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-rw-r--r--fs/compat_ioctl.c1532
1 files changed, 204 insertions, 1328 deletions
diff --git a/fs/compat_ioctl.c b/fs/compat_ioctl.c
index d84e7058c298..14cbc831422a 100644
--- a/fs/compat_ioctl.c
+++ b/fs/compat_ioctl.c
@@ -111,43 +111,40 @@
111#include <linux/dvb/frontend.h> 111#include <linux/dvb/frontend.h>
112#include <linux/dvb/video.h> 112#include <linux/dvb/video.h>
113 113
114#include <linux/sort.h>
115
114#ifdef CONFIG_SPARC 116#ifdef CONFIG_SPARC
115#include <asm/fbio.h> 117#include <asm/fbio.h>
116#endif 118#endif
117 119
118static int do_ioctl32_pointer(unsigned int fd, unsigned int cmd, 120static int w_long(unsigned int fd, unsigned int cmd,
119 unsigned long arg, struct file *f) 121 compat_ulong_t __user *argp)
120{
121 return sys_ioctl(fd, cmd, (unsigned long)compat_ptr(arg));
122}
123
124static int w_long(unsigned int fd, unsigned int cmd, unsigned long arg)
125{ 122{
126 mm_segment_t old_fs = get_fs(); 123 mm_segment_t old_fs = get_fs();
127 int err; 124 int err;
128 unsigned long val; 125 unsigned long val;
129 126
130 set_fs (KERNEL_DS); 127 set_fs (KERNEL_DS);
131 err = sys_ioctl(fd, cmd, (unsigned long)&val); 128 err = sys_ioctl(fd, cmd, (unsigned long)&val);
132 set_fs (old_fs); 129 set_fs (old_fs);
133 if (!err && put_user(val, (u32 __user *)compat_ptr(arg))) 130 if (!err && put_user(val, argp))
134 return -EFAULT; 131 return -EFAULT;
135 return err; 132 return err;
136} 133}
137 134
138static int rw_long(unsigned int fd, unsigned int cmd, unsigned long arg) 135static int rw_long(unsigned int fd, unsigned int cmd,
136 compat_ulong_t __user *argp)
139{ 137{
140 mm_segment_t old_fs = get_fs(); 138 mm_segment_t old_fs = get_fs();
141 u32 __user *argptr = compat_ptr(arg);
142 int err; 139 int err;
143 unsigned long val; 140 unsigned long val;
144 141
145 if(get_user(val, argptr)) 142 if(get_user(val, argp))
146 return -EFAULT; 143 return -EFAULT;
147 set_fs (KERNEL_DS); 144 set_fs (KERNEL_DS);
148 err = sys_ioctl(fd, cmd, (unsigned long)&val); 145 err = sys_ioctl(fd, cmd, (unsigned long)&val);
149 set_fs (old_fs); 146 set_fs (old_fs);
150 if (!err && put_user(val, argptr)) 147 if (!err && put_user(val, argp))
151 return -EFAULT; 148 return -EFAULT;
152 return err; 149 return err;
153} 150}
@@ -161,7 +158,8 @@ struct compat_video_event {
161 } u; 158 } u;
162}; 159};
163 160
164static int do_video_get_event(unsigned int fd, unsigned int cmd, unsigned long arg) 161static int do_video_get_event(unsigned int fd, unsigned int cmd,
162 struct compat_video_event __user *up)
165{ 163{
166 struct video_event kevent; 164 struct video_event kevent;
167 mm_segment_t old_fs = get_fs(); 165 mm_segment_t old_fs = get_fs();
@@ -172,8 +170,6 @@ static int do_video_get_event(unsigned int fd, unsigned int cmd, unsigned long a
172 set_fs(old_fs); 170 set_fs(old_fs);
173 171
174 if (!err) { 172 if (!err) {
175 struct compat_video_event __user *up = compat_ptr(arg);
176
177 err = put_user(kevent.type, &up->type); 173 err = put_user(kevent.type, &up->type);
178 err |= put_user(kevent.timestamp, &up->timestamp); 174 err |= put_user(kevent.timestamp, &up->timestamp);
179 err |= put_user(kevent.u.size.w, &up->u.size.w); 175 err |= put_user(kevent.u.size.w, &up->u.size.w);
@@ -192,15 +188,14 @@ struct compat_video_still_picture {
192 int32_t size; 188 int32_t size;
193}; 189};
194 190
195static int do_video_stillpicture(unsigned int fd, unsigned int cmd, unsigned long arg) 191static int do_video_stillpicture(unsigned int fd, unsigned int cmd,
192 struct compat_video_still_picture __user *up)
196{ 193{
197 struct compat_video_still_picture __user *up;
198 struct video_still_picture __user *up_native; 194 struct video_still_picture __user *up_native;
199 compat_uptr_t fp; 195 compat_uptr_t fp;
200 int32_t size; 196 int32_t size;
201 int err; 197 int err;
202 198
203 up = (struct compat_video_still_picture __user *) arg;
204 err = get_user(fp, &up->iFrame); 199 err = get_user(fp, &up->iFrame);
205 err |= get_user(size, &up->size); 200 err |= get_user(size, &up->size);
206 if (err) 201 if (err)
@@ -224,14 +219,13 @@ struct compat_video_spu_palette {
224 compat_uptr_t palette; 219 compat_uptr_t palette;
225}; 220};
226 221
227static int do_video_set_spu_palette(unsigned int fd, unsigned int cmd, unsigned long arg) 222static int do_video_set_spu_palette(unsigned int fd, unsigned int cmd,
223 struct compat_video_spu_palette __user *up)
228{ 224{
229 struct compat_video_spu_palette __user *up;
230 struct video_spu_palette __user *up_native; 225 struct video_spu_palette __user *up_native;
231 compat_uptr_t palp; 226 compat_uptr_t palp;
232 int length, err; 227 int length, err;
233 228
234 up = (struct compat_video_spu_palette __user *) arg;
235 err = get_user(palp, &up->palette); 229 err = get_user(palp, &up->palette);
236 err |= get_user(length, &up->length); 230 err |= get_user(length, &up->length);
237 231
@@ -246,428 +240,6 @@ static int do_video_set_spu_palette(unsigned int fd, unsigned int cmd, unsigned
246 return err; 240 return err;
247} 241}
248 242
249#ifdef CONFIG_NET
250static int do_siocgstamp(unsigned int fd, unsigned int cmd, unsigned long arg)
251{
252 struct compat_timeval __user *up = compat_ptr(arg);
253 struct timeval ktv;
254 mm_segment_t old_fs = get_fs();
255 int err;
256
257 set_fs(KERNEL_DS);
258 err = sys_ioctl(fd, cmd, (unsigned long)&ktv);
259 set_fs(old_fs);
260 if(!err) {
261 err = put_user(ktv.tv_sec, &up->tv_sec);
262 err |= __put_user(ktv.tv_usec, &up->tv_usec);
263 }
264 return err;
265}
266
267static int do_siocgstampns(unsigned int fd, unsigned int cmd, unsigned long arg)
268{
269 struct compat_timespec __user *up = compat_ptr(arg);
270 struct timespec kts;
271 mm_segment_t old_fs = get_fs();
272 int err;
273
274 set_fs(KERNEL_DS);
275 err = sys_ioctl(fd, cmd, (unsigned long)&kts);
276 set_fs(old_fs);
277 if (!err) {
278 err = put_user(kts.tv_sec, &up->tv_sec);
279 err |= __put_user(kts.tv_nsec, &up->tv_nsec);
280 }
281 return err;
282}
283
284struct ifmap32 {
285 compat_ulong_t mem_start;
286 compat_ulong_t mem_end;
287 unsigned short base_addr;
288 unsigned char irq;
289 unsigned char dma;
290 unsigned char port;
291};
292
293struct ifreq32 {
294#define IFHWADDRLEN 6
295#define IFNAMSIZ 16
296 union {
297 char ifrn_name[IFNAMSIZ]; /* if name, e.g. "en0" */
298 } ifr_ifrn;
299 union {
300 struct sockaddr ifru_addr;
301 struct sockaddr ifru_dstaddr;
302 struct sockaddr ifru_broadaddr;
303 struct sockaddr ifru_netmask;
304 struct sockaddr ifru_hwaddr;
305 short ifru_flags;
306 compat_int_t ifru_ivalue;
307 compat_int_t ifru_mtu;
308 struct ifmap32 ifru_map;
309 char ifru_slave[IFNAMSIZ]; /* Just fits the size */
310 char ifru_newname[IFNAMSIZ];
311 compat_caddr_t ifru_data;
312 /* XXXX? ifru_settings should be here */
313 } ifr_ifru;
314};
315
316struct ifconf32 {
317 compat_int_t ifc_len; /* size of buffer */
318 compat_caddr_t ifcbuf;
319};
320
321static int dev_ifname32(unsigned int fd, unsigned int cmd, unsigned long arg)
322{
323 struct ifreq __user *uifr;
324 int err;
325
326 uifr = compat_alloc_user_space(sizeof(struct ifreq));
327 if (copy_in_user(uifr, compat_ptr(arg), sizeof(struct ifreq32)))
328 return -EFAULT;
329
330 err = sys_ioctl(fd, SIOCGIFNAME, (unsigned long)uifr);
331 if (err)
332 return err;
333
334 if (copy_in_user(compat_ptr(arg), uifr, sizeof(struct ifreq32)))
335 return -EFAULT;
336
337 return 0;
338}
339
340static int dev_ifconf(unsigned int fd, unsigned int cmd, unsigned long arg)
341{
342 struct ifconf32 ifc32;
343 struct ifconf ifc;
344 struct ifconf __user *uifc;
345 struct ifreq32 __user *ifr32;
346 struct ifreq __user *ifr;
347 unsigned int i, j;
348 int err;
349
350 if (copy_from_user(&ifc32, compat_ptr(arg), sizeof(struct ifconf32)))
351 return -EFAULT;
352
353 if (ifc32.ifcbuf == 0) {
354 ifc32.ifc_len = 0;
355 ifc.ifc_len = 0;
356 ifc.ifc_req = NULL;
357 uifc = compat_alloc_user_space(sizeof(struct ifconf));
358 } else {
359 size_t len =((ifc32.ifc_len / sizeof (struct ifreq32)) + 1) *
360 sizeof (struct ifreq);
361 uifc = compat_alloc_user_space(sizeof(struct ifconf) + len);
362 ifc.ifc_len = len;
363 ifr = ifc.ifc_req = (void __user *)(uifc + 1);
364 ifr32 = compat_ptr(ifc32.ifcbuf);
365 for (i = 0; i < ifc32.ifc_len; i += sizeof (struct ifreq32)) {
366 if (copy_in_user(ifr, ifr32, sizeof(struct ifreq32)))
367 return -EFAULT;
368 ifr++;
369 ifr32++;
370 }
371 }
372 if (copy_to_user(uifc, &ifc, sizeof(struct ifconf)))
373 return -EFAULT;
374
375 err = sys_ioctl (fd, SIOCGIFCONF, (unsigned long)uifc);
376 if (err)
377 return err;
378
379 if (copy_from_user(&ifc, uifc, sizeof(struct ifconf)))
380 return -EFAULT;
381
382 ifr = ifc.ifc_req;
383 ifr32 = compat_ptr(ifc32.ifcbuf);
384 for (i = 0, j = 0;
385 i + sizeof (struct ifreq32) <= ifc32.ifc_len && j < ifc.ifc_len;
386 i += sizeof (struct ifreq32), j += sizeof (struct ifreq)) {
387 if (copy_in_user(ifr32, ifr, sizeof (struct ifreq32)))
388 return -EFAULT;
389 ifr32++;
390 ifr++;
391 }
392
393 if (ifc32.ifcbuf == 0) {
394 /* Translate from 64-bit structure multiple to
395 * a 32-bit one.
396 */
397 i = ifc.ifc_len;
398 i = ((i / sizeof(struct ifreq)) * sizeof(struct ifreq32));
399 ifc32.ifc_len = i;
400 } else {
401 ifc32.ifc_len = i;
402 }
403 if (copy_to_user(compat_ptr(arg), &ifc32, sizeof(struct ifconf32)))
404 return -EFAULT;
405
406 return 0;
407}
408
409static int ethtool_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
410{
411 struct ifreq __user *ifr;
412 struct ifreq32 __user *ifr32;
413 u32 data;
414 void __user *datap;
415
416 ifr = compat_alloc_user_space(sizeof(*ifr));
417 ifr32 = compat_ptr(arg);
418
419 if (copy_in_user(&ifr->ifr_name, &ifr32->ifr_name, IFNAMSIZ))
420 return -EFAULT;
421
422 if (get_user(data, &ifr32->ifr_ifru.ifru_data))
423 return -EFAULT;
424
425 datap = compat_ptr(data);
426 if (put_user(datap, &ifr->ifr_ifru.ifru_data))
427 return -EFAULT;
428
429 return sys_ioctl(fd, cmd, (unsigned long) ifr);
430}
431
432static int bond_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
433{
434 struct ifreq kifr;
435 struct ifreq __user *uifr;
436 struct ifreq32 __user *ifr32 = compat_ptr(arg);
437 mm_segment_t old_fs;
438 int err;
439 u32 data;
440 void __user *datap;
441
442 switch (cmd) {
443 case SIOCBONDENSLAVE:
444 case SIOCBONDRELEASE:
445 case SIOCBONDSETHWADDR:
446 case SIOCBONDCHANGEACTIVE:
447 if (copy_from_user(&kifr, ifr32, sizeof(struct ifreq32)))
448 return -EFAULT;
449
450 old_fs = get_fs();
451 set_fs (KERNEL_DS);
452 err = sys_ioctl (fd, cmd, (unsigned long)&kifr);
453 set_fs (old_fs);
454
455 return err;
456 case SIOCBONDSLAVEINFOQUERY:
457 case SIOCBONDINFOQUERY:
458 uifr = compat_alloc_user_space(sizeof(*uifr));
459 if (copy_in_user(&uifr->ifr_name, &ifr32->ifr_name, IFNAMSIZ))
460 return -EFAULT;
461
462 if (get_user(data, &ifr32->ifr_ifru.ifru_data))
463 return -EFAULT;
464
465 datap = compat_ptr(data);
466 if (put_user(datap, &uifr->ifr_ifru.ifru_data))
467 return -EFAULT;
468
469 return sys_ioctl (fd, cmd, (unsigned long)uifr);
470 default:
471 return -EINVAL;
472 };
473}
474
475static int siocdevprivate_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
476{
477 struct ifreq __user *u_ifreq64;
478 struct ifreq32 __user *u_ifreq32 = compat_ptr(arg);
479 char tmp_buf[IFNAMSIZ];
480 void __user *data64;
481 u32 data32;
482
483 if (copy_from_user(&tmp_buf[0], &(u_ifreq32->ifr_ifrn.ifrn_name[0]),
484 IFNAMSIZ))
485 return -EFAULT;
486 if (__get_user(data32, &u_ifreq32->ifr_ifru.ifru_data))
487 return -EFAULT;
488 data64 = compat_ptr(data32);
489
490 u_ifreq64 = compat_alloc_user_space(sizeof(*u_ifreq64));
491
492 /* Don't check these user accesses, just let that get trapped
493 * in the ioctl handler instead.
