1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 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 "opt_compat.h" 30 31 #include <sys/cdefs.h> 32 __FBSDID("$FreeBSD$"); 33 34 #include <sys/param.h> 35 #include <sys/systm.h> 36 #include <sys/sysproto.h> 37 #ifdef COMPAT_LINUX32 38 #include <sys/abi_compat.h> 39 #endif 40 #include <sys/capsicum.h> 41 #include <sys/cdio.h> 42 #include <sys/dvdio.h> 43 #include <sys/conf.h> 44 #include <sys/disk.h> 45 #include <sys/consio.h> 46 #include <sys/ctype.h> 47 #include <sys/fcntl.h> 48 #include <sys/file.h> 49 #include <sys/filedesc.h> 50 #include <sys/filio.h> 51 #include <sys/jail.h> 52 #include <sys/kbio.h> 53 #include <sys/kernel.h> 54 #include <sys/linker_set.h> 55 #include <sys/lock.h> 56 #include <sys/malloc.h> 57 #include <sys/proc.h> 58 #include <sys/sbuf.h> 59 #include <sys/socket.h> 60 #include <sys/sockio.h> 61 #include <sys/soundcard.h> 62 #include <sys/stdint.h> 63 #include <sys/sx.h> 64 #include <sys/sysctl.h> 65 #include <sys/tty.h> 66 #include <sys/uio.h> 67 #include <sys/types.h> 68 #include <sys/mman.h> 69 #include <sys/resourcevar.h> 70 71 #include <net/if.h> 72 #include <net/if_var.h> 73 #include <net/if_dl.h> 74 #include <net/if_types.h> 75 76 #include <dev/evdev/input.h> 77 #include <dev/usb/usb_ioctl.h> 78 79 #ifdef COMPAT_LINUX32 80 #include <machine/../linux32/linux.h> 81 #include <machine/../linux32/linux32_proto.h> 82 #else 83 #include <machine/../linux/linux.h> 84 #include <machine/../linux/linux_proto.h> 85 #endif 86 87 #include <compat/linux/linux_common.h> 88 #include <compat/linux/linux_ioctl.h> 89 #include <compat/linux/linux_mib.h> 90 #include <compat/linux/linux_socket.h> 91 #include <compat/linux/linux_timer.h> 92 #include <compat/linux/linux_util.h> 93 94 #include <contrib/v4l/videodev.h> 95 #include <compat/linux/linux_videodev_compat.h> 96 97 #include <contrib/v4l/videodev2.h> 98 #include <compat/linux/linux_videodev2_compat.h> 99 100 #include <cam/scsi/scsi_sg.h> 101 102 CTASSERT(LINUX_IFNAMSIZ == IFNAMSIZ); 103 104 static linux_ioctl_function_t linux_ioctl_cdrom; 105 static linux_ioctl_function_t linux_ioctl_vfat; 106 static linux_ioctl_function_t linux_ioctl_console; 107 static linux_ioctl_function_t linux_ioctl_hdio; 108 static linux_ioctl_function_t linux_ioctl_disk; 109 static linux_ioctl_function_t linux_ioctl_socket; 110 static linux_ioctl_function_t linux_ioctl_sound; 111 static linux_ioctl_function_t linux_ioctl_termio; 112 static linux_ioctl_function_t linux_ioctl_private; 113 static linux_ioctl_function_t linux_ioctl_drm; 114 static linux_ioctl_function_t linux_ioctl_sg; 115 static linux_ioctl_function_t linux_ioctl_v4l; 116 static linux_ioctl_function_t linux_ioctl_v4l2; 117 static linux_ioctl_function_t linux_ioctl_special; 118 static linux_ioctl_function_t linux_ioctl_fbsd_usb; 119 static linux_ioctl_function_t linux_ioctl_evdev; 120 121 static struct linux_ioctl_handler cdrom_handler = 122 { linux_ioctl_cdrom, LINUX_IOCTL_CDROM_MIN, LINUX_IOCTL_CDROM_MAX }; 123 static struct linux_ioctl_handler vfat_handler = 124 { linux_ioctl_vfat, LINUX_IOCTL_VFAT_MIN, LINUX_IOCTL_VFAT_MAX }; 125 static struct linux_ioctl_handler console_handler = 126 { linux_ioctl_console, LINUX_IOCTL_CONSOLE_MIN, LINUX_IOCTL_CONSOLE_MAX }; 127 static struct linux_ioctl_handler hdio_handler = 128 { linux_ioctl_hdio, LINUX_IOCTL_HDIO_MIN, LINUX_IOCTL_HDIO_MAX }; 129 static struct linux_ioctl_handler disk_handler = 130 { linux_ioctl_disk, LINUX_IOCTL_DISK_MIN, LINUX_IOCTL_DISK_MAX }; 131 static struct linux_ioctl_handler socket_handler = 132 { linux_ioctl_socket, LINUX_IOCTL_SOCKET_MIN, LINUX_IOCTL_SOCKET_MAX }; 133 static struct linux_ioctl_handler sound_handler = 134 { linux_ioctl_sound, LINUX_IOCTL_SOUND_MIN, LINUX_IOCTL_SOUND_MAX }; 135 static struct linux_ioctl_handler termio_handler = 136 { linux_ioctl_termio, LINUX_IOCTL_TERMIO_MIN, LINUX_IOCTL_TERMIO_MAX }; 137 static struct linux_ioctl_handler private_handler = 138 { linux_ioctl_private, LINUX_IOCTL_PRIVATE_MIN, LINUX_IOCTL_PRIVATE_MAX }; 139 static struct linux_ioctl_handler drm_handler = 140 { linux_ioctl_drm, LINUX_IOCTL_DRM_MIN, LINUX_IOCTL_DRM_MAX }; 141 static struct linux_ioctl_handler sg_handler = 142 { linux_ioctl_sg, LINUX_IOCTL_SG_MIN, LINUX_IOCTL_SG_MAX }; 143 static struct linux_ioctl_handler video_handler = 144 { linux_ioctl_v4l, LINUX_IOCTL_VIDEO_MIN, LINUX_IOCTL_VIDEO_MAX }; 145 static struct linux_ioctl_handler video2_handler = 146 { linux_ioctl_v4l2, LINUX_IOCTL_VIDEO2_MIN, LINUX_IOCTL_VIDEO2_MAX }; 147 static struct linux_ioctl_handler fbsd_usb = 148 { linux_ioctl_fbsd_usb, FBSD_LUSB_MIN, FBSD_LUSB_MAX }; 149 static struct linux_ioctl_handler evdev_handler = 150 { linux_ioctl_evdev, LINUX_IOCTL_EVDEV_MIN, LINUX_IOCTL_EVDEV_MAX }; 151 152 DATA_SET(linux_ioctl_handler_set, cdrom_handler); 153 DATA_SET(linux_ioctl_handler_set, vfat_handler); 154 DATA_SET(linux_ioctl_handler_set, console_handler); 155 DATA_SET(linux_ioctl_handler_set, hdio_handler); 156 DATA_SET(linux_ioctl_handler_set, disk_handler); 157 DATA_SET(linux_ioctl_handler_set, socket_handler); 158 DATA_SET(linux_ioctl_handler_set, sound_handler); 159 DATA_SET(linux_ioctl_handler_set, termio_handler); 160 DATA_SET(linux_ioctl_handler_set, private_handler); 161 DATA_SET(linux_ioctl_handler_set, drm_handler); 162 DATA_SET(linux_ioctl_handler_set, sg_handler); 163 DATA_SET(linux_ioctl_handler_set, video_handler); 164 DATA_SET(linux_ioctl_handler_set, video2_handler); 165 DATA_SET(linux_ioctl_handler_set, fbsd_usb); 166 DATA_SET(linux_ioctl_handler_set, evdev_handler); 167 168 #ifdef __i386__ 169 static TAILQ_HEAD(, linux_ioctl_handler_element) linux_ioctl_handlers = 170 TAILQ_HEAD_INITIALIZER(linux_ioctl_handlers); 171 static struct sx linux_ioctl_sx; 172 SX_SYSINIT(linux_ioctl, &linux_ioctl_sx, "Linux ioctl handlers"); 173 #else 174 extern TAILQ_HEAD(, linux_ioctl_handler_element) linux_ioctl_handlers; 175 extern struct sx linux_ioctl_sx; 176 #endif 177 #ifdef COMPAT_LINUX32 178 static TAILQ_HEAD(, linux_ioctl_handler_element) linux32_ioctl_handlers = 179 TAILQ_HEAD_INITIALIZER(linux32_ioctl_handlers); 180 #endif 181 182 /* 183 * hdio related ioctls for VMWare support 184 */ 185 186 struct linux_hd_geometry { 187 u_int8_t heads; 188 u_int8_t sectors; 189 u_int16_t cylinders; 190 u_int32_t start; 191 }; 192 193 struct linux_hd_big_geometry { 194 u_int8_t heads; 195 u_int8_t sectors; 196 u_int32_t cylinders; 197 u_int32_t start; 198 }; 199 200 static int 201 linux_ioctl_hdio(struct thread *td, struct linux_ioctl_args *args) 202 { 203 struct file *fp; 204 int error; 205 u_int sectorsize, fwcylinders, fwheads, fwsectors; 206 off_t mediasize, bytespercyl; 207 208 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 209 if (error != 0) 210 return (error); 211 switch (args->cmd & 0xffff) { 212 case LINUX_HDIO_GET_GEO: 213 case LINUX_HDIO_GET_GEO_BIG: 214 error = fo_ioctl(fp, DIOCGMEDIASIZE, 215 (caddr_t)&mediasize, td->td_ucred, td); 216 if (!error) 217 error = fo_ioctl(fp, DIOCGSECTORSIZE, 218 (caddr_t)§orsize, td->td_ucred, td); 219 if (!error) 220 error = fo_ioctl(fp, DIOCGFWHEADS, 221 (caddr_t)&fwheads, td->td_ucred, td); 222 if (!error) 223 error = fo_ioctl(fp, DIOCGFWSECTORS, 224 (caddr_t)&fwsectors, td->td_ucred, td); 225 /* 226 * XXX: DIOCGFIRSTOFFSET is not yet implemented, so 227 * so pretend that GEOM always says 0. This is NOT VALID 228 * for slices or partitions, only the per-disk raw devices. 229 */ 230 231 fdrop(fp, td); 232 if (error) 233 return (error); 234 /* 235 * 1. Calculate the number of bytes in a cylinder, 236 * given the firmware's notion of heads and sectors 237 * per cylinder. 238 * 2. Calculate the number of cylinders, given the total 239 * size of the media. 240 * All internal calculations should have 64-bit precision. 241 */ 242 bytespercyl = (off_t) sectorsize * fwheads * fwsectors; 243 fwcylinders = mediasize / bytespercyl; 244 245 if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO) { 246 struct linux_hd_geometry hdg; 247 248 hdg.cylinders = fwcylinders; 249 hdg.heads = fwheads; 250 hdg.sectors = fwsectors; 251 hdg.start = 0; 252 error = copyout(&hdg, (void *)args->arg, sizeof(hdg)); 253 } else if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO_BIG) { 254 struct linux_hd_big_geometry hdbg; 255 256 memset(&hdbg, 0, sizeof(hdbg)); 257 hdbg.cylinders = fwcylinders; 258 hdbg.heads = fwheads; 259 hdbg.sectors = fwsectors; 260 hdbg.start = 0; 261 error = copyout(&hdbg, (void *)args->arg, sizeof(hdbg)); 262 } 263 return (error); 264 break; 265 default: 266 /* XXX */ 267 linux_msg(td, 268 "ioctl fd=%d, cmd=0x%x ('%c',%d) is not implemented", 269 args->fd, (int)(args->cmd & 0xffff), 270 (int)(args->cmd & 0xff00) >> 8, 271 (int)(args->cmd & 0xff)); 272 break; 273 } 274 fdrop(fp, td); 275 return (ENOIOCTL); 276 } 277 278 static int 279 linux_ioctl_disk(struct thread *td, struct linux_ioctl_args *args) 280 { 281 struct file *fp; 282 int error; 283 u_int sectorsize; 284 uint64_t blksize64; 285 off_t mediasize; 286 287 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 288 if (error != 0) 289 return (error); 290 switch (args->cmd & 0xffff) { 291 case LINUX_BLKGETSIZE: 292 error = fo_ioctl(fp, DIOCGSECTORSIZE, 293 (caddr_t)§orsize, td->td_ucred, td); 294 if (!error) 295 error = fo_ioctl(fp, DIOCGMEDIASIZE, 296 (caddr_t)&mediasize, td->td_ucred, td); 297 fdrop(fp, td); 298 if (error) 299 return (error); 300 sectorsize = mediasize / sectorsize; 301 /* 302 * XXX: How do we know we return the right size of integer ? 303 */ 304 return (copyout(§orsize, (void *)args->arg, 305 sizeof(sectorsize))); 306 break; 307 case LINUX_BLKGETSIZE64: 308 error = fo_ioctl(fp, DIOCGMEDIASIZE, 309 (caddr_t)&mediasize, td->td_ucred, td); 310 fdrop(fp, td); 311 if (error) 312 return (error); 313 blksize64 = mediasize;; 314 return (copyout(&blksize64, (void *)args->arg, 315 sizeof(blksize64))); 316 case LINUX_BLKSSZGET: 317 error = fo_ioctl(fp, DIOCGSECTORSIZE, 318 (caddr_t)§orsize, td->td_ucred, td); 319 fdrop(fp, td); 320 if (error) 321 return (error); 322 return (copyout(§orsize, (void *)args->arg, 323 sizeof(sectorsize))); 324 break; 325 } 326 fdrop(fp, td); 327 return (ENOIOCTL); 328 } 329 330 /* 331 * termio related ioctls 332 */ 333 334 struct linux_termio { 335 unsigned short c_iflag; 336 unsigned short c_oflag; 337 unsigned short c_cflag; 338 unsigned short c_lflag; 339 unsigned char c_line; 340 unsigned char c_cc[LINUX_NCC]; 341 }; 342 343 struct linux_termios { 344 unsigned int c_iflag; 345 unsigned int c_oflag; 346 unsigned int c_cflag; 347 unsigned int c_lflag; 348 unsigned char c_line; 349 unsigned char c_cc[LINUX_NCCS]; 350 }; 351 352 struct linux_winsize { 353 unsigned short ws_row, ws_col; 354 unsigned short ws_xpixel, ws_ypixel; 355 }; 356 357 struct speedtab { 358 int sp_speed; /* Speed. */ 359 int sp_code; /* Code. */ 360 }; 361 362 static struct speedtab sptab[] = { 363 { B0, LINUX_B0 }, { B50, LINUX_B50 }, 364 { B75, LINUX_B75 }, { B110, LINUX_B110 }, 365 { B134, LINUX_B134 }, { B150, LINUX_B150 }, 366 { B200, LINUX_B200 }, { B300, LINUX_B300 }, 367 { B600, LINUX_B600 }, { B1200, LINUX_B1200 }, 368 { B1800, LINUX_B1800 }, { B2400, LINUX_B2400 }, 369 { B4800, LINUX_B4800 }, { B9600, LINUX_B9600 }, 370 { B19200, LINUX_B19200 }, { B38400, LINUX_B38400 }, 371 { B57600, LINUX_B57600 }, { B115200, LINUX_B115200 }, 372 {-1, -1 } 373 }; 374 375 struct linux_serial_struct { 376 int type; 377 int line; 378 int port; 379 int irq; 380 int flags; 381 int xmit_fifo_size; 382 int custom_divisor; 383 int baud_base; 384 unsigned short close_delay; 385 char reserved_char[2]; 386 int hub6; 387 unsigned short closing_wait; 388 unsigned short closing_wait2; 389 int reserved[4]; 390 }; 391 392 static int 393 linux_to_bsd_speed(int code, struct speedtab *table) 394 { 395 for ( ; table->sp_code != -1; table++) 396 if (table->sp_code == code) 397 return (table->sp_speed); 398 return (-1); 399 } 400 401 static int 402 bsd_to_linux_speed(int speed, struct speedtab *table) 403 { 404 for ( ; table->sp_speed != -1; table++) 405 if (table->sp_speed == speed) 406 return (table->sp_code); 407 return (-1); 408 } 409 410 static void 411 bsd_to_linux_termios(struct termios *bios, struct