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0001 /*
0002  * ioctl32.c: Conversion between 32bit and 64bit native ioctls.
0003  *
0004  * Copyright (C) 1997-2000  Jakub Jelinek  (jakub@redhat.com)
0005  * Copyright (C) 1998  Eddie C. Dost  (ecd@skynet.be)
0006  * Copyright (C) 2001,2002  Andi Kleen, SuSE Labs 
0007  * Copyright (C) 2003       Pavel Machek (pavel@ucw.cz)
0008  *
0009  * These routines maintain argument size conversion between 32bit and 64bit
0010  * ioctls.
0011  */
0012 
0013 #include <linux/joystick.h>
0014 
0015 #include <linux/types.h>
0016 #include <linux/compat.h>
0017 #include <linux/kernel.h>
0018 #include <linux/capability.h>
0019 #include <linux/compiler.h>
0020 #include <linux/sched.h>
0021 #include <linux/smp.h>
0022 #include <linux/ioctl.h>
0023 #include <linux/if.h>
0024 #include <linux/if_bridge.h>
0025 #include <linux/raid/md_u.h>
0026 #include <linux/kd.h>
0027 #include <linux/route.h>
0028 #include <linux/in6.h>
0029 #include <linux/ipv6_route.h>
0030 #include <linux/skbuff.h>
0031 #include <linux/netlink.h>
0032 #include <linux/vt.h>
0033 #include <linux/falloc.h>
0034 #include <linux/fs.h>
0035 #include <linux/file.h>
0036 #include <linux/ppp_defs.h>
0037 #include <linux/ppp-ioctl.h>
0038 #include <linux/if_pppox.h>
0039 #include <linux/mtio.h>
0040 #include <linux/auto_fs.h>
0041 #include <linux/auto_fs4.h>
0042 #include <linux/tty.h>
0043 #include <linux/vt_kern.h>
0044 #include <linux/fb.h>
0045 #include <linux/videodev2.h>
0046 #include <linux/netdevice.h>
0047 #include <linux/raw.h>
0048 #include <linux/blkdev.h>
0049 #include <linux/elevator.h>
0050 #include <linux/rtc.h>
0051 #include <linux/pci.h>
0052 #include <linux/serial.h>
0053 #include <linux/if_tun.h>
0054 #include <linux/ctype.h>
0055 #include <linux/syscalls.h>
0056 #include <linux/i2c.h>
0057 #include <linux/i2c-dev.h>
0058 #include <linux/atalk.h>
0059 #include <linux/gfp.h>
0060 #include <linux/cec.h>
0061 
0062 #include "internal.h"
0063 
0064 #include <net/bluetooth/bluetooth.h>
0065 #include <net/bluetooth/hci_sock.h>
0066 #include <net/bluetooth/rfcomm.h>
0067 
0068 #include <linux/capi.h>
0069 #include <linux/gigaset_dev.h>
0070 
0071 #ifdef CONFIG_BLOCK
0072 #include <linux/cdrom.h>
0073 #include <linux/fd.h>
0074 #include <scsi/scsi.h>
0075 #include <scsi/scsi_ioctl.h>
0076 #include <scsi/sg.h>
0077 #endif
0078 
0079 #include <linux/uaccess.h>
0080 #include <linux/ethtool.h>
0081 #include <linux/mii.h>
0082 #include <linux/if_bonding.h>
0083 #include <linux/watchdog.h>
0084 
0085 #include <linux/soundcard.h>
0086 #include <linux/lp.h>
0087 #include <linux/ppdev.h>
0088 
0089 #include <linux/atm.h>
0090 #include <linux/atmarp.h>
0091 #include <linux/atmclip.h>
0092 #include <linux/atmdev.h>
0093 #include <linux/atmioc.h>
0094 #include <linux/atmlec.h>
0095 #include <linux/atmmpc.h>
0096 #include <linux/atmsvc.h>
0097 #include <linux/atm_tcp.h>
0098 #include <linux/sonet.h>
0099 #include <linux/atm_suni.h>
0100 
0101 #include <linux/usb.h>
0102 #include <linux/usbdevice_fs.h>
0103 #include <linux/nbd.h>
0104 #include <linux/random.h>
0105 #include <linux/filter.h>
0106 
0107 #include <linux/hiddev.h>
0108 
0109 #define __DVB_CORE__
0110 #include <linux/dvb/audio.h>
0111 #include <linux/dvb/dmx.h>
0112 #include <linux/dvb/frontend.h>
0113 #include <linux/dvb/video.h>
0114 
0115 #include <linux/sort.h>
0116 
0117 #ifdef CONFIG_SPARC
0118 #include <asm/fbio.h>
0119 #endif
0120 
0121 #define convert_in_user(srcptr, dstptr)         \
0122 ({                          \
0123     typeof(*srcptr) val;                \
0124                             \
0125     get_user(val, srcptr) || put_user(val, dstptr); \
0126 })
0127 
0128 static int do_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
0129 {
0130     int err;
0131 
0132     err = security_file_ioctl(file, cmd, arg);
0133     if (err)
0134         return err;
0135 
0136     return vfs_ioctl(file, cmd, arg);
0137 }
0138 
0139 static int w_long(struct file *file,
0140         unsigned int cmd, compat_ulong_t __user *argp)
0141 {
0142     int err;
0143     unsigned long __user *valp = compat_alloc_user_space(sizeof(*valp));
0144 
0145     if (valp == NULL)
0146         return -EFAULT;
0147     err = do_ioctl(file, cmd, (unsigned long)valp);
0148     if (err)
0149         return err;
0150     if (convert_in_user(valp, argp))
0151         return -EFAULT;
0152     return 0;
0153 }
0154 
0155 struct compat_video_event {
