1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 1994-1995 Søren Schmidt 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 29 #include <sys/param.h> 30 #include <sys/capsicum.h> 31 #include <sys/cdio.h> 32 #include <sys/consio.h> 33 #include <sys/disk.h> 34 #include <sys/dvdio.h> 35 #include <sys/fcntl.h> 36 #include <sys/filio.h> 37 #include <sys/jail.h> 38 #include <sys/kbio.h> 39 #include <sys/kcov.h> 40 #include <sys/kernel.h> 41 #include <sys/linker_set.h> 42 #include <sys/lock.h> 43 #include <sys/malloc.h> 44 #include <sys/mman.h> 45 #include <sys/proc.h> 46 #include <sys/sbuf.h> 47 #include <sys/sockio.h> 48 #include <sys/soundcard.h> 49 #include <sys/syscallsubr.h> 50 #include <sys/sysctl.h> 51 #include <sys/sysproto.h> 52 #include <sys/sx.h> 53 #include <sys/tty.h> 54 55 #include <net/if.h> 56 #include <net/if_var.h> 57 #include <net/if_dl.h> 58 #include <net/if_types.h> 59 60 #include <dev/evdev/input.h> 61 #include <dev/hid/hidraw.h> 62 #include <dev/usb/usb_ioctl.h> 63 64 #ifdef COMPAT_LINUX32 65 #include <machine/../linux32/linux.h> 66 #include <machine/../linux32/linux32_proto.h> 67 #else 68 #include <machine/../linux/linux.h> 69 #include <machine/../linux/linux_proto.h> 70 #endif 71 72 #include <compat/linux/linux_common.h> 73 #include <compat/linux/linux_ioctl.h> 74 #include <compat/linux/linux_mib.h> 75 #include <compat/linux/linux_socket.h> 76 #include <compat/linux/linux_time.h> 77 #include <compat/linux/linux_util.h> 78 79 #include <contrib/v4l/videodev.h> 80 #include <compat/linux/linux_videodev_compat.h> 81 82 #include <contrib/v4l/videodev2.h> 83 #include <compat/linux/linux_videodev2_compat.h> 84 85 #include <cam/scsi/scsi_sg.h> 86 87 #include <dev/nvme/nvme_linux.h> 88 89 #define DEFINE_LINUX_IOCTL_SET(shortname, SHORTNAME) \ 90 static linux_ioctl_function_t linux_ioctl_ ## shortname; \ 91 static struct linux_ioctl_handler shortname ## _handler = { \ 92 .func = linux_ioctl_ ## shortname, \ 93 .low = LINUX_IOCTL_ ## SHORTNAME ## _MIN, \ 94 .high = LINUX_IOCTL_ ## SHORTNAME ## _MAX, \ 95 }; \ 96 DATA_SET(linux_ioctl_handler_set, shortname ## _handler) 97 98 DEFINE_LINUX_IOCTL_SET(cdrom, CDROM); 99 DEFINE_LINUX_IOCTL_SET(vfat, VFAT); 100 DEFINE_LINUX_IOCTL_SET(console, CONSOLE); 101 DEFINE_LINUX_IOCTL_SET(hdio, HDIO); 102 DEFINE_LINUX_IOCTL_SET(disk, DISK); 103 DEFINE_LINUX_IOCTL_SET(socket, SOCKET); 104 DEFINE_LINUX_IOCTL_SET(sound, SOUND); 105 DEFINE_LINUX_IOCTL_SET(termio, TERMIO); 106 DEFINE_LINUX_IOCTL_SET(private, PRIVATE); 107 DEFINE_LINUX_IOCTL_SET(drm, DRM); 108 DEFINE_LINUX_IOCTL_SET(sg, SG); 109 DEFINE_LINUX_IOCTL_SET(v4l, VIDEO); 110 DEFINE_LINUX_IOCTL_SET(v4l2, VIDEO2); 111 DEFINE_LINUX_IOCTL_SET(fbsd_usb, FBSD_LUSB); 112 DEFINE_LINUX_IOCTL_SET(evdev, EVDEV); 113 DEFINE_LINUX_IOCTL_SET(kcov, KCOV); 114 #ifndef COMPAT_LINUX32 115 DEFINE_LINUX_IOCTL_SET(nvme, NVME); 116 #endif 117 DEFINE_LINUX_IOCTL_SET(hidraw, HIDRAW); 118 119 #undef DEFINE_LINUX_IOCTL_SET 120 121 static int linux_ioctl_special(struct thread *, struct linux_ioctl_args *); 122 123 /* 124 * Keep sorted by low. 125 */ 126 static struct linux_ioctl_handler linux_ioctls[] = { 127 { .func = linux_ioctl_termio, .low = LINUX_IOCTL_TERMIO_MIN, 128 .high = LINUX_IOCTL_TERMIO_MAX }, 129 }; 130 131 #ifdef __i386__ 132 static TAILQ_HEAD(, linux_ioctl_handler_element) linux_ioctl_handlers = 133 TAILQ_HEAD_INITIALIZER(linux_ioctl_handlers); 134 static struct sx linux_ioctl_sx; 135 SX_SYSINIT(linux_ioctl, &linux_ioctl_sx, "Linux ioctl handlers"); 136 #else 137 extern TAILQ_HEAD(, linux_ioctl_handler_element) linux_ioctl_handlers; 138 extern struct sx linux_ioctl_sx; 139 #endif 140 #ifdef COMPAT_LINUX32 141 static TAILQ_HEAD(, linux_ioctl_handler_element) linux32_ioctl_handlers = 142 TAILQ_HEAD_INITIALIZER(linux32_ioctl_handlers); 143 #endif 144 145 /* 146 * hdio related ioctls for VMWare support 147 */ 148 149 struct linux_hd_geometry { 150 uint8_t heads; 151 uint8_t sectors; 152 uint16_t cylinders; 153 uint32_t start; 154 }; 155 156 struct linux_hd_big_geometry { 157 uint8_t heads; 158 uint8_t sectors; 159 uint32_t cylinders; 160 uint32_t start; 161 }; 162 163 static int 164 linux_ioctl_hdio(struct thread *td, struct linux_ioctl_args *args) 165 { 166 struct file *fp; 167 int error; 168 u_int sectorsize, fwcylinders, fwheads, fwsectors; 169 off_t mediasize, bytespercyl; 170 171 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 172 if (error != 0) 173 return (error); 174 switch (args->cmd & 0xffff) { 175 case LINUX_HDIO_GET_GEO: 176 case LINUX_HDIO_GET_GEO_BIG: 177 error = fo_ioctl(fp, DIOCGMEDIASIZE, 178 (caddr_t)&mediasize, td->td_ucred, td); 179 if (!error) 180 error = fo_ioctl(fp, DIOCGSECTORSIZE, 181 (caddr_t)§orsize, td->td_ucred, td); 182 if (!error) 183 error = fo_ioctl(fp, DIOCGFWHEADS, 184 (caddr_t)&fwheads, td->td_ucred, td); 185 if (!error) 186 error = fo_ioctl(fp, DIOCGFWSECTORS, 187 (caddr_t)&fwsectors, td->td_ucred, td); 188 /* 189 * XXX: DIOCGFIRSTOFFSET is not yet implemented, so 190 * so pretend that GEOM always says 0. This is NOT VALID 191 * for slices or partitions, only the per-disk raw devices. 192 */ 193 194 fdrop(fp, td); 195 if (error) 196 return (error); 197 /* 198 * 1. Calculate the number of bytes in a cylinder, 199 * given the firmware's notion of heads and sectors 200 * per cylinder. 201 * 2. Calculate the number of cylinders, given the total 202 * size of the media. 203 * All internal calculations should have 64-bit precision. 204 */ 205 bytespercyl = (off_t) sectorsize * fwheads * fwsectors; 206 fwcylinders = mediasize / bytespercyl; 207 208 if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO) { 209 struct linux_hd_geometry hdg; 210 211 hdg.cylinders = fwcylinders; 212 hdg.heads = fwheads; 213 hdg.sectors = fwsectors; 214 hdg.start = 0; 215 error = copyout(&hdg, (void *)args->arg, sizeof(hdg)); 216 } else if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO_BIG) { 217 struct linux_hd_big_geometry hdbg; 218 219 memset(&hdbg, 0, sizeof(hdbg)); 220 hdbg.cylinders = fwcylinders; 221 hdbg.heads = fwheads; 222 hdbg.sectors = fwsectors; 223 hdbg.start = 0; 224 error = copyout(&hdbg, (void *)args->arg, sizeof(hdbg)); 225 } 226 return (error); 227 break; 228 default: 229 /* XXX */ 230 linux_msg(td, 231 "%s fd=%d, cmd=0x%x ('%c',%d) is not implemented", 232 __func__, args->fd, args->cmd, 233 (int)(args->cmd & 0xff00) >> 8, 234 (int)(args->cmd & 0xff)); 235 break; 236 } 237 fdrop(fp, td); 238 return (ENOIOCTL); 239 } 240 241 static int 242 linux_ioctl_disk(struct thread *td, struct linux_ioctl_args *args) 243 { 244 struct file *fp; 245 int error; 246 u_int sectorsize, psectorsize; 247 uint64_t blksize64; 248 off_t mediasize, stripesize; 249 250 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 251 if (error != 0) 252 return (error); 253 switch (args->cmd & 0xffff) { 254 case LINUX_BLKGETSIZE: 255 error = fo_ioctl(fp, DIOCGSECTORSIZE, 256 (caddr_t)§orsize, td->td_ucred, td); 257 if (!error) 258 error = fo_ioctl(fp, DIOCGMEDIASIZE, 259 (caddr_t)&mediasize, td->td_ucred, td); 260 fdrop(fp, td); 261 if (error) 262 return (error); 263 sectorsize = mediasize / sectorsize; 264 /* 265 * XXX: How do we know we return the right size of integer ? 266 */ 267 return (copyout(§orsize, (void *)args->arg, 268 sizeof(sectorsize))); 269 break; 270 case LINUX_BLKGETSIZE64: 271 error = fo_ioctl(fp, DIOCGMEDIASIZE, 272 (caddr_t)&mediasize, td->td_ucred, td); 273 fdrop(fp, td); 274 if (error) 275 return (error); 276 blksize64 = mediasize; 277 return (copyout(&blksize64, (void *)args->arg, 278 sizeof(blksize64))); 279 case LINUX_BLKSSZGET: 280 error = fo_ioctl(fp, DIOCGSECTORSIZE, 281 (caddr_t)§orsize, td->td_ucred, td); 282 fdrop(fp, td); 283 if (error) 284 return (error); 285 return (copyout(§orsize, (void *)args->arg, 286 sizeof(sectorsize))); 287 break; 288 case LINUX_BLKPBSZGET: 289 error = fo_ioctl(fp, DIOCGSTRIPESIZE, 290 (caddr_t)&stripesize, td->td_ucred, td); 291 if (error != 0) { 292 fdrop(fp, td); 293 return (error); 294 } 295 if (stripesize > 0 && stripesize <= 4096) { 296 psectorsize = stripesize; 297 } else { 298 error = fo_ioctl(fp, DIOCGSECTORSIZE, 299 (caddr_t)§orsize, td->td_ucred, td); 300 if (error != 0) { 301 fdrop(fp, td); 302 return (error); 303 } 304 psectorsize = sectorsize; 305 } 306 fdrop(fp, td); 307 return (copyout(&psectorsize, (void *)args->arg, 308 sizeof(psectorsize))); 309 } 310 fdrop(fp, td); 311 return (ENOIOCTL); 312 } 313 314 /* 315 * termio related ioctls 316 */ 317 318 struct linux_termio { 319 unsigned short c_iflag; 320 unsigned short c_oflag; 321 unsigned short c_cflag; 322 unsigned short c_lflag; 323 unsigned char c_line; 324 unsigned char c_cc[LINUX_NCC]; 325 }; 326 327 struct linux_termios { 328 unsigned int c_iflag; 329 unsigned int c_oflag; 330 unsigned int c_cflag; 331 unsigned int c_lflag; 332 unsigned char c_line; 333 unsigned char c_cc[LINUX_NCCS]; 334 }; 335 336 struct linux_termios2 { 337 unsigned int c_iflag; 338 unsigned int c_oflag; 339 unsigned int c_cflag; 340 unsigned int c_lflag; 341 unsigned char c_line; 342 unsigned char c_cc[LINUX_NCCS]; 343 unsigned int c_ispeed; 344 unsigned int c_ospeed; 345 }; 346 347 struct linux_winsize { 348 unsigned short ws_row, ws_col; 349 unsigned short ws_xpixel, ws_ypixel; 350 }; 351 352 struct speedtab { 353 int sp_speed; /* Speed. */ 354 int sp_code; /* Code. */ 355 }; 356 357 static struct speedtab sptab[] = { 358 { B0, LINUX_B0 }, { B50, LINUX_B50 }, 359 { B75, LINUX_B75 }, { B110, LINUX_B110 }, 360 { B134, LINUX_B134 }, { B150, LINUX_B150 }, 361 { B200, LINUX_B200 }, { B300, LINUX_B300 }, 362 { B600, LINUX_B600 }, { B1200, LINUX_B1200 }, 363 { B1800, LINUX_B1800 }, { B2400, LINUX_B2400 }, 364 { B4800, LINUX_B4800 }, { B9600, LINUX_B9600 }, 365 { B19200, LINUX_B19200 }, { B38400, LINUX_B38400 }, 366 { B57600, LINUX_B57600 }, { B115200, LINUX_B115200 }, 367 {-1, -1 } 368 }; 369 370 struct linux_serial_struct { 371 int type; 372 int line; 373 int port; 374 int irq; 375 int flags; 376 int xmit_fifo_size; 377 int custom_divisor; 378 int baud_base; 379 unsigned short close_delay; 380 char reserved_char[2]; 381 int hub6; 382 unsigned short closing_wait; 383 unsigned short closing_wait2; 384 int reserved[4]; 385 }; 386 387 static int 388 linux_to_bsd_speed(int code, struct speedtab *table) 389 { 390 for ( ; table->sp_code != -1; table++) 391 if (table->sp_code == code) 392 return (table->sp_speed); 393 return (-1); 394 } 395 396 static int 397 bsd_to_linux_speed(int speed, struct speedtab *table) 398 { 399 for ( ; table->sp_speed != -1; table++) 400 if (table->sp_speed == speed) 401 return (table->sp_code); 402 return (LINUX_BOTHER); 403 } 404 405 static void 406 bsd_to_linux_termios(struct termios *bios, struct linux_termios *lios) 407 { 408 int i; 409 410 lios->c_iflag = 0; 411 if (bios->c_iflag & IGNBRK) 412 lios->c_iflag |= LINUX_IGNBRK; 413 if (bios->c_iflag & BRKINT) 414 lios->c_iflag |= LINUX_BRKINT; 415 if (bios->c_iflag & IGNPAR) 416 lios->c_iflag |= LINUX_IGNPAR; 417 if (bios->c_iflag & PARMRK) 418 lios->c_iflag |= LINUX_PARMRK; 419 if (bios->c_iflag & INPCK) 420 lios->c_iflag |= LINUX_INPCK; 421 if (bios->c_iflag & ISTRIP) 422 lios->c_iflag |= LINUX_ISTRIP; 423 if (bios->c_iflag & INLCR) 424 lios->c_iflag |= LINUX_INLCR; 425 if (bios->c_iflag & IGNCR) 426 lios->c_iflag |= LINUX_IGNCR; 427 if (bios->c_iflag & ICRNL) 428 lios->c_iflag |= LINUX_ICRNL; 429 if (bios->c_iflag & IXON) 430 lios->c_iflag |= LINUX_IXON; 431 if (bios->c_iflag & IXANY) 432 lios->c_iflag |= LINUX_IXANY; 433 if (bios->c_iflag & IXOFF) 434 lios->c_iflag |= LINUX_IXOFF; 435 if (bios->c_iflag & IMAXBEL) 436 lios->c_iflag |= LINUX_IMAXBEL; 437 if (bios->c_iflag & IUTF8) 438 lios->c_iflag |= LINUX_IUTF8; 439 440 lios->c_oflag = 0; 441 if (bios->c_oflag & OPOST) 442 lios->c_oflag |= LINUX_OPOST; 443 if (bios->c_oflag & ONLCR) 444 lios->c_oflag |= LINUX_ONLCR; 445 if (bios->c_oflag & TAB3) 446 lios->c_oflag |= LINUX_XTABS; 447 448 lios->c_cflag = bsd_to_linux_speed(bios->c_ispeed, sptab); 449 lios->c_cflag |= (bios->c_cflag & CSIZE) >> 4; 450 if (bios->c_cflag & CSTOPB) 451 lios->c_cflag |= LINUX_CSTOPB; 452 if (bios->c_cflag & CREAD) 453 lios->c_cflag |= LINUX_CREAD; 454 if (bios->c_cflag & PARENB) 455 lios->c_cflag |= LINUX_PARENB; 456 if (bios->c_cflag & PARODD) 457 lios->c_cflag |= LINUX_PARODD; 458 if (bios->c_cflag & HUPCL) 459 lios->c_cflag |= LINUX_HUPCL; 460 if (bios->c_cflag & CLOCAL) 461 lios->c_cflag |= LINUX_CLOCAL; 462 if (bios->c_cflag & CRTSCTS) 463 lios->c_cflag |= LINUX_CRTSCTS; 464 465 lios->c_lflag = 0; 466 if (bios->c_lflag & ISIG) 467 lios->c_lflag |= LINUX_ISIG; 468 if (bios->c_lflag & ICANON) 469 lios->c_lflag |= LINUX_ICANON; 470 if (bios->c_lflag & ECHO) 471 lios->c_lflag |= LINUX_ECHO; 472 if (bios->c_lflag & ECHOE) 473 lios->c_lflag |= LINUX_ECHOE; 474 if (bios->c_lflag & ECHOK) 475 lios->c_lflag |= LINUX_ECHOK; 476 if (bios->c_lflag & ECHONL) 477 lios->c_lflag |= LINUX_ECHONL; 478 if (bios->c_lflag & NOFLSH) 479 lios->c_lflag |= LINUX_NOFLSH; 480 if (bios->c_lflag & TOSTOP) 481 lios->c_lflag |= LINUX_TOSTOP; 482 if (bios->c_lflag & ECHOCTL) 483 lios->c_lflag |= LINUX_ECHOCTL; 484 if (bios->c_lflag & ECHOPRT) 485 lios->c_lflag |= LINUX_ECHOPRT; 486 if (bios->c_lflag & ECHOKE) 487 lios->c_lflag |= LINUX_ECHOKE; 488 if (bios->c_lflag & FLUSHO) 489 lios->c_lflag |= LINUX_FLUSHO; 490 if (bios->c_lflag & PENDIN) 491 lios->c_lflag |= LINUX_PENDIN; 492 if (bios->c_lflag & IEXTEN) 493 lios->c_lflag |= LINUX_IEXTEN; 494 495 for (i=0; i<LINUX_NCCS; i++) 496 lios->c_cc[i] = LINUX_POSIX_VDISABLE; 497 lios->c_cc[LINUX_VINTR] = bios->c_cc[VINTR]; 498 lios->c_cc[LINUX_VQUIT] = bios->c_cc[VQUIT]; 499 lios->c_cc[LINUX_VERASE] = bios->c_cc[VERASE]; 500 lios->c_cc[LINUX_VKILL] = bios->c_cc[VKILL]; 501 lios->c_cc[LINUX_VEOF] = bios->c_cc[VEOF]; 502 lios->c_cc[LINUX_VEOL] = bios->c_cc[VEOL]; 503 lios->c_cc[LINUX_VMIN] = bios->c_cc[VMIN]; 504 lios->c_cc[LINUX_VTIME] = bios->c_cc[VTIME]; 505 lios->c_cc[LINUX_VEOL2] = bios->c_cc[VEOL2]; 506 lios->c_cc[LINUX_VSUSP] = bios->c_cc[VSUSP]; 507 lios->c_cc[LINUX_VSTART] = bios->c_cc[VSTART]; 508 lios->c_cc[LINUX_VSTOP] = bios->c_cc[VSTOP]; 509 lios->c_cc[LINUX_VREPRINT] = bios->c_cc[VREPRINT]; 510 lios->c_cc[LINUX_VDISCARD] = bios->c_cc[VDISCARD]; 511 lios->c_cc[LINUX_VWERASE] = bios->c_cc[VWERASE]; 512 lios->c_cc[LINUX_VLNEXT] = bios->c_cc[VLNEXT]; 513 if (linux_preserve_vstatus) 514 lios->c_cc[LINUX_VSTATUS] = bios->c_cc[VSTATUS]; 515 516 for (i=0; i<LINUX_NCCS; i++) { 517 if (i != LINUX_VMIN && i != LINUX_VTIME && 518 lios->c_cc[i] == _POSIX_VDISABLE) 519 lios->c_cc[i] = LINUX_POSIX_VDISABLE; 520 } 521 lios->c_line = 0; 522 } 523 524 static void 525 bsd_to_linux_termios2(struct termios *bios, struct linux_termios2 *lios2) 526 { 527 bsd_to_linux_termios(bios, (struct linux_termios *)lios2); 528 lios2->c_ospeed = bios->c_ospeed; 529 lios2->c_ispeed = bios->c_ispeed; 530 } 531 532 static void 533 linux_to_bsd_termios(struct linux_termios *lios, struct termios *bios) 534 { 535 int i; 536 537 bios->c_iflag = 0; 538 if (lios->c_iflag & LINUX_IGNBRK) 539 bios->c_iflag |= IGNBRK; 540 if (lios->c_iflag & LINUX_BRKINT) 541 bios->c_iflag |= BRKINT; 542 if (lios->c_iflag & LINUX_IGNPAR) 543 bios->c_iflag |= IGNPAR; 544 if (lios->c_iflag & LINUX_PARMRK) 545 bios->c_iflag |= PARMRK; 546 if (lios->c_iflag & LINUX_INPCK) 547 bios->c_iflag |= INPCK; 548 if (lios->c_iflag & LINUX_ISTRIP) 549 bios->c_iflag |= ISTRIP; 550 if (lios->c_iflag & LINUX_INLCR) 551 bios->c_iflag |= INLCR; 552 if (lios->c_iflag & LINUX_IGNCR) 553 bios->c_iflag |= IGNCR; 554 if (lios->c_iflag & LINUX_ICRNL) 555 bios->c_iflag |= ICRNL; 556 if (lios->c_iflag & LINUX_IXON) 557 bios->c_iflag |= IXON; 558 if (lios->c_iflag & LINUX_IXANY) 559 bios->c_iflag |= IXANY; 560 if (lios->c_iflag & LINUX_IXOFF) 561 bios->c_iflag |= IXOFF; 562 if (lios->c_iflag & LINUX_IMAXBEL) 563 bios->c_iflag |= IMAXBEL; 564 if (lios->c_iflag & LINUX_IUTF8) 565 bios->c_iflag |= IUTF8; 566 567 bios->c_oflag = 0; 568 if (lios->c_oflag & LINUX_OPOST) 569 bios->c_oflag |= OPOST; 570 if (lios->c_oflag & LINUX_ONLCR) 571 bios->c_oflag |= ONLCR; 572 if (lios->c_oflag & LINUX_XTABS) 573 bios->c_oflag |= TAB3; 574 575 bios->c_cflag = (lios->c_cflag & LINUX_CSIZE) << 4; 576 if (lios->c_cflag & LINUX_CSTOPB) 577 bios->c_cflag |= CSTOPB; 578 if (lios->c_cflag & LINUX_CREAD) 579 bios->c_cflag |= CREAD; 580 if (lios->c_cflag & LINUX_PARENB) 581 bios->c_cflag |= PARENB; 582 if (lios->c_cflag & LINUX_PARODD) 583 bios->c_cflag |= PARODD; 584 if (lios->c_cflag & LINUX_HUPCL) 585 bios->c_cflag |= HUPCL; 586 if (lios->c_cflag & LINUX_CLOCAL) 587 bios->c_cflag |= CLOCAL; 588 if (lios->c_cflag & LINUX_CRTSCTS) 589 bios->c_cflag |= CRTSCTS; 590 591 bios->c_lflag = 0; 592 if (lios->c_lflag & LINUX_ISIG) 593 bios->c_lflag |= ISIG; 594 if (lios->c_lflag & LINUX_ICANON) 595 bios->c_lflag |= ICANON; 596 if (lios->c_lflag & LINUX_ECHO) 597 bios->c_lflag |= ECHO; 598 if (lios->c_lflag & LINUX_ECHOE) 599 bios->c_lflag |= ECHOE; 600 if (lios->c_lflag & LINUX_ECHOK) 601 bios->c_lflag |= ECHOK; 602 if (lios->c_lflag & LINUX_ECHONL) 603 bios->c_lflag |= ECHONL; 604 if (lios->c_lflag & LINUX_NOFLSH) 605 bios->c_lflag |= NOFLSH; 606 if (lios->c_lflag & LINUX_TOSTOP) 607 bios->c_lflag |= TOSTOP; 608 if (lios->c_lflag & LINUX_ECHOCTL) 609 bios->c_lflag |= ECHOCTL; 610 if (lios->c_lflag & LINUX_ECHOPRT) 611 bios->c_lflag |= ECHOPRT; 612 if (lios->c_lflag & LINUX_ECHOKE) 613 bios->c_lflag |= ECHOKE; 614 if (lios->c_lflag & LINUX_FLUSHO) 615 bios->c_lflag |= FLUSHO; 616 if (lios->c_lflag & LINUX_PENDIN) 617 bios->c_lflag |= PENDIN; 618 if (lios->c_lflag & LINUX_IEXTEN) 619 bios->c_lflag |= IEXTEN; 620 621 for (i=0; i<NCCS; i++) 622 bios->c_cc[i] = _POSIX_VDISABLE; 623 bios->c_cc[VINTR] = lios->c_cc[LINUX_VINTR]; 624 bios->c_cc[VQUIT] = lios->c_cc[LINUX_VQUIT]; 625 bios->c_cc[VERASE] = lios->c_cc[LINUX_VERASE]; 626 bios->c_cc[VKILL] = lios->c_cc[LINUX_VKILL]; 627 bios->c_cc[VEOF] = lios->c_cc[LINUX_VEOF]; 628 bios->c_cc[VEOL] = lios->c_cc[LINUX_VEOL]; 629 bios->c_cc[VMIN] = lios->c_cc[LINUX_VMIN]; 630 bios->c_cc[VTIME] = lios->c_cc[LINUX_VTIME]; 631 bios->c_cc[VEOL2] = lios->c_cc[LINUX_VEOL2]; 632 bios->c_cc[VSUSP] = lios->c_cc[LINUX_VSUSP]; 633 bios->c_cc[VSTART] = lios->c_cc[LINUX_VSTART]; 634 bios->c_cc[VSTOP] = lios->c_cc[LINUX_VSTOP]; 635 bios->c_cc[VREPRINT] = lios->c_cc[LINUX_VREPRINT]; 636 bios->c_cc[VDISCARD] = lios->c_cc[LINUX_VDISCARD]; 637 bios->c_cc[VWERASE] = lios->c_cc[LINUX_VWERASE]; 638 bios->c_cc[VLNEXT] = lios->c_cc[LINUX_VLNEXT]; 639 if (linux_preserve_vstatus) 640 bios->c_cc[VSTATUS] = lios->c_cc[LINUX_VSTATUS]; 641 642 for (i=0; i<NCCS; i++) { 643 if (i != VMIN && i != VTIME && 644 bios->c_cc[i] == LINUX_POSIX_VDISABLE) 645 bios->c_cc[i] = _POSIX_VDISABLE; 646 } 647 648 bios->c_ispeed = bios->c_ospeed = 649 linux_to_bsd_speed(lios->c_cflag & LINUX_CBAUD, sptab); 650 } 651 652 static void 653 linux_to_bsd_termios2(struct linux_termios2 *lios2, struct termios *bios) 654 { 655 linux_to_bsd_termios((struct linux_termios *)lios2, bios); 656 if ((lios2->c_cflag & LINUX_CBAUD) == LINUX_BOTHER) 657 bios->c_ospeed = lios2->c_ospeed; 658 if ((lios2->c_cflag & LINUX_CIBAUD) == LINUX_BOTHER << LINUX_IBSHIFT) 659 bios->c_ispeed = lios2->c_ispeed; 660 } 661 662 static void 663 bsd_to_linux_termio(struct termios *bios, struct linux_termio *lio) 664 { 665 struct linux_termios lios; 666 667 memset(lio, 0, sizeof(*lio)); 668 bsd_to_linux_termios(bios, &lios); 669 lio->c_iflag = lios.c_iflag; 670 lio->c_oflag = lios.c_oflag; 671 lio->c_cflag = lios.c_cflag; 672 lio->c_lflag = lios.c_lflag; 673 lio->c_line = lios.c_line; 674 memcpy(lio->c_cc, lios.c_cc, LINUX_NCC); 675 } 676 677 static void 678 linux_to_bsd_termio(struct linux_termio *lio, struct termios *bios) 679 { 680 struct linux_termios lios; 681 int i; 682 683 lios.c_iflag = lio->c_iflag; 684 lios.c_oflag = lio->c_oflag; 685 lios.c_cflag = lio->c_cflag; 686 lios.c_lflag = lio->c_lflag; 687 for (i=LINUX_NCC; i<LINUX_NCCS; i++) 688 lios.c_cc[i] = LINUX_POSIX_VDISABLE; 689 memcpy(lios.c_cc, lio->c_cc, LINUX_NCC); 690 linux_to_bsd_termios(&lios, bios); 691 } 692 693 static int 694 linux_ioctl_termio(struct thread *td, struct linux_ioctl_args *args) 695 { 696 struct termios bios; 697 struct linux_termios lios; 698 struct linux_termios2 lios2; 699 struct linux_termio lio; 700 struct file *fp; 701 int error; 702 703 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 704 if (error != 0) 705 return (error); 706 707 switch (args->cmd & 0xffff) { 708 case LINUX_TCGETS: 709 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred, 710 td); 711 if (error) 712 break; 713 bsd_to_linux_termios(&bios, &lios); 714 error = copyout(&lios, (void *)args->arg, sizeof(lios)); 715 break; 716 717 case LINUX_TCSETS: 718 error = copyin((void *)args->arg, &lios, sizeof(lios)); 719 if (error) 720 break; 721 linux_to_bsd_termios(&lios, &bios); 722 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred, 723 td)); 724 break; 725 726 case LINUX_TCSETSW: 727 error = copyin((void *)args->arg, &lios, sizeof(lios)); 728 if (error) 729 break; 730 linux_to_bsd_termios(&lios, &bios); 731 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred, 732 td)); 733 break; 734 735 case LINUX_TCSETSF: 736 error = copyin((void *)args->arg, &lios, sizeof(lios)); 737 if (error) 738 break; 739 linux_to_bsd_termios(&lios, &bios); 740 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred, 741 td)); 742 break; 743 744 case LINUX_TCGETA: 745 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred, 746 td); 747 if (error) 748 break; 749 bsd_to_linux_termio(&bios, &lio); 750 error = (copyout(&lio, (void *)args->arg, sizeof(lio))); 751 break; 752 753 case LINUX_TCSETA: 754 error = copyin((void *)args->arg, &lio, sizeof(lio)); 755 if (error) 756 break; 757 linux_to_bsd_termio(&lio, &bios); 758 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred, 759 td)); 760 break; 761 762 case LINUX_TCSETAW: 763 error = copyin((void *)args->arg, &lio, sizeof(lio)); 764 if (error) 765 break; 766 linux_to_bsd_termio(&lio, &bios); 767 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred, 768 td)); 769 break; 770 771 case LINUX_TCSETAF: 772 error = copyin((void *)args->arg, &lio, sizeof(lio)); 773 if (error) 774 break; 775 linux_to_bsd_termio(&lio, &bios); 776 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred, 777 td)); 778 break; 779 780 case LINUX_TCSBRK: 781 if (args->arg != 0) { 782 error = (fo_ioctl(fp, TIOCDRAIN, (caddr_t)&bios, td->td_ucred, 783 td)); 784 } else { 785 linux_msg(td, "ioctl TCSBRK arg 0 not implemented"); 786 error = ENOIOCTL; 787 } 788 break; 789 790 case LINUX_TCXONC: { 791 switch (args->arg) { 792 case LINUX_TCOOFF: 793 args->cmd = TIOCSTOP; 794 break; 795 case LINUX_TCOON: 796 args->cmd = TIOCSTART; 797 break; 798 case LINUX_TCIOFF: 799 case LINUX_TCION: { 800 int c; 801 struct write_args wr; 802 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, 803 td->td_ucred, td); 804 if (error) 805 break; 806 fdrop(fp, td); 807 c = (args->arg == LINUX_TCIOFF) ? VSTOP : VSTART; 808 c = bios.c_cc[c]; 809 if (c != _POSIX_VDISABLE) { 810 wr.fd = args->fd; 811 wr.buf = &c; 812 wr.nbyte = sizeof(c); 813 return (sys_write(td, &wr)); 814 } else 815 return (0); 816 } 817 default: 818 fdrop(fp, td); 819 return (EINVAL); 820 } 821 args->arg = 0; 822 error = (sys_ioctl(td, (struct ioctl_args *)args)); 823 break; 824 } 825 826 case LINUX_TCFLSH: { 827 int val; 828 switch (args->arg) { 829 case LINUX_TCIFLUSH: 830 val = FREAD; 831 break; 832 case LINUX_TCOFLUSH: 833 val = FWRITE; 834 break; 835 case LINUX_TCIOFLUSH: 836 val = FREAD | FWRITE; 837 break; 838 default: 839 fdrop(fp, td); 840 return (EINVAL); 841 } 842 error = (fo_ioctl(fp,TIOCFLUSH,(caddr_t)&val,td->td_ucred,td)); 843 break; 844 } 845 846 case LINUX_TIOCEXCL: 847 args->cmd = TIOCEXCL; 848 error = (sys_ioctl(td, (struct ioctl_args *)args)); 849 break; 850 851 case LINUX_TIOCNXCL: 852 args->cmd = TIOCNXCL; 853 error = (sys_ioctl(td, (struct ioctl_args *)args)); 854 break; 855 856 case LINUX_TIOCSCTTY: 857 args->cmd = TIOCSCTTY; 858 error = (sys_ioctl(td, (struct ioctl_args *)args)); 859 break; 860 861 case LINUX_TIOCGPGRP: 862 args->cmd = TIOCGPGRP; 863 error = (sys_ioctl(td, (struct ioctl_args *)args)); 864 break; 865 866 case LINUX_TIOCSPGRP: 867 args->cmd = TIOCSPGRP; 868 error = (sys_ioctl(td, (struct ioctl_args *)args)); 869 break; 870 871 /* LINUX_TIOCOUTQ */ 872 /* LINUX_TIOCSTI */ 873 874 case LINUX_TIOCGWINSZ: 875 args->cmd = TIOCGWINSZ; 876 error = (sys_ioctl(td, (struct ioctl_args *)args)); 877 break; 878 879 case LINUX_TIOCSWINSZ: 880 args->cmd = TIOCSWINSZ; 881 error = (sys_ioctl(td, (struct ioctl_args *)args)); 882 break; 883 884 case LINUX_TIOCMGET: 885 args->cmd = TIOCMGET; 886 error = (sys_ioctl(td, (struct ioctl_args *)args)); 887 break; 888 889 case LINUX_TIOCMBIS: 890 args->cmd = TIOCMBIS; 891 error = (sys_ioctl(td, (struct ioctl_args *)args)); 892 break; 893 894 case LINUX_TIOCMBIC: 895 args->cmd = TIOCMBIC; 896 error = (sys_ioctl(td, (struct ioctl_args *)args)); 897 break; 898 899 case LINUX_TIOCMSET: 900 args->cmd = TIOCMSET; 901 error = (sys_ioctl(td, (struct ioctl_args *)args)); 902 break; 903 904 /* TIOCGSOFTCAR */ 905 /* TIOCSSOFTCAR */ 906 907 case LINUX_FIONREAD: /* LINUX_TIOCINQ */ 908 args->cmd = FIONREAD; 909 error = (sys_ioctl(td, (struct ioctl_args *)args)); 910 break; 911 912 /* LINUX_TIOCLINUX */ 913 914 case LINUX_TIOCCONS: 915 args->cmd = TIOCCONS; 916 error = (sys_ioctl(td, (struct ioctl_args *)args)); 917 break; 918 919 case LINUX_TIOCGSERIAL: { 920 struct linux_serial_struct lss; 921 922 bzero(&lss, sizeof(lss)); 923 lss.type = LINUX_PORT_16550A; 924 lss.flags = 0; 925 lss.close_delay = 0; 926 error = copyout(&lss, (void *)args->arg, sizeof(lss)); 927 break; 928 } 929 930 case LINUX_TIOCSSERIAL: { 931 struct linux_serial_struct lss; 932 error = copyin((void *)args->arg, &lss, sizeof(lss)); 933 if (error) 934 break; 935 /* XXX - It really helps to have an implementation that 936 * does nothing. NOT! 937 */ 938 error = 0; 939 break; 940 } 941 942 case LINUX_TIOCPKT: 943 args->cmd = TIOCPKT; 944 error = (sys_ioctl(td, (struct ioctl_args *)args)); 945 break; 946 947 case LINUX_FIONBIO: 948 args->cmd = FIONBIO; 949 error = (sys_ioctl(td, (struct ioctl_args *)args)); 950 break; 951 952 case LINUX_TIOCNOTTY: 953 args->cmd = TIOCNOTTY; 954 error = (sys_ioctl(td, (struct ioctl_args *)args)); 955 break; 956 957 case LINUX_TIOCSETD: { 958 int line; 959 switch (args->arg) { 960 case LINUX_N_TTY: 961 line = TTYDISC; 962 break; 963 case LINUX_N_SLIP: 964 line = SLIPDISC; 965 break; 966 case LINUX_N_PPP: 967 line = PPPDISC; 968 break; 969 default: 970 fdrop(fp, td); 971 return (EINVAL); 972 } 973 error = (fo_ioctl(fp, TIOCSETD, (caddr_t)&line, td->td_ucred, 974 td)); 975 break; 976 } 977 978 case LINUX_TIOCGETD: { 979 int linux_line; 980 int bsd_line = TTYDISC; 981 error = fo_ioctl(fp, TIOCGETD, (caddr_t)&bsd_line, 982 td->td_ucred, td); 983 if (error) 984 break; 985 switch (bsd_line) { 986 case TTYDISC: 987 linux_line = LINUX_N_TTY; 988 break; 989 case SLIPDISC: 990 linux_line = LINUX_N_SLIP; 991 break; 992 case PPPDISC: 993 linux_line = LINUX_N_PPP; 994 break; 995 default: 996 fdrop(fp, td); 