linux_termios *lios) 412 { 413 int i; 414 415 lios->c_iflag = 0; 416 if (bios->c_iflag & IGNBRK) 417 lios->c_iflag |= LINUX_IGNBRK; 418 if (bios->c_iflag & BRKINT) 419 lios->c_iflag |= LINUX_BRKINT; 420 if (bios->c_iflag & IGNPAR) 421 lios->c_iflag |= LINUX_IGNPAR; 422 if (bios->c_iflag & PARMRK) 423 lios->c_iflag |= LINUX_PARMRK; 424 if (bios->c_iflag & INPCK) 425 lios->c_iflag |= LINUX_INPCK; 426 if (bios->c_iflag & ISTRIP) 427 lios->c_iflag |= LINUX_ISTRIP; 428 if (bios->c_iflag & INLCR) 429 lios->c_iflag |= LINUX_INLCR; 430 if (bios->c_iflag & IGNCR) 431 lios->c_iflag |= LINUX_IGNCR; 432 if (bios->c_iflag & ICRNL) 433 lios->c_iflag |= LINUX_ICRNL; 434 if (bios->c_iflag & IXON) 435 lios->c_iflag |= LINUX_IXON; 436 if (bios->c_iflag & IXANY) 437 lios->c_iflag |= LINUX_IXANY; 438 if (bios->c_iflag & IXOFF) 439 lios->c_iflag |= LINUX_IXOFF; 440 if (bios->c_iflag & IMAXBEL) 441 lios->c_iflag |= LINUX_IMAXBEL; 442 443 lios->c_oflag = 0; 444 if (bios->c_oflag & OPOST) 445 lios->c_oflag |= LINUX_OPOST; 446 if (bios->c_oflag & ONLCR) 447 lios->c_oflag |= LINUX_ONLCR; 448 if (bios->c_oflag & TAB3) 449 lios->c_oflag |= LINUX_XTABS; 450 451 lios->c_cflag = bsd_to_linux_speed(bios->c_ispeed, sptab); 452 lios->c_cflag |= (bios->c_cflag & CSIZE) >> 4; 453 if (bios->c_cflag & CSTOPB) 454 lios->c_cflag |= LINUX_CSTOPB; 455 if (bios->c_cflag & CREAD) 456 lios->c_cflag |= LINUX_CREAD; 457 if (bios->c_cflag & PARENB) 458 lios->c_cflag |= LINUX_PARENB; 459 if (bios->c_cflag & PARODD) 460 lios->c_cflag |= LINUX_PARODD; 461 if (bios->c_cflag & HUPCL) 462 lios->c_cflag |= LINUX_HUPCL; 463 if (bios->c_cflag & CLOCAL) 464 lios->c_cflag |= LINUX_CLOCAL; 465 if (bios->c_cflag & CRTSCTS) 466 lios->c_cflag |= LINUX_CRTSCTS; 467 468 lios->c_lflag = 0; 469 if (bios->c_lflag & ISIG) 470 lios->c_lflag |= LINUX_ISIG; 471 if (bios->c_lflag & ICANON) 472 lios->c_lflag |= LINUX_ICANON; 473 if (bios->c_lflag & ECHO) 474 lios->c_lflag |= LINUX_ECHO; 475 if (bios->c_lflag & ECHOE) 476 lios->c_lflag |= LINUX_ECHOE; 477 if (bios->c_lflag & ECHOK) 478 lios->c_lflag |= LINUX_ECHOK; 479 if (bios->c_lflag & ECHONL) 480 lios->c_lflag |= LINUX_ECHONL; 481 if (bios->c_lflag & NOFLSH) 482 lios->c_lflag |= LINUX_NOFLSH; 483 if (bios->c_lflag & TOSTOP) 484 lios->c_lflag |= LINUX_TOSTOP; 485 if (bios->c_lflag & ECHOCTL) 486 lios->c_lflag |= LINUX_ECHOCTL; 487 if (bios->c_lflag & ECHOPRT) 488 lios->c_lflag |= LINUX_ECHOPRT; 489 if (bios->c_lflag & ECHOKE) 490 lios->c_lflag |= LINUX_ECHOKE; 491 if (bios->c_lflag & FLUSHO) 492 lios->c_lflag |= LINUX_FLUSHO; 493 if (bios->c_lflag & PENDIN) 494 lios->c_lflag |= LINUX_PENDIN; 495 if (bios->c_lflag & IEXTEN) 496 lios->c_lflag |= LINUX_IEXTEN; 497 498 for (i=0; i<LINUX_NCCS; i++) 499 lios->c_cc[i] = LINUX_POSIX_VDISABLE; 500 lios->c_cc[LINUX_VINTR] = bios->c_cc[VINTR]; 501 lios->c_cc[LINUX_VQUIT] = bios->c_cc[VQUIT]; 502 lios->c_cc[LINUX_VERASE] = bios->c_cc[VERASE]; 503 lios->c_cc[LINUX_VKILL] = bios->c_cc[VKILL]; 504 lios->c_cc[LINUX_VEOF] = bios->c_cc[VEOF]; 505 lios->c_cc[LINUX_VEOL] = bios->c_cc[VEOL]; 506 lios->c_cc[LINUX_VMIN] = bios->c_cc[VMIN]; 507 lios->c_cc[LINUX_VTIME] = bios->c_cc[VTIME]; 508 lios->c_cc[LINUX_VEOL2] = bios->c_cc[VEOL2]; 509 lios->c_cc[LINUX_VSUSP] = bios->c_cc[VSUSP]; 510 lios->c_cc[LINUX_VSTART] = bios->c_cc[VSTART]; 511 lios->c_cc[LINUX_VSTOP] = bios->c_cc[VSTOP]; 512 lios->c_cc[LINUX_VREPRINT] = bios->c_cc[VREPRINT]; 513 lios->c_cc[LINUX_VDISCARD] = bios->c_cc[VDISCARD]; 514 lios->c_cc[LINUX_VWERASE] = bios->c_cc[VWERASE]; 515 lios->c_cc[LINUX_VLNEXT] = bios->c_cc[VLNEXT]; 516 if (linux_preserve_vstatus) 517 lios->c_cc[LINUX_VSTATUS] = bios->c_cc[VSTATUS]; 518 519 for (i=0; i<LINUX_NCCS; i++) { 520 if (i != LINUX_VMIN && i != LINUX_VTIME && 521 lios->c_cc[i] == _POSIX_VDISABLE) 522 lios->c_cc[i] = LINUX_POSIX_VDISABLE; 523 } 524 lios->c_line = 0; 525 } 526 527 static void 528 linux_to_bsd_termios(struct linux_termios *lios, struct termios *bios) 529 { 530 int i; 531 532 bios->c_iflag = 0; 533 if (lios->c_iflag & LINUX_IGNBRK) 534 bios->c_iflag |= IGNBRK; 535 if (lios->c_iflag & LINUX_BRKINT) 536 bios->c_iflag |= BRKINT; 537 if (lios->c_iflag & LINUX_IGNPAR) 538 bios->c_iflag |= IGNPAR; 539 if (lios->c_iflag & LINUX_PARMRK) 540 bios->c_iflag |= PARMRK; 541 if (lios->c_iflag & LINUX_INPCK) 542 bios->c_iflag |= INPCK; 543 if (lios->c_iflag & LINUX_ISTRIP) 544 bios->c_iflag |= ISTRIP; 545 if (lios->c_iflag & LINUX_INLCR) 546 bios->c_iflag |= INLCR; 547 if (lios->c_iflag & LINUX_IGNCR) 548 bios->c_iflag |= IGNCR; 549 if (lios->c_iflag & LINUX_ICRNL) 550 bios->c_iflag |= ICRNL; 551 if (lios->c_iflag & LINUX_IXON) 552 bios->c_iflag |= IXON; 553 if (lios->c_iflag & LINUX_IXANY) 554 bios->c_iflag |= IXANY; 555 if (lios->c_iflag & LINUX_IXOFF) 556 bios->c_iflag |= IXOFF; 557 if (lios->c_iflag & LINUX_IMAXBEL) 558 bios->c_iflag |= IMAXBEL; 559 560 bios->c_oflag = 0; 561 if (lios->c_oflag & LINUX_OPOST) 562 bios->c_oflag |= OPOST; 563 if (lios->c_oflag & LINUX_ONLCR) 564 bios->c_oflag |= ONLCR; 565 if (lios->c_oflag & LINUX_XTABS) 566 bios->c_oflag |= TAB3; 567 568 bios->c_cflag = (lios->c_cflag & LINUX_CSIZE) << 4; 569 if (lios->c_cflag & LINUX_CSTOPB) 570 bios->c_cflag |= CSTOPB; 571 if (lios->c_cflag & LINUX_CREAD) 572 bios->c_cflag |= CREAD; 573 if (lios->c_cflag & LINUX_PARENB) 574 bios->c_cflag |= PARENB; 575 if (lios->c_cflag & LINUX_PARODD) 576 bios->c_cflag |= PARODD; 577 if (lios->c_cflag & LINUX_HUPCL) 578 bios->c_cflag |= HUPCL; 579 if (lios->c_cflag & LINUX_CLOCAL) 580 bios->c_cflag |= CLOCAL; 581 if (lios->c_cflag & LINUX_CRTSCTS) 582 bios->c_cflag |= CRTSCTS; 583 584 bios->c_lflag = 0; 585 if (lios->c_lflag & LINUX_ISIG) 586 bios->c_lflag |= ISIG; 587 if (lios->c_lflag & LINUX_ICANON) 588 bios->c_lflag |= ICANON; 589 if (lios->c_lflag & LINUX_ECHO) 590 bios->c_lflag |= ECHO; 591 if (lios->c_lflag & LINUX_ECHOE) 592 bios->c_lflag |= ECHOE; 593 if (lios->c_lflag & LINUX_ECHOK) 594 bios->c_lflag |= ECHOK; 595 if (lios->c_lflag & LINUX_ECHONL) 596 bios->c_lflag |= ECHONL; 597 if (lios->c_lflag & LINUX_NOFLSH) 598 bios->c_lflag |= NOFLSH; 599 if (lios->c_lflag & LINUX_TOSTOP) 600 bios->c_lflag |= TOSTOP; 601 if (lios->c_lflag & LINUX_ECHOCTL) 602 bios->c_lflag |= ECHOCTL; 603 if (lios->c_lflag & LINUX_ECHOPRT) 604 bios->c_lflag |= ECHOPRT; 605 if (lios->c_lflag & LINUX_ECHOKE) 606 bios->c_lflag |= ECHOKE; 607 if (lios->c_lflag & LINUX_FLUSHO) 608 bios->c_lflag |= FLUSHO; 609 if (lios->c_lflag & LINUX_PENDIN) 610 bios->c_lflag |= PENDIN; 611 if (lios->c_lflag & LINUX_IEXTEN) 612 bios->c_lflag |= IEXTEN; 613 614 for (i=0; i<NCCS; i++) 615 bios->c_cc[i] = _POSIX_VDISABLE; 616 bios->c_cc[VINTR] = lios->c_cc[LINUX_VINTR]; 617 bios->c_cc[VQUIT] = lios->c_cc[LINUX_VQUIT]; 618 bios->c_cc[VERASE] = lios->c_cc[LINUX_VERASE]; 619 bios->c_cc[VKILL] = lios->c_cc[LINUX_VKILL]; 620 bios->c_cc[VEOF] = lios->c_cc[LINUX_VEOF]; 621 bios->c_cc[VEOL] = lios->c_cc[LINUX_VEOL]; 622 bios->c_cc[VMIN] = lios->c_cc[LINUX_VMIN]; 623 bios->c_cc[VTIME] = lios->c_cc[LINUX_VTIME]; 624 bios->c_cc[VEOL2] = lios->c_cc[LINUX_VEOL2]; 625 bios->c_cc[VSUSP] = lios->c_cc[LINUX_VSUSP]; 626 bios->c_cc[VSTART] = lios->c_cc[LINUX_VSTART]; 627 bios->c_cc[VSTOP] = lios->c_cc[LINUX_VSTOP]; 628 bios->c_cc[VREPRINT] = lios->c_cc[LINUX_VREPRINT]; 629 bios->c_cc[VDISCARD] = lios->c_cc[LINUX_VDISCARD]; 630 bios->c_cc[VWERASE] = lios->c_cc[LINUX_VWERASE]; 631 bios->c_cc[VLNEXT] = lios->c_cc[LINUX_VLNEXT]; 632 if (linux_preserve_vstatus) 633 bios->c_cc[VSTATUS] = lios->c_cc[LINUX_VSTATUS]; 634 635 for (i=0; i<NCCS; i++) { 636 if (i != VMIN && i != VTIME && 637 bios->c_cc[i] == LINUX_POSIX_VDISABLE) 638 bios->c_cc[i] = _POSIX_VDISABLE; 639 } 640 641 bios->c_ispeed = bios->c_ospeed = 642 linux_to_bsd_speed(lios->c_cflag & LINUX_CBAUD, sptab); 643 } 644 645 static void 646 bsd_to_linux_termio(struct termios *bios, struct linux_termio *lio) 647 { 648 struct linux_termios lios; 649 650 memset(lio, 0, sizeof(*lio)); 651 bsd_to_linux_termios(bios, &lios); 652 lio->c_iflag = lios.c_iflag; 653 lio->c_oflag = lios.c_oflag; 654 lio->c_cflag = lios.c_cflag; 655 lio->c_lflag = lios.c_lflag; 656 lio->c_line = lios.c_line; 657 memcpy(lio->c_cc, lios.c_cc, LINUX_NCC); 658 } 659 660 static void 661 linux_to_bsd_termio(struct linux_termio *lio, struct termios *bios) 662 { 663 struct linux_termios lios; 664 int i; 665 666 lios.c_iflag = lio->c_iflag; 667 lios.c_oflag = lio->c_oflag; 668 lios.c_cflag = lio->c_cflag; 669 lios.c_lflag = lio->c_lflag; 670 for (i=LINUX_NCC; i<LINUX_NCCS; i++) 671 lios.c_cc[i] = LINUX_POSIX_VDISABLE; 672 memcpy(lios.c_cc, lio->c_cc, LINUX_NCC); 673 linux_to_bsd_termios(&lios, bios); 674 } 675 676 static int 677 linux_ioctl_termio(struct thread *td, struct linux_ioctl_args *args) 678 { 679 struct termios bios; 680 struct linux_termios lios; 681 struct linux_termio lio; 682 struct file *fp; 683 int error; 684 685 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 686 if (error != 0) 687 return (error); 688 689 switch (args->cmd & 0xffff) { 690 691 case LINUX_TCGETS: 692 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred, 693 td); 694 if (error) 695 break; 696 bsd_to_linux_termios(&bios, &lios); 697 error = copyout(&lios, (void *)args->arg, sizeof(lios)); 698 break; 699 700 case LINUX_TCSETS: 701 error = copyin((void *)args->arg, &lios, sizeof(lios)); 702 if (error) 703 break; 704 linux_to_bsd_termios(&lios, &bios); 705 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred, 706 td)); 707 break; 708 709 case LINUX_TCSETSW: 710 error = copyin((void *)args->arg, &lios, sizeof(lios)); 711 if (error) 712 break; 713 linux_to_bsd_termios(&lios, &bios); 714 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred, 715 td)); 716 break; 717 718 case LINUX_TCSETSF: 719 error = copyin((void *)args->arg, &lios, sizeof(lios)); 720 if (error) 721 break; 722 linux_to_bsd_termios(&lios, &bios); 723 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred, 724 td)); 725 break; 726 727 case LINUX_TCGETA: 728 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred, 729 td); 730 if (error) 731 break; 732 bsd_to_linux_termio(&bios, &lio); 733 error = (copyout(&lio, (void *)args->arg, sizeof(lio))); 734 break; 735 736 case LINUX_TCSETA: 737 error = copyin((void *)args->arg, &lio, sizeof(lio)); 738 if (error) 739 break; 740 linux_to_bsd_termio(&lio, &bios); 741 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred, 742 td)); 743 break; 744 745 case LINUX_TCSETAW: 746 error = copyin((void *)args->arg, &lio, sizeof(lio)); 747 if (error) 748 break; 749 linux_to_bsd_termio(&lio, &bios); 750 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred, 751 td)); 752 break; 753 754 case LINUX_TCSETAF: 755 error = copyin((void *)args->arg, &lio, sizeof(lio)); 756 if (error) 757 break; 758 linux_to_bsd_termio(&lio, &bios); 759 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred, 760 td)); 761 break; 762 763 /* LINUX_TCSBRK */ 764 765 case LINUX_TCXONC: { 766 switch (args->arg) { 767 case LINUX_TCOOFF: 768 args->cmd = TIOCSTOP; 769 break; 770 case LINUX_TCOON: 771 args->cmd = TIOCSTART; 772 break; 773 case LINUX_TCIOFF: 774 case LINUX_TCION: { 775 int c; 776 struct write_args wr; 777 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, 778 td->td_ucred, td); 779 if (error) 780 break; 781 fdrop(fp, td); 782 c = (args->arg == LINUX_TCIOFF) ? VSTOP : VSTART; 783 c = bios.c_cc[c]; 784 if (c != _POSIX_VDISABLE) { 785 wr.fd = args->fd; 786 wr.buf = &c; 787 wr.nbyte = sizeof(c); 788 return (sys_write(td, &wr)); 789 } else 790 return (0); 791 } 792 default: 793 fdrop(fp, td); 794 return (EINVAL); 795 } 796 args->arg = 0; 797 error = (sys_ioctl(td, (struct ioctl_args *)args)); 798 break; 799 } 800 801 case LINUX_TCFLSH: { 802 int val; 803 switch (args->arg) { 804 case LINUX_TCIFLUSH: 805 val = FREAD; 806 break; 807 case LINUX_TCOFLUSH: 808 val = FWRITE; 809 break; 810 case LINUX_TCIOFLUSH: 811 val = FREAD | FWRITE; 812 break; 813 default: 814 fdrop(fp, td); 815 return (EINVAL); 816 } 817 error = (fo_ioctl(fp,TIOCFLUSH,(caddr_t)&val,td->td_ucred,td)); 818 break; 819 } 820 821 case LINUX_TIOCEXCL: 822 args->cmd = TIOCEXCL; 823 error = (sys_ioctl(td, (struct ioctl_args *)args)); 824 break; 825 826 case LINUX_TIOCNXCL: 