0156     int32_t     type;
0157     compat_time_t   timestamp;
0158     union {
0159             video_size_t size;
0160         unsigned int frame_rate;
0161     } u;
0162 };
0163 
0164 static int do_video_get_event(struct file *file,
0165         unsigned int cmd, struct compat_video_event __user *up)
0166 {
0167     struct video_event __user *kevent =
0168         compat_alloc_user_space(sizeof(*kevent));
0169     int err;
0170 
0171     if (kevent == NULL)
0172         return -EFAULT;
0173 
0174     err = do_ioctl(file, cmd, (unsigned long)kevent);
0175     if (!err) {
0176         err  = convert_in_user(&kevent->type, &up->type);
0177         err |= convert_in_user(&kevent->timestamp, &up->timestamp);
0178         err |= convert_in_user(&kevent->u.size.w, &up->u.size.w);
0179         err |= convert_in_user(&kevent->u.size.h, &up->u.size.h);
0180         err |= convert_in_user(&kevent->u.size.aspect_ratio,
0181                 &up->u.size.aspect_ratio);
0182         if (err)
0183             err = -EFAULT;
0184     }
0185 
0186     return err;
0187 }
0188 
0189 struct compat_video_still_picture {
0190         compat_uptr_t iFrame;
0191         int32_t size;
0192 };
0193 
0194 static int do_video_stillpicture(struct file *file,
0195         unsigned int cmd, struct compat_video_still_picture __user *up)
0196 {
0197     struct video_still_picture __user *up_native;
0198     compat_uptr_t fp;
0199     int32_t size;
0200     int err;
0201 
0202     err  = get_user(fp, &up->iFrame);
0203     err |= get_user(size, &up->size);
0204     if (err)
0205         return -EFAULT;
0206 
0207     up_native =
0208         compat_alloc_user_space(sizeof(struct video_still_picture));
0209 
0210     err =  put_user(compat_ptr(fp), &up_native->iFrame);
0211     err |= put_user(size, &up_native->size);
0212     if (err)
0213         return -EFAULT;
0214 
0215     err = do_ioctl(file, cmd, (unsigned long) up_native);
0216 
0217     return err;
0218 }
0219 
0220 struct compat_video_spu_palette {
0221     int length;
0222     compat_uptr_t palette;
0223 };
0224 
0225 static int do_video_set_spu_palette(struct file *file,
0226         unsigned int cmd, struct compat_video_spu_palette __user *up)
0227 {
0228     struct video_spu_palette __user *up_native;
0229     compat_uptr_t palp;
0230     int length, err;
0231 
0232     err  = get_user(palp, &up->palette);
0233     err |= get_user(length, &up->length);
0234     if (err)
0235         return -EFAULT;
0236 
0237     up_native = compat_alloc_user_space(sizeof(struct video_spu_palette));
0238     err  = put_user(compat_ptr(palp), &up_native->palette);
0239     err |= put_user(length, &up_native->length);
0240     if (err)
0241         return -EFAULT;
0242 
0243     err = do_ioctl(file, cmd, (unsigned long) up_native);
0244 
0245     return err;
0246 }
0247 
0248 #ifdef CONFIG_BLOCK
0249 typedef struct sg_io_hdr32 {
0250     compat_int_t interface_id;  /* [i] 'S' for SCSI generic (required) */
0251     compat_int_t dxfer_direction;   /* [i] data transfer direction  */
0252     unsigned char cmd_len;      /* [i] SCSI command length ( <= 16 bytes) */
0253     unsigned char mx_sb_len;        /* [i] max length to write to sbp */
0254     unsigned short iovec_count; /* [i] 0 implies no scatter gather */
0255     compat_uint_t dxfer_len;        /* [i] byte count of data transfer */
0256     compat_uint_t dxferp;       /* [i], [*io] points to data transfer memory
0257                           or scatter gather list */
0258     compat_uptr_t cmdp;     /* [i], [*i] points to command to perform */
0259     compat_uptr_t sbp;      /* [i], [*o] points to sense_buffer memory */
0260     compat_uint_t timeout;      /* [i] MAX_UINT->no timeout (unit: millisec) */
0261     compat_uint_t flags;        /* [i] 0 -> default, see SG_FLAG... */
0262     compat_int_t pack_id;       /* [i->o] unused internally (normally) */
0263     compat_uptr_t usr_ptr;      /* [i->o] unused internally */
0264     unsigned char status;       /* [o] scsi status */
0265     unsigned char masked_status;    /* [o] shifted, masked scsi status */
0266     unsigned char msg_status;       /* [o] messaging level data (optional) */
0267     unsigned char sb_len_wr;        /* [o] byte count actually written to sbp */
0268     unsigned short host_status; /* [o] errors from host adapter */
0269     unsigned short driver_status;   /* [o] errors from software driver */
0270     compat_int_t resid;     /* [o] dxfer_len - actual_transferred */
