Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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FreeBSD/Linux Kernel Cross Reference
sys/fs/compat_ioctl.c
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1 /* 2 * ioctl32.c: Conversion between 32bit and 64bit native ioctls. 3 * 4 * Copyright (C) 1997-2000 Jakub Jelinek (jakub@redhat.com) 5 * Copyright (C) 1998 Eddie C. Dost (ecd@skynet.be) 6 * Copyright (C) 2001,2002 Andi Kleen, SuSE Labs 7 * Copyright (C) 2003 Pavel Machek (pavel@ucw.cz) 8 * 9 * These routines maintain argument size conversion between 32bit and 64bit 10 * ioctls. 11 */ 12 13 #include <linux/joystick.h> 14 15 #include <linux/types.h> 16 #include <linux/compat.h> 17 #include <linux/kernel.h> 18 #include <linux/capability.h> 19 #include <linux/compiler.h> 20 #include <linux/sched.h> 21 #include <linux/smp.h> 22 #include <linux/ioctl.h> 23 #include <linux/if.h> 24 #include <linux/if_bridge.h> 25 #include <linux/raid/md_u.h> 26 #include <linux/kd.h> 27 #include <linux/route.h> 28 #include <linux/in6.h> 29 #include <linux/ipv6_route.h> 30 #include <linux/skbuff.h> 31 #include <linux/netlink.h> 32 #include <linux/vt.h> 33 #include <linux/falloc.h> 34 #include <linux/fs.h> 35 #include <linux/file.h> 36 #include <linux/ppp_defs.h> 37 #include <linux/ppp-ioctl.h> 38 #include <linux/if_pppox.h> 39 #include <linux/mtio.h> 40 #include <linux/auto_fs.h> 41 #include <linux/auto_fs4.h> 42 #include <linux/tty.h> 43 #include <linux/vt_kern.h> 44 #include <linux/fb.h> 45 #include <linux/videodev2.h> 46 #include <linux/netdevice.h> 47 #include <linux/raw.h> 48 #include <linux/blkdev.h> 49 #include <linux/elevator.h> 50 #include <linux/rtc.h> 51 #include <linux/pci.h> 52 #include <linux/serial.h> 53 #include <linux/if_tun.h> 54 #include <linux/ctype.h> 55 #include <linux/syscalls.h> 56 #include <linux/i2c.h> 57 #include <linux/i2c-dev.h> 58 #include <linux/atalk.h> 59 #include <linux/gfp.h> 60 61 #include <net/bluetooth/bluetooth.h> 62 #include <net/bluetooth/hci.h> 63 #include <net/bluetooth/rfcomm.h> 64 65 #include <linux/capi.h> 66 #include <linux/gigaset_dev.h> 67 68 #ifdef CONFIG_BLOCK 69 #include <linux/loop.h> 70 #include <linux/cdrom.h> 71 #include <linux/fd.h> 72 #include <scsi/scsi.h> 73 #include <scsi/scsi_ioctl.h> 74 #include <scsi/sg.h> 75 #endif 76 77 #include <asm/uaccess.h> 78 #include <linux/ethtool.h> 79 #include <linux/mii.h> 80 #include <linux/if_bonding.h> 81 #include <linux/watchdog.h> 82 83 #include <linux/soundcard.h> 84 #include <linux/lp.h> 85 #include <linux/ppdev.h> 86 87 #include <linux/atm.h> 88 #include <linux/atmarp.h> 89 #include <linux/atmclip.h> 90 #include <linux/atmdev.h> 91 #include <linux/atmioc.h> 92 #include <linux/atmlec.h> 93 #include <linux/atmmpc.h> 94 #include <linux/atmsvc.h> 95 #include <linux/atm_tcp.h> 96 #include <linux/sonet.h> 97 #include <linux/atm_suni.h> 98 99 #include <linux/usb.h> 100 #include <linux/usbdevice_fs.h> 101 #include <linux/nbd.h> 102 #include <linux/random.h> 103 #include <linux/filter.h> 104 105 #include <linux/hiddev.h> 106 107 #define __DVB_CORE__ 108 #include <linux/dvb/audio.h> 109 #include <linux/dvb/dmx.h> 110 #include <linux/dvb/frontend.h> 111 #include <linux/dvb/video.h> 112 113 #include <linux/sort.h> 114 115 #ifdef CONFIG_SPARC 116 #include <asm/fbio.h> 117 #endif 118 119 static int w_long(unsigned int fd, unsigned int cmd, 120 compat_ulong_t __user *argp) 121 { 122 mm_segment_t old_fs = get_fs(); 123 int err; 124 unsigned long val; 125 126 set_fs (KERNEL_DS); 127 err = sys_ioctl(fd, cmd, (unsigned long)&val); 128 set_fs (old_fs); 129 if (!err && put_user(val, argp)) 130 return -EFAULT; 131 return err; 132 } 133 134 struct compat_video_event { 135 int32_t type; 136 compat_time_t timestamp; 137 union { 138 video_size_t size; 139 unsigned int frame_rate; 140 } u; 141 }; 142 143 static int do_video_get_event(unsigned int fd, unsigned int cmd, 144 struct compat_video_event __user *up) 145 { 146 struct video_event kevent; 147 mm_segment_t old_fs = get_fs(); 148 int err; 149 150 set_fs(KERNEL_DS); 151 err = sys_ioctl(fd, cmd, (unsigned long) &kevent); 152 set_fs(old_fs); 153 154 if (!err) { 155 err = put_user(kevent.type, &up->type); 156 err |= put_user(kevent.timestamp, &up->timestamp); 157 err |= put_user(kevent.u.size.w, &up->u.size.w); 158 err |= put_user(kevent.u.size.h, &up->u.size.h); 159 err |= put_user(kevent.u.size.aspect_ratio, 160 &up->u.size.aspect_ratio); 161 if (err) 162 err = -EFAULT; 163 } 164 165 return err; 166 } 167 168 struct compat_video_still_picture { 169 compat_uptr_t iFrame; 170 int32_t size; 171 }; 172 173 static int do_video_stillpicture(unsigned int fd, unsigned int cmd, 174 struct compat_video_still_picture __user *up) 175 { 176 struct video_still_picture __user *up_native; 177 compat_uptr_t fp; 178 int32_t size; 179 int err; 180 181 err = get_user(fp, &up->iFrame); 182 err |= get_user(size, &up->size); 183 if (err) 184 return -EFAULT; 185 186 up_native = 187 compat_alloc_user_space(sizeof(struct video_still_picture)); 188 189 err = put_user(compat_ptr(fp), &up_native->iFrame); 190 err |= put_user(size, &up_native->size); 191 if (err) 192 return -EFAULT; 193 194 err = sys_ioctl(fd, cmd, (unsigned long) up_native); 195 196 return err; 197 } 198 199 struct compat_video_spu_palette { 200 int length; 201 compat_uptr_t palette; 202 }; 203 204 static int do_video_set_spu_palette(unsigned int fd, unsigned int cmd, 205 struct compat_video_spu_palette __user *up) 206 { 207 struct video_spu_palette __user *up_native; 208 compat_uptr_t palp; 209 int length, err; 210 211 err = get_user(palp, &up->palette); 212 err |= get_user(length, &up->length); 213 if (err) 214 return -EFAULT; 215 216 up_native = compat_alloc_user_space(sizeof(struct video_spu_palette)); 217 err = put_user(compat_ptr(palp), &up_native->palette); 218 err |= put_user(length, &up_native->length); 219 if (err) 220 return -EFAULT; 221 222 err = sys_ioctl(fd, cmd, (unsigned long) up_native); 223 224 return err; 225 } 226 227 #ifdef CONFIG_BLOCK 228 typedef struct sg_io_hdr32 { 229 compat_int_t interface_id; /* [i] 'S' for SCSI generic (required) */ 230 compat_int_t dxfer_direction; /* [i] data transfer direction */ 231 unsigned char cmd_len; /* [i] SCSI command length ( <= 16 bytes) */ 232 unsigned char mx_sb_len; /* [i] max length to write to sbp */ 233 unsigned short iovec_count; /* [i] 0 implies no scatter gather */ 234 compat_uint_t dxfer_len; /* [i] byte count of data transfer */ 235 compat_uint_t dxferp; /* [i], [*io] points to data transfer memory 236 or scatter gather list */ 237 compat_uptr_t cmdp; /* [i], [*i] points