494 */
495 if (copy_to_user(&u_ifreq64->ifr_ifrn.ifrn_name[0], &tmp_buf[0],
496 IFNAMSIZ))
497 return -EFAULT;
498 if (__put_user(data64, &u_ifreq64->ifr_ifru.ifru_data))
499 return -EFAULT;
500
501 return sys_ioctl(fd, cmd, (unsigned long) u_ifreq64);
502}
503
504static int dev_ifsioc(unsigned int fd, unsigned int cmd, unsigned long arg)
505{
506 struct ifreq ifr;
507 struct ifreq32 __user *uifr32;
508 struct ifmap32 __user *uifmap32;
509 mm_segment_t old_fs;
510 int err;
511
512 uifr32 = compat_ptr(arg);
513 uifmap32 = &uifr32->ifr_ifru.ifru_map;
514 switch (cmd) {
515 case SIOCSIFMAP:
516 err = copy_from_user(&ifr, uifr32, sizeof(ifr.ifr_name));
517 err |= __get_user(ifr.ifr_map.mem_start, &uifmap32->mem_start);
518 err |= __get_user(ifr.ifr_map.mem_end, &uifmap32->mem_end);
519 err |= __get_user(ifr.ifr_map.base_addr, &uifmap32->base_addr);
520 err |= __get_user(ifr.ifr_map.irq, &uifmap32->irq);
521 err |= __get_user(ifr.ifr_map.dma, &uifmap32->dma);
522 err |= __get_user(ifr.ifr_map.port, &uifmap32->port);
523 if (err)
524 return -EFAULT;
525 break;
526 case SIOCSHWTSTAMP:
527 if (copy_from_user(&ifr, uifr32, sizeof(*uifr32)))
528 return -EFAULT;
529 ifr.ifr_data = compat_ptr(uifr32->ifr_ifru.ifru_data);
530 break;
531 default:
532 if (copy_from_user(&ifr, uifr32, sizeof(*uifr32)))
533 return -EFAULT;
534 break;
535 }
536 old_fs = get_fs();
537 set_fs (KERNEL_DS);
538 err = sys_ioctl (fd, cmd, (unsigned long)&ifr);
539 set_fs (old_fs);
540 if (!err) {
541 switch (cmd) {
542 /* TUNSETIFF is defined as _IOW, it should be _IORW
543 * as the data is copied back to user space, but that
544 * cannot be fixed without breaking all existing apps.
545 */
546 case TUNSETIFF:
547 case TUNGETIFF:
548 case SIOCGIFFLAGS:
549 case SIOCGIFMETRIC:
550 case SIOCGIFMTU:
551 case SIOCGIFMEM:
552 case SIOCGIFHWADDR:
553 case SIOCGIFINDEX:
554 case SIOCGIFADDR:
555 case SIOCGIFBRDADDR:
556 case SIOCGIFDSTADDR:
557 case SIOCGIFNETMASK:
558 case SIOCGIFTXQLEN:
559 if (copy_to_user(uifr32, &ifr, sizeof(*uifr32)))
560 return -EFAULT;
561 break;
562 case SIOCGIFMAP:
563 err = copy_to_user(uifr32, &ifr, sizeof(ifr.ifr_name));
564 err |= __put_user(ifr.ifr_map.mem_start, &uifmap32->mem_start);
565 err |= __put_user(ifr.ifr_map.mem_end, &uifmap32->mem_end);
566 err |= __put_user(ifr.ifr_map.base_addr, &uifmap32->base_addr);
567 err |= __put_user(ifr.ifr_map.irq, &uifmap32->irq);
568 err |= __put_user(ifr.ifr_map.dma, &uifmap32->dma);
569 err |= __put_user(ifr.ifr_map.port, &uifmap32->port);
570 if (err)
571 err = -EFAULT;
572 break;
573 }
574 }
575 return err;
576}
577
578struct rtentry32 {
579 u32 rt_pad1;
580 struct sockaddr rt_dst; /* target address */
581 struct sockaddr rt_gateway; /* gateway addr (RTF_GATEWAY) */
582 struct sockaddr rt_genmask; /* target network mask (IP) */
583 unsigned short rt_flags;
584 short rt_pad2;
585 u32 rt_pad3;
586 unsigned char rt_tos;
587 unsigned char rt_class;
588 short rt_pad4;
589 short rt_metric; /* +1 for binary compatibility! */
590 /* char * */ u32 rt_dev; /* forcing the device at add */
591 u32 rt_mtu; /* per route MTU/Window */
592 u32 rt_window; /* Window clamping */
593 unsigned short rt_irtt; /* Initial RTT */
594
595};
596
597struct in6_rtmsg32 {
598 struct in6_addr rtmsg_dst;
599 struct in6_addr rtmsg_src;
600 struct in6_addr rtmsg_gateway;
601 u32 rtmsg_type;
602 u16 rtmsg_dst_len;
603 u16 rtmsg_src_len;
604 u32 rtmsg_metric;
605 u32 rtmsg_info;
606 u32 rtmsg_flags;
607 s32 rtmsg_ifindex;
608};
609
610static int routing_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
611{
612 int ret;
613 void *r = NULL;
614 struct in6_rtmsg r6;
615 struct rtentry r4;
616 char devname[16];
617 u32 rtdev;
618 mm_segment_t old_fs = get_fs();
619
620 struct socket *mysock = sockfd_lookup(fd, &ret);
621
622 if (mysock && mysock->sk && mysock->sk->sk_family == AF_INET6) { /* ipv6 */
623 struct in6_rtmsg32 __user *ur6 = compat_ptr(arg);
624 ret = copy_from_user (&r6.rtmsg_dst, &(ur6->rtmsg_dst),
625 3 * sizeof(struct in6_addr));
626 ret |= __get_user (r6.rtmsg_type, &(ur6->rtmsg_type));
627 ret |= __get_user (r6.rtmsg_dst_len, &(ur6->rtmsg_dst_len));
628 ret |= __get_user (r6.rtmsg_src_len, &(ur6->rtmsg_src_len));
629 ret |= __get_user (r6.rtmsg_metric, &(ur6->rtmsg_metric));
630 ret |= __get_user (r6.rtmsg_info, &(ur6->rtmsg_info));
631 ret |= __get_user (r6.rtmsg_flags, &(ur6->rtmsg_flags));
632 ret |= __get_user (r6.rtmsg_ifindex, &(ur6->rtmsg_ifindex));
633
634 r = (void *) &r6;
635 } else { /* ipv4 */
636 struct rtentry32 __user *ur4 = compat_ptr(arg);
637 ret = copy_from_user (&r4.rt_dst, &(ur4->rt_dst),
638 3 * sizeof(struct sockaddr));
639 ret |= __get_user (r4.rt_flags, &(ur4->rt_flags));
640 ret |= __get_user (r4.rt_metric, &(ur4->rt_metric));
641 ret |= __get_user (r4.rt_mtu, &(ur4->rt_mtu));
642 ret |= __get_user (r4.rt_window, &(ur4->rt_window));
643 ret |= __get_user (r4.rt_irtt, &(ur4->rt_irtt));
644 ret |= __get_user (rtdev, &(ur4->rt_dev));
645 if (rtdev) {
646 ret |= copy_from_user (devname, compat_ptr(rtdev), 15);
647 r4.rt_dev = devname; devname[15] = 0;
648 } else
649 r4.rt_dev = NULL;
650
651 r = (void *) &r4;
652 }
653
654 if (ret) {
655 ret = -EFAULT;
656 goto out;
657 }
658
659 set_fs (KERNEL_DS);
660 ret = sys_ioctl (fd, cmd, (unsigned long) r);
661 set_fs (old_fs);
662
663out:
664 if (mysock)
665 sockfd_put(mysock);
666
667 return ret;
668}
669#endif
670
671#ifdef CONFIG_BLOCK 243#ifdef CONFIG_BLOCK
672typedef struct sg_io_hdr32 { 244typedef struct sg_io_hdr32 {
673 compat_int_t interface_id; /* [i] 'S' for SCSI generic (required) */ 245 compat_int_t interface_id; /* [i] 'S' for SCSI generic (required) */
@@ -721,16 +293,15 @@ static int sg_build_iovec(sg_io_hdr_t __user *sgio, void __user *dxferp, u16 iov
721 return 0; 293 return 0;
722} 294}
723 295
724static int sg_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg) 296static int sg_ioctl_trans(unsigned int fd, unsigned int cmd,
297 sg_io_hdr32_t __user *sgio32)
725{ 298{
726 sg_io_hdr_t __user *sgio; 299 sg_io_hdr_t __user *sgio;
727 sg_io_hdr32_t __user *sgio32;
728 u16 iovec_count; 300 u16 iovec_count;
729 u32 data; 301 u32 data;
730 void __user *dxferp; 302 void __user *dxferp;
731 int err; 303 int err;
732 304
733 sgio32 = compat_ptr(arg);
734 if (get_user(iovec_count, &sgio32->iovec_count)) 305 if (get_user(iovec_count, &sgio32->iovec_count))
735 return -EFAULT; 306 return -EFAULT;
736 307
@@ -820,11 +391,11 @@ struct compat_sg_req_info { /* used by SG_GET_REQUEST_TABLE ioctl() */
820 int unused; 391 int unused;
821}; 392};
822 393
823static int sg_grt_trans(unsigned int fd, unsigned int cmd, unsigned long arg) 394static int sg_grt_trans(unsigned int fd, unsigned int cmd, struct
395 compat_sg_req_info __user *o)
824{ 396{
825 int err, i; 397 int err, i;
826 sg_req_info_t __user *r; 398 sg_req_info_t __user *r;
827 struct compat_sg_req_info __user *o = (void __user *)arg;
828 r = compat_alloc_user_space(sizeof(sg_req_info_t)*SG_MAX_QUEUE); 399 r = compat_alloc_user_space(sizeof(sg_req_info_t)*SG_MAX_QUEUE);
829 err = sys_ioctl(fd,cmd,(unsigned long)r); 400 err = sys_ioctl(fd,cmd,(unsigned long)r);
830 if (err < 0) 401 if (err < 0)
@@ -852,9 +423,9 @@ struct sock_fprog32 {
852#define PPPIOCSPASS32 _IOW('t', 71, struct sock_fprog32) 423#define PPPIOCSPASS32 _IOW('t', 71, struct sock_fprog32)
853#define PPPIOCSACTIVE32 _IOW('t', 70, struct sock_fprog32) 424#define PPPIOCSACTIVE32 _IOW('t', 70, struct sock_fprog32)
854 425
855static int ppp_sock_fprog_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg) 426static int ppp_sock_fprog_ioctl_trans(unsigned int fd, unsigned int cmd,
427 struct sock_fprog32 __user *u_fprog32)
856{ 428{
857 struct sock_fprog32 __user *u_fprog32 = compat_ptr(arg);
858 struct sock_fprog __user *u_fprog64 = compat_alloc_user_space(sizeof(struct sock_fprog)); 429 struct sock_fprog __user *u_fprog64 = compat_alloc_user_space(sizeof(struct sock_fprog));
859 void __user *fptr64; 430 void __user *fptr64;
860 u32 fptr32; 431 u32 fptr32;
@@ -891,15 +462,14 @@ struct ppp_idle32 {
891}; 462};
892#define PPPIOCGIDLE32 _IOR('t', 63, struct ppp_idle32) 463#define PPPIOCGIDLE32 _IOR('t', 63, struct ppp_idle32)
893 464
894static int ppp_gidle(unsigned int fd, unsigned int cmd, unsigned long arg) 465static int ppp_gidle(unsigned int fd, unsigned int cmd,
466 struct ppp_idle32 __user *idle32)
895{ 467{
896 struct ppp_idle __user *idle; 468 struct ppp_idle __user *idle;
897 struct ppp_idle32 __user *idle32;
898 __kernel_time_t xmit, recv; 469 __kernel_time_t xmit, recv;
899 int err; 470 int err;
900 471
901 idle = compat_alloc_user_space(sizeof(*idle)); 472 idle = compat_alloc_user_space(sizeof(*idle));
902 idle32 = compat_ptr(arg);
903 473
904 err = sys_ioctl(fd, PPPIOCGIDLE, (unsigned long) idle); 474 err = sys_ioctl(fd, PPPIOCGIDLE, (unsigned long) idle);
905 475
@@ -913,15 +483,14 @@ static int ppp_gidle(unsigned int fd, unsigned int cmd, unsigned long arg)
913 return err; 483 return err;
914} 484}
915 485
916static int ppp_scompress(unsigned int fd, unsigned int cmd, unsigned long arg) 486static int ppp_scompress(unsigned int fd, unsigned int cmd,
487 struct ppp_option_data32 __user *odata32)
917{ 488{
918 struct ppp_option_data __user *odata; 489 struct ppp_option_data __user *odata;
919 struct ppp_option_data32 __user *odata32;
920 __u32 data; 490 __u32 data;
921 void __user *datap; 491 void __user *datap;
922 492
923 odata = compat_alloc_user_space(sizeof(*odata)); 493 odata = compat_alloc_user_space(sizeof(*odata));
924 odata32 = compat_ptr(arg);
925 494
926 if (get_user(data, &odata32->ptr)) 495 if (get_user(data, &odata32->ptr))
927 return -EFAULT; 496 return -EFAULT;
@@ -937,35 +506,6 @@ static int ppp_scompress(unsigned int fd, unsigned int cmd, unsigned long arg)
937 return sys_ioctl(fd, PPPIOCSCOMPRESS, (unsigned long) odata); 506 return sys_ioctl(fd, PPPIOCSCOMPRESS, (unsigned long) odata);
938} 507}
939 508
940static int ppp_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
941{
942 int err;
943
944 switch (cmd) {
945 case PPPIOCGIDLE32:
946 err = ppp_gidle(fd, cmd, arg);
947 break;
948
949 case PPPIOCSCOMPRESS32:
950 err = ppp_scompress(fd, cmd, arg);
951 break;
952
953 default:
954 do {
955 static int count;
956 if (++count <= 20)
957 printk("ppp_ioctl: Unknown cmd fd(%d) "
958 "cmd(%08x) arg(%08x)\n",
959 (int)fd, (unsigned int)cmd, (unsigned int)arg);
960 } while(0);
961 err = -EINVAL;
962 break;
963 };
964
965 return err;
966}
967
968
969#ifdef CONFIG_BLOCK 509#ifdef CONFIG_BLOCK
970struct mtget32 { 510struct mtget32 {
971 compat_long_t mt_type; 511 compat_long_t mt_type;
@@ -983,7 +523,7 @@ struct mtpos32 {
983}; 523};
984#define MTIOCPOS32 _IOR('m', 3, struct mtpos32) 524#define MTIOCPOS32 _IOR('m', 3, struct mtpos32)
985 525
986static int mt_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg) 526static int mt_ioctl_trans(unsigned int fd, unsigned int cmd, void __user *argp)
987{ 527{
988 mm_segment_t old_fs = get_fs(); 528 mm_segment_t old_fs = get_fs();
989 struct mtget get; 529 struct mtget get;
@@ -1003,15 +543,6 @@ static int mt_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
1003 kcmd = MTIOCGET; 543 kcmd = MTIOCGET;
1004 karg = &get; 544 karg = &get;
1005 break; 545 break;
1006 default:
1007 do {
1008 static int count;
1009 if (++count <= 20)
1010 printk("mt_ioctl: Unknown cmd fd(%d) "
1011 "cmd(%08x) arg(%08x)\n",
1012 (int)fd, (unsigned int)cmd, (unsigned int)arg);
1013 } while(0);
1014 return -EINVAL;
1015 } 546 }
1016 set_fs (KERNEL_DS); 547 set_fs (KERNEL_DS);
1017 err = sys_ioctl (fd, kcmd, (unsigned long)karg); 548 err = sys_ioctl (fd, kcmd, (unsigned long)karg);
@@ -1020,11 +551,11 @@ static int mt_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
1020 return err; 551 return err;
1021 switch (cmd) { 552 switch (cmd) {
1022 case MTIOCPOS32: 553 case MTIOCPOS32:
1023 upos32 = compat_ptr(arg); 554 upos32 = argp;
1024 err = __put_user(pos.mt_blkno, &upos32->mt_blkno); 555 err = __put_user(pos.mt_blkno, &upos32->mt_blkno);
1025 break; 556 break;
1026 case MTIOCGET32: 557 case MTIOCGET32:
1027 umget32 = compat_ptr(arg); 558 umget32 = argp;
1028 err = __put_user(get.mt_type, &umget32->mt_type); 559 err = __put_user(get.mt_type, &umget32->mt_type);
1029 err |= __put_user(get.mt_resid, &umget32->mt_resid); 560 err |= __put_user(get.mt_resid, &umget32->mt_resid);
1030 err |= __put_user(get.mt_dsreg, &umget32->mt_dsreg); 561 err |= __put_user(get.mt_dsreg, &umget32->mt_dsreg);
@@ -1039,162 +570,8 @@ static int mt_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
1039 570
1040#endif /* CONFIG_BLOCK */ 571#endif /* CONFIG_BLOCK */
1041 572
1042#ifdef CONFIG_VT 573static int do_smb_getmountuid(unsigned int fd, unsigned int cmd,
1043 574 compat_uid_t __user *argp)
1044static int vt_check(struct file *file)
1045{
1046 struct tty_struct *tty;
1047 struct inode *inode = file->f_path.dentry->d_inode;
1048 struct vc_data *vc;
1049
1050 if (file->f_op->unlocked_ioctl != tty_ioctl)
1051 return -EINVAL;
1052
1053 tty = (struct tty_struct *)file->private_data;
1054 if (tty_paranoia_check(tty, inode, "tty_ioctl"))
1055 return -EINVAL;
1056
1057 if (tty->ops->ioctl != vt_ioctl)
1058 return -EINVAL;
1059
1060 vc = (struct vc_data *)tty->driver_data;
1061 if (!vc_cons_allocated(vc->vc_num)) /* impossible? */
1062 return -ENOIOCTLCMD;
1063
1064 /*
1065 * To have permissions to do most of the vt ioctls, we either have
1066 * to be the owner of the tty, or have CAP_SYS_TTY_CONFIG.
1067 */
1068 if (current->signal->tty == tty || capable(CAP_SYS_TTY_CONFIG))
1069 return 1;
1070 return 0;
1071}
1072
1073struct consolefontdesc32 {
1074 unsigned short charcount; /* characters in font (256 or 512) */
1075 unsigned short charheight; /* scan lines per character (1-32) */
1076 compat_caddr_t chardata; /* font data in expanded form */
1077};
1078
1079static int do_fontx_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg, struct file *file)
1080{
1081 struct consolefontdesc32 __user *user_cfd = compat_ptr(arg);
1082 struct console_font_op op;
1083 compat_caddr_t data;
1084 int i, perm;
1085
1086 perm = vt_check(file);
1087 if (perm < 0) return perm;
1088
1089 switch (cmd) {
1090 case PIO_FONTX:
1091 if (!perm)
1092 return -EPERM;
1093 op.op = KD_FONT_OP_SET;
1094 op.flags = 0;
1095 op.width = 8;
1096 if (get_user(op.height, &user_cfd->charheight) ||
1097 get_user(op.charcount, &user_cfd->charcount) ||
1098 get_user(data, &user_cfd->chardata))
1099 return -EFAULT;
1100 op.data = compat_ptr(data);
1101 return con_font_op(vc_cons[fg_console].d, &op);
1102 case GIO_FONTX:
1103 op.op = KD_FONT_OP_GET;
1104 op.flags = 0;
1105 op.width = 8;
1106 if (get_user(op.height, &user_cfd->charheight) ||
1107 get_user(op.charcount, &user_cfd->charcount) ||
1108 get_user(data, &user_cfd->chardata))
1109 return -EFAULT;
1110 if (!data)
1111 return 0;
1112 op.data = compat_ptr(data);
1113 i = con_font_op(vc_cons[fg_console].d, &op);
1114 if (i)
1115 return i;
1116 if (put_user(op.height, &user_cfd->charheight) ||
1117 put_user(op.charcount, &user_cfd->charcount) ||
1118 put_user((compat_caddr_t)(unsigned long)op.data,
1119 &user_cfd->chardata))
1120 return -EFAULT;
1121 return 0;
1122 }
1123 return -EINVAL;
1124}
1125
1126struct console_font_op32 {
1127 compat_uint_t op; /* operation code KD_FONT_OP_* */
1128 compat_uint_t flags; /* KD_FONT_FLAG_* */
1129 compat_uint_t width, height; /* font size */
1130 compat_uint_t charcount;
1131 compat_caddr_t data; /* font data with height fixed to 32 */
1132};
1133
1134static int do_kdfontop_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg, struct file *file)
1135{
1136 struct console_font_op op;
1137 struct console_font_op32 __user *fontop = compat_ptr(arg);
1138 int perm = vt_check(file), i;
1139 struct vc_data *vc;
1140
1141 if (perm < 0) return perm;
1142
1143 if (copy_from_user(&op, fontop, sizeof(struct console_font_op32)))
1144 return -EFAULT;
1145 if (!perm && op.op != KD_FONT_OP_GET)
1146 return -EPERM;
1147 op.data = compat_ptr(((struct console_font_op32 *)&op)->data);
1148 op.flags |= KD_FONT_FLAG_OLD;
1149 vc = ((struct tty_struct *)file->private_data)->driver_data;
1150 i = con_font_op(vc, &op);
1151 if (i)
1152 return i;
1153 ((struct console_font_op32 *)&op)->data = (unsigned long)op.data;
1154 if (copy_to_user(fontop, &op, sizeof(struct console_font_op32)))
1155 return -EFAULT;
1156 return 0;
1157}
1158
1159struct unimapdesc32 {
1160 unsigned short entry_ct;
1161 compat_caddr_t entries;
1162};
1163
1164static int do_unimap_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg, struct file *file)
1165{
1166 struct unimapdesc32 tmp;
1167 struct unimapdesc32 __user *user_ud = compat_ptr(arg);
1168 int perm = vt_check(file);
1169 struct vc_data *vc;
1170
1171 if (perm < 0)
1172 return perm;
1173 if (copy_from_user(&tmp, user_ud, sizeof tmp))
1174 return -EFAULT;
1175 if (tmp.entries)
1176 if (!access_ok(VERIFY_WRITE, compat_ptr(tmp.entries),
1177 tmp.entry_ct*sizeof(struct unipair)))
1178 return -EFAULT;
1179 vc = ((struct tty_struct *)file->private_data)->driver_data;
1180 switch (cmd) {
1181 case PIO_UNIMAP:
1182 if (!perm)
1183 return -EPERM;
1184 return con_set_unimap(vc, tmp.entry_ct,
1185 compat_ptr(tmp.entries));
1186 case GIO_UNIMAP:
1187 if (!perm && fg_console != vc->vc_num)
1188 return -EPERM;
1189 return con_get_unimap(vc, tmp.entry_ct, &(user_ud->entry_ct),
1190 compat_ptr(tmp.entries));
1191 }
1192 return 0;