0271     compat_uint_t duration;     /* [o] time taken by cmd (unit: millisec) */
0272     compat_uint_t info;     /* [o] auxiliary information */
0273 } sg_io_hdr32_t;  /* 64 bytes long (on sparc32) */
0274 
0275 typedef struct sg_iovec32 {
0276     compat_uint_t iov_base;
0277     compat_uint_t iov_len;
0278 } sg_iovec32_t;
0279 
0280 static int sg_build_iovec(sg_io_hdr_t __user *sgio, void __user *dxferp, u16 iovec_count)
0281 {
0282     sg_iovec_t __user *iov = (sg_iovec_t __user *) (sgio + 1);
0283     sg_iovec32_t __user *iov32 = dxferp;
0284     int i;
0285 
0286     for (i = 0; i < iovec_count; i++) {
0287         u32 base, len;
0288 
0289         if (get_user(base, &iov32[i].iov_base) ||
0290             get_user(len, &iov32[i].iov_len) ||
0291             put_user(compat_ptr(base), &iov[i].iov_base) ||
0292             put_user(len, &iov[i].iov_len))
0293             return -EFAULT;
0294     }
0295 
0296     if (put_user(iov, &sgio->dxferp))
0297         return -EFAULT;
0298     return 0;
0299 }
0300 
0301 static int sg_ioctl_trans(struct file *file, unsigned int cmd,
0302             sg_io_hdr32_t __user *sgio32)
0303 {
0304     sg_io_hdr_t __user *sgio;
0305     u16 iovec_count;
0306     u32 data;
0307     void __user *dxferp;
0308     int err;
0309     int interface_id;
0310 
0311     if (get_user(interface_id, &sgio32->interface_id))
0312         return -EFAULT;
0313     if (interface_id != 'S')
0314         return do_ioctl(file, cmd, (unsigned long)sgio32);
0315 
0316     if (get_user(iovec_count, &sgio32->iovec_count))
0317         return -EFAULT;
0318 
0319     {
0320         void __user *top = compat_alloc_user_space(0);
0321         void __user *new = compat_alloc_user_space(sizeof(sg_io_hdr_t) +
0322                        (iovec_count * sizeof(sg_iovec_t)));
0323         if (new > top)
0324             return -EINVAL;
0325 
0326         sgio = new;
0327     }
0328 
0329     /* Ok, now construct.  */
0330     if (copy_in_user(&sgio->interface_id, &sgio32->interface_id,
0331              (2 * sizeof(int)) +
0332              (2 * sizeof(unsigned char)) +
0333              (1 * sizeof(unsigned short)) +
0334              (1 * sizeof(unsigned int))))
0335         return -EFAULT;
0336 
0337     if (get_user(data, &sgio32->dxferp))
0338         return -EFAULT;
0339     dxferp = compat_ptr(data);
0340     if (iovec_count) {
0341         if (sg_build_iovec(sgio, dxferp, iovec_count))
0342             return -EFAULT;
0343     } else {
0344         if (put_user(dxferp, &sgio->dxferp))
0345             return -EFAULT;
0346     }
0347 
0348     {
0349         unsigned char __user *cmdp;
0350         unsigned char __user *sbp;
0351 
0352         if (get_user(data, &sgio32->cmdp))
0353             return -EFAULT;
0354         cmdp = compat_ptr(data);
0355 
0356         if (get_user(data, &sgio32->sbp))
0357             return -EFAULT;
0358         sbp = compat_ptr(data);
0359 
0360         if (put_user(cmdp, &sgio->cmdp) ||
0361             put_user(sbp, &sgio->sbp))
0362             return -EFAULT;
0363     }
0364 
0365     if (copy_in_user(&sgio->timeout, &sgio32->timeout,
0366              3 * sizeof(int)))
0367         return -EFAULT;
0368 
0369     if (get_user(data, &sgio32->usr_ptr))
0370         return -EFAULT;
0371     if (put_user(compat_ptr(data), &sgio->usr_ptr))
0372         return -EFAULT;
0373 
0374     err = do_ioctl(file, cmd, (unsigned long) sgio);
0375 
0376     if (err >= 0) {
0377         void __user *datap;
0378 
0379         if (copy_in_user(&sgio32->pack_id, &sgio->pack_id,
0380                  sizeof(int)) ||
0381             get_user(datap, &sgio->usr_ptr) ||
0382             put_user((u32)(unsigned long)datap,
0383                  &sgio32->usr_ptr) ||
0384             copy_in_user(&sgio32->status, &sgio->status,
0385                  (4 * sizeof(unsigned char)) +
0386                  (2 * sizeof(unsigned short)) +
0387                  (3 * sizeof(int))))
0388             err = -EFAULT;
0389     }
0390 
0391     return err;
0392 }
0393 
0394 struct compat_sg_req_info { /* used by SG_GET_REQUEST_TABLE ioctl() */
0395     char req_state;
0396     char orphan;
0397     char sg_io_owned;
0398     char problem;
0399     int pack_id;
0400     compat_uptr_t usr_ptr;
0401     unsigned int duration;
0402     int unused;
0403 };
0404 
0405 static int sg_grt_trans(struct file *file,
0406         unsigned int cmd, struct compat_sg_req_info __user *o)
0407 {
0408     int err, i;
0409     sg_req_info_t __user *r;
0410     r = compat_alloc_user_space(sizeof(sg_req_info_t)*SG_MAX_QUEUE);
0411     err = do_ioctl(file, cmd, (unsigned long)r);
0412     if (err < 0)
0413         return err;
0414     for (i = 0; i < SG_MAX_QUEUE; i++) {
0415         void __user *ptr;
0416         int d;
0417 
0418         if (copy_in_user(o + i, r + i, offsetof(sg_req_info_t, usr_ptr)) ||
0419             get_user(ptr, &r[i].usr_ptr) ||
0420             get_user(d, &r[i].duration) ||
0421             put_user((u32)(unsigned long)(ptr), &o[i].usr_ptr) ||
0422             put_user(d, &o[i].duration))
0423             return -EFAULT;
0424     }
0425     return err;
0426 }
0427 #endif /* CONFIG_BLOCK */
0428 
0429 struct sock_fprog32 {
0430     unsigned short  len;
0431     compat_caddr_t  filter;
0432 };
0433 
0434 #define PPPIOCSPASS32   _IOW('t', 71, struct sock_fprog32)
0435 #define PPPIOCSACTIVE32 _IOW('t', 70, struct sock_fprog32)
0436 
0437 static int ppp_sock_fprog_ioctl_trans(struct file *file,
0438         unsigned int cmd, struct sock_fprog32 __user *u_fprog32)
0439 {
0440     struct sock_fprog __user *u_fprog64 = compat_alloc_user_space(sizeof(struct sock_fprog));
0441     void __user *fptr64;
0442     u32 fptr32;
0443     u16 flen;
0444 
0445     if (get_user(flen, &u_fprog32->len) ||
0446         get_user(fptr32, &u_fprog32->filter))
0447         return -EFAULT;
0448 
0449     fptr64 = compat_ptr(fptr32);
0450 
0451     if (put_user(flen, &u_fprog64->len) ||
0452         put_user(fptr64, &u_fprog64->filter))
0453         return -EFAULT;
0454 
0455     if (cmd == PPPIOCSPASS32)
0456         cmd = PPPIOCSPASS;
0457     else
0458         cmd = PPPIOCSACTIVE;
0459 
0460     return do_ioctl(file, cmd, (unsigned long) u_fprog64);
0461 }
0462 
0463 struct ppp_option_data32 {
0464     compat_caddr_t  ptr;
0465     u32         length;
0466     compat_int_t        transmit;
0467 };
0468 #define PPPIOCSCOMPRESS32   _IOW('t', 77, struct ppp_option_data32)
0469 
0470 struct ppp_idle32 {
0471     compat_time_t xmit_idle;
0472     compat_time_t recv_idle;
0473 };
0474 #define PPPIOCGIDLE32       _IOR('t', 63, struct ppp_idle32)
0475 
0476 static int ppp_gidle(struct file *file, unsigned int cmd,
0477         struct ppp_idle32 __user *idle32)
0478 {
0479     struct ppp_idle __user *idle;
0480     __kernel_time_t xmit, recv;
0481     int err;
0482 
0483     idle = compat_alloc_user_space(sizeof(*idle));
0484 
0485     err = do_ioctl(file, PPPIOCGIDLE, (unsigned long) idle);
0486 
0487     if (!err) {
0488         if (get_user(xmit, &idle->xmit_idle) ||
0489             get_user(recv, &idle->recv_idle) ||
0490             put_user(xmit, &idle32->xmit_idle) ||
0491             put_user(recv, &idle32->recv_idle))
0492             err = -EFAULT;
0493     }
0494     return err;
0495 }
0496 
0497 static int ppp_scompress(struct file *file, unsigned int cmd,
0498     struct ppp_option_data32 __user *odata32)
0499 {
0500     struct ppp_option_data __user *odata;
0501     __u32 data;
0502     void __user *datap;
0503 
0504     odata = compat_alloc_user_space(sizeof(*odata));
0505 
0506     if (get_user(data, &odata32->ptr))
0507         return -EFAULT;
0508 
0509     datap = compat_ptr(data);
0510     if (put_user(datap, &odata->ptr))
0511         return -EFAULT;
0512 
0513     if (copy_in_user(&odata->length, &odata32->length,
0514              sizeof(__u32) + sizeof(int)))
0515         return -EFAULT;
0516 
0517     return do_ioctl(file, PPPIOCSCOMPRESS, (unsigned long) odata);
0518 }
0519 
0520 #ifdef CONFIG_BLOCK
0521 struct mtget32 {
0522     compat_long_t   mt_type;
0523     compat_long_t   mt_resid;
0524     compat_long_t   mt_dsreg;
0525     compat_long_t   mt_gstat;
0526     compat_long_t   mt_erreg;
0527     compat_daddr_t  mt_fileno;
0528     compat_daddr_t  mt_blkno;
0529 };
0530 #define MTIOCGET32  _IOR('m', 2, struct mtget32)
0531 
0532 struct mtpos32 {
0533     compat_long_t   mt_blkno;
0534 };
0535 #define MTIOCPOS32  _IOR('m', 3, struct mtpos32)
0536 
0537 static int mt_ioctl_trans(struct file *file,
0538         unsigned int cmd, void __user *argp)
0539 {
0540     /* NULL initialization to make gcc shut up */
0541     struct mtget __user *get = NULL;
0542     struct mtget32 __user *umget32;
0543     struct mtpos __user *pos = NULL;
0544     struct mtpos32 __user *upos32;
0545     unsigned long kcmd;
0546     void *karg;
0547     int err = 0;
0548 