827 args->cmd = TIOCNXCL; 828 error = (sys_ioctl(td, (struct ioctl_args *)args)); 829 break; 830 831 case LINUX_TIOCSCTTY: 832 args->cmd = TIOCSCTTY; 833 error = (sys_ioctl(td, (struct ioctl_args *)args)); 834 break; 835 836 case LINUX_TIOCGPGRP: 837 args->cmd = TIOCGPGRP; 838 error = (sys_ioctl(td, (struct ioctl_args *)args)); 839 break; 840 841 case LINUX_TIOCSPGRP: 842 args->cmd = TIOCSPGRP; 843 error = (sys_ioctl(td, (struct ioctl_args *)args)); 844 break; 845 846 /* LINUX_TIOCOUTQ */ 847 /* LINUX_TIOCSTI */ 848 849 case LINUX_TIOCGWINSZ: 850 args->cmd = TIOCGWINSZ; 851 error = (sys_ioctl(td, (struct ioctl_args *)args)); 852 break; 853 854 case LINUX_TIOCSWINSZ: 855 args->cmd = TIOCSWINSZ; 856 error = (sys_ioctl(td, (struct ioctl_args *)args)); 857 break; 858 859 case LINUX_TIOCMGET: 860 args->cmd = TIOCMGET; 861 error = (sys_ioctl(td, (struct ioctl_args *)args)); 862 break; 863 864 case LINUX_TIOCMBIS: 865 args->cmd = TIOCMBIS; 866 error = (sys_ioctl(td, (struct ioctl_args *)args)); 867 break; 868 869 case LINUX_TIOCMBIC: 870 args->cmd = TIOCMBIC; 871 error = (sys_ioctl(td, (struct ioctl_args *)args)); 872 break; 873 874 case LINUX_TIOCMSET: 875 args->cmd = TIOCMSET; 876 error = (sys_ioctl(td, (struct ioctl_args *)args)); 877 break; 878 879 /* TIOCGSOFTCAR */ 880 /* TIOCSSOFTCAR */ 881 882 case LINUX_FIONREAD: /* LINUX_TIOCINQ */ 883 args->cmd = FIONREAD; 884 error = (sys_ioctl(td, (struct ioctl_args *)args)); 885 break; 886 887 /* LINUX_TIOCLINUX */ 888 889 case LINUX_TIOCCONS: 890 args->cmd = TIOCCONS; 891 error = (sys_ioctl(td, (struct ioctl_args *)args)); 892 break; 893 894 case LINUX_TIOCGSERIAL: { 895 struct linux_serial_struct lss; 896 897 bzero(&lss, sizeof(lss)); 898 lss.type = LINUX_PORT_16550A; 899 lss.flags = 0; 900 lss.close_delay = 0; 901 error = copyout(&lss, (void *)args->arg, sizeof(lss)); 902 break; 903 } 904 905 case LINUX_TIOCSSERIAL: { 906 struct linux_serial_struct lss; 907 error = copyin((void *)args->arg, &lss, sizeof(lss)); 908 if (error) 909 break; 910 /* XXX - It really helps to have an implementation that 911 * does nothing. NOT! 912 */ 913 error = 0; 914 break; 915 } 916 917 case LINUX_TIOCPKT: 918 args->cmd = TIOCPKT; 919 error = (sys_ioctl(td, (struct ioctl_args *)args)); 920 break; 921 922 case LINUX_FIONBIO: 923 args->cmd = FIONBIO; 924 error = (sys_ioctl(td, (struct ioctl_args *)args)); 925 break; 926 927 case LINUX_TIOCNOTTY: 928 args->cmd = TIOCNOTTY; 929 error = (sys_ioctl(td, (struct ioctl_args *)args)); 930 break; 931 932 case LINUX_TIOCSETD: { 933 int line; 934 switch (args->arg) { 935 case LINUX_N_TTY: 936 line = TTYDISC; 937 break; 938 case LINUX_N_SLIP: 939 line = SLIPDISC; 940 break; 941 case LINUX_N_PPP: 942 line = PPPDISC; 943 break; 944 default: 945 fdrop(fp, td); 946 return (EINVAL); 947 } 948 error = (fo_ioctl(fp, TIOCSETD, (caddr_t)&line, td->td_ucred, 949 td)); 950 break; 951 } 952 953 case LINUX_TIOCGETD: { 954 int linux_line; 955 int bsd_line = TTYDISC; 956 error = fo_ioctl(fp, TIOCGETD, (caddr_t)&bsd_line, 957 td->td_ucred, td); 958 if (error) 959 break; 960 switch (bsd_line) { 961 case TTYDISC: 962 linux_line = LINUX_N_TTY; 963 break; 964 case SLIPDISC: 965 linux_line = LINUX_N_SLIP; 966 break; 967 case PPPDISC: 968 linux_line = LINUX_N_PPP; 969 break; 970 default: 971 fdrop(fp, td); 972 return (EINVAL); 973 } 974 error = (copyout(&linux_line, (void *)args->arg, sizeof(int))); 975 break; 976 } 977 978 /* LINUX_TCSBRKP */ 979 /* LINUX_TIOCTTYGSTRUCT */ 980 981 case LINUX_FIONCLEX: 982 args->cmd = FIONCLEX; 983 error = (sys_ioctl(td, (struct ioctl_args *)args)); 984 break; 985 986 case LINUX_FIOCLEX: 987 args->cmd = FIOCLEX; 988 error = (sys_ioctl(td, (struct ioctl_args *)args)); 989 break; 990 991 case LINUX_FIOASYNC: 992 args->cmd = FIOASYNC; 993 error = (sys_ioctl(td, (struct ioctl_args *)args)); 994 break; 995 996 /* LINUX_TIOCSERCONFIG */ 997 /* LINUX_TIOCSERGWILD */ 998 /* LINUX_TIOCSERSWILD */ 999 /* LINUX_TIOCGLCKTRMIOS */ 1000 /* LINUX_TIOCSLCKTRMIOS */ 1001 1002 case LINUX_TIOCSBRK: 1003 args->cmd = TIOCSBRK; 1004 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1005 break; 1006 1007 case LINUX_TIOCCBRK: 1008 args->cmd = TIOCCBRK; 1009 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1010 break; 1011 case LINUX_TIOCGPTN: { 1012 int nb; 1013 1014 error = fo_ioctl(fp, TIOCGPTN, (caddr_t)&nb, td->td_ucred, td); 1015 if (!error) 1016 error = copyout(&nb, (void *)args->arg, 1017 sizeof(int)); 1018 break; 1019 } 1020 case LINUX_TIOCSPTLCK: 1021 /* Our unlockpt() does nothing. */ 1022 error = 0; 1023 break; 1024 default: 1025 error = ENOIOCTL; 1026 break; 1027 } 1028 1029 fdrop(fp, td); 1030 return (error); 1031 } 1032 1033 /* 1034 * CDROM related ioctls 1035 */ 1036 1037 struct linux_cdrom_msf 1038 { 1039 u_char cdmsf_min0; 1040 u_char cdmsf_sec0; 1041 u_char cdmsf_frame0; 1042 u_char cdmsf_min1; 1043 u_char cdmsf_sec1; 1044 u_char cdmsf_frame1; 1045 }; 1046 1047 struct linux_cdrom_tochdr 1048 { 1049 u_char cdth_trk0; 1050 u_char cdth_trk1; 1051 }; 1052 1053 union linux_cdrom_addr 1054 { 1055 struct { 1056 u_char minute; 1057 u_char second; 1058 u_char frame; 1059 } msf; 1060 int lba; 1061 }; 1062 1063 struct linux_cdrom_tocentry 1064 { 1065 u_char cdte_track; 1066 u_char cdte_adr:4; 1067 u_char cdte_ctrl:4; 1068 u_char cdte_format; 1069 union linux_cdrom_addr cdte_addr; 1070 u_char cdte_datamode; 1071 }; 1072 1073 struct linux_cdrom_subchnl 1074 { 1075 u_char cdsc_format; 1076 u_char cdsc_audiostatus; 1077 u_char cdsc_adr:4; 1078 u_char cdsc_ctrl:4; 1079 u_char cdsc_trk; 1080 u_char cdsc_ind; 1081 union linux_cdrom_addr cdsc_absaddr; 1082 union linux_cdrom_addr cdsc_reladdr; 1083 }; 1084 1085 struct l_cdrom_read_audio { 1086 union linux_cdrom_addr addr; 1087 u_char addr_format; 1088 l_int nframes; 1089 u_char *buf; 1090 }; 1091 1092 struct l_dvd_layer { 1093 u_char book_version:4; 1094 u_char book_type:4; 1095 u_char min_rate:4; 1096 u_char disc_size:4; 1097 u_char layer_type:4; 1098 u_char track_path:1; 1099 u_char nlayers:2; 1100 u_char track_density:4; 1101 u_char linear_density:4; 1102 u_char bca:1; 1103 u_int32_t start_sector; 1104 u_int32_t end_sector; 1105 u_int32_t end_sector_l0; 1106 }; 1107 1108 struct l_dvd_physical { 1109 u_char type; 1110 u_char layer_num; 1111 struct l_dvd_layer layer[4]; 1112 }; 1113 1114 struct l_dvd_copyright { 1115 u_char type; 1116 u_char layer_num; 1117 u_char cpst; 1118 u_char rmi; 1119 }; 1120 1121 struct l_dvd_disckey { 1122 u_char type; 1123 l_uint agid:2; 1124 u_char value[2048]; 1125 }; 1126 1127 struct l_dvd_bca { 1128 u_char type; 1129 l_int len; 1130 u_char value[188]; 1131 }; 1132 1133 struct l_dvd_manufact { 1134 u_char type; 1135 u_char layer_num; 1136 l_int len; 1137 u_char value[2048]; 1138 }; 1139 1140 typedef union { 1141 u_char type; 1142 struct l_dvd_physical physical; 1143 struct l_dvd_copyright copyright; 1144 struct l_dvd_disckey disckey; 1145 struct l_dvd_bca bca; 1146 struct l_dvd_manufact manufact; 1147 } l_dvd_struct; 1148 1149 typedef u_char l_dvd_key[5]; 1150 typedef u_char l_dvd_challenge[10]; 1151 1152 struct l_dvd_lu_send_agid { 1153 u_char type; 1154 l_uint agid:2; 1155 }; 1156 1157 struct l_dvd_host_send_challenge { 1158 u_char type; 1159 l_uint agid:2; 1160 l_dvd_challenge chal; 1161 }; 1162 1163 struct l_dvd_send_key { 1164 u_char type; 1165 l_uint agid:2; 1166 l_dvd_key key; 1167 }; 1168 1169 struct l_dvd_lu_send_challenge { 1170 u_char type; 1171 l_uint agid:2; 1172 l_dvd_challenge chal; 1173 }; 1174 1175 struct l_dvd_lu_send_title_key { 1176 u_char type; 1177 l_uint agid:2; 1178 l_dvd_key title_key; 1179 l_int lba; 1180 l_uint cpm:1; 1181 l_uint cp_sec:1; 1182 l_uint cgms:2; 1183 }; 1184 1185 struct l_dvd_lu_send_asf { 1186 u_char type; 1187 l_uint agid:2; 1188 l_uint asf:1; 1189 }; 1190 1191 struct l_dvd_host_send_rpcstate { 1192 u_char type; 1193 u_char pdrc; 1194 }; 1195 1196 struct l_dvd_lu_send_rpcstate { 1197 u_char type:2; 1198 u_char vra:3; 1199 u_char ucca:3; 1200 u_char region_mask; 1201 u_char rpc_scheme; 1202 }; 1203 1204 typedef union { 1205 u_char type; 1206 struct l_dvd_lu_send_agid lsa; 1207 struct l_dvd_host_send_challenge hsc; 1208 struct l_dvd_send_key lsk; 1209 struct l_dvd_lu_send_challenge lsc; 1210 struct l_dvd_send_key hsk; 1211 struct l_dvd_lu_send_title_key lstk; 1212 struct l_dvd_lu_send_asf lsasf; 1213 struct l_dvd_host_send_rpcstate hrpcs; 1214 struct l_dvd_lu_send_rpcstate lrpcs; 1215 } l_dvd_authinfo; 1216 1217 static void 1218 bsd_to_linux_msf_lba(u_char af, union msf_lba *bp, union linux_cdrom_addr *lp) 1219 { 1220 if (af == CD_LBA_FORMAT) 1221 lp->lba = bp->lba; 1222 else { 1223 lp->msf.minute = bp->msf.minute; 1224 lp->msf.second = bp->msf.second; 1225 lp->msf.frame = bp->msf.frame; 1226 } 1227 } 1228 1229 static void 1230 set_linux_cdrom_addr(union linux_cdrom_addr *addr, int format, int lba) 1231 { 1232 if (format == LINUX_CDROM_MSF) { 1233 addr->msf.frame = lba % 75; 1234 lba /= 75; 1235 lba += 2; 1236 addr->msf.second = lba % 60; 1237 addr->msf.minute = lba / 60; 1238 } else 1239 addr->lba = lba; 1240 } 1241 1242 static int 1243 linux_to_bsd_dvd_struct(l_dvd_struct *lp, struct dvd_struct *bp) 1244 { 1245 bp->format = lp->type; 1246 switch (bp->format) { 1247 case DVD_STRUCT_PHYSICAL: 1248 if (bp->layer_num >= 4) 1249 return (EINVAL); 1250 bp->layer_num = lp->physical.layer_num; 1251 break; 1252 case DVD_STRUCT_COPYRIGHT: 1253 bp->layer_num = lp->copyright.layer_num; 1254 break; 1255 case DVD_STRUCT_DISCKEY: 1256 bp->agid = lp->disckey.agid; 1257 break; 1258 case DVD_STRUCT_BCA: 1259 case DVD_STRUCT_MANUFACT: 1260 break; 1261 default: 1262 return (EINVAL); 1263 } 1264 return (0); 1265 } 1266 1267 static int 1268 bsd_to_linux_dvd_struct(struct dvd_struct *bp, l_dvd_struct *lp) 1269 { 1270 switch (bp->format) { 1271 case DVD_STRUCT_PHYSICAL: { 1272 struct dvd_layer *blp = (struct dvd_layer *)bp->data; 1273 struct l_dvd_layer *llp = &lp->physical.layer[bp->layer_num]; 1274 memset(llp, 0, sizeof(*llp)); 1275 llp->book_version = blp->book_version; 1276 llp->book_type = blp->book_type; 1277 llp->min_rate = blp->max_rate; 1278 llp->disc_size = blp->disc_size; 1279 llp->layer_type = blp->layer_type; 1280 llp->track_path = blp->track_path; 1281 llp->nlayers = blp->nlayers; 1282 llp->track_density = blp->track_density; 1283 llp->linear_density = blp->linear_density; 1284 llp->bca = blp->bca; 1285 llp->start_sector = blp->start_sector; 1286 llp->end_sector = blp->end_sector; 1287 llp->end_sector_l0 = blp->end_sector_l0; 1288 break; 1289 } 1290 case DVD_STRUCT_COPYRIGHT: 1291 lp->copyright.cpst = bp->cpst; 1292 lp->copyright.rmi = bp->rmi; 1293 break; 1294 case DVD_STRUCT_DISCKEY: 1295 memcpy(lp->disckey.value, bp->data, sizeof(lp->disckey.value)); 1296 break; 1297 case DVD_STRUCT_BCA: 1298 lp->bca.len = bp->length; 1299 memcpy(lp->bca.value, bp->data, sizeof(lp->bca.value)); 1300 break; 1301 case DVD_STRUCT_MANUFACT: 1302 lp->manufact.len = bp->length; 1303 memcpy(lp->manufact.value, bp->data, 1304 sizeof(lp->manufact.value)); 1305 /* lp->manufact.layer_num is unused in Linux (redhat 7.0). */ 1306 break; 1307 default: 1308 return (EINVAL); 1309 } 1310 return (0); 1311 } 1312 1313 static int 1314 linux_to_bsd_dvd_authinfo(l_dvd_authinfo *lp, int *bcode, 1315 struct dvd_authinfo *bp) 1316 { 1317 switch (lp->type) { 1318 case LINUX_DVD_LU_SEND_AGID: 1319 *bcode = DVDIOCREPORTKEY; 1320 bp->format = DVD_REPORT_AGID; 1321 bp->agid = lp->lsa.agid; 1322 break; 1323 case LINUX_DVD_HOST_SEND_CHALLENGE: 1324 *bcode = DVDIOCSENDKEY; 1325 bp->format = DVD_SEND_CHALLENGE; 1326 bp->agid = lp->hsc.agid; 1327 memcpy(bp->keychal, lp->hsc.chal, 10); 1328 break; 1329 case LINUX_DVD_LU_SEND_KEY1: 1330 *bcode = DVDIOCREPORTKEY; 1331 bp->format = DVD_REPORT_KEY1; 1332 bp->agid = lp->lsk.agid; 1333 break; 1334 case LINUX_DVD_LU_SEND_CHALLENGE: 1335 *bcode = DVDIOCREPORTKEY; 1336 bp->format = DVD_REPORT_CHALLENGE; 1337 bp->agid = lp->lsc.agid; 1338 break; 1339 case LINUX_DVD_HOST_SEND_KEY2: 1340 *bcode = DVDIOCSENDKEY; 1341 bp->format = DVD_SEND_KEY2; 1342 bp->agid = lp->hsk.agid; 1343 memcpy(bp->keychal, lp->hsk.key, 5); 1344 break; 1345 case LINUX_DVD_LU_SEND_TITLE_KEY: 1346 *bcode = DVDIOCREPORTKEY; 1347 bp->format = DVD_REPORT_TITLE_KEY; 1348 bp->agid = lp->lstk.agid; 1349 bp->lba = lp->lstk.lba; 1350 break; 1351 case LINUX_DVD_LU_SEND_ASF: 1352 *bcode = DVDIOCREPORTKEY; 1353 bp->format = DVD_REPORT_ASF; 1354 bp->agid = lp->lsasf.agid; 1355 break; 1356 case LINUX_DVD_INVALIDATE_AGID: 1357 *bcode = DVDIOCREPORTKEY; 1358 bp->format = DVD_INVALIDATE_AGID; 1359 bp->agid = lp->lsa.agid; 1360 break; 1361 case LINUX_DVD_LU_SEND_RPC_STATE: 1362 *bcode = DVDIOCREPORTKEY; 1363 bp->format = DVD_REPORT_RPC; 1364 break; 1365 case LINUX_DVD_HOST_SEND_RPC_STATE: 1366 *bcode = DVDIOCSENDKEY; 1367 bp->format = DVD_SEND_RPC; 1368 bp->region = lp->hrpcs.pdrc; 1369 break; 1370 default: 1371 return (EINVAL); 1372 } 1373 return (0); 1374 } 1375 1376 static int 1377 bsd_to_linux_dvd_authinfo(struct dvd_authinfo *bp, l_dvd_authinfo *lp) 1378 { 1379 switch (lp->type) { 1380 case LINUX_DVD_LU_SEND_AGID: 1381 lp->lsa.agid = bp->agid; 1382 break; 1383 case LINUX_DVD_HOST_SEND_CHALLENGE: 1384 lp->type = LINUX_DVD_LU_SEND_KEY1; 1385 break; 1386 case LINUX_DVD_LU_SEND_KEY1: 1387 memcpy(lp->lsk.key, bp->keychal, sizeof(lp->lsk.key)); 1388 break; 1389 case LINUX_DVD_LU_SEND_CHALLENGE: 1390 memcpy(lp->lsc.chal, bp->keychal, sizeof(lp->lsc.chal)); 1391 break; 1392 case LINUX_DVD_HOST_SEND_KEY2: 1393 lp->type = LINUX_DVD_AUTH_ESTABLISHED; 1394 break; 1395 case LINUX_DVD_LU_SEND_TITLE_KEY: 1396 memcpy(lp->lstk.title_key, bp->keychal, 1397 sizeof(lp->lstk.title_key)); 1398 lp->lstk.cpm = bp->cpm; 1399 lp->lstk.cp_sec = bp->cp_sec; 1400 lp->lstk.cgms = bp->cgms; 1401 break; 1402 case LINUX_DVD_LU_SEND_ASF: 1403 lp->lsasf.asf = bp->asf; 1404 break; 1405 case LINUX_DVD_INVALIDATE_AGID: 1406 break; 1407 case LINUX_DVD_LU_SEND_RPC_STATE: 1408 lp->lrpcs.type = bp->reg_type; 1409 lp->lrpcs.vra = bp->vend_rsts; 1410 lp->lrpcs.ucca = bp->user_rsts; 1411 lp->lrpcs.region_mask = bp->region; 1412 lp->lrpcs.rpc_scheme = bp->rpc_scheme; 1413 break; 1414 case LINUX_DVD_HOST_SEND_RPC_STATE: 1415 break; 1416 default: 1417 return (EINVAL); 1418 } 1419 return (0); 1420 } 1421 1422 static int 1423 linux_ioctl_cdrom(struct thread *td, struct linux_ioctl_args *args) 1424 { 1425 struct file *fp; 1426 int error; 1427 1428 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 1429 if (error != 0) 1430 return (error); 1431 switch (args->cmd & 0xffff) { 1432 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 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 copyout(&lda, (void *)args->arg, sizeof(lda)); 1624 } 1625 break; 1626 } 1627 error = bsd_to_linux_dvd_authinfo(&bda, &lda); 1628 if (error) 1629 break; 1630 error = copyout(&lda, (void *)args->arg, sizeof(lda)); 1631 break; 1632 } 1633 1634 case LINUX_SCSI_GET_BUS_NUMBER: 1635 { 1636 struct sg_scsi_id id; 1637 1638 error = fo_ioctl(fp, SG_GET_SCSI_ID, (caddr_t)&id, 1639 td->td_ucred, td); 1640 if (error) 1641 break; 1642 error = copyout(&id.channel, (void *)args->arg, sizeof(int)); 1643 break; 1644 } 1645 1646 case LINUX_SCSI_GET_IDLUN: 1647 { 1648 struct sg_scsi_id id; 1649 struct scsi_idlun idl; 1650 1651 error = fo_ioctl(fp, SG_GET_SCSI_ID, (caddr_t)&id, 1652 td->td_ucred, td); 1653 if (error) 1654 break; 1655 idl.dev_id = (id.scsi_id & 0xff) + ((id.lun & 0xff) << 8) + 1656 ((id.channel & 0xff) << 16) + ((id.host_no & 0xff) << 24); 1657 idl.host_unique_id = id.host_no; 1658 error = copyout(&idl, (void *)args->arg, sizeof(idl)); 1659 break; 1660 } 1661 1662 /* LINUX_CDROM_SEND_PACKET */ 1663 /* LINUX_CDROM_NEXT_WRITABLE */ 1664 /* LINUX_CDROM_LAST_WRITTEN */ 1665 1666 default: 1667 error = ENOIOCTL; 1668 break; 1669 } 1670 1671 fdrop(fp, td); 1672 return (error); 1673 } 1674 1675 static int 1676 linux_ioctl_vfat(struct thread *td, struct linux_ioctl_args *args) 1677 { 1678 1679 return (ENOTTY); 1680 } 1681 1682 /* 1683 * Sound related ioctls 1684 */ 1685 1686 struct linux_old_mixer_info { 1687 char id[16]; 1688 char name[32]; 1689 }; 1690 1691 static u_int32_t dirbits[4] = { IOC_VOID, IOC_IN, IOC_OUT, IOC_INOUT }; 1692 1693 #define SETDIR(c) (((c) & ~IOC_DIRMASK) | dirbits[args->cmd >> 30]) 1694 1695 static int 1696 linux_ioctl_sound(struct thread *td, struct linux_ioctl_args *args) 1697 { 1698 1699 switch (args->cmd & 0xffff) { 1700 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_INFO: { 1770 /* Key on encoded length */ 1771 switch ((args->cmd >> 16) & 0x1fff) { 1772 case 0x005c: { /* SOUND_MIXER_INFO */ 1773 args->cmd = SOUND_MIXER_INFO; 1774 return (sys_ioctl(td, (struct ioctl_args *)args)); 1775 } 1776 case 0x0030: { /* SOUND_OLD_MIXER_INFO */ 1777 struct linux_old_mixer_info info; 1778 bzero(&info, sizeof(info)); 1779 strncpy(info.id, "OSS", sizeof(info.id) - 1); 1780 strncpy(info.name, "FreeBSD OSS Mixer", sizeof(info.name) - 1); 1781 copyout(&info, (void *)args->arg, sizeof(info)); 1782 return (0); 1783 } 1784 default: 1785 return (ENOIOCTL); 1786 } 1787 break; 1788 } 1789 1790 case LINUX_OSS_GETVERSION: { 1791 int version = linux_get_oss_version(td); 1792 return (copyout(&version, (void *)args->arg, sizeof(int))); 1793 } 1794 1795 case LINUX_SOUND_MIXER_READ_STEREODEVS: 1796 args->cmd = SOUND_MIXER_READ_STEREODEVS; 1797 return (sys_ioctl(td, (struct ioctl_args *)args)); 1798 1799 case LINUX_SOUND_MIXER_READ_CAPS: 1800 args->cmd = SOUND_MIXER_READ_CAPS; 1801 return (sys_ioctl(td, (struct ioctl_args *)args)); 1802 1803 case LINUX_SOUND_MIXER_READ_RECMASK: 1804 args->cmd = SOUND_MIXER_READ_RECMASK; 1805 return (sys_ioctl(td, (struct ioctl_args *)args)); 1806 1807 case LINUX_SOUND_MIXER_READ_DEVMASK: 1808 args->cmd = SOUND_MIXER_READ_DEVMASK; 1809 return (sys_ioctl(td, (struct ioctl_args *)args)); 1810 1811 case LINUX_SOUND_MIXER_WRITE_RECSRC: 1812 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECSRC); 1813 return (sys_ioctl(td, (struct ioctl_args *)args)); 1814 1815 case LINUX_SNDCTL_DSP_RESET: 1816 args->cmd = SNDCTL_DSP_RESET; 1817 return (sys_ioctl(td, (struct ioctl_args *)args)); 1818 1819 case LINUX_SNDCTL_DSP_SYNC: 1820 args->cmd = SNDCTL_DSP_SYNC; 1821 return (sys_ioctl(td, (struct ioctl_args *)args)); 1822 1823 case LINUX_SNDCTL_DSP_SPEED: 1824 args->cmd = SNDCTL_DSP_SPEED; 1825 return (sys_ioctl(td, (struct ioctl_args *)args)); 1826 1827 case LINUX_SNDCTL_DSP_STEREO: 1828 args->cmd = SNDCTL_DSP_STEREO; 1829 return (sys_ioctl(td, (struct ioctl_args *)args)); 1830 1831 case LINUX_SNDCTL_DSP_GETBLKSIZE: /* LINUX_SNDCTL_DSP_SETBLKSIZE */ 1832 args->cmd = SNDCTL_DSP_GETBLKSIZE; 1833 return (sys_ioctl(td, (struct ioctl_args *)args)); 1834 1835 case LINUX_SNDCTL_DSP_SETFMT: 1836 args->cmd = SNDCTL_DSP_SETFMT; 1837 return (sys_ioctl(td, (struct ioctl_args *)args)); 1838 1839 case LINUX_SOUND_PCM_WRITE_CHANNELS: 1840 args->cmd = SOUND_PCM_WRITE_CHANNELS; 1841 return (sys_ioctl(td, (struct ioctl_args *)args)); 1842 1843 case LINUX_SOUND_PCM_WRITE_FILTER: 1844 args->cmd = SOUND_PCM_WRITE_FILTER; 1845 return (sys_ioctl(td, (struct ioctl_args *)args)); 1846 1847 case LINUX_SNDCTL_DSP_POST: 1848 args->cmd = SNDCTL_DSP_POST; 1849 return (sys_ioctl(td, (struct ioctl_args *)args)); 1850 1851 case LINUX_SNDCTL_DSP_SUBDIVIDE: 1852 args->cmd = SNDCTL_DSP_SUBDIVIDE; 1853 return (sys_ioctl(td, (struct ioctl_args *)args)); 1854 1855 case LINUX_SNDCTL_DSP_SETFRAGMENT: 1856 args->cmd = SNDCTL_DSP_SETFRAGMENT; 1857 return (sys_ioctl(td, (struct ioctl_args *)args)); 1858 1859 case LINUX_SNDCTL_DSP_GETFMTS: 1860 args->cmd = SNDCTL_DSP_GETFMTS; 1861 return (sys_ioctl(td, (struct ioctl_args *)args)); 1862 1863 case LINUX_SNDCTL_DSP_GETOSPACE: 1864 args->cmd = SNDCTL_DSP_GETOSPACE; 1865 return (sys_ioctl(td, (struct ioctl_args *)args)); 1866 1867 case LINUX_SNDCTL_DSP_GETISPACE: 1868 args->cmd = SNDCTL_DSP_GETISPACE; 1869 return (sys_ioctl(td, (struct ioctl_args *)args)); 1870 1871 case LINUX_SNDCTL_DSP_NONBLOCK: 1872 args->cmd = SNDCTL_DSP_NONBLOCK; 1873 return (sys_ioctl(td, (struct ioctl_args *)args)); 1874 1875 case LINUX_SNDCTL_DSP_GETCAPS: 1876 args->cmd = SNDCTL_DSP_GETCAPS; 1877 return (sys_ioctl(td, (struct ioctl_args *)args)); 1878 1879 case LINUX_SNDCTL_DSP_SETTRIGGER: /* LINUX_SNDCTL_GETTRIGGER */ 1880 args->cmd = SNDCTL_DSP_SETTRIGGER; 1881 return (sys_ioctl(td, (struct ioctl_args *)args)); 1882 1883 case LINUX_SNDCTL_DSP_GETIPTR: 1884 args->cmd = SNDCTL_DSP_GETIPTR; 1885 return (sys_ioctl(td, (struct ioctl_args *)args)); 1886 1887 case LINUX_SNDCTL_DSP_GETOPTR: 1888 args->cmd = SNDCTL_DSP_GETOPTR; 1889 return (sys_ioctl(td, (struct ioctl_args *)args)); 1890 1891 case LINUX_SNDCTL_DSP_SETDUPLEX: 1892 args->cmd = SNDCTL_DSP_SETDUPLEX; 1893 return (sys_ioctl(td, (struct ioctl_args *)args)); 1894 1895 case LINUX_SNDCTL_DSP_GETODELAY: 1896 args->cmd = SNDCTL_DSP_GETODELAY; 1897 return (sys_ioctl(td, (struct ioctl_args *)args)); 1898 1899 case LINUX_SNDCTL_SEQ_RESET: 1900 args->cmd = SNDCTL_SEQ_RESET; 1901 return (sys_ioctl(td, (struct ioctl_args *)args)); 1902 1903 case LINUX_SNDCTL_SEQ_SYNC: 1904 args->cmd = SNDCTL_SEQ_SYNC; 1905 return (sys_ioctl(td, (struct ioctl_args *)args)); 1906 1907 case LINUX_SNDCTL_SYNTH_INFO: 1908 args->cmd = SNDCTL_SYNTH_INFO; 1909 return (sys_ioctl(td, (struct ioctl_args *)args)); 1910 1911 case LINUX_SNDCTL_SEQ_CTRLRATE: 1912 args->cmd = SNDCTL_SEQ_CTRLRATE; 1913 return (sys_ioctl(td, (struct ioctl_args *)args)); 1914 1915 case LINUX_SNDCTL_SEQ_GETOUTCOUNT: 1916 args->cmd = SNDCTL_SEQ_GETOUTCOUNT; 1917 return (sys_ioctl(td, (struct ioctl_args *)args)); 1918 1919 case LINUX_SNDCTL_SEQ_GETINCOUNT: 1920 args->cmd = SNDCTL_SEQ_GETINCOUNT; 1921 return (sys_ioctl(td, (struct ioctl_args *)args)); 1922 1923 case LINUX_SNDCTL_SEQ_PERCMODE: 1924 args->cmd = SNDCTL_SEQ_PERCMODE; 1925 return (sys_ioctl(td, (struct ioctl_args *)args)); 1926 1927 case LINUX_SNDCTL_FM_LOAD_INSTR: 1928 args->cmd = SNDCTL_FM_LOAD_INSTR; 1929 return (sys_ioctl(td, (struct ioctl_args *)args)); 1930 1931 case LINUX_SNDCTL_SEQ_TESTMIDI: 1932 args->cmd = SNDCTL_SEQ_TESTMIDI; 1933 return (sys_ioctl(td, (struct ioctl_args *)args)); 1934 1935 case LINUX_SNDCTL_SEQ_RESETSAMPLES: 1936 args->cmd = SNDCTL_SEQ_RESETSAMPLES; 1937 return (sys_ioctl(td, (struct ioctl_args *)args)); 1938 1939 case LINUX_SNDCTL_SEQ_NRSYNTHS: 1940 args->cmd = SNDCTL_SEQ_NRSYNTHS; 1941 return (sys_ioctl(td, (struct ioctl_args *)args)); 1942 1943 case LINUX_SNDCTL_SEQ_NRMIDIS: 1944 args->cmd = SNDCTL_SEQ_NRMIDIS; 1945 return (sys_ioctl(td, (struct ioctl_args *)args)); 1946 1947 case LINUX_SNDCTL_MIDI_INFO: 1948 args->cmd = SNDCTL_MIDI_INFO; 1949 return (sys_ioctl(td, (struct ioctl_args *)args)); 1950 1951 case LINUX_SNDCTL_SEQ_TRESHOLD: 1952 args->cmd = SNDCTL_SEQ_TRESHOLD; 1953 return (sys_ioctl(td, (struct ioctl_args *)args)); 1954 1955 case LINUX_SNDCTL_SYNTH_MEMAVL: 1956 args->cmd = SNDCTL_SYNTH_MEMAVL; 1957 return (sys_ioctl(td, (struct ioctl_args *)args)); 1958 1959 } 1960 1961 return (ENOIOCTL); 1962 } 1963 1964 /* 1965 * Console related ioctls 1966 */ 1967 1968 static int 1969 linux_ioctl_console(struct thread *td, struct linux_ioctl_args *args) 1970 { 1971 struct file *fp; 1972 int error; 1973 1974 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 1975 if (error != 0) 1976 return (error); 1977 switch (args->cmd & 0xffff) { 1978 1979 case LINUX_KIOCSOUND: 1980 args->cmd = KIOCSOUND; 1981 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1982 break; 1983 1984 case LINUX_KDMKTONE: 1985 args->cmd = KDMKTONE; 1986 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1987 break; 1988 1989 case LINUX_KDGETLED: 1990 args->cmd = KDGETLED; 1991 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1992 break; 1993 1994 case LINUX_KDSETLED: 1995 args->cmd = KDSETLED; 1996 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1997 break; 1998 1999 case LINUX_KDSETMODE: 2000 args->cmd = KDSETMODE; 2001 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2002 break; 2003 2004 case LINUX_KDGETMODE: 2005 args->cmd = KDGETMODE; 2006 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2007 break; 2008 2009 case LINUX_KDGKBMODE: 2010 args->cmd = KDGKBMODE; 2011 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2012 break; 2013 2014 case LINUX_KDSKBMODE: { 2015 int kbdmode; 2016 switch (args->arg) { 2017 case LINUX_KBD_RAW: 2018 kbdmode = K_RAW; 2019 break; 2020 case LINUX_KBD_XLATE: 2021 kbdmode = K_XLATE; 2022 break; 2023 case