1193}
1194
1195#endif /* CONFIG_VT */
1196
1197static int do_smb_getmountuid(unsigned int fd, unsigned int cmd, unsigned long arg)
1198{ 575{
1199 mm_segment_t old_fs = get_fs(); 576 mm_segment_t old_fs = get_fs();
1200 __kernel_uid_t kuid; 577 __kernel_uid_t kuid;
@@ -1207,184 +584,15 @@ static int do_smb_getmountuid(unsigned int fd, unsigned int cmd, unsigned long a
1207 set_fs(old_fs); 584 set_fs(old_fs);
1208 585
1209 if (err >= 0) 586 if (err >= 0)
1210 err = put_user(kuid, (compat_uid_t __user *)compat_ptr(arg)); 587 err = put_user(kuid, argp);
1211 588
1212 return err; 589 return err;
1213} 590}
1214 591
1215struct atmif_sioc32 { 592static int ioc_settimeout(unsigned int fd, unsigned int cmd,
1216 compat_int_t number; 593 compat_ulong_t __user *argp)
1217 compat_int_t length;
1218 compat_caddr_t arg;
1219};
1220
1221struct atm_iobuf32 {
1222 compat_int_t length;
1223 compat_caddr_t buffer;
1224};
1225
1226#define ATM_GETLINKRATE32 _IOW('a', ATMIOC_ITF+1, struct atmif_sioc32)
1227#define ATM_GETNAMES32 _IOW('a', ATMIOC_ITF+3, struct atm_iobuf32)
1228#define ATM_GETTYPE32 _IOW('a', ATMIOC_ITF+4, struct atmif_sioc32)
1229#define ATM_GETESI32 _IOW('a', ATMIOC_ITF+5, struct atmif_sioc32)
1230#define ATM_GETADDR32 _IOW('a', ATMIOC_ITF+6, struct atmif_sioc32)
1231#define ATM_RSTADDR32 _IOW('a', ATMIOC_ITF+7, struct atmif_sioc32)
1232#define ATM_ADDADDR32 _IOW('a', ATMIOC_ITF+8, struct atmif_sioc32)
1233#define ATM_DELADDR32 _IOW('a', ATMIOC_ITF+9, struct atmif_sioc32)
1234#define ATM_GETCIRANGE32 _IOW('a', ATMIOC_ITF+10, struct atmif_sioc32)
1235#define ATM_SETCIRANGE32 _IOW('a', ATMIOC_ITF+11, struct atmif_sioc32)
1236#define ATM_SETESI32 _IOW('a', ATMIOC_ITF+12, struct atmif_sioc32)
1237#define ATM_SETESIF32 _IOW('a', ATMIOC_ITF+13, struct atmif_sioc32)
1238#define ATM_GETSTAT32 _IOW('a', ATMIOC_SARCOM+0, struct atmif_sioc32)
1239#define ATM_GETSTATZ32 _IOW('a', ATMIOC_SARCOM+1, struct atmif_sioc32)
1240#define ATM_GETLOOP32 _IOW('a', ATMIOC_SARCOM+2, struct atmif_sioc32)
1241#define ATM_SETLOOP32 _IOW('a', ATMIOC_SARCOM+3, struct atmif_sioc32)
1242#define ATM_QUERYLOOP32 _IOW('a', ATMIOC_SARCOM+4, struct atmif_sioc32)
1243
1244static struct {
1245 unsigned int cmd32;
1246 unsigned int cmd;
1247} atm_ioctl_map[] = {
1248 { ATM_GETLINKRATE32, ATM_GETLINKRATE },
1249 { ATM_GETNAMES32, ATM_GETNAMES },
1250 { ATM_GETTYPE32, ATM_GETTYPE },
1251 { ATM_GETESI32, ATM_GETESI },
1252 { ATM_GETADDR32, ATM_GETADDR },
1253 { ATM_RSTADDR32, ATM_RSTADDR },
1254 { ATM_ADDADDR32, ATM_ADDADDR },
1255 { ATM_DELADDR32, ATM_DELADDR },
1256 { ATM_GETCIRANGE32, ATM_GETCIRANGE },
1257 { ATM_SETCIRANGE32, ATM_SETCIRANGE },
1258 { ATM_SETESI32, ATM_SETESI },
1259 { ATM_SETESIF32, ATM_SETESIF },
1260 { ATM_GETSTAT32, ATM_GETSTAT },
1261 { ATM_GETSTATZ32, ATM_GETSTATZ },
1262 { ATM_GETLOOP32, ATM_GETLOOP },
1263 { ATM_SETLOOP32, ATM_SETLOOP },
1264 { ATM_QUERYLOOP32, ATM_QUERYLOOP }
1265};
1266
1267#define NR_ATM_IOCTL ARRAY_SIZE(atm_ioctl_map)
1268
1269static int do_atm_iobuf(unsigned int fd, unsigned int cmd, unsigned long arg)
1270{ 594{
1271 struct atm_iobuf __user *iobuf; 595 return rw_long(fd, AUTOFS_IOC_SETTIMEOUT, argp);
1272 struct atm_iobuf32 __user *iobuf32;
1273 u32 data;
1274 void __user *datap;
1275 int len, err;
1276
1277 iobuf = compat_alloc_user_space(sizeof(*iobuf));
1278 iobuf32 = compat_ptr(arg);
1279
1280 if (get_user(len, &iobuf32->length) ||
1281 get_user(data, &iobuf32->buffer))
1282 return -EFAULT;
1283 datap = compat_ptr(data);
1284 if (put_user(len, &iobuf->length) ||
1285 put_user(datap, &iobuf->buffer))
1286 return -EFAULT;
1287
1288 err = sys_ioctl(fd, cmd, (unsigned long)iobuf);
1289
1290 if (!err) {
1291 if (copy_in_user(&iobuf32->length, &iobuf->length,
1292 sizeof(int)))
1293 err = -EFAULT;
1294 }
1295
1296 return err;
1297}
1298
1299static int do_atmif_sioc(unsigned int fd, unsigned int cmd, unsigned long arg)
1300{
1301 struct atmif_sioc __user *sioc;
1302 struct atmif_sioc32 __user *sioc32;
1303 u32 data;
1304 void __user *datap;
1305 int err;
1306
1307 sioc = compat_alloc_user_space(sizeof(*sioc));
1308 sioc32 = compat_ptr(arg);
1309
1310 if (copy_in_user(&sioc->number, &sioc32->number, 2 * sizeof(int)) ||
1311 get_user(data, &sioc32->arg))
1312 return -EFAULT;
1313 datap = compat_ptr(data);
1314 if (put_user(datap, &sioc->arg))
1315 return -EFAULT;
1316
1317 err = sys_ioctl(fd, cmd, (unsigned long) sioc);
1318
1319 if (!err) {
1320 if (copy_in_user(&sioc32->length, &sioc->length,
1321 sizeof(int)))
1322 err = -EFAULT;
1323 }
1324 return err;
1325}
1326
1327static int do_atm_ioctl(unsigned int fd, unsigned int cmd32, unsigned long arg)
1328{
1329 int i;
1330 unsigned int cmd = 0;
1331
1332 switch (cmd32) {
1333 case SONET_GETSTAT:
1334 case SONET_GETSTATZ:
1335 case SONET_GETDIAG:
1336 case SONET_SETDIAG:
1337 case SONET_CLRDIAG:
1338 case SONET_SETFRAMING:
1339 case SONET_GETFRAMING:
1340 case SONET_GETFRSENSE:
1341 return do_atmif_sioc(fd, cmd32, arg);
1342 }
1343
1344 for (i = 0; i < NR_ATM_IOCTL; i++) {
1345 if (cmd32 == atm_ioctl_map[i].cmd32) {
1346 cmd = atm_ioctl_map[i].cmd;
1347 break;
1348 }
1349 }
1350 if (i == NR_ATM_IOCTL)
1351 return -EINVAL;
1352
1353 switch (cmd) {
1354 case ATM_GETNAMES:
1355 return do_atm_iobuf(fd, cmd, arg);
1356
1357 case ATM_GETLINKRATE:
1358 case ATM_GETTYPE:
1359 case ATM_GETESI:
1360 case ATM_GETADDR:
1361 case ATM_RSTADDR:
1362 case ATM_ADDADDR:
1363 case ATM_DELADDR:
1364 case ATM_GETCIRANGE:
1365 case ATM_SETCIRANGE:
1366 case ATM_SETESI:
1367 case ATM_SETESIF:
1368 case ATM_GETSTAT:
1369 case ATM_GETSTATZ:
1370 case ATM_GETLOOP:
1371 case ATM_SETLOOP:
1372 case ATM_QUERYLOOP:
1373 return do_atmif_sioc(fd, cmd, arg);
1374 }
1375
1376 return -EINVAL;
1377}
1378
1379static __used int
1380ret_einval(unsigned int fd, unsigned int cmd, unsigned long arg)
1381{
1382 return -EINVAL;
1383}
1384
1385static int ioc_settimeout(unsigned int fd, unsigned int cmd, unsigned long arg)
1386{
1387 return rw_long(fd, AUTOFS_IOC_SETTIMEOUT, arg);
1388} 596}
1389 597
1390/* Bluetooth ioctls */ 598/* Bluetooth ioctls */
@@ -1442,7 +650,8 @@ static int set_raw32_request(struct raw_config_request *req, struct raw32_config
1442 return ret ? -EFAULT : 0; 650 return ret ? -EFAULT : 0;
1443} 651}
1444 652
1445static int raw_ioctl(unsigned fd, unsigned cmd, unsigned long arg) 653static int raw_ioctl(unsigned fd, unsigned cmd,
654 struct raw32_config_request __user *user_req)
1446{ 655{
1447 int ret; 656 int ret;
1448 657
@@ -1450,7 +659,6 @@ static int raw_ioctl(unsigned fd, unsigned cmd, unsigned long arg)
1450 case RAW_SETBIND: 659 case RAW_SETBIND:
1451 case RAW_GETBIND: { 660 case RAW_GETBIND: {
1452 struct raw_config_request req; 661 struct raw_config_request req;
1453 struct raw32_config_request __user *user_req = compat_ptr(arg);
1454 mm_segment_t oldfs = get_fs(); 662 mm_segment_t oldfs = get_fs();
1455 663
1456 if ((ret = get_raw32_request(&req, user_req))) 664 if ((ret = get_raw32_request(&req, user_req)))
@@ -1465,9 +673,6 @@ static int raw_ioctl(unsigned fd, unsigned cmd, unsigned long arg)
1465 } 673 }
1466 break; 674 break;
1467 } 675 }
1468 default:
1469 ret = sys_ioctl(fd, cmd, arg);
1470 break;
1471 } 676 }
1472 return ret; 677 return ret;
1473} 678}
@@ -1495,11 +700,11 @@ struct serial_struct32 {
1495 compat_int_t reserved[1]; 700 compat_int_t reserved[1];
1496}; 701};
1497 702
1498static int serial_struct_ioctl(unsigned fd, unsigned cmd, unsigned long arg) 703static int serial_struct_ioctl(unsigned fd, unsigned cmd,
704 struct serial_struct32 __user *ss32)
1499{ 705{
1500 typedef struct serial_struct SS; 706 typedef struct serial_struct SS;
1501 typedef struct serial_struct32 SS32; 707 typedef struct serial_struct32 SS32;
1502 struct serial_struct32 __user *ss32 = compat_ptr(arg);
1503 int err; 708 int err;
1504 struct serial_struct ss; 709 struct serial_struct ss;
1505 mm_segment_t oldseg = get_fs(); 710 mm_segment_t oldseg = get_fs();
@@ -1537,96 +742,6 @@ static int serial_struct_ioctl(unsigned fd, unsigned cmd, unsigned long arg)
1537 return err; 742 return err;
1538} 743}
1539 744
1540struct usbdevfs_ctrltransfer32 {
1541 u8 bRequestType;
1542 u8 bRequest;
1543 u16 wValue;
1544 u16 wIndex;
1545 u16 wLength;
1546 u32 timeout; /* in milliseconds */
1547 compat_caddr_t data;
1548};
1549
1550#define USBDEVFS_CONTROL32 _IOWR('U', 0, struct usbdevfs_ctrltransfer32)
1551
1552static int do_usbdevfs_control(unsigned int fd, unsigned int cmd, unsigned long arg)
1553{
1554 struct usbdevfs_ctrltransfer32 __user *p32 = compat_ptr(arg);
1555 struct usbdevfs_ctrltransfer __user *p;
1556 __u32 udata;
1557 p = compat_alloc_user_space(sizeof(*p));
1558 if (copy_in_user(p, p32, (sizeof(*p32) - sizeof(compat_caddr_t))) ||