997 return (EINVAL); 998 } 999 error = (copyout(&linux_line, (void *)args->arg, sizeof(int))); 1000 break; 1001 } 1002 1003 /* LINUX_TCSBRKP */ 1004 /* LINUX_TIOCTTYGSTRUCT */ 1005 1006 case LINUX_FIONCLEX: 1007 args->cmd = FIONCLEX; 1008 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1009 break; 1010 1011 case LINUX_FIOCLEX: 1012 args->cmd = FIOCLEX; 1013 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1014 break; 1015 1016 case LINUX_FIOASYNC: 1017 args->cmd = FIOASYNC; 1018 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1019 break; 1020 1021 /* LINUX_TIOCSERCONFIG */ 1022 /* LINUX_TIOCSERGWILD */ 1023 /* LINUX_TIOCSERSWILD */ 1024 /* LINUX_TIOCGLCKTRMIOS */ 1025 /* LINUX_TIOCSLCKTRMIOS */ 1026 1027 case LINUX_TIOCSBRK: 1028 args->cmd = TIOCSBRK; 1029 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1030 break; 1031 1032 case LINUX_TIOCCBRK: 1033 args->cmd = TIOCCBRK; 1034 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1035 break; 1036 1037 case LINUX_TCGETS2: 1038 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred, 1039 td); 1040 if (error) 1041 break; 1042 bsd_to_linux_termios2(&bios, &lios2); 1043 error = copyout(&lios2, (void *)args->arg, sizeof(lios2)); 1044 break; 1045 1046 case LINUX_TCSETS2: 1047 error = copyin((void *)args->arg, &lios2, sizeof(lios2)); 1048 if (error) 1049 break; 1050 linux_to_bsd_termios2(&lios2, &bios); 1051 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred, 1052 td)); 1053 break; 1054 1055 case LINUX_TCSETSW2: 1056 error = copyin((void *)args->arg, &lios2, sizeof(lios2)); 1057 if (error) 1058 break; 1059 linux_to_bsd_termios2(&lios2, &bios); 1060 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred, 1061 td)); 1062 break; 1063 1064 case LINUX_TCSETSF2: 1065 error = copyin((void *)args->arg, &lios2, sizeof(lios2)); 1066 if (error) 1067 break; 1068 linux_to_bsd_termios2(&lios2, &bios); 1069 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred, 1070 td)); 1071 break; 1072 1073 case LINUX_TIOCGPTN: { 1074 int nb; 1075 1076 error = fo_ioctl(fp, TIOCGPTN, (caddr_t)&nb, td->td_ucred, td); 1077 if (!error) 1078 error = copyout(&nb, (void *)args->arg, 1079 sizeof(int)); 1080 break; 1081 } 1082 case LINUX_TIOCGPTPEER: 1083 linux_msg(td, "unsupported ioctl TIOCGPTPEER"); 1084 error = ENOIOCTL; 1085 break; 1086 case LINUX_TIOCSPTLCK: 1087 /* 1088 * Our unlockpt() does nothing. Check that fd refers 1089 * to a pseudo-terminal master device. 1090 */ 1091 args->cmd = TIOCPTMASTER; 1092 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1093 break; 1094 default: 1095 error = ENOIOCTL; 1096 break; 1097 } 1098 1099 fdrop(fp, td); 1100 return (error); 1101 } 1102 1103 /* 1104 * CDROM related ioctls 1105 */ 1106 1107 struct linux_cdrom_msf 1108 { 1109 u_char cdmsf_min0; 1110 u_char cdmsf_sec0; 1111 u_char cdmsf_frame0; 1112 u_char cdmsf_min1; 1113 u_char cdmsf_sec1; 1114 u_char cdmsf_frame1; 1115 }; 1116 1117 struct linux_cdrom_tochdr 1118 { 1119 u_char cdth_trk0; 1120 u_char cdth_trk1; 1121 }; 1122 1123 union linux_cdrom_addr 1124 { 1125 struct { 1126 u_char minute; 1127 u_char second; 1128 u_char frame; 1129 } msf; 1130 int lba; 1131 }; 1132 1133 struct linux_cdrom_tocentry 1134 { 1135 u_char cdte_track; 1136 u_char cdte_adr:4; 1137 u_char cdte_ctrl:4; 1138 u_char cdte_format; 1139 union linux_cdrom_addr cdte_addr; 1140 u_char cdte_datamode; 1141 }; 1142 1143 struct linux_cdrom_subchnl 1144 { 1145 u_char cdsc_format; 1146 u_char cdsc_audiostatus; 1147 u_char cdsc_adr:4; 1148 u_char cdsc_ctrl:4; 1149 u_char cdsc_trk; 1150 u_char cdsc_ind; 1151 union linux_cdrom_addr cdsc_absaddr; 1152 union linux_cdrom_addr cdsc_reladdr; 1153 }; 1154 1155 struct l_cdrom_read_audio { 1156 union linux_cdrom_addr addr; 1157 u_char addr_format; 1158 l_int nframes; 1159 u_char *buf; 1160 }; 1161 1162 struct l_dvd_layer { 1163 u_char book_version:4; 1164 u_char book_type:4; 1165 u_char min_rate:4; 1166 u_char disc_size:4; 1167 u_char layer_type:4; 1168 u_char track_path:1; 1169 u_char nlayers:2; 1170 u_char track_density:4; 1171 u_char linear_density:4; 1172 u_char bca:1; 1173 uint32_t start_sector; 1174 uint32_t end_sector; 1175 uint32_t end_sector_l0; 1176 }; 1177 1178 struct l_dvd_physical { 1179 u_char type; 1180 u_char layer_num; 1181 struct l_dvd_layer layer[4]; 1182 }; 1183 1184 struct l_dvd_copyright { 1185 u_char type; 1186 u_char layer_num; 1187 u_char cpst; 1188 u_char rmi; 1189 }; 1190 1191 struct l_dvd_disckey { 1192 u_char type; 1193 l_uint agid:2; 1194 u_char value[2048]; 1195 }; 1196 1197 struct l_dvd_bca { 1198 u_char type; 1199 l_int len; 1200 u_char value[188]; 1201 }; 1202 1203 struct l_dvd_manufact { 1204 u_char type; 1205 u_char layer_num; 1206 l_int len; 1207 u_char value[2048]; 1208 }; 1209 1210 typedef union { 1211 u_char type; 1212 struct l_dvd_physical physical; 1213 struct l_dvd_copyright copyright; 1214 struct l_dvd_disckey disckey; 1215 struct l_dvd_bca bca; 1216 struct l_dvd_manufact manufact; 1217 } l_dvd_struct; 1218 1219 typedef u_char l_dvd_key[5]; 1220 typedef u_char l_dvd_challenge[10]; 1221 1222 struct l_dvd_lu_send_agid { 1223 u_char type; 1224 l_uint agid:2; 1225 }; 1226 1227 struct l_dvd_host_send_challenge { 1228 u_char type; 1229 l_uint agid:2; 1230 l_dvd_challenge chal; 1231 }; 1232 1233 struct l_dvd_send_key { 1234 u_char type; 1235 l_uint agid:2; 1236 l_dvd_key key; 1237 }; 1238 1239 struct l_dvd_lu_send_challenge { 1240 u_char type; 1241 l_uint agid:2; 1242 l_dvd_challenge chal; 1243 }; 1244 1245 struct l_dvd_lu_send_title_key { 1246 u_char type; 1247 l_uint agid:2; 1248 l_dvd_key title_key; 1249 l_int lba; 1250 l_uint cpm:1; 1251 l_uint cp_sec:1; 1252 l_uint cgms:2; 1253 }; 1254 1255 struct l_dvd_lu_send_asf { 1256 u_char type; 1257 l_uint agid:2; 1258 l_uint asf:1; 1259 }; 1260 1261 struct l_dvd_host_send_rpcstate { 1262 u_char type; 1263 u_char pdrc; 1264 }; 1265 1266 struct l_dvd_lu_send_rpcstate { 1267 u_char type:2; 1268 u_char vra:3; 1269 u_char ucca:3; 1270 u_char region_mask; 1271 u_char rpc_scheme; 1272 }; 1273 1274 typedef union { 1275 u_char type; 1276 struct l_dvd_lu_send_agid lsa; 1277 struct l_dvd_host_send_challenge hsc; 1278 struct l_dvd_send_key lsk; 1279 struct l_dvd_lu_send_challenge lsc; 1280 struct l_dvd_send_key hsk; 1281 struct l_dvd_lu_send_title_key lstk; 1282 struct l_dvd_lu_send_asf lsasf; 1283 struct l_dvd_host_send_rpcstate hrpcs; 1284 struct l_dvd_lu_send_rpcstate lrpcs; 1285 } l_dvd_authinfo; 1286 1287 static void 1288 bsd_to_linux_msf_lba(u_char af, union msf_lba *bp, union linux_cdrom_addr *lp) 1289 { 1290 if (af == CD_LBA_FORMAT) 1291 lp->lba = bp->lba; 1292 else { 1293 lp->msf.minute = bp->msf.minute; 1294 lp->msf.second = bp->msf.second; 1295 lp->msf.frame = bp->msf.frame; 1296 } 1297 } 1298 1299 static void 1300 set_linux_cdrom_addr(union linux_cdrom_addr *addr, int format, int lba) 1301 { 1302 if (format == LINUX_CDROM_MSF) { 1303 addr->msf.frame = lba % 75; 1304 lba /= 75; 1305 lba += 2; 1306 addr->msf.second = lba % 60; 1307 addr->msf.minute = lba / 60; 1308 } else 1309 addr->lba = lba; 1310 } 1311 1312 static int 1313 linux_to_bsd_dvd_struct(l_dvd_struct *lp, struct dvd_struct *bp) 1314 { 1315 bp->format = lp->type; 1316 switch (bp->format) { 1317 case DVD_STRUCT_PHYSICAL: 1318 if (bp->layer_num >= 4) 1319 return (EINVAL); 1320 bp->layer_num = lp->physical.layer_num; 1321 break; 1322 case DVD_STRUCT_COPYRIGHT: 1323 bp->layer_num = lp->copyright.layer_num; 1324 break; 1325 case DVD_STRUCT_DISCKEY: 1326 bp->agid = lp->disckey.agid; 1327 break; 1328 case DVD_STRUCT_BCA: 1329 case DVD_STRUCT_MANUFACT: 1330 break; 1331 default: 1332 return (EINVAL); 1333 } 1334 return (0); 1335 } 1336 1337 static int 1338 bsd_to_linux_dvd_struct(struct dvd_struct *bp, l_dvd_struct *lp) 1339 { 1340 switch (bp->format) { 1341 case DVD_STRUCT_PHYSICAL: { 1342 struct dvd_layer *blp = (struct dvd_layer *)bp->data; 1343 struct l_dvd_layer *llp = &lp->physical.layer[bp->layer_num]; 1344 memset(llp, 0, sizeof(*llp)); 1345 llp->book_version = blp->book_version; 1346 llp->book_type = blp->book_type; 1347 llp->min_rate = blp->max_rate; 1348 llp->disc_size = blp->disc_size; 1349 llp->layer_type = blp->layer_type; 1350 llp->track_path = blp->track_path; 1351 llp->nlayers = blp->nlayers; 1352 llp->track_density = blp->track_density; 1353 llp->linear_density = blp->linear_density; 1354 llp->bca = blp->bca; 1355 llp->start_sector = blp->start_sector; 1356 llp->end_sector = blp->end_sector; 1357 llp->end_sector_l0 = blp->end_sector_l0; 1358 break; 1359 } 1360 case DVD_STRUCT_COPYRIGHT: 1361 lp->copyright.cpst = bp->cpst; 1362 lp->copyright.rmi = bp->rmi; 1363 break; 1364 case DVD_STRUCT_DISCKEY: 1365 memcpy(lp->disckey.value, bp->data, sizeof(lp->disckey.value)); 1366 break; 1367 case DVD_STRUCT_BCA: 1368 lp->bca.len = bp->length; 1369 memcpy(lp->bca.value, bp->data, sizeof(lp->bca.value)); 1370 break; 1371 case DVD_STRUCT_MANUFACT: 1372 lp->manufact.len = bp->length; 1373 memcpy(lp->manufact.value, bp->data, 1374 sizeof(lp->manufact.value)); 1375 /* lp->manufact.layer_num is unused in Linux (redhat 7.0). */ 1376 break; 1377 default: 1378 return (EINVAL); 1379 } 1380 return (0); 1381 } 1382 1383 static int 1384 linux_to_bsd_dvd_authinfo(l_dvd_authinfo *lp, int *bcode, 1385 struct dvd_authinfo *bp) 1386 { 1387 switch (lp->type) { 1388 case LINUX_DVD_LU_SEND_AGID: 1389 *bcode = DVDIOCREPORTKEY; 1390 bp->format = DVD_REPORT_AGID; 1391 bp->agid = lp->lsa.agid; 1392 break; 1393 case LINUX_DVD_HOST_SEND_CHALLENGE: 1394 *bcode = DVDIOCSENDKEY; 1395 bp->format = DVD_SEND_CHALLENGE; 1396 bp->agid = lp->hsc.agid; 1397 memcpy(bp->keychal, lp->hsc.chal, 10); 1398 break; 1399 case LINUX_DVD_LU_SEND_KEY1: 1400 *bcode = DVDIOCREPORTKEY; 1401 bp->format = DVD_REPORT_KEY1; 1402 bp->agid = lp->lsk.agid; 1403 break; 1404 case LINUX_DVD_LU_SEND_CHALLENGE: 1405 *bcode = DVDIOCREPORTKEY; 1406 bp->format = DVD_REPORT_CHALLENGE; 1407 bp->agid = lp->lsc.agid; 1408 break; 1409 case LINUX_DVD_HOST_SEND_KEY2: 1410 *bcode = DVDIOCSENDKEY; 1411 bp->format = DVD_SEND_KEY2; 1412 bp->agid = lp->hsk.agid; 1413 memcpy(bp->keychal, lp->hsk.key, 5); 1414 break; 1415 case LINUX_DVD_LU_SEND_TITLE_KEY: 1416 *bcode = DVDIOCREPORTKEY; 1417 bp->format = DVD_REPORT_TITLE_KEY; 1418 bp->agid = lp->lstk.agid; 1419 bp->lba = lp->lstk.lba; 1420 break; 1421 case LINUX_DVD_LU_SEND_ASF: 1422 *bcode = DVDIOCREPORTKEY; 1423 bp->format = DVD_REPORT_ASF; 1424 bp->agid = lp->lsasf.agid; 1425 break; 1426 case LINUX_DVD_INVALIDATE_AGID: 1427 *bcode = DVDIOCREPORTKEY; 1428 bp->format = DVD_INVALIDATE_AGID; 1429 bp->agid = lp->lsa.agid; 1430 break; 1431 case LINUX_DVD_LU_SEND_RPC_STATE: 1432 *bcode = DVDIOCREPORTKEY; 1433 bp->format = DVD_REPORT_RPC; 1434 break; 1435 case LINUX_DVD_HOST_SEND_RPC_STATE: 1436 *bcode = DVDIOCSENDKEY; 1437 bp->format = DVD_SEND_RPC; 1438 bp->region = lp->hrpcs.pdrc; 1439 break; 1440 default: 1441 return (EINVAL); 1442 } 1443 return (0); 1444 } 1445 1446 static int 1447 bsd_to_linux_dvd_authinfo(struct dvd_authinfo *bp, l_dvd_authinfo *lp) 1448 { 1449 switch (lp->type) { 1450 case LINUX_DVD_LU_SEND_AGID: 1451 lp->lsa.agid = bp->agid; 1452 break; 1453 case LINUX_DVD_HOST_SEND_CHALLENGE: 1454 lp->type = LINUX_DVD_LU_SEND_KEY1; 1455 break; 1456 case LINUX_DVD_LU_SEND_KEY1: 1457 memcpy(lp->lsk.key, bp->keychal, sizeof(lp->lsk.key)); 1458 break; 1459 case LINUX_DVD_LU_SEND_CHALLENGE: 1460 memcpy(lp->lsc.chal, bp->keychal, sizeof(lp->lsc.chal)); 1461 break; 1462 case LINUX_DVD_HOST_SEND_KEY2: 1463 lp->type = LINUX_DVD_AUTH_ESTABLISHED; 1464 break; 1465 case LINUX_DVD_LU_SEND_TITLE_KEY: 1466 memcpy(lp->lstk.title_key, bp->keychal, 1467 sizeof(lp->lstk.title_key)); 1468 lp->lstk.cpm = bp->cpm; 1469 lp->lstk.cp_sec = bp->cp_sec; 1470 lp->lstk.cgms = bp->cgms; 1471 break; 1472 case LINUX_DVD_LU_SEND_ASF: 1473 lp->lsasf.asf = bp->asf; 1474 break; 1475 case LINUX_DVD_INVALIDATE_AGID: 1476 break; 1477 case LINUX_DVD_LU_SEND_RPC_STATE: 1478 lp->lrpcs.type = bp->reg_type; 1479 lp->lrpcs.vra = bp->vend_rsts; 1480 lp->lrpcs.ucca = bp->user_rsts; 1481 lp->lrpcs.region_mask = bp->region; 1482 lp->lrpcs.rpc_scheme = bp->rpc_scheme; 1483 break; 1484 case LINUX_DVD_HOST_SEND_RPC_STATE: 1485 break; 1486 default: 1487 return (EINVAL); 1488 } 1489 return (0); 1490 } 1491 1492 static int 1493 linux_ioctl_cdrom(struct thread *td, struct linux_ioctl_args *args) 1494 { 1495 struct file *fp; 1496 int error; 1497 1498 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 1499 if (error != 0) 1500 return (error); 1501 switch (args->cmd & 0xffff) { 1502 case LINUX_CDROMPAUSE: 1503 args->cmd = CDIOCPAUSE; 1504 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1505 break; 1506 1507 case LINUX_CDROMRESUME: 1508 args->cmd = CDIOCRESUME; 1509 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1510 break; 1511 1512 case LINUX_CDROMPLAYMSF: 1513 args->cmd = CDIOCPLAYMSF; 1514 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1515 break; 1516 1517 case LINUX_CDROMPLAYTRKIND: 1518 args->cmd = CDIOCPLAYTRACKS; 1519 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1520 break; 1521 1522 case LINUX_CDROMREADTOCHDR: { 1523 struct ioc_toc_header th; 1524 struct linux_cdrom_tochdr lth; 1525 error = fo_ioctl(fp, CDIOREADTOCHEADER, (caddr_t)&th, 1526 td->td_ucred, td); 1527 if (!error) { 1528 lth.cdth_trk0 = th.starting_track; 1529 lth.cdth_trk1 = th.ending_track; 1530 error = copyout(<h, (void *)args->arg, sizeof(lth)); 1531 } 1532 break; 1533 } 1534 1535 case LINUX_CDROMREADTOCENTRY: { 1536 struct linux_cdrom_tocentry lte; 1537 struct ioc_read_toc_single_entry irtse; 1538 1539 error = copyin((void *)args->arg, <e, sizeof(lte)); 1540 if (error) 1541 break; 1542 irtse.address_format = lte.cdte_format; 1543 irtse.track = lte.cdte_track; 1544 error = fo_ioctl(fp, CDIOREADTOCENTRY, (caddr_t)&irtse, 1545 td->td_ucred, td); 1546 if (!error) { 1547 lte.cdte_ctrl = irtse.entry.control; 1548 lte.cdte_adr = irtse.entry.addr_type; 1549 bsd_to_linux_msf_lba(irtse.address_format, 1550 &irtse.entry.addr, <e.cdte_addr); 1551 error = copyout(<e, (void *)args->arg, sizeof(lte)); 1552 } 1553 break; 1554 } 1555 1556 case LINUX_CDROMSTOP: 1557 args->cmd = CDIOCSTOP; 1558 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1559 break; 1560 1561 case LINUX_CDROMSTART: 1562 args->cmd = CDIOCSTART; 1563 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1564 break; 1565 1566 case LINUX_CDROMEJECT: 1567 args->cmd = CDIOCEJECT; 1568 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1569 break; 1570 1571 /* LINUX_CDROMVOLCTRL */ 1572 1573 case LINUX_CDROMSUBCHNL: { 1574 struct linux_cdrom_subchnl sc; 1575 struct ioc_read_subchannel bsdsc; 1576 struct cd_sub_channel_info bsdinfo; 1577 1578 error = copyin((void *)args->arg, &sc, sizeof(sc)); 1579 if (error) 1580 break; 1581 1582 /* 1583 * Invoke the native ioctl and bounce the returned data through 1584 * the userspace buffer. This works because the Linux structure 1585 * is the same size as our structures for the subchannel header 1586 * and position data. 1587 */ 1588 bsdsc.address_format = CD_LBA_FORMAT; 1589 bsdsc.data_format = CD_CURRENT_POSITION; 1590 bsdsc.track = 0; 1591 bsdsc.data_len = sizeof(sc); 1592 bsdsc.data = (void *)args->arg; 1593 error = fo_ioctl(fp, CDIOCREADSUBCHANNEL, (caddr_t)&bsdsc, 1594 td->td_ucred, td); 1595 if (error) 1596 break; 1597 error = copyin((void *)args->arg, &bsdinfo, sizeof(bsdinfo)); 1598 if (error) 1599 break; 1600 sc.cdsc_audiostatus = bsdinfo.header.audio_status; 1601 sc.cdsc_adr = bsdinfo.what.position.addr_type; 1602 sc.cdsc_ctrl = bsdinfo.what.position.control; 1603 sc.cdsc_trk = bsdinfo.what.position.track_number; 1604 sc.cdsc_ind = bsdinfo.what.position.index_number; 1605 set_linux_cdrom_addr(&sc.cdsc_absaddr, sc.cdsc_format, 1606 bsdinfo.what.position.absaddr.lba); 1607 set_linux_cdrom_addr(&sc.cdsc_reladdr, sc.cdsc_format, 1608 bsdinfo.what.position.reladdr.lba); 1609 error = copyout(&sc, (void *)args->arg, sizeof(sc)); 1610 break; 1611 } 1612 1613 /* LINUX_CDROMREADMODE2 */ 1614 /* LINUX_CDROMREADMODE1 */ 1615 /* LINUX_CDROMREADAUDIO */ 1616 /* LINUX_CDROMEJECT_SW */ 1617 /* LINUX_CDROMMULTISESSION */ 1618 /* LINUX_CDROM_GET_UPC */ 1619 1620 case LINUX_CDROMRESET: 1621 args->cmd = CDIOCRESET; 1622 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1623 break; 1624 1625 /* LINUX_CDROMVOLREAD */ 1626 /* LINUX_CDROMREADRAW */ 1627 /* LINUX_CDROMREADCOOKED */ 1628 /* LINUX_CDROMSEEK */ 1629 /* LINUX_CDROMPLAYBLK */ 1630 /* LINUX_CDROMREADALL */ 1631 /* LINUX_CDROMCLOSETRAY */ 1632 /* LINUX_CDROMLOADFROMSLOT */ 1633 /* LINUX_CDROMGETSPINDOWN */ 1634 /* LINUX_CDROMSETSPINDOWN */ 1635 /* LINUX_CDROM_SET_OPTIONS */ 1636 /* LINUX_CDROM_CLEAR_OPTIONS */ 1637 /* LINUX_CDROM_SELECT_SPEED */ 1638 /* LINUX_CDROM_SELECT_DISC */ 1639 /* LINUX_CDROM_MEDIA_CHANGED */ 1640 /* LINUX_CDROM_DRIVE_STATUS */ 1641 /* LINUX_CDROM_DISC_STATUS */ 1642 /* LINUX_CDROM_CHANGER_NSLOTS */ 1643 /* LINUX_CDROM_LOCKDOOR */ 1644 /* LINUX_CDROM_DEBUG */ 1645 /* LINUX_CDROM_GET_CAPABILITY */ 1646 /* LINUX_CDROMAUDIOBUFSIZ */ 1647 1648 case LINUX_DVD_READ_STRUCT: { 1649 l_dvd_struct *lds; 1650 struct dvd_struct *bds; 1651 1652 lds = malloc(sizeof(*lds), M_LINUX, M_WAITOK); 1653 bds = malloc(sizeof(*bds), M_LINUX, M_WAITOK); 1654 error = copyin((void *)args->arg, lds, sizeof(*lds)); 1655 if (error) 1656 goto out; 1657 error = linux_to_bsd_dvd_struct(lds, bds); 1658 if (error) 1659 goto out; 1660 error = fo_ioctl(fp, DVDIOCREADSTRUCTURE, (caddr_t)bds, 1661 td->td_ucred, td); 1662 if (error) 1663 goto out; 1664 error = bsd_to_linux_dvd_struct(bds, lds); 1665 if (error) 1666 goto out; 1667 error = copyout(lds, (void *)args->arg, sizeof(*lds)); 1668 out: 1669 free(bds, M_LINUX); 1670 free(lds, M_LINUX); 1671 break; 1672 } 1673 1674 /* LINUX_DVD_WRITE_STRUCT */ 1675 1676 case LINUX_DVD_AUTH: { 1677 l_dvd_authinfo lda; 1678 struct dvd_authinfo bda; 1679 int bcode; 1680 1681 error = copyin((void *)args->arg, &lda, sizeof(lda)); 1682 if (error) 1683 break; 1684 error = linux_to_bsd_dvd_authinfo(&lda, &bcode, &bda); 1685 if (error) 1686 break; 1687 error = fo_ioctl(fp, bcode, (caddr_t)&bda, td->td_ucred, 1688 td); 1689 if (error) { 1690 if (lda.type == LINUX_DVD_HOST_SEND_KEY2) { 1691 lda.type = LINUX_DVD_AUTH_FAILURE; 1692 (void)copyout(&lda, (void *)args->arg, 1693 sizeof(lda)); 1694 } 1695 break; 1696 } 1697 error = bsd_to_linux_dvd_authinfo(&bda, &lda); 1698 if (error) 1699 break; 1700 error = copyout(&lda, (void *)args->arg, sizeof(lda)); 1701 break; 1702 } 1703 1704 case LINUX_SCSI_GET_BUS_NUMBER: 1705 { 1706 struct sg_scsi_id id; 1707 1708 error = fo_ioctl(fp, SG_GET_SCSI_ID, (caddr_t)&id, 1709 td->td_ucred, td); 1710 if (error) 1711 break; 1712 error = copyout(&id.channel, (void *)args->arg, sizeof(int)); 1713 break; 1714 } 1715 1716 case LINUX_SCSI_GET_IDLUN: 1717 { 1718 struct sg_scsi_id id; 1719 struct scsi_idlun idl; 1720 1721 error = fo_ioctl(fp, SG_GET_SCSI_ID, (caddr_t)&id, 1722 td->td_ucred, td); 1723 if (error) 1724 break; 1725 idl.dev_id = (id.scsi_id & 0xff) + ((id.lun & 0xff) << 8) + 1726 ((id.channel & 0xff) << 16) + ((id.host_no & 0xff) << 24); 1727 idl.host_unique_id = id.host_no; 1728 error = copyout(&idl, (void *)args->arg, sizeof(idl)); 1729 break; 1730 } 1731 1732 /* LINUX_CDROM_SEND_PACKET */ 1733 /* LINUX_CDROM_NEXT_WRITABLE */ 1734 /* LINUX_CDROM_LAST_WRITTEN */ 1735 1736 default: 1737 error = ENOIOCTL; 1738 break; 1739 } 1740 1741 fdrop(fp, td); 1742 return (error); 1743 } 1744 1745 static int 1746 linux_ioctl_vfat(struct thread *td, struct linux_ioctl_args *args) 1747 { 1748 1749 return (ENOTTY); 1750 } 1751 1752 /* 1753 * Sound related ioctls 1754 */ 1755 1756 struct linux_old_mixer_info { 1757 char id[16]; 1758 char name[32]; 1759 }; 1760 1761 static uint32_t dirbits[4] = { IOC_VOID, IOC_IN, IOC_OUT, IOC_INOUT }; 1762 1763 #define SETDIR(c) (((c) & ~IOC_DIRMASK) | dirbits[args->cmd >> 30]) 1764 1765 static int 1766 linux_ioctl_sound(struct thread *td, struct linux_ioctl_args *args) 1767 { 1768 1769 switch (args->cmd & 0xffff) { 1770 case LINUX_SOUND_MIXER_WRITE_VOLUME: 1771 args->cmd = SETDIR(SOUND_MIXER_WRITE_VOLUME); 1772 return (sys_ioctl(td, (struct ioctl_args *)args)); 1773 1774 case LINUX_SOUND_MIXER_WRITE_BASS: 1775 args->cmd = SETDIR(SOUND_MIXER_WRITE_BASS); 1776 return (sys_ioctl(td, (struct ioctl_args *)args)); 1777 1778 case LINUX_SOUND_MIXER_WRITE_TREBLE: 1779 args->cmd = SETDIR(SOUND_MIXER_WRITE_TREBLE); 1780 return (sys_ioctl(td, (struct ioctl_args *)args)); 1781 1782 case LINUX_SOUND_MIXER_WRITE_SYNTH: 1783 args->cmd = SETDIR(SOUND_MIXER_WRITE_SYNTH); 1784 return (sys_ioctl(td, (struct ioctl_args *)args)); 1785 1786 case LINUX_SOUND_MIXER_WRITE_PCM: 1787 args->cmd = SETDIR(SOUND_MIXER_WRITE_PCM); 1788 return (sys_ioctl(td, (struct ioctl_args *)args)); 1789 1790 case LINUX_SOUND_MIXER_WRITE_SPEAKER: 1791 args->cmd = SETDIR(SOUND_MIXER_WRITE_SPEAKER); 1792 return (sys_ioctl(td, (struct ioctl_args *)args)); 1793 1794 case LINUX_SOUND_MIXER_WRITE_LINE: 1795 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE); 1796 return (sys_ioctl(td, (struct ioctl_args *)args)); 1797 1798 case LINUX_SOUND_MIXER_WRITE_MIC: 1799 args->cmd = SETDIR(SOUND_MIXER_WRITE_MIC); 1800 return (sys_ioctl(td, (struct ioctl_args *)args)); 1801 1802 case LINUX_SOUND_MIXER_WRITE_CD: 1803 args->cmd = SETDIR(SOUND_MIXER_WRITE_CD); 1804 return (sys_ioctl(td, (struct ioctl_args *)args)); 1805 1806 case LINUX_SOUND_MIXER_WRITE_IMIX: 1807 args->cmd = SETDIR(SOUND_MIXER_WRITE_IMIX); 1808 return (sys_ioctl(td, (struct ioctl_args *)args)); 1809 1810 case LINUX_SOUND_MIXER_WRITE_ALTPCM: 1811 args->cmd = SETDIR(SOUND_MIXER_WRITE_ALTPCM); 1812 return (sys_ioctl(td, (struct ioctl_args *)args)); 1813 1814 case LINUX_SOUND_MIXER_WRITE_RECLEV: 1815 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECLEV); 1816 return (sys_ioctl(td, (struct ioctl_args *)args)); 1817 1818 case LINUX_SOUND_MIXER_WRITE_IGAIN: 1819 args->cmd = SETDIR(SOUND_MIXER_WRITE_IGAIN); 1820 return (sys_ioctl(td, (struct ioctl_args *)args)); 1821 1822 case LINUX_SOUND_MIXER_WRITE_OGAIN: 1823 args->cmd = SETDIR(SOUND_MIXER_WRITE_OGAIN); 1824 return (sys_ioctl(td, (struct ioctl_args *)args)); 1825 1826 case LINUX_SOUND_MIXER_WRITE_LINE1: 1827 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE1); 1828 return (sys_ioctl(td, (struct ioctl_args *)args)); 1829 1830 case LINUX_SOUND_MIXER_WRITE_LINE2: 1831 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE2); 1832 return (sys_ioctl(td, (struct ioctl_args *)args)); 1833 1834 case LINUX_SOUND_MIXER_WRITE_LINE3: 1835 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE3); 1836 return (sys_ioctl(td, (struct ioctl_args *)args)); 1837 1838 case LINUX_SOUND_MIXER_WRITE_MONITOR: 1839 args->cmd = SETDIR(SOUND_MIXER_WRITE_MONITOR); 1840 return (sys_ioctl(td, (struct ioctl_args *)args)); 1841 1842 case LINUX_SOUND_MIXER_INFO: { 1843 /* Key on encoded length */ 1844 switch ((args->cmd >> 16) & 0x1fff) { 1845 case 0x005c: { /* SOUND_MIXER_INFO */ 1846 args->cmd = SOUND_MIXER_INFO; 1847 return (sys_ioctl(td, (struct ioctl_args *)args)); 1848 } 1849 case 0x0030: { /* SOUND_OLD_MIXER_INFO */ 1850 struct linux_old_mixer_info info; 1851 bzero(&info, sizeof(info)); 1852 strncpy(info.id, "OSS", sizeof(info.id) - 1); 1853 strncpy(info.name, "FreeBSD OSS Mixer", 1854 sizeof(info.name) - 1); 1855 return (copyout(&info, (void *)args->arg, 1856 sizeof(info))); 1857 } 1858 default: 1859 return (ENOIOCTL); 1860 } 1861 break; 1862 } 1863 1864 case LINUX_OSS_GETVERSION: { 1865 int version = linux_get_oss_version(td); 1866 return (copyout(&version, (void *)args->arg, sizeof(int))); 1867 } 1868 1869 case LINUX_SOUND_MIXER_READ_STEREODEVS: 1870 args->cmd = SOUND_MIXER_READ_STEREODEVS; 1871 return (sys_ioctl(td, (struct ioctl_args *)args)); 1872 1873 case LINUX_SOUND_MIXER_READ_CAPS: 1874 args->cmd = SOUND_MIXER_READ_CAPS; 1875 return (sys_ioctl(td, (struct ioctl_args *)args)); 1876 1877 case LINUX_SOUND_MIXER_READ_RECMASK: 1878 args->cmd = SOUND_MIXER_READ_RECMASK; 1879 return (sys_ioctl(td, (struct ioctl_args *)args)); 1880 1881 case LINUX_SOUND_MIXER_READ_DEVMASK: 1882 args->cmd = SOUND_MIXER_READ_DEVMASK; 1883 return (sys_ioctl(td, (struct ioctl_args *)args)); 1884 1885 case LINUX_SOUND_MIXER_WRITE_RECSRC: 1886 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECSRC); 1887 return (sys_ioctl(td, (struct ioctl_args *)args)); 1888 1889 case LINUX_SNDCTL_DSP_RESET: 1890 args->cmd = SNDCTL_DSP_RESET; 1891 return (sys_ioctl(td, (struct ioctl_args *)args)); 1892 1893 case LINUX_SNDCTL_DSP_SYNC: 1894 args->cmd = SNDCTL_DSP_SYNC; 1895 return (sys_ioctl(td, (struct ioctl_args *)args)); 1896 1897 case LINUX_SNDCTL_DSP_SPEED: 1898 args->cmd = SNDCTL_DSP_SPEED; 1899 return (sys_ioctl(td, (struct ioctl_args *)args)); 1900 1901 case LINUX_SNDCTL_DSP_STEREO: 1902 args->cmd = SNDCTL_DSP_STEREO; 1903 return (sys_ioctl(td, (struct ioctl_args *)args)); 1904 1905 case LINUX_SNDCTL_DSP_GETBLKSIZE: /* LINUX_SNDCTL_DSP_SETBLKSIZE */ 1906 args->cmd = SNDCTL_DSP_GETBLKSIZE; 1907 return (sys_ioctl(td, (struct ioctl_args *)args)); 1908 1909 case LINUX_SNDCTL_DSP_SETFMT: 1910 args->cmd = SNDCTL_DSP_SETFMT; 1911 return (sys_ioctl(td, (struct ioctl_args *)args)); 1912 1913 case LINUX_SOUND_PCM_WRITE_CHANNELS: 1914 args->cmd = SOUND_PCM_WRITE_CHANNELS; 1915 return (sys_ioctl(td, (struct ioctl_args *)args)); 1916 1917 case LINUX_SOUND_PCM_WRITE_FILTER: 1918 args->cmd = SOUND_PCM_WRITE_FILTER; 1919 return (sys_ioctl(td, (struct ioctl_args *)args)); 1920 1921 case LINUX_SNDCTL_DSP_POST: 1922 args->cmd = SNDCTL_DSP_POST; 1923 return (sys_ioctl(td, (struct ioctl_args *)args)); 1924 1925 case LINUX_SNDCTL_DSP_SUBDIVIDE: 1926 args->cmd = SNDCTL_DSP_SUBDIVIDE; 1927 return (sys_ioctl(td, (struct ioctl_args *)args)); 1928 1929 case LINUX_SNDCTL_DSP_SETFRAGMENT: 1930 args->cmd = SNDCTL_DSP_SETFRAGMENT; 1931 return (sys_ioctl(td, (struct ioctl_args *)args)); 1932 1933 case LINUX_SNDCTL_DSP_GETFMTS: 1934 args->cmd = SNDCTL_DSP_GETFMTS; 1935 return (sys_ioctl(td, (struct ioctl_args *)args)); 1936 1937 case LINUX_SNDCTL_DSP_GETOSPACE: 1938 args->cmd = SNDCTL_DSP_GETOSPACE; 1939 return (sys_ioctl(td, (struct ioctl_args *)args)); 1940 1941 case LINUX_SNDCTL_DSP_GETISPACE: 1942 args->cmd = SNDCTL_DSP_GETISPACE; 1943 return (sys_ioctl(td, (struct ioctl_args *)args)); 1944 1945 case LINUX_SNDCTL_DSP_NONBLOCK: 1946 args->cmd = SNDCTL_DSP_NONBLOCK; 1947 return (sys_ioctl(td, (struct ioctl_args *)args)); 1948 1949 case LINUX_SNDCTL_DSP_GETCAPS: 1950 args->cmd = SNDCTL_DSP_GETCAPS; 1951 return (sys_ioctl(td, (struct ioctl_args *)args)); 1952 1953 case LINUX_SNDCTL_DSP_SETTRIGGER: /* LINUX_SNDCTL_GETTRIGGER */ 1954 args->cmd = SNDCTL_DSP_SETTRIGGER; 1955 return (sys_ioctl(td, (struct ioctl_args *)args)); 1956 1957 case LINUX_SNDCTL_DSP_GETIPTR: 1958 args->cmd = SNDCTL_DSP_GETIPTR; 1959 return (sys_ioctl(td, (struct ioctl_args *)args)); 1960 1961 case LINUX_SNDCTL_DSP_GETOPTR: 1962 args->cmd = SNDCTL_DSP_GETOPTR; 1963 return (sys_ioctl(td, (struct ioctl_args *)args)); 1964 1965 case LINUX_SNDCTL_DSP_SETDUPLEX: 1966 args->cmd = SNDCTL_DSP_SETDUPLEX; 1967 return (sys_ioctl(td, (struct ioctl_args *)args)); 1968 1969 case LINUX_SNDCTL_DSP_GETODELAY: 1970 args->cmd = SNDCTL_DSP_GETODELAY; 1971 return (sys_ioctl(td, (struct ioctl_args *)args)); 1972 1973 case LINUX_SNDCTL_SEQ_RESET: 1974 args->cmd = SNDCTL_SEQ_RESET; 1975 return (sys_ioctl(td, (struct ioctl_args *)args)); 1976 1977 case LINUX_SNDCTL_SEQ_SYNC: 1978 args->cmd = SNDCTL_SEQ_SYNC; 1979 return (sys_ioctl(td, (struct ioctl_args *)args)); 1980 1981 case LINUX_SNDCTL_SYNTH_INFO: 1982 args->cmd = SNDCTL_SYNTH_INFO; 1983 return (sys_ioctl(td, (struct ioctl_args *)args)); 1984 1985 case LINUX_SNDCTL_SEQ_CTRLRATE: 1986 args->cmd = SNDCTL_SEQ_CTRLRATE; 1987 return (sys_ioctl(td, (struct ioctl_args *)args)); 1988 1989 case LINUX_SNDCTL_SEQ_GETOUTCOUNT: 1990 args->cmd = SNDCTL_SEQ_GETOUTCOUNT; 1991 return (sys_ioctl(td, (struct ioctl_args *)args)); 1992 1993 case LINUX_SNDCTL_SEQ_GETINCOUNT: 1994 args->cmd = SNDCTL_SEQ_GETINCOUNT; 1995 return (sys_ioctl(td, (struct ioctl_args *)args)); 1996 1997 case LINUX_SNDCTL_SEQ_PERCMODE: 1998 args->cmd = SNDCTL_SEQ_PERCMODE; 1999 return (sys_ioctl(td, (struct ioctl_args *)args)); 2000 2001 case LINUX_SNDCTL_FM_LOAD_INSTR: 2002 args->cmd = SNDCTL_FM_LOAD_INSTR; 2003 return (sys_ioctl(td, (struct ioctl_args *)args)); 2004 2005 case LINUX_SNDCTL_SEQ_TESTMIDI: 2006 args->cmd = SNDCTL_SEQ_TESTMIDI; 2007 return (sys_ioctl(td, (struct ioctl_args *)args)); 2008 2009 case LINUX_SNDCTL_SEQ_RESETSAMPLES: 2010 args->cmd = SNDCTL_SEQ_RESETSAMPLES; 2011 return (sys_ioctl(td, (struct ioctl_args *)args)); 2012 2013 case LINUX_SNDCTL_SEQ_NRSYNTHS: 2014 args->cmd = SNDCTL_SEQ_NRSYNTHS; 2015 return (sys_ioctl(td, (struct ioctl_args *)args)); 2016 2017 case LINUX_SNDCTL_SEQ_NRMIDIS: 2018 args->cmd = SNDCTL_SEQ_NRMIDIS; 2019 return (sys_ioctl(td, (struct ioctl_args *)args)); 2020 2021 case LINUX_SNDCTL_MIDI_INFO: 2022 args->cmd = SNDCTL_MIDI_INFO; 2023 return (sys_ioctl(td, (struct ioctl_args *)args)); 2024 2025 case LINUX_SNDCTL_SEQ_TRESHOLD: 2026 args->cmd = SNDCTL_SEQ_TRESHOLD; 2027 return (sys_ioctl(td, (struct ioctl_args *)args)); 2028 2029 case LINUX_SNDCTL_SYNTH_MEMAVL: 2030 args->cmd = SNDCTL_SYNTH_MEMAVL; 2031 return (sys_ioctl(td, (struct ioctl_args *)args)); 2032 } 2033 2034 return (ENOIOCTL); 2035 } 2036 2037 /* 2038 * Console related ioctls 2039 */ 2040 2041 static int 2042 linux_ioctl_console(struct thread *td, struct linux_ioctl_args *args) 2043 { 2044 struct file *fp; 2045 int error; 2046 2047 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 2048 if (error != 0) 2049 return (error); 2050 switch (args->cmd & 0xffff) { 2051 case LINUX_KIOCSOUND: 2052 args->cmd = KIOCSOUND; 2053 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2054 break; 2055 2056 case LINUX_KDMKTONE: 2057 args->cmd = KDMKTONE; 2058 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2059 break; 2060 2061 case LINUX_KDGETLED: 2062 args->cmd = KDGETLED; 2063 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2064 break; 2065 2066 case LINUX_KDSETLED: 2067 args->cmd = KDSETLED; 2068 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2069 break; 2070 2071 case LINUX_KDSETMODE: 2072 args->cmd = KDSETMODE; 2073 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2074 break; 2075 2076 case LINUX_KDGETMODE: 2077 args->cmd = KDGETMODE; 2078 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2079 break; 2080 2081 case LINUX_KDGKBMODE: 2082 args->cmd = KDGKBMODE; 2083 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2084 break; 2085 2086 case LINUX_KDSKBMODE: { 2087 int kbdmode; 2088 switch (args->arg) { 2089 case LINUX_KBD_RAW: 2090 kbdmode = K_RAW; 2091 break; 2092 case LINUX_KBD_XLATE: 2093 kbdmode = K_XLATE; 2094 break; 2095 case LINUX_KBD_MEDIUMRAW: 2096 kbdmode = K_RAW; 2097 break; 2098 default: 2099 fdrop(fp, td); 2100 return (EINVAL); 2101 } 2102 error = (fo_ioctl(fp, KDSKBMODE, (caddr_t)&kbdmode, 2103 td->td_ucred, td)); 2104 break; 2105 } 2106 2107 case LINUX_VT_OPENQRY: 2108 args->cmd = VT_OPENQRY; 2109 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2110 break; 2111 2112 case LINUX_VT_GETMODE: 2113 args->cmd = VT_GETMODE; 2114 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2115 break; 2116 2117 case LINUX_VT_SETMODE: { 2118 struct vt_mode mode; 2119 if ((error = copyin((void *)args->arg, &mode, sizeof(mode)))) 2120 break; 2121 if (LINUX_SIG_VALID(mode.relsig)) 2122 mode.relsig = linux_to_bsd_signal(mode.relsig); 2123 else 2124 mode.relsig = 0; 2125 if (LINUX_SIG_VALID(mode.acqsig)) 2126 mode.acqsig = linux_to_bsd_signal(mode.acqsig); 2127 else 2128 mode.acqsig = 0; 2129 /* XXX. Linux ignores frsig and set it to 0. */ 2130 mode.frsig = 0; 2131 if ((error = copyout(&mode, (void *)args->arg, sizeof(mode)))) 2132 break; 2133 args->cmd = VT_SETMODE; 2134 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2135 break; 2136 } 2137 2138 case LINUX_VT_GETSTATE: 2139 args->cmd = VT_GETACTIVE; 2140 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2141 break; 2142 2143 case LINUX_VT_RELDISP: 2144 args->cmd = VT_RELDISP; 2145 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2146 break; 2147 2148 case LINUX_VT_ACTIVATE: 2149 args->cmd = VT_ACTIVATE; 2150 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2151 break; 2152 2153 case LINUX_VT_WAITACTIVE: 2154 args->cmd = VT_WAITACTIVE; 2155 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2156 break; 2157 2158 default: 2159 error = ENOIOCTL; 2160 break; 2161 } 2162 2163 fdrop(fp, td); 2164 return (error); 2165 } 2166 2167 /* 2168 * Implement the SIOCGIFNAME ioctl 2169 */ 2170 2171 static int 2172 linux_ioctl_ifname(struct thread *td, struct l_ifreq *uifr) 2173 { 2174 struct l_ifreq ifr; 2175 int error, ret; 2176 2177 error = copyin(uifr, &ifr, sizeof(ifr)); 2178 if (error != 0) 2179 return (error); 2180 ret = ifname_bsd_to_linux_idx(ifr.ifr_index, ifr.ifr_name, 2181 LINUX_IFNAMSIZ); 2182 if (ret > 0) 2183 return (copyout(&ifr, uifr, sizeof(ifr))); 2184 else 2185 return (ENODEV); 2186 } 2187 2188 /* 2189 * Implement the SIOCGIFCONF ioctl 2190 */ 2191 static u_int 2192 linux_ifconf_ifaddr_cb(void *arg, struct ifaddr *ifa, u_int count) 2193 { 2194 #ifdef COMPAT_LINUX32 2195 struct l_ifconf *ifc; 2196 #else 2197 struct ifconf *ifc; 2198 #endif 2199 2200 ifc = arg; 2201 ifc->ifc_len += sizeof(struct l_ifreq); 2202 return (1); 2203 } 2204 2205 static int 2206 linux_ifconf_ifnet_cb(if_t ifp, void *arg) 2207 { 2208 2209 if_foreach_addr_type(ifp, AF_INET, linux_ifconf_ifaddr_cb, arg); 2210 return (0); 2211 } 2212 2213 struct linux_ifconfig_ifaddr_cb2_s { 2214 struct l_ifreq ifr; 2215 struct sbuf *sb; 2216 size_t max_len; 2217 size_t valid_len; 2218 }; 2219 2220 static u_int 2221 linux_ifconf_ifaddr_cb2(void *arg, struct ifaddr *ifa, u_int len) 2222 { 2223 struct linux_ifconfig_ifaddr_cb2_s *cbs = arg; 2224 struct sockaddr *sa = ifa->ifa_addr; 2225 2226 cbs->ifr.ifr_addr.sa_family = LINUX_AF_INET; 2227 memcpy(cbs->ifr.ifr_addr.sa_data, sa->sa_data, 2228 sizeof(cbs->ifr.ifr_addr.sa_data)); 2229 sbuf_bcat(cbs->sb, &cbs->ifr, sizeof(cbs->ifr)); 2230 cbs->max_len += sizeof(cbs->ifr); 2231 2232 if (sbuf_error(cbs->sb) == 0) 2233 cbs->valid_len = sbuf_len(cbs->sb); 2234 return (1); 2235 } 2236 2237 static int 2238 linux_ifconf_ifnet_cb2(if_t ifp, void *arg) 2239 { 2240 struct linux_ifconfig_ifaddr_cb2_s *cbs = arg; 2241 2242 bzero(&cbs->ifr, sizeof(cbs->ifr)); 2243 ifname_bsd_to_linux_ifp(ifp, cbs->ifr.ifr_name, 2244 sizeof(cbs->ifr.ifr_name)); 2245 2246 /* Walk the address list */ 2247 if_foreach_addr_type(ifp, AF_INET, linux_ifconf_ifaddr_cb2, cbs); 2248 return (0); 2249 } 2250 2251 static int 2252 linux_ifconf(struct thread *td, struct ifconf *uifc) 2253 { 2254 struct linux_ifconfig_ifaddr_cb2_s cbs; 2255 struct epoch_tracker et; 2256 #ifdef COMPAT_LINUX32 2257 struct l_ifconf ifc; 2258 #else 2259 struct ifconf ifc; 2260 #endif 2261 struct sbuf *sb; 2262 int error, full; 2263 2264 error = copyin(uifc, &ifc, sizeof(ifc)); 2265 if (error != 0) 2266 return (error); 2267 2268 /* handle the 'request buffer size' case */ 2269 if (PTRIN(ifc.ifc_buf) == NULL) { 2270 ifc.ifc_len = 0; 2271 NET_EPOCH_ENTER(et); 2272 if_foreach(linux_ifconf_ifnet_cb, &ifc); 2273 NET_EPOCH_EXIT(et); 2274 return (copyout(&ifc, uifc, sizeof(ifc))); 2275 } 2276 if (ifc.ifc_len <= 0) 2277 return (EINVAL); 2278 2279 full = 0; 2280 cbs.max_len = maxphys - 1; 2281 2282 again: 2283 if (ifc.ifc_len <= cbs.max_len) { 2284 cbs.max_len = ifc.ifc_len; 2285 full = 1; 2286 } 2287 cbs.sb = sb = sbuf_new(NULL, NULL, cbs.max_len + 1, SBUF_FIXEDLEN); 2288 cbs.max_len = 0; 2289 cbs.valid_len = 0; 2290 2291 /* Return all AF_INET addresses of all interfaces */ 2292 NET_EPOCH_ENTER(et); 2293 if_foreach(linux_ifconf_ifnet_cb2, &cbs); 2294 NET_EPOCH_EXIT(et); 2295 2296 if (cbs.valid_len != cbs.max_len && !full) { 2297 sbuf_delete(sb); 2298 goto again; 2299 } 2300 2301 ifc.ifc_len = cbs.valid_len; 2302 sbuf_finish(sb); 2303 error = copyout(sbuf_data(sb), PTRIN(ifc.ifc_buf), ifc.ifc_len); 2304 if (error == 0) 2305 error = copyout(&ifc, uifc, sizeof(ifc)); 2306 sbuf_delete(sb); 2307 2308 return (error); 2309 } 2310 2311 static int 2312 linux_ioctl_socket_ifreq(struct thread *td, int fd, u_int cmd, 2313 struct l_ifreq *uifr) 2314 { 2315 struct l_ifreq lifr; 2316 struct ifreq bifr; 2317 size_t ifrusiz; 2318 int error, temp_flags; 2319 2320 switch (cmd) { 2321 case LINUX_SIOCGIFINDEX: 2322 cmd = SIOCGIFINDEX; 2323 break; 2324 case LINUX_SIOCGIFFLAGS: 2325 cmd = SIOCGIFFLAGS; 2326 break; 2327 case LINUX_SIOCGIFADDR: 2328 cmd = SIOCGIFADDR; 2329 break; 2330 case LINUX_SIOCSIFADDR: 2331 cmd = SIOCSIFADDR; 2332 break; 2333 case LINUX_SIOCGIFDSTADDR: 2334 cmd = SIOCGIFDSTADDR; 2335 break; 2336 case LINUX_SIOCGIFBRDADDR: 2337 cmd = SIOCGIFBRDADDR; 2338 break; 2339 case LINUX_SIOCGIFNETMASK: 2340 cmd = SIOCGIFNETMASK; 2341 break; 2342 case LINUX_SIOCSIFNETMASK: 2343 cmd = SIOCSIFNETMASK; 2344 break; 2345 case LINUX_SIOCGIFMTU: 2346 cmd = SIOCGIFMTU; 2347 break; 2348 case LINUX_SIOCSIFMTU: 2349 cmd = SIOCSIFMTU; 2350 break; 2351 case LINUX_SIOCGIFHWADDR: 2352 cmd = SIOCGHWADDR; 2353 break; 2354 case LINUX_SIOCGIFMETRIC: 2355 cmd = SIOCGIFMETRIC; 2356 break; 2357 case LINUX_SIOCSIFMETRIC: 2358 cmd = SIOCSIFMETRIC; 2359 break; 2360 /* 2361 * XXX This is slightly bogus, but these ioctls are currently 2362 * XXX only used by the aironet (if_an) network driver. 2363 */ 2364 case LINUX_SIOCDEVPRIVATE: 2365 cmd = SIOCGPRIVATE_0; 2366 break; 2367 case LINUX_SIOCDEVPRIVATE+1: 2368 cmd = SIOCGPRIVATE_1; 2369 break; 2370 default: 2371 LINUX_RATELIMIT_MSG_OPT2( 2372 "ioctl_socket_ifreq fd=%d, cmd=0x%x is not implemented", 2373 fd, cmd); 2374 return (ENOIOCTL); 2375 } 2376 2377 error = copyin(uifr, &lifr, sizeof(lifr)); 2378 if (error != 0) 2379 return (error); 2380 bzero(&bifr, sizeof(bifr)); 2381 2382 /* 2383 * The size of Linux enum ifr_ifru is bigger than 2384 * the FreeBSD size due to the struct ifmap. 2385 */ 2386 ifrusiz = (sizeof(lifr) > sizeof(bifr) ? sizeof(bifr) : 2387 sizeof(lifr)) - offsetof(struct l_ifreq, ifr_ifru); 2388 bcopy(&lifr.ifr_ifru, &bifr.ifr_ifru, ifrusiz); 2389 2390 error = ifname_linux_to_bsd(td, lifr.ifr_name, bifr.ifr_name); 2391 if (error != 0) 2392 return (error); 2393 2394 /* Translate in values. */ 2395 switch (cmd) { 2396 case SIOCGIFINDEX: 2397 bifr.ifr_index = lifr.ifr_index; 2398 break; 2399 case SIOCSIFADDR: 2400 case SIOCSIFNETMASK: 2401 bifr.ifr_addr.sa_len = sizeof(struct sockaddr); 2402 bifr.ifr_addr.sa_family = 2403 linux_to_bsd_domain(lifr.ifr_addr.sa_family); 2404 break; 2405 default: 2406 break; 2407 } 2408 2409 error = kern_ioctl(td, fd, cmd, (caddr_t)&bifr); 2410 if (error != 0) 2411 return (error); 2412 bzero(&lifr.ifr_ifru, sizeof(lifr.ifr_ifru)); 2413 2414 /* Translate out values. */ 2415 switch (cmd) { 2416 case SIOCGIFINDEX: 2417 lifr.ifr_index = bifr.ifr_index; 2418 break; 2419 case SIOCGIFFLAGS: 2420 temp_flags = bifr.ifr_flags | (bifr.ifr_flagshigh << 16); 2421 lifr.ifr_flags = bsd_to_linux_ifflags(temp_flags); 2422 break; 2423 case SIOCGIFADDR: 2424 case SIOCSIFADDR: 2425 case SIOCGIFDSTADDR: 2426 case SIOCGIFBRDADDR: 2427 case SIOCGIFNETMASK: 2428 bcopy(&bifr.ifr_addr, &lifr.ifr_addr, sizeof(bifr.ifr_addr)); 2429 lifr.ifr_addr.sa_family = 2430 bsd_to_linux_domain(bifr.ifr_addr.sa_family); 2431 break; 2432 case SIOCGHWADDR: 2433 bcopy(&bifr.ifr_addr, &lifr.ifr_hwaddr, sizeof(bifr.ifr_addr)); 2434 lifr.ifr_hwaddr.sa_family = LINUX_ARPHRD_ETHER; 2435 break; 2436 default: 2437 bcopy(&bifr.ifr_ifru, &lifr.ifr_ifru, ifrusiz); 2438 break; 2439 } 2440 2441 return (copyout(&lifr, uifr, sizeof(lifr))); 2442 } 2443 2444 /* 2445 * Socket related ioctls 2446 */ 2447 2448 static int 2449 linux_ioctl_socket(struct thread *td, struct linux_ioctl_args *args) 2450 { 2451 struct file *fp; 2452 int error, type; 2453 2454 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 2455 if (error != 0) 2456 return (error); 2457 type = fp->f_type; 2458 fdrop(fp, td); 2459 2460 CURVNET_SET(TD_TO_VNET(td)); 2461 2462 if (type != DTYPE_SOCKET) { 2463 /* not a socket - probably a tap / vmnet device */ 2464 switch (args->cmd) { 2465 case LINUX_SIOCGIFADDR: 2466 case LINUX_SIOCSIFADDR: 2467 case LINUX_SIOCGIFFLAGS: 2468 error = linux_ioctl_special(td, args); 2469 break; 2470 default: 2471 error = ENOIOCTL; 2472 break; 2473 } 2474 CURVNET_RESTORE(); 2475 return (error); 2476 } 2477 2478 switch (args->cmd) { 2479 case LINUX_FIOSETOWN: 2480 args->cmd = FIOSETOWN; 2481 error = sys_ioctl(td, (struct ioctl_args *)args); 2482 break; 2483 2484 case LINUX_SIOCSPGRP: 2485 args->cmd = SIOCSPGRP; 2486 error = sys_ioctl(td, (struct ioctl_args *)args); 2487 break; 2488 2489 case LINUX_FIOGETOWN: 2490 args->cmd = FIOGETOWN; 2491 error = sys_ioctl(td, (struct ioctl_args *)args); 2492 break; 2493 2494 case LINUX_SIOCGPGRP: 2495 args->cmd = SIOCGPGRP; 2496 error = sys_ioctl(td, (struct ioctl_args *)args); 2497 break; 2498 2499 case LINUX_SIOCATMARK: 2500 args->cmd = SIOCATMARK; 2501 error = sys_ioctl(td, (struct ioctl_args *)args); 2502 break; 2503 2504 /* LINUX_SIOCGSTAMP */ 2505 2506 case LINUX_SIOCGIFNAME: 2507 error = linux_ioctl_ifname(td, (struct l_ifreq *)args->arg); 2508 break; 2509 2510 case LINUX_SIOCGIFCONF: 2511 error = linux_ifconf(td, (struct ifconf *)args->arg); 2512 break; 2513 2514 case LINUX_SIOCADDMULTI: 2515 args->cmd = SIOCADDMULTI; 2516 error = sys_ioctl(td, (struct ioctl_args *)args); 2517 break; 2518 2519 case LINUX_SIOCDELMULTI: 2520 args->cmd = SIOCDELMULTI; 2521 error = sys_ioctl(td, (struct ioctl_args *)args); 2522 break; 2523 2524 case LINUX_SIOCGIFCOUNT: 2525 error = 0; 2526 break; 2527 2528 default: 2529 error = linux_ioctl_socket_ifreq(td, args->fd, args->cmd, 2530 PTRIN(args->arg)); 2531 break; 2532 } 2533 2534 CURVNET_RESTORE(); 2535 return (error); 2536 } 2537 2538 /* 2539 * Device private ioctl handler 2540 */ 2541 static int 2542 linux_ioctl_private(struct thread *td, struct linux_ioctl_args *args) 2543 { 2544 struct file *fp; 2545 int error, type; 2546 2547 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 2548 if (error != 0) 2549 return (error); 2550 type = fp->f_type; 2551 fdrop(fp, td); 2552 if (type == DTYPE_SOCKET) 2553 return (linux_ioctl_socket(td, args)); 2554 return (ENOIOCTL); 2555 } 2556 2557 /* 2558 * DRM ioctl handler (sys/dev/drm) 2559 */ 2560 static int 2561 linux_ioctl_drm(struct thread *td, struct linux_ioctl_args *args) 2562 { 2563 args->cmd = SETDIR(args->cmd); 2564 return (sys_ioctl(td, (struct ioctl_args *)args)); 2565 } 2566 2567 #ifdef COMPAT_LINUX32 2568 static int 2569 linux_ioctl_sg_io(struct thread *td, struct linux_ioctl_args *args) 2570 { 2571 struct sg_io_hdr io; 2572 struct sg_io_hdr32 io32; 2573 struct file *fp; 2574 int error; 2575 2576 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 2577 if (error != 0) { 2578 printf("sg_linux_ioctl: fget returned %d\n", error); 2579 return (error); 2580 } 2581 2582 if ((error = copyin((void *)args->arg, &io32, sizeof(io32))) != 0) 2583 goto out; 2584 2585 CP(io32, io, interface_id); 2586 CP(io32, io, dxfer_direction); 2587 CP(io32, io, cmd_len); 2588 CP(io32, io, mx_sb_len); 2589 CP(io32, io, iovec_count); 2590 CP(io32, io, dxfer_len); 2591 PTRIN_CP(io32, io, dxferp); 2592 PTRIN_CP(io32, io, cmdp); 2593 PTRIN_CP(io32, io, sbp); 2594 CP(io32, io, timeout); 2595 CP(io32, io, flags); 2596 CP(io32, io, pack_id); 2597 PTRIN_CP(io32, io, usr_ptr); 2598 CP(io32, io, status); 2599 CP(io32, io, masked_status); 2600 CP(io32, io, msg_status); 2601 CP(io32, io, sb_len_wr); 2602 CP(io32, io, host_status); 2603 CP(io32, io, driver_status); 2604 CP(io32, io, resid); 2605 CP(io32, io, duration); 2606 CP(io32, io, info); 2607 2608 if ((error = fo_ioctl(fp, SG_IO, (caddr_t)&io, td->td_ucred, td)) != 0) 2609 goto out; 2610 2611 CP(io, io32, interface_id); 2612 CP(io, io32, dxfer_direction); 2613 CP(io, io32, cmd_len); 2614 CP(io, io32, mx_sb_len); 2615 CP(io, io32, iovec_count); 2616 CP(io, io32, dxfer_len); 2617 PTROUT_CP(io, io32, dxferp); 2618 PTROUT_CP(io, io32, cmdp); 2619 PTROUT_CP(io, io32, sbp); 2620 CP(io, io32, timeout); 2621 CP(io, io32, flags); 2622 CP(io, io32, pack_id); 2623 PTROUT_CP(io, io32, usr_ptr); 2624 CP(io, io32, status); 2625 CP(io, io32, masked_status); 2626 CP(io, io32, msg_status); 2627 CP(io, io32, sb_len_wr); 2628 CP(io, io32, host_status); 2629 CP(io, io32, driver_status); 2630 CP(io, io32, resid); 2631 CP(io, io32, duration); 2632 CP(io, io32, info); 2633 2634 error = copyout(&io32, (void *)args->arg, sizeof(io32)); 2635 2636 out: 2637 fdrop(fp, td); 2638 return (error); 2639 } 2640 #endif 2641 2642 static int 2643 linux_ioctl_sg(struct thread *td, struct linux_ioctl_args *args) 2644 { 2645 2646 switch (args->cmd) { 2647 case LINUX_SG_GET_VERSION_NUM: 2648 args->cmd = SG_GET_VERSION_NUM; 2649 break; 2650 case LINUX_SG_SET_TIMEOUT: 2651 args->cmd = SG_SET_TIMEOUT; 2652 break; 2653 case LINUX_SG_GET_TIMEOUT: 2654 args->cmd = SG_GET_TIMEOUT; 2655 break; 2656 case LINUX_SG_IO: 2657 args->cmd = SG_IO; 2658 #ifdef COMPAT_LINUX32 2659 return (linux_ioctl_sg_io(td, args)); 2660 #endif 2661 break; 2662 case LINUX_SG_GET_RESERVED_SIZE: 2663 args->cmd = SG_GET_RESERVED_SIZE; 2664 break; 2665 case LINUX_SG_GET_SCSI_ID: 2666 args->cmd = SG_GET_SCSI_ID; 2667 break; 2668 case LINUX_SG_GET_SG_TABLESIZE: 2669 args->cmd = SG_GET_SG_TABLESIZE; 2670 break; 2671 default: 2672 return (ENODEV); 2673 } 2674 return (sys_ioctl(td, (struct ioctl_args *)args)); 2675 } 2676 2677 /* 2678 * Video4Linux (V4L) ioctl handler 2679 */ 2680 static int 2681 linux_to_bsd_v4l_tuner(struct l_video_tuner *lvt, struct video_tuner *vt) 2682 { 2683 vt->tuner = lvt->tuner; 2684 strlcpy(vt->name, lvt->name, LINUX_VIDEO_TUNER_NAME_SIZE); 2685 vt->rangelow = lvt->rangelow; /* possible long size conversion */ 2686 vt->rangehigh = lvt->rangehigh; /* possible long size conversion */ 2687 vt->flags = lvt->flags; 2688 vt->mode = lvt->mode; 2689 vt->signal = lvt->signal; 2690 return (0); 2691 } 2692 2693 static int 2694 bsd_to_linux_v4l_tuner(struct video_tuner *vt, struct l_video_tuner *lvt) 2695 { 2696 lvt->tuner = vt->tuner; 2697 strlcpy(lvt->name, vt->name, LINUX_VIDEO_TUNER_NAME_SIZE); 2698 lvt->rangelow = vt->rangelow; /* possible long size conversion */ 2699 lvt->rangehigh = vt->rangehigh; /* possible long size conversion */ 2700 lvt->flags = vt->flags; 2701 lvt->mode = vt->mode; 2702 lvt->signal = vt->signal; 2703 return (0); 2704 } 2705 2706 #ifdef COMPAT_LINUX_V4L_CLIPLIST 2707 static int 2708 linux_to_bsd_v4l_clip(struct l_video_clip *lvc, struct video_clip *vc) 2709 { 2710 vc->x = lvc->x; 2711 vc->y = lvc->y; 2712 vc->width = lvc->width; 2713 vc->height = lvc->height; 2714 vc->next = PTRIN(lvc->next); /* possible pointer size conversion */ 2715 return (0); 2716 } 2717 #endif 2718 2719 static int 2720 linux_to_bsd_v4l_window(struct l_video_window *lvw, struct video_window *vw) 2721 { 2722 vw->x = lvw->x; 2723 vw->y = lvw->y; 2724 vw->width = lvw->width; 2725 vw->height = lvw->height; 2726 vw->chromakey = lvw->chromakey; 2727 vw->flags = lvw->flags; 2728 vw->clips = PTRIN(lvw->clips); /* possible pointer size conversion */ 2729 vw->clipcount = lvw->clipcount; 2730 return (0); 2731 } 2732 2733 static int 2734 bsd_to_linux_v4l_window(struct video_window *vw, struct l_video_window *lvw) 2735 { 2736 memset(lvw, 0, sizeof(*lvw)); 2737 2738 lvw->x = vw->x; 2739 lvw->y = vw->y; 2740 lvw->width = vw->width; 2741 lvw->height = vw->height; 2742 lvw->chromakey = vw->chromakey; 2743 lvw->flags = vw->flags; 2744 lvw->clips = PTROUT(vw->clips); /* possible pointer size conversion */ 2745 lvw->clipcount = vw->clipcount; 2746 return (0); 2747 } 2748 2749 static int 2750 linux_to_bsd_v4l_buffer(struct l_video_buffer *lvb, struct video_buffer *vb) 2751 { 2752 vb->base = PTRIN(lvb->base); /* possible pointer size conversion */ 2753 vb->height = lvb->height; 2754 vb->width = lvb->width; 2755 vb->depth = lvb->depth; 2756 vb->bytesperline = lvb->bytesperline; 2757 return (0); 2758 } 2759 2760 static int 2761 bsd_to_linux_v4l_buffer(struct video_buffer *vb, struct l_video_buffer *lvb) 2762 { 2763 lvb->base = PTROUT(vb->base); /* possible pointer size conversion */ 2764 lvb->height = vb->height; 2765 lvb->width = vb->width; 2766 lvb->depth = vb->depth; 2767 lvb->bytesperline = vb->bytesperline; 2768 return (0); 2769 } 2770 2771 static int 2772 linux_to_bsd_v4l_code(struct l_video_code *lvc, struct video_code *vc) 2773 { 2774 strlcpy(vc->loadwhat, lvc->loadwhat, LINUX_VIDEO_CODE_LOADWHAT_SIZE); 2775 vc->datasize = lvc->datasize; 2776 vc->data = PTRIN(lvc->data); /* possible pointer size conversion */ 2777 return (0); 2778 } 2779 2780 #ifdef COMPAT_LINUX_V4L_CLIPLIST 2781 static int 2782 linux_v4l_clip_copy(void *lvc, struct video_clip **ppvc) 2783 { 2784 int error; 2785 struct video_clip vclip; 2786 struct l_video_clip l_vclip; 2787 2788 error = copyin(lvc, &l_vclip, sizeof(l_vclip)); 2789 if (error) return (error); 2790 linux_to_bsd_v4l_clip(&l_vclip, &vclip); 2791 /* XXX: If there can be no concurrency: s/M_NOWAIT/M_WAITOK/ */ 2792 if ((*ppvc = malloc(sizeof(**ppvc), M_LINUX, M_NOWAIT)) == NULL) 2793 return (ENOMEM); /* XXX: Linux has no ENOMEM here. */ 2794 memcpy(*ppvc, &vclip, sizeof(vclip)); 2795 (*ppvc)->next = NULL; 2796 return (0); 2797 } 2798 2799 static int 2800 linux_v4l_cliplist_free(struct video_window *vw) 2801 { 2802 struct video_clip **ppvc; 2803 struct video_clip **ppvc_next; 2804 2805 for (ppvc = &(vw->clips); *ppvc != NULL; ppvc = ppvc_next) { 2806 ppvc_next = &((*ppvc)->next); 2807 free(*ppvc, M_LINUX); 2808 } 2809 vw->clips = NULL; 2810 2811 return (0); 2812 } 2813 2814 static int 2815 linux_v4l_cliplist_copy(struct l_video_window *lvw, struct video_window *vw) 2816 { 2817 int error; 2818 int clipcount; 2819 void *plvc; 2820 struct video_clip **ppvc; 2821 2822 /* 2823 * XXX: The cliplist is used to pass in a list of clipping 2824 * rectangles or, if clipcount == VIDEO_CLIP_BITMAP, a 2825 * clipping bitmap. Some Linux apps, however, appear to 2826 * leave cliplist and clips uninitialized. In any case, 2827 * the cliplist is not used by pwc(4), at the time of 2828 * writing, FreeBSD's only V4L driver. When a driver 2829 * that uses the cliplist is developed, this code may 2830 * need re-examiniation. 2831 */ 2832 error = 0; 2833 clipcount = vw->clipcount; 2834 if (clipcount == VIDEO_CLIP_BITMAP) { 2835 /* 2836 * In this case, the pointer (clips) is overloaded 2837 * to be a "void *" to a bitmap, therefore there 2838 * is no struct video_clip to copy now. 2839 */ 2840 } else if (clipcount > 0 && clipcount <= 16384) { 2841 /* 2842 * Clips points to list of clip rectangles, so 2843 * copy the list. 2844 * 2845 * XXX: Upper limit of 16384 was used here to try to 2846 * avoid cases when clipcount and clips pointer 2847 * are uninitialized and therefore have high random 2848 * values, as is the case in the Linux Skype 2849 * application. The value 16384 was chosen as that 2850 * is what is used in the Linux stradis(4) MPEG 2851 * decoder driver, the only place we found an 2852 * example of cliplist use. 2853 */ 2854 plvc = PTRIN(lvw->clips); 2855 vw->clips = NULL; 2856 ppvc = &(vw->clips); 2857 while (clipcount-- > 0) { 2858 if (plvc == NULL) { 2859 error = EFAULT; 2860 break; 2861 } else { 2862 error = linux_v4l_clip_copy(plvc, ppvc); 2863 if (error) { 2864 linux_v4l_cliplist_free(vw); 2865 break; 2866 } 2867 } 2868 ppvc = &((*ppvc)->next); 2869 plvc = PTRIN(((struct l_video_clip *) plvc)->next); 2870 } 2871 } else { 2872 /* 2873 * clipcount == 0 or negative (but not VIDEO_CLIP_BITMAP) 2874 * Force cliplist to null. 2875 */ 2876 vw->clipcount = 0; 2877 vw->clips = NULL; 2878 } 2879 return (error); 2880 } 2881 #endif 2882 2883 static int 2884 linux_ioctl_v4l(struct thread *td, struct linux_ioctl_args *args) 2885 { 2886 struct file *fp; 2887 int error; 2888 struct video_tuner vtun; 2889 struct video_window vwin; 2890 struct video_buffer vbuf; 2891 struct video_code vcode; 2892 struct l_video_tuner l_vtun; 2893 struct l_video_window l_vwin; 2894 struct l_video_buffer l_vbuf; 2895 struct l_video_code l_vcode; 2896 2897 switch (args->cmd & 0xffff) { 2898 case LINUX_VIDIOCGCAP: args->cmd = VIDIOCGCAP; break; 2899 case LINUX_VIDIOCGCHAN: args->cmd = VIDIOCGCHAN; break; 2900 case LINUX_VIDIOCSCHAN: args->cmd = VIDIOCSCHAN; break; 2901 2902 case LINUX_VIDIOCGTUNER: 2903 error = fget(td, args->fd, 2904 &cap_ioctl_rights, &fp); 2905 if (error != 0) 2906 return (error); 2907 error = copyin((void *) args->arg, &l_vtun, sizeof(l_vtun)); 2908 if (error) { 2909 fdrop(fp, td); 2910 return (error); 2911 } 2912 linux_to_bsd_v4l_tuner(&l_vtun, &vtun); 2913 error = fo_ioctl(fp, VIDIOCGTUNER, &vtun, td->td_ucred, td); 2914 if (!error) { 2915 bsd_to_linux_v4l_tuner(&vtun, &l_vtun); 2916 error = copyout(&l_vtun, (void *) args->arg, 2917 sizeof(l_vtun)); 2918 } 2919 fdrop(fp, td); 2920 return (error); 2921 2922 case LINUX_VIDIOCSTUNER: 2923 error = fget(td, args->fd, 2924 &cap_ioctl_rights, &fp); 2925 if (error != 0) 2926 return (error); 2927 error = copyin((void *) args->arg, &l_vtun, sizeof(l_vtun)); 2928 if (error) { 2929 fdrop(fp, td); 2930 return (error); 2931 } 2932 linux_to_bsd_v4l_tuner(&l_vtun, &vtun); 2933 error = fo_ioctl(fp, VIDIOCSTUNER, &vtun, td->td_ucred, td); 2934 fdrop(fp, td); 2935 return (error); 2936 2937 case LINUX_VIDIOCGPICT: args->cmd = VIDIOCGPICT; break; 2938 case LINUX_VIDIOCSPICT: args->cmd = VIDIOCSPICT; break; 2939 case LINUX_VIDIOCCAPTURE: args->cmd = VIDIOCCAPTURE; break; 2940 2941 case LINUX_VIDIOCGWIN: 2942 error = fget(td, args->fd, 2943 &cap_ioctl_rights, &fp); 2944 if (error != 0) 2945 return (error); 2946 error = fo_ioctl(fp, VIDIOCGWIN, &vwin, td->td_ucred, td); 2947 if (!error) { 2948 bsd_to_linux_v4l_window(&vwin, &l_vwin); 2949 error = copyout(&l_vwin, (void *) args->arg, 2950 sizeof(l_vwin)); 2951 } 2952 fdrop(fp, td); 2953 return (error); 2954 2955 case LINUX_VIDIOCSWIN: 2956 error = fget(td, args->fd, 2957 &cap_ioctl_rights, &fp); 2958 if (error != 0) 2959 return (error); 2960 error = copyin((void *) args->arg, &l_vwin, sizeof(l_vwin)); 2961 if (error) { 2962 fdrop(fp, td); 2963 return (error); 2964 } 2965 linux_to_bsd_v4l_window(&l_vwin, &vwin); 2966 #ifdef COMPAT_LINUX_V4L_CLIPLIST 2967 error = linux_v4l_cliplist_copy(&l_vwin, &vwin); 2968 if (error) { 2969 fdrop(fp, td); 2970 return (error); 2971 } 2972 #endif 2973 error = fo_ioctl(fp, VIDIOCSWIN, &vwin, td->td_ucred, td); 