LINUX_KBD_MEDIUMRAW: 2024 kbdmode = K_RAW; 2025 break; 2026 default: 2027 fdrop(fp, td); 2028 return (EINVAL); 2029 } 2030 error = (fo_ioctl(fp, KDSKBMODE, (caddr_t)&kbdmode, 2031 td->td_ucred, td)); 2032 break; 2033 } 2034 2035 case LINUX_VT_OPENQRY: 2036 args->cmd = VT_OPENQRY; 2037 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2038 break; 2039 2040 case LINUX_VT_GETMODE: 2041 args->cmd = VT_GETMODE; 2042 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2043 break; 2044 2045 case LINUX_VT_SETMODE: { 2046 struct vt_mode mode; 2047 if ((error = copyin((void *)args->arg, &mode, sizeof(mode)))) 2048 break; 2049 if (LINUX_SIG_VALID(mode.relsig)) 2050 mode.relsig = linux_to_bsd_signal(mode.relsig); 2051 else 2052 mode.relsig = 0; 2053 if (LINUX_SIG_VALID(mode.acqsig)) 2054 mode.acqsig = linux_to_bsd_signal(mode.acqsig); 2055 else 2056 mode.acqsig = 0; 2057 /* XXX. Linux ignores frsig and set it to 0. */ 2058 mode.frsig = 0; 2059 if ((error = copyout(&mode, (void *)args->arg, sizeof(mode)))) 2060 break; 2061 args->cmd = VT_SETMODE; 2062 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2063 break; 2064 } 2065 2066 case LINUX_VT_GETSTATE: 2067 args->cmd = VT_GETACTIVE; 2068 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2069 break; 2070 2071 case LINUX_VT_RELDISP: 2072 args->cmd = VT_RELDISP; 2073 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2074 break; 2075 2076 case LINUX_VT_ACTIVATE: 2077 args->cmd = VT_ACTIVATE; 2078 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2079 break; 2080 2081 case LINUX_VT_WAITACTIVE: 2082 args->cmd = VT_WAITACTIVE; 2083 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2084 break; 2085 2086 default: 2087 error = ENOIOCTL; 2088 break; 2089 } 2090 2091 fdrop(fp, td); 2092 return (error); 2093 } 2094 2095 /* 2096 * Implement the SIOCGIFNAME ioctl 2097 */ 2098 2099 static int 2100 linux_ioctl_ifname(struct thread *td, struct l_ifreq *uifr) 2101 { 2102 struct l_ifreq ifr; 2103 struct ifnet *ifp; 2104 int error, ethno, index; 2105 2106 error = copyin(uifr, &ifr, sizeof(ifr)); 2107 if (error != 0) 2108 return (error); 2109 2110 CURVNET_SET(TD_TO_VNET(curthread)); 2111 IFNET_RLOCK(); 2112 index = 1; /* ifr.ifr_ifindex starts from 1 */ 2113 ethno = 0; 2114 error = ENODEV; 2115 CK_STAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2116 if (ifr.ifr_ifindex == index) { 2117 if (IFP_IS_ETH(ifp)) 2118 snprintf(ifr.ifr_name, LINUX_IFNAMSIZ, 2119 "eth%d", ethno); 2120 else 2121 strlcpy(ifr.ifr_name, ifp->if_xname, 2122 LINUX_IFNAMSIZ); 2123 error = 0; 2124 break; 2125 } 2126 if (IFP_IS_ETH(ifp)) 2127 ethno++; 2128 index++; 2129 } 2130 IFNET_RUNLOCK(); 2131 if (error == 0) 2132 error = copyout(&ifr, uifr, sizeof(ifr)); 2133 CURVNET_RESTORE(); 2134 2135 return (error); 2136 } 2137 2138 /* 2139 * Implement the SIOCGIFCONF ioctl 2140 */ 2141 2142 static int 2143 linux_ifconf(struct thread *td, struct ifconf *uifc) 2144 { 2145 #ifdef COMPAT_LINUX32 2146 struct l_ifconf ifc; 2147 #else 2148 struct ifconf ifc; 2149 #endif 2150 struct l_ifreq ifr; 2151 struct ifnet *ifp; 2152 struct ifaddr *ifa; 2153 struct sbuf *sb; 2154 int error, ethno, full = 0, valid_len, max_len; 2155 2156 error = copyin(uifc, &ifc, sizeof(ifc)); 2157 if (error != 0) 2158 return (error); 2159 2160 max_len = MAXPHYS - 1; 2161 2162 CURVNET_SET(TD_TO_VNET(td)); 2163 /* handle the 'request buffer size' case */ 2164 if ((l_uintptr_t)ifc.ifc_buf == PTROUT(NULL)) { 2165 ifc.ifc_len = 0; 2166 IFNET_RLOCK(); 2167 CK_STAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2168 CK_STAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2169 struct sockaddr *sa = ifa->ifa_addr; 2170 if (sa->sa_family == AF_INET) 2171 ifc.ifc_len += sizeof(ifr); 2172 } 2173 } 2174 IFNET_RUNLOCK(); 2175 error = copyout(&ifc, uifc, sizeof(ifc)); 2176 CURVNET_RESTORE(); 2177 return (error); 2178 } 2179 2180 if (ifc.ifc_len <= 0) { 2181 CURVNET_RESTORE(); 2182 return (EINVAL); 2183 } 2184 2185 again: 2186 /* Keep track of eth interfaces */ 2187 ethno = 0; 2188 if (ifc.ifc_len <= max_len) { 2189 max_len = ifc.ifc_len; 2190 full = 1; 2191 } 2192 sb = sbuf_new(NULL, NULL, max_len + 1, SBUF_FIXEDLEN); 2193 max_len = 0; 2194 valid_len = 0; 2195 2196 /* Return all AF_INET addresses of all interfaces */ 2197 IFNET_RLOCK(); 2198 CK_STAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2199 int addrs = 0; 2200 2201 bzero(&ifr, sizeof(ifr)); 2202 if (IFP_IS_ETH(ifp)) 2203 snprintf(ifr.ifr_name, LINUX_IFNAMSIZ, "eth%d", 2204 ethno++); 2205 else 2206 strlcpy(ifr.ifr_name, ifp->if_xname, LINUX_IFNAMSIZ); 2207 2208 /* Walk the address list */ 2209 CK_STAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2210 struct sockaddr *sa = ifa->ifa_addr; 2211 2212 if (sa->sa_family == AF_INET) { 2213 ifr.ifr_addr.sa_family = LINUX_AF_INET; 2214 memcpy(ifr.ifr_addr.sa_data, sa->sa_data, 2215 sizeof(ifr.ifr_addr.sa_data)); 2216 sbuf_bcat(sb, &ifr, sizeof(ifr)); 2217 max_len += sizeof(ifr); 2218 addrs++; 2219 } 2220 2221 if (sbuf_error(sb) == 0) 2222 valid_len = sbuf_len(sb); 2223 } 2224 if (addrs == 0) { 2225 bzero((caddr_t)&ifr.ifr_addr, sizeof(ifr.ifr_addr)); 2226 sbuf_bcat(sb, &ifr, sizeof(ifr)); 2227 max_len += sizeof(ifr); 2228 2229 if (sbuf_error(sb) == 0) 2230 valid_len = sbuf_len(sb); 2231 } 2232 } 2233 IFNET_RUNLOCK(); 2234 2235 if (valid_len != max_len && !full) { 2236 sbuf_delete(sb); 2237 goto again; 2238 } 2239 2240 ifc.ifc_len = valid_len; 2241 sbuf_finish(sb); 2242 error = copyout(sbuf_data(sb), PTRIN(ifc.ifc_buf), ifc.ifc_len); 2243 if (error == 0) 2244 error = copyout(&ifc, uifc, sizeof(ifc)); 2245 sbuf_delete(sb); 2246 CURVNET_RESTORE(); 2247 2248 return (error); 2249 } 2250 2251 static int 2252 linux_gifflags(struct thread *td, struct ifnet *ifp, struct l_ifreq *ifr) 2253 { 2254 l_short flags; 2255 2256 linux_ifflags(ifp, &flags); 2257 2258 return (copyout(&flags, &ifr->ifr_flags, sizeof(flags))); 2259 } 2260 2261 static int 2262 linux_gifhwaddr(struct ifnet *ifp, struct l_ifreq *ifr) 2263 { 2264 struct l_sockaddr lsa; 2265 2266 if (linux_ifhwaddr(ifp, &lsa) != 0) 2267 return (ENOENT); 2268 2269 return (copyout(&lsa, &ifr->ifr_hwaddr, sizeof(lsa))); 2270 } 2271 2272 2273 /* 2274 * If we fault in bsd_to_linux_ifreq() then we will fault when we call 2275 * the native ioctl(). Thus, we don't really need to check the return 2276 * value of this function. 2277 */ 2278 static int 2279 bsd_to_linux_ifreq(struct ifreq *arg) 2280 { 2281 struct ifreq ifr; 2282 size_t ifr_len = sizeof(struct ifreq); 2283 int error; 2284 2285 if ((error = copyin(arg, &ifr, ifr_len))) 2286 return (error); 2287 2288 *(u_short *)&ifr.ifr_addr = ifr.ifr_addr.sa_family; 2289 2290 error = copyout(&ifr, arg, ifr_len); 2291 2292 return (error); 2293 } 2294 2295 /* 2296 * Socket related ioctls 2297 */ 2298 2299 static int 2300 linux_ioctl_socket(struct thread *td, struct linux_ioctl_args *args) 2301 { 2302 char lifname[LINUX_IFNAMSIZ], ifname[IFNAMSIZ]; 2303 struct ifnet *ifp; 2304 struct file *fp; 2305 int error, type; 2306 2307 ifp = NULL; 2308 error = 0; 2309 2310 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 2311 if (error != 0) 2312 return (error); 2313 type = fp->f_type; 2314 fdrop(fp, td); 2315 if (type != DTYPE_SOCKET) { 2316 /* not a socket - probably a tap / vmnet device */ 2317 switch (args->cmd) { 2318 case LINUX_SIOCGIFADDR: 2319 case LINUX_SIOCSIFADDR: 2320 case LINUX_SIOCGIFFLAGS: 2321 return (linux_ioctl_special(td, args)); 2322 default: 2323 return (ENOIOCTL); 2324 } 2325 } 2326 2327 switch (args->cmd & 0xffff) { 2328 2329 case LINUX_FIOGETOWN: 2330 case LINUX_FIOSETOWN: 2331 case LINUX_SIOCADDMULTI: 2332 case LINUX_SIOCATMARK: 2333 case LINUX_SIOCDELMULTI: 2334 case LINUX_SIOCGIFNAME: 2335 case LINUX_SIOCGIFCONF: 2336 case LINUX_SIOCGPGRP: 2337 case LINUX_SIOCSPGRP: 2338 case LINUX_SIOCGIFCOUNT: 2339 /* these ioctls don't take an interface name */ 2340 break; 2341 2342 case LINUX_SIOCGIFFLAGS: 2343 case LINUX_SIOCGIFADDR: 2344 case LINUX_SIOCSIFADDR: 2345 case LINUX_SIOCGIFDSTADDR: 2346 case LINUX_SIOCGIFBRDADDR: 2347 case LINUX_SIOCGIFNETMASK: 2348 case LINUX_SIOCSIFNETMASK: 2349 case LINUX_SIOCGIFMTU: 2350 case LINUX_SIOCSIFMTU: 2351 case LINUX_SIOCSIFNAME: 2352 case LINUX_SIOCGIFHWADDR: 2353 case LINUX_SIOCSIFHWADDR: 2354 case LINUX_SIOCDEVPRIVATE: 2355 case LINUX_SIOCDEVPRIVATE+1: 2356 case LINUX_SIOCGIFINDEX: 2357 /* copy in the interface name and translate it. */ 2358 error = copyin((void *)args->arg, lifname, LINUX_IFNAMSIZ); 2359 if (error != 0) 2360 return (error); 2361 memset(ifname, 0, sizeof(ifname)); 2362 ifp = ifname_linux_to_bsd(td, lifname, ifname); 2363 if (ifp == NULL) 2364 return (EINVAL); 2365 /* 2366 * We need to copy it back out in case we pass the 2367 * request on to our native ioctl(), which will expect 2368 * the ifreq to be in user space and have the correct 2369 * interface name. 2370 */ 2371 error = copyout(ifname, (void *)args->arg, IFNAMSIZ); 2372 if (error != 0) 2373 return (error); 2374 break; 2375 2376 default: 2377 return (ENOIOCTL); 2378 } 2379 2380 switch (args->cmd & 0xffff) { 2381 2382 case LINUX_FIOSETOWN: 2383 args->cmd = FIOSETOWN; 2384 error = sys_ioctl(td, (struct ioctl_args *)args); 2385 break; 2386 2387 case LINUX_SIOCSPGRP: 2388 args->cmd = SIOCSPGRP; 2389 error = sys_ioctl(td, (struct ioctl_args *)args); 2390 break; 2391 2392 case LINUX_FIOGETOWN: 2393 args->cmd = FIOGETOWN; 2394 error = sys_ioctl(td, (struct ioctl_args *)args); 2395 break; 2396 2397 case LINUX_SIOCGPGRP: 2398 args->cmd = SIOCGPGRP; 2399 error = sys_ioctl(td, (struct ioctl_args *)args); 2400 break; 2401 2402 case LINUX_SIOCATMARK: 2403 args->cmd = SIOCATMARK; 2404 error = sys_ioctl(td, (struct ioctl_args *)args); 2405 break; 2406 2407 /* LINUX_SIOCGSTAMP */ 2408 2409 case LINUX_SIOCGIFNAME: 2410 error = linux_ioctl_ifname(td, (struct l_ifreq *)args->arg); 2411 break; 2412 2413 case LINUX_SIOCGIFCONF: 2414 error = linux_ifconf(td, (struct ifconf *)args->arg); 2415 break; 2416 2417 case LINUX_SIOCGIFFLAGS: 2418 args->cmd = SIOCGIFFLAGS; 2419 error = linux_gifflags(td, ifp, (struct l_ifreq *)args->arg); 2420 break; 2421 2422 case LINUX_SIOCGIFADDR: 2423 args->cmd = SIOCGIFADDR; 2424 error = sys_ioctl(td, (struct ioctl_args *)args); 2425 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2426 break; 2427 2428 case LINUX_SIOCSIFADDR: 2429 /* XXX probably doesn't work, included for completeness */ 2430 args->cmd = SIOCSIFADDR; 2431 error = sys_ioctl(td, (struct ioctl_args *)args); 2432 break; 2433 2434 case LINUX_SIOCGIFDSTADDR: 2435 args->cmd = SIOCGIFDSTADDR; 2436 error = sys_ioctl(td, (struct ioctl_args *)args); 2437 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2438 break; 2439 2440 case LINUX_SIOCGIFBRDADDR: 2441 args->cmd = SIOCGIFBRDADDR; 2442 error = sys_ioctl(td, (struct ioctl_args *)args); 2443 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2444 break; 2445 2446 case LINUX_SIOCGIFNETMASK: 2447 args->cmd = SIOCGIFNETMASK; 2448 error = sys_ioctl(td, (struct ioctl_args *)args); 2449 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2450 break; 2451 2452 case LINUX_SIOCSIFNETMASK: 2453 error = ENOIOCTL; 2454 break; 2455 2456 case LINUX_SIOCGIFMTU: 2457 args->cmd = SIOCGIFMTU; 2458 error = sys_ioctl(td, (struct ioctl_args *)args); 2459 break; 2460 2461 case LINUX_SIOCSIFMTU: 2462 args->cmd = SIOCSIFMTU; 2463 error = sys_ioctl(td, (struct ioctl_args *)args); 2464 break; 2465 2466 case LINUX_SIOCSIFNAME: 2467 error = ENOIOCTL; 2468 break; 2469 2470 case LINUX_SIOCGIFHWADDR: 2471 error = linux_gifhwaddr(ifp, (struct l_ifreq *)args->arg); 2472 break; 2473 2474 case LINUX_SIOCSIFHWADDR: 2475 error = ENOIOCTL; 2476 break; 2477 2478 case LINUX_SIOCADDMULTI: 2479 args->cmd = SIOCADDMULTI; 2480 error = sys_ioctl(td, (struct ioctl_args *)args); 2481 break; 2482 2483 case LINUX_SIOCDELMULTI: 2484 args->cmd = SIOCDELMULTI; 2485 error = sys_ioctl(td, (struct ioctl_args *)args); 2486 break; 2487 2488 case LINUX_SIOCGIFINDEX: 2489 args->cmd = SIOCGIFINDEX; 2490 error = sys_ioctl(td, (struct ioctl_args *)args); 2491 break; 2492 2493 case LINUX_SIOCGIFCOUNT: 2494 error = 0; 2495 break; 2496 2497 /* 2498 * XXX This is slightly bogus, but these ioctls are currently 2499 * XXX only used by the aironet (if_an) network driver. 