1559 get_user(udata, &p32->data) ||
1560 put_user(compat_ptr(udata), &p->data))
1561 return -EFAULT;
1562 return sys_ioctl(fd, USBDEVFS_CONTROL, (unsigned long)p);
1563}
1564
1565
1566struct usbdevfs_bulktransfer32 {
1567 compat_uint_t ep;
1568 compat_uint_t len;
1569 compat_uint_t timeout; /* in milliseconds */
1570 compat_caddr_t data;
1571};
1572
1573#define USBDEVFS_BULK32 _IOWR('U', 2, struct usbdevfs_bulktransfer32)
1574
1575static int do_usbdevfs_bulk(unsigned int fd, unsigned int cmd, unsigned long arg)
1576{
1577 struct usbdevfs_bulktransfer32 __user *p32 = compat_ptr(arg);
1578 struct usbdevfs_bulktransfer __user *p;
1579 compat_uint_t n;
1580 compat_caddr_t addr;
1581
1582 p = compat_alloc_user_space(sizeof(*p));
1583
1584 if (get_user(n, &p32->ep) || put_user(n, &p->ep) ||
1585 get_user(n, &p32->len) || put_user(n, &p->len) ||
1586 get_user(n, &p32->timeout) || put_user(n, &p->timeout) ||
1587 get_user(addr, &p32->data) || put_user(compat_ptr(addr), &p->data))
1588 return -EFAULT;
1589
1590 return sys_ioctl(fd, USBDEVFS_BULK, (unsigned long)p);
1591}
1592
1593
1594/*
1595 * USBDEVFS_SUBMITURB, USBDEVFS_REAPURB and USBDEVFS_REAPURBNDELAY
1596 * are handled in usbdevfs core. -Christopher Li
1597 */
1598
1599struct usbdevfs_disconnectsignal32 {
1600 compat_int_t signr;
1601 compat_caddr_t context;
1602};
1603
1604#define USBDEVFS_DISCSIGNAL32 _IOR('U', 14, struct usbdevfs_disconnectsignal32)
1605
1606static int do_usbdevfs_discsignal(unsigned int fd, unsigned int cmd, unsigned long arg)
1607{
1608 struct usbdevfs_disconnectsignal kdis;
1609 struct usbdevfs_disconnectsignal32 __user *udis;
1610 mm_segment_t old_fs;
1611 u32 uctx;
1612 int err;
1613
1614 udis = compat_ptr(arg);
1615
1616 if (get_user(kdis.signr, &udis->signr) ||
1617 __get_user(uctx, &udis->context))
1618 return -EFAULT;
1619
1620 kdis.context = compat_ptr(uctx);
1621
1622 old_fs = get_fs();
1623 set_fs(KERNEL_DS);
1624 err = sys_ioctl(fd, USBDEVFS_DISCSIGNAL, (unsigned long) &kdis);
1625 set_fs(old_fs);
1626
1627 return err;
1628}
1629
1630/* 745/*
1631 * I2C layer ioctls 746 * I2C layer ioctls
1632 */ 747 */
@@ -1655,9 +770,9 @@ struct i2c_rdwr_aligned {
1655 struct i2c_msg msgs[0]; 770 struct i2c_msg msgs[0];
1656}; 771};
1657 772
1658static int do_i2c_rdwr_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg) 773static int do_i2c_rdwr_ioctl(unsigned int fd, unsigned int cmd,
774 struct i2c_rdwr_ioctl_data32 __user *udata)
1659{ 775{
1660 struct i2c_rdwr_ioctl_data32 __user *udata = compat_ptr(arg);
1661 struct i2c_rdwr_aligned __user *tdata; 776 struct i2c_rdwr_aligned __user *tdata;
1662 struct i2c_msg __user *tmsgs; 777 struct i2c_msg __user *tmsgs;
1663 struct i2c_msg32 __user *umsgs; 778 struct i2c_msg32 __user *umsgs;
@@ -1691,10 +806,10 @@ static int do_i2c_rdwr_ioctl(unsigned int fd, unsigned int cmd, unsigned long ar
1691 return sys_ioctl(fd, cmd, (unsigned long)tdata); 806 return sys_ioctl(fd, cmd, (unsigned long)tdata);
1692} 807}
1693 808
1694static int do_i2c_smbus_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg) 809static int do_i2c_smbus_ioctl(unsigned int fd, unsigned int cmd,
810 struct i2c_smbus_ioctl_data32 __user *udata)
1695{ 811{
1696 struct i2c_smbus_ioctl_data __user *tdata; 812 struct i2c_smbus_ioctl_data __user *tdata;
1697 struct i2c_smbus_ioctl_data32 __user *udata;
1698 compat_caddr_t datap; 813 compat_caddr_t datap;
1699 814
1700 tdata = compat_alloc_user_space(sizeof(*tdata)); 815 tdata = compat_alloc_user_space(sizeof(*tdata));
@@ -1703,7 +818,6 @@ static int do_i2c_smbus_ioctl(unsigned int fd, unsigned int cmd, unsigned long a
1703 if (!access_ok(VERIFY_WRITE, tdata, sizeof(*tdata))) 818 if (!access_ok(VERIFY_WRITE, tdata, sizeof(*tdata)))
1704 return -EFAULT; 819 return -EFAULT;
1705 820
1706 udata = compat_ptr(arg);
1707 if (!access_ok(VERIFY_READ, udata, sizeof(*udata))) 821 if (!access_ok(VERIFY_READ, udata, sizeof(*udata)))
1708 return -EFAULT; 822 return -EFAULT;
1709 823
@@ -1718,27 +832,12 @@ static int do_i2c_smbus_ioctl(unsigned int fd, unsigned int cmd, unsigned long a
1718 return sys_ioctl(fd, cmd, (unsigned long)tdata); 832 return sys_ioctl(fd, cmd, (unsigned long)tdata);
1719} 833}
1720 834
1721/* Since old style bridge ioctl's endup using SIOCDEVPRIVATE
1722 * for some operations; this forces use of the newer bridge-utils that
1723 * use compatible ioctls
1724 */
1725static int old_bridge_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
1726{
1727 u32 tmp;
1728
1729 if (get_user(tmp, (u32 __user *) arg))
1730 return -EFAULT;
1731 if (tmp == BRCTL_GET_VERSION)
1732 return BRCTL_VERSION + 1;
1733 return -EINVAL;
1734}
1735
1736#define RTC_IRQP_READ32 _IOR('p', 0x0b, compat_ulong_t) 835#define RTC_IRQP_READ32 _IOR('p', 0x0b, compat_ulong_t)
1737#define RTC_IRQP_SET32 _IOW('p', 0x0c, compat_ulong_t) 836#define RTC_IRQP_SET32 _IOW('p', 0x0c, compat_ulong_t)
1738#define RTC_EPOCH_READ32 _IOR('p', 0x0d, compat_ulong_t) 837#define RTC_EPOCH_READ32 _IOR('p', 0x0d, compat_ulong_t)
1739#define RTC_EPOCH_SET32 _IOW('p', 0x0e, compat_ulong_t) 838#define RTC_EPOCH_SET32 _IOW('p', 0x0e, compat_ulong_t)
1740 839
1741static int rtc_ioctl(unsigned fd, unsigned cmd, unsigned long arg) 840static int rtc_ioctl(unsigned fd, unsigned cmd, void __user *argp)
1742{ 841{
1743 mm_segment_t oldfs = get_fs(); 842 mm_segment_t oldfs = get_fs();
1744 compat_ulong_t val32; 843 compat_ulong_t val32;
@@ -1756,29 +855,14 @@ static int rtc_ioctl(unsigned fd, unsigned cmd, unsigned long arg)
1756 if (ret) 855 if (ret)
1757 return ret; 856 return ret;
1758 val32 = kval; 857 val32 = kval;
1759 return put_user(val32, (unsigned int __user *)arg); 858 return put_user(val32, (unsigned int __user *)argp);
1760 case RTC_IRQP_SET32: 859 case RTC_IRQP_SET32:
1761 return sys_ioctl(fd, RTC_IRQP_SET, arg); 860 return sys_ioctl(fd, RTC_IRQP_SET, (unsigned long)argp);
1762 case RTC_EPOCH_SET32: 861 case RTC_EPOCH_SET32:
1763 return sys_ioctl(fd, RTC_EPOCH_SET, arg); 862 return sys_ioctl(fd, RTC_EPOCH_SET, (unsigned long)argp);
1764 default:
1765 /* unreached */
1766 return -ENOIOCTLCMD;
1767 } 863 }
1768}
1769 864
1770static int 865 return -ENOIOCTLCMD;
1771lp_timeout_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
1772{
1773 struct compat_timeval __user *tc = (struct compat_timeval __user *)arg;
1774 struct timeval __user *tn = compat_alloc_user_space(sizeof(struct timeval));
1775 struct timeval ts;
1776 if (get_user(ts.tv_sec, &tc->tv_sec) ||
1777 get_user(ts.tv_usec, &tc->tv_usec) ||
1778 put_user(ts.tv_sec, &tn->tv_sec) ||
1779 put_user(ts.tv_usec, &tn->tv_usec))
1780 return -EFAULT;
1781 return sys_ioctl(fd, cmd, (unsigned long)tn);
1782} 866}
1783 867
1784/* on ia32 l_start is on a 32-bit boundary */ 868/* on ia32 l_start is on a 32-bit boundary */
@@ -1798,9 +882,9 @@ struct space_resv_32 {
1798#define FS_IOC_RESVSP64_32 _IOW ('X', 42, struct space_resv_32) 882#define FS_IOC_RESVSP64_32 _IOW ('X', 42, struct space_resv_32)
1799 883
1800/* just account for different alignment */ 884/* just account for different alignment */
1801static int compat_ioctl_preallocate(struct file *file, unsigned long arg) 885static int compat_ioctl_preallocate(struct file *file,
886 struct space_resv_32 __user *p32)
1802{ 887{
1803 struct space_resv_32 __user *p32 = compat_ptr(arg);
1804 struct space_resv __user *p = compat_alloc_user_space(sizeof(*p)); 888 struct space_resv __user *p = compat_alloc_user_space(sizeof(*p));
1805 889
1806 if (copy_in_user(&p->l_type, &p32->l_type, sizeof(s16)) || 890 if (copy_in_user(&p->l_type, &p32->l_type, sizeof(s16)) ||
@@ -1816,27 +900,13 @@ static int compat_ioctl_preallocate(struct file *file, unsigned long arg)
1816} 900}
1817#endif 901#endif
1818 902
903/*
904 * simple reversible transform to make our table more evenly
905 * distributed after sorting.
906 */
907#define XFORM(i) (((i) ^ ((i) << 27) ^ ((i) << 17)) & 0xffffffff)
1819 908
1820typedef int (*ioctl_trans_handler_t)(unsigned int, unsigned int, 909#define COMPATIBLE_IOCTL(cmd) XFORM(cmd),
1821 unsigned long, struct file *);
1822
1823struct ioctl_trans {
1824 unsigned long cmd;
1825 ioctl_trans_handler_t handler;
1826 struct ioctl_trans *next;
1827};
1828
1829#define HANDLE_IOCTL(cmd,handler) \
1830 { (cmd), (ioctl_trans_handler_t)(handler) },
1831
1832/* pointer to compatible structure or no argument */
1833#define COMPATIBLE_IOCTL(cmd) \
1834 { (cmd), do_ioctl32_pointer },
1835
1836/* argument is an unsigned long integer, not a pointer */
1837#define ULONG_IOCTL(cmd) \
1838 { (cmd), (ioctl_trans_handler_t)sys_ioctl },
1839
1840/* ioctl should not be warned about even if it's not implemented. 910/* ioctl should not be warned about even if it's not implemented.
