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-rw-r--r--fs/compat_ioctl.c246
1 files changed, 0 insertions, 246 deletions
diff --git a/fs/compat_ioctl.c b/fs/compat_ioctl.c
index 43a2508ac696..55d9a3a954cf 100644
--- a/fs/compat_ioctl.c
+++ b/fs/compat_ioctl.c
@@ -207,244 +207,6 @@ static int do_ext3_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
207 return sys_ioctl(fd, cmd, (unsigned long)compat_ptr(arg)); 207 return sys_ioctl(fd, cmd, (unsigned long)compat_ptr(arg));
208} 208}
209 209
210struct video_tuner32 {
211 compat_int_t tuner;
212 char name[32];
213 compat_ulong_t rangelow, rangehigh;
214 u32 flags; /* It is really u32 in videodev.h */
215 u16 mode, signal;
216};
217
218static int get_video_tuner32(struct video_tuner *kp, struct video_tuner32 __user *up)
219{
220 int i;
221
222 if(get_user(kp->tuner, &up->tuner))
223 return -EFAULT;
224 for(i = 0; i < 32; i++)
225 __get_user(kp->name[i], &up->name[i]);
226 __get_user(kp->rangelow, &up->rangelow);
227 __get_user(kp->rangehigh, &up->rangehigh);
228 __get_user(kp->flags, &up->flags);
229 __get_user(kp->mode, &up->mode);
230 __get_user(kp->signal, &up->signal);
231 return 0;
232}
233
234static int put_video_tuner32(struct video_tuner *kp, struct video_tuner32 __user *up)
235{
236 int i;
237
238 if(put_user(kp->tuner, &up->tuner))
239 return -EFAULT;
240 for(i = 0; i < 32; i++)
241 __put_user(kp->name[i], &up->name[i]);
242 __put_user(kp->rangelow, &up->rangelow);
243 __put_user(kp->rangehigh, &up->rangehigh);
244 __put_user(kp->flags, &up->flags);
245 __put_user(kp->mode, &up->mode);
246 __put_user(kp->signal, &up->signal);
247 return 0;
248}
249
250struct video_buffer32 {
251 compat_caddr_t base;
252 compat_int_t height, width, depth, bytesperline;
253};
254
255static int get_video_buffer32(struct video_buffer *kp, struct video_buffer32 __user *up)
256{
257 u32 tmp;
258
259 if (get_user(tmp, &up->base))
260 return -EFAULT;
261
262 /* This is actually a physical address stored
263 * as a void pointer.
264 */
265 kp->base = (void *)(unsigned long) tmp;
266
267 __get_user(kp->height, &up->height);
268 __get_user(kp->width, &up->width);
269 __get_user(kp->depth, &up->depth);
270 __get_user(kp->bytesperline, &up->bytesperline);
271 return 0;
272}
273
274static int put_video_buffer32(struct video_buffer *kp, struct video_buffer32 __user *up)
275{
276 u32 tmp = (u32)((unsigned long)kp->base);
277
278 if(put_user(tmp, &up->base))
279 return -EFAULT;
280 __put_user(kp->height, &up->height);
281 __put_user(kp->width, &up->width);
282 __put_user(kp->depth, &up->depth);
283 __put_user(kp->bytesperline, &up->bytesperline);
284 return 0;
285}
286
287struct video_clip32 {
288 s32 x, y, width, height; /* Its really s32 in videodev.h */
289 compat_caddr_t next;
290};
291
292struct video_window32 {
293 u32 x, y, width, height, chromakey, flags;
294 compat_caddr_t clips;
295 compat_int_t clipcount;
296};
297
298/* You get back everything except the clips... */
299static int put_video_window32(struct video_window *kp, struct video_window32 __user *up)
300{
301 if(put_user(kp->x, &up->x))
302 return -EFAULT;
303 __put_user(kp->y, &up->y);
304 __put_user(kp->width, &up->width);
305 __put_user(kp->height, &up->height);
306 __put_user(kp->chromakey, &up->chromakey);
307 __put_user(kp->flags, &up->flags);
308 __put_user(kp->clipcount, &up->clipcount);
309 return 0;
310}
311
312#define VIDIOCGTUNER32 _IOWR('v',4, struct video_tuner32)
313#define VIDIOCSTUNER32 _IOW('v',5, struct video_tuner32)
314#define VIDIOCGWIN32 _IOR('v',9, struct video_window32)
315#define VIDIOCSWIN32 _IOW('v',10, struct video_window32)
316#define VIDIOCGFBUF32 _IOR('v',11, struct video_buffer32)
317#define VIDIOCSFBUF32 _IOW('v',12, struct video_buffer32)
318#define VIDIOCGFREQ32 _IOR('v',14, u32)
319#define VIDIOCSFREQ32 _IOW('v',15, u32)
320
321enum {
322 MaxClips = (~0U-sizeof(struct video_window))/sizeof(struct video_clip)
323};
324
325static int do_set_window(unsigned int fd, unsigned int cmd, unsigned long arg)
326{
327 struct video_window32 __user *up = compat_ptr(arg);
328 struct video_window __user *vw;
329 struct video_clip __user *p;
330 int nclips;
331 u32 n;
332
333 if (get_user(nclips, &up->clipcount))
334 return -EFAULT;
335
336 /* Peculiar interface... */
337 if (nclips < 0)
338 nclips = VIDEO_CLIPMAP_SIZE;
339
340 if (nclips > MaxClips)
341 return -ENOMEM;
342
343 vw = compat_alloc_user_space(sizeof(struct video_window) +
344 nclips * sizeof(struct video_clip));
345
346 p = nclips ? (struct video_clip __user *)(vw + 1) : NULL;
347
348 if (get_user(n, &up->x) || put_user(n, &vw->x) ||
349 get_user(n, &up->y) || put_user(n, &vw->y) ||
350 get_user(n, &up->width) || put_user(n, &vw->width) ||
351 get_user(n, &up->height) || put_user(n, &vw->height) ||
352 get_user(n, &up->chromakey) || put_user(n, &vw->chromakey) ||
353 get_user(n, &up->flags) || put_user(n, &vw->flags) ||
354 get_user(n, &up->clipcount) || put_user(n, &vw->clipcount) ||
355 get_user(n, &up->clips) || put_user(p, &vw->clips))
356 return -EFAULT;
357
358 if (nclips) {
359 struct video_clip32 __user *u = compat_ptr(n);
360 int i;
361 if (!u)
362 return -EINVAL;
363 for (i = 0; i < nclips; i++, u++, p++) {
364 s32 v;
365 if (get_user(v, &u->x) ||
366 put_user(v, &p->x) ||
367 get_user(v, &u->y) ||
368 put_user(v, &p->y) ||
369 get_user(v, &u->width) ||
370 put_user(v, &p->width) ||
371 get_user(v, &u->height) ||
372 put_user(v, &p->height) ||
373 put_user(NULL, &p->next))
374 return -EFAULT;
375 }
376 }
377
378 return sys_ioctl(fd, VIDIOCSWIN, (unsigned long)p);
379}
380
381static int do_video_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
382{
383 union {
384 struct video_tuner vt;
385 struct video_buffer vb;
386 struct video_window vw;
387 unsigned long vx;
388 } karg;
389 mm_segment_t old_fs = get_fs();
390 void __user *up = compat_ptr(arg);
391 int err = 0;
392
393 /* First, convert the command. */
394 switch(cmd) {
395 case VIDIOCGTUNER32: cmd = VIDIOCGTUNER; break;
396 case VIDIOCSTUNER32: cmd = VIDIOCSTUNER; break;
397 case VIDIOCGWIN32: cmd = VIDIOCGWIN; break;
398 case VIDIOCGFBUF32: cmd = VIDIOCGFBUF; break;
399 case VIDIOCSFBUF32: cmd = VIDIOCSFBUF; break;
400 case VIDIOCGFREQ32: cmd = VIDIOCGFREQ; break;
401 case VIDIOCSFREQ32: cmd = VIDIOCSFREQ; break;
402 };
403
404 switch(cmd) {
405 case VIDIOCSTUNER:
406 case VIDIOCGTUNER:
407 err = get_video_tuner32(&karg.vt, up);
408 break;
409
410 case VIDIOCSFBUF:
411 err = get_video_buffer32(&karg.vb, up);
412 break;
413
414 case VIDIOCSFREQ:
415 err = get_user(karg.vx, (u32 __user *)up);
416 break;
417 };
418 if(err)
419 goto out;
420
421 set_fs(KERNEL_DS);
422 err = sys_ioctl(fd, cmd, (unsigned long)&karg);
423 set_fs(old_fs);
424
425 if(err == 0) {
426 switch(cmd) {
427 case VIDIOCGTUNER:
428 err = put_video_tuner32(&karg.vt, up);
429 break;
430
431 case VIDIOCGWIN:
432 err = put_video_window32(&karg.vw, up);
433 break;
434
435 case VIDIOCGFBUF:
436 err = put_video_buffer32(&karg.vb, up);
437 break;
438
439 case VIDIOCGFREQ:
440 err = put_user(((u32)karg.vx), (u32 __user *)up);
441 break;
442 };
443 }
444out:
445 return err;
446}
447
448struct compat_dmx_event { 210struct compat_dmx_event {
449 dmx_event_t event; 211 dmx_event_t event;
450 compat_time_t timeStamp; 212 compat_time_t timeStamp;
@@ -3015,14 +2777,6 @@ COMPATIBLE_IOCTL(EXT3_IOC_GROUP_ADD)
3015#ifdef CONFIG_JBD_DEBUG 2777#ifdef CONFIG_JBD_DEBUG
3016HANDLE_IOCTL(EXT3_IOC32_WAIT_FOR_READONLY, do_ext3_ioctl) 2778HANDLE_IOCTL(EXT3_IOC32_WAIT_FOR_READONLY, do_ext3_ioctl)
3017#endif 2779#endif
3018HANDLE_IOCTL(VIDIOCGTUNER32, do_video_ioctl)
3019HANDLE_IOCTL(VIDIOCSTUNER32, do_video_ioctl)
3020HANDLE_IOCTL(VIDIOCGWIN32, do_video_ioctl)
3021HANDLE_IOCTL(VIDIOCSWIN32, do_set_window)
3022HANDLE_IOCTL(VIDIOCGFBUF32, do_video_ioctl)
3023HANDLE_IOCTL(VIDIOCSFBUF32, do_video_ioctl)
3024HANDLE_IOCTL(VIDIOCGFREQ32, do_video_ioctl)
3025HANDLE_IOCTL(VIDIOCSFREQ32, do_video_ioctl)
3026/* One SMB ioctl needs translations. */ 2780/* One SMB ioctl needs translations. */
3027#define SMB_IOC_GETMOUNTUID_32 _IOR('u', 1, compat_uid_t) 2781#define SMB_IOC_GETMOUNTUID_32 _IOR('u', 1, compat_uid_t)
3028HANDLE_IOCTL(SMB_IOC_GETMOUNTUID_32, do_smb_getmountuid) 2782HANDLE_IOCTL(SMB_IOC_GETMOUNTUID_32, do_smb_getmountuid)
generated by cgit v1.2.2 (git 2.25.0) at 2024-12-04 10:10:58 -0500