2500 */ 2501 case LINUX_SIOCDEVPRIVATE: 2502 args->cmd = SIOCGPRIVATE_0; 2503 error = sys_ioctl(td, (struct ioctl_args *)args); 2504 break; 2505 2506 case LINUX_SIOCDEVPRIVATE+1: 2507 args->cmd = SIOCGPRIVATE_1; 2508 error = sys_ioctl(td, (struct ioctl_args *)args); 2509 break; 2510 } 2511 2512 if (ifp != NULL) 2513 /* restore the original interface name */ 2514 copyout(lifname, (void *)args->arg, LINUX_IFNAMSIZ); 2515 2516 return (error); 2517 } 2518 2519 /* 2520 * Device private ioctl handler 2521 */ 2522 static int 2523 linux_ioctl_private(struct thread *td, struct linux_ioctl_args *args) 2524 { 2525 struct file *fp; 2526 int error, type; 2527 2528 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 2529 if (error != 0) 2530 return (error); 2531 type = fp->f_type; 2532 fdrop(fp, td); 2533 if (type == DTYPE_SOCKET) 2534 return (linux_ioctl_socket(td, args)); 2535 return (ENOIOCTL); 2536 } 2537 2538 /* 2539 * DRM ioctl handler (sys/dev/drm) 2540 */ 2541 static int 2542 linux_ioctl_drm(struct thread *td, struct linux_ioctl_args *args) 2543 { 2544 args->cmd = SETDIR(args->cmd); 2545 return (sys_ioctl(td, (struct ioctl_args *)args)); 2546 } 2547 2548 #ifdef COMPAT_LINUX32 2549 static int 2550 linux_ioctl_sg_io(struct thread *td, struct linux_ioctl_args *args) 2551 { 2552 struct sg_io_hdr io; 2553 struct sg_io_hdr32 io32; 2554 struct file *fp; 2555 int error; 2556 2557 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 2558 if (error != 0) { 2559 printf("sg_linux_ioctl: fget returned %d\n", error); 2560 return (error); 2561 } 2562 2563 if ((error = copyin((void *)args->arg, &io32, sizeof(io32))) != 0) 2564 goto out; 2565 2566 CP(io32, io, interface_id); 2567 CP(io32, io, dxfer_direction); 2568 CP(io32, io, cmd_len); 2569 CP(io32, io, mx_sb_len); 2570 CP(io32, io, iovec_count); 2571 CP(io32, io, dxfer_len); 2572 PTRIN_CP(io32, io, dxferp); 2573 PTRIN_CP(io32, io, cmdp); 2574 PTRIN_CP(io32, io, sbp); 2575 CP(io32, io, timeout); 2576 CP(io32, io, flags); 2577 CP(io32, io, pack_id); 2578 PTRIN_CP(io32, io, usr_ptr); 2579 CP(io32, io, status); 2580 CP(io32, io, masked_status); 2581 CP(io32, io, msg_status); 2582 CP(io32, io, sb_len_wr); 2583 CP(io32, io, host_status); 2584 CP(io32, io, driver_status); 2585 CP(io32, io, resid); 2586 CP(io32, io, duration); 2587 CP(io32, io, info); 2588 2589 if ((error = fo_ioctl(fp, SG_IO, (caddr_t)&io, td->td_ucred, td)) != 0) 2590 goto out; 2591 2592 CP(io, io32, interface_id); 2593 CP(io, io32, dxfer_direction); 2594 CP(io, io32, cmd_len); 2595 CP(io, io32, mx_sb_len); 2596 CP(io, io32, iovec_count); 2597 CP(io, io32, dxfer_len); 2598 PTROUT_CP(io, io32, dxferp); 2599 PTROUT_CP(io, io32, cmdp); 2600 PTROUT_CP(io, io32, sbp); 2601 CP(io, io32, timeout); 2602 CP(io, io32, flags); 2603 CP(io, io32, pack_id); 2604 PTROUT_CP(io, io32, usr_ptr); 2605 CP(io, io32, status); 2606 CP(io, io32, masked_status); 2607 CP(io, io32, msg_status); 2608 CP(io, io32, sb_len_wr); 2609 CP(io, io32, host_status); 2610 CP(io, io32, driver_status); 2611 CP(io, io32, resid); 2612 CP(io, io32, duration); 2613 CP(io, io32, info); 2614 2615 error = copyout(&io32, (void *)args->arg, sizeof(io32)); 2616 2617 out: 2618 fdrop(fp, td); 2619 return (error); 2620 } 2621 #endif 2622 2623 static int 2624 linux_ioctl_sg(struct thread *td, struct linux_ioctl_args *args) 2625 { 2626 2627 switch (args->cmd) { 2628 case LINUX_SG_GET_VERSION_NUM: 2629 args->cmd = SG_GET_VERSION_NUM; 2630 break; 2631 case LINUX_SG_SET_TIMEOUT: 2632 args->cmd = SG_SET_TIMEOUT; 2633 break; 2634 case LINUX_SG_GET_TIMEOUT: 2635 args->cmd = SG_GET_TIMEOUT; 2636 break; 2637 case LINUX_SG_IO: 2638 args->cmd = SG_IO; 2639 #ifdef COMPAT_LINUX32 2640 return (linux_ioctl_sg_io(td, args)); 2641 #endif 2642 break; 2643 case LINUX_SG_GET_RESERVED_SIZE: 2644 args->cmd = SG_GET_RESERVED_SIZE; 2645 break; 2646 case LINUX_SG_GET_SCSI_ID: 2647 args->cmd = SG_GET_SCSI_ID; 2648 break; 2649 case LINUX_SG_GET_SG_TABLESIZE: 2650 args->cmd = SG_GET_SG_TABLESIZE; 2651 break; 2652 default: 2653 return (ENODEV); 2654 } 2655 return (sys_ioctl(td, (struct ioctl_args *)args)); 2656 } 2657 2658 /* 2659 * Video4Linux (V4L) ioctl handler 2660 */ 2661 static int 2662 linux_to_bsd_v4l_tuner(struct l_video_tuner *lvt, struct video_tuner *vt) 2663 { 2664 vt->tuner = lvt->tuner; 2665 strlcpy(vt->name, lvt->name, LINUX_VIDEO_TUNER_NAME_SIZE); 2666 vt->rangelow = lvt->rangelow; /* possible long size conversion */ 2667 vt->rangehigh = lvt->rangehigh; /* possible long size conversion */ 2668 vt->flags = lvt->flags; 2669 vt->mode = lvt->mode; 2670 vt->signal = lvt->signal; 2671 return (0); 2672 } 2673 2674 static int 2675 bsd_to_linux_v4l_tuner(struct video_tuner *vt, struct l_video_tuner *lvt) 2676 { 2677 lvt->tuner = vt->tuner; 2678 strlcpy(lvt->name, vt->name, LINUX_VIDEO_TUNER_NAME_SIZE); 2679 lvt->rangelow = vt->rangelow; /* possible long size conversion */ 2680 lvt->rangehigh = vt->rangehigh; /* possible long size conversion */ 2681 lvt->flags = vt->flags; 2682 lvt->mode = vt->mode; 2683 lvt->signal = vt->signal; 2684 return (0); 2685 } 2686 2687 #ifdef COMPAT_LINUX_V4L_CLIPLIST 2688 static int 2689 linux_to_bsd_v4l_clip(struct l_video_clip *lvc, struct video_clip *vc) 2690 { 2691 vc->x = lvc->x; 2692 vc->y = lvc->y; 2693 vc->width = lvc->width; 2694 vc->height = lvc->height; 2695 vc->next = PTRIN(lvc->next); /* possible pointer size conversion */ 2696 return (0); 2697 } 2698 #endif 2699 2700 static int 2701 linux_to_bsd_v4l_window(struct l_video_window *lvw, struct video_window *vw) 2702 { 2703 vw->x = lvw->x; 2704 vw->y = lvw->y; 2705 vw->width = lvw->width; 2706 vw->height = lvw->height; 2707 vw->chromakey = lvw->chromakey; 2708 vw->flags = lvw->flags; 2709 vw->clips = PTRIN(lvw->clips); /* possible pointer size conversion */ 2710 vw->clipcount = lvw->clipcount; 2711 return (0); 2712 } 2713 2714 static int 2715 bsd_to_linux_v4l_window(struct video_window *vw, struct l_video_window *lvw) 2716 { 2717 memset(lvw, 0, sizeof(*lvw)); 2718 2719 lvw->x = vw->x; 2720 lvw->y = vw->y; 2721 lvw->width = vw->width; 2722 lvw->height = vw->height; 2723 lvw->chromakey = vw->chromakey; 2724 lvw->flags = vw->flags; 2725 lvw->clips = PTROUT(vw->clips); /* possible pointer size conversion */ 2726 lvw->clipcount = vw->clipcount; 2727 return (0); 2728 } 2729 2730 static int 2731 linux_to_bsd_v4l_buffer(struct l_video_buffer *lvb, struct video_buffer *vb) 2732 { 2733 vb->base = PTRIN(lvb->base); /* possible pointer size conversion */ 2734 vb->height = lvb->height; 2735 vb->width = lvb->width; 2736 vb->depth = lvb->depth; 2737 vb->bytesperline = lvb->bytesperline; 2738 return (0); 2739 } 2740 2741 static int 2742 bsd_to_linux_v4l_buffer(struct video_buffer *vb, struct l_video_buffer *lvb) 2743 { 2744 lvb->base = PTROUT(vb->base); /* possible pointer size conversion */ 2745 lvb->height = vb->height; 2746 lvb->width = vb->width; 2747 lvb->depth = vb->depth; 2748 lvb->bytesperline = vb->bytesperline; 2749 return (0); 2750 } 2751 2752 static int 2753 linux_to_bsd_v4l_code(struct l_video_code *lvc, struct video_code *vc) 2754 { 2755 strlcpy(vc->loadwhat, lvc->loadwhat, LINUX_VIDEO_CODE_LOADWHAT_SIZE); 2756 vc->datasize = lvc->datasize; 2757 vc->data = PTRIN(lvc->data); /* possible pointer size conversion */ 2758 return (0); 2759 } 2760 2761 #ifdef COMPAT_LINUX_V4L_CLIPLIST 2762 static int 2763 linux_v4l_clip_copy(void *lvc, struct video_clip **ppvc) 2764 { 2765 int error; 2766 struct video_clip vclip; 2767 struct l_video_clip l_vclip; 2768 2769 error = copyin(lvc, &l_vclip, sizeof(l_vclip)); 2770 if (error) return (error); 2771 linux_to_bsd_v4l_clip(&l_vclip, &vclip); 2772 /* XXX: If there can be no concurrency: s/M_NOWAIT/M_WAITOK/ */ 2773 if ((*ppvc = malloc(sizeof(**ppvc), M_LINUX, M_NOWAIT)) == NULL) 2774 return (ENOMEM); /* XXX: Linux has no ENOMEM here. */ 2775 memcpy(*ppvc, &vclip, sizeof(vclip)); 2776 (*ppvc)->next = NULL; 2777 return (0); 2778 } 2779 2780 static int 2781 linux_v4l_cliplist_free(struct video_window *vw) 2782 { 2783 struct video_clip **ppvc; 2784 struct video_clip **ppvc_next; 2785 2786 for (ppvc = &(vw->clips); *ppvc != NULL; ppvc = ppvc_next) { 2787 ppvc_next = &((*ppvc)->next); 2788 free(*ppvc, M_LINUX); 2789 } 2790 vw->clips = NULL; 2791 2792 return (0); 2793 } 2794 2795 static int 2796 linux_v4l_cliplist_copy(struct l_video_window *lvw, struct video_window *vw) 2797 { 2798 int error; 2799 int clipcount; 2800 void *plvc; 2801 struct video_clip **ppvc; 2802 2803 /* 2804 * XXX: The cliplist is used to pass in a list of clipping 2805 * rectangles or, if clipcount == VIDEO_CLIP_BITMAP, a 2806 * clipping bitmap. Some Linux apps, however, appear to 2807 * leave cliplist and clips uninitialized. In any case, 2808 * the cliplist is not used by pwc(4), at the time of 2809 * writing, FreeBSD's only V4L driver. When a driver 2810 * that uses the cliplist is developed, this code may 2811 * need re-examiniation. 2812 */ 2813 error = 0; 2814 clipcount = vw->clipcount; 2815 if (clipcount == VIDEO_CLIP_BITMAP) { 2816 /* 2817 * In this case, the pointer (clips) is overloaded 2818 * to be a "void *" to a bitmap, therefore there 2819 * is no struct video_clip to copy now. 2820 */ 2821 } else if (clipcount > 0 && clipcount <= 16384) { 2822 /* 2823 * Clips points to list of clip rectangles, so 2824 * copy the list. 2825 * 2826 * XXX: Upper limit of 16384 was used here to try to 2827 * avoid cases when clipcount and clips pointer 2828 * are uninitialized and therefore have high random 2829 * values, as is the case in the Linux Skype 2830 * application. The value 16384 was chosen as that 2831 * is what is used in the Linux stradis(4) MPEG 2832 * decoder driver, the only place we found an 2833 * example of cliplist use. 2834 */ 2835 plvc = PTRIN(lvw->clips); 2836 vw->clips = NULL; 2837 ppvc = &(vw->clips); 2838 while (clipcount-- > 0) { 2839 if (plvc == NULL) { 2840 error = EFAULT; 2841 break; 2842 } else { 2843 error = linux_v4l_clip_copy(plvc, ppvc); 2844 if (error) { 2845 linux_v4l_cliplist_free(vw); 2846 break; 2847 } 2848 } 2849 ppvc = &((*ppvc)->next); 2850 plvc = PTRIN(((struct l_video_clip *) plvc)->next); 2851 } 2852 } else { 2853 /* 2854 * clipcount == 0 or negative (but not VIDEO_CLIP_BITMAP) 2855 * Force cliplist to null. 2856 */ 2857 vw->clipcount = 0; 2858 vw->clips = NULL; 2859 } 2860 return (error); 2861 } 2862 #endif 2863 2864 static int 2865 linux_ioctl_v4l(struct thread *td, struct linux_ioctl_args *args) 2866 { 2867 struct file *fp; 2868 int error; 2869 struct video_tuner vtun; 2870 struct video_window vwin; 2871 struct video_buffer vbuf; 2872 struct video_code vcode; 2873 struct l_video_tuner l_vtun; 2874 struct l_video_window l_vwin; 2875 struct l_video_buffer l_vbuf; 2876 struct l_video_code l_vcode; 2877 2878 switch (args->cmd & 0xffff) { 2879 case LINUX_VIDIOCGCAP: args->cmd = VIDIOCGCAP; break; 2880 case LINUX_VIDIOCGCHAN: args->cmd = VIDIOCGCHAN; break; 2881 case LINUX_VIDIOCSCHAN: args->cmd = VIDIOCSCHAN; break; 2882 2883 case LINUX_VIDIOCGTUNER: 2884 error = fget(td, args->fd, 2885 &cap_ioctl_rights, &fp); 2886 if (error != 0) 2887 return (error); 2888 error = copyin((void *) args->arg, &l_vtun, sizeof(l_vtun)); 2889 if (error) { 2890 fdrop(fp, td); 2891 return (error); 2892 } 2893 linux_to_bsd_v4l_tuner(&l_vtun, &vtun); 2894 error = fo_ioctl(fp, VIDIOCGTUNER, &vtun, td->td_ucred, td); 2895 if (!error) { 2896 bsd_to_linux_v4l_tuner(&vtun, &l_vtun); 2897 error = copyout(&l_vtun, (void *) args->arg, 2898 sizeof(l_vtun)); 2899 } 2900 fdrop(fp, td); 2901 return (error); 2902 2903 case LINUX_VIDIOCSTUNER: 2904 error = fget(td, args->fd, 2905 &cap_ioctl_rights, &fp); 2906 if (error != 0) 2907 return (error); 2908 error = copyin((void *) args->arg, &l_vtun, sizeof(l_vtun)); 2909 if (error) { 2910 fdrop(fp, td); 2911 return (error); 2912 } 2913 linux_to_bsd_v4l_tuner(&l_vtun, &vtun); 2914 error = fo_ioctl(fp, VIDIOCSTUNER, &vtun, td->td_ucred, td); 2915 fdrop(fp, td); 2916 return (error); 2917 2918 case LINUX_VIDIOCGPICT: args->cmd = VIDIOCGPICT; break; 2919 case LINUX_VIDIOCSPICT: args->cmd = VIDIOCSPICT; break; 2920 case LINUX_VIDIOCCAPTURE: args->cmd = VIDIOCCAPTURE; break; 2921 2922 case LINUX_VIDIOCGWIN: 