1841 Valid reasons to use this: 911 Valid reasons to use this:
1842 - It is implemented with ->compat_ioctl on some device, but programs 912 - It is implemented with ->compat_ioctl on some device, but programs
@@ -1846,7 +916,7 @@ struct ioctl_trans {
1846 Most other reasons are not valid. */ 916 Most other reasons are not valid. */
1847#define IGNORE_IOCTL(cmd) COMPATIBLE_IOCTL(cmd) 917#define IGNORE_IOCTL(cmd) COMPATIBLE_IOCTL(cmd)
1848 918
1849static struct ioctl_trans ioctl_start[] = { 919static unsigned int ioctl_pointer[] = {
1850/* compatible ioctls first */ 920/* compatible ioctls first */
1851COMPATIBLE_IOCTL(0x4B50) /* KDGHWCLK - not in the kernel, but don't complain */ 921COMPATIBLE_IOCTL(0x4B50) /* KDGHWCLK - not in the kernel, but don't complain */
1852COMPATIBLE_IOCTL(0x4B51) /* KDSHWCLK - not in the kernel, but don't complain */ 922COMPATIBLE_IOCTL(0x4B51) /* KDSHWCLK - not in the kernel, but don't complain */
@@ -1857,7 +927,6 @@ COMPATIBLE_IOCTL(TCSETA)
1857COMPATIBLE_IOCTL(TCSETAW) 927COMPATIBLE_IOCTL(TCSETAW)
1858COMPATIBLE_IOCTL(TCSETAF) 928COMPATIBLE_IOCTL(TCSETAF)
1859COMPATIBLE_IOCTL(TCSBRK) 929COMPATIBLE_IOCTL(TCSBRK)
1860ULONG_IOCTL(TCSBRKP)
1861COMPATIBLE_IOCTL(TCXONC) 930COMPATIBLE_IOCTL(TCXONC)
1862COMPATIBLE_IOCTL(TCFLSH) 931COMPATIBLE_IOCTL(TCFLSH)
1863COMPATIBLE_IOCTL(TCGETS) 932COMPATIBLE_IOCTL(TCGETS)
@@ -1867,7 +936,6 @@ COMPATIBLE_IOCTL(TCSETSF)
1867COMPATIBLE_IOCTL(TIOCLINUX) 936COMPATIBLE_IOCTL(TIOCLINUX)
1868COMPATIBLE_IOCTL(TIOCSBRK) 937COMPATIBLE_IOCTL(TIOCSBRK)
1869COMPATIBLE_IOCTL(TIOCCBRK) 938COMPATIBLE_IOCTL(TIOCCBRK)
1870ULONG_IOCTL(TIOCMIWAIT)
1871COMPATIBLE_IOCTL(TIOCGICOUNT) 939COMPATIBLE_IOCTL(TIOCGICOUNT)
1872/* Little t */ 940/* Little t */
1873COMPATIBLE_IOCTL(TIOCGETD) 941COMPATIBLE_IOCTL(TIOCGETD)
@@ -1889,7 +957,6 @@ COMPATIBLE_IOCTL(TIOCSTI)
1889COMPATIBLE_IOCTL(TIOCOUTQ) 957COMPATIBLE_IOCTL(TIOCOUTQ)
1890COMPATIBLE_IOCTL(TIOCSPGRP) 958COMPATIBLE_IOCTL(TIOCSPGRP)
1891COMPATIBLE_IOCTL(TIOCGPGRP) 959COMPATIBLE_IOCTL(TIOCGPGRP)
1892ULONG_IOCTL(TIOCSCTTY)
1893COMPATIBLE_IOCTL(TIOCGPTN) 960COMPATIBLE_IOCTL(TIOCGPTN)
1894COMPATIBLE_IOCTL(TIOCSPTLCK) 961COMPATIBLE_IOCTL(TIOCSPTLCK)
1895COMPATIBLE_IOCTL(TIOCSERGETLSR) 962COMPATIBLE_IOCTL(TIOCSERGETLSR)
@@ -1912,44 +979,11 @@ COMPATIBLE_IOCTL(FIGETBSZ)
1912/* 'X' - originally XFS but some now in the VFS */ 979/* 'X' - originally XFS but some now in the VFS */
1913COMPATIBLE_IOCTL(FIFREEZE) 980COMPATIBLE_IOCTL(FIFREEZE)
1914COMPATIBLE_IOCTL(FITHAW) 981COMPATIBLE_IOCTL(FITHAW)
1915/* RAID */
1916COMPATIBLE_IOCTL(RAID_VERSION)
1917COMPATIBLE_IOCTL(GET_ARRAY_INFO)
1918COMPATIBLE_IOCTL(GET_DISK_INFO)
1919COMPATIBLE_IOCTL(PRINT_RAID_DEBUG)
1920COMPATIBLE_IOCTL(RAID_AUTORUN)
1921COMPATIBLE_IOCTL(CLEAR_ARRAY)
1922COMPATIBLE_IOCTL(ADD_NEW_DISK)
1923ULONG_IOCTL(HOT_REMOVE_DISK)
1924COMPATIBLE_IOCTL(SET_ARRAY_INFO)
1925COMPATIBLE_IOCTL(SET_DISK_INFO)
1926COMPATIBLE_IOCTL(WRITE_RAID_INFO)
1927COMPATIBLE_IOCTL(UNPROTECT_ARRAY)
1928COMPATIBLE_IOCTL(PROTECT_ARRAY)
1929ULONG_IOCTL(HOT_ADD_DISK)
1930ULONG_IOCTL(SET_DISK_FAULTY)
1931COMPATIBLE_IOCTL(RUN_ARRAY)
1932COMPATIBLE_IOCTL(STOP_ARRAY)
1933COMPATIBLE_IOCTL(STOP_ARRAY_RO)
1934COMPATIBLE_IOCTL(RESTART_ARRAY_RW)
1935COMPATIBLE_IOCTL(GET_BITMAP_FILE)
1936ULONG_IOCTL(SET_BITMAP_FILE)
1937/* Big K */
1938COMPATIBLE_IOCTL(PIO_FONT)
1939COMPATIBLE_IOCTL(GIO_FONT)
1940COMPATIBLE_IOCTL(PIO_CMAP)
1941COMPATIBLE_IOCTL(GIO_CMAP)
1942ULONG_IOCTL(KDSIGACCEPT)
1943COMPATIBLE_IOCTL(KDGETKEYCODE) 982COMPATIBLE_IOCTL(KDGETKEYCODE)
1944COMPATIBLE_IOCTL(KDSETKEYCODE) 983COMPATIBLE_IOCTL(KDSETKEYCODE)
1945ULONG_IOCTL(KIOCSOUND)
1946ULONG_IOCTL(KDMKTONE)
1947COMPATIBLE_IOCTL(KDGKBTYPE) 984COMPATIBLE_IOCTL(KDGKBTYPE)
1948ULONG_IOCTL(KDSETMODE)
1949COMPATIBLE_IOCTL(KDGETMODE) 985COMPATIBLE_IOCTL(KDGETMODE)
1950ULONG_IOCTL(KDSKBMODE)
1951COMPATIBLE_IOCTL(KDGKBMODE) 986COMPATIBLE_IOCTL(KDGKBMODE)
1952ULONG_IOCTL(KDSKBMETA)
1953COMPATIBLE_IOCTL(KDGKBMETA) 987COMPATIBLE_IOCTL(KDGKBMETA)
1954COMPATIBLE_IOCTL(KDGKBENT) 988COMPATIBLE_IOCTL(KDGKBENT)
1955COMPATIBLE_IOCTL(KDSKBENT) 989COMPATIBLE_IOCTL(KDSKBENT)
@@ -1959,15 +993,7 @@ COMPATIBLE_IOCTL(KDGKBDIACR)
1959COMPATIBLE_IOCTL(KDSKBDIACR) 993COMPATIBLE_IOCTL(KDSKBDIACR)
1960COMPATIBLE_IOCTL(KDKBDREP) 994COMPATIBLE_IOCTL(KDKBDREP)
1961COMPATIBLE_IOCTL(KDGKBLED) 995COMPATIBLE_IOCTL(KDGKBLED)
1962ULONG_IOCTL(KDSKBLED)
1963COMPATIBLE_IOCTL(KDGETLED) 996COMPATIBLE_IOCTL(KDGETLED)
1964ULONG_IOCTL(KDSETLED)
1965COMPATIBLE_IOCTL(GIO_SCRNMAP)
1966COMPATIBLE_IOCTL(PIO_SCRNMAP)
1967COMPATIBLE_IOCTL(GIO_UNISCRNMAP)
1968COMPATIBLE_IOCTL(PIO_UNISCRNMAP)
1969COMPATIBLE_IOCTL(PIO_FONTRESET)
1970COMPATIBLE_IOCTL(PIO_UNIMAPCLR)
1971#ifdef CONFIG_BLOCK 997#ifdef CONFIG_BLOCK
1972/* Big S */ 998/* Big S */
1973COMPATIBLE_IOCTL(SCSI_IOCTL_GET_IDLUN) 999COMPATIBLE_IOCTL(SCSI_IOCTL_GET_IDLUN)
@@ -1979,32 +1005,6 @@ COMPATIBLE_IOCTL(SCSI_IOCTL_SEND_COMMAND)
1979COMPATIBLE_IOCTL(SCSI_IOCTL_PROBE_HOST) 1005COMPATIBLE_IOCTL(SCSI_IOCTL_PROBE_HOST)
1980COMPATIBLE_IOCTL(SCSI_IOCTL_GET_PCI) 1006COMPATIBLE_IOCTL(SCSI_IOCTL_GET_PCI)
1981#endif 1007#endif
1982/* Big T */
1983COMPATIBLE_IOCTL(TUNSETNOCSUM)
1984COMPATIBLE_IOCTL(TUNSETDEBUG)
1985COMPATIBLE_IOCTL(TUNSETPERSIST)
1986COMPATIBLE_IOCTL(TUNSETOWNER)
1987COMPATIBLE_IOCTL(TUNSETLINK)
1988COMPATIBLE_IOCTL(TUNSETGROUP)
1989COMPATIBLE_IOCTL(TUNGETFEATURES)
1990COMPATIBLE_IOCTL(TUNSETOFFLOAD)
1991COMPATIBLE_IOCTL(TUNSETTXFILTER)
1992COMPATIBLE_IOCTL(TUNGETSNDBUF)
1993COMPATIBLE_IOCTL(TUNSETSNDBUF)
1994/* Big V */
1995COMPATIBLE_IOCTL(VT_SETMODE)
1996COMPATIBLE_IOCTL(VT_GETMODE)
1997COMPATIBLE_IOCTL(VT_GETSTATE)
1998COMPATIBLE_IOCTL(VT_OPENQRY)
1999ULONG_IOCTL(VT_ACTIVATE)
2000ULONG_IOCTL(VT_WAITACTIVE)
2001ULONG_IOCTL(VT_RELDISP)
2002ULONG_IOCTL(VT_DISALLOCATE)
2003COMPATIBLE_IOCTL(VT_RESIZE)
2004COMPATIBLE_IOCTL(VT_RESIZEX)
2005COMPATIBLE_IOCTL(VT_LOCKSWITCH)
2006COMPATIBLE_IOCTL(VT_UNLOCKSWITCH)
2007COMPATIBLE_IOCTL(VT_GETHIFONTMASK)
2008/* Little p (/dev/rtc, /dev/envctrl, etc.) */ 1008/* Little p (/dev/rtc, /dev/envctrl, etc.) */
2009COMPATIBLE_IOCTL(RTC_AIE_ON) 1009COMPATIBLE_IOCTL(RTC_AIE_ON)
2010COMPATIBLE_IOCTL(RTC_AIE_OFF) 1010COMPATIBLE_IOCTL(RTC_AIE_OFF)
@@ -2032,36 +1032,13 @@ COMPATIBLE_IOCTL(_IOW('p', 21, int[7])) /* RTCSET */
2032COMPATIBLE_IOCTL(MTIOCTOP) 1032COMPATIBLE_IOCTL(MTIOCTOP)
2033/* Socket level stuff */ 1033/* Socket level stuff */
2034COMPATIBLE_IOCTL(FIOQSIZE) 1034COMPATIBLE_IOCTL(FIOQSIZE)
2035COMPATIBLE_IOCTL(FIOSETOWN)
2036COMPATIBLE_IOCTL(SIOCSPGRP)
2037COMPATIBLE_IOCTL(FIOGETOWN)
2038COMPATIBLE_IOCTL(SIOCGPGRP)
2039COMPATIBLE_IOCTL(SIOCATMARK)
2040COMPATIBLE_IOCTL(SIOCSIFLINK)
2041COMPATIBLE_IOCTL(SIOCSIFENCAP)
2042COMPATIBLE_IOCTL(SIOCGIFENCAP)
2043COMPATIBLE_IOCTL(SIOCSIFNAME)
2044COMPATIBLE_IOCTL(SIOCSARP)
2045COMPATIBLE_IOCTL(SIOCGARP)
2046COMPATIBLE_IOCTL(SIOCDARP)
2047COMPATIBLE_IOCTL(SIOCSRARP)
2048COMPATIBLE_IOCTL(SIOCGRARP)
2049COMPATIBLE_IOCTL(SIOCDRARP)
2050COMPATIBLE_IOCTL(SIOCADDDLCI)
2051COMPATIBLE_IOCTL(SIOCDELDLCI)
2052COMPATIBLE_IOCTL(SIOCGMIIPHY)
2053COMPATIBLE_IOCTL(SIOCGMIIREG)
2054COMPATIBLE_IOCTL(SIOCSMIIREG)
2055COMPATIBLE_IOCTL(SIOCGIFVLAN)
2056COMPATIBLE_IOCTL(SIOCSIFVLAN)
2057COMPATIBLE_IOCTL(SIOCBRADDBR)
2058COMPATIBLE_IOCTL(SIOCBRDELBR)
2059#ifdef CONFIG_BLOCK 1035#ifdef CONFIG_BLOCK
1036/* loop */
1037IGNORE_IOCTL(LOOP_CLR_FD)
2060/* SG stuff */ 1038/* SG stuff */
2061COMPATIBLE_IOCTL(SG_SET_TIMEOUT) 1039COMPATIBLE_IOCTL(SG_SET_TIMEOUT)
2062COMPATIBLE_IOCTL(SG_GET_TIMEOUT) 1040COMPATIBLE_IOCTL(SG_GET_TIMEOUT)
2063COMPATIBLE_IOCTL(SG_EMULATED_HOST) 1041COMPATIBLE_IOCTL(SG_EMULATED_HOST)
2064ULONG_IOCTL(SG_SET_TRANSFORM)
2065COMPATIBLE_IOCTL(SG_GET_TRANSFORM) 1042COMPATIBLE_IOCTL(SG_GET_TRANSFORM)
2066COMPATIBLE_IOCTL(SG_SET_RESERVED_SIZE) 1043COMPATIBLE_IOCTL(SG_SET_RESERVED_SIZE)
2067COMPATIBLE_IOCTL(SG_GET_RESERVED_SIZE) 1044COMPATIBLE_IOCTL(SG_GET_RESERVED_SIZE)
@@ -2115,8 +1092,6 @@ COMPATIBLE_IOCTL(PPPIOCGCHAN)
2115/* PPPOX */ 1092/* PPPOX */
2116COMPATIBLE_IOCTL(PPPOEIOCSFWD) 1093COMPATIBLE_IOCTL(PPPOEIOCSFWD)
2117COMPATIBLE_IOCTL(PPPOEIOCDFWD) 1094COMPATIBLE_IOCTL(PPPOEIOCDFWD)
2118/* LP */
2119COMPATIBLE_IOCTL(LPGETSTATUS)
2120/* ppdev */ 1095/* ppdev */
2121COMPATIBLE_IOCTL(PPSETMODE) 1096COMPATIBLE_IOCTL(PPSETMODE)
2122COMPATIBLE_IOCTL(PPRSTATUS) 1097COMPATIBLE_IOCTL(PPRSTATUS)
@@ -2298,8 +1273,6 @@ COMPATIBLE_IOCTL(SOUND_MIXER_GETLEVELS)
2298COMPATIBLE_IOCTL(SOUND_MIXER_SETLEVELS) 1273COMPATIBLE_IOCTL(SOUND_MIXER_SETLEVELS)
2299COMPATIBLE_IOCTL(OSS_GETVERSION) 1274COMPATIBLE_IOCTL(OSS_GETVERSION)
2300/* AUTOFS */ 1275/* AUTOFS */
2301ULONG_IOCTL(AUTOFS_IOC_READY)
2302ULONG_IOCTL(AUTOFS_IOC_FAIL)
2303COMPATIBLE_IOCTL(AUTOFS_IOC_CATATONIC) 1276COMPATIBLE_IOCTL(AUTOFS_IOC_CATATONIC)