0549     switch(cmd) {
0550     case MTIOCPOS32:
0551         kcmd = MTIOCPOS;
0552         pos = compat_alloc_user_space(sizeof(*pos));
0553         karg = pos;
0554         break;
0555     default:    /* MTIOCGET32 */
0556         kcmd = MTIOCGET;
0557         get = compat_alloc_user_space(sizeof(*get));
0558         karg = get;
0559         break;
0560     }
0561     if (karg == NULL)
0562         return -EFAULT;
0563     err = do_ioctl(file, kcmd, (unsigned long)karg);
0564     if (err)
0565         return err;
0566     switch (cmd) {
0567     case MTIOCPOS32:
0568         upos32 = argp;
0569         err = convert_in_user(&pos->mt_blkno, &upos32->mt_blkno);
0570         break;
0571     case MTIOCGET32:
0572         umget32 = argp;
0573         err = convert_in_user(&get->mt_type, &umget32->mt_type);
0574         err |= convert_in_user(&get->mt_resid, &umget32->mt_resid);
0575         err |= convert_in_user(&get->mt_dsreg, &umget32->mt_dsreg);
0576         err |= convert_in_user(&get->mt_gstat, &umget32->mt_gstat);
0577         err |= convert_in_user(&get->mt_erreg, &umget32->mt_erreg);
0578         err |= convert_in_user(&get->mt_fileno, &umget32->mt_fileno);
0579         err |= convert_in_user(&get->mt_blkno, &umget32->mt_blkno);
0580         break;
0581     }
0582     return err ? -EFAULT: 0;
0583 }
0584 
0585 #endif /* CONFIG_BLOCK */
0586 
0587 /* Bluetooth ioctls */
0588 #define HCIUARTSETPROTO     _IOW('U', 200, int)
0589 #define HCIUARTGETPROTO     _IOR('U', 201, int)
0590 #define HCIUARTGETDEVICE    _IOR('U', 202, int)
0591 #define HCIUARTSETFLAGS     _IOW('U', 203, int)
0592 #define HCIUARTGETFLAGS     _IOR('U', 204, int)
0593 
0594 #define BNEPCONNADD _IOW('B', 200, int)
0595 #define BNEPCONNDEL _IOW('B', 201, int)
0596 #define BNEPGETCONNLIST _IOR('B', 210, int)
0597 #define BNEPGETCONNINFO _IOR('B', 211, int)
0598 #define BNEPGETSUPPFEAT _IOR('B', 212, int)
0599 
0600 #define CMTPCONNADD _IOW('C', 200, int)
0601 #define CMTPCONNDEL _IOW('C', 201, int)
0602 #define CMTPGETCONNLIST _IOR('C', 210, int)
0603 #define CMTPGETCONNINFO _IOR('C', 211, int)
0604 
0605 #define HIDPCONNADD _IOW('H', 200, int)
0606 #define HIDPCONNDEL _IOW('H', 201, int)
0607 #define HIDPGETCONNLIST _IOR('H', 210, int)
0608 #define HIDPGETCONNINFO _IOR('H', 211, int)
0609 
0610 
0611 struct serial_struct32 {
0612         compat_int_t    type;
0613         compat_int_t    line;
0614         compat_uint_t   port;
0615         compat_int_t    irq;
0616         compat_int_t    flags;
0617         compat_int_t    xmit_fifo_size;
0618         compat_int_t    custom_divisor;
0619         compat_int_t    baud_base;
0620         unsigned short  close_delay;
0621         char    io_type;
0622         char    reserved_char[1];
0623         compat_int_t    hub6;
0624         unsigned short  closing_wait; /* time to wait before closing */
0625         unsigned short  closing_wait2; /* no longer used... */
0626         compat_uint_t   iomem_base;
0627         unsigned short  iomem_reg_shift;
0628         unsigned int    port_high;
0629      /* compat_ulong_t  iomap_base FIXME */
0630         compat_int_t    reserved[1];
0631 };
0632 
0633 static int serial_struct_ioctl(struct file *file,
0634         unsigned cmd, struct serial_struct32 __user *ss32)
0635 {
0636         typedef struct serial_struct32 SS32;
0637         int err;
0638     struct serial_struct __user *ss = compat_alloc_user_space(sizeof(*ss));
0639         __u32 udata;
0640     unsigned int base;
0641     unsigned char *iomem_base;
0642 
0643     if (ss == NULL)
0644         return -EFAULT;
0645         if (cmd == TIOCSSERIAL) {
0646         if (copy_in_user(ss, ss32, offsetof(SS32, iomem_base)) ||
0647             get_user(udata, &ss32->iomem_base))
0648             return -EFAULT;
0649         iomem_base = compat_ptr(udata);
0650         if (put_user(iomem_base, &ss->iomem_base) ||
0651             convert_in_user(&ss32->iomem_reg_shift,
0652               &ss->iomem_reg_shift) ||
0653             convert_in_user(&ss32->port_high, &ss->port_high) ||
0654             put_user(0UL, &ss->iomap_base))
0655             return -EFAULT;
0656         }
0657     err = do_ioctl(file, cmd, (unsigned long)ss);
0658         if (cmd == TIOCGSERIAL && err >= 0) {
0659         if (copy_in_user(ss32, ss, offsetof(SS32, iomem_base)) ||
0660             get_user(iomem_base, &ss->iomem_base))
0661             return -EFAULT;
0662         base = (unsigned long)iomem_base  >> 32 ?