2923 error = fget(td, args->fd, 2924 &cap_ioctl_rights, &fp); 2925 if (error != 0) 2926 return (error); 2927 error = fo_ioctl(fp, VIDIOCGWIN, &vwin, td->td_ucred, td); 2928 if (!error) { 2929 bsd_to_linux_v4l_window(&vwin, &l_vwin); 2930 error = copyout(&l_vwin, (void *) args->arg, 2931 sizeof(l_vwin)); 2932 } 2933 fdrop(fp, td); 2934 return (error); 2935 2936 case LINUX_VIDIOCSWIN: 2937 error = fget(td, args->fd, 2938 &cap_ioctl_rights, &fp); 2939 if (error != 0) 2940 return (error); 2941 error = copyin((void *) args->arg, &l_vwin, sizeof(l_vwin)); 2942 if (error) { 2943 fdrop(fp, td); 2944 return (error); 2945 } 2946 linux_to_bsd_v4l_window(&l_vwin, &vwin); 2947 #ifdef COMPAT_LINUX_V4L_CLIPLIST 2948 error = linux_v4l_cliplist_copy(&l_vwin, &vwin); 2949 if (error) { 2950 fdrop(fp, td); 2951 return (error); 2952 } 2953 #endif 2954 error = fo_ioctl(fp, VIDIOCSWIN, &vwin, td->td_ucred, td); 2955 fdrop(fp, td); 2956 #ifdef COMPAT_LINUX_V4L_CLIPLIST 2957 linux_v4l_cliplist_free(&vwin); 2958 #endif 2959 return (error); 2960 2961 case LINUX_VIDIOCGFBUF: 2962 error = fget(td, args->fd, 2963 &cap_ioctl_rights, &fp); 2964 if (error != 0) 2965 return (error); 2966 error = fo_ioctl(fp, VIDIOCGFBUF, &vbuf, td->td_ucred, td); 2967 if (!error) { 2968 bsd_to_linux_v4l_buffer(&vbuf, &l_vbuf); 2969 error = copyout(&l_vbuf, (void *) args->arg, 2970 sizeof(l_vbuf)); 2971 } 2972 fdrop(fp, td); 2973 return (error); 2974 2975 case LINUX_VIDIOCSFBUF: 2976 error = fget(td, args->fd, 2977 &cap_ioctl_rights, &fp); 2978 if (error != 0) 2979 return (error); 2980 error = copyin((void *) args->arg, &l_vbuf, sizeof(l_vbuf)); 2981 if (error) { 2982 fdrop(fp, td); 2983 return (error); 2984 } 2985 linux_to_bsd_v4l_buffer(&l_vbuf, &vbuf); 2986 error = fo_ioctl(fp, VIDIOCSFBUF, &vbuf, td->td_ucred, td); 2987 fdrop(fp, td); 2988 return (error); 2989 2990 case LINUX_VIDIOCKEY: args->cmd = VIDIOCKEY; break; 2991 case LINUX_VIDIOCGFREQ: args->cmd = VIDIOCGFREQ; break; 2992 case LINUX_VIDIOCSFREQ: args->cmd = VIDIOCSFREQ; break; 2993 case LINUX_VIDIOCGAUDIO: args->cmd = VIDIOCGAUDIO; break; 2994 case LINUX_VIDIOCSAUDIO: args->cmd = VIDIOCSAUDIO; break; 2995 case LINUX_VIDIOCSYNC: args->cmd = VIDIOCSYNC; break; 2996 case LINUX_VIDIOCMCAPTURE: args->cmd = VIDIOCMCAPTURE; break; 2997 case LINUX_VIDIOCGMBUF: args->cmd = VIDIOCGMBUF; break; 2998 case LINUX_VIDIOCGUNIT: args->cmd = VIDIOCGUNIT; break; 2999 case LINUX_VIDIOCGCAPTURE: args->cmd = VIDIOCGCAPTURE; break; 3000 case LINUX_VIDIOCSCAPTURE: args->cmd = VIDIOCSCAPTURE; break; 3001 case LINUX_VIDIOCSPLAYMODE: args->cmd = VIDIOCSPLAYMODE; break; 3002 case LINUX_VIDIOCSWRITEMODE: args->cmd = VIDIOCSWRITEMODE; break; 3003 case LINUX_VIDIOCGPLAYINFO: args->cmd = VIDIOCGPLAYINFO; break; 3004 3005 case LINUX_VIDIOCSMICROCODE: 3006 error = fget(td, args->fd, 3007 &cap_ioctl_rights, &fp); 3008 if (error != 0) 3009 return (error); 3010 error = copyin((void *) args->arg, &l_vcode, sizeof(l_vcode)); 3011 if (error) { 3012 fdrop(fp, td); 3013 return (error); 3014 } 3015 linux_to_bsd_v4l_code(&l_vcode, &vcode); 3016 error = fo_ioctl(fp, VIDIOCSMICROCODE, &vcode, td->td_ucred, td); 3017 fdrop(fp, td); 3018 return (error); 3019 3020 case LINUX_VIDIOCGVBIFMT: args->cmd = VIDIOCGVBIFMT; break; 3021 case LINUX_VIDIOCSVBIFMT: args->cmd = VIDIOCSVBIFMT; break; 3022 default: return (ENOIOCTL); 3023 } 3024 3025 error = sys_ioctl(td, (struct ioctl_args *)args); 3026 return (error); 3027 } 3028 3029 /* 3030 * Special ioctl handler 3031 */ 3032 static int 3033 linux_ioctl_special(struct thread *td, struct linux_ioctl_args *args) 3034 { 3035 int error; 3036 3037 switch (args->cmd) { 3038 case LINUX_SIOCGIFADDR: 3039 args->cmd = SIOCGIFADDR; 3040 error = sys_ioctl(td, (struct ioctl_args *)args); 3041 break; 3042 case LINUX_SIOCSIFADDR: 3043 args->cmd = SIOCSIFADDR; 3044 error = sys_ioctl(td, (struct ioctl_args *)args); 3045 break; 3046 case LINUX_SIOCGIFFLAGS: 3047 args->cmd = SIOCGIFFLAGS; 3048 error = sys_ioctl(td, (struct ioctl_args *)args); 3049 break; 3050 default: 3051 error = ENOIOCTL; 3052 } 3053 3054 return (error); 3055 } 3056 3057 static int 3058 linux_to_bsd_v4l2_standard(struct l_v4l2_standard *lvstd, struct v4l2_standard *vstd) 3059 { 3060 vstd->index = lvstd->index; 3061 vstd->id = lvstd->id; 3062 CTASSERT(sizeof(vstd->name) == sizeof(lvstd->name)); 3063 memcpy(vstd->name, lvstd->name, sizeof(vstd->name)); 3064 vstd->frameperiod = lvstd->frameperiod; 3065 vstd->framelines = lvstd->framelines; 3066 CTASSERT(sizeof(vstd->reserved) == sizeof(lvstd->reserved)); 3067 memcpy(vstd->reserved, lvstd->reserved, sizeof(vstd->reserved)); 3068 return (0); 3069 } 3070 3071 static int 3072 bsd_to_linux_v4l2_standard(struct v4l2_standard *vstd, struct l_v4l2_standard *lvstd) 3073 { 3074 lvstd->index = vstd->index; 3075 lvstd->id = vstd->id; 3076 CTASSERT(sizeof(vstd->name) == sizeof(lvstd->name)); 3077 memcpy(lvstd->name, vstd->name, sizeof(lvstd->name)); 3078 lvstd->frameperiod = vstd->frameperiod; 3079 lvstd->framelines = vstd->framelines; 3080 CTASSERT(sizeof(vstd->reserved) == sizeof(lvstd->reserved)); 3081 memcpy(lvstd->reserved, vstd->reserved, sizeof(lvstd->reserved)); 3082 return (0); 3083 } 3084 3085 static int 3086 linux_to_bsd_v4l2_buffer(struct l_v4l2_buffer *lvb, struct v4l2_buffer *vb) 3087 { 3088 vb->index = lvb->index; 3089 vb->type = lvb->type; 3090 vb->bytesused = lvb->bytesused; 3091 vb->flags = lvb->flags; 3092 vb->field = lvb->field; 3093 vb->timestamp.tv_sec = lvb->timestamp.tv_sec; 3094 vb->timestamp.tv_usec = lvb->timestamp.tv_usec; 3095 memcpy(&vb->timecode, &lvb->timecode, sizeof (lvb->timecode)); 3096 vb->sequence = lvb->sequence; 3097 vb->memory = lvb->memory; 3098 if (lvb->memory == V4L2_MEMORY_USERPTR) 3099 /* possible pointer size conversion */ 3100 vb->m.userptr = (unsigned long)PTRIN(lvb->m.userptr); 3101 else 3102 vb->m.offset = lvb->m.offset; 3103 vb->length = lvb->length; 3104 vb->input = lvb->input; 3105 vb->reserved = lvb->reserved; 3106 return (0); 3107 } 3108 3109 static int 3110 bsd_to_linux_v4l2_buffer(struct v4l2_buffer *vb, struct l_v4l2_buffer *lvb) 3111 { 3112 lvb->index = vb->index; 3113 lvb->type = vb->type; 3114 lvb->bytesused = vb->bytesused; 3115 lvb->flags = vb->flags; 3116 lvb->field = vb->field; 3117 lvb->timestamp.tv_sec = vb->timestamp.tv_sec; 3118 lvb->timestamp.tv_usec = vb->timestamp.tv_usec; 3119 memcpy(&lvb->timecode, &vb->timecode, sizeof (vb->timecode)); 3120 lvb->sequence = vb->sequence; 3121 lvb->memory = vb->memory; 3122 if (vb->memory == V4L2_MEMORY_USERPTR) 3123 /* possible pointer size conversion */ 3124 lvb->m.userptr = PTROUT(vb->m.userptr); 3125 else 3126 lvb->m.offset = vb->m.offset; 3127 lvb->length = vb->length; 3128 lvb->input = vb->input; 3129 lvb->reserved = vb->reserved; 3130 return (0); 3131 } 3132 3133 static int 3134 linux_to_bsd_v4l2_format(struct l_v4l2_format *lvf, struct v4l2_format *vf) 3135 { 3136 vf->type = lvf->type; 3137 if (lvf->type == V4L2_BUF_TYPE_VIDEO_OVERLAY 3138 #ifdef V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3139 || lvf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3140 #endif 3141 ) 3142 /* 3143 * XXX TODO - needs 32 -> 64 bit conversion: 3144 * (unused by webcams?) 3145 */ 3146 return (EINVAL); 3147 memcpy(&vf->fmt, &lvf->fmt, sizeof(vf->fmt)); 3148 return (0); 3149 } 3150 3151 static int 3152 bsd_to_linux_v4l2_format(struct v4l2_format *vf, struct l_v4l2_format *lvf) 3153 { 3154 lvf->type = vf->type; 3155 if (vf->type == V4L2_BUF_TYPE_VIDEO_OVERLAY 3156 #ifdef V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3157 || vf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3158 #endif 3159 ) 3160 /* 3161 * XXX TODO - needs 32 -> 64 bit conversion: 3162 * (unused by webcams?) 3163 */ 3164 return (EINVAL); 3165 memcpy(&lvf->fmt, &vf->fmt, sizeof(vf->fmt)); 3166 return (0); 3167 } 3168 static int 3169 linux_ioctl_v4l2(struct thread *td, struct linux_ioctl_args *args) 3170 { 3171 struct file *fp; 3172 int error; 3173 struct v4l2_format vformat; 3174 struct l_v4l2_format l_vformat; 3175 struct v4l2_standard vstd; 3176 struct l_v4l2_standard l_vstd; 3177 struct l_v4l2_buffer l_vbuf; 3178 struct v4l2_buffer vbuf; 3179 struct v4l2_input vinp; 3180 3181 switch (args->cmd & 0xffff) { 3182 case LINUX_VIDIOC_RESERVED: 3183 case LINUX_VIDIOC_LOG_STATUS: 3184 if ((args->cmd & IOC_DIRMASK) != LINUX_IOC_VOID) 3185 return (ENOIOCTL); 3186 args->cmd = (args->cmd & 0xffff) | IOC_VOID; 3187 break; 3188 3189 case LINUX_VIDIOC_OVERLAY: 3190 case LINUX_VIDIOC_STREAMON: 3191 case LINUX_VIDIOC_STREAMOFF: 3192 case LINUX_VIDIOC_S_STD: 3193 case LINUX_VIDIOC_S_TUNER: 3194 case LINUX_VIDIOC_S_AUDIO: 3195 case LINUX_VIDIOC_S_AUDOUT: 3196 case LINUX_VIDIOC_S_MODULATOR: 3197 case LINUX_VIDIOC_S_FREQUENCY: 3198 case LINUX_VIDIOC_S_CROP: 3199 case LINUX_VIDIOC_S_JPEGCOMP: 3200 case LINUX_VIDIOC_S_PRIORITY: 3201 case LINUX_VIDIOC_DBG_S_REGISTER: 3202 case LINUX_VIDIOC_S_HW_FREQ_SEEK: 3203 case LINUX_VIDIOC_SUBSCRIBE_EVENT: 3204 case LINUX_VIDIOC_UNSUBSCRIBE_EVENT: 3205 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_IN; 3206 break; 3207 3208 case LINUX_VIDIOC_QUERYCAP: 3209 case LINUX_VIDIOC_G_STD: 3210 case LINUX_VIDIOC_G_AUDIO: 3211 case LINUX_VIDIOC_G_INPUT: 3212 case LINUX_VIDIOC_G_OUTPUT: 3213 case LINUX_VIDIOC_G_AUDOUT: 3214 case LINUX_VIDIOC_G_JPEGCOMP: 3215 case LINUX_VIDIOC_QUERYSTD: 3216 case LINUX_VIDIOC_G_PRIORITY: 3217 case LINUX_VIDIOC_QUERY_DV_PRESET: 3218 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_OUT; 3219 break; 3220 3221 case LINUX_VIDIOC_ENUM_FMT: 3222 case LINUX_VIDIOC_REQBUFS: 3223 case LINUX_VIDIOC_G_PARM: 3224 case LINUX_VIDIOC_S_PARM: 3225 case LINUX_VIDIOC_G_CTRL: 3226 case LINUX_VIDIOC_S_CTRL: 3227 case LINUX_VIDIOC_G_TUNER: 3228 case LINUX_VIDIOC_QUERYCTRL: 3229 case LINUX_VIDIOC_QUERYMENU: 3230 case LINUX_VIDIOC_S_INPUT: 3231 case LINUX_VIDIOC_S_OUTPUT: 3232 case LINUX_VIDIOC_ENUMOUTPUT: 3233 case LINUX_VIDIOC_G_MODULATOR: 3234 case LINUX_VIDIOC_G_FREQUENCY: 3235 case LINUX_VIDIOC_CROPCAP: 3236 case LINUX_VIDIOC_G_CROP: 3237 case LINUX_VIDIOC_ENUMAUDIO: 3238 case LINUX_VIDIOC_ENUMAUDOUT: 3239 case LINUX_VIDIOC_G_SLICED_VBI_CAP: 3240 #ifdef VIDIOC_ENUM_FRAMESIZES 3241 case LINUX_VIDIOC_ENUM_FRAMESIZES: 3242 case LINUX_VIDIOC_ENUM_FRAMEINTERVALS: 3243 case LINUX_VIDIOC_ENCODER_CMD: 3244 case LINUX_VIDIOC_TRY_ENCODER_CMD: 3245 #endif 3246 case LINUX_VIDIOC_DBG_G_REGISTER: 3247 case LINUX_VIDIOC_DBG_G_CHIP_IDENT: 3248 case LINUX_VIDIOC_ENUM_DV_PRESETS: 3249 case LINUX_VIDIOC_S_DV_PRESET: 3250 case LINUX_VIDIOC_G_DV_PRESET: 3251 case LINUX_VIDIOC_S_DV_TIMINGS: 3252 case LINUX_VIDIOC_G_DV_TIMINGS: 3253 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_INOUT; 3254 break; 3255 3256 case LINUX_VIDIOC_G_FMT: 3257 case LINUX_VIDIOC_S_FMT: 3258 case LINUX_VIDIOC_TRY_FMT: 3259 error = copyin((void *)args->arg, &l_vformat, sizeof(l_vformat)); 3260 if (error) 3261 return (error); 3262 error = fget(td, args->fd, 3263 &cap_ioctl_rights, &fp); 3264 if (error) 3265 return (error); 3266 if (linux_to_bsd_v4l2_format(&l_vformat, &vformat) != 0) 3267 error = EINVAL; 3268 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_G_FMT) 3269 error = fo_ioctl(fp, VIDIOC_G_FMT, &vformat, 3270 td->td_ucred, td); 3271 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_S_FMT) 3272 error = fo_ioctl(fp, VIDIOC_S_FMT, &vformat, 3273 td->td_ucred, td); 3274 else 3275 error = fo_ioctl(fp, VIDIOC_TRY_FMT, &vformat, 3276 td->td_ucred, td); 3277 bsd_to_linux_v4l2_format(&vformat, &l_vformat); 3278 copyout(&l_vformat, (void *)args->arg, sizeof(l_vformat)); 3279 fdrop(fp, td); 3280 return (error); 3281 3282 case LINUX_VIDIOC_ENUMSTD: 3283 error = copyin((void *)args->arg, &l_vstd, sizeof(l_vstd)); 3284 if (error) 3285 return (error); 3286 linux_to_bsd_v4l2_standard(&l_vstd, &vstd); 3287 error = fget(td, args->fd, 3288 &cap_ioctl_rights, &fp); 3289 if (error) 3290 return (error); 3291 error = fo_ioctl(fp, VIDIOC_ENUMSTD, (caddr_t)&vstd, 3292 td->td_ucred, td); 3293 if (error) { 3294 fdrop(fp, td); 3295 return (error); 3296 } 3297 bsd_to_linux_v4l2_standard(&vstd, &l_vstd); 3298 error = copyout(&l_vstd, (void *)args->arg, sizeof(l_vstd)); 3299 fdrop(fp, td); 3300 return (error); 3301 3302 case LINUX_VIDIOC_ENUMINPUT: 3303 /* 3304 * The Linux struct l_v4l2_input differs only in size, 3305 * it has no padding at the end. 3306 */ 3307 error = copyin((void *)args->arg, &vinp, 3308 sizeof(struct l_v4l2_input)); 3309 if (error != 0) 3310 return (error); 3311 error = fget(td, args->fd, 3312 &cap_ioctl_rights, &fp); 3313 if (error != 0) 3314 return (error); 3315 error = fo_ioctl(fp, VIDIOC_ENUMINPUT, (caddr_t)&vinp, 3316 td->td_ucred, td); 3317 if (error) { 3318 fdrop(fp, td); 3319 return (error); 3320 } 3321 error = copyout(&vinp, (void *)args->arg, 3322 sizeof(struct l_v4l2_input)); 3323 fdrop(fp, td); 3324 return (error); 3325 3326 case LINUX_VIDIOC_QUERYBUF: 3327 case LINUX_VIDIOC_QBUF: 3328 case LINUX_VIDIOC_DQBUF: 3329 error = copyin((void *)args->arg, &l_vbuf, sizeof(l_vbuf)); 3330 if (error) 3331 return (error); 3332 error = fget(td, args->fd, 3333 &cap_ioctl_rights, &fp); 3334 if (error) 3335 return (error); 3336 linux_to_bsd_v4l2_buffer(&l_vbuf, &vbuf); 3337 if ((args->cmd & 0xffff) == LINUX_VIDIOC_QUERYBUF) 3338 error = fo_ioctl(fp, VIDIOC_QUERYBUF, &vbuf, 3339 td->td_ucred, td); 3340 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_QBUF) 3341 error = fo_ioctl(fp, VIDIOC_QBUF, &vbuf, 3342 td->td_ucred, td); 3343 else 3344 error = fo_ioctl(fp, VIDIOC_DQBUF, &vbuf, 3345 td->td_ucred, td); 3346 bsd_to_linux_v4l2_buffer(&vbuf, &l_vbuf); 3347 copyout(&l_vbuf, (void *)args->arg, sizeof(l_vbuf)); 3348 fdrop(fp, td); 3349 return (error); 3350 3351 /* 3352 * XXX TODO - these need 32 -> 64 bit conversion: 3353 * (are any of them needed for webcams?) 