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 #include <sys/capsicum.h> 38 #include <sys/cdio.h> 39 #include <sys/dvdio.h> 40 #include <sys/conf.h> 41 #include <sys/disk.h> 42 #include <sys/consio.h> 43 #include <sys/ctype.h> 44 #include <sys/fcntl.h> 45 #include <sys/file.h> 46 #include <sys/filedesc.h> 47 #include <sys/filio.h> 48 #include <sys/jail.h> 49 #include <sys/kbio.h> 50 #include <sys/kernel.h> 51 #include <sys/linker_set.h> 52 #include <sys/lock.h> 53 #include <sys/malloc.h> 54 #include <sys/proc.h> 55 #include <sys/sbuf.h> 56 #include <sys/socket.h> 57 #include <sys/sockio.h> 58 #include <sys/soundcard.h> 59 #include <sys/stdint.h> 60 #include <sys/sx.h> 61 #include <sys/sysctl.h> 62 #include <sys/tty.h> 63 #include <sys/uio.h> 64 #include <sys/types.h> 65 #include <sys/mman.h> 66 #include <sys/resourcevar.h> 67 68 #include <net/if.h> 69 #include <net/if_var.h> 70 #include <net/if_dl.h> 71 #include <net/if_types.h> 72 73 #include <dev/evdev/input.h> 74 #include <dev/usb/usb_ioctl.h> 75 76 #ifdef COMPAT_LINUX32 77 #include <machine/../linux32/linux.h> 78 #include <machine/../linux32/linux32_proto.h> 79 #else 80 #include <machine/../linux/linux.h> 81 #include <machine/../linux/linux_proto.h> 82 #endif 83 84 #include <compat/linux/linux_common.h> 85 #include <compat/linux/linux_ioctl.h> 86 #include <compat/linux/linux_mib.h> 87 #include <compat/linux/linux_socket.h> 88 #include <compat/linux/linux_timer.h> 89 #include <compat/linux/linux_util.h> 90 91 #include <contrib/v4l/videodev.h> 92 #include <compat/linux/linux_videodev_compat.h> 93 94 #include <contrib/v4l/videodev2.h> 95 #include <compat/linux/linux_videodev2_compat.h> 96 97 #include <cam/scsi/scsi_sg.h> 98 99 CTASSERT(LINUX_IFNAMSIZ == IFNAMSIZ); 100 101 static linux_ioctl_function_t linux_ioctl_cdrom; 102 static linux_ioctl_function_t linux_ioctl_vfat; 103 static linux_ioctl_function_t linux_ioctl_console; 104 static linux_ioctl_function_t linux_ioctl_hdio; 105 static linux_ioctl_function_t linux_ioctl_disk; 106 static linux_ioctl_function_t linux_ioctl_socket; 107 static linux_ioctl_function_t linux_ioctl_sound; 108 static linux_ioctl_function_t linux_ioctl_termio; 109 static linux_ioctl_function_t linux_ioctl_private; 110 static linux_ioctl_function_t linux_ioctl_drm; 111 static linux_ioctl_function_t linux_ioctl_sg; 112 static linux_ioctl_function_t linux_ioctl_v4l; 113 static linux_ioctl_function_t linux_ioctl_v4l2; 114 static linux_ioctl_function_t linux_ioctl_special; 115 static linux_ioctl_function_t linux_ioctl_fbsd_usb; 116 static linux_ioctl_function_t linux_ioctl_evdev; 117 118 static struct linux_ioctl_handler cdrom_handler = 119 { linux_ioctl_cdrom, LINUX_IOCTL_CDROM_MIN, LINUX_IOCTL_CDROM_MAX }; 120 static struct linux_ioctl_handler vfat_handler = 121 { linux_ioctl_vfat, LINUX_IOCTL_VFAT_MIN, LINUX_IOCTL_VFAT_MAX }; 122 static struct linux_ioctl_handler console_handler = 123 { linux_ioctl_console, LINUX_IOCTL_CONSOLE_MIN, LINUX_IOCTL_CONSOLE_MAX }; 124 static struct linux_ioctl_handler hdio_handler = 125 { linux_ioctl_hdio, LINUX_IOCTL_HDIO_MIN, LINUX_IOCTL_HDIO_MAX }; 126 static struct linux_ioctl_handler disk_handler = 127 { linux_ioctl_disk, LINUX_IOCTL_DISK_MIN, LINUX_IOCTL_DISK_MAX }; 128 static struct linux_ioctl_handler socket_handler = 129 { linux_ioctl_socket, LINUX_IOCTL_SOCKET_MIN, LINUX_IOCTL_SOCKET_MAX }; 130 static struct linux_ioctl_handler sound_handler = 131 { linux_ioctl_sound, LINUX_IOCTL_SOUND_MIN, LINUX_IOCTL_SOUND_MAX }; 132 static struct linux_ioctl_handler termio_handler = 133 { linux_ioctl_termio, LINUX_IOCTL_TERMIO_MIN, LINUX_IOCTL_TERMIO_MAX }; 134 static struct linux_ioctl_handler private_handler = 135 { linux_ioctl_private, LINUX_IOCTL_PRIVATE_MIN, LINUX_IOCTL_PRIVATE_MAX }; 136 static struct linux_ioctl_handler drm_handler = 137 { linux_ioctl_drm, LINUX_IOCTL_DRM_MIN, LINUX_IOCTL_DRM_MAX }; 138 static struct linux_ioctl_handler sg_handler = 139 { linux_ioctl_sg, LINUX_IOCTL_SG_MIN, LINUX_IOCTL_SG_MAX }; 140 static struct linux_ioctl_handler video_handler = 141 { linux_ioctl_v4l, LINUX_IOCTL_VIDEO_MIN, LINUX_IOCTL_VIDEO_MAX }; 142 static struct linux_ioctl_handler video2_handler = 143 { linux_ioctl_v4l2, LINUX_IOCTL_VIDEO2_MIN, LINUX_IOCTL_VIDEO2_MAX }; 144 static struct linux_ioctl_handler fbsd_usb = 145 { linux_ioctl_fbsd_usb, FBSD_LUSB_MIN, FBSD_LUSB_MAX }; 146 static struct linux_ioctl_handler evdev_handler = 147 { linux_ioctl_evdev, LINUX_IOCTL_EVDEV_MIN, LINUX_IOCTL_EVDEV_MAX }; 148 149 DATA_SET(linux_ioctl_handler_set, cdrom_handler); 150 DATA_SET(linux_ioctl_handler_set, vfat_handler); 151 DATA_SET(linux_ioctl_handler_set, console_handler); 152 DATA_SET(linux_ioctl_handler_set, hdio_handler); 153 DATA_SET(linux_ioctl_handler_set, disk_handler); 154 DATA_SET(linux_ioctl_handler_set, socket_handler); 155 DATA_SET(linux_ioctl_handler_set, sound_handler); 156 DATA_SET(linux_ioctl_handler_set, termio_handler); 157 DATA_SET(linux_ioctl_handler_set, private_handler); 158 DATA_SET(linux_ioctl_handler_set, drm_handler); 159 DATA_SET(linux_ioctl_handler_set, sg_handler); 160 DATA_SET(linux_ioctl_handler_set, video_handler); 161 DATA_SET(linux_ioctl_handler_set, video2_handler); 162 DATA_SET(linux_ioctl_handler_set, fbsd_usb); 163 DATA_SET(linux_ioctl_handler_set, evdev_handler); 164 165 #ifdef __i386__ 166 static TAILQ_HEAD(, linux_ioctl_handler_element) linux_ioctl_handlers = 167 TAILQ_HEAD_INITIALIZER(linux_ioctl_handlers); 168 static struct sx linux_ioctl_sx; 169 SX_SYSINIT(linux_ioctl, &linux_ioctl_sx, "Linux ioctl handlers"); 170 #else 171 extern TAILQ_HEAD(, linux_ioctl_handler_element) linux_ioctl_handlers; 172 extern struct sx linux_ioctl_sx; 173 #endif 174 #ifdef COMPAT_LINUX32 175 static TAILQ_HEAD(, linux_ioctl_handler_element) linux32_ioctl_handlers = 176 TAILQ_HEAD_INITIALIZER(linux32_ioctl_handlers); 177 #endif 178 179 /* 180 * hdio related ioctls for VMWare support 181 */ 182 183 struct linux_hd_geometry { 184 u_int8_t heads; 185 u_int8_t sectors; 186 u_int16_t cylinders; 187 u_int32_t start; 188 }; 189 190 struct linux_hd_big_geometry { 191 u_int8_t heads; 192 u_int8_t sectors; 193 u_int32_t cylinders; 194 u_int32_t start; 195 }; 196 197 static int 198 linux_ioctl_hdio(struct thread *td, struct linux_ioctl_args *args) 199 { 200 struct file *fp; 201 int error; 202 u_int sectorsize, fwcylinders, fwheads, fwsectors; 203 off_t mediasize, bytespercyl; 204 205 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 206 if (error != 0) 207 return (error); 208 switch (args->cmd & 0xffff) { 209 case LINUX_HDIO_GET_GEO: 210 case LINUX_HDIO_GET_GEO_BIG: 211 error = fo_ioctl(fp, DIOCGMEDIASIZE, 212 (caddr_t)&mediasize, td->td_ucred, td); 213 if (!error) 214 error = fo_ioctl(fp, DIOCGSECTORSIZE, 215 (caddr_t)§orsize, td->td_ucred, td); 216 if (!error) 217 error = fo_ioctl(fp, DIOCGFWHEADS, 218 (caddr_t)&fwheads, td->td_ucred, td); 219 if (!error) 220 error = fo_ioctl(fp, DIOCGFWSECTORS, 221 (caddr_t)&fwsectors, td->td_ucred, td); 222 /* 223 * XXX: DIOCGFIRSTOFFSET is not yet implemented, so 224 * so pretend that GEOM always says 0. This is NOT VALID 225 * for slices or partitions, only the per-disk raw devices. 226 */ 227 228 fdrop(fp, td); 229 if (error) 230 return (error); 231 /* 232 * 1. Calculate the number of bytes in a cylinder, 233 * given the firmware's notion of heads and sectors 234 * per cylinder. 235 * 2. Calculate the number of cylinders, given the total 236 * size of the media. 237 * All internal calculations should have 64-bit precision. 238 */ 239 bytespercyl = (off_t) sectorsize * fwheads * fwsectors; 240 fwcylinders = mediasize / bytespercyl; 241 242 if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO) { 243 struct linux_hd_geometry hdg; 244 245 hdg.cylinders = fwcylinders; 246 hdg.heads = fwheads; 247 hdg.sectors = fwsectors; 248 hdg.start = 0; 249 error = copyout(&hdg, (void *)args->arg, sizeof(hdg)); 250 } else if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO_BIG) { 251 struct linux_hd_big_geometry hdbg; 252 253 memset(&hdbg, 0, sizeof(hdbg)); 254 hdbg.cylinders = fwcylinders; 255 hdbg.heads = fwheads; 256 hdbg.sectors = fwsectors; 257 hdbg.start = 0; 258 error = copyout(&hdbg, (void *)args->arg, sizeof(hdbg)); 259 } 260 return (error); 261 break; 262 default: 263 /* XXX */ 264 linux_msg(td, 265 "ioctl fd=%d, cmd=0x%x ('%c',%d) is not implemented", 266 args->fd, (int)(args->cmd & 0xffff), 267 (int)(args->cmd & 0xff00) >> 8, 268 (int)(args->cmd & 0xff)); 269 break; 270 } 271 fdrop(fp, td); 272 return (ENOIOCTL); 273 } 274 275 static int 276 linux_ioctl_disk(struct thread *td, struct linux_ioctl_args *args) 277 { 278 struct file *fp; 279 int error; 280 u_int sectorsize; 281 uint64_t blksize64; 282 off_t mediasize; 283 284 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 285 if (error != 0) 286 return (error); 287 switch (args->cmd & 0xffff) { 288 case LINUX_BLKGETSIZE: 289 error = fo_ioctl(fp, DIOCGSECTORSIZE, 290 (caddr_t)§orsize, td->td_ucred, td); 291 if (!error) 292 error = fo_ioctl(fp, DIOCGMEDIASIZE, 293 (caddr_t)&mediasize, td->td_ucred, td); 294 fdrop(fp, td); 295 if (error) 296 return (error); 297 sectorsize = mediasize / sectorsize; 298 /* 299 * XXX: How do we know we return the right size of integer ? 