to command to perform */ 238 compat_uptr_t sbp; /* [i], [*o] points to sense_buffer memory */ 239 compat_uint_t timeout; /* [i] MAX_UINT->no timeout (unit: millisec) */ 240 compat_uint_t flags; /* [i] 0 -> default, see SG_FLAG... */ 241 compat_int_t pack_id; /* [i->o] unused internally (normally) */ 242 compat_uptr_t usr_ptr; /* [i->o] unused internally */ 243 unsigned char status; /* [o] scsi status */ 244 unsigned char masked_status; /* [o] shifted, masked scsi status */ 245 unsigned char msg_status; /* [o] messaging level data (optional) */ 246 unsigned char sb_len_wr; /* [o] byte count actually written to sbp */ 247 unsigned short host_status; /* [o] errors from host adapter */ 248 unsigned short driver_status; /* [o] errors from software driver */ 249 compat_int_t resid; /* [o] dxfer_len - actual_transferred */ 250 compat_uint_t duration; /* [o] time taken by cmd (unit: millisec) */ 251 compat_uint_t info; /* [o] auxiliary information */ 252 } sg_io_hdr32_t; /* 64 bytes long (on sparc32) */ 253 254 typedef struct sg_iovec32 { 255 compat_uint_t iov_base; 256 compat_uint_t iov_len; 257 } sg_iovec32_t; 258 259 static int sg_build_iovec(sg_io_hdr_t __user *sgio, void __user *dxferp, u16 iovec_count) 260 { 261 sg_iovec_t __user *iov = (sg_iovec_t __user *) (sgio + 1); 262 sg_iovec32_t __user *iov32 = dxferp; 263 int i; 264 265 for (i = 0; i < iovec_count; i++) { 266 u32 base, len; 267 268 if (get_user(base, &iov32[i].iov_base) || 269 get_user(len, &iov32[i].iov_len) || 270 put_user(compat_ptr(base), &iov[i].iov_base) || 271 put_user(len, &iov[i].iov_len)) 272 return -EFAULT; 273 } 274 275 if (put_user(iov, &sgio->dxferp)) 276 return -EFAULT; 277 return 0; 278 } 279 280 static int sg_ioctl_trans(unsigned int fd, unsigned int cmd, 281 sg_io_hdr32_t __user *sgio32) 282 { 283 sg_io_hdr_t __user *sgio; 284 u16 iovec_count; 285 u32 data; 286 void __user *dxferp; 287 int err; 288 int interface_id; 289 290 if (get_user(interface_id, &sgio32->interface_id)) 291 return -EFAULT; 292 if (interface_id != 'S') 293 return sys_ioctl(fd, cmd, (unsigned long)sgio32); 294 295 if (get_user(iovec_count, &sgio32->iovec_count)) 296 return -EFAULT; 297 298 { 299 void __user *top = compat_alloc_user_space(0); 300 void __user *new = compat_alloc_user_space(sizeof(sg_io_hdr_t) + 301 (iovec_count * sizeof(sg_iovec_t))); 302 if (new > top) 303 return -EINVAL; 304 305 sgio = new; 306 } 307 308 /* Ok, now construct. */ 309 if (copy_in_user(&sgio->interface_id, &sgio32->interface_id, 310 (2 * sizeof(int)) + 311 (2 * sizeof(unsigned char)) + 312 (1 * sizeof(unsigned short)) + 313 (1 * sizeof(unsigned int)))) 314 return -EFAULT; 315 316 if (get_user(data, &sgio32->dxferp)) 317 return -EFAULT; 318 dxferp = compat_ptr(data); 319 if (iovec_count) { 320 if (sg_build_iovec(sgio, dxferp, iovec_count)) 321 return -EFAULT; 322 } else { 323 if (put_user(dxferp, &sgio->dxferp)) 324 return -EFAULT; 325 } 326 327 { 328 unsigned char __user *cmdp; 329 unsigned char __user *sbp; 330 331 if (get_user(data, &sgio32->cmdp)) 332 return -EFAULT; 333 cmdp = compat_ptr(data); 334 335 if (get_user(data, &sgio32->sbp)) 336 return -EFAULT; 337 sbp = compat_ptr(data); 338 339 if (put_user(cmdp, &sgio->cmdp) || 340 put_user(sbp, &sgio->sbp)) 341 return -EFAULT; 342 } 343 344 if (copy_in_user(&sgio->timeout, &sgio32->timeout, 345 3 * sizeof(int))) 346 return -EFAULT; 347 348 if (get_user(data, &sgio32->usr_ptr)) 349 return -EFAULT; 350 if (put_user(compat_ptr(data), &sgio->usr_ptr)) 351 return -EFAULT; 352 353 err = sys_ioctl(fd, cmd, (unsigned long) sgio); 354 355 if (err >= 0) { 356 void __user *datap; 357 358 if (copy_in_user(&sgio32->pack_id, &sgio->pack_id, 359 sizeof(int)) || 360 get_user(datap, &sgio->usr_ptr) || 361 put_user((u32)(unsigned long)datap, 362 &sgio32->usr_ptr) || 363 copy_in_user(&sgio32->status, &sgio->status, 364 (4 * sizeof(unsigned char)) + 365 (2 * sizeof(unsigned short)) + 366 (3 * sizeof(int)))) 367 err = -EFAULT; 368 } 369 370 return err; 371 } 372 373 struct compat_sg_req_info { /* used by SG_GET_REQUEST_TABLE ioctl() */ 374 char req_state; 375 char orphan; 376 char sg_io_owned; 377 char problem; 378 int pack_id; 379 compat_uptr_t usr_ptr; 380 unsigned int duration; 381 int unused; 382 }; 383 384 static int sg_grt_trans(unsigned int fd, unsigned int cmd, struct 385 compat_sg_req_info __user *o) 386 { 387 int err, i; 388 sg_req_info_t __user *r; 389 r = compat_alloc_user_space(sizeof(sg_req_info_t)*SG_MAX_QUEUE); 390 err = sys_ioctl(fd,cmd,(unsigned long)r); 391 if (err < 0) 392 return err; 393 for (i = 0; i < SG_MAX_QUEUE; i++) { 394 void __user *ptr; 395 int d; 396 397 if (copy_in_user(o + i, r + i, offsetof(sg_req_info_t, usr_ptr)) || 398 get_user(ptr, &r[i].usr_ptr) || 399 get_user(d, &r[i].duration) || 400 put_user((u32)(unsigned long)(ptr), &o[i].usr_ptr) || 401 put_user(d, &o[i].duration)) 402 return -EFAULT; 403 } 404 return err; 405 } 406 #endif /* CONFIG_BLOCK */ 407 408 struct sock_fprog32 { 409 unsigned short len; 410 compat_caddr_t filter; 411 }; 412 413 #define PPPIOCSPASS32 _IOW('t', 71, struct sock_fprog32) 414 #define PPPIOCSACTIVE32 _IOW('t', 70, struct sock_fprog32) 415 416 static int ppp_sock_fprog_ioctl_trans(unsigned int fd, unsigned int cmd, 417 struct sock_fprog32 __user *u_fprog32) 418 { 419 struct sock_fprog __user *u_fprog64 = compat_alloc_user_space(sizeof(struct sock_fprog)); 420 void __user *fptr64; 421 u32 fptr32; 422 u16 flen; 423 424 if (get_user(flen, &u_fprog32->len) || 425 get_user(fptr32, &u_fprog32->filter)) 426 return -EFAULT; 427 428 fptr64 = compat_ptr(fptr32); 429 430 if (put_user(flen, &u_fprog64->len) || 431 put_user(fptr64, &u_fprog64->filter)) 432 return -EFAULT; 433 434 if (cmd == PPPIOCSPASS32) 435 cmd = PPPIOCSPASS; 436 else 437 cmd = PPPIOCSACTIVE; 438 439 return sys_ioctl(fd, cmd, (unsigned long) u_fprog64); 440 } 441 442 struct ppp_option_data32 { 443 compat_caddr_t ptr; 444 u32 length; 445 compat_int_t transmit; 446 }; 447 #define PPPIOCSCOMPRESS32 _IOW('t', 77, struct ppp_option_data32) 448 449 struct ppp_idle32 { 450 compat_time_t xmit_idle; 451 compat_time_t recv_idle; 452 }; 453 #define PPPIOCGIDLE32 _IOR('t', 63, struct ppp_idle32) 454 455 static int ppp_gidle(unsigned int fd, unsigned int cmd, 456 struct ppp_idle32 __user *idle32) 457 { 458 struct ppp_idle __user *idle; 459 __kernel_time_t xmit, recv; 460 int err; 461 462 idle = compat_alloc_user_space(sizeof(*idle)); 463 464 err = sys_ioctl(fd, PPPIOCGIDLE, (unsigned long) idle); 465 466 if (!err) { 467 if (get_user(xmit, &idle->xmit_idle) || 468 get_user(recv, &idle->recv_idle) || 469 put_user(xmit, &idle32->xmit_idle) || 470 put_user(recv, &idle32->recv_idle)) 471 err = -EFAULT; 472 } 473 return err; 474 } 475 476 static int ppp_scompress(unsigned int fd, unsigned int cmd, 477 struct ppp_option_data32 __user *odata32) 478 { 479 struct ppp_option_data __user *odata; 480 __u32 data; 481 void __user *datap; 482 483 odata = compat_alloc_user_space(sizeof(*odata)); 484 485 if (get_user(data, &odata32->ptr)) 486 return -EFAULT; 487 488 datap = compat_ptr(data); 489 if (put_user(datap, &odata->ptr)) 490 return -EFAULT; 491 492 if (copy_in_user(&odata->length, &odata32->length, 493 sizeof(__u32) + sizeof(int))) 494 return -EFAULT; 495 496 return sys_ioctl(fd, PPPIOCSCOMPRESS, (unsigned long) odata); 497 } 498 499 #ifdef CONFIG_BLOCK 500 struct mtget32 { 501 compat_long_t mt_type; 502 compat_long_t mt_resid; 503 compat_long_t mt_dsreg; 504 compat_long_t mt_gstat; 505 compat_long_t mt_erreg; 506 compat_daddr_t mt_fileno; 507 compat_daddr_t mt_blkno; 508 }; 509 #define MTIOCGET32 _IOR('m', 2, struct mtget32) 510 511 struct mtpos32 { 512 compat_long_t mt_blkno; 513 }; 514 #define MTIOCPOS32 _IOR('m', 3, struct mtpos32) 515 516 static int mt_ioctl_trans(unsigned int fd, unsigned int cmd, void __user *argp) 517 { 518 mm_segment_t old_fs = get_fs(); 519 struct mtget get; 520 struct mtget32 __user *umget32; 521 struct mtpos pos; 522 struct mtpos32 __user *upos32; 523 unsigned long kcmd; 524 void *karg; 525 int err = 0; 526 527 switch(cmd) { 528 case MTIOCPOS32: 529 kcmd = MTIOCPOS; 530 karg = &pos; 531 break; 532 default: /* MTIOCGET32 */ 533 kcmd = MTIOCGET; 534 karg = &get; 535 break; 536 } 537 set_fs (KERNEL_DS); 538 err = sys_ioctl (fd, kcmd, (unsigned long)karg); 539 set_fs (old_fs); 540 if (err) 541 return err; 542 switch (cmd) { 543 case MTIOCPOS32: 544 upos32 = argp; 545 err = __put_user(pos.mt_blkno, &upos32->mt_blkno); 546 break; 547 case MTIOCGET32: 548 umget32 = argp; 549 err = __put_user(get.mt_type, &umget32->mt_type); 550 err |= __put_user(get.mt_resid, &umget32->mt_resid); 551 err |= __put_user(get.mt_dsreg, &umget32->mt_dsreg); 552 err |= __put_user(get.mt_gstat, &umget32->mt_gstat); 553 err |= __put_user(get.mt_erreg, &umget32->mt_erreg); 554 err |= __put_user(get.mt_fileno, &umget32->mt_fileno); 555 err |= __put_user(get.mt_blkno, &umget32->mt_blkno); 556 break; 557 } 558 return err ? -EFAULT: 0; 559 } 560 561 #endif /* CONFIG_BLOCK */ 562 563 /* Bluetooth ioctls */ 564 #define HCIUARTSETPROTO _IOW('U', 200, int) 565 #define HCIUARTGETPROTO _IOR('U', 201, int) 566 #define HCIUARTGETDEVICE _IOR('U', 202, int) 567 #define HCIUARTSETFLAGS _IOW('U', 203, int) 568 #define HCIUARTGETFLAGS _IOR('U', 204, int) 569 570 #define BNEPCONNADD _IOW('B', 200, int) 571 #define BNEPCONNDEL _IOW('B', 201, int) 572 #define BNEPGETCONNLIST _IOR('B', 210, int) 573 #define BNEPGETCONNINFO _IOR('B', 211, int) 574 575 #define CMTPCONNADD _IOW('C', 200, int) 576 #define CMTPCONNDEL _IOW('C', 201, int) 577 #define CMTPGETCONNLIST _IOR('C', 210, int) 578 #define CMTPGETCONNINFO _IOR('C', 211, int) 579 580 #define HIDPCONNADD _IOW('H', 200, int) 581 #define HIDPCONNDEL _IOW('H', 201, int) 582 #define HIDPGETCONNLIST _IOR('H', 210, int) 583 #define HIDPGETCONNINFO _IOR('H', 211, int) 584 585 586 struct serial_struct32 { 587 compat_int_t type; 588 compat_int_t line; 589 compat_uint_t port; 590 compat_int_t irq; 591 compat_int_t flags; 592 compat_int_t xmit_fifo_size; 593 compat_int_t custom_divisor; 594 compat_int_t baud_base; 595 unsigned short close_delay; 596 char io_type; 597 char reserved_char[1]; 598 compat_int_t hub6; 599 unsigned short closing_wait; /* time to wait before closing */ 600 unsigned short closing_wait2; /* no longer used... */ 601 compat_uint_t iomem_base; 602 unsigned short iomem_reg_shift; 603 unsigned int port_high; 604 /* compat_ulong_t iomap_base FIXME */ 605 compat_int_t reserved[1]; 606 }; 607 608 static int serial_struct_ioctl(unsigned fd, unsigned cmd, 609 struct serial_struct32 __user *ss32) 610 { 611 typedef struct serial_struct SS; 612 typedef struct serial_struct32 SS32; 613 int err; 614 struct serial_struct ss; 615 mm_segment_t oldseg = get_fs(); 616 __u32 udata; 617 unsigned int base; 618 619 if (cmd == TIOCSSERIAL) { 620 if (!access_ok(VERIFY_READ, ss32, sizeof(SS32))) 621 return -EFAULT; 622 if (__copy_from_user(&ss, ss32, offsetof(SS32, iomem_base))) 623 return -EFAULT; 624 if (__get_user(udata, &ss32->iomem_base)) 625 return -EFAULT; 626 ss.iomem_base = compat_ptr(udata); 627 if (__get_user(ss.iomem_reg_shift, &ss32->iomem_reg_shift) || 628 __get_user(ss.port_high, &ss32->port_high)) 629 return -EFAULT; 630 ss.iomap_base = 0UL; 631 } 632 set_fs(KERNEL_DS); 633 err = sys_ioctl(fd,cmd,(unsigned long)(&ss)); 634 set_fs(oldseg); 635 if (cmd == TIOCGSERIAL && err >= 0) { 636 if (!access_ok(VERIFY_WRITE, ss32, sizeof(SS32))) 637 return -EFAULT; 638 if (__copy_to_user(ss32,&ss,offsetof(SS32,iomem_base))) 639 return -EFAULT; 640 base = (unsigned long)ss.iomem_base >> 32 ? 641 0xffffffff : (unsigned)(unsigned long)ss.iomem_base; 642 if (__put_user(base, &ss32->iomem_base) || 643 __put_user(ss.iomem_reg_shift, &ss32->iomem_reg_shift) || 644 __put_user(ss.port_high, &ss32->port_high)) 645 return -EFAULT; 646 } 647 return err; 648 } 649 650 /* 651 * I2C layer ioctls 652 */ 653 654 struct i2c_msg32 { 655 u16 addr; 656 u16 flags; 657 u16 len; 658 compat_caddr_t buf; 659 }; 660 661 struct i2c_rdwr_ioctl_data32 { 662 compat_caddr_t msgs; /* struct i2c_msg __user *msgs */ 663 u32 nmsgs; 664 }; 665 666 struct i2c_smbus_ioctl_data32 { 667 u8 read_write; 668 u8 command; 669 u32 size; 670 compat_caddr_t data; /* union i2c_smbus_data *data */ 671 }; 672 673 struct i2c_rdwr_aligned { 674 struct i2c_rdwr_ioctl_data cmd; 675 struct i2c_msg msgs[0]; 676 }; 677 678 static int do_i2c_rdwr_ioctl(unsigned int fd, unsigned int cmd, 679 struct i2c_rdwr_ioctl_data32 __user *udata) 680 { 681 struct i2c_rdwr_aligned __user *tdata; 682 struct i2c_msg __user *tmsgs; 683 struct i2c_msg32 __user *umsgs; 684 compat_caddr_t datap; 685 int nmsgs, i; 686 687 if (get_user(nmsgs, &udata->nmsgs)) 688 return -EFAULT; 689 if (nmsgs > I2C_RDRW_IOCTL_MAX_MSGS) 690 return -EINVAL; 691 692 if (get_user(datap, &udata->msgs)) 693 return -EFAULT; 694 umsgs = compat_ptr(datap); 695 696 tdata = compat_alloc_user_space(sizeof(*tdata) + 697 nmsgs * sizeof(struct i2c_msg)); 698 tmsgs = &tdata->msgs[0]; 699 700 if (put_user(nmsgs, &tdata->cmd.nmsgs) || 701 put_user(tmsgs, &tdata->cmd.msgs)) 702 return -EFAULT; 703 704 for (i = 0; i < nmsgs; i++) { 705 if (copy_in_user(&tmsgs[i].addr, &umsgs[i].addr, 3*sizeof(u16))) 706 return -EFAULT; 707 if (get_user(datap, &umsgs[i].buf) || 708 put_user(compat_ptr(datap), &tmsgs[i].buf)) 709 return -EFAULT; 710 } 711 return sys_ioctl(fd, cmd, (unsigned long)tdata); 712 } 713 714 static int do_i2c_smbus_ioctl(unsigned int fd, unsigned int cmd, 715 struct i2c_smbus_ioctl_data32 __user *udata) 716 { 717 struct i2c_smbus_ioctl_data __user *tdata; 718 compat_caddr_t datap; 719 720 tdata = compat_alloc_user_space(sizeof(*tdata)); 721 if (tdata == NULL) 722 return -ENOMEM; 723 if (!access_ok(VERIFY_WRITE, tdata, sizeof(*tdata))) 724 return -EFAULT; 725 726 if (!access_ok(VERIFY_READ, udata, sizeof(*udata))) 727 return -EFAULT; 728 729 if (__copy_in_user(&tdata->read_write, &udata->read_write, 2 * sizeof(u8))) 730 return -EFAULT; 731 if (__copy_in_user(&tdata->size, &udata->size, 2 * sizeof(u32))) 732 return -EFAULT; 733 if (__get_user(datap, &udata->data) || 734 __put_user(compat_ptr(datap), &tdata->data)) 735 return -EFAULT; 736 737 return sys_ioctl(fd, cmd, (unsigned long)tdata); 738 } 739 740 #define RTC_IRQP_READ32 _IOR('p', 0x0b, compat_ulong_t) 741 #define RTC_IRQP_SET32 _IOW('p', 0x0c, compat_ulong_t) 742 #define RTC_EPOCH_READ32 _IOR('p', 0x0d, compat_ulong_t) 743 #define RTC_EPOCH_SET32 _IOW('p', 0x0e, compat_ulong_t) 744 745 static int rtc_ioctl(unsigned fd, unsigned cmd, void __user *argp) 746 { 747 mm_segment_t oldfs = get_fs(); 748 compat_ulong_t val32; 749 unsigned long kval; 750 int ret; 751 752 switch (cmd) { 753 case RTC_IRQP_READ32: 754 case RTC_EPOCH_READ32: 755 set_fs(KERNEL_DS); 756 ret = sys_ioctl(fd, (cmd == RTC_IRQP_READ32) ? 757 RTC_IRQP_READ : RTC_EPOCH_READ, 758 (unsigned long)&kval); 759 set_fs(oldfs); 760 if (ret) 761 return ret; 762 val32 = kval; 763 return put_user(val32, (unsigned int __user *)argp); 764 case RTC_IRQP_SET32: 765 return sys_ioctl(fd, RTC_IRQP_SET, (unsigned long)argp); 766 case RTC_EPOCH_SET32: 767 return sys_ioctl(fd, RTC_EPOCH_SET, (unsigned long)argp); 768 } 769 770 return -ENOIOCTLCMD; 771 } 772 773 /* on ia32 l_start is on a 32-bit boundary */ 774 #if defined(CONFIG_IA64) || defined(CONFIG_X86_64) 775 struct space_resv_32 { 776 __s16 l_type; 777 __s16 l_whence; 778 __s64 l_start __attribute__((packed)); 779 /* len == 0 means until end of file */ 780 __s64 l_len __attribute__((packed)); 781 __s32 l_sysid; 782 __u32 l_pid; 783 __s32 l_pad[4]; /* reserve area */ 784 }; 785 786 #define FS_IOC_RESVSP_32 _IOW ('X', 40, struct space_resv_32) 787 #define FS_IOC_RESVSP64_32 _IOW ('X', 42, struct space_resv_32) 788 789 /* just account for different alignment */ 790 static int compat_ioctl_preallocate(struct file *file, 791 struct space_resv_32 __user *p32) 792 { 793 struct space_resv __user *p = compat_alloc_user_space(sizeof(*p)); 794 795 if (copy_in_user(&p->l_type, &p32->l_type, sizeof(s16)) || 796 copy_in_user(&p->l_whence, &p32->l_whence, sizeof(s16)) || 797 copy_in_user(&p->l_start, &p32->l_start, sizeof(s64)) || 798 copy_in_user(&p->l_len, &p32->l_len, sizeof(s64)) || 799 copy_in_user(&p->l_sysid, &p32->l_sysid, sizeof(s32)) || 800 copy_in_user(&p->l_pid, &p32->l_pid, sizeof(u32)) || 801 copy_in_user(&p->l_pad, &p32->l_pad, 4*sizeof(u32))) 802 return -EFAULT; 803 804 return ioctl_preallocate(file, p); 805 } 806 #endif 807 808 /* 809 * simple reversible transform to make our table more evenly 810 * distributed after sorting. 811 */ 812 #define XFORM(i) (((i) ^ ((i) << 27) ^ ((i) << 17)) & 0xffffffff) 813 814 #define COMPATIBLE_IOCTL(cmd) XFORM(cmd), 815 /* ioctl should not be warned about even if it's not implemented. 816 Valid reasons to use this: 817 - It is implemented with ->compat_ioctl on some device, but programs 818 call it on others too. 819 - The ioctl is not implemented in the native kernel, but programs 820 call it commonly anyways. 821 Most other reasons are not valid. */ 822 #define IGNORE_IOCTL(cmd) COMPATIBLE_IOCTL(cmd) 823 824 static unsigned int ioctl_pointer[] = { 825 /* compatible ioctls first */ 826 COMPATIBLE_IOCTL(0x4B50) /* KDGHWCLK - not in the kernel, but don't complain */ 827 COMPATIBLE_IOCTL(0x4B51) /* KDSHWCLK - not in the kernel, but don't complain */ 828 829 /* Big T */ 830 COMPATIBLE_IOCTL(TCGETA) 831 COMPATIBLE_IOCTL(TCSETA) 832 COMPATIBLE_IOCTL(TCSETAW) 833 COMPATIBLE_IOCTL(TCSETAF) 834 COMPATIBLE_IOCTL(TCSBRK) 835 COMPATIBLE_IOCTL(TCXONC) 836 COMPATIBLE_IOCTL(TCFLSH) 837 COMPATIBLE_IOCTL(TCGETS) 838 COMPATIBLE_IOCTL(TCSETS) 839 COMPATIBLE_IOCTL(TCSETSW) 840 COMPATIBLE_IOCTL(TCSETSF) 841 COMPATIBLE_IOCTL(TIOCLINUX) 842 COMPATIBLE_IOCTL(TIOCSBRK) 843 COMPATIBLE_IOCTL(TIOCGDEV) 844 COMPATIBLE_IOCTL(TIOCCBRK) 845 COMPATIBLE_IOCTL(TIOCGSID) 846 COMPATIBLE_IOCTL(TIOCGICOUNT) 847 COMPATIBLE_IOCTL(TIOCGPKT) 848 COMPATIBLE_IOCTL(TIOCGPTLCK) 849 COMPATIBLE_IOCTL(TIOCGEXCL) 850 /* Little t */ 851 COMPATIBLE_IOCTL(TIOCGETD) 852 COMPATIBLE_IOCTL(TIOCSETD) 853 COMPATIBLE_IOCTL(TIOCEXCL) 854 COMPATIBLE_IOCTL(TIOCNXCL) 855 COMPATIBLE_IOCTL(TIOCCONS) 856 COMPATIBLE_IOCTL(TIOCGSOFTCAR) 857 COMPATIBLE_IOCTL(TIOCSSOFTCAR) 858 COMPATIBLE_IOCTL(TIOCSWINSZ) 859 COMPATIBLE_IOCTL(TIOCGWINSZ) 860 COMPATIBLE_IOCTL(TIOCMGET) 861 COMPATIBLE_IOCTL(TIOCMBIC) 862 COMPATIBLE_IOCTL(TIOCMBIS) 863 COMPATIBLE_IOCTL(TIOCMSET) 864 COMPATIBLE_IOCTL(TIOCPKT) 865 COMPATIBLE_IOCTL(TIOCNOTTY) 866 COMPATIBLE_IOCTL(TIOCSTI) 867 COMPATIBLE_IOCTL(TIOCOUTQ) 868 COMPATIBLE_IOCTL(TIOCSPGRP) 869 COMPATIBLE_IOCTL(TIOCGPGRP) 870 COMPATIBLE_IOCTL(TIOCGPTN) 871 COMPATIBLE_IOCTL(TIOCSPTLCK) 872 COMPATIBLE_IOCTL(TIOCSERGETLSR) 873 COMPATIBLE_IOCTL(TIOCSIG) 874 #ifdef TIOCSRS485 875 COMPATIBLE_IOCTL(TIOCSRS485) 876 #endif 877 #ifdef TIOCGRS485 878 COMPATIBLE_IOCTL(TIOCGRS485) 879 #endif 880 #ifdef TCGETS2 881 COMPATIBLE_IOCTL(TCGETS2) 882 COMPATIBLE_IOCTL(TCSETS2) 883 COMPATIBLE_IOCTL(TCSETSW2) 884 COMPATIBLE_IOCTL(TCSETSF2) 885 #endif 886 /* Little f */ 887 COMPATIBLE_IOCTL(FIOCLEX) 888 COMPATIBLE_IOCTL(FIONCLEX) 889 COMPATIBLE_IOCTL(FIOASYNC) 890 COMPATIBLE_IOCTL(FIONBIO) 891 COMPATIBLE_IOCTL(FIONREAD) /* This is also TIOCINQ */ 892 COMPATIBLE_IOCTL(FS_IOC_FIEMAP) 893 /* 0x00 */ 894 COMPATIBLE_IOCTL(FIBMAP) 895 COMPATIBLE_IOCTL(FIGETBSZ) 896 /* 'X' - originally XFS but some now in the VFS */ 897 COMPATIBLE_IOCTL(FIFREEZE) 898 COMPATIBLE_IOCTL(FITHAW) 899 COMPATIBLE_IOCTL(KDGETKEYCODE) 900 COMPATIBLE_IOCTL(KDSETKEYCODE) 901 COMPATIBLE_IOCTL(KDGKBTYPE) 902 COMPATIBLE_IOCTL(KDGETMODE) 903 COMPATIBLE_IOCTL(KDGKBMODE) 904 COMPATIBLE_IOCTL(KDGKBMETA) 905 COMPATIBLE_IOCTL(KDGKBENT) 906 COMPATIBLE_IOCTL(KDSKBENT) 907 COMPATIBLE_IOCTL(KDGKBSENT) 908 COMPATIBLE_IOCTL(KDSKBSENT) 909 COMPATIBLE_IOCTL(KDGKBDIACR) 910 COMPATIBLE_IOCTL(KDSKBDIACR) 911 COMPATIBLE_IOCTL(KDGKBDIACRUC) 912 COMPATIBLE_IOCTL(KDSKBDIACRUC) 913 COMPATIBLE_IOCTL(KDKBDREP) 914 COMPATIBLE_IOCTL(KDGKBLED) 915 COMPATIBLE_IOCTL(KDGETLED) 916 #ifdef CONFIG_BLOCK 917 /* Big S */ 918 COMPATIBLE_IOCTL(SCSI_IOCTL_GET_IDLUN) 919 COMPATIBLE_IOCTL(SCSI_IOCTL_DOORLOCK) 920 COMPATIBLE_IOCTL(SCSI_IOCTL_DOORUNLOCK) 921 COMPATIBLE_IOCTL(SCSI_IOCTL_TEST_UNIT_READY) 922 COMPATIBLE_IOCTL(SCSI_IOCTL_GET_BUS_NUMBER) 923 COMPATIBLE_IOCTL(SCSI_IOCTL_SEND_COMMAND) 924 COMPATIBLE_IOCTL(SCSI_IOCTL_PROBE_HOST) 925 COMPATIBLE_IOCTL(SCSI_IOCTL_GET_PCI) 926 #endif 927 /* Big V (don't complain on serial console) */ 928 IGNORE_IOCTL(VT_OPENQRY) 929 IGNORE_IOCTL(VT_GETMODE) 930 /* Little p (/dev/rtc, /dev/envctrl, etc.) */ 931 COMPATIBLE_IOCTL(RTC_AIE_ON) 932 COMPATIBLE_IOCTL(RTC_AIE_OFF) 933 COMPATIBLE_IOCTL(RTC_UIE_ON) 934 COMPATIBLE_IOCTL(RTC_UIE_OFF) 935 COMPATIBLE_IOCTL(RTC_PIE_ON) 936 COMPATIBLE_IOCTL(RTC_PIE_OFF) 937 COMPATIBLE_IOCTL(RTC_WIE_ON) 938 COMPATIBLE_IOCTL(RTC_WIE_OFF) 939 COMPATIBLE_IOCTL(RTC_ALM_SET) 940 COMPATIBLE_IOCTL(RTC_ALM_READ) 941 COMPATIBLE_IOCTL(RTC_RD_TIME) 942 COMPATIBLE_IOCTL(RTC_SET_TIME) 943 COMPATIBLE_IOCTL(RTC_WKALM_SET) 944 COMPATIBLE_IOCTL(RTC_WKALM_RD) 945 /* 946 * These two are only for the sbus rtc driver, but 947 * hwclock tries them on every rtc device first when 948 * running on sparc. On other architectures the entries 949 * are useless but harmless. 950 */ 951 COMPATIBLE_IOCTL(_IOR('p', 20, int[7])) /* RTCGET */ 952 COMPATIBLE_IOCTL(_IOW('p', 21, int[7])) /* RTCSET */ 953 /* Little m */ 954 COMPATIBLE_IOCTL(MTIOCTOP) 955 /* Socket level stuff */ 956 COMPATIBLE_IOCTL(FIOQSIZE) 957 #ifdef CONFIG_BLOCK 958 /* loop */ 959 IGNORE_IOCTL(LOOP_CLR_FD) 960 /* md calls this on random blockdevs */ 961 IGNORE_IOCTL(RAID_VERSION) 962 /* qemu/qemu-img might call these two on plain files for probing */ 963 IGNORE_IOCTL(CDROM_DRIVE_STATUS) 964 IGNORE_IOCTL(FDGETPRM32) 965 /* SG stuff */ 966 COMPATIBLE_IOCTL(SG_SET_TIMEOUT) 967 COMPATIBLE_IOCTL(SG_GET_TIMEOUT) 968 COMPATIBLE_IOCTL(SG_EMULATED_HOST) 969 COMPATIBLE_IOCTL(SG_GET_TRANSFORM) 970 COMPATIBLE_IOCTL(SG_SET_RESERVED_SIZE) 971 COMPATIBLE_IOCTL(SG_GET_RESERVED_SIZE) 972 COMPATIBLE_IOCTL(SG_GET_SCSI_ID) 973 COMPATIBLE_IOCTL(SG_SET_FORCE_LOW_DMA) 974 COMPATIBLE_IOCTL(SG_GET_LOW_DMA) 975 COMPATIBLE_IOCTL(SG_SET_FORCE_PACK_ID) 976 COMPATIBLE_IOCTL(SG_GET_PACK_ID) 977 COMPATIBLE_IOCTL(SG_GET_NUM_WAITING) 978 COMPATIBLE_IOCTL(SG_SET_DEBUG) 979 COMPATIBLE_IOCTL(SG_GET_SG_TABLESIZE) 980 COMPATIBLE_IOCTL(SG_GET_COMMAND_Q) 981 COMPATIBLE_IOCTL(SG_SET_COMMAND_Q) 982 COMPATIBLE_IOCTL(SG_GET_VERSION_NUM) 983 COMPATIBLE_IOCTL(SG_NEXT_CMD_LEN) 984 COMPATIBLE_IOCTL(SG_SCSI_RESET) 985 COMPATIBLE_IOCTL(SG_GET_REQUEST_TABLE) 986 COMPATIBLE_IOCTL(SG_SET_KEEP_ORPHAN) 987 COMPATIBLE_IOCTL(SG_GET_KEEP_ORPHAN) 988 #endif 989 /* PPP stuff */ 990 COMPATIBLE_IOCTL(PPPIOCGFLAGS) 991 COMPATIBLE_IOCTL(PPPIOCSFLAGS) 992 COMPATIBLE_IOCTL(PPPIOCGASYNCMAP) 993 COMPATIBLE_IOCTL(PPPIOCSASYNCMAP) 994 COMPATIBLE_IOCTL(PPPIOCGUNIT) 995 COMPATIBLE_IOCTL(PPPIOCGRASYNCMAP) 996 COMPATIBLE_IOCTL(PPPIOCSRASYNCMAP) 997 COMPATIBLE_IOCTL(PPPIOCGMRU) 998 COMPATIBLE_IOCTL(PPPIOCSMRU) 999 COMPATIBLE_IOCTL(PPPIOCSMAXCID) 1000 COMPATIBLE_IOCTL(PPPIOCGXASYNCMAP) 1001 COMPATIBLE_IOCTL(PPPIOCSXASYNCMAP) 1002 COMPATIBLE_IOCTL(PPPIOCXFERUNIT) 1003 /* PPPIOCSCOMPRESS is translated */ 1004 COMPATIBLE_IOCTL(PPPIOCGNPMODE) 1005 COMPATIBLE_IOCTL(PPPIOCSNPMODE) 1006 COMPATIBLE_IOCTL(PPPIOCGDEBUG) 1007 COMPATIBLE_IOCTL(PPPIOCSDEBUG) 1008 /* PPPIOCSPASS is translated */ 1009 /* PPPIOCSACTIVE is translated */ 1010 /* PPPIOCGIDLE is translated */ 1011 COMPATIBLE_IOCTL(PPPIOCNEWUNIT) 1012 COMPATIBLE_IOCTL(PPPIOCATTACH) 1013 COMPATIBLE_IOCTL(PPPIOCDETACH) 1014 COMPATIBLE_IOCTL(PPPIOCSMRRU) 1015 COMPATIBLE_IOCTL(PPPIOCCONNECT) 1016 COMPATIBLE_IOCTL(PPPIOCDISCONN) 1017 COMPATIBLE_IOCTL(PPPIOCATTCHAN) 1018 COMPATIBLE_IOCTL(PPPIOCGCHAN) 1019 COMPATIBLE_IOCTL(PPPIOCGL2TPSTATS) 1020 /* PPPOX */ 1021 COMPATIBLE_IOCTL(PPPOEIOCSFWD) 1022 COMPATIBLE_IOCTL(PPPOEIOCDFWD) 1023 /* ppdev */ 1024 COMPATIBLE_IOCTL(PPSETMODE) 1025 COMPATIBLE_IOCTL(PPRSTATUS) 1026 COMPATIBLE_IOCTL(PPRCONTROL) 1027 COMPATIBLE_IOCTL(PPWCONTROL) 1028 COMPATIBLE_IOCTL(PPFCONTROL) 1029 COMPATIBLE_IOCTL(PPRDATA) 1030 COMPATIBLE_IOCTL(PPWDATA) 1031 COMPATIBLE_IOCTL(PPCLAIM) 1032 COMPATIBLE_IOCTL(PPRELEASE) 1033 COMPATIBLE_IOCTL(PPYIELD) 1034 COMPATIBLE_IOCTL(PPEXCL) 1035 COMPATIBLE_IOCTL(PPDATADIR) 1036 COMPATIBLE_IOCTL(PPNEGOT) 1037 COMPATIBLE_IOCTL(PPWCTLONIRQ) 1038 COMPATIBLE_IOCTL(PPCLRIRQ) 1039 COMPATIBLE_IOCTL(PPSETPHASE) 1040 COMPATIBLE_IOCTL(PPGETMODES) 1041 COMPATIBLE_IOCTL(PPGETMODE) 1042 COMPATIBLE_IOCTL(PPGETPHASE) 1043 COMPATIBLE_IOCTL(PPGETFLAGS) 1044 COMPATIBLE_IOCTL(PPSETFLAGS) 1045 /* Big A */ 1046 /* sparc only */ 1047 /* Big Q for sound/OSS */ 1048 COMPATIBLE_IOCTL(SNDCTL_SEQ_RESET) 1049 COMPATIBLE_IOCTL(SNDCTL_SEQ_SYNC) 1050 COMPATIBLE_IOCTL(SNDCTL_SYNTH_INFO) 1051 COMPATIBLE_IOCTL(SNDCTL_SEQ_CTRLRATE) 1052 COMPATIBLE_IOCTL(SNDCTL_SEQ_GETOUTCOUNT) 1053 COMPATIBLE_IOCTL(SNDCTL_SEQ_GETINCOUNT) 1054 COMPATIBLE_IOCTL(SNDCTL_SEQ_PERCMODE) 1055 COMPATIBLE_IOCTL(SNDCTL_FM_LOAD_INSTR) 1056 COMPATIBLE_IOCTL(SNDCTL_SEQ_TESTMIDI) 1057 COMPATIBLE_IOCTL(SNDCTL_SEQ_RESETSAMPLES) 1058 COMPATIBLE_IOCTL(SNDCTL_SEQ_NRSYNTHS) 1059 COMPATIBLE_IOCTL(SNDCTL_SEQ_NRMIDIS) 1060 COMPATIBLE_IOCTL(SNDCTL_MIDI_INFO) 1061 COMPATIBLE_IOCTL(SNDCTL_SEQ_THRESHOLD) 1062 COMPATIBLE_IOCTL(SNDCTL_SYNTH_MEMAVL) 1063 COMPATIBLE_IOCTL(SNDCTL_FM_4OP_ENABLE) 1064 COMPATIBLE_IOCTL(SNDCTL_SEQ_PANIC) 1065 COMPATIBLE_IOCTL(SNDCTL_SEQ_OUTOFBAND) 1066 COMPATIBLE_IOCTL(SNDCTL_SEQ_GETTIME) 1067 COMPATIBLE_IOCTL(SNDCTL_SYNTH_ID) 1068 COMPATIBLE_IOCTL(SNDCTL_SYNTH_CONTROL) 1069 COMPATIBLE_IOCTL(SNDCTL_SYNTH_REMOVESAMPLE) 1070 /* Big T for sound/OSS */ 1071 COMPATIBLE_IOCTL(SNDCTL_TMR_TIMEBASE) 1072 COMPATIBLE_IOCTL(SNDCTL_TMR_START) 1073 COMPATIBLE_IOCTL(SNDCTL_TMR_STOP) 1074 COMPATIBLE_IOCTL(SNDCTL_TMR_CONTINUE) 1075 COMPATIBLE_IOCTL(SNDCTL_TMR_TEMPO) 1076 COMPATIBLE_IOCTL(SNDCTL_TMR_SOURCE) 1077 COMPATIBLE_IOCTL(SNDCTL_TMR_METRONOME) 1078 COMPATIBLE_IOCTL(SNDCTL_TMR_SELECT) 1079 /* Little m for sound/OSS */ 1080 COMPATIBLE_IOCTL(SNDCTL_MIDI_PRETIME) 1081 COMPATIBLE_IOCTL(SNDCTL_MIDI_MPUMODE) 1082 COMPATIBLE_IOCTL(SNDCTL_MIDI_MPUCMD) 1083 /* Big P for sound/OSS */ 1084 COMPATIBLE_IOCTL(SNDCTL_DSP_RESET) 1085 COMPATIBLE_IOCTL(SNDCTL_DSP_SYNC) 1086 COMPATIBLE_IOCTL(SNDCTL_DSP_SPEED) 1087 COMPATIBLE_IOCTL(SNDCTL_DSP_STEREO) 1088 COMPATIBLE_IOCTL(SNDCTL_DSP_GETBLKSIZE) 1089 COMPATIBLE_IOCTL(SNDCTL_DSP_CHANNELS) 1090 COMPATIBLE_IOCTL(SOUND_PCM_WRITE_FILTER) 1091 COMPATIBLE_IOCTL(SNDCTL_DSP_POST) 1092 COMPATIBLE_IOCTL(SNDCTL_DSP_SUBDIVIDE) 1093 COMPATIBLE_IOCTL(SNDCTL_DSP_SETFRAGMENT) 1094 COMPATIBLE_IOCTL(SNDCTL_DSP_GETFMTS) 1095 COMPATIBLE_IOCTL(SNDCTL_DSP_SETFMT) 1096 COMPATIBLE_IOCTL(SNDCTL_DSP_GETOSPACE) 1097 COMPATIBLE_IOCTL(SNDCTL_DSP_GETISPACE) 1098 COMPATIBLE_IOCTL(SNDCTL_DSP_NONBLOCK) 1099 COMPATIBLE_IOCTL(SNDCTL_DSP_GETCAPS) 1100 COMPATIBLE_IOCTL(SNDCTL_DSP_GETTRIGGER) 1101 COMPATIBLE_IOCTL(SNDCTL_DSP_SETTRIGGER) 1102 COMPATIBLE_IOCTL(SNDCTL_DSP_GETIPTR) 1103 COMPATIBLE_IOCTL(SNDCTL_DSP_GETOPTR) 1104 /* SNDCTL_DSP_MAPINBUF, XXX needs translation */ 1105 /* SNDCTL_DSP_MAPOUTBUF, XXX needs translation */ 1106 COMPATIBLE_IOCTL(SNDCTL_DSP_SETSYNCRO) 1107 COMPATIBLE_IOCTL(SNDCTL_DSP_SETDUPLEX) 1108 COMPATIBLE_IOCTL(SNDCTL_DSP_GETODELAY) 1109 COMPATIBLE_IOCTL(SNDCTL_DSP_PROFILE) 1110 COMPATIBLE_IOCTL(SOUND_PCM_READ_RATE) 1111 COMPATIBLE_IOCTL(SOUND_PCM_READ_CHANNELS) 1112 COMPATIBLE_IOCTL(SOUND_PCM_READ_BITS) 1113 COMPATIBLE_IOCTL(SOUND_PCM_READ_FILTER) 1114 /* Big C for sound/OSS */ 1115 COMPATIBLE_IOCTL(SNDCTL_COPR_RESET) 1116 COMPATIBLE_IOCTL(SNDCTL_COPR_LOAD) 1117 COMPATIBLE_IOCTL(SNDCTL_COPR_RDATA) 1118 COMPATIBLE_IOCTL(SNDCTL_COPR_RCODE) 1119 COMPATIBLE_IOCTL(SNDCTL_COPR_WDATA) 1120 COMPATIBLE_IOCTL(SNDCTL_COPR_WCODE) 1121 COMPATIBLE_IOCTL(SNDCTL_COPR_RUN) 1122 COMPATIBLE_IOCTL(SNDCTL_COPR_HALT) 1123 COMPATIBLE_IOCTL(SNDCTL_COPR_SENDMSG) 1124 COMPATIBLE_IOCTL(SNDCTL_COPR_RCVMSG) 1125 /* Big M for sound/OSS */ 1126 COMPATIBLE_IOCTL(SOUND_MIXER_READ_VOLUME) 1127 COMPATIBLE_IOCTL(SOUND_MIXER_READ_BASS) 1128 COMPATIBLE_IOCTL(SOUND_MIXER_READ_TREBLE) 1129 COMPATIBLE_IOCTL(SOUND_MIXER_READ_SYNTH) 1130 COMPATIBLE_IOCTL(SOUND_MIXER_READ_PCM) 1131 COMPATIBLE_IOCTL(SOUND_MIXER_READ_SPEAKER) 1132 COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE) 1133 COMPATIBLE_IOCTL(SOUND_MIXER_READ_MIC) 1134 COMPATIBLE_IOCTL(SOUND_MIXER_READ_CD) 1135 COMPATIBLE_IOCTL(SOUND_MIXER_READ_IMIX) 1136 COMPATIBLE_IOCTL(SOUND_MIXER_READ_ALTPCM) 1137 COMPATIBLE_IOCTL(SOUND_MIXER_READ_RECLEV) 1138 COMPATIBLE_IOCTL(SOUND_MIXER_READ_IGAIN) 1139 COMPATIBLE_IOCTL(SOUND_MIXER_READ_OGAIN) 1140 COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE1) 1141 COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE2) 1142 COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE3) 1143 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_DIGITAL1)) 1144 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_DIGITAL2)) 1145 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_DIGITAL3)) 1146 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_PHONEIN)) 1147 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_PHONEOUT)) 1148 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_VIDEO)) 1149 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_RADIO)) 1150 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_MONITOR)) 1151 COMPATIBLE_IOCTL(SOUND_MIXER_READ_MUTE) 1152 /* SOUND_MIXER_READ_ENHANCE, same value as READ_MUTE */ 1153 /* SOUND_MIXER_READ_LOUD, same value as READ_MUTE */ 1154 COMPATIBLE_IOCTL(SOUND_MIXER_READ_RECSRC) 1155 COMPATIBLE_IOCTL(SOUND_MIXER_READ_DEVMASK) 1156 COMPATIBLE_IOCTL(SOUND_MIXER_READ_RECMASK) 1157 COMPATIBLE_IOCTL(SOUND_MIXER_READ_STEREODEVS) 1158 COMPATIBLE_IOCTL(SOUND_MIXER_READ_CAPS) 1159 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_VOLUME) 1160 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_BASS) 1161 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_TREBLE) 1162 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_SYNTH) 1163 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_PCM) 1164 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_SPEAKER) 1165 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE) 1166 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_MIC) 1167 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_CD) 1168 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_IMIX) 1169 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_ALTPCM) 1170 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_RECLEV) 1171 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_IGAIN) 1172 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_OGAIN) 1173 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE1) 1174 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE2) 1175 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE3) 1176 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_DIGITAL1)) 1177 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_DIGITAL2)) 1178 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_DIGITAL3)) 1179 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_PHONEIN)) 1180 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_PHONEOUT)) 1181 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_VIDEO)) 1182 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_RADIO)) 1183 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_MONITOR)) 1184 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_MUTE) 1185 /* SOUND_MIXER_WRITE_ENHANCE, same value as WRITE_MUTE */ 1186 /* SOUND_MIXER_WRITE_LOUD, same value as WRITE_MUTE */ 1187 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_RECSRC) 1188 COMPATIBLE_IOCTL(SOUND_MIXER_INFO) 1189 COMPATIBLE_IOCTL(SOUND_OLD_MIXER_INFO) 1190 COMPATIBLE_IOCTL(SOUND_MIXER_ACCESS) 1191 COMPATIBLE_IOCTL(SOUND_MIXER_AGC) 1192 COMPATIBLE_IOCTL(SOUND_MIXER_3DSE) 1193 COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE1) 1194 COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE2) 1195 COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE3) 1196 COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE4) 1197 COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE5) 1198 COMPATIBLE_IOCTL(SOUND_MIXER_GETLEVELS) 1199 COMPATIBLE_IOCTL(SOUND_MIXER_SETLEVELS) 1200 COMPATIBLE_IOCTL(OSS_GETVERSION) 1201 /* Raw devices */ 1202 COMPATIBLE_IOCTL(RAW_SETBIND) 1203 COMPATIBLE_IOCTL(RAW_GETBIND) 1204 /* Watchdog */ 1205 COMPATIBLE_IOCTL(WDIOC_GETSUPPORT) 1206 COMPATIBLE_IOCTL(WDIOC_GETSTATUS) 1207 COMPATIBLE_IOCTL(WDIOC_GETBOOTSTATUS) 1208 COMPATIBLE_IOCTL(WDIOC_GETTEMP) 1209 COMPATIBLE_IOCTL(WDIOC_SETOPTIONS) 1210 COMPATIBLE_IOCTL(WDIOC_KEEPALIVE) 1211 COMPATIBLE_IOCTL(WDIOC_SETTIMEOUT) 1212 COMPATIBLE_IOCTL(WDIOC_GETTIMEOUT) 1213 /* Big R */ 1214 COMPATIBLE_IOCTL(RNDGETENTCNT) 1215 COMPATIBLE_IOCTL(RNDADDTOENTCNT) 1216 COMPATIBLE_IOCTL(RNDGETPOOL) 1217 COMPATIBLE_IOCTL(RNDADDENTROPY) 1218 COMPATIBLE_IOCTL(RNDZAPENTCNT) 1219 COMPATIBLE_IOCTL(RNDCLEARPOOL) 1220 /* Bluetooth */ 1221 COMPATIBLE_IOCTL(HCIDEVUP) 1222 COMPATIBLE_IOCTL(HCIDEVDOWN) 1223 