3354 */ 3355 case LINUX_VIDIOC_G_FBUF: 3356 case LINUX_VIDIOC_S_FBUF: 3357 3358 case LINUX_VIDIOC_G_EXT_CTRLS: 3359 case LINUX_VIDIOC_S_EXT_CTRLS: 3360 case LINUX_VIDIOC_TRY_EXT_CTRLS: 3361 3362 case LINUX_VIDIOC_DQEVENT: 3363 3364 default: return (ENOIOCTL); 3365 } 3366 3367 error = sys_ioctl(td, (struct ioctl_args *)args); 3368 return (error); 3369 } 3370 3371 /* 3372 * Support for emulators/linux-libusb. This port uses FBSD_LUSB* macros 3373 * instead of USB* ones. This lets us to provide correct values for cmd. 3374 * 0xffffffe0 -- 0xffffffff range seemed to be the least collision-prone. 3375 */ 3376 static int 3377 linux_ioctl_fbsd_usb(struct thread *td, struct linux_ioctl_args *args) 3378 { 3379 int error; 3380 3381 error = 0; 3382 switch (args->cmd) { 3383 case FBSD_LUSB_DEVICEENUMERATE: 3384 args->cmd = USB_DEVICEENUMERATE; 3385 break; 3386 case FBSD_LUSB_DEV_QUIRK_ADD: 3387 args->cmd = USB_DEV_QUIRK_ADD; 3388 break; 3389 case FBSD_LUSB_DEV_QUIRK_GET: 3390 args->cmd = USB_DEV_QUIRK_GET; 3391 break; 3392 case FBSD_LUSB_DEV_QUIRK_REMOVE: 3393 args->cmd = USB_DEV_QUIRK_REMOVE; 3394 break; 3395 case FBSD_LUSB_DO_REQUEST: 3396 args->cmd = USB_DO_REQUEST; 3397 break; 3398 case FBSD_LUSB_FS_CLEAR_STALL_SYNC: 3399 args->cmd = USB_FS_CLEAR_STALL_SYNC; 3400 break; 3401 case FBSD_LUSB_FS_CLOSE: 3402 args->cmd = USB_FS_CLOSE; 3403 break; 3404 case FBSD_LUSB_FS_COMPLETE: 3405 args->cmd = USB_FS_COMPLETE; 3406 break; 3407 case FBSD_LUSB_FS_INIT: 3408 args->cmd = USB_FS_INIT; 3409 break; 3410 case FBSD_LUSB_FS_OPEN: 3411 args->cmd = USB_FS_OPEN; 3412 break; 3413 case FBSD_LUSB_FS_START: 3414 args->cmd = USB_FS_START; 3415 break; 3416 case FBSD_LUSB_FS_STOP: 3417 args->cmd = USB_FS_STOP; 3418 break; 3419 case FBSD_LUSB_FS_UNINIT: 3420 args->cmd = USB_FS_UNINIT; 3421 break; 3422 case FBSD_LUSB_GET_CONFIG: 3423 args->cmd = USB_GET_CONFIG; 3424 break; 3425 case FBSD_LUSB_GET_DEVICEINFO: 3426 args->cmd = USB_GET_DEVICEINFO; 3427 break; 3428 case FBSD_LUSB_GET_DEVICE_DESC: 3429 args->cmd = USB_GET_DEVICE_DESC; 3430 break; 3431 case FBSD_LUSB_GET_FULL_DESC: 3432 args->cmd = USB_GET_FULL_DESC; 3433 break; 3434 case FBSD_LUSB_GET_IFACE_DRIVER: 3435 args->cmd = USB_GET_IFACE_DRIVER; 3436 break; 3437 case FBSD_LUSB_GET_PLUGTIME: 3438 args->cmd = USB_GET_PLUGTIME; 3439 break; 3440 case FBSD_LUSB_GET_POWER_MODE: 3441 args->cmd = USB_GET_POWER_MODE; 3442 break; 3443 case FBSD_LUSB_GET_REPORT_DESC: 3444 args->cmd = USB_GET_REPORT_DESC; 3445 break; 3446 case FBSD_LUSB_GET_REPORT_ID: 3447 args->cmd = USB_GET_REPORT_ID; 3448 break; 3449 case FBSD_LUSB_GET_TEMPLATE: 3450 args->cmd = USB_GET_TEMPLATE; 3451 break; 3452 case FBSD_LUSB_IFACE_DRIVER_ACTIVE: 3453 args->cmd = USB_IFACE_DRIVER_ACTIVE; 3454 break; 3455 case FBSD_LUSB_IFACE_DRIVER_DETACH: 3456 args->cmd = USB_IFACE_DRIVER_DETACH; 3457 break; 3458 case FBSD_LUSB_QUIRK_NAME_GET: 3459 args->cmd = USB_QUIRK_NAME_GET; 3460 break; 3461 case FBSD_LUSB_READ_DIR: 3462 args->cmd = USB_READ_DIR; 3463 break; 3464 case FBSD_LUSB_SET_ALTINTERFACE: 3465 args->cmd = USB_SET_ALTINTERFACE; 3466 break; 3467 case FBSD_LUSB_SET_CONFIG: 3468 args->cmd = USB_SET_CONFIG; 3469 break; 3470 case FBSD_LUSB_SET_IMMED: 3471 args->cmd = USB_SET_IMMED; 3472 break; 3473 case FBSD_LUSB_SET_POWER_MODE: 3474 args->cmd = USB_SET_POWER_MODE; 3475 break; 3476 case FBSD_LUSB_SET_TEMPLATE: 3477 args->cmd = USB_SET_TEMPLATE; 3478 break; 3479 case FBSD_LUSB_FS_OPEN_STREAM: 3480 args->cmd = USB_FS_OPEN_STREAM; 3481 break; 3482 case FBSD_LUSB_GET_DEV_PORT_PATH: 3483 args->cmd = USB_GET_DEV_PORT_PATH; 3484 break; 3485 case FBSD_LUSB_GET_POWER_USAGE: 3486 args->cmd = USB_GET_POWER_USAGE; 3487 break; 3488 case FBSD_LUSB_DEVICESTATS: 3489 args->cmd = USB_DEVICESTATS; 3490 break; 3491 default: 3492 error = ENOIOCTL; 3493 } 3494 if (error != ENOIOCTL) 3495 error = sys_ioctl(td, (struct ioctl_args *)args); 3496 return (error); 3497 } 3498 3499 /* 3500 * Some evdev ioctls must be translated. 3501 * - EVIOCGMTSLOTS is a IOC_READ ioctl on Linux although it has input data 3502 * (must be IOC_INOUT on FreeBSD). 3503 * - On Linux, EVIOCGRAB, EVIOCREVOKE and EVIOCRMFF are defined as _IOW with 3504 * an int argument. You don't pass an int pointer to the ioctl(), however, 3505 * but just the int directly. On FreeBSD, they are defined as _IOWINT for 3506 * this to work. 3507 */ 3508 static int 3509 linux_ioctl_evdev(struct thread *td, struct linux_ioctl_args *args) 3510 { 3511 struct file *fp; 3512 clockid_t clock; 3513 int error; 3514 3515 args->cmd = SETDIR(args->cmd); 3516 3517 switch (args->cmd) { 3518 case (EVIOCGRAB & ~IOC_DIRMASK) | IOC_IN: 3519 args->cmd = EVIOCGRAB; 3520 break; 3521 case (EVIOCREVOKE & ~IOC_DIRMASK) | IOC_IN: 3522 args->cmd = EVIOCREVOKE; 3523 break; 3524 case (EVIOCRMFF & ~IOC_DIRMASK) | IOC_IN: 3525 args->cmd = EVIOCRMFF; 3526 break; 3527 case EVIOCSCLOCKID: { 3528 error = copyin(PTRIN(args->arg), &clock, sizeof(clock)); 3529 if (error != 0) 3530 return (error); 3531 if (clock & ~(LINUX_IOCTL_EVDEV_CLK)) 3532 return (EINVAL); 3533 error = linux_to_native_clockid(&clock, clock); 3534 if (error != 0) 3535 return (error); 3536 3537 error = fget(td, args->fd, 3538 &cap_ioctl_rights, &fp); 3539 if (error != 0) 3540 return (error); 3541 3542 error = fo_ioctl(fp, EVIOCSCLOCKID, &clock, td->td_ucred, td); 3543 fdrop(fp, td); 3544 return (error); 3545 } 3546 default: 3547 break; 3548 } 3549 3550 if (IOCBASECMD(args->cmd) == 3551 ((EVIOCGMTSLOTS(0) & ~IOC_DIRMASK) | IOC_OUT)) 3552 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_INOUT; 3553 3554 return (sys_ioctl(td, (struct ioctl_args *)args)); 3555 } 3556 3557 /* 3558 * main ioctl syscall function 3559 */ 3560 3561 int 3562 linux_ioctl(struct thread *td, struct linux_ioctl_args *args) 3563 { 3564 struct file *fp; 3565 struct linux_ioctl_handler_element *he; 3566 int error, cmd; 3567 3568 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 3569 if (error != 0) 3570 return (error); 3571 if ((fp->f_flag & (FREAD|FWRITE)) == 0) { 3572 fdrop(fp, td); 3573 return (EBADF); 3574 } 3575 3576 /* Iterate over the ioctl handlers */ 3577 cmd = args->cmd & 0xffff; 3578 sx_slock(&linux_ioctl_sx); 3579 mtx_lock(&Giant); 3580 #ifdef COMPAT_LINUX32 3581 TAILQ_FOREACH(he, &linux32_ioctl_handlers, list) { 3582 if (cmd >= he->low && cmd <= he->high) { 3583 error = (*he->func)(td, args); 3584 if (error != ENOIOCTL) { 3585 mtx_unlock(&Giant); 3586 sx_sunlock(&linux_ioctl_sx); 3587 fdrop(fp, td); 3588 return (error); 3589 } 3590 } 3591 } 3592 #endif 3593 TAILQ_FOREACH(he, &linux_ioctl_handlers, list) { 3594 if (cmd >= he->low && cmd <= he->high) { 3595 error = (*he->func)(td, args); 3596 if (error != ENOIOCTL) { 3597 mtx_unlock(&Giant); 3598 sx_sunlock(&linux_ioctl_sx); 3599 fdrop(fp, td); 3600 return (error); 3601 } 3602 } 3603 } 3604 mtx_unlock(&Giant); 3605 sx_sunlock(&linux_ioctl_sx); 3606 fdrop(fp, td); 3607 3608 switch (args->cmd & 0xffff) { 3609 case LINUX_BTRFS_IOC_CLONE: 3610 case LINUX_FS_IOC_FIEMAP: 3611 return (ENOTSUP); 3612 3613 default: 3614 linux_msg(td, "ioctl fd=%d, cmd=0x%x ('%c',%d) is not implemented", 3615 args->fd, (int)(args->cmd & 0xffff), 3616 (int)(args->cmd & 0xff00) >> 8, (int)(args->cmd & 0xff)); 3617 break; 3618 } 3619 3620 return (EINVAL); 3621 } 3622 3623 int 3624 linux_ioctl_register_handler(struct linux_ioctl_handler *h) 3625 { 3626 struct linux_ioctl_handler_element *he, *cur; 3627 3628 if (h == NULL || h->func == NULL) 3629 return (EINVAL); 3630 3631 /* 3632 * Reuse the element if the handler is already on the list, otherwise 3633 * create a new element. 3634 */ 3635 sx_xlock(&linux_ioctl_sx); 3636 TAILQ_FOREACH(he, &linux_ioctl_handlers, list) { 3637 if (he->func == h->func) 3638 break; 3639 } 3640 if (he == NULL) { 3641 he = malloc(sizeof(*he), 3642 M_LINUX, M_WAITOK); 3643 he->func = h->func; 3644 } else 3645 TAILQ_REMOVE(&linux_ioctl_handlers, he, list); 3646 3647 /* Initialize range information. */ 3648 he->low = h->low; 3649 he->high = h->high; 3650 he->span = h->high - h->low + 1; 3651 3652 /* Add the element to the list, sorted on span. */ 3653 TAILQ_FOREACH(cur, &linux_ioctl_handlers, list) { 3654 if (cur->span > he->span) { 3655 TAILQ_INSERT_BEFORE(cur, he, list); 3656 sx_xunlock(&linux_ioctl_sx); 3657 return (0); 3658 } 3659 } 3660 TAILQ_INSERT_TAIL(&linux_ioctl_handlers, he, list); 3661 sx_xunlock(&linux_ioctl_sx); 3662 3663 return (0); 3664 } 3665 3666 int 3667 linux_ioctl_unregister_handler(struct linux_ioctl_handler *h) 3668 { 3669 struct linux_ioctl_handler_element *he; 3670 3671 if (h == NULL || h->func == NULL) 3672 return (EINVAL); 3673 3674 sx_xlock(&linux_ioctl_sx); 3675 TAILQ_FOREACH(he, &linux_ioctl_handlers, list) { 3676 if (he->func == h->func) { 3677 TAILQ_REMOVE(&linux_ioctl_handlers, he, list); 3678 sx_xunlock(&linux_ioctl_sx); 3679 free(he, M_LINUX); 3680 return (0); 3681 } 3682 } 3683 sx_xunlock(&linux_ioctl_sx); 3684 3685 return (EINVAL); 3686 } 3687 3688 #ifdef COMPAT_LINUX32 3689 int 3690 linux32_ioctl_register_handler(struct linux_ioctl_handler *h) 3691 { 3692 struct linux_ioctl_handler_element *he, *cur; 3693 3694 if (h == NULL || h->func == NULL) 3695 return (EINVAL); 3696 3697 /* 3698 * Reuse the element if the handler is already on the list, otherwise 3699 * create a new element. 3700 */ 3701 sx_xlock(&linux_ioctl_sx); 3702 TAILQ_FOREACH(he, &linux32_ioctl_handlers, list) { 3703 if (he->func == h->func) 3704 break; 3705 } 3706 if (he == NULL) { 3707 he = malloc(sizeof(*he), M_LINUX, M_WAITOK); 3708 he->func = h->func; 3709 } else 3710 TAILQ_REMOVE(&linux32_ioctl_handlers, he, list); 3711 3712 /* Initialize range information. */ 3713 he->low = h->low; 3714 he->high = h->high; 3715 he->span = h->high - h->low + 1; 3716 3717 /* Add the element to the list, sorted on span. */ 3718 TAILQ_FOREACH(cur, &linux32_ioctl_handlers, list) { 3719 if (cur->span > he->span) { 3720 TAILQ_INSERT_BEFORE(cur, he, list); 3721 sx_xunlock(&linux_ioctl_sx); 3722 return (0); 3723 } 3724 } 3725 TAILQ_INSERT_TAIL(&linux32_ioctl_handlers, he, list); 3726 sx_xunlock(&linux_ioctl_sx); 3727 3728 return (0); 3729 } 3730 3731 int 3732 linux32_ioctl_unregister_handler(struct linux_ioctl_handler *h) 3733 { 3734 struct linux_ioctl_handler_element *he; 3735 3736 if (h == NULL || h->func == NULL) 3737 return (EINVAL); 3738 3739 sx_xlock(&linux_ioctl_sx); 3740 TAILQ_FOREACH(he, &linux32_ioctl_handlers, list) { 3741 if (he->func == h->func) { 3742 TAILQ_REMOVE(&linux32_ioctl_handlers, he, list); 3743 sx_xunlock(&linux_ioctl_sx); 3744 free(he, M_LINUX); 3745 return (0); 3746 } 3747 } 3748 sx_xunlock(&linux_ioctl_sx); 3749 3750 return (EINVAL); 3751 } 3752 #endif 3753