2974 fdrop(fp, td); 2975 #ifdef COMPAT_LINUX_V4L_CLIPLIST 2976 linux_v4l_cliplist_free(&vwin); 2977 #endif 2978 return (error); 2979 2980 case LINUX_VIDIOCGFBUF: 2981 error = fget(td, args->fd, 2982 &cap_ioctl_rights, &fp); 2983 if (error != 0) 2984 return (error); 2985 error = fo_ioctl(fp, VIDIOCGFBUF, &vbuf, td->td_ucred, td); 2986 if (!error) { 2987 bsd_to_linux_v4l_buffer(&vbuf, &l_vbuf); 2988 error = copyout(&l_vbuf, (void *) args->arg, 2989 sizeof(l_vbuf)); 2990 } 2991 fdrop(fp, td); 2992 return (error); 2993 2994 case LINUX_VIDIOCSFBUF: 2995 error = fget(td, args->fd, 2996 &cap_ioctl_rights, &fp); 2997 if (error != 0) 2998 return (error); 2999 error = copyin((void *) args->arg, &l_vbuf, sizeof(l_vbuf)); 3000 if (error) { 3001 fdrop(fp, td); 3002 return (error); 3003 } 3004 linux_to_bsd_v4l_buffer(&l_vbuf, &vbuf); 3005 error = fo_ioctl(fp, VIDIOCSFBUF, &vbuf, td->td_ucred, td); 3006 fdrop(fp, td); 3007 return (error); 3008 3009 case LINUX_VIDIOCKEY: args->cmd = VIDIOCKEY; break; 3010 case LINUX_VIDIOCGFREQ: args->cmd = VIDIOCGFREQ; break; 3011 case LINUX_VIDIOCSFREQ: args->cmd = VIDIOCSFREQ; break; 3012 case LINUX_VIDIOCGAUDIO: args->cmd = VIDIOCGAUDIO; break; 3013 case LINUX_VIDIOCSAUDIO: args->cmd = VIDIOCSAUDIO; break; 3014 case LINUX_VIDIOCSYNC: args->cmd = VIDIOCSYNC; break; 3015 case LINUX_VIDIOCMCAPTURE: args->cmd = VIDIOCMCAPTURE; break; 3016 case LINUX_VIDIOCGMBUF: args->cmd = VIDIOCGMBUF; break; 3017 case LINUX_VIDIOCGUNIT: args->cmd = VIDIOCGUNIT; break; 3018 case LINUX_VIDIOCGCAPTURE: args->cmd = VIDIOCGCAPTURE; break; 3019 case LINUX_VIDIOCSCAPTURE: args->cmd = VIDIOCSCAPTURE; break; 3020 case LINUX_VIDIOCSPLAYMODE: args->cmd = VIDIOCSPLAYMODE; break; 3021 case LINUX_VIDIOCSWRITEMODE: args->cmd = VIDIOCSWRITEMODE; break; 3022 case LINUX_VIDIOCGPLAYINFO: args->cmd = VIDIOCGPLAYINFO; break; 3023 3024 case LINUX_VIDIOCSMICROCODE: 3025 error = fget(td, args->fd, 3026 &cap_ioctl_rights, &fp); 3027 if (error != 0) 3028 return (error); 3029 error = copyin((void *) args->arg, &l_vcode, sizeof(l_vcode)); 3030 if (error) { 3031 fdrop(fp, td); 3032 return (error); 3033 } 3034 linux_to_bsd_v4l_code(&l_vcode, &vcode); 3035 error = fo_ioctl(fp, VIDIOCSMICROCODE, &vcode, td->td_ucred, td); 3036 fdrop(fp, td); 3037 return (error); 3038 3039 case LINUX_VIDIOCGVBIFMT: args->cmd = VIDIOCGVBIFMT; break; 3040 case LINUX_VIDIOCSVBIFMT: args->cmd = VIDIOCSVBIFMT; break; 3041 default: return (ENOIOCTL); 3042 } 3043 3044 error = sys_ioctl(td, (struct ioctl_args *)args); 3045 return (error); 3046 } 3047 3048 /* 3049 * Special ioctl handler 3050 */ 3051 static int 3052 linux_ioctl_special(struct thread *td, struct linux_ioctl_args *args) 3053 { 3054 int error; 3055 3056 switch (args->cmd) { 3057 case LINUX_SIOCGIFADDR: 3058 args->cmd = SIOCGIFADDR; 3059 error = sys_ioctl(td, (struct ioctl_args *)args); 3060 break; 3061 case LINUX_SIOCSIFADDR: 3062 args->cmd = SIOCSIFADDR; 3063 error = sys_ioctl(td, (struct ioctl_args *)args); 3064 break; 3065 case LINUX_SIOCGIFFLAGS: 3066 args->cmd = SIOCGIFFLAGS; 3067 error = sys_ioctl(td, (struct ioctl_args *)args); 3068 break; 3069 default: 3070 error = ENOIOCTL; 3071 } 3072 3073 return (error); 3074 } 3075 3076 static int 3077 linux_to_bsd_v4l2_standard(struct l_v4l2_standard *lvstd, struct v4l2_standard *vstd) 3078 { 3079 vstd->index = lvstd->index; 3080 vstd->id = lvstd->id; 3081 CTASSERT(sizeof(vstd->name) == sizeof(lvstd->name)); 3082 memcpy(vstd->name, lvstd->name, sizeof(vstd->name)); 3083 vstd->frameperiod = lvstd->frameperiod; 3084 vstd->framelines = lvstd->framelines; 3085 CTASSERT(sizeof(vstd->reserved) == sizeof(lvstd->reserved)); 3086 memcpy(vstd->reserved, lvstd->reserved, sizeof(vstd->reserved)); 3087 return (0); 3088 } 3089 3090 static int 3091 bsd_to_linux_v4l2_standard(struct v4l2_standard *vstd, struct l_v4l2_standard *lvstd) 3092 { 3093 lvstd->index = vstd->index; 3094 lvstd->id = vstd->id; 3095 CTASSERT(sizeof(vstd->name) == sizeof(lvstd->name)); 3096 memcpy(lvstd->name, vstd->name, sizeof(lvstd->name)); 3097 lvstd->frameperiod = vstd->frameperiod; 3098 lvstd->framelines = vstd->framelines; 3099 CTASSERT(sizeof(vstd->reserved) == sizeof(lvstd->reserved)); 3100 memcpy(lvstd->reserved, vstd->reserved, sizeof(lvstd->reserved)); 3101 return (0); 3102 } 3103 3104 static int 3105 linux_to_bsd_v4l2_buffer(struct l_v4l2_buffer *lvb, struct v4l2_buffer *vb) 3106 { 3107 vb->index = lvb->index; 3108 vb->type = lvb->type; 3109 vb->bytesused = lvb->bytesused; 3110 vb->flags = lvb->flags; 3111 vb->field = lvb->field; 3112 vb->timestamp.tv_sec = lvb->timestamp.tv_sec; 3113 vb->timestamp.tv_usec = lvb->timestamp.tv_usec; 3114 memcpy(&vb->timecode, &lvb->timecode, sizeof (lvb->timecode)); 3115 vb->sequence = lvb->sequence; 3116 vb->memory = lvb->memory; 3117 if (lvb->memory == V4L2_MEMORY_USERPTR) 3118 /* possible pointer size conversion */ 3119 vb->m.userptr = (unsigned long)PTRIN(lvb->m.userptr); 3120 else 3121 vb->m.offset = lvb->m.offset; 3122 vb->length = lvb->length; 3123 vb->input = lvb->input; 3124 vb->reserved = lvb->reserved; 3125 return (0); 3126 } 3127 3128 static int 3129 bsd_to_linux_v4l2_buffer(struct v4l2_buffer *vb, struct l_v4l2_buffer *lvb) 3130 { 3131 lvb->index = vb->index; 3132 lvb->type = vb->type; 3133 lvb->bytesused = vb->bytesused; 3134 lvb->flags = vb->flags; 3135 lvb->field = vb->field; 3136 lvb->timestamp.tv_sec = vb->timestamp.tv_sec; 3137 lvb->timestamp.tv_usec = vb->timestamp.tv_usec; 3138 memcpy(&lvb->timecode, &vb->timecode, sizeof (vb->timecode)); 3139 lvb->sequence = vb->sequence; 3140 lvb->memory = vb->memory; 3141 if (vb->memory == V4L2_MEMORY_USERPTR) 3142 /* possible pointer size conversion */ 3143 lvb->m.userptr = PTROUT(vb->m.userptr); 3144 else 3145 lvb->m.offset = vb->m.offset; 3146 lvb->length = vb->length; 3147 lvb->input = vb->input; 3148 lvb->reserved = vb->reserved; 3149 return (0); 3150 } 3151 3152 static int 3153 linux_to_bsd_v4l2_format(struct l_v4l2_format *lvf, struct v4l2_format *vf) 3154 { 3155 vf->type = lvf->type; 3156 if (lvf->type == V4L2_BUF_TYPE_VIDEO_OVERLAY 3157 #ifdef V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3158 || lvf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3159 #endif 3160 ) 3161 /* 3162 * XXX TODO - needs 32 -> 64 bit conversion: 3163 * (unused by webcams?) 3164 */ 3165 return (EINVAL); 3166 memcpy(&vf->fmt, &lvf->fmt, sizeof(vf->fmt)); 3167 return (0); 3168 } 3169 3170 static int 3171 bsd_to_linux_v4l2_format(struct v4l2_format *vf, struct l_v4l2_format *lvf) 3172 { 3173 lvf->type = vf->type; 3174 if (vf->type == V4L2_BUF_TYPE_VIDEO_OVERLAY 3175 #ifdef V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3176 || vf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3177 #endif 3178 ) 3179 /* 3180 * XXX TODO - needs 32 -> 64 bit conversion: 3181 * (unused by webcams?) 3182 */ 3183 return (EINVAL); 3184 memcpy(&lvf->fmt, &vf->fmt, sizeof(vf->fmt)); 3185 return (0); 3186 } 3187 static int 3188 linux_ioctl_v4l2(struct thread *td, struct linux_ioctl_args *args) 3189 { 3190 struct file *fp; 3191 int error; 3192 struct v4l2_format vformat; 3193 struct l_v4l2_format l_vformat; 3194 struct v4l2_standard vstd; 3195 struct l_v4l2_standard l_vstd; 3196 struct l_v4l2_buffer l_vbuf; 3197 struct v4l2_buffer vbuf; 3198 struct v4l2_input vinp; 3199 3200 switch (args->cmd & 0xffff) { 3201 case LINUX_VIDIOC_RESERVED: 3202 case LINUX_VIDIOC_LOG_STATUS: 3203 if ((args->cmd & IOC_DIRMASK) != LINUX_IOC_VOID) 3204 return (ENOIOCTL); 3205 args->cmd = (args->cmd & 0xffff) | IOC_VOID; 3206 break; 3207 3208 case LINUX_VIDIOC_OVERLAY: 3209 case LINUX_VIDIOC_STREAMON: 3210 case LINUX_VIDIOC_STREAMOFF: 3211 case LINUX_VIDIOC_S_STD: 3212 case LINUX_VIDIOC_S_TUNER: 3213 case LINUX_VIDIOC_S_AUDIO: 3214 case LINUX_VIDIOC_S_AUDOUT: 3215 case LINUX_VIDIOC_S_MODULATOR: 3216 case LINUX_VIDIOC_S_FREQUENCY: 3217 case LINUX_VIDIOC_S_CROP: 3218 case LINUX_VIDIOC_S_JPEGCOMP: 3219 case LINUX_VIDIOC_S_PRIORITY: 3220 case LINUX_VIDIOC_DBG_S_REGISTER: 3221 case LINUX_VIDIOC_S_HW_FREQ_SEEK: 3222 case LINUX_VIDIOC_SUBSCRIBE_EVENT: 3223 case LINUX_VIDIOC_UNSUBSCRIBE_EVENT: 3224 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_IN; 3225 break; 3226 3227 case LINUX_VIDIOC_QUERYCAP: 3228 case LINUX_VIDIOC_G_STD: 3229 case LINUX_VIDIOC_G_AUDIO: 3230 case LINUX_VIDIOC_G_INPUT: 3231 case LINUX_VIDIOC_G_OUTPUT: 3232 case LINUX_VIDIOC_G_AUDOUT: 3233 case LINUX_VIDIOC_G_JPEGCOMP: 3234 case LINUX_VIDIOC_QUERYSTD: 3235 case LINUX_VIDIOC_G_PRIORITY: 3236 case LINUX_VIDIOC_QUERY_DV_PRESET: 3237 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_OUT; 3238 break; 3239 3240 case LINUX_VIDIOC_ENUM_FMT: 3241 case LINUX_VIDIOC_REQBUFS: 3242 case LINUX_VIDIOC_G_PARM: 3243 case LINUX_VIDIOC_S_PARM: 3244 case LINUX_VIDIOC_G_CTRL: 3245 case LINUX_VIDIOC_S_CTRL: 3246 case LINUX_VIDIOC_G_TUNER: 3247 case LINUX_VIDIOC_QUERYCTRL: 3248 case LINUX_VIDIOC_QUERYMENU: 3249 case LINUX_VIDIOC_S_INPUT: 3250 case LINUX_VIDIOC_S_OUTPUT: 3251 case LINUX_VIDIOC_ENUMOUTPUT: 3252 case LINUX_VIDIOC_G_MODULATOR: 3253 case LINUX_VIDIOC_G_FREQUENCY: 3254 case LINUX_VIDIOC_CROPCAP: 3255 case LINUX_VIDIOC_G_CROP: 3256 case LINUX_VIDIOC_ENUMAUDIO: 3257 case LINUX_VIDIOC_ENUMAUDOUT: 3258 case LINUX_VIDIOC_G_SLICED_VBI_CAP: 3259 #ifdef VIDIOC_ENUM_FRAMESIZES 3260 case LINUX_VIDIOC_ENUM_FRAMESIZES: 3261 case LINUX_VIDIOC_ENUM_FRAMEINTERVALS: 3262 case LINUX_VIDIOC_ENCODER_CMD: 3263 case LINUX_VIDIOC_TRY_ENCODER_CMD: 3264 #endif 3265 case LINUX_VIDIOC_DBG_G_REGISTER: 3266 case LINUX_VIDIOC_DBG_G_CHIP_IDENT: 3267 case LINUX_VIDIOC_ENUM_DV_PRESETS: 3268 case LINUX_VIDIOC_S_DV_PRESET: 3269 case LINUX_VIDIOC_G_DV_PRESET: 3270 case LINUX_VIDIOC_S_DV_TIMINGS: 3271 case LINUX_VIDIOC_G_DV_TIMINGS: 3272 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_INOUT; 3273 break; 3274 3275 case LINUX_VIDIOC_G_FMT: 3276 case LINUX_VIDIOC_S_FMT: 3277 case LINUX_VIDIOC_TRY_FMT: 3278 error = copyin((void *)args->arg, &l_vformat, sizeof(l_vformat)); 3279 if (error) 3280 return (error); 3281 error = fget(td, args->fd, 3282 &cap_ioctl_rights, &fp); 3283 if (error) 3284 return (error); 3285 if (linux_to_bsd_v4l2_format(&l_vformat, &vformat) != 0) 3286 error = EINVAL; 3287 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_G_FMT) 3288 error = fo_ioctl(fp, VIDIOC_G_FMT, &vformat, 3289 td->td_ucred, td); 3290 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_S_FMT) 3291 error = fo_ioctl(fp, VIDIOC_S_FMT, &vformat, 3292 td->td_ucred, td); 3293 else 3294 error = fo_ioctl(fp, VIDIOC_TRY_FMT, &vformat, 3295 td->td_ucred, td); 3296 bsd_to_linux_v4l2_format(&vformat, &l_vformat); 3297 if (error == 0) 3298 error = copyout(&l_vformat, (void *)args->arg, 3299 sizeof(l_vformat)); 3300 fdrop(fp, td); 3301 return (error); 3302 3303 case LINUX_VIDIOC_ENUMSTD: 3304 error = copyin((void *)args->arg, &l_vstd, sizeof(l_vstd)); 3305 if (error) 3306 return (error); 3307 linux_to_bsd_v4l2_standard(&l_vstd, &vstd); 3308 error = fget(td, args->fd, 3309 &cap_ioctl_rights, &fp); 3310 if (error) 3311 return (error); 3312 error = fo_ioctl(fp, VIDIOC_ENUMSTD, (caddr_t)&vstd, 3313 td->td_ucred, td); 3314 if (error) { 3315 fdrop(fp, td); 3316 return (error); 3317 } 3318 bsd_to_linux_v4l2_standard(&vstd, &l_vstd); 3319 error = copyout(&l_vstd, (void *)args->arg, sizeof(l_vstd)); 3320 fdrop(fp, td); 3321 return (error); 3322 3323 case LINUX_VIDIOC_ENUMINPUT: 3324 /* 3325 * The Linux struct l_v4l2_input differs only in size, 3326 * it has no padding at the end. 3327 */ 3328 error = copyin((void *)args->arg, &vinp, 3329 sizeof(struct l_v4l2_input)); 3330 if (error != 0) 3331 return (error); 3332 error = fget(td, args->fd, 3333 &cap_ioctl_rights, &fp); 3334 if (error != 0) 3335 return (error); 3336 error = fo_ioctl(fp, VIDIOC_ENUMINPUT, (caddr_t)&vinp, 3337 td->td_ucred, td); 3338 if (error) { 3339 fdrop(fp, td); 3340 return (error); 3341 } 3342 error = copyout(&vinp, (void *)args->arg, 3343 sizeof(struct l_v4l2_input)); 3344 fdrop(fp, td); 3345 return (error); 3346 3347 case LINUX_VIDIOC_QUERYBUF: 3348 case LINUX_VIDIOC_QBUF: 3349 case LINUX_VIDIOC_DQBUF: 3350 error = copyin((void *)args->arg, &l_vbuf, sizeof(l_vbuf)); 3351 if (error) 3352 return (error); 3353 error = fget(td, args->fd, 3354 &cap_ioctl_rights, &fp); 3355 if (error) 3356 return (error); 3357 linux_to_bsd_v4l2_buffer(&l_vbuf, &vbuf); 3358 if ((args->cmd & 0xffff) == LINUX_VIDIOC_QUERYBUF) 3359 error = fo_ioctl(fp, VIDIOC_QUERYBUF, &vbuf, 3360 td->td_ucred, td); 3361 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_QBUF) 3362 error = fo_ioctl(fp, VIDIOC_QBUF, &vbuf, 3363 td->td_ucred, td); 3364 else 3365 error = fo_ioctl(fp, VIDIOC_DQBUF, &vbuf, 3366 td->td_ucred, td); 3367 bsd_to_linux_v4l2_buffer(&vbuf, &l_vbuf); 3368 if (error == 0) 3369 error = copyout(&l_vbuf, (void *)args->arg, 3370 sizeof(l_vbuf)); 3371 fdrop(fp, td); 3372 return (error); 3373 3374 /* 3375 * XXX TODO - these need 32 -> 64 bit conversion: 3376 * (are any of them needed for webcams?) 3377 */ 3378 case LINUX_VIDIOC_G_FBUF: 3379 case LINUX_VIDIOC_S_FBUF: 3380 3381 case LINUX_VIDIOC_G_EXT_CTRLS: 3382 case LINUX_VIDIOC_S_EXT_CTRLS: 3383 case LINUX_VIDIOC_TRY_EXT_CTRLS: 3384 3385 case LINUX_VIDIOC_DQEVENT: 3386 3387 default: return (ENOIOCTL); 3388 } 3389 3390 error = sys_ioctl(td, (struct ioctl_args *)args); 3391 return (error); 3392 } 3393 3394 /* 3395 * Support for emulators/linux-libusb. This port uses FBSD_LUSB* macros 3396 * instead of USB* ones. This lets us to provide correct values for cmd. 3397 * 0xffffffe0 -- 0xffffffff range seemed to be the least collision-prone. 