0663             0xffffffff : (unsigned)(unsigned long)iomem_base;
0664         if (put_user(base, &ss32->iomem_base) ||
0665             convert_in_user(&ss->iomem_reg_shift,
0666               &ss32->iomem_reg_shift) ||
0667             convert_in_user(&ss->port_high, &ss32->port_high))
0668             return -EFAULT;
0669         }
0670         return err;
0671 }
0672 
0673 /*
0674  * I2C layer ioctls
0675  */
0676 
0677 struct i2c_msg32 {
0678     u16 addr;
0679     u16 flags;
0680     u16 len;
0681     compat_caddr_t buf;
0682 };
0683 
0684 struct i2c_rdwr_ioctl_data32 {
0685     compat_caddr_t msgs; /* struct i2c_msg __user *msgs */
0686     u32 nmsgs;
0687 };
0688 
0689 struct i2c_smbus_ioctl_data32 {
0690     u8 read_write;
0691     u8 command;
0692     u32 size;
0693     compat_caddr_t data; /* union i2c_smbus_data *data */
0694 };
0695 
0696 struct i2c_rdwr_aligned {
0697     struct i2c_rdwr_ioctl_data cmd;
0698     struct i2c_msg msgs[0];
0699 };
0700 
0701 static int do_i2c_rdwr_ioctl(struct file *file,
0702     unsigned int cmd, struct i2c_rdwr_ioctl_data32 __user *udata)
0703 {
0704     struct i2c_rdwr_aligned     __user *tdata;
0705     struct i2c_msg          __user *tmsgs;
0706     struct i2c_msg32        __user *umsgs;
0707     compat_caddr_t          datap;
0708     u32             nmsgs;
0709     int             i;
0710 
0711     if (get_user(nmsgs, &udata->nmsgs))
0712         return -EFAULT;
0713     if (nmsgs > I2C_RDWR_IOCTL_MAX_MSGS)
0714         return -EINVAL;
0715 
0716     if (get_user(datap, &udata->msgs))
0717         return -EFAULT;
0718     umsgs = compat_ptr(datap);
0719 
0720     tdata = compat_alloc_user_space(sizeof(*tdata) +
0721                       nmsgs * sizeof(struct i2c_msg));
0722     tmsgs = &tdata->msgs[0];
0723 
0724     if (put_user(nmsgs, &tdata->cmd.nmsgs) ||
0725         put_user(tmsgs, &tdata->cmd.msgs))
0726         return -EFAULT;
0727 
0728     for (i = 0; i < nmsgs; i++) {
0729         if (copy_in_user(&tmsgs[i].addr, &umsgs[i].addr, 3*sizeof(u16)))
0730             return -EFAULT;
0731         if (get_user(datap, &umsgs[i].buf) ||
0732             put_user(compat_ptr(datap), &tmsgs[i].buf))
0733             return -EFAULT;
0734     }
0735     return do_ioctl(file, cmd, (unsigned long)tdata);
0736 }
0737 
0738 static int do_i2c_smbus_ioctl(struct file *file,
0739         unsigned int cmd, struct i2c_smbus_ioctl_data32   __user *udata)
0740 {
0741     struct i2c_smbus_ioctl_data __user *tdata;
0742     compat_caddr_t          datap;
0743 
0744     tdata = compat_alloc_user_space(sizeof(*tdata));
0745     if (tdata == NULL)
0746         return -ENOMEM;
0747     if (!access_ok(VERIFY_WRITE, tdata, sizeof(*tdata)))
0748         return -EFAULT;
0749 
0750     if (!access_ok(VERIFY_READ, udata, sizeof(*udata)))
0751         return -EFAULT;
0752 
0753     if (__copy_in_user(&tdata->read_write, &udata->read_write, 2 * sizeof(u8)))
0754         return -EFAULT;
0755     if (__copy_in_user(&tdata->size, &udata->size, 2 * sizeof(u32)))
0756         return -EFAULT;
0757     if (__get_user(datap, &udata->data) ||
0758         __put_user(compat_ptr(datap), &tdata->data))
0759         return -EFAULT;
0760 
0761     return do_ioctl(file, cmd, (unsigned long)tdata);
0762 }
0763 
0764 #define RTC_IRQP_READ32     _IOR('p', 0x0b, compat_ulong_t)
0765 #define RTC_IRQP_SET32      _IOW('p', 0x0c, compat_ulong_t)
0766 #define RTC_EPOCH_READ32    _IOR('p', 0x0d, compat_ulong_t)
0767 #define RTC_EPOCH_SET32     _IOW('p', 0x0e, compat_ulong_t)
0768 
0769 static int rtc_ioctl(struct file *file,
0770         unsigned cmd, void __user *argp)
0771 {
0772     unsigned long __user *valp = compat_alloc_user_space(sizeof(*valp));
0773     int ret;
0774 
0775     if (valp == NULL)
0776         return -EFAULT;
0777     switch (cmd) {
0778     case RTC_IRQP_READ32:
0779     case RTC_EPOCH_READ32:
0780         ret = do_ioctl(file, (cmd == RTC_IRQP_READ32) ?
0781                     RTC_IRQP_READ : RTC_EPOCH_READ,
0782                     (unsigned long)valp);
0783         if (ret)
0784             return ret;
0785         return convert_in_user(valp, (unsigned int __user *)argp);
0786     case RTC_IRQP_SET32:
0787         return do_ioctl(file, RTC_IRQP_SET, (unsigned long)argp);
0788     case RTC_EPOCH_SET32:
0789         return do_ioctl(file, RTC_EPOCH_SET, (unsigned long)argp);
0790     }
0791 
0792     return -ENOIOCTLCMD;
0793 }
0794 
0795 /* on ia32 l_start is on a 32-bit boundary */
0796 #if defined(CONFIG_IA64) || defined(CONFIG_X86_64)
0797 struct space_resv_32 {
0798     __s16       l_type;
0799     __s16       l_whence;
0800     __s64       l_start __attribute__((packed));
0801             /* len == 0 means until end of file */
0802     __s64       l_len __attribute__((packed));
0803     __s32       l_sysid;
0804     __u32       l_pid;
0805     __s32       l_pad[4];   /* reserve area */
0806 };
0807 
0808 #define FS_IOC_RESVSP_32        _IOW ('X', 40, struct space_resv_32)
0809 #define FS_IOC_RESVSP64_32  _IOW ('X', 42, struct space_resv_32)
0810 
0811 /* just account for different alignment */
0812 static int compat_ioctl_preallocate(struct file *file,
0813             struct space_resv_32    __user *p32)
0814 {
0815     struct space_resv   __user *p = compat_alloc_user_space(sizeof(*p));
0816 
0817     if (copy_in_user(&p->l_type,    &p32->l_type,   sizeof(s16)) ||
0818         copy_in_user(&p->l_whence,  &p32->l_whence, sizeof(s16)) ||
0819         copy_in_user(&p->l_start,   &p32->l_start,  sizeof(s64)) ||
0820         copy_in_user(&p->l_len, &p32->l_len,    sizeof(s64)) ||
0821         copy_in_user(&p->l_sysid,   &p32->l_sysid,  sizeof(s32)) ||
0822         copy_in_user(&p->l_pid, &p32->l_pid,    sizeof(u32)) ||
0823         copy_in_user(&p->l_pad, &p32->l_pad,    4*sizeof(u32)))
0824         return -EFAULT;
0825 
0826     return ioctl_preallocate(file, p);
0827 }
0828 #endif
0829 
0830 /*
0831  * simple reversible transform to make our table more evenly
0832  * distributed after sorting.