COMPATIBLE_IOCTL(HCIDEVRESET) 1224 COMPATIBLE_IOCTL(HCIDEVRESTAT) 1225 COMPATIBLE_IOCTL(HCIGETDEVLIST) 1226 COMPATIBLE_IOCTL(HCIGETDEVINFO) 1227 COMPATIBLE_IOCTL(HCIGETCONNLIST) 1228 COMPATIBLE_IOCTL(HCIGETCONNINFO) 1229 COMPATIBLE_IOCTL(HCIGETAUTHINFO) 1230 COMPATIBLE_IOCTL(HCISETRAW) 1231 COMPATIBLE_IOCTL(HCISETSCAN) 1232 COMPATIBLE_IOCTL(HCISETAUTH) 1233 COMPATIBLE_IOCTL(HCISETENCRYPT) 1234 COMPATIBLE_IOCTL(HCISETPTYPE) 1235 COMPATIBLE_IOCTL(HCISETLINKPOL) 1236 COMPATIBLE_IOCTL(HCISETLINKMODE) 1237 COMPATIBLE_IOCTL(HCISETACLMTU) 1238 COMPATIBLE_IOCTL(HCISETSCOMTU) 1239 COMPATIBLE_IOCTL(HCIBLOCKADDR) 1240 COMPATIBLE_IOCTL(HCIUNBLOCKADDR) 1241 COMPATIBLE_IOCTL(HCIINQUIRY) 1242 COMPATIBLE_IOCTL(HCIUARTSETPROTO) 1243 COMPATIBLE_IOCTL(HCIUARTGETPROTO) 1244 COMPATIBLE_IOCTL(RFCOMMCREATEDEV) 1245 COMPATIBLE_IOCTL(RFCOMMRELEASEDEV) 1246 COMPATIBLE_IOCTL(RFCOMMGETDEVLIST) 1247 COMPATIBLE_IOCTL(RFCOMMGETDEVINFO) 1248 COMPATIBLE_IOCTL(RFCOMMSTEALDLC) 1249 COMPATIBLE_IOCTL(BNEPCONNADD) 1250 COMPATIBLE_IOCTL(BNEPCONNDEL) 1251 COMPATIBLE_IOCTL(BNEPGETCONNLIST) 1252 COMPATIBLE_IOCTL(BNEPGETCONNINFO) 1253 COMPATIBLE_IOCTL(CMTPCONNADD) 1254 COMPATIBLE_IOCTL(CMTPCONNDEL) 1255 COMPATIBLE_IOCTL(CMTPGETCONNLIST) 1256 COMPATIBLE_IOCTL(CMTPGETCONNINFO) 1257 COMPATIBLE_IOCTL(HIDPCONNADD) 1258 COMPATIBLE_IOCTL(HIDPCONNDEL) 1259 COMPATIBLE_IOCTL(HIDPGETCONNLIST) 1260 COMPATIBLE_IOCTL(HIDPGETCONNINFO) 1261 /* CAPI */ 1262 COMPATIBLE_IOCTL(CAPI_REGISTER) 1263 COMPATIBLE_IOCTL(CAPI_GET_MANUFACTURER) 1264 COMPATIBLE_IOCTL(CAPI_GET_VERSION) 1265 COMPATIBLE_IOCTL(CAPI_GET_SERIAL) 1266 COMPATIBLE_IOCTL(CAPI_GET_PROFILE) 1267 COMPATIBLE_IOCTL(CAPI_MANUFACTURER_CMD) 1268 COMPATIBLE_IOCTL(CAPI_GET_ERRCODE) 1269 COMPATIBLE_IOCTL(CAPI_INSTALLED) 1270 COMPATIBLE_IOCTL(CAPI_GET_FLAGS) 1271 COMPATIBLE_IOCTL(CAPI_SET_FLAGS) 1272 COMPATIBLE_IOCTL(CAPI_CLR_FLAGS) 1273 COMPATIBLE_IOCTL(CAPI_NCCI_OPENCOUNT) 1274 COMPATIBLE_IOCTL(CAPI_NCCI_GETUNIT) 1275 /* Siemens Gigaset */ 1276 COMPATIBLE_IOCTL(GIGASET_REDIR) 1277 COMPATIBLE_IOCTL(GIGASET_CONFIG) 1278 COMPATIBLE_IOCTL(GIGASET_BRKCHARS) 1279 COMPATIBLE_IOCTL(GIGASET_VERSION) 1280 /* Misc. */ 1281 COMPATIBLE_IOCTL(0x41545900) /* ATYIO_CLKR */ 1282 COMPATIBLE_IOCTL(0x41545901) /* ATYIO_CLKW */ 1283 COMPATIBLE_IOCTL(PCIIOC_CONTROLLER) 1284 COMPATIBLE_IOCTL(PCIIOC_MMAP_IS_IO) 1285 COMPATIBLE_IOCTL(PCIIOC_MMAP_IS_MEM) 1286 COMPATIBLE_IOCTL(PCIIOC_WRITE_COMBINE) 1287 /* NBD */ 1288 COMPATIBLE_IOCTL(NBD_DO_IT) 1289 COMPATIBLE_IOCTL(NBD_CLEAR_SOCK) 1290 COMPATIBLE_IOCTL(NBD_CLEAR_QUE) 1291 COMPATIBLE_IOCTL(NBD_PRINT_DEBUG) 1292 COMPATIBLE_IOCTL(NBD_DISCONNECT) 1293 /* i2c */ 1294 COMPATIBLE_IOCTL(I2C_SLAVE) 1295 COMPATIBLE_IOCTL(I2C_SLAVE_FORCE) 1296 COMPATIBLE_IOCTL(I2C_TENBIT) 1297 COMPATIBLE_IOCTL(I2C_PEC) 1298 COMPATIBLE_IOCTL(I2C_RETRIES) 1299 COMPATIBLE_IOCTL(I2C_TIMEOUT) 1300 /* hiddev */ 1301 COMPATIBLE_IOCTL(HIDIOCGVERSION) 1302 COMPATIBLE_IOCTL(HIDIOCAPPLICATION) 1303 COMPATIBLE_IOCTL(HIDIOCGDEVINFO) 1304 COMPATIBLE_IOCTL(HIDIOCGSTRING) 1305 COMPATIBLE_IOCTL(HIDIOCINITREPORT) 1306 COMPATIBLE_IOCTL(HIDIOCGREPORT) 1307 COMPATIBLE_IOCTL(HIDIOCSREPORT) 1308 COMPATIBLE_IOCTL(HIDIOCGREPORTINFO) 1309 COMPATIBLE_IOCTL(HIDIOCGFIELDINFO) 1310 COMPATIBLE_IOCTL(HIDIOCGUSAGE) 1311 COMPATIBLE_IOCTL(HIDIOCSUSAGE) 1312 COMPATIBLE_IOCTL(HIDIOCGUCODE) 1313 COMPATIBLE_IOCTL(HIDIOCGFLAG) 1314 COMPATIBLE_IOCTL(HIDIOCSFLAG) 1315 COMPATIBLE_IOCTL(HIDIOCGCOLLECTIONINDEX) 1316 COMPATIBLE_IOCTL(HIDIOCGCOLLECTIONINFO) 1317 /* dvb */ 1318 COMPATIBLE_IOCTL(AUDIO_STOP) 1319 COMPATIBLE_IOCTL(AUDIO_PLAY) 1320 COMPATIBLE_IOCTL(AUDIO_PAUSE) 1321 COMPATIBLE_IOCTL(AUDIO_CONTINUE) 1322 COMPATIBLE_IOCTL(AUDIO_SELECT_SOURCE) 1323 COMPATIBLE_IOCTL(AUDIO_SET_MUTE) 1324 COMPATIBLE_IOCTL(AUDIO_SET_AV_SYNC) 1325 COMPATIBLE_IOCTL(AUDIO_SET_BYPASS_MODE) 1326 COMPATIBLE_IOCTL(AUDIO_CHANNEL_SELECT) 1327 COMPATIBLE_IOCTL(AUDIO_GET_STATUS) 1328 COMPATIBLE_IOCTL(AUDIO_GET_CAPABILITIES) 1329 COMPATIBLE_IOCTL(AUDIO_CLEAR_BUFFER) 1330 COMPATIBLE_IOCTL(AUDIO_SET_ID) 1331 COMPATIBLE_IOCTL(AUDIO_SET_MIXER) 1332 COMPATIBLE_IOCTL(AUDIO_SET_STREAMTYPE) 1333 COMPATIBLE_IOCTL(AUDIO_SET_EXT_ID) 1334 COMPATIBLE_IOCTL(AUDIO_SET_ATTRIBUTES) 1335 COMPATIBLE_IOCTL(AUDIO_SET_KARAOKE) 1336 COMPATIBLE_IOCTL(DMX_START) 1337 COMPATIBLE_IOCTL(DMX_STOP) 1338 COMPATIBLE_IOCTL(DMX_SET_FILTER) 1339 COMPATIBLE_IOCTL(DMX_SET_PES_FILTER) 1340 COMPATIBLE_IOCTL(DMX_SET_BUFFER_SIZE) 1341 COMPATIBLE_IOCTL(DMX_GET_PES_PIDS) 1342 COMPATIBLE_IOCTL(DMX_GET_CAPS) 1343 COMPATIBLE_IOCTL(DMX_SET_SOURCE) 1344 COMPATIBLE_IOCTL(DMX_GET_STC) 1345 COMPATIBLE_IOCTL(FE_GET_INFO) 1346 COMPATIBLE_IOCTL(FE_DISEQC_RESET_OVERLOAD) 1347 COMPATIBLE_IOCTL(FE_DISEQC_SEND_MASTER_CMD) 1348 COMPATIBLE_IOCTL(FE_DISEQC_RECV_SLAVE_REPLY) 1349 COMPATIBLE_IOCTL(FE_DISEQC_SEND_BURST) 1350 COMPATIBLE_IOCTL(FE_SET_TONE) 1351 COMPATIBLE_IOCTL(FE_SET_VOLTAGE) 1352 COMPATIBLE_IOCTL(FE_ENABLE_HIGH_LNB_VOLTAGE) 1353 COMPATIBLE_IOCTL(FE_READ_STATUS) 1354 COMPATIBLE_IOCTL(FE_READ_BER) 1355 COMPATIBLE_IOCTL(FE_READ_SIGNAL_STRENGTH) 1356 COMPATIBLE_IOCTL(FE_READ_SNR) 1357 COMPATIBLE_IOCTL(FE_READ_UNCORRECTED_BLOCKS) 1358 COMPATIBLE_IOCTL(FE_SET_FRONTEND) 1359 COMPATIBLE_IOCTL(FE_GET_FRONTEND) 1360 COMPATIBLE_IOCTL(FE_GET_EVENT) 1361 COMPATIBLE_IOCTL(FE_DISHNETWORK_SEND_LEGACY_CMD) 1362 COMPATIBLE_IOCTL(VIDEO_STOP) 1363 COMPATIBLE_IOCTL(VIDEO_PLAY) 1364 COMPATIBLE_IOCTL(VIDEO_FREEZE) 1365 COMPATIBLE_IOCTL(VIDEO_CONTINUE) 1366 COMPATIBLE_IOCTL(VIDEO_SELECT_SOURCE) 1367 COMPATIBLE_IOCTL(VIDEO_SET_BLANK) 1368 COMPATIBLE_IOCTL(VIDEO_GET_STATUS) 1369 COMPATIBLE_IOCTL(VIDEO_SET_DISPLAY_FORMAT) 1370 COMPATIBLE_IOCTL(VIDEO_FAST_FORWARD) 1371 COMPATIBLE_IOCTL(VIDEO_SLOWMOTION) 1372 COMPATIBLE_IOCTL(VIDEO_GET_CAPABILITIES) 1373 COMPATIBLE_IOCTL(VIDEO_CLEAR_BUFFER) 1374 COMPATIBLE_IOCTL(VIDEO_SET_ID) 1375 COMPATIBLE_IOCTL(VIDEO_SET_STREAMTYPE) 1376 COMPATIBLE_IOCTL(VIDEO_SET_FORMAT) 1377 COMPATIBLE_IOCTL(VIDEO_SET_SYSTEM) 1378 COMPATIBLE_IOCTL(VIDEO_SET_HIGHLIGHT) 1379 COMPATIBLE_IOCTL(VIDEO_SET_SPU) 1380 COMPATIBLE_IOCTL(VIDEO_GET_NAVI) 1381 COMPATIBLE_IOCTL(VIDEO_SET_ATTRIBUTES) 1382 COMPATIBLE_IOCTL(VIDEO_GET_SIZE) 1383 COMPATIBLE_IOCTL(VIDEO_GET_FRAME_RATE) 1384 1385 /* joystick */ 1386 COMPATIBLE_IOCTL(JSIOCGVERSION) 1387 COMPATIBLE_IOCTL(JSIOCGAXES) 1388 COMPATIBLE_IOCTL(JSIOCGBUTTONS) 1389 COMPATIBLE_IOCTL(JSIOCGNAME(0)) 1390 1391 #ifdef TIOCGLTC 1392 COMPATIBLE_IOCTL(TIOCGLTC) 1393 COMPATIBLE_IOCTL(TIOCSLTC) 1394 #endif 1395 #ifdef TIOCSTART 1396 /* 1397 * For these two we have definitions in ioctls.h and/or termios.h on 1398 * some architectures but no actual implemention. Some applications 1399 * like bash call them if they are defined in the headers, so we provide 1400 * entries here to avoid syslog message spew. 1401 */ 1402 COMPATIBLE_IOCTL(TIOCSTART) 1403 COMPATIBLE_IOCTL(TIOCSTOP) 1404 #endif 1405 1406 /* fat 'r' ioctls. These are handled by fat with ->compat_ioctl, 1407 but we don't want warnings on other file systems. So declare 1408 them as compatible here. */ 1409 #define VFAT_IOCTL_READDIR_BOTH32 _IOR('r', 1, struct compat_dirent[2]) 1410 #define VFAT_IOCTL_READDIR_SHORT32 _IOR('r', 2, struct compat_dirent[2]) 1411 1412 IGNORE_IOCTL(VFAT_IOCTL_READDIR_BOTH32) 1413 IGNORE_IOCTL(VFAT_IOCTL_READDIR_SHORT32) 1414 1415 #ifdef CONFIG_SPARC 1416 /* Sparc framebuffers, handled in sbusfb_compat_ioctl() */ 1417 IGNORE_IOCTL(FBIOGTYPE) 1418 IGNORE_IOCTL(FBIOSATTR) 1419 IGNORE_IOCTL(FBIOGATTR) 1420 IGNORE_IOCTL(FBIOSVIDEO) 1421 IGNORE_IOCTL(FBIOGVIDEO) 1422 IGNORE_IOCTL(FBIOSCURPOS) 1423 IGNORE_IOCTL(FBIOGCURPOS) 1424 IGNORE_IOCTL(FBIOGCURMAX) 1425 IGNORE_IOCTL(FBIOPUTCMAP32) 1426 IGNORE_IOCTL(FBIOGETCMAP32) 1427 IGNORE_IOCTL(FBIOSCURSOR32) 1428 IGNORE_IOCTL(FBIOGCURSOR32) 1429 #endif 1430 }; 1431 1432 /* 1433 * Convert common ioctl arguments based on their command number 1434 * 1435 * Please do not add any code in here. Instead, implement 1436 * a compat_ioctl operation in the place that handleѕ the 1437 * ioctl for the native case. 1438 */ 1439 static long do_ioctl_trans(int fd, unsigned int cmd, 1440 unsigned long arg, struct file *file) 1441 { 1442 void __user *argp = compat_ptr(arg); 1443 1444 switch (cmd) { 1445 case PPPIOCGIDLE32: 1446 return ppp_gidle(fd, cmd, argp); 1447 case PPPIOCSCOMPRESS32: 1448 return ppp_scompress(fd, cmd, argp); 1449 case PPPIOCSPASS32: 1450 case PPPIOCSACTIVE32: 1451 return ppp_sock_fprog_ioctl_trans(fd, cmd, argp); 1452 #ifdef CONFIG_BLOCK 1453 case SG_IO: 1454 return sg_ioctl_trans(fd, cmd, argp); 1455 case SG_GET_REQUEST_TABLE: 1456 return sg_grt_trans(fd, cmd, argp); 1457 case MTIOCGET32: 1458 case MTIOCPOS32: 1459 return mt_ioctl_trans(fd, cmd, argp); 1460 #endif 1461 /* Serial */ 1462 case TIOCGSERIAL: 1463 case TIOCSSERIAL: 1464 return serial_struct_ioctl(fd, cmd, argp); 1465 /* i2c */ 1466 case I2C_FUNCS: 1467 return w_long(fd, cmd, argp); 1468 case I2C_RDWR: 1469 return do_i2c_rdwr_ioctl(fd, cmd, argp); 1470 case I2C_SMBUS: 1471 return do_i2c_smbus_ioctl(fd, cmd, argp); 1472 /* Not implemented in the native kernel */ 1473 case RTC_IRQP_READ32: 1474 case RTC_IRQP_SET32: 1475 case RTC_EPOCH_READ32: 1476 case RTC_EPOCH_SET32: 1477 return rtc_ioctl(fd, cmd, argp); 1478 1479 /* dvb */ 1480 case VIDEO_GET_EVENT: 1481 return do_video_get_event(fd, cmd, argp); 1482 case VIDEO_STILLPICTURE: 1483 return do_video_stillpicture(fd, cmd, argp); 1484 case VIDEO_SET_SPU_PALETTE: 1485 return do_video_set_spu_palette(fd, cmd, argp); 1486 } 1487 1488 /* 1489 * These take an integer instead of a pointer as 'arg', 1490 * so we must not do a compat_ptr() translation. 1491 */ 1492 switch (cmd) { 1493 /* Big T */ 1494 case TCSBRKP: 1495 case TIOCMIWAIT: 1496 case TIOCSCTTY: 1497 /* RAID */ 1498 case HOT_REMOVE_DISK: 1499 case HOT_ADD_DISK: 1500 case SET_DISK_FAULTY: 1501 case SET_BITMAP_FILE: 1502 /* Big K */ 1503 case KDSIGACCEPT: 1504 case KIOCSOUND: 1505 case KDMKTONE: 1506 case KDSETMODE: 1507 case KDSKBMODE: 1508 case KDSKBMETA: 1509 case KDSKBLED: 1510 case KDSETLED: 1511 /* NBD */ 1512 case NBD_SET_SOCK: 1513 case NBD_SET_BLKSIZE: 1514 case NBD_SET_SIZE: 1515 case NBD_SET_SIZE_BLOCKS: 1516 return do_vfs_ioctl(file, fd, cmd, arg); 1517 } 1518 1519 return -ENOIOCTLCMD; 1520 } 1521 1522 static int compat_ioctl_check_table(unsigned int xcmd) 1523 { 1524 int i; 1525 const int max = ARRAY_SIZE(ioctl_pointer) - 1; 1526 1527 BUILD_BUG_ON(max >= (1 << 16)); 1528 1529 /* guess initial offset into table, assuming a 1530 normalized distribution */ 1531 i = ((xcmd >> 16) * max) >> 16; 1532 1533 /* do linear search up first, until greater or equal */ 1534 while (ioctl_pointer[i] < xcmd && i < max) 1535 i++; 1536 1537 /* then do linear search down */ 1538 while (ioctl_pointer[i] > xcmd && i > 0) 1539 i--; 1540 1541 return ioctl_pointer[i] == xcmd; 1542 } 1543 1544 asmlinkage long compat_sys_ioctl(unsigned int fd, unsigned int cmd, 1545 unsigned long arg) 1546 { 1547 struct fd f = fdget(fd); 1548 int error = -EBADF; 1549 if (!f.file) 1550 goto out; 1551 1552 /* RED-PEN how should LSM module know it's handling 32bit? */ 1553 error = security_file_ioctl(f.file, cmd, arg); 1554 if (error) 1555 goto out_fput; 1556 1557 /* 1558 * To allow the compat_ioctl handlers to be self contained 1559 * we need to check the common ioctls here first. 1560 * Just handle them with the standard handlers below. 1561 */ 1562 switch (cmd) { 1563 case FIOCLEX: 1564 case FIONCLEX: 1565 case FIONBIO: 1566 case FIOASYNC: 1567 case FIOQSIZE: 1568 break; 1569 1570 #if defined(CONFIG_IA64) || defined(CONFIG_X86_64) 1571 case FS_IOC_RESVSP_32: 1572 case FS_IOC_RESVSP64_32: 1573 error = compat_ioctl_preallocate(f.file, compat_ptr(arg)); 1574 goto out_fput; 1575 #else 1576 case FS_IOC_RESVSP: 1577 case FS_IOC_RESVSP64: 1578 error = ioctl_preallocate(f.file, compat_ptr(arg)); 1579 goto out_fput; 1580 #endif 1581 1582 case FIBMAP: 1583 case FIGETBSZ: 1584 case FIONREAD: 1585 if (S_ISREG(f.file->f_path.dentry->d_inode->i_mode)) 1586 break; 1587 /*FALL THROUGH*/ 1588 1589 default: 1590 if (f.file->f_op && f.file->f_op->compat_ioctl) { 1591 error = f.file->f_op->compat_ioctl(f.file, cmd, arg); 1592 if (error != -ENOIOCTLCMD) 1593 goto out_fput; 1594 } 1595 1596 if (!f.file->f_op || !f.file->f_op->unlocked_ioctl) 1597 goto do_ioctl; 1598 break; 1599 } 1600 1601 if (compat_ioctl_check_table(XFORM(cmd))) 1602 goto found_handler; 1603 1604 error = do_ioctl_trans(fd, cmd, arg, f.file); 1605 if (error == -ENOIOCTLCMD) 1606 error = -ENOTTY; 1607 1608 goto out_fput; 1609 1610 found_handler: 1611 arg = (unsigned long)compat_ptr(arg); 1612 do_ioctl: 1613 error = do_vfs_ioctl(f.file, fd, cmd, arg); 1614 out_fput: 1615 fdput(f); 1616 out: 1617 return error; 1618 } 1619 1620 static int __init init_sys32_ioctl_cmp(const void *p, const void *q) 1621 { 1622 unsigned int a, b; 1623 a = *(unsigned int *)p; 1624 b = *(unsigned int *)q; 1625 if (a > b) 1626 return 1; 1627 if (a < b) 1628 return -1; 1629 return 0; 1630 } 1631 1632 static int __init init_sys32_ioctl(void) 1633 { 1634 sort(ioctl_pointer, ARRAY_SIZE(ioctl_pointer), sizeof(*ioctl_pointer), 1635 init_sys32_ioctl_cmp, NULL); 1636 return 0; 1637 } 1638 __initcall(init_sys32_ioctl);
Cache object: b41830937ee404d00556700aaff969bb
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