3398 */ 3399 static int 3400 linux_ioctl_fbsd_usb(struct thread *td, struct linux_ioctl_args *args) 3401 { 3402 int error; 3403 3404 error = 0; 3405 switch (args->cmd) { 3406 case FBSD_LUSB_DEVICEENUMERATE: 3407 args->cmd = USB_DEVICEENUMERATE; 3408 break; 3409 case FBSD_LUSB_DEV_QUIRK_ADD: 3410 args->cmd = USB_DEV_QUIRK_ADD; 3411 break; 3412 case FBSD_LUSB_DEV_QUIRK_GET: 3413 args->cmd = USB_DEV_QUIRK_GET; 3414 break; 3415 case FBSD_LUSB_DEV_QUIRK_REMOVE: 3416 args->cmd = USB_DEV_QUIRK_REMOVE; 3417 break; 3418 case FBSD_LUSB_DO_REQUEST: 3419 args->cmd = USB_DO_REQUEST; 3420 break; 3421 case FBSD_LUSB_FS_CLEAR_STALL_SYNC: 3422 args->cmd = USB_FS_CLEAR_STALL_SYNC; 3423 break; 3424 case FBSD_LUSB_FS_CLOSE: 3425 args->cmd = USB_FS_CLOSE; 3426 break; 3427 case FBSD_LUSB_FS_COMPLETE: 3428 args->cmd = USB_FS_COMPLETE; 3429 break; 3430 case FBSD_LUSB_FS_INIT: 3431 args->cmd = USB_FS_INIT; 3432 break; 3433 case FBSD_LUSB_FS_OPEN: 3434 args->cmd = USB_FS_OPEN; 3435 break; 3436 case FBSD_LUSB_FS_START: 3437 args->cmd = USB_FS_START; 3438 break; 3439 case FBSD_LUSB_FS_STOP: 3440 args->cmd = USB_FS_STOP; 3441 break; 3442 case FBSD_LUSB_FS_UNINIT: 3443 args->cmd = USB_FS_UNINIT; 3444 break; 3445 case FBSD_LUSB_GET_CONFIG: 3446 args->cmd = USB_GET_CONFIG; 3447 break; 3448 case FBSD_LUSB_GET_DEVICEINFO: 3449 args->cmd = USB_GET_DEVICEINFO; 3450 break; 3451 case FBSD_LUSB_GET_DEVICE_DESC: 3452 args->cmd = USB_GET_DEVICE_DESC; 3453 break; 3454 case FBSD_LUSB_GET_FULL_DESC: 3455 args->cmd = USB_GET_FULL_DESC; 3456 break; 3457 case FBSD_LUSB_GET_IFACE_DRIVER: 3458 args->cmd = USB_GET_IFACE_DRIVER; 3459 break; 3460 case FBSD_LUSB_GET_PLUGTIME: 3461 args->cmd = USB_GET_PLUGTIME; 3462 break; 3463 case FBSD_LUSB_GET_POWER_MODE: 3464 args->cmd = USB_GET_POWER_MODE; 3465 break; 3466 case FBSD_LUSB_GET_REPORT_DESC: 3467 args->cmd = USB_GET_REPORT_DESC; 3468 break; 3469 case FBSD_LUSB_GET_REPORT_ID: 3470 args->cmd = USB_GET_REPORT_ID; 3471 break; 3472 case FBSD_LUSB_GET_TEMPLATE: 3473 args->cmd = USB_GET_TEMPLATE; 3474 break; 3475 case FBSD_LUSB_IFACE_DRIVER_ACTIVE: 3476 args->cmd = USB_IFACE_DRIVER_ACTIVE; 3477 break; 3478 case FBSD_LUSB_IFACE_DRIVER_DETACH: 3479 args->cmd = USB_IFACE_DRIVER_DETACH; 3480 break; 3481 case FBSD_LUSB_QUIRK_NAME_GET: 3482 args->cmd = USB_QUIRK_NAME_GET; 3483 break; 3484 case FBSD_LUSB_READ_DIR: 3485 args->cmd = USB_READ_DIR; 3486 break; 3487 case FBSD_LUSB_SET_ALTINTERFACE: 3488 args->cmd = USB_SET_ALTINTERFACE; 3489 break; 3490 case FBSD_LUSB_SET_CONFIG: 3491 args->cmd = USB_SET_CONFIG; 3492 break; 3493 case FBSD_LUSB_SET_IMMED: 3494 args->cmd = USB_SET_IMMED; 3495 break; 3496 case FBSD_LUSB_SET_POWER_MODE: 3497 args->cmd = USB_SET_POWER_MODE; 3498 break; 3499 case FBSD_LUSB_SET_TEMPLATE: 3500 args->cmd = USB_SET_TEMPLATE; 3501 break; 3502 case FBSD_LUSB_FS_OPEN_STREAM: 3503 args->cmd = USB_FS_OPEN_STREAM; 3504 break; 3505 case FBSD_LUSB_GET_DEV_PORT_PATH: 3506 args->cmd = USB_GET_DEV_PORT_PATH; 3507 break; 3508 case FBSD_LUSB_GET_POWER_USAGE: 3509 args->cmd = USB_GET_POWER_USAGE; 3510 break; 3511 case FBSD_LUSB_DEVICESTATS: 3512 args->cmd = USB_DEVICESTATS; 3513 break; 3514 default: 3515 error = ENOIOCTL; 3516 } 3517 if (error != ENOIOCTL) 3518 error = sys_ioctl(td, (struct ioctl_args *)args); 3519 return (error); 3520 } 3521 3522 /* 3523 * Some evdev ioctls must be translated. 3524 * - EVIOCGMTSLOTS is a IOC_READ ioctl on Linux although it has input data 3525 * (must be IOC_INOUT on FreeBSD). 3526 * - On Linux, EVIOCGRAB, EVIOCREVOKE and EVIOCRMFF are defined as _IOW with 3527 * an int argument. You don't pass an int pointer to the ioctl(), however, 3528 * but just the int directly. On FreeBSD, they are defined as _IOWINT for 3529 * this to work. 3530 */ 3531 static int 3532 linux_ioctl_evdev(struct thread *td, struct linux_ioctl_args *args) 3533 { 3534 struct file *fp; 3535 clockid_t clock; 3536 int error; 3537 3538 args->cmd = SETDIR(args->cmd); 3539 3540 switch (args->cmd) { 3541 case (EVIOCGRAB & ~IOC_DIRMASK) | IOC_IN: 3542 args->cmd = EVIOCGRAB; 3543 break; 3544 case (EVIOCREVOKE & ~IOC_DIRMASK) | IOC_IN: 3545 args->cmd = EVIOCREVOKE; 3546 break; 3547 case (EVIOCRMFF & ~IOC_DIRMASK) | IOC_IN: 3548 args->cmd = EVIOCRMFF; 3549 break; 3550 case EVIOCSCLOCKID: { 3551 error = copyin(PTRIN(args->arg), &clock, sizeof(clock)); 3552 if (error != 0) 3553 return (error); 3554 if (clock & ~(LINUX_IOCTL_EVDEV_CLK)) 3555 return (EINVAL); 3556 error = linux_to_native_clockid(&clock, clock); 3557 if (error != 0) 3558 return (error); 3559 3560 error = fget(td, args->fd, 3561 &cap_ioctl_rights, &fp); 3562 if (error != 0) 3563 return (error); 3564 3565 error = fo_ioctl(fp, EVIOCSCLOCKID, &clock, td->td_ucred, td); 3566 fdrop(fp, td); 3567 return (error); 3568 } 3569 default: 3570 break; 3571 } 3572 3573 if (IOCBASECMD(args->cmd) == 3574 ((EVIOCGMTSLOTS(0) & ~IOC_DIRMASK) | IOC_OUT)) 3575 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_INOUT; 3576 3577 return (sys_ioctl(td, (struct ioctl_args *)args)); 3578 } 3579 3580 static int 3581 linux_ioctl_kcov(struct thread *td, struct linux_ioctl_args *args) 3582 { 3583 int error; 3584 3585 error = 0; 3586 switch (args->cmd & 0xffff) { 3587 case LINUX_KCOV_INIT_TRACE: 3588 args->cmd = KIOSETBUFSIZE; 3589 break; 3590 case LINUX_KCOV_ENABLE: 3591 args->cmd = KIOENABLE; 3592 if (args->arg == 0) 3593 args->arg = KCOV_MODE_TRACE_PC; 3594 else if (args->arg == 1) 3595 args->arg = KCOV_MODE_TRACE_CMP; 3596 else 3597 error = EINVAL; 3598 break; 3599 case LINUX_KCOV_DISABLE: 3600 args->cmd = KIODISABLE; 3601 break; 3602 default: 3603 error = ENOTTY; 3604 break; 3605 } 3606 3607 if (error == 0) 3608 error = sys_ioctl(td, (struct ioctl_args *)args); 3609 return (error); 3610 } 3611 3612 #ifndef COMPAT_LINUX32 3613 static int 3614 linux_ioctl_nvme(struct thread *td, struct linux_ioctl_args *args) 3615 { 3616 3617 /* 3618 * The NVMe drivers for namespace and controller implement these 3619 * commands using their native format. All the others are not 3620 * implemented yet. 3621 */ 3622 switch (args->cmd & 0xffff) { 3623 case LINUX_NVME_IOCTL_ID: 3624 args->cmd = NVME_IOCTL_ID; 3625 break; 3626 case LINUX_NVME_IOCTL_RESET: 3627 args->cmd = NVME_IOCTL_RESET; 3628 break; 3629 case LINUX_NVME_IOCTL_ADMIN_CMD: 3630 args->cmd = NVME_IOCTL_ADMIN_CMD; 3631 break; 3632 case LINUX_NVME_IOCTL_IO_CMD: 3633 args->cmd = NVME_IOCTL_IO_CMD; 3634 break; 3635 default: 3636 return (ENODEV); 3637 } 3638 return (sys_ioctl(td, (struct ioctl_args *)args)); 3639 } 3640 #endif 3641 3642 static int 3643 linux_ioctl_hidraw(struct thread *td, struct linux_ioctl_args *args) 3644 { 3645 int len = (args->cmd & 0x3fff0000) >> 16; 3646 if (len > 8192) 3647 return (EINVAL); 3648 3649 switch (args->cmd & 0xffff) { 3650 case LINUX_HIDIOCGRDESCSIZE: 3651 args->cmd = HIDIOCGRDESCSIZE; 3652 break; 3653 case LINUX_HIDIOCGRDESC: 3654 args->cmd = HIDIOCGRDESC; 3655 break; 3656 case LINUX_HIDIOCGRAWINFO: 3657 args->cmd = HIDIOCGRAWINFO; 3658 break; 3659 case LINUX_HIDIOCGRAWNAME: 3660 args->cmd = HIDIOCGRAWNAME(len); 3661 break; 3662 case LINUX_HIDIOCGRAWPHYS: 3663 args->cmd = HIDIOCGRAWPHYS(len); 3664 break; 3665 case LINUX_HIDIOCSFEATURE: 3666 args->cmd = HIDIOCSFEATURE(len); 3667 break; 3668 case LINUX_HIDIOCGFEATURE: 3669 args->cmd = HIDIOCGFEATURE(len); 3670 break; 3671 case LINUX_HIDIOCGRAWUNIQ: 3672 args->cmd = HIDIOCGRAWUNIQ(len); 3673 break; 3674 case LINUX_HIDIOCSINPUT: 3675 args->cmd = HIDIOCSINPUT(len); 3676 break; 3677 case LINUX_HIDIOCGINPUT: 3678 args->cmd = HIDIOCGINPUT(len); 3679 break; 3680 case LINUX_HIDIOCSOUTPUT: 3681 args->cmd = HIDIOCSOUTPUT(len); 3682 break; 3683 case LINUX_HIDIOCGOUTPUT: 3684 args->cmd = HIDIOCGOUTPUT(len); 3685 break; 3686 } 3687 3688 return (sys_ioctl(td, (struct ioctl_args *)args)); 3689 } 3690 3691 /* 3692 * main ioctl syscall function 3693 */ 3694 3695 static int 3696 linux_ioctl_fallback(struct thread *td, struct linux_ioctl_args *args) 3697 { 3698 struct file *fp; 3699 struct linux_ioctl_handler_element *he; 3700 int error, cmd; 3701 3702 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 3703 if (error != 0) 3704 return (error); 3705 if ((fp->f_flag & (FREAD|FWRITE)) == 0) { 3706 fdrop(fp, td); 3707 return (EBADF); 3708 } 3709 3710 /* Iterate over the ioctl handlers */ 3711 cmd = args->cmd & 0xffff; 3712 sx_slock(&linux_ioctl_sx); 3713 mtx_lock(&Giant); 3714 #ifdef COMPAT_LINUX32 3715 TAILQ_FOREACH(he, &linux32_ioctl_handlers, list) { 3716 if (cmd >= he->low && cmd <= he->high) { 3717 error = (*he->func)(td, args); 3718 if (error != ENOIOCTL) { 3719 mtx_unlock(&Giant); 3720 sx_sunlock(&linux_ioctl_sx); 3721 fdrop(fp, td); 3722 return (error); 3723 } 3724 } 3725 } 3726 #endif 3727 TAILQ_FOREACH(he, &linux_ioctl_handlers, list) { 3728 if (cmd >= he->low && cmd <= he->high) { 3729 error = (*he->func)(td, args); 3730 if (error != ENOIOCTL) { 3731 mtx_unlock(&Giant); 3732 sx_sunlock(&linux_ioctl_sx); 3733 fdrop(fp, td); 3734 return (error); 3735 } 3736 } 3737 } 3738 mtx_unlock(&Giant); 3739 sx_sunlock(&linux_ioctl_sx); 3740 fdrop(fp, td); 3741 3742 switch (args->cmd & 0xffff) { 3743 case LINUX_BTRFS_IOC_CLONE: 3744 case LINUX_F2FS_IOC_GET_FEATURES: 3745 case LINUX_FS_IOC_FIEMAP: 3746 return (ENOTSUP); 3747 3748 default: 3749 linux_msg(td, "%s fd=%d, cmd=0x%x ('%c',%d) is not implemented", 3750 __func__, args->fd, args->cmd, 3751 (int)(args->cmd & 0xff00) >> 8, (int)(args->cmd & 0xff)); 3752 break; 3753 } 3754 3755 return (EINVAL); 3756 } 3757 3758 int 3759 linux_ioctl(struct thread *td, struct linux_ioctl_args *args) 3760 { 3761 struct linux_ioctl_handler *handler; 3762 int error, cmd, i; 3763 3764 cmd = args->cmd & 0xffff; 3765 3766 /* 3767 * array of ioctls known at compilation time. Elides a lot of work on 3768 * each call compared to the list variant. Everything frequently used 3769 * should be moved here. 3770 * 3771 * Arguably the magic creating the list should create an array instead. 3772 * 3773 * For now just a linear scan. 3774 */ 3775 for (i = 0; i < nitems(linux_ioctls); i++) { 3776 handler = &linux_ioctls[i]; 3777 if (cmd >= handler->low && cmd <= handler->high) { 3778 error = (*handler->func)(td, args); 3779 if (error != ENOIOCTL) { 3780 return (error); 3781 } 3782 } 3783 } 3784 return (linux_ioctl_fallback(td, args)); 3785 } 3786 3787 int 3788 linux_ioctl_register_handler(struct linux_ioctl_handler *h) 3789 { 3790 struct linux_ioctl_handler_element *he, *cur; 3791 3792 if (h == NULL || h->func == NULL) 3793 return (EINVAL); 3794 3795 /* 3796 * Reuse the element if the handler is already on the list, otherwise 3797 * create a new element. 3798 */ 3799 sx_xlock(&linux_ioctl_sx); 3800 TAILQ_FOREACH(he, &linux_ioctl_handlers, list) { 3801 if (he->func == h->func) 3802 break; 3803 } 3804 if (he == NULL) { 3805 he = malloc(sizeof(*he), 3806 M_LINUX, M_WAITOK); 3807 he->func = h->func; 3808 } else 3809 TAILQ_REMOVE(&linux_ioctl_handlers, he, list); 3810 3811 /* Initialize range information. */ 3812 he->low = h->low; 3813 he->high = h->high; 3814 he->span = h->high - h->low + 1; 3815 3816 /* Add the element to the list, sorted on span. */ 3817 TAILQ_FOREACH(cur, &linux_ioctl_handlers, list) { 3818 if (cur->span > he->span) { 3819 TAILQ_INSERT_BEFORE(cur, he, list); 3820 sx_xunlock(&linux_ioctl_sx); 3821 return (0); 3822 } 3823 } 3824 TAILQ_INSERT_TAIL(&linux_ioctl_handlers, he, list); 3825 sx_xunlock(&linux_ioctl_sx); 3826 3827 return (0); 3828 } 3829 3830 int 3831 linux_ioctl_unregister_handler(struct linux_ioctl_handler *h) 3832 { 3833 struct linux_ioctl_handler_element *he; 3834 3835 if (h == NULL || h->func == NULL) 3836 return (EINVAL); 3837 3838 sx_xlock(&linux_ioctl_sx); 3839 TAILQ_FOREACH(he, &linux_ioctl_handlers, list) { 3840 if (he->func == h->func) { 3841 TAILQ_REMOVE(&linux_ioctl_handlers, he, list); 3842 sx_xunlock(&linux_ioctl_sx); 3843 free(he, M_LINUX); 3844 return (0); 3845 } 3846 } 3847 sx_xunlock(&linux_ioctl_sx); 3848 3849 return (EINVAL); 3850 } 3851 3852 #ifdef COMPAT_LINUX32 3853 int 3854 linux32_ioctl_register_handler(struct linux_ioctl_handler *h) 3855 { 3856 struct linux_ioctl_handler_element *he, *cur; 3857 3858 if (h == NULL || h->func == NULL) 3859 return (EINVAL); 3860 3861 /* 3862 * Reuse the element if the handler is already on the list, otherwise 3863 * create a new element. 3864 */ 3865 sx_xlock(&linux_ioctl_sx); 3866 TAILQ_FOREACH(he, &linux32_ioctl_handlers, list) { 3867 if (he->func == h->func) 3868 break; 3869 } 3870 if (he == NULL) { 3871 he = malloc(sizeof(*he), M_LINUX, M_WAITOK); 3872 he->func = h->func; 3873 } else 3874 TAILQ_REMOVE(&linux32_ioctl_handlers, he, list); 3875 3876 /* Initialize range information. */ 3877 he->low = h->low; 3878 he->high = h->high; 3879 he->span = h->high - h->low + 1; 3880 3881 /* Add the element to the list, sorted on span. */ 3882 TAILQ_FOREACH(cur, &linux32_ioctl_handlers, list) { 3883 if (cur->span > he->span) { 3884 TAILQ_INSERT_BEFORE(cur, he, list); 3885 sx_xunlock(&linux_ioctl_sx); 3886 return (0); 3887 } 3888 } 3889 TAILQ_INSERT_TAIL(&linux32_ioctl_handlers, he, list); 3890 sx_xunlock(&linux_ioctl_sx); 3891 3892 return (0); 3893 } 3894 3895 int 3896 linux32_ioctl_unregister_handler(struct linux_ioctl_handler *h) 3897 { 3898 struct linux_ioctl_handler_element *he; 3899 3900 if (h == NULL || h->func == NULL) 3901 return (EINVAL); 3902 3903 sx_xlock(&linux_ioctl_sx); 3904 TAILQ_FOREACH(he, &linux32_ioctl_handlers, list) { 3905 if (he->func == h->func) { 3906 TAILQ_REMOVE(&linux32_ioctl_handlers, he, list); 3907 sx_xunlock(&linux_ioctl_sx); 3908 free(he, M_LINUX); 3909 return (0); 3910 } 3911 } 3912 sx_xunlock(&linux_ioctl_sx); 3913 3914 return (EINVAL); 3915 } 3916 #endif 3917