0833  */
0834 #define XFORM(i) (((i) ^ ((i) << 27) ^ ((i) << 17)) & 0xffffffff)
0835 
0836 #define COMPATIBLE_IOCTL(cmd) XFORM(cmd),
0837 /* ioctl should not be warned about even if it's not implemented.
0838    Valid reasons to use this:
0839    - It is implemented with ->compat_ioctl on some device, but programs
0840    call it on others too.
0841    - The ioctl is not implemented in the native kernel, but programs
0842    call it commonly anyways.
0843    Most other reasons are not valid. */
0844 #define IGNORE_IOCTL(cmd) COMPATIBLE_IOCTL(cmd)
0845 
0846 static unsigned int ioctl_pointer[] = {
0847 /* compatible ioctls first */
0848 COMPATIBLE_IOCTL(0x4B50)   /* KDGHWCLK - not in the kernel, but don't complain */
0849 COMPATIBLE_IOCTL(0x4B51)   /* KDSHWCLK - not in the kernel, but don't complain */
0850 
0851 /* Big T */
0852 COMPATIBLE_IOCTL(TCGETA)
0853 COMPATIBLE_IOCTL(TCSETA)
0854 COMPATIBLE_IOCTL(TCSETAW)
0855 COMPATIBLE_IOCTL(TCSETAF)
0856 COMPATIBLE_IOCTL(TCSBRK)
0857 COMPATIBLE_IOCTL(TCXONC)
0858 COMPATIBLE_IOCTL(TCFLSH)
0859 COMPATIBLE_IOCTL(TCGETS)
0860 COMPATIBLE_IOCTL(TCSETS)
0861 COMPATIBLE_IOCTL(TCSETSW)
0862 COMPATIBLE_IOCTL(TCSETSF)
0863 COMPATIBLE_IOCTL(TIOCLINUX)
0864 COMPATIBLE_IOCTL(TIOCSBRK)
0865 COMPATIBLE_IOCTL(TIOCGDEV)
0866 COMPATIBLE_IOCTL(TIOCCBRK)
0867 COMPATIBLE_IOCTL(TIOCGSID)
0868 COMPATIBLE_IOCTL(TIOCGICOUNT)
0869 COMPATIBLE_IOCTL(TIOCGPKT)
0870 COMPATIBLE_IOCTL(TIOCGPTLCK)
0871 COMPATIBLE_IOCTL(TIOCGEXCL)
0872 /* Little t */
0873 COMPATIBLE_IOCTL(TIOCGETD)
0874 COMPATIBLE_IOCTL(TIOCSETD)
0875 COMPATIBLE_IOCTL(TIOCEXCL)
0876 COMPATIBLE_IOCTL(TIOCNXCL)
0877 COMPATIBLE_IOCTL(TIOCCONS)
0878 COMPATIBLE_IOCTL(TIOCGSOFTCAR)
0879 COMPATIBLE_IOCTL(TIOCSSOFTCAR)
0880 COMPATIBLE_IOCTL(TIOCSWINSZ)
0881 COMPATIBLE_IOCTL(TIOCGWINSZ)
0882 COMPATIBLE_IOCTL(TIOCMGET)
0883 COMPATIBLE_IOCTL(TIOCMBIC)
0884 COMPATIBLE_IOCTL(TIOCMBIS)
0885 COMPATIBLE_IOCTL(TIOCMSET)
0886 COMPATIBLE_IOCTL(TIOCPKT)
0887 COMPATIBLE_IOCTL(TIOCNOTTY)
0888 COMPATIBLE_IOCTL(TIOCSTI)
0889 COMPATIBLE_IOCTL(TIOCOUTQ)
0890 COMPATIBLE_IOCTL(TIOCSPGRP)
0891 COMPATIBLE_IOCTL(TIOCGPGRP)
0892 COMPATIBLE_IOCTL(TIOCGPTN)
0893 COMPATIBLE_IOCTL(TIOCSPTLCK)
0894 COMPATIBLE_IOCTL(TIOCSERGETLSR)
0895 COMPATIBLE_IOCTL(TIOCSIG)
0896 #ifdef TIOCSRS485
0897 COMPATIBLE_IOCTL(TIOCSRS485)
0898 #endif
0899 #ifdef TIOCGRS485
0900 COMPATIBLE_IOCTL(TIOCGRS485)
0901 #endif
0902 #ifdef TCGETS2
0903 COMPATIBLE_IOCTL(TCGETS2)
0904 COMPATIBLE_IOCTL(TCSETS2)
0905 COMPATIBLE_IOCTL(TCSETSW2)
0906 COMPATIBLE_IOCTL(TCSETSF2)
0907 #endif
0908 /* Little f */
0909 COMPATIBLE_IOCTL(FIOCLEX)
0910 COMPATIBLE_IOCTL(FIONCLEX)
0911 COMPATIBLE_IOCTL(FIOASYNC)
0912 COMPATIBLE_IOCTL(FIONBIO)
0913 COMPATIBLE_IOCTL(FIONREAD)  /* This is also TIOCINQ */
0914 COMPATIBLE_IOCTL(FS_IOC_FIEMAP)
0915 /* 0x00 */
0916 COMPATIBLE_IOCTL(FIBMAP)
0917 COMPATIBLE_IOCTL(FIGETBSZ)
0918 /* 'X' - originally XFS but some now in the VFS */
0919 COMPATIBLE_IOCTL(FIFREEZE)
0920 COMPATIBLE_IOCTL(FITHAW)
0921 COMPATIBLE_IOCTL(FITRIM)
0922 COMPATIBLE_IOCTL(KDGETKEYCODE)
0923 COMPATIBLE_IOCTL(KDSETKEYCODE)
0924 COMPATIBLE_IOCTL(KDGKBTYPE)
0925 COMPATIBLE_IOCTL(KDGETMODE)
0926 COMPATIBLE_IOCTL(KDGKBMODE)
0927 COMPATIBLE_IOCTL(KDGKBMETA)
0928 COMPATIBLE_IOCTL(KDGKBENT)
0929 COMPATIBLE_IOCTL(KDSKBENT)
0930 COMPATIBLE_IOCTL(KDGKBSENT)
0931 COMPATIBLE_IOCTL(KDSKBSENT)
0932 COMPATIBLE_IOCTL(KDGKBDIACR)
0933 COMPATIBLE_IOCTL(KDSKBDIACR)
0934 COMPATIBLE_IOCTL(KDGKBDIACRUC)
0935 COMPATIBLE_IOCTL(KDSKBDIACRUC)
0936 COMPATIBLE_IOCTL(KDKBDREP)
0937 COMPATIBLE_IOCTL(KDGKBLED)
0938 COMPATIBLE_IOCTL(KDGETLED)
0939 #ifdef CONFIG_BLOCK
0940 /* Big S */
0941 COMPATIBLE_IOCTL(SCSI_IOCTL_GET_IDLUN)
0942 COMPATIBLE_IOCTL(SCSI_IOCTL_DOORLOCK)
0943 COMPATIBLE_IOCTL(SCSI_IOCTL_DOORUNLOCK)
0944 COMPATIBLE_IOCTL(SCSI_IOCTL_TEST_UNIT_READY)
0945 COMPATIBLE_IOCTL(SCSI_IOCTL_GET_BUS_NUMBER)
0946 COMPATIBLE_IOCTL(SCSI_IOCTL_SEND_COMMAND)
0947 COMPATIBLE_IOCTL(SCSI_IOCTL_PROBE_HOST)
0948 COMPATIBLE_IOCTL(SCSI_IOCTL_GET_PCI)
0949 #endif
0950 /* Big V (don't complain on serial console) */
0951 IGNORE_IOCTL(VT_OPENQRY)
0952 IGNORE_IOCTL(VT_GETMODE)
0953 /* Little p (/dev/rtc, /dev/envctrl, etc.) */
0954 COMPATIBLE_IOCTL(RTC_AIE_ON)
0955 COMPATIBLE_IOCTL(RTC_AIE_OFF)
0956 COMPATIBLE_IOCTL(RTC_UIE_ON)
0957 COMPATIBLE_IOCTL(RTC_UIE_OFF)
0958 COMPATIBLE_IOCTL(RTC_PIE_ON)
0959 COMPATIBLE_IOCTL(RTC_PIE_OFF)
0960 COMPATIBLE_IOCTL(RTC_WIE_ON)
0961 COMPATIBLE_IOCTL(RTC_WIE_OFF)
0962 COMPATIBLE_IOCTL(RTC_ALM_SET)
0963 COMPATIBLE_IOCTL(RTC_ALM_READ)
0964 COMPATIBLE_IOCTL(RTC_RD_TIME)
0965 COMPATIBLE_IOCTL(RTC_SET_TIME)
0966 COMPATIBLE_IOCTL(RTC_WKALM_SET)
0967 COMPATIBLE_IOCTL(RTC_WKALM_RD)
0968 /*
0969  * These two are only for the sbus rtc driver, but
0970  * hwclock tries them on every rtc device first when
0971  * running on sparc.  On other architectures the entries
0972  * are useless but harmless.
0973  */
0974 COMPATIBLE_IOCTL(_IOR('p', 20, int[7])) /* RTCGET */
0975 COMPATIBLE_IOCTL(_IOW('p', 21, int[7])) /* RTCSET */
0976 /* Little m */
0977 COMPATIBLE_IOCTL(MTIOCTOP)
0978 /* Socket level stuff */
0979 COMPATIBLE_IOCTL(FIOQSIZE)
0980 #ifdef CONFIG_BLOCK
0981 /* md calls this on random blockdevs */
0982 IGNORE_IOCTL(RAID_VERSION)
0983 /* qemu/qemu-img might call these two on plain files for probing */
0984 IGNORE_IOCTL(CDROM_DRIVE_STATUS)
0985 IGNORE_IOCTL(FDGETPRM32)
0986 /* SG stuff */
0987 COMPATIBLE_IOCTL(SG_SET_TIMEOUT)
0988 COMPATIBLE_IOCTL(SG_GET_TIMEOUT)
0989 COMPATIBLE_IOCTL(SG_EMULATED_HOST)
0990 COMPATIBLE_IOCTL(SG_GET_TRANSFORM)
0991 COMPATIBLE_IOCTL(SG_SET_RESERVED_SIZE)
0992 COMPATIBLE_IOCTL(SG_GET_RESERVED_SIZE)
0993 COMPATIBLE_IOCTL(SG_GET_SCSI_ID)
0994 COMPATIBLE_IOCTL(SG_SET_FORCE_LOW_DMA)
0995 COMPATIBLE_IOCTL(SG_GET_LOW_DMA)
0996 COMPATIBLE_IOCTL(SG_SET_FORCE_PACK_ID)
0997 COMPATIBLE_IOCTL(SG_GET_PACK_ID)
0998 COMPATIBLE_IOCTL(SG_GET_NUM_WAITING)
0999 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 handleѕ the
1447  * ioctl for the native case.
1448  */
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 
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 
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 
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 
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);