2304COMPATIBLE_IOCTL(AUTOFS_IOC_PROTOVER) 1277COMPATIBLE_IOCTL(AUTOFS_IOC_PROTOVER)
2305COMPATIBLE_IOCTL(AUTOFS_IOC_EXPIRE) 1278COMPATIBLE_IOCTL(AUTOFS_IOC_EXPIRE)
@@ -2311,22 +1284,6 @@ COMPATIBLE_IOCTL(RAW_SETBIND)
2311COMPATIBLE_IOCTL(RAW_GETBIND) 1284COMPATIBLE_IOCTL(RAW_GETBIND)
2312/* SMB ioctls which do not need any translations */ 1285/* SMB ioctls which do not need any translations */
2313COMPATIBLE_IOCTL(SMB_IOC_NEWCONN) 1286COMPATIBLE_IOCTL(SMB_IOC_NEWCONN)
2314/* Little a */
2315COMPATIBLE_IOCTL(ATMSIGD_CTRL)
2316COMPATIBLE_IOCTL(ATMARPD_CTRL)
2317COMPATIBLE_IOCTL(ATMLEC_CTRL)
2318COMPATIBLE_IOCTL(ATMLEC_MCAST)
2319COMPATIBLE_IOCTL(ATMLEC_DATA)
2320COMPATIBLE_IOCTL(ATM_SETSC)
2321COMPATIBLE_IOCTL(SIOCSIFATMTCP)
2322COMPATIBLE_IOCTL(SIOCMKCLIP)
2323COMPATIBLE_IOCTL(ATMARP_MKIP)
2324COMPATIBLE_IOCTL(ATMARP_SETENTRY)
2325COMPATIBLE_IOCTL(ATMARP_ENCAP)
2326COMPATIBLE_IOCTL(ATMTCP_CREATE)
2327COMPATIBLE_IOCTL(ATMTCP_REMOVE)
2328COMPATIBLE_IOCTL(ATMMPC_CTRL)
2329COMPATIBLE_IOCTL(ATMMPC_DATA)
2330/* Watchdog */ 1287/* Watchdog */
2331COMPATIBLE_IOCTL(WDIOC_GETSUPPORT) 1288COMPATIBLE_IOCTL(WDIOC_GETSUPPORT)
2332COMPATIBLE_IOCTL(WDIOC_GETSTATUS) 1289COMPATIBLE_IOCTL(WDIOC_GETSTATUS)
@@ -2408,30 +1365,11 @@ COMPATIBLE_IOCTL(PCIIOC_CONTROLLER)
2408COMPATIBLE_IOCTL(PCIIOC_MMAP_IS_IO) 1365COMPATIBLE_IOCTL(PCIIOC_MMAP_IS_IO)
2409COMPATIBLE_IOCTL(PCIIOC_MMAP_IS_MEM) 1366COMPATIBLE_IOCTL(PCIIOC_MMAP_IS_MEM)
2410COMPATIBLE_IOCTL(PCIIOC_WRITE_COMBINE) 1367COMPATIBLE_IOCTL(PCIIOC_WRITE_COMBINE)
2411/* USB */
2412COMPATIBLE_IOCTL(USBDEVFS_RESETEP)
2413COMPATIBLE_IOCTL(USBDEVFS_SETINTERFACE)
2414COMPATIBLE_IOCTL(USBDEVFS_SETCONFIGURATION)
2415COMPATIBLE_IOCTL(USBDEVFS_GETDRIVER)
2416COMPATIBLE_IOCTL(USBDEVFS_DISCARDURB)
2417COMPATIBLE_IOCTL(USBDEVFS_CLAIMINTERFACE)
2418COMPATIBLE_IOCTL(USBDEVFS_RELEASEINTERFACE)
2419COMPATIBLE_IOCTL(USBDEVFS_CONNECTINFO)
2420COMPATIBLE_IOCTL(USBDEVFS_HUB_PORTINFO)
2421COMPATIBLE_IOCTL(USBDEVFS_RESET)
2422COMPATIBLE_IOCTL(USBDEVFS_SUBMITURB32)
2423COMPATIBLE_IOCTL(USBDEVFS_REAPURB32)
2424COMPATIBLE_IOCTL(USBDEVFS_REAPURBNDELAY32)
2425COMPATIBLE_IOCTL(USBDEVFS_CLEAR_HALT)
2426/* NBD */ 1368/* NBD */
2427ULONG_IOCTL(NBD_SET_SOCK)
2428ULONG_IOCTL(NBD_SET_BLKSIZE)
2429ULONG_IOCTL(NBD_SET_SIZE)
2430COMPATIBLE_IOCTL(NBD_DO_IT) 1369COMPATIBLE_IOCTL(NBD_DO_IT)
2431COMPATIBLE_IOCTL(NBD_CLEAR_SOCK) 1370COMPATIBLE_IOCTL(NBD_CLEAR_SOCK)
2432COMPATIBLE_IOCTL(NBD_CLEAR_QUE) 1371COMPATIBLE_IOCTL(NBD_CLEAR_QUE)
2433COMPATIBLE_IOCTL(NBD_PRINT_DEBUG) 1372COMPATIBLE_IOCTL(NBD_PRINT_DEBUG)
2434ULONG_IOCTL(NBD_SET_SIZE_BLOCKS)
2435COMPATIBLE_IOCTL(NBD_DISCONNECT) 1373COMPATIBLE_IOCTL(NBD_DISCONNECT)
2436/* i2c */ 1374/* i2c */
2437COMPATIBLE_IOCTL(I2C_SLAVE) 1375COMPATIBLE_IOCTL(I2C_SLAVE)
@@ -2531,131 +1469,13 @@ COMPATIBLE_IOCTL(JSIOCGAXES)
2531COMPATIBLE_IOCTL(JSIOCGBUTTONS) 1469COMPATIBLE_IOCTL(JSIOCGBUTTONS)
2532COMPATIBLE_IOCTL(JSIOCGNAME(0)) 1470COMPATIBLE_IOCTL(JSIOCGNAME(0))
2533 1471
2534/* now things that need handlers */
2535#ifdef CONFIG_NET
2536HANDLE_IOCTL(SIOCGIFNAME, dev_ifname32)
2537HANDLE_IOCTL(SIOCGIFCONF, dev_ifconf)
2538HANDLE_IOCTL(SIOCGIFFLAGS, dev_ifsioc)
2539HANDLE_IOCTL(SIOCSIFFLAGS, dev_ifsioc)
2540HANDLE_IOCTL(SIOCGIFMETRIC, dev_ifsioc)
2541HANDLE_IOCTL(SIOCSIFMETRIC, dev_ifsioc)
2542HANDLE_IOCTL(SIOCGIFMTU, dev_ifsioc)
2543HANDLE_IOCTL(SIOCSIFMTU, dev_ifsioc)
2544HANDLE_IOCTL(SIOCGIFMEM, dev_ifsioc)
2545HANDLE_IOCTL(SIOCSIFMEM, dev_ifsioc)
2546HANDLE_IOCTL(SIOCGIFHWADDR, dev_ifsioc)
2547HANDLE_IOCTL(SIOCSIFHWADDR, dev_ifsioc)
2548HANDLE_IOCTL(SIOCADDMULTI, dev_ifsioc)
2549HANDLE_IOCTL(SIOCDELMULTI, dev_ifsioc)
2550HANDLE_IOCTL(SIOCGIFINDEX, dev_ifsioc)
2551HANDLE_IOCTL(SIOCGIFMAP, dev_ifsioc)
2552HANDLE_IOCTL(SIOCSIFMAP, dev_ifsioc)
2553HANDLE_IOCTL(SIOCGIFADDR, dev_ifsioc)
2554HANDLE_IOCTL(SIOCSIFADDR, dev_ifsioc)
2555HANDLE_IOCTL(SIOCSIFHWBROADCAST, dev_ifsioc)
2556HANDLE_IOCTL(SIOCSHWTSTAMP, dev_ifsioc)
2557
2558/* ioctls used by appletalk ddp.c */
2559HANDLE_IOCTL(SIOCATALKDIFADDR, dev_ifsioc)
2560HANDLE_IOCTL(SIOCDIFADDR, dev_ifsioc)
2561HANDLE_IOCTL(SIOCSARP, dev_ifsioc)
2562HANDLE_IOCTL(SIOCDARP, dev_ifsioc)
2563
2564HANDLE_IOCTL(SIOCGIFBRDADDR, dev_ifsioc)
2565HANDLE_IOCTL(SIOCSIFBRDADDR, dev_ifsioc)
2566HANDLE_IOCTL(SIOCGIFDSTADDR, dev_ifsioc)
2567HANDLE_IOCTL(SIOCSIFDSTADDR, dev_ifsioc)
2568HANDLE_IOCTL(SIOCGIFNETMASK, dev_ifsioc)
2569HANDLE_IOCTL(SIOCSIFNETMASK, dev_ifsioc)
2570HANDLE_IOCTL(SIOCSIFPFLAGS, dev_ifsioc)
2571HANDLE_IOCTL(SIOCGIFPFLAGS, dev_ifsioc)
2572HANDLE_IOCTL(SIOCGIFTXQLEN, dev_ifsioc)
2573HANDLE_IOCTL(SIOCSIFTXQLEN, dev_ifsioc)
2574HANDLE_IOCTL(TUNSETIFF, dev_ifsioc)
2575HANDLE_IOCTL(TUNGETIFF, dev_ifsioc)
2576HANDLE_IOCTL(SIOCETHTOOL, ethtool_ioctl)
2577HANDLE_IOCTL(SIOCBONDENSLAVE, bond_ioctl)
2578HANDLE_IOCTL(SIOCBONDRELEASE, bond_ioctl)
2579HANDLE_IOCTL(SIOCBONDSETHWADDR, bond_ioctl)
2580HANDLE_IOCTL(SIOCBONDSLAVEINFOQUERY, bond_ioctl)
2581HANDLE_IOCTL(SIOCBONDINFOQUERY, bond_ioctl)
2582HANDLE_IOCTL(SIOCBONDCHANGEACTIVE, bond_ioctl)
2583HANDLE_IOCTL(SIOCADDRT, routing_ioctl)
2584HANDLE_IOCTL(SIOCDELRT, routing_ioctl)
2585HANDLE_IOCTL(SIOCBRADDIF, dev_ifsioc)
2586HANDLE_IOCTL(SIOCBRDELIF, dev_ifsioc)
2587/* Note SIOCRTMSG is no longer, so this is safe and * the user would have seen just an -EINVAL anyways. */
2588HANDLE_IOCTL(SIOCRTMSG, ret_einval)
2589HANDLE_IOCTL(SIOCGSTAMP, do_siocgstamp)
2590HANDLE_IOCTL(SIOCGSTAMPNS, do_siocgstampns)
2591#endif
2592#ifdef CONFIG_BLOCK
2593HANDLE_IOCTL(SG_IO,sg_ioctl_trans)
2594HANDLE_IOCTL(SG_GET_REQUEST_TABLE, sg_grt_trans)
2595#endif
2596HANDLE_IOCTL(PPPIOCGIDLE32, ppp_ioctl_trans)
2597HANDLE_IOCTL(PPPIOCSCOMPRESS32, ppp_ioctl_trans)
2598HANDLE_IOCTL(PPPIOCSPASS32, ppp_sock_fprog_ioctl_trans)
2599HANDLE_IOCTL(PPPIOCSACTIVE32, ppp_sock_fprog_ioctl_trans)
2600#ifdef CONFIG_BLOCK
2601HANDLE_IOCTL(MTIOCGET32, mt_ioctl_trans)
2602HANDLE_IOCTL(MTIOCPOS32, mt_ioctl_trans)
2603#endif
2604#define AUTOFS_IOC_SETTIMEOUT32 _IOWR(0x93,0x64,unsigned int)
2605HANDLE_IOCTL(AUTOFS_IOC_SETTIMEOUT32, ioc_settimeout)
2606#ifdef CONFIG_VT
2607HANDLE_IOCTL(PIO_FONTX, do_fontx_ioctl)
2608HANDLE_IOCTL(GIO_FONTX, do_fontx_ioctl)
2609HANDLE_IOCTL(PIO_UNIMAP, do_unimap_ioctl)
2610HANDLE_IOCTL(GIO_UNIMAP, do_unimap_ioctl)
2611HANDLE_IOCTL(KDFONTOP, do_kdfontop_ioctl)
2612#endif
2613/* One SMB ioctl needs translations. */
2614#define SMB_IOC_GETMOUNTUID_32 _IOR('u', 1, compat_uid_t)
2615HANDLE_IOCTL(SMB_IOC_GETMOUNTUID_32, do_smb_getmountuid)
2616HANDLE_IOCTL(ATM_GETLINKRATE32, do_atm_ioctl)
2617HANDLE_IOCTL(ATM_GETNAMES32, do_atm_ioctl)
2618HANDLE_IOCTL(ATM_GETTYPE32, do_atm_ioctl)
2619HANDLE_IOCTL(ATM_GETESI32, do_atm_ioctl)
2620HANDLE_IOCTL(ATM_GETADDR32, do_atm_ioctl)
2621HANDLE_IOCTL(ATM_RSTADDR32, do_atm_ioctl)
2622HANDLE_IOCTL(ATM_ADDADDR32, do_atm_ioctl)
2623HANDLE_IOCTL(ATM_DELADDR32, do_atm_ioctl)
2624HANDLE_IOCTL(ATM_GETCIRANGE32, do_atm_ioctl)
2625HANDLE_IOCTL(ATM_SETCIRANGE32, do_atm_ioctl)
2626HANDLE_IOCTL(ATM_SETESI32, do_atm_ioctl)
2627HANDLE_IOCTL(ATM_SETESIF32, do_atm_ioctl)
2628HANDLE_IOCTL(ATM_GETSTAT32, do_atm_ioctl)
2629HANDLE_IOCTL(ATM_GETSTATZ32, do_atm_ioctl)
2630HANDLE_IOCTL(ATM_GETLOOP32, do_atm_ioctl)
2631HANDLE_IOCTL(ATM_SETLOOP32, do_atm_ioctl)
2632HANDLE_IOCTL(ATM_QUERYLOOP32, do_atm_ioctl)
2633HANDLE_IOCTL(SONET_GETSTAT, do_atm_ioctl)
2634HANDLE_IOCTL(SONET_GETSTATZ, do_atm_ioctl)
2635HANDLE_IOCTL(SONET_GETDIAG, do_atm_ioctl)
2636HANDLE_IOCTL(SONET_SETDIAG, do_atm_ioctl)
2637HANDLE_IOCTL(SONET_CLRDIAG, do_atm_ioctl)
2638HANDLE_IOCTL(SONET_SETFRAMING, do_atm_ioctl)
2639HANDLE_IOCTL(SONET_GETFRAMING, do_atm_ioctl)
2640HANDLE_IOCTL(SONET_GETFRSENSE, do_atm_ioctl)
2641/* block stuff */
2642#ifdef CONFIG_BLOCK
2643/* loop */
2644IGNORE_IOCTL(LOOP_CLR_FD)
2645/* Raw devices */
2646HANDLE_IOCTL(RAW_SETBIND, raw_ioctl)
2647HANDLE_IOCTL(RAW_GETBIND, raw_ioctl)
2648#endif
2649/* Serial */
2650HANDLE_IOCTL(TIOCGSERIAL, serial_struct_ioctl)
2651HANDLE_IOCTL(TIOCSSERIAL, serial_struct_ioctl)
2652#ifdef TIOCGLTC 1472#ifdef TIOCGLTC
2653COMPATIBLE_IOCTL(TIOCGLTC) 1473COMPATIBLE_IOCTL(TIOCGLTC)
2654COMPATIBLE_IOCTL(TIOCSLTC) 1474COMPATIBLE_IOCTL(TIOCSLTC)
2655#endif 1475#endif
2656#ifdef TIOCSTART 1476#ifdef TIOCSTART
2657/* 1477/*
2658 * For these two we have defintions in ioctls.h and/or termios.h on 1478 * For these two we have definitions in ioctls.h and/or termios.h on
2659 * some architectures but no actual implemention. Some applications 1479 * some architectures but no actual implemention. Some applications
2660 * like bash call them if they are defined in the headers, so we provide 1480 * like bash call them if they are defined in the headers, so we provide
2661 * entries here to avoid syslog message spew. 1481 * entries here to avoid syslog message spew.