300 */ 301 return (copyout(§orsize, (void *)args->arg, 302 sizeof(sectorsize))); 303 break; 304 case LINUX_BLKGETSIZE64: 305 error = fo_ioctl(fp, DIOCGMEDIASIZE, 306 (caddr_t)&mediasize, td->td_ucred, td); 307 fdrop(fp, td); 308 if (error) 309 return (error); 310 blksize64 = mediasize;; 311 return (copyout(&blksize64, (void *)args->arg, 312 sizeof(blksize64))); 313 case LINUX_BLKSSZGET: 314 error = fo_ioctl(fp, DIOCGSECTORSIZE, 315 (caddr_t)§orsize, td->td_ucred, td); 316 fdrop(fp, td); 317 if (error) 318 return (error); 319 return (copyout(§orsize, (void *)args->arg, 320 sizeof(sectorsize))); 321 break; 322 } 323 fdrop(fp, td); 324 return (ENOIOCTL); 325 } 326 327 /* 328 * termio related ioctls 329 */ 330 331 struct linux_termio { 332 unsigned short c_iflag; 333 unsigned short c_oflag; 334 unsigned short c_cflag; 335 unsigned short c_lflag; 336 unsigned char c_line; 337 unsigned char c_cc[LINUX_NCC]; 338 }; 339 340 struct linux_termios { 341 unsigned int c_iflag; 342 unsigned int c_oflag; 343 unsigned int c_cflag; 344 unsigned int c_lflag; 345 unsigned char c_line; 346 unsigned char c_cc[LINUX_NCCS]; 347 }; 348 349 struct linux_winsize { 350 unsigned short ws_row, ws_col; 351 unsigned short ws_xpixel, ws_ypixel; 352 }; 353 354 struct speedtab { 355 int sp_speed; /* Speed. */ 356 int sp_code; /* Code. */ 357 }; 358 359 static struct speedtab sptab[] = { 360 { B0, LINUX_B0 }, { B50, LINUX_B50 }, 361 { B75, LINUX_B75 }, { B110, LINUX_B110 }, 362 { B134, LINUX_B134 }, { B150, LINUX_B150 }, 363 { B200, LINUX_B200 }, { B300, LINUX_B300 }, 364 { B600, LINUX_B600 }, { B1200, LINUX_B1200 }, 365 { B1800, LINUX_B1800 }, { B2400, LINUX_B2400 }, 366 { B4800, LINUX_B4800 }, { B9600, LINUX_B9600 }, 367 { B19200, LINUX_B19200 }, { B38400, LINUX_B38400 }, 368 { B57600, LINUX_B57600 }, { B115200, LINUX_B115200 }, 369 {-1, -1 } 370 }; 371 372 struct linux_serial_struct { 373 int type; 374 int line; 375 int port; 376 int irq; 377 int flags; 378 int xmit_fifo_size; 379 int custom_divisor; 380 int baud_base; 381 unsigned short close_delay; 382 char reserved_char[2]; 383 int hub6; 384 unsigned short closing_wait; 385 unsigned short closing_wait2; 386 int reserved[4]; 387 }; 388 389 static int 390 linux_to_bsd_speed(int code, struct speedtab *table) 391 { 392 for ( ; table->sp_code != -1; table++) 393 if (table->sp_code == code) 394 return (table->sp_speed); 395 return (-1); 396 } 397 398 static int 399 bsd_to_linux_speed(int speed, struct speedtab *table) 400 { 401 for ( ; table->sp_speed != -1; table++) 402 if (table->sp_speed == speed) 403 return (table->sp_code); 404 return (-1); 405 } 406 407 static void 408 bsd_to_linux_termios(struct termios *bios, struct linux_termios *lios) 409 { 410 int i; 411 412 lios->c_iflag = 0; 413 if (bios->c_iflag & IGNBRK) 414 lios->c_iflag |= LINUX_IGNBRK; 415 if (bios->c_iflag & BRKINT) 416 lios->c_iflag |= LINUX_BRKINT; 417 if (bios->c_iflag & IGNPAR) 418 lios->c_iflag |= LINUX_IGNPAR; 419 if (bios->c_iflag & PARMRK) 420 lios->c_iflag |= LINUX_PARMRK; 421 if (bios->c_iflag & INPCK) 422 lios->c_iflag |= LINUX_INPCK; 423 if (bios->c_iflag & ISTRIP) 424 lios->c_iflag |= LINUX_ISTRIP; 425 if (bios->c_iflag & INLCR) 426 lios->c_iflag |= LINUX_INLCR; 427 if (bios->c_iflag & IGNCR) 428 lios->c_iflag |= LINUX_IGNCR; 429 if (bios->c_iflag & ICRNL) 430 lios->c_iflag |= LINUX_ICRNL; 431 if (bios->c_iflag & IXON) 432 lios->c_iflag |= LINUX_IXON; 433 if (bios->c_iflag & IXANY) 434 lios->c_iflag |= LINUX_IXANY; 435 if (bios->c_iflag & IXOFF) 436 lios->c_iflag |= LINUX_IXOFF; 437 if (bios->c_iflag & IMAXBEL) 438 lios->c_iflag |= LINUX_IMAXBEL; 439 440 lios->c_oflag = 0; 441 if (bios->c_oflag & OPOST) 442 lios->c_oflag |= LINUX_OPOST; 443 if (bios->c_oflag & ONLCR) 444 lios->c_oflag |= LINUX_ONLCR; 445 if (bios->c_oflag & TAB3) 446 lios->c_oflag |= LINUX_XTABS; 447 448 lios->c_cflag = bsd_to_linux_speed(bios->c_ispeed, sptab); 449 lios->c_cflag |= (bios->c_cflag & CSIZE) >> 4; 450 if (bios->c_cflag & CSTOPB) 451 lios->c_cflag |= LINUX_CSTOPB; 452 if (bios->c_cflag & CREAD) 453 lios->c_cflag |= LINUX_CREAD; 454 if (bios->c_cflag & PARENB) 455 lios->c_cflag |= LINUX_PARENB; 456 if (bios->c_cflag & PARODD) 457 lios->c_cflag |= LINUX_PARODD; 458 if (bios->c_cflag & HUPCL) 459 lios->c_cflag |= LINUX_HUPCL; 460 if (bios->c_cflag & CLOCAL) 461 lios->c_cflag |= LINUX_CLOCAL; 462 if (bios->c_cflag & CRTSCTS) 463 lios->c_cflag |= LINUX_CRTSCTS; 464 465 lios->c_lflag = 0; 466 if (bios->c_lflag & ISIG) 467 lios->c_lflag |= LINUX_ISIG; 468 if (bios->c_lflag & ICANON) 469 lios->c_lflag |= LINUX_ICANON; 470 if (bios->c_lflag & ECHO) 471 lios->c_lflag |= LINUX_ECHO; 472 if (bios->c_lflag & ECHOE) 473 lios->c_lflag |= LINUX_ECHOE; 474 if (bios->c_lflag & ECHOK) 475 lios->c_lflag |= LINUX_ECHOK; 476 if (bios->c_lflag & ECHONL) 477 lios->c_lflag |= LINUX_ECHONL; 478 if (bios->c_lflag & NOFLSH) 479 lios->c_lflag |= LINUX_NOFLSH; 480 if (bios->c_lflag & TOSTOP) 481 lios->c_lflag |= LINUX_TOSTOP; 482 if (bios->c_lflag & ECHOCTL) 483 lios->c_lflag |= LINUX_ECHOCTL; 484 if (bios->c_lflag & ECHOPRT) 485 lios->c_lflag |= LINUX_ECHOPRT; 486 if (bios->c_lflag & ECHOKE) 487 lios->c_lflag |= LINUX_ECHOKE; 488 if (bios->c_lflag & FLUSHO) 489 lios->c_lflag |= LINUX_FLUSHO; 490 if (bios->c_lflag & PENDIN) 491 lios->c_lflag |= LINUX_PENDIN; 492 if (bios->c_lflag & IEXTEN) 493 lios->c_lflag |= LINUX_IEXTEN; 494 495 for (i=0; i<LINUX_NCCS; i++) 496 lios->c_cc[i] = LINUX_POSIX_VDISABLE; 497 lios->c_cc[LINUX_VINTR] = bios->c_cc[VINTR]; 498 lios->c_cc[LINUX_VQUIT] = bios->c_cc[VQUIT]; 499 lios->c_cc[LINUX_VERASE] = bios->c_cc[VERASE]; 500 lios->c_cc[LINUX_VKILL] = bios->c_cc[VKILL]; 501 lios->c_cc[LINUX_VEOF] = bios->c_cc[VEOF]; 502 lios->c_cc[LINUX_VEOL] = bios->c_cc[VEOL]; 503 lios->c_cc[LINUX_VMIN] = bios->c_cc[VMIN]; 504 lios->c_cc[LINUX_VTIME] = bios->c_cc[VTIME]; 505 lios->c_cc[LINUX_VEOL2] = bios->c_cc[VEOL2]; 506 lios->c_cc[LINUX_VSUSP] = bios->c_cc[VSUSP]; 507 lios->c_cc[LINUX_VSTART] = bios->c_cc[VSTART]; 508 lios->c_cc[LINUX_VSTOP] = bios->c_cc[VSTOP]; 509 lios->c_cc[LINUX_VREPRINT] = bios->c_cc[VREPRINT]; 510 lios->c_cc[LINUX_VDISCARD] = bios->c_cc[VDISCARD]; 511 lios->c_cc[LINUX_VWERASE] = bios->c_cc[VWERASE]; 512 lios->c_cc[LINUX_VLNEXT] = bios->c_cc[VLNEXT]; 513 if (linux_preserve_vstatus) 514 lios->c_cc[LINUX_VSTATUS] = bios->c_cc[VSTATUS]; 515 516 for (i=0; i<LINUX_NCCS; i++) { 517 if (i != LINUX_VMIN && i != LINUX_VTIME && 518 lios->c_cc[i] == _POSIX_VDISABLE) 519 lios->c_cc[i] = LINUX_POSIX_VDISABLE; 520 } 521 lios->c_line = 0; 522 } 523 524 static void 525 linux_to_bsd_termios(struct linux_termios *lios, struct termios *bios) 526 { 527 int i; 528 529 bios->c_iflag = 0; 530 if (lios->c_iflag & LINUX_IGNBRK) 531 bios->c_iflag |= IGNBRK; 532 if (lios->c_iflag & LINUX_BRKINT) 533 bios->c_iflag |= BRKINT; 534 if (lios->c_iflag & LINUX_IGNPAR) 535 bios->c_iflag |= IGNPAR; 536 if (lios->c_iflag & LINUX_PARMRK) 537 bios->c_iflag |= PARMRK; 538 if (lios->c_iflag & LINUX_INPCK) 539 bios->c_iflag |= INPCK; 540 if (lios->c_iflag & LINUX_ISTRIP) 541 bios->c_iflag |= ISTRIP; 542 if (lios->c_iflag & LINUX_INLCR) 543 bios->c_iflag |= INLCR; 544 if (lios->c_iflag & LINUX_IGNCR) 545 bios->c_iflag |= IGNCR; 546 if (lios->c_iflag & LINUX_ICRNL) 547 bios->c_iflag |= ICRNL; 548 if (lios->c_iflag & LINUX_IXON) 549 bios->c_iflag |= IXON; 550 if (lios->c_iflag & LINUX_IXANY) 551 bios->c_iflag |= IXANY; 552 if (lios->c_iflag & LINUX_IXOFF) 553 bios->c_iflag |= IXOFF; 554 if (lios->c_iflag & LINUX_IMAXBEL) 555 bios->c_iflag |= IMAXBEL; 556 557 bios->c_oflag = 0; 558 if (lios->c_oflag & LINUX_OPOST) 559 bios->c_oflag |= OPOST; 560 if (lios->c_oflag & LINUX_ONLCR) 561 bios->c_oflag |= ONLCR; 562 if (lios->c_oflag & LINUX_XTABS) 563 bios->c_oflag |= TAB3; 564 565 bios->c_cflag = (lios->c_cflag & LINUX_CSIZE) << 4; 566 if (lios->c_cflag & LINUX_CSTOPB) 567 bios->c_cflag |= CSTOPB; 568 if (lios->c_cflag & LINUX_CREAD) 569 bios->c_cflag |= CREAD; 570 if (lios->c_cflag & LINUX_PARENB) 571 bios->c_cflag |= PARENB; 572 if (lios->c_cflag & LINUX_PARODD) 573 bios->c_cflag |= PARODD; 574 if (lios->c_cflag & LINUX_HUPCL) 575 bios->c_cflag |= HUPCL; 576 if (lios->c_cflag & LINUX_CLOCAL) 577 bios->c_cflag |= CLOCAL; 578 if (lios->c_cflag & LINUX_CRTSCTS) 579 bios->c_cflag |= CRTSCTS; 580 581 bios->c_lflag = 0; 582 if (lios->c_lflag & LINUX_ISIG) 583 bios->c_lflag |= ISIG; 584 if (lios->c_lflag & LINUX_ICANON) 585 bios->c_lflag |= ICANON; 586 if (lios->c_lflag & LINUX_ECHO) 587 bios->c_lflag |= ECHO; 588 if (lios->c_lflag & LINUX_ECHOE) 589 bios->c_lflag |= ECHOE; 590 if (lios->c_lflag & LINUX_ECHOK) 591 bios->c_lflag |= ECHOK; 592 if (lios->c_lflag & LINUX_ECHONL) 593 bios->c_lflag |= ECHONL; 594 if (lios->c_lflag & LINUX_NOFLSH) 595 bios->c_lflag |= NOFLSH; 596 if (lios->c_lflag & LINUX_TOSTOP) 597 bios->c_lflag |= TOSTOP; 598 if (lios->c_lflag & LINUX_ECHOCTL) 599 bios->c_lflag |= ECHOCTL; 600 if (lios->c_lflag & LINUX_ECHOPRT) 601 bios->c_lflag |= ECHOPRT; 602 if (lios->c_lflag & LINUX_ECHOKE) 603 bios->c_lflag |= ECHOKE; 604 if (lios->c_lflag & LINUX_FLUSHO) 605 bios->c_lflag |= FLUSHO; 606 if (lios->c_lflag & LINUX_PENDIN) 607 bios->c_lflag |= PENDIN; 608 if (lios->c_lflag & LINUX_IEXTEN) 609 bios->c_lflag |= IEXTEN; 610 611 for (i=0; i<NCCS; i++) 612 bios->c_cc[i] = _POSIX_VDISABLE; 613 bios->c_cc[VINTR] = lios->c_cc[LINUX_VINTR]; 614 bios->c_cc[VQUIT] = lios->c_cc[LINUX_VQUIT]; 615 bios->c_cc[VERASE] = lios->c_cc[LINUX_VERASE]; 616 bios->c_cc[VKILL] = lios->c_cc[LINUX_VKILL]; 617 bios->c_cc[VEOF] = lios->c_cc[LINUX_VEOF]; 618 bios->c_cc[VEOL] = lios->c_cc[LINUX_VEOL]; 619 bios->c_cc[VMIN] = lios->c_cc[LINUX_VMIN]; 620 bios->c_cc[VTIME] = lios->c_cc[LINUX_VTIME]; 621 bios->c_cc[VEOL2] = lios->c_cc[LINUX_VEOL2]; 622 bios->c_cc[VSUSP] = lios->c_cc[LINUX_VSUSP]; 623 bios->c_cc[VSTART] = lios->c_cc[LINUX_VSTART]; 624 bios->c_cc[VSTOP] = lios->c_cc[LINUX_VSTOP]; 625 bios->c_cc[VREPRINT] = lios->c_cc[LINUX_VREPRINT]; 626 bios->c_cc[VDISCARD] = lios->c_cc[LINUX_VDISCARD]; 627 bios->c_cc[VWERASE] = lios->c_cc[LINUX_VWERASE]; 628 bios->c_cc[VLNEXT] = lios->c_cc[LINUX_VLNEXT]; 629 if (linux_preserve_vstatus) 630 bios->c_cc[VSTATUS] = lios->c_cc[LINUX_VSTATUS]; 631 632 for (i=0; i<NCCS; i++) { 633 if (i != VMIN && i != VTIME && 634 bios->c_cc[i] == LINUX_POSIX_VDISABLE) 635 bios->c_cc[i] = _POSIX_VDISABLE; 636 } 637 638 bios->c_ispeed = bios->c_ospeed = 639 linux_to_bsd_speed(lios->c_cflag & LINUX_CBAUD, sptab); 640 } 641 642 static void 643 bsd_to_linux_termio(struct termios *bios, struct linux_termio *lio) 644 { 645 struct linux_termios lios; 646 647 memset(lio, 0, sizeof(*lio)); 648 bsd_to_linux_termios(bios, &lios); 649 lio->c_iflag = lios.c_iflag; 650 lio->c_oflag = lios.c_oflag; 651 lio->c_cflag = lios.c_cflag; 652 lio->c_lflag = lios.c_lflag; 653 lio->c_line = lios.c_line; 654 memcpy(lio->c_cc, lios.c_cc, LINUX_NCC); 655 } 656 657 static void 658 linux_to_bsd_termio(struct linux_termio *lio, struct termios *bios) 659 { 660 struct linux_termios lios; 661 int i; 662 663 lios.c_iflag = lio->c_iflag; 664 lios.c_oflag = lio->c_oflag; 665 lios.c_cflag = lio->c_cflag; 666 lios.c_lflag = lio->c_lflag; 667 for (i=LINUX_NCC; i<LINUX_NCCS; i++) 668 lios.c_cc[i] = LINUX_POSIX_VDISABLE; 669 memcpy(lios.c_cc, lio->c_cc, LINUX_NCC); 670 linux_to_bsd_termios(&lios, bios); 671 } 672 673 static int 674 linux_ioctl_termio(struct thread *td, struct linux_ioctl_args *args) 675 { 676 struct termios bios; 677 struct linux_termios lios; 678 struct linux_termio lio; 679 struct file *fp; 680 int error; 681 682 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 683 if (error != 0) 684 return (error); 685 686 switch (args->cmd & 0xffff) { 687 688 case LINUX_TCGETS: 689 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred, 690 td); 691 if (error) 692 break; 693 bsd_to_linux_termios(&bios, &lios); 694 error = copyout(&lios, (void *)args->arg, sizeof(lios)); 695 break; 696 697 case LINUX_TCSETS: 698 error = copyin((void *)args->arg, &lios, sizeof(lios)); 699 if (error) 700 break; 701 linux_to_bsd_termios(&lios, &bios); 702 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred, 703 td)); 704 break; 705 706 case LINUX_TCSETSW: 707 error = copyin((void *)args->arg, &lios, sizeof(lios)); 708 if (error) 709 break; 710 linux_to_bsd_termios(&lios, &bios); 711 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred, 712 td)); 713 break; 714 715 case LINUX_TCSETSF: 716 error = copyin((void *)args->arg, &lios, sizeof(lios)); 717 if (error) 718 break; 719 linux_to_bsd_termios(&lios, &bios); 720 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred, 721 td)); 722 break; 723 724 case LINUX_TCGETA: 725 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred, 726 td); 727 if (error) 728 break; 729 bsd_to_linux_termio(&bios, &lio); 730 error = (copyout(&lio, (void *)args->arg, sizeof(lio))); 731 break; 732 733 case LINUX_TCSETA: 734 error = copyin((void *)args->arg, &lio, sizeof(lio)); 735 if (error) 736 break; 737 linux_to_bsd_termio(&lio, &bios); 738 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred, 739 td)); 740 break; 741 742 case LINUX_TCSETAW: 743 error = copyin((void *)args->arg, &lio, sizeof(lio)); 744 if (error) 745 break; 746 linux_to_bsd_termio(&lio, &bios); 747 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred, 748 td)); 749 break; 750 751 case LINUX_TCSETAF: 752 error = copyin((void *)args->arg, &lio, sizeof(lio)); 753 if (error) 754 break; 755 linux_to_bsd_termio(&lio, &bios); 756 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred, 757 td)); 758 break; 759 760 /* LINUX_TCSBRK */ 761 762 case LINUX_TCXONC: { 763 switch (args->arg) { 764 case LINUX_TCOOFF: 765 args->cmd = TIOCSTOP; 766 break; 767 case LINUX_TCOON: 768 args->cmd = TIOCSTART; 769 break; 770 case LINUX_TCIOFF: 771 case LINUX_TCION: { 772 int c; 773 struct write_args wr; 774 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, 775 td->td_ucred, td); 776 if (error) 777 break; 778 fdrop(fp, td); 779 c = (args->arg == LINUX_TCIOFF) ? VSTOP : VSTART; 780 c = bios.c_cc[c]; 781 if (c != _POSIX_VDISABLE) { 782 wr.fd = args->fd; 783 wr.buf = &c; 784 wr.nbyte = sizeof(c); 785 return (sys_write(td, &wr)); 786 } else 787 return (0); 788 } 789 default: 790 fdrop(fp, td); 791 return (EINVAL); 792 } 793 args->arg = 0; 794 error = (sys_ioctl(td, (struct ioctl_args *)args)); 795 break; 796 } 797 798 case LINUX_TCFLSH: { 799 int val; 800 switch (args->arg) { 801 case LINUX_TCIFLUSH: 802 val = FREAD; 803 break; 804 case LINUX_TCOFLUSH: 805 val = FWRITE; 806 break; 807 case LINUX_TCIOFLUSH: 808 val = FREAD | FWRITE; 809 break; 810 default: 811 fdrop(fp, td); 812 return (EINVAL); 813 } 814 error = (fo_ioctl(fp,TIOCFLUSH,(caddr_t)&val,td->td_ucred,td)); 815 break; 816 } 817 818 case LINUX_TIOCEXCL: 819 args->cmd = TIOCEXCL; 820 error = (sys_ioctl(td, (struct ioctl_args *)args)); 821 break; 822 823 case LINUX_TIOCNXCL: 824 args->cmd = TIOCNXCL; 825 error = (sys_ioctl(td, (struct ioctl_args *)args)); 826 break; 827 828 case LINUX_TIOCSCTTY: 829 args->cmd = TIOCSCTTY; 830 error = (sys_ioctl(td, (struct ioctl_args *)args)); 831 break; 832 833 case LINUX_TIOCGPGRP: 834 args->cmd = TIOCGPGRP; 835 error = (sys_ioctl(td, (struct ioctl_args *)args)); 836 break; 837 838 case LINUX_TIOCSPGRP: 839 args->cmd = TIOCSPGRP; 840 error = (sys_ioctl(td, (struct ioctl_args *)args)); 841 break; 842 843 /* LINUX_TIOCOUTQ */ 844 /* LINUX_TIOCSTI */ 845 846 case LINUX_TIOCGWINSZ: 847 args->cmd = TIOCGWINSZ; 848 error = (sys_ioctl(td, (struct ioctl_args *)args)); 849 break; 850 851 case LINUX_TIOCSWINSZ: 852 args->cmd = TIOCSWINSZ; 853 error = (sys_ioctl(td, (struct ioctl_args *)args)); 854 break; 855 856 case LINUX_TIOCMGET: 857 args->cmd = TIOCMGET; 858 error = (sys_ioctl(td, (struct ioctl_args *)args)); 859 break; 860 861 case LINUX_TIOCMBIS: 862 args->cmd = TIOCMBIS; 863 error = (sys_ioctl(td, (struct ioctl_args *)args)); 864 break; 865 866 case LINUX_TIOCMBIC: 867 args->cmd = TIOCMBIC; 868 error = (sys_ioctl(td, (struct ioctl_args *)args)); 869 break; 870 871 case LINUX_TIOCMSET: 872 args->cmd = TIOCMSET; 873 error = (sys_ioctl(td, (struct ioctl_args *)args)); 874 break; 875 876 /* TIOCGSOFTCAR */ 877 /* TIOCSSOFTCAR */ 878 879 case LINUX_FIONREAD: /* LINUX_TIOCINQ */ 880 args->cmd = FIONREAD; 881 error = (sys_ioctl(td, (struct ioctl_args *)args)); 882 break; 883 884 /* LINUX_TIOCLINUX */ 885 886 case LINUX_TIOCCONS: 887 args->cmd = TIOCCONS; 888 error = (sys_ioctl(td, (struct ioctl_args *)args)); 889 break; 890 891 case LINUX_TIOCGSERIAL: { 892 struct linux_serial_struct lss; 893 894 bzero(&lss, sizeof(lss)); 895 lss.type = LINUX_PORT_16550A; 896 lss.flags = 0; 897 lss.close_delay = 0; 898 error = copyout(&lss, (void *)args->arg, sizeof(lss)); 899 break; 900 } 901 902 case LINUX_TIOCSSERIAL: { 903 struct linux_serial_struct lss; 904 error = copyin((void *)args->arg, &lss, sizeof(lss)); 905 if (error) 906 break; 907 /* XXX - It really helps to have an implementation that 908 * does nothing. NOT! 909 */ 910 error = 0; 911 break; 912 } 913 914 case LINUX_TIOCPKT: 915 args->cmd = TIOCPKT; 916 error = (sys_ioctl(td, (struct ioctl_args *)args)); 917 break; 918 919 case LINUX_FIONBIO: 920 args->cmd = FIONBIO; 921 error = (sys_ioctl(td, (struct ioctl_args *)args)); 922 break; 923 924 case LINUX_TIOCNOTTY: 925 args->cmd = TIOCNOTTY; 926 error = (sys_ioctl(td, (struct ioctl_args *)args)); 927 break; 928 929 case LINUX_TIOCSETD: { 930 int line; 931 switch (args->arg) { 932 case LINUX_N_TTY: 933 line = TTYDISC; 934 break; 935 case LINUX_N_SLIP: 936 line = SLIPDISC; 937 break; 938 case LINUX_N_PPP: 939 line = PPPDISC; 940 break; 941 default: 942 fdrop(fp, td); 943 return (EINVAL); 944 } 945 error = (fo_ioctl(fp, TIOCSETD, (caddr_t)&line, td->td_ucred, 946 td)); 947 break; 948 } 949 950 case LINUX_TIOCGETD: { 951 int linux_line; 952 int bsd_line = TTYDISC; 953 error = fo_ioctl(fp, TIOCGETD, (caddr_t)&bsd_line, 954 td->td_ucred, td); 955 if (error) 956 break; 957 switch (bsd_line) { 958 case TTYDISC: 959 linux_line = LINUX_N_TTY; 960 break; 961 case SLIPDISC: 962 linux_line = LINUX_N_SLIP; 963 break; 964 case PPPDISC: 965 linux_line = LINUX_N_PPP; 966 break; 967 default: 968 fdrop(fp, td); 969 return (EINVAL); 970 } 971 error = (copyout(&linux_line, (void *)args->arg, sizeof(int))); 972 break; 973 } 974 975 /* LINUX_TCSBRKP */ 976 /* LINUX_TIOCTTYGSTRUCT */ 977 978 case LINUX_FIONCLEX: 979 args->cmd = FIONCLEX; 980 error = (sys_ioctl(td, (struct ioctl_args *)args)); 981 break; 982 983 case LINUX_FIOCLEX: 984 args->cmd = FIOCLEX; 985 error = (sys_ioctl(td, (struct ioctl_args *)args)); 986 break; 987 988 case LINUX_FIOASYNC: 989 args->cmd = FIOASYNC; 990 error = (sys_ioctl(td, (struct ioctl_args *)args)); 991 break; 992 993 /* LINUX_TIOCSERCONFIG */ 994 /* LINUX_TIOCSERGWILD */ 995 /* LINUX_TIOCSERSWILD */ 996 /* LINUX_TIOCGLCKTRMIOS */ 997 /* LINUX_TIOCSLCKTRMIOS */ 998 999 case LINUX_TIOCSBRK: 1000 args->cmd = TIOCSBRK; 1001 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1002 break; 1003 1004 case LINUX_TIOCCBRK: 1005 args->cmd = TIOCCBRK; 1006 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1007 break; 1008 case LINUX_TIOCGPTN: { 1009 int nb; 1010 1011 error = fo_ioctl(fp, TIOCGPTN, (caddr_t)&nb, td->td_ucred, td); 1012 if (!error) 1013 error = copyout(&nb, (void *)args->arg, 1014 sizeof(int)); 1015 break; 1016 } 1017 case LINUX_TIOCSPTLCK: 1018 /* Our unlockpt() does nothing. */ 1019 error = 0; 1020 break; 1021 default: 1022 error = ENOIOCTL; 1023 break; 1024 } 1025 1026 fdrop(fp, td); 1027 return (error); 1028 } 1029 1030 /* 1031 * CDROM related ioctls 1032 */ 1033 1034 struct linux_cdrom_msf 1035 { 1036 u_char cdmsf_min0; 1037 u_char cdmsf_sec0; 1038 u_char cdmsf_frame0; 1039 u_char cdmsf_min1; 1040 u_char cdmsf_sec1; 1041 u_char cdmsf_frame1; 1042 }; 1043 1044 struct linux_cdrom_tochdr 1045 { 1046 u_char cdth_trk0; 1047 u_char cdth_trk1; 1048 }; 1049 1050 union linux_cdrom_addr 1051 { 1052 struct { 1053 u_char minute; 1054 u_char second; 1055 u_char frame; 1056 } msf; 1057 int lba; 1058 }; 1059 1060 struct linux_cdrom_tocentry 1061 { 1062 u_char cdte_track; 1063 u_char cdte_adr:4; 1064 u_char cdte_ctrl:4; 1065 u_char cdte_format; 1066 union linux_cdrom_addr cdte_addr; 1067 u_char cdte_datamode; 1068 }; 1069 1070 struct linux_cdrom_subchnl 1071 { 1072 u_char cdsc_format; 1073 u_char cdsc_audiostatus; 1074 u_char cdsc_adr:4; 1075 u_char cdsc_ctrl:4; 1076 u_char cdsc_trk; 1077 u_char cdsc_ind; 1078 union linux_cdrom_addr cdsc_absaddr; 1079 union linux_cdrom_addr cdsc_reladdr; 1080 }; 1081 1082 struct l_cdrom_read_audio { 1083 union linux_cdrom_addr addr; 1084 u_char addr_format; 1085 l_int nframes; 1086 u_char *buf; 1087 }; 1088 1089 struct l_dvd_layer { 1090 u_char book_version:4; 1091 u_char book_type:4; 1092 u_char min_rate:4; 1093 u_char disc_size:4; 1094 u_char layer_type:4; 1095 u_char track_path:1; 1096 u_char nlayers:2; 1097 u_char track_density:4; 1098 u_char linear_density:4; 1099 u_char bca:1; 1100 u_int32_t start_sector; 1101 u_int32_t end_sector; 1102 u_int32_t end_sector_l0; 1103 }; 1104 1105 struct l_dvd_physical { 1106 u_char type; 1107 u_char layer_num; 1108 struct l_dvd_layer layer[4]; 1109 }; 1110 1111 struct l_dvd_copyright { 1112 u_char type; 1113 u_char layer_num; 1114 u_char cpst; 1115 u_char rmi; 1116 }; 1117 1118 struct l_dvd_disckey { 1119 u_char type; 1120 l_uint agid:2; 1121 u_char value[2048]; 1122 }; 1123 1124 struct l_dvd_bca { 1125 u_char type; 1126 l_int len; 1127 u_char value[188]; 1128 }; 1129 1130 struct l_dvd_manufact { 1131 u_char type; 1132 u_char layer_num; 1133 l_int len; 1134 u_char value[2048]; 1135 }; 1136 1137 typedef union { 1138 u_char type; 1139 struct l_dvd_physical physical; 1140 struct l_dvd_copyright copyright; 1141 struct l_dvd_disckey disckey; 1142 struct l_dvd_bca bca; 1143 struct l_dvd_manufact manufact; 1144 } l_dvd_struct; 1145 1146 typedef u_char l_dvd_key[5]; 1147 typedef u_char l_dvd_challenge[10]; 1148 1149 struct l_dvd_lu_send_agid { 1150 u_char type; 1151 l_uint agid:2; 1152 }; 1153 1154 struct l_dvd_host_send_challenge { 1155 u_char type; 1156 l_uint agid:2; 1157 l_dvd_challenge chal; 1158 }; 1159 1160 struct l_dvd_send_key { 1161 u_char type; 1162 l_uint agid:2; 1163 l_dvd_key key; 1164 }; 1165 1166 struct l_dvd_lu_send_challenge { 1167 u_char type; 1168 l_uint agid:2; 1169 l_dvd_challenge chal; 1170 }; 1171 1172 struct l_dvd_lu_send_title_key { 1173 u_char type; 1174 l_uint agid:2; 1175 l_dvd_key title_key; 1176 l_int lba; 1177 l_uint cpm:1; 1178 l_uint cp_sec:1; 1179 l_uint cgms:2; 1180 }; 1181 1182 struct l_dvd_lu_send_asf { 1183 u_char type; 1184 l_uint agid:2; 1185 l_uint asf:1; 1186 }; 1187 1188 struct l_dvd_host_send_rpcstate { 1189 u_char type; 1190 u_char pdrc; 1191 }; 1192 1193 struct l_dvd_lu_send_rpcstate { 1194 u_char type:2; 1195 u_char vra:3; 1196 u_char ucca:3; 1197 u_char region_mask; 1198 u_char rpc_scheme; 1199 }; 1200 1201 typedef union { 1202 u_char type; 1203 struct l_dvd_lu_send_agid lsa; 1204 struct l_dvd_host_send_challenge hsc; 1205 struct l_dvd_send_key lsk; 1206 struct l_dvd_lu_send_challenge lsc; 1207 struct l_dvd_send_key hsk; 1208 struct l_dvd_lu_send_title_key lstk; 1209 struct l_dvd_lu_send_asf lsasf; 1210 struct l_dvd_host_send_rpcstate hrpcs; 1211 struct l_dvd_lu_send_rpcstate lrpcs; 1212 } l_dvd_authinfo; 1213 1214 static void 1215 bsd_to_linux_msf_lba(u_char af, union msf_lba *bp, union linux_cdrom_addr *lp) 1216 { 1217 if (af == CD_LBA_FORMAT) 1218 lp->lba = bp->lba; 1219 else { 1220 lp->msf.minute = bp->msf.minute; 1221 lp->msf.second = bp->msf.second; 1222 lp->msf.frame = bp->msf.frame; 1223 } 1224 } 1225 1226 static void 1227 set_linux_cdrom_addr(union linux_cdrom_addr *addr, int format, int lba) 1228 { 1229 if (format == LINUX_CDROM_MSF) { 1230 addr->msf.frame = lba % 75; 1231 lba /= 75; 1232 lba += 2; 1233 addr->msf.second = lba % 60; 1234 addr->msf.minute = lba / 60; 1235 } else 1236 addr->lba = lba; 1237 } 1238 1239 static int 1240 linux_to_bsd_dvd_struct(l_dvd_struct *lp, struct dvd_struct *bp) 1241 { 1242 bp->format = lp->type; 1243 switch (bp->format) { 1244 case DVD_STRUCT_PHYSICAL: 1245 if (bp->layer_num >= 4) 1246 return (EINVAL); 1247 bp->layer_num = lp->physical.layer_num; 1248 break; 1249 case DVD_STRUCT_COPYRIGHT: 1250 bp->layer_num = lp->copyright.layer_num; 1251 break; 1252 case DVD_STRUCT_DISCKEY: 1253 bp->agid = lp->disckey.agid; 1254 break; 1255 case DVD_STRUCT_BCA: 1256 case DVD_STRUCT_MANUFACT: 1257 break; 1258 default: 1259 return (EINVAL); 1260 } 1261 return (0); 1262 } 1263 1264 static int 1265 bsd_to_linux_dvd_struct(struct dvd_struct *bp, l_dvd_struct *lp) 1266 { 1267 switch (bp->format) { 1268 case DVD_STRUCT_PHYSICAL: { 1269 struct dvd_layer *blp = (struct dvd_layer *)bp->data; 1270 struct l_dvd_layer *llp = &lp->physical.layer[bp->layer_num]; 1271 memset(llp, 0, sizeof(*llp)); 1272 llp->book_version = blp->book_version; 1273 llp->book_type = blp->book_type; 1274 llp->min_rate = blp->max_rate; 1275 llp->disc_size = blp->disc_size; 1276 llp->layer_type = blp->layer_type; 1277 llp->track_path = blp->track_path; 1278 llp->nlayers = blp->nlayers; 1279 llp->track_density = blp->track_density; 1280 llp->linear_density = blp->linear_density; 1281 llp->bca = blp->bca; 1282 llp->start_sector = blp->start_sector; 1283 llp->end_sector = blp->end_sector; 1284 llp->end_sector_l0 = blp->end_sector_l0; 1285 break; 1286 } 1287 case DVD_STRUCT_COPYRIGHT: 1288 lp->copyright.cpst = bp->cpst; 1289 lp->copyright.rmi = bp->rmi; 1290 break; 1291 case DVD_STRUCT_DISCKEY: 1292 memcpy(lp->disckey.value, bp->data, sizeof(lp->disckey.value)); 1293 break; 1294 case DVD_STRUCT_BCA: 1295 lp->bca.len = bp->length; 1296 memcpy(lp->bca.value, bp->data, sizeof(lp->bca.value)); 1297 break; 1298 case DVD_STRUCT_MANUFACT: 1299 lp->manufact.len = bp->length; 1300 memcpy(lp->manufact.value, bp->data, 1301 sizeof(lp->manufact.value)); 1302 /* lp->manufact.layer_num is unused in Linux (redhat 7.0). */ 1303 break; 1304 default: 1305 return (EINVAL); 1306 } 1307 return (0); 1308 } 1309 1310 static int 1311 linux_to_bsd_dvd_authinfo(l_dvd_authinfo *lp, int *bcode, 1312 struct dvd_authinfo *bp) 1313 { 1314 switch (lp->type) { 1315 case LINUX_DVD_LU_SEND_AGID: 1316 *bcode = DVDIOCREPORTKEY; 1317 bp->format = DVD_REPORT_AGID; 1318 bp->agid = lp->lsa.agid; 1319 break; 1320 case LINUX_DVD_HOST_SEND_CHALLENGE: 1321 *bcode = DVDIOCSENDKEY; 1322 bp->format = DVD_SEND_CHALLENGE; 1323 bp->agid = lp->hsc.agid; 1324 memcpy(bp->keychal, lp->hsc.chal, 10); 1325 break; 1326 case LINUX_DVD_LU_SEND_KEY1: 1327 *bcode = DVDIOCREPORTKEY; 1328 bp->format = DVD_REPORT_KEY1; 1329 bp->agid = lp->lsk.agid; 1330 break; 1331 case LINUX_DVD_LU_SEND_CHALLENGE: 1332 *bcode = DVDIOCREPORTKEY; 1333 bp->format = DVD_REPORT_CHALLENGE; 1334 bp->agid = lp->lsc.agid; 1335 break; 1336 case LINUX_DVD_HOST_SEND_KEY2: 1337 *bcode = DVDIOCSENDKEY; 1338 bp->format = DVD_SEND_KEY2; 1339 bp->agid = lp->hsk.agid; 1340 memcpy(bp->keychal, lp->hsk.key, 5); 1341 break; 1342 case LINUX_DVD_LU_SEND_TITLE_KEY: 1343 *bcode = DVDIOCREPORTKEY; 1344 bp->format = DVD_REPORT_TITLE_KEY; 1345 bp->agid = lp->lstk.agid; 1346 bp->lba = lp->lstk.lba; 1347 break; 1348 case LINUX_DVD_LU_SEND_ASF: 1349 *bcode = DVDIOCREPORTKEY; 1350 bp->format = DVD_REPORT_ASF; 1351 bp->agid = lp->lsasf.agid; 1352 break; 1353 case LINUX_DVD_INVALIDATE_AGID: 1354 *bcode = DVDIOCREPORTKEY; 1355 bp->format = DVD_INVALIDATE_AGID; 1356 bp->agid = lp->lsa.agid; 1357 break; 1358 case LINUX_DVD_LU_SEND_RPC_STATE: 1359 *bcode = DVDIOCREPORTKEY; 1360 bp->format = DVD_REPORT_RPC; 1361 break; 1362 case LINUX_DVD_HOST_SEND_RPC_STATE: 1363 *bcode = DVDIOCSENDKEY; 1364 bp->format = DVD_SEND_RPC; 1365 bp->region = lp->hrpcs.pdrc; 1366 break; 1367 default: 1368 return (EINVAL); 1369 } 1370 return (0); 1371 } 1372 1373 static int 1374 bsd_to_linux_dvd_authinfo(struct dvd_authinfo *bp, l_dvd_authinfo *lp) 1375 { 1376 switch (lp->type) { 1377 case LINUX_DVD_LU_SEND_AGID: 1378 lp->lsa.agid = bp->agid; 1379 break; 1380 case LINUX_DVD_HOST_SEND_CHALLENGE: 1381 lp->type = LINUX_DVD_LU_SEND_KEY1; 1382 break; 1383 case LINUX_DVD_LU_SEND_KEY1: 1384 memcpy(lp->lsk.key, bp->keychal, sizeof(lp->lsk.key)); 1385 break; 1386 case LINUX_DVD_LU_SEND_CHALLENGE: 1387 memcpy(lp->lsc.chal, bp->keychal, sizeof(lp->lsc.chal)); 1388 break; 1389 case LINUX_DVD_HOST_SEND_KEY2: 1390 lp->type = LINUX_DVD_AUTH_ESTABLISHED; 1391 break; 1392 case LINUX_DVD_LU_SEND_TITLE_KEY: 1393 memcpy(lp->lstk.title_key, bp->keychal, 1394 sizeof(lp->lstk.title_key)); 1395 lp->lstk.cpm = bp->cpm; 1396 lp->lstk.cp_sec = bp->cp_sec; 1397 lp->lstk.cgms = bp->cgms; 1398 break; 1399 case LINUX_DVD_LU_SEND_ASF: 1400 lp->lsasf.asf = bp->asf; 1401 break; 1402 case LINUX_DVD_INVALIDATE_AGID: 1403 break; 1404 case LINUX_DVD_LU_SEND_RPC_STATE: 1405 lp->lrpcs.type = bp->reg_type; 1406 lp->lrpcs.vra = bp->vend_rsts; 1407 lp->lrpcs.ucca = bp->user_rsts; 1408 lp->lrpcs.region_mask = bp->region; 1409 lp->lrpcs.rpc_scheme = bp->rpc_scheme; 1410 break; 1411 case LINUX_DVD_HOST_SEND_RPC_STATE: 1412 break; 1413 default: 1414 return (EINVAL); 1415 } 1416 return (0); 1417 } 1418 1419 static int 1420 linux_ioctl_cdrom(struct thread *td, struct linux_ioctl_args *args) 1421 { 1422 struct file *fp; 1423 int error; 1424 1425 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 1426 if (error != 0) 1427 return (error); 1428 switch (args->cmd & 0xffff) { 1429 1430 case LINUX_CDROMPAUSE: 1431 args->cmd = CDIOCPAUSE; 1432 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1433 break; 1434 1435 case LINUX_CDROMRESUME: 1436 args->cmd = CDIOCRESUME; 1437 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1438 break; 1439 1440 case LINUX_CDROMPLAYMSF: 1441 args->cmd = CDIOCPLAYMSF; 1442 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1443 break; 1444 1445 case LINUX_CDROMPLAYTRKIND: 1446 args->cmd = CDIOCPLAYTRACKS; 1447 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1448 break; 1449 1450 case LINUX_CDROMREADTOCHDR: { 1451 struct ioc_toc_header th; 1452 struct linux_cdrom_tochdr lth; 1453 error = fo_ioctl(fp, CDIOREADTOCHEADER, (caddr_t)&th, 1454 td->td_ucred, td); 1455 if (!error) { 1456 lth.cdth_trk0 = th.starting_track; 1457 lth.cdth_trk1 = th.ending_track; 1458 copyout(<h, (void *)args->arg, sizeof(lth)); 1459 } 1460 break; 1461 } 1462 1463 case LINUX_CDROMREADTOCENTRY: { 1464 struct linux_cdrom_tocentry lte; 1465 struct ioc_read_toc_single_entry irtse; 1466 1467 error = copyin((void *)args->arg, <e, sizeof(lte)); 1468 if (error) 1469 break; 1470 irtse.address_format = lte.cdte_format; 1471 irtse.track = lte.cdte_track; 1472 error = fo_ioctl(fp, CDIOREADTOCENTRY, (caddr_t)&irtse, 1473 td->td_ucred, td); 1474 if (!error) { 1475 lte.cdte_ctrl = irtse.entry.control; 1476 lte.cdte_adr = irtse.entry.addr_type; 1477 bsd_to_linux_msf_lba(irtse.address_format, 1478 &irtse.entry.addr, <e.cdte_addr); 1479 error = copyout(<e, (void *)args->arg, sizeof(lte)); 1480 } 1481 break; 1482 } 1483 1484 case LINUX_CDROMSTOP: 1485 args->cmd = CDIOCSTOP; 1486 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1487 break; 1488 1489 case LINUX_CDROMSTART: 1490 args->cmd = CDIOCSTART; 1491 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1492 break; 1493 1494 case LINUX_CDROMEJECT: 1495 args->cmd = CDIOCEJECT; 1496 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1497 break; 1498 1499 /* LINUX_CDROMVOLCTRL */ 1500 1501 case LINUX_CDROMSUBCHNL: { 1502 struct linux_cdrom_subchnl sc; 1503 struct ioc_read_subchannel bsdsc; 1504 struct cd_sub_channel_info bsdinfo; 1505 1506 error = copyin((void *)args->arg, &sc, sizeof(sc)); 1507 if (error) 1508 break; 1509 1510 /* 1511 * Invoke the native ioctl and bounce the returned data through 1512 * the userspace buffer. This works because the Linux structure 1513 * is the same size as our structures for the subchannel header 1514 * and position data. 1515 */ 1516 bsdsc.address_format = CD_LBA_FORMAT; 1517 bsdsc.data_format = CD_CURRENT_POSITION; 1518 bsdsc.track = 0; 1519 bsdsc.data_len = sizeof(sc); 1520 bsdsc.data = (void *)args->arg; 1521 error = fo_ioctl(fp, CDIOCREADSUBCHANNEL, (caddr_t)&bsdsc, 1522 td->td_ucred, td); 1523 if (error) 1524 break; 1525 error = copyin((void *)args->arg, &bsdinfo, sizeof(bsdinfo)); 1526 if (error) 1527 break; 1528 sc.cdsc_audiostatus = bsdinfo.header.audio_status; 1529 sc.cdsc_adr = bsdinfo.what.position.addr_type; 1530 sc.cdsc_ctrl = bsdinfo.what.position.control; 1531 sc.cdsc_trk = bsdinfo.what.position.track_number; 1532 sc.cdsc_ind = bsdinfo.what.position.index_number; 1533 set_linux_cdrom_addr(&sc.cdsc_absaddr, sc.cdsc_format, 1534 bsdinfo.what.position.absaddr.lba); 1535 set_linux_cdrom_addr(&sc.cdsc_reladdr, sc.cdsc_format, 1536 bsdinfo.what.position.reladdr.lba); 1537 error = copyout(&sc, (void *)args->arg, sizeof(sc)); 1538 break; 1539 } 1540 1541 /* LINUX_CDROMREADMODE2 */ 1542 /* LINUX_CDROMREADMODE1 */ 1543 /* LINUX_CDROMREADAUDIO */ 1544 /* LINUX_CDROMEJECT_SW */ 1545 /* LINUX_CDROMMULTISESSION */ 1546 /* LINUX_CDROM_GET_UPC */ 1547 1548 case LINUX_CDROMRESET: 1549 args->cmd = CDIOCRESET; 1550 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1551 break; 1552 1553 /* LINUX_CDROMVOLREAD */ 1554 /* LINUX_CDROMREADRAW */ 1555 /* LINUX_CDROMREADCOOKED */ 1556 /* LINUX_CDROMSEEK */ 1557 /* LINUX_CDROMPLAYBLK */ 1558 /* LINUX_CDROMREADALL */ 1559 /* LINUX_CDROMCLOSETRAY */ 1560 /* LINUX_CDROMLOADFROMSLOT */ 1561 /* LINUX_CDROMGETSPINDOWN */ 1562 /* LINUX_CDROMSETSPINDOWN */ 1563 /* LINUX_CDROM_SET_OPTIONS */ 1564 /* LINUX_CDROM_CLEAR_OPTIONS */ 1565 /* LINUX_CDROM_SELECT_SPEED */ 1566 /* LINUX_CDROM_SELECT_DISC */ 1567 /* LINUX_CDROM_MEDIA_CHANGED */ 1568 /* LINUX_CDROM_DRIVE_STATUS */ 1569 /* LINUX_CDROM_DISC_STATUS */ 1570 /* LINUX_CDROM_CHANGER_NSLOTS */ 1571 /* LINUX_CDROM_LOCKDOOR */ 1572 /* LINUX_CDROM_DEBUG */ 1573 /* LINUX_CDROM_GET_CAPABILITY */ 1574 /* LINUX_CDROMAUDIOBUFSIZ */ 1575 1576 case LINUX_DVD_READ_STRUCT: { 1577 l_dvd_struct *lds; 1578 struct dvd_struct *bds; 1579 1580 lds = malloc(sizeof(*lds), M_LINUX, M_WAITOK); 1581 bds = malloc(sizeof(*bds), M_LINUX, M_WAITOK); 1582 error = copyin((void *)args->arg, lds, sizeof(*lds)); 1583 if (error) 1584 goto out; 1585 error = linux_to_bsd_dvd_struct(lds, bds); 1586 if (error) 1587 goto out; 1588 error = fo_ioctl(fp, DVDIOCREADSTRUCTURE, (caddr_t)bds, 1589 td->td_ucred, td); 1590 if (error) 1591 goto out; 1592 error = bsd_to_linux_dvd_struct(bds, lds); 1593 if (error) 1594 goto out; 1595 error = copyout(lds, (void *)args->arg, sizeof(*lds)); 1596 out: 1597 free(bds, M_LINUX); 1598 free(lds, M_LINUX); 1599 break; 1600 } 1601 1602 /* LINUX_DVD_WRITE_STRUCT */ 1603 1604 case LINUX_DVD_AUTH: { 1605 l_dvd_authinfo lda; 1606 struct dvd_authinfo bda; 1607 int bcode; 1608 1609 error = copyin((void *)args->arg, &lda, sizeof(lda)); 1610 if (error) 1611 break; 1612 error = linux_to_bsd_dvd_authinfo(&lda, &bcode, &bda); 1613 if (error) 1614 break; 1615 error = fo_ioctl(fp, bcode, (caddr_t)&bda, td->td_ucred, 1616 td); 1617 if (error) { 1618 if (lda.type == LINUX_DVD_HOST_SEND_KEY2) { 1619 lda.type = LINUX_DVD_AUTH_FAILURE; 1620 copyout(&lda, (void *)args->arg, sizeof(lda)); 1621 } 1622 break; 1623 } 1624 error = bsd_to_linux_dvd_authinfo(&bda, &lda); 1625 if (error) 1626 break; 1627 error = copyout(&lda, (void *)args->arg, sizeof(lda)); 1628 break; 1629 } 1630 1631 case LINUX_SCSI_GET_BUS_NUMBER: 1632 { 1633 struct sg_scsi_id id; 1634 1635 error = fo_ioctl(fp, SG_GET_SCSI_ID, (caddr_t)&id, 1636 td->td_ucred, td); 1637 if (error) 1638 break; 1639 error = copyout(&id.channel, (void *)args->arg, sizeof(int)); 1640 break; 1641 } 1642 1643 case LINUX_SCSI_GET_IDLUN: 1644 { 1645 struct sg_scsi_id id; 1646 struct scsi_idlun idl; 1647 1648 error = fo_ioctl(fp, SG_GET_SCSI_ID, (caddr_t)&id, 1649 td->td_ucred, td); 1650 if (error) 1651 break; 1652 idl.dev_id = (id.scsi_id & 0xff) + ((id.lun & 0xff) << 8) + 1653 ((id.channel & 0xff) << 16) + ((id.host_no & 0xff) << 24); 1654 idl.host_unique_id = id.host_no; 1655 error = copyout(&idl, (void *)args->arg, sizeof(idl)); 1656 break; 1657 } 1658 1659 /* LINUX_CDROM_SEND_PACKET */ 1660 /* LINUX_CDROM_NEXT_WRITABLE */ 1661 /* LINUX_CDROM_LAST_WRITTEN */ 1662 1663 default: 1664 error = ENOIOCTL; 1665 break; 1666 } 1667 1668 fdrop(fp, td); 1669 return (error); 1670 } 1671 1672 static int 1673 linux_ioctl_vfat(struct thread *td, struct linux_ioctl_args *args) 1674 { 1675 1676 return (ENOTTY); 1677 } 1678 1679 /* 1680 * Sound related ioctls 1681 */ 1682 1683 struct linux_old_mixer_info { 1684 char id[16]; 1685 char name[32]; 1686 }; 1687 1688 static u_int32_t dirbits[4] = { IOC_VOID, IOC_IN, IOC_OUT, IOC_INOUT }; 1689 1690 #define SETDIR(c) (((c) & ~IOC_DIRMASK) | dirbits[args->cmd >> 30]) 1691 1692 static int 1693 linux_ioctl_sound(struct thread *td, struct linux_ioctl_args *args) 1694 { 1695 1696 switch (args->cmd & 0xffff) { 1697 1698 case LINUX_SOUND_MIXER_WRITE_VOLUME: 1699 args->cmd = SETDIR(SOUND_MIXER_WRITE_VOLUME); 1700 return (sys_ioctl(td, (struct ioctl_args *)args)); 1701 1702 case LINUX_SOUND_MIXER_WRITE_BASS: 1703 args->cmd = SETDIR(SOUND_MIXER_WRITE_BASS); 1704 return (sys_ioctl(td, (struct ioctl_args *)args)); 1705 1706 case LINUX_SOUND_MIXER_WRITE_TREBLE: 1707 args->cmd = SETDIR(SOUND_MIXER_WRITE_TREBLE); 1708 return (sys_ioctl(td, (struct ioctl_args *)args)); 1709 1710 case LINUX_SOUND_MIXER_WRITE_SYNTH: 1711 args->cmd = SETDIR(SOUND_MIXER_WRITE_SYNTH); 1712 return (sys_ioctl(td, (struct ioctl_args *)args)); 1713 1714 case LINUX_SOUND_MIXER_WRITE_PCM: 1715 args->cmd = SETDIR(SOUND_MIXER_WRITE_PCM); 1716 return (sys_ioctl(td, (struct ioctl_args *)args)); 1717 1718 case LINUX_SOUND_MIXER_WRITE_SPEAKER: 1719 args->cmd = SETDIR(SOUND_MIXER_WRITE_SPEAKER); 1720 return (sys_ioctl(td, (struct ioctl_args *)args)); 1721 1722 case LINUX_SOUND_MIXER_WRITE_LINE: 1723 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE); 1724 return (sys_ioctl(td, (struct ioctl_args *)args)); 1725 1726 case LINUX_SOUND_MIXER_WRITE_MIC: 1727 args->cmd = SETDIR(SOUND_MIXER_WRITE_MIC); 1728 return (sys_ioctl(td, (struct ioctl_args *)args)); 1729 1730 case LINUX_SOUND_MIXER_WRITE_CD: 1731 args->cmd = SETDIR(SOUND_MIXER_WRITE_CD); 1732 return (sys_ioctl(td, (struct ioctl_args *)args)); 1733 1734 case LINUX_SOUND_MIXER_WRITE_IMIX: 1735 args->cmd = SETDIR(SOUND_MIXER_WRITE_IMIX); 1736 return (sys_ioctl(td, (struct ioctl_args *)args)); 1737 1738 case LINUX_SOUND_MIXER_WRITE_ALTPCM: 1739 args->cmd = SETDIR(SOUND_MIXER_WRITE_ALTPCM); 1740 return (sys_ioctl(td, (struct ioctl_args *)args)); 1741 1742 case LINUX_SOUND_MIXER_WRITE_RECLEV: 1743 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECLEV); 1744 return (sys_ioctl(td, (struct ioctl_args *)args)); 1745 1746 case LINUX_SOUND_MIXER_WRITE_IGAIN: 1747 args->cmd = SETDIR(SOUND_MIXER_WRITE_IGAIN); 1748 return (sys_ioctl(td, (struct ioctl_args *)args)); 1749 1750 case LINUX_SOUND_MIXER_WRITE_OGAIN: 1751 args->cmd = SETDIR(SOUND_MIXER_WRITE_OGAIN); 1752 return (sys_ioctl(td, (struct ioctl_args *)args)); 1753 1754 case LINUX_SOUND_MIXER_WRITE_LINE1: 1755 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE1); 1756 return (sys_ioctl(td, (struct ioctl_args *)args)); 1757 1758 case LINUX_SOUND_MIXER_WRITE_LINE2: 1759 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE2); 1760 return (sys_ioctl(td, (struct ioctl_args *)args)); 1761 1762 case LINUX_SOUND_MIXER_WRITE_LINE3: 1763 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE3); 1764 return (sys_ioctl(td, (struct ioctl_args *)args)); 1765 1766 case LINUX_SOUND_MIXER_INFO: { 1767 /* Key on encoded length */ 1768 switch ((args->cmd >> 16) & 0x1fff) { 1769 case 0x005c: { /* SOUND_MIXER_INFO */ 1770 args->cmd = SOUND_MIXER_INFO; 1771 return (sys_ioctl(td, (struct ioctl_args *)args)); 1772 } 1773 case 0x0030: { /* SOUND_OLD_MIXER_INFO */ 1774 struct linux_old_mixer_info info; 1775 bzero(&info, sizeof(info)); 1776 strncpy(info.id, "OSS", sizeof(info.id) - 1); 1777 strncpy(info.name, "FreeBSD OSS Mixer", sizeof(info.name) - 1); 1778 copyout(&info, (void *)args->arg, sizeof(info)); 1779 return (0); 1780 } 1781 default: 1782 return (ENOIOCTL); 1783 } 1784 break; 1785 } 1786 1787 case LINUX_OSS_GETVERSION: { 1788 int version = linux_get_oss_version(td); 1789 return (copyout(&version, (void *)args->arg, sizeof(int))); 1790 } 1791 1792 case LINUX_SOUND_MIXER_READ_STEREODEVS: 1793 args->cmd = SOUND_MIXER_READ_STEREODEVS; 1794 return (sys_ioctl(td, (struct ioctl_args *)args)); 1795 1796 case LINUX_SOUND_MIXER_READ_CAPS: 1797 args->cmd = SOUND_MIXER_READ_CAPS; 1798 return (sys_ioctl(td, (struct ioctl_args *)args)); 1799 1800 case LINUX_SOUND_MIXER_READ_RECMASK: 1801 args->cmd = SOUND_MIXER_READ_RECMASK; 1802 return (sys_ioctl(td, (struct ioctl_args *)args)); 1803 1804 case LINUX_SOUND_MIXER_READ_DEVMASK: 1805 args->cmd = SOUND_MIXER_READ_DEVMASK; 1806 return (sys_ioctl(td, (struct ioctl_args *)args)); 1807 1808 case LINUX_SOUND_MIXER_WRITE_RECSRC: 1809 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECSRC); 1810 return (sys_ioctl(td, (struct ioctl_args *)args)); 1811 1812 case LINUX_SNDCTL_DSP_RESET: 1813 args->cmd = SNDCTL_DSP_RESET; 1814 return (sys_ioctl(td, (struct ioctl_args *)args)); 1815 1816 case LINUX_SNDCTL_DSP_SYNC: 1817 args->cmd = SNDCTL_DSP_SYNC; 1818 return (sys_ioctl(td, (struct ioctl_args *)args)); 1819 1820 case LINUX_SNDCTL_DSP_SPEED: 1821 args->cmd = SNDCTL_DSP_SPEED; 1822 return (sys_ioctl(td, (struct ioctl_args *)args)); 1823 1824 case LINUX_SNDCTL_DSP_STEREO: 1825 args->cmd = SNDCTL_DSP_STEREO; 1826 return (sys_ioctl(td, (struct ioctl_args *)args)); 1827 1828 case LINUX_SNDCTL_DSP_GETBLKSIZE: /* LINUX_SNDCTL_DSP_SETBLKSIZE */ 1829 args->cmd = SNDCTL_DSP_GETBLKSIZE; 1830 return (sys_ioctl(td, (struct ioctl_args *)args)); 1831 1832 case LINUX_SNDCTL_DSP_SETFMT: 1833 args->cmd = SNDCTL_DSP_SETFMT; 1834 return (sys_ioctl(td, (struct ioctl_args *)args)); 1835 1836 case LINUX_SOUND_PCM_WRITE_CHANNELS: 1837 args->cmd = SOUND_PCM_WRITE_CHANNELS; 1838 return (sys_ioctl(td, (struct ioctl_args *)args)); 1839 1840 case LINUX_SOUND_PCM_WRITE_FILTER: 1841 args->cmd = SOUND_PCM_WRITE_FILTER; 1842 return (sys_ioctl(td, (struct ioctl_args *)args)); 1843 1844 case LINUX_SNDCTL_DSP_POST: 1845 args->cmd = SNDCTL_DSP_POST; 1846 return (sys_ioctl(td, (struct ioctl_args *)args)); 1847 1848 case LINUX_SNDCTL_DSP_SUBDIVIDE: 1849 args->cmd = SNDCTL_DSP_SUBDIVIDE; 1850 return (sys_ioctl(td, (struct ioctl_args *)args)); 1851 1852 case LINUX_SNDCTL_DSP_SETFRAGMENT: 1853 args->cmd = SNDCTL_DSP_SETFRAGMENT; 1854 return (sys_ioctl(td, (struct ioctl_args *)args)); 1855 1856 case LINUX_SNDCTL_DSP_GETFMTS: 1857 args->cmd = SNDCTL_DSP_GETFMTS; 1858 return (sys_ioctl(td, (struct ioctl_args *)args)); 1859 1860 case LINUX_SNDCTL_DSP_GETOSPACE: 1861 args->cmd = SNDCTL_DSP_GETOSPACE; 1862 return (sys_ioctl(td, (struct ioctl_args *)args)); 1863 1864 case LINUX_SNDCTL_DSP_GETISPACE: 1865 args->cmd = SNDCTL_DSP_GETISPACE; 1866 return (sys_ioctl(td, (struct ioctl_args *)args)); 1867 1868 case LINUX_SNDCTL_DSP_NONBLOCK: 1869 args->cmd = SNDCTL_DSP_NONBLOCK; 1870 return (sys_ioctl(td, (struct ioctl_args *)args)); 1871 1872 case LINUX_SNDCTL_DSP_GETCAPS: 1873 args->cmd = SNDCTL_DSP_GETCAPS; 1874 return (sys_ioctl(td, (struct ioctl_args *)args)); 1875 1876 case LINUX_SNDCTL_DSP_SETTRIGGER: /* LINUX_SNDCTL_GETTRIGGER */ 1877 args->cmd = SNDCTL_DSP_SETTRIGGER; 1878 return (sys_ioctl(td, (struct ioctl_args *)args)); 1879 1880 case LINUX_SNDCTL_DSP_GETIPTR: 1881 args->cmd = SNDCTL_DSP_GETIPTR; 1882 return (sys_ioctl(td, (struct ioctl_args *)args)); 1883 1884 case LINUX_SNDCTL_DSP_GETOPTR: 1885 args->cmd = SNDCTL_DSP_GETOPTR; 1886 return (sys_ioctl(td, (struct ioctl_args *)args)); 1887 1888 case LINUX_SNDCTL_DSP_SETDUPLEX: 1889 args->cmd = SNDCTL_DSP_SETDUPLEX; 1890 return (sys_ioctl(td, (struct ioctl_args *)args)); 1891 1892 case LINUX_SNDCTL_DSP_GETODELAY: 1893 args->cmd = SNDCTL_DSP_GETODELAY; 1894 return (sys_ioctl(td, (struct ioctl_args *)args)); 1895 1896 case LINUX_SNDCTL_SEQ_RESET: 1897 args->cmd = SNDCTL_SEQ_RESET; 1898 return (sys_ioctl(td, (struct ioctl_args *)args)); 1899 1900 case LINUX_SNDCTL_SEQ_SYNC: 1901 args->cmd = SNDCTL_SEQ_SYNC; 1902 return (sys_ioctl(td, (struct ioctl_args *)args)); 1903 1904 case LINUX_SNDCTL_SYNTH_INFO: 1905 args->cmd = SNDCTL_SYNTH_INFO; 1906 return (sys_ioctl(td, (struct ioctl_args *)args)); 1907 1908 case LINUX_SNDCTL_SEQ_CTRLRATE: 1909 args->cmd = SNDCTL_SEQ_CTRLRATE; 1910 return (sys_ioctl(td, (struct ioctl_args *)args)); 1911 1912 case LINUX_SNDCTL_SEQ_GETOUTCOUNT: 1913 args->cmd = SNDCTL_SEQ_GETOUTCOUNT; 1914 return (sys_ioctl(td, (struct ioctl_args *)args)); 1915 1916 case LINUX_SNDCTL_SEQ_GETINCOUNT: 1917 args->cmd = SNDCTL_SEQ_GETINCOUNT; 1918 return (sys_ioctl(td, (struct ioctl_args *)args)); 1919 1920 case LINUX_SNDCTL_SEQ_PERCMODE: 1921 args->cmd = SNDCTL_SEQ_PERCMODE; 1922 return (sys_ioctl(td, (struct ioctl_args *)args)); 1923 1924 case LINUX_SNDCTL_FM_LOAD_INSTR: 1925 args->cmd = SNDCTL_FM_LOAD_INSTR; 1926 return (sys_ioctl(td, (struct ioctl_args *)args)); 1927 1928 case LINUX_SNDCTL_SEQ_TESTMIDI: 1929 args->cmd = SNDCTL_SEQ_TESTMIDI; 1930 return (sys_ioctl(td, (struct ioctl_args *)args)); 1931 1932 case LINUX_SNDCTL_SEQ_RESETSAMPLES: 1933 args->cmd = SNDCTL_SEQ_RESETSAMPLES; 1934 return (sys_ioctl(td, (struct ioctl_args *)args)); 1935 1936 case LINUX_SNDCTL_SEQ_NRSYNTHS: 1937 args->cmd = SNDCTL_SEQ_NRSYNTHS; 1938 return (sys_ioctl(td, (struct ioctl_args *)args)); 1939 1940 case LINUX_SNDCTL_SEQ_NRMIDIS: 1941 args->cmd = SNDCTL_SEQ_NRMIDIS; 1942 return (sys_ioctl(td, (struct ioctl_args *)args)); 1943 1944 case LINUX_SNDCTL_MIDI_INFO: 1945 args->cmd = SNDCTL_MIDI_INFO; 1946 return (sys_ioctl(td, (struct ioctl_args *)args)); 1947 1948 case LINUX_SNDCTL_SEQ_TRESHOLD: 1949 args->cmd = SNDCTL_SEQ_TRESHOLD; 1950 return (sys_ioctl(td, (struct ioctl_args *)args)); 1951 1952 case LINUX_SNDCTL_SYNTH_MEMAVL: 1953 args->cmd = SNDCTL_SYNTH_MEMAVL; 1954 return (sys_ioctl(td, (struct ioctl_args *)args)); 1955 1956 } 1957 1958 return (ENOIOCTL); 1959 } 1960 1961 /* 1962 * Console related ioctls 1963 */ 1964 1965 static int 1966 linux_ioctl_console(struct thread *td, struct linux_ioctl_args *args) 1967 { 1968 struct file *fp; 1969 int error; 1970 1971 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 1972 if (error != 0) 1973 return (error); 1974 switch (args->cmd & 0xffff) { 1975 1976 case LINUX_KIOCSOUND: 1977 args->cmd = KIOCSOUND; 1978 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1979 break; 1980 1981 case LINUX_KDMKTONE: 1982 args->cmd = KDMKTONE; 1983 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1984 break; 1985 1986 case LINUX_KDGETLED: 1987 args->cmd = KDGETLED; 1988 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1989 break; 1990 1991 case LINUX_KDSETLED: 1992 args->cmd = KDSETLED; 1993 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1994 break; 1995 1996 case LINUX_KDSETMODE: 1997 args->cmd = KDSETMODE; 1998 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1999 break; 2000 2001 case LINUX_KDGETMODE: 2002 args->cmd = KDGETMODE; 2003 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2004 break; 2005 2006 case LINUX_KDGKBMODE: 2007 args->cmd = KDGKBMODE; 2008 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2009 break; 2010 2011 case LINUX_KDSKBMODE: { 2012 int kbdmode; 2013 switch (args->arg) { 2014 case LINUX_KBD_RAW: 2015 kbdmode = K_RAW; 2016 break; 2017 case LINUX_KBD_XLATE: 2018 kbdmode = K_XLATE; 2019 break; 2020 case LINUX_KBD_MEDIUMRAW: 2021 kbdmode = K_RAW; 2022 break; 2023 default: 2024 fdrop(fp, td); 2025 return (EINVAL); 2026 } 2027 error = (fo_ioctl(fp, KDSKBMODE, (caddr_t)&kbdmode, 2028 td->td_ucred, td)); 2029 break; 2030 } 2031 2032 case LINUX_VT_OPENQRY: 2033 args->cmd = VT_OPENQRY; 2034 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2035 break; 2036 2037 case LINUX_VT_GETMODE: 2038 args->cmd = VT_GETMODE; 2039 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2040 break; 2041 2042 case LINUX_VT_SETMODE: { 2043 struct vt_mode mode; 2044 if ((error = copyin((void *)args->arg, &mode, sizeof(mode)))) 2045 break; 2046 if (LINUX_SIG_VALID(mode.relsig)) 2047 mode.relsig = linux_to_bsd_signal(mode.relsig); 2048 else 2049 mode.relsig = 0; 2050 if (LINUX_SIG_VALID(mode.acqsig)) 2051 mode.acqsig = linux_to_bsd_signal(mode.acqsig); 2052 else 2053 mode.acqsig = 0; 2054 /* XXX. Linux ignores frsig and set it to 0. */ 2055 mode.frsig = 0; 2056 if ((error = copyout(&mode, (void *)args->arg, sizeof(mode)))) 2057 break; 2058 args->cmd = VT_SETMODE; 2059 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2060 break; 2061 } 2062 2063 case LINUX_VT_GETSTATE: 2064 args->cmd = VT_GETACTIVE; 2065 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2066 break; 2067 2068 case LINUX_VT_RELDISP: 2069 args->cmd = VT_RELDISP; 2070 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2071 break; 2072 2073 case LINUX_VT_ACTIVATE: 2074 args->cmd = VT_ACTIVATE; 2075 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2076 break; 2077 2078 case LINUX_VT_WAITACTIVE: 2079 args->cmd = VT_WAITACTIVE; 2080 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2081 break; 2082 2083 default: 2084 error = ENOIOCTL; 2085 break; 2086 } 2087 2088 fdrop(fp, td); 2089 return (error); 2090 } 2091 2092 /* 2093 * Implement the SIOCGIFNAME ioctl 2094 */ 2095 2096 static int 2097 linux_ioctl_ifname(struct thread *td, struct l_ifreq *uifr) 2098 { 2099 struct l_ifreq ifr; 2100 struct ifnet *ifp; 2101 int error, ethno, index; 2102 2103 error = copyin(uifr, &ifr, sizeof(ifr)); 2104 if (error != 0) 2105 return (error); 2106 2107 CURVNET_SET(TD_TO_VNET(curthread)); 2108 IFNET_RLOCK(); 2109 index = 1; /* ifr.ifr_ifindex starts from 1 */ 2110 ethno = 0; 2111 error = ENODEV; 2112 CK_STAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2113 if (ifr.ifr_ifindex == index) { 2114 if (IFP_IS_ETH(ifp)) 2115 snprintf(ifr.ifr_name, LINUX_IFNAMSIZ, 2116 "eth%d", ethno); 2117 else 2118 strlcpy(ifr.ifr_name, ifp->if_xname, 2119 LINUX_IFNAMSIZ); 2120 error = 0; 2121 break; 2122 } 2123 if (IFP_IS_ETH(ifp)) 2124 ethno++; 2125 index++; 2126 } 2127 IFNET_RUNLOCK(); 2128 if (error == 0) 2129 error = copyout(&ifr, uifr, sizeof(ifr)); 2130 CURVNET_RESTORE(); 2131 2132 return (error); 2133 } 2134 2135 /* 2136 * Implement the SIOCGIFCONF ioctl 2137 */ 2138 2139 static int 2140 linux_ifconf(struct thread *td, struct ifconf *uifc) 2141 { 2142 #ifdef COMPAT_LINUX32 2143 struct l_ifconf ifc; 2144 #else 2145 struct ifconf ifc; 2146 #endif 2147 struct l_ifreq ifr; 2148 struct ifnet *ifp; 2149 struct ifaddr *ifa; 2150 struct sbuf *sb; 2151 int error, ethno, full = 0, valid_len, max_len; 2152 2153 error = copyin(uifc, &ifc, sizeof(ifc)); 2154 if (error != 0) 2155 return (error); 2156 2157 max_len = MAXPHYS - 1; 2158 2159 CURVNET_SET(TD_TO_VNET(td)); 2160 /* handle the 'request buffer size' case */ 2161 if ((l_uintptr_t)ifc.ifc_buf == PTROUT(NULL)) { 2162 ifc.ifc_len = 0; 2163 IFNET_RLOCK(); 2164 CK_STAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2165 CK_STAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2166 struct sockaddr *sa = ifa->ifa_addr; 2167 if (sa->sa_family == AF_INET) 2168 ifc.ifc_len += sizeof(ifr); 2169 } 2170 } 2171 IFNET_RUNLOCK(); 2172 error = copyout(&ifc, uifc, sizeof(ifc)); 2173 CURVNET_RESTORE(); 2174 return (error); 2175 } 2176 2177 if (ifc.ifc_len <= 0) { 2178 CURVNET_RESTORE(); 2179 return (EINVAL); 2180 } 2181 2182 again: 2183 /* Keep track of eth interfaces */ 2184 ethno = 0; 2185 if (ifc.ifc_len <= max_len) { 2186 max_len = ifc.ifc_len; 2187 full = 1; 2188 } 2189 sb = sbuf_new(NULL, NULL, max_len + 1, SBUF_FIXEDLEN); 2190 max_len = 0; 2191 valid_len = 0; 2192 2193 /* Return all AF_INET addresses of all interfaces */ 2194 IFNET_RLOCK(); 2195 CK_STAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2196 int addrs = 0; 2197 2198 bzero(&ifr, sizeof(ifr)); 2199 if (IFP_IS_ETH(ifp)) 2200 snprintf(ifr.ifr_name, LINUX_IFNAMSIZ, "eth%d", 2201 ethno++); 2202 else 2203 strlcpy(ifr.ifr_name, ifp->if_xname, LINUX_IFNAMSIZ); 2204 2205 /* Walk the address list */ 2206 CK_STAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2207 struct sockaddr *sa = ifa->ifa_addr; 2208 2209 if (sa->sa_family == AF_INET) { 2210 ifr.ifr_addr.sa_family = LINUX_AF_INET; 2211 memcpy(ifr.ifr_addr.sa_data, sa->sa_data, 2212 sizeof(ifr.ifr_addr.sa_data)); 2213 sbuf_bcat(sb, &ifr, sizeof(ifr)); 2214 max_len += sizeof(ifr); 2215 addrs++; 2216 } 2217 2218 if (sbuf_error(sb) == 0) 2219 valid_len = sbuf_len(sb); 2220 } 2221 if (addrs == 0) { 2222 bzero((caddr_t)&ifr.ifr_addr, sizeof(ifr.ifr_addr)); 2223 sbuf_bcat(sb, &ifr, sizeof(ifr)); 2224 max_len += sizeof(ifr); 2225 2226 if (sbuf_error(sb) == 0) 2227 valid_len = sbuf_len(sb); 2228 } 2229 } 2230 IFNET_RUNLOCK(); 2231 2232 if (valid_len != max_len && !full) { 2233 sbuf_delete(sb); 2234 goto again; 2235 } 2236 2237 ifc.ifc_len = valid_len; 2238 sbuf_finish(sb); 2239 error = copyout(sbuf_data(sb), PTRIN(ifc.ifc_buf), ifc.ifc_len); 2240 if (error == 0) 2241 error = copyout(&ifc, uifc, sizeof(ifc)); 2242 sbuf_delete(sb); 2243 CURVNET_RESTORE(); 2244 2245 return (error); 2246 } 2247 2248 static int 2249 linux_gifflags(struct thread *td, struct ifnet *ifp, struct l_ifreq *ifr) 2250 { 2251 l_short flags; 2252 2253 linux_ifflags(ifp, &flags); 2254 2255 return (copyout(&flags, &ifr->ifr_flags, sizeof(flags))); 2256 } 2257 2258 static int 2259 linux_gifhwaddr(struct ifnet *ifp, struct l_ifreq *ifr) 2260 { 2261 struct l_sockaddr lsa; 2262 2263 if (linux_ifhwaddr(ifp, &lsa) != 0) 2264 return (ENOENT); 2265 2266 return (copyout(&lsa, &ifr->ifr_hwaddr, sizeof(lsa))); 2267 } 2268 2269 2270 /* 2271 * If we fault in bsd_to_linux_ifreq() then we will fault when we call 2272 * the native ioctl(). Thus, we don't really need to check the return 2273 * value of this function. 2274 */ 2275 static int 2276 bsd_to_linux_ifreq(struct ifreq *arg) 2277 { 2278 struct ifreq ifr; 2279 size_t ifr_len = sizeof(struct ifreq); 2280 int error; 2281 2282 if ((error = copyin(arg, &ifr, ifr_len))) 2283 return (error); 2284 2285 *(u_short *)&ifr.ifr_addr = ifr.ifr_addr.sa_family; 2286 2287 error = copyout(&ifr, arg, ifr_len); 2288 2289 return (error); 2290 } 2291 2292 /* 2293 * Socket related ioctls 2294 */ 2295 2296 static int 2297 linux_ioctl_socket(struct thread *td, struct linux_ioctl_args *args) 2298 { 2299 char lifname[LINUX_IFNAMSIZ], ifname[IFNAMSIZ]; 2300 struct ifnet *ifp; 2301 struct file *fp; 2302 int error, type; 2303 2304 ifp = NULL; 2305 error = 0; 2306 2307 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 2308 if (error != 0) 2309 return (error); 2310 type = fp->f_type; 2311 fdrop(fp, td); 2312 if (type != DTYPE_SOCKET) { 2313 /* not a socket - probably a tap / vmnet device */ 2314 switch (args->cmd) { 2315 case LINUX_SIOCGIFADDR: 2316 case LINUX_SIOCSIFADDR: 2317 case LINUX_SIOCGIFFLAGS: 2318 return (linux_ioctl_special(td, args)); 2319 default: 2320 return (ENOIOCTL); 2321 } 2322 } 2323 2324 switch (args->cmd & 0xffff) { 2325 2326 case LINUX_FIOGETOWN: 2327 case LINUX_FIOSETOWN: 2328 case LINUX_SIOCADDMULTI: 2329 case LINUX_SIOCATMARK: 2330 case LINUX_SIOCDELMULTI: 2331 case LINUX_SIOCGIFNAME: 2332 case LINUX_SIOCGIFCONF: 2333 case LINUX_SIOCGPGRP: 2334 case LINUX_SIOCSPGRP: 2335 case LINUX_SIOCGIFCOUNT: 2336 /* these ioctls don't take an interface name */ 2337 break; 2338 2339 case LINUX_SIOCGIFFLAGS: 2340 case LINUX_SIOCGIFADDR: 2341 case LINUX_SIOCSIFADDR: 2342 case LINUX_SIOCGIFDSTADDR: 2343 case LINUX_SIOCGIFBRDADDR: 2344 case LINUX_SIOCGIFNETMASK: 2345 case LINUX_SIOCSIFNETMASK: 2346 case LINUX_SIOCGIFMTU: 2347 case LINUX_SIOCSIFMTU: 2348 case LINUX_SIOCSIFNAME: 2349 case LINUX_SIOCGIFHWADDR: 2350 case LINUX_SIOCSIFHWADDR: 2351 case LINUX_SIOCDEVPRIVATE: 2352 case LINUX_SIOCDEVPRIVATE+1: 2353 case LINUX_SIOCGIFINDEX: 2354 /* copy in the interface name and translate it. */ 2355 error = copyin((void *)args->arg, lifname, LINUX_IFNAMSIZ); 2356 if (error != 0) 2357 return (error); 2358 memset(ifname, 0, sizeof(ifname)); 2359 ifp = ifname_linux_to_bsd(td, lifname, ifname); 2360 if (ifp == NULL) 2361 return (EINVAL); 2362 /* 2363 * We need to copy it back out in case we pass the 2364 * request on to our native ioctl(), which will expect 2365 * the ifreq to be in user space and have the correct 2366 * interface name. 2367 */ 2368 error = copyout(ifname, (void *)args->arg, IFNAMSIZ); 2369 if (error != 0) 2370 return (error); 2371 break; 2372 2373 default: 2374 return (ENOIOCTL); 2375 } 2376 2377 switch (args->cmd & 0xffff) { 2378 2379 case LINUX_FIOSETOWN: 2380 args->cmd = FIOSETOWN; 2381 error = sys_ioctl(td, (struct ioctl_args *)args); 2382 break; 2383 2384 case LINUX_SIOCSPGRP: 2385 args->cmd = SIOCSPGRP; 2386 error = sys_ioctl(td, (struct ioctl_args *)args); 2387 break; 2388 2389 case LINUX_FIOGETOWN: 2390 args->cmd = FIOGETOWN; 2391 error = sys_ioctl(td, (struct ioctl_args *)args); 2392 break; 2393 2394 case LINUX_SIOCGPGRP: 2395 args->cmd = SIOCGPGRP; 2396 error = sys_ioctl(td, (struct ioctl_args *)args); 2397 break; 2398 2399 case LINUX_SIOCATMARK: 2400 args->cmd = SIOCATMARK; 2401 error = sys_ioctl(td, (struct ioctl_args *)args); 2402 break; 2403 2404 /* LINUX_SIOCGSTAMP */ 2405 2406 case LINUX_SIOCGIFNAME: 2407 error = linux_ioctl_ifname(td, (struct l_ifreq *)args->arg); 2408 break; 2409 2410 case LINUX_SIOCGIFCONF: 2411 error = linux_ifconf(td, (struct ifconf *)args->arg); 2412 break; 2413 2414 case LINUX_SIOCGIFFLAGS: 2415 args->cmd = SIOCGIFFLAGS; 2416 error = linux_gifflags(td, ifp, (struct l_ifreq *)args->arg); 2417 break; 2418 2419 case LINUX_SIOCGIFADDR: 2420 args->cmd = SIOCGIFADDR; 2421 error = sys_ioctl(td, (struct ioctl_args *)args); 2422 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2423 break; 2424 2425 case LINUX_SIOCSIFADDR: 2426 /* XXX probably doesn't work, included for completeness */ 2427 args->cmd = SIOCSIFADDR; 2428 error = sys_ioctl(td, (struct ioctl_args *)args); 2429 break; 2430 2431 case LINUX_SIOCGIFDSTADDR: 2432 args->cmd = SIOCGIFDSTADDR; 2433 error = sys_ioctl(td, (struct ioctl_args *)args); 2434 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2435 break; 2436 2437 case LINUX_SIOCGIFBRDADDR: 2438 args->cmd = SIOCGIFBRDADDR; 2439 error = sys_ioctl(td, (struct ioctl_args *)args); 2440 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2441 break; 2442 2443 case LINUX_SIOCGIFNETMASK: 2444 args->cmd = SIOCGIFNETMASK; 2445 error = sys_ioctl(td, (struct ioctl_args *)args); 2446 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2447 break; 2448 2449 case LINUX_SIOCSIFNETMASK: 2450 error = ENOIOCTL; 2451 break; 2452 2453 case LINUX_SIOCGIFMTU: 2454 args->cmd = SIOCGIFMTU; 2455 error = sys_ioctl(td, (struