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