@@ -2663,43 +1483,6 @@ COMPATIBLE_IOCTL(TIOCSLTC)
2663COMPATIBLE_IOCTL(TIOCSTART) 1483COMPATIBLE_IOCTL(TIOCSTART)
2664COMPATIBLE_IOCTL(TIOCSTOP) 1484COMPATIBLE_IOCTL(TIOCSTOP)
2665#endif 1485#endif
2666/* Usbdevfs */
2667HANDLE_IOCTL(USBDEVFS_CONTROL32, do_usbdevfs_control)
2668HANDLE_IOCTL(USBDEVFS_BULK32, do_usbdevfs_bulk)
2669HANDLE_IOCTL(USBDEVFS_DISCSIGNAL32, do_usbdevfs_discsignal)
2670COMPATIBLE_IOCTL(USBDEVFS_IOCTL32)
2671/* i2c */
2672HANDLE_IOCTL(I2C_FUNCS, w_long)
2673HANDLE_IOCTL(I2C_RDWR, do_i2c_rdwr_ioctl)
2674HANDLE_IOCTL(I2C_SMBUS, do_i2c_smbus_ioctl)
2675/* bridge */
2676HANDLE_IOCTL(SIOCSIFBR, old_bridge_ioctl)
2677HANDLE_IOCTL(SIOCGIFBR, old_bridge_ioctl)
2678/* Not implemented in the native kernel */
2679IGNORE_IOCTL(SIOCGIFCOUNT)
2680HANDLE_IOCTL(RTC_IRQP_READ32, rtc_ioctl)
2681HANDLE_IOCTL(RTC_IRQP_SET32, rtc_ioctl)
2682HANDLE_IOCTL(RTC_EPOCH_READ32, rtc_ioctl)
2683HANDLE_IOCTL(RTC_EPOCH_SET32, rtc_ioctl)
2684
2685/* dvb */
2686HANDLE_IOCTL(VIDEO_GET_EVENT, do_video_get_event)
2687HANDLE_IOCTL(VIDEO_STILLPICTURE, do_video_stillpicture)
2688HANDLE_IOCTL(VIDEO_SET_SPU_PALETTE, do_video_set_spu_palette)
2689
2690/* parport */
2691COMPATIBLE_IOCTL(LPTIME)
2692COMPATIBLE_IOCTL(LPCHAR)
2693COMPATIBLE_IOCTL(LPABORTOPEN)
2694COMPATIBLE_IOCTL(LPCAREFUL)
2695COMPATIBLE_IOCTL(LPWAIT)
2696COMPATIBLE_IOCTL(LPSETIRQ)
2697COMPATIBLE_IOCTL(LPGETSTATUS)
2698COMPATIBLE_IOCTL(LPGETSTATUS)
2699COMPATIBLE_IOCTL(LPRESET)
2700/*LPGETSTATS not implemented, but no kernels seem to compile it in anyways*/
2701COMPATIBLE_IOCTL(LPGETFLAGS)
2702HANDLE_IOCTL(LPSETTIMEOUT, lp_timeout_trans)
2703 1486
2704/* fat 'r' ioctls. These are handled by fat with ->compat_ioctl, 1487/* fat 'r' ioctls. These are handled by fat with ->compat_ioctl,
2705 but we don't want warnings on other file systems. So declare 1488 but we don't want warnings on other file systems. So declare
@@ -2727,12 +1510,110 @@ IGNORE_IOCTL(FBIOGCURSOR32)
2727#endif 1510#endif
2728}; 1511};
2729 1512
2730#define IOCTL_HASHSIZE 256 1513/*
2731static struct ioctl_trans *ioctl32_hash_table[IOCTL_HASHSIZE]; 1514 * Convert common ioctl arguments based on their command number
2732 1515 *
2733static inline unsigned long ioctl32_hash(unsigned long cmd) 1516 * Please do not add any code in here. Instead, implement
1517 * a compat_ioctl operation in the place that handleѕ the
1518 * ioctl for the native case.
1519 */
1520static long do_ioctl_trans(int fd, unsigned int cmd,
1521 unsigned long arg, struct file *file)
2734{ 1522{
2735 return (((cmd >> 6) ^ (cmd >> 4) ^ cmd)) % IOCTL_HASHSIZE; 1523 void __user *argp = compat_ptr(arg);
1524
1525 switch (cmd) {
1526 case PPPIOCGIDLE32:
1527 return ppp_gidle(fd, cmd, argp);
1528 case PPPIOCSCOMPRESS32:
1529 return ppp_scompress(fd, cmd, argp);
1530 case PPPIOCSPASS32:
1531 case PPPIOCSACTIVE32:
1532 return ppp_sock_fprog_ioctl_trans(fd, cmd, argp);
1533#ifdef CONFIG_BLOCK
1534 case SG_IO:
1535 return sg_ioctl_trans(fd, cmd, argp);
1536 case SG_GET_REQUEST_TABLE:
1537 return sg_grt_trans(fd, cmd, argp);
1538 case MTIOCGET32:
1539 case MTIOCPOS32:
1540 return mt_ioctl_trans(fd, cmd, argp);
1541 /* Raw devices */
1542 case RAW_SETBIND:
1543 case RAW_GETBIND:
1544 return raw_ioctl(fd, cmd, argp);
1545#endif
1546#define AUTOFS_IOC_SETTIMEOUT32 _IOWR(0x93,0x64,unsigned int)
1547 case AUTOFS_IOC_SETTIMEOUT32:
1548 return ioc_settimeout(fd, cmd, argp);
1549 /* One SMB ioctl needs translations. */
1550#define SMB_IOC_GETMOUNTUID_32 _IOR('u', 1, compat_uid_t)
1551 case SMB_IOC_GETMOUNTUID_32:
1552 return do_smb_getmountuid(fd, cmd, argp);
1553 /* Serial */
1554 case TIOCGSERIAL:
1555 case TIOCSSERIAL:
1556 return serial_struct_ioctl(fd, cmd, argp);
1557 /* i2c */
1558 case I2C_FUNCS:
1559 return w_long(fd, cmd, argp);
1560 case I2C_RDWR:
1561 return do_i2c_rdwr_ioctl(fd, cmd, argp);
1562 case I2C_SMBUS:
1563 return do_i2c_smbus_ioctl(fd, cmd, argp);
1564 /* Not implemented in the native kernel */
1565 case RTC_IRQP_READ32:
1566 case RTC_IRQP_SET32:
1567 case RTC_EPOCH_READ32:
1568 case RTC_EPOCH_SET32:
1569 return rtc_ioctl(fd, cmd, argp);
1570
1571 /* dvb */
1572 case VIDEO_GET_EVENT:
1573 return do_video_get_event(fd, cmd, argp);
1574 case VIDEO_STILLPICTURE:
1575 return do_video_stillpicture(fd, cmd, argp);
1576 case VIDEO_SET_SPU_PALETTE:
1577 return do_video_set_spu_palette(fd, cmd, argp);
1578 }
1579
1580 /*
1581 * These take an integer instead of a pointer as 'arg',
1582 * so we must not do a compat_ptr() translation.
1583 */
1584 switch (cmd) {
1585 /* Big T */
1586 case TCSBRKP:
1587 case TIOCMIWAIT:
1588 case TIOCSCTTY:
1589 /* RAID */
1590 case HOT_REMOVE_DISK:
1591 case HOT_ADD_DISK:
1592 case SET_DISK_FAULTY:
1593 case SET_BITMAP_FILE:
1594 /* Big K */
1595 case KDSIGACCEPT:
1596 case KIOCSOUND:
1597 case KDMKTONE:
1598 case KDSETMODE:
1599 case KDSKBMODE:
1600 case KDSKBMETA:
1601 case KDSKBLED:
1602 case KDSETLED:
1603 /* SG stuff */
1604 case SG_SET_TRANSFORM:
1605 /* AUTOFS */
1606 case AUTOFS_IOC_READY:
1607 case AUTOFS_IOC_FAIL:
1608 /* NBD */
1609 case NBD_SET_SOCK:
1610 case NBD_SET_BLKSIZE:
1611 case NBD_SET_SIZE:
1612 case NBD_SET_SIZE_BLOCKS:
1613 return do_vfs_ioctl(file, fd, cmd, arg);
1614 }
1615
1616 return -ENOIOCTLCMD;
2736} 1617}
2737 1618
2738static void compat_ioctl_error(struct file *filp, unsigned int fd, 1619static void compat_ioctl_error(struct file *filp, unsigned int fd,
@@ -2764,12 +1645,33 @@ static void compat_ioctl_error(struct file *filp, unsigned int fd,
2764 free_page((unsigned long)path); 1645 free_page((unsigned long)path);
2765} 1646}
2766 1647
1648static int compat_ioctl_check_table(unsigned int xcmd)
1649{
1650 int i;
1651 const int max = ARRAY_SIZE(ioctl_pointer) - 1;
1652
1653 BUILD_BUG_ON(max >= (1 << 16));
1654
1655 /* guess initial offset into table, assuming a
1656 normalized distribution */
1657 i = ((xcmd >> 16) * max) >> 16;
1658
1659 /* do linear search up first, until greater or equal */
1660 while (ioctl_pointer[i] < xcmd && i < max)
1661 i++;
1662
1663 /* then do linear search down */
1664 while (ioctl_pointer[i] > xcmd && i > 0)
1665 i--;
1666
1667 return ioctl_pointer[i] == xcmd;
1668}
1669
2767asmlinkage long compat_sys_ioctl(unsigned int fd, unsigned int cmd, 1670asmlinkage long compat_sys_ioctl(unsigned int fd, unsigned int cmd,
2768 unsigned long arg) 1671 unsigned long arg)
2769{ 1672{
2770 struct file *filp; 1673 struct file *filp;
2771 int error = -EBADF; 1674 int error = -EBADF;
2772 struct ioctl_trans *t;
2773 int fput_needed; 1675 int fput_needed;
2774 1676
2775 filp = fget_light(fd, &fput_needed); 1677 filp = fget_light(fd, &fput_needed);
@@ -2797,7 +1699,7 @@ asmlinkage long compat_sys_ioctl(unsigned int fd, unsigned int cmd,
2797#if defined(CONFIG_IA64) || defined(CONFIG_X86_64) 1699#if defined(CONFIG_IA64) || defined(CONFIG_X86_64)
2798 case FS_IOC_RESVSP_32: 1700 case FS_IOC_RESVSP_32:
2799 case FS_IOC_RESVSP64_32: 1701 case FS_IOC_RESVSP64_32:
2800 error = compat_ioctl_preallocate(filp, arg); 1702 error = compat_ioctl_preallocate(filp, compat_ptr(arg));
2801 goto out_fput; 1703 goto out_fput;
2802#else 1704#else
2803 case FS_IOC_RESVSP: 1705 case FS_IOC_RESVSP:
@@ -2826,18 +1728,11 @@ asmlinkage long compat_sys_ioctl(unsigned int fd, unsigned int cmd,
2826 break; 1728 break;
2827 } 1729 }
2828 1730
2829 for (t = ioctl32_hash_table[ioctl32_hash(cmd)]; t; t = t->next) { 1731 if (compat_ioctl_check_table(XFORM(cmd)))
2830 if (t->cmd == cmd) 1732 goto found_handler;
2831 goto found_handler;
2832 }
2833 1733
2834#ifdef CONFIG_NET 1734 error = do_ioctl_trans(fd, cmd, arg, filp);
2835 if (S_ISSOCK(filp->f_path.dentry->d_inode->i_mode) && 1735 if (error == -ENOIOCTLCMD) {
2836 cmd >= SIOCDEVPRIVATE && cmd <= (SIOCDEVPRIVATE + 15)) {
2837 error = siocdevprivate_ioctl(fd, cmd, arg);
2838 } else
2839#endif
2840 {
2841 static int count; 1736 static int count;
2842 1737
2843 if (++count <= 50) 1738 if (++count <= 50)
@@ -2848,13 +1743,7 @@ asmlinkage long compat_sys_ioctl(unsigned int fd, unsigned int cmd,
2848 goto out_fput; 1743 goto out_fput;
2849 1744
2850 found_handler: 1745 found_handler:
2851 if (t->handler) { 1746 arg = (unsigned long)compat_ptr(arg);
2852 lock_kernel();
2853 error = t->handler(fd, cmd, arg, filp);
2854 unlock_kernel();
2855 goto out_fput;
2856 }
2857
2858 do_ioctl: 1747 do_ioctl:
2859 error = do_vfs_ioctl(filp, fd, cmd, arg); 1748 error = do_vfs_ioctl(filp, fd, cmd, arg);
2860 out_fput: 1749 out_fput:
@@ -2863,35 +1752,22 @@ asmlinkage long compat_sys_ioctl(unsigned int fd, unsigned int cmd,
2863 return error; 1752 return error;
2864} 1753}
2865 1754
2866static void ioctl32_insert_translation(struct ioctl_trans *trans) 1755static int __init init_sys32_ioctl_cmp(const void *p, const void *q)
2867{ 1756{
2868 unsigned long hash; 1757 unsigned int a, b;
2869 struct ioctl_trans *t; 1758 a = *(unsigned int *)p;
2870 1759 b = *(unsigned int *)q;
2871 hash = ioctl32_hash (trans->cmd); 1760 if (a > b)
2872 if (!ioctl32_hash_table[hash]) 1761 return 1;
2873 ioctl32_hash_table[hash] = trans; 1762 if (a < b)
2874 else { 1763 return -1;
2875 t = ioctl32_hash_table[hash]; 1764 return 0;
2876 while (t->next)
2877 t = t->next;
2878 trans->next = NULL;
2879 t->next = trans;
2880 }
2881} 1765}
2882 1766
2883static int __init init_sys32_ioctl(void) 1767static int __init init_sys32_ioctl(void)
2884{ 1768{
2885 int i; 1769 sort(ioctl_pointer, ARRAY_SIZE(ioctl_pointer), sizeof(*ioctl_pointer),
2886 1770 init_sys32_ioctl_cmp, NULL);
2887 for (i = 0; i < ARRAY_SIZE(ioctl_start); i++) {
2888 if (ioctl_start[i].next) {
2889 printk("ioctl translation %d bad\n",i);
2890 return -1;
2891 }
2892
2893 ioctl32_insert_translation(&ioctl_start[i]);
2894 }
2895 return 0; 1771 return 0;
2896} 1772}
2897__initcall(init_sys32_ioctl); 1773__initcall(init_sys32_ioctl);
generated by cgit v1.2.2 (git 2.25.0) at 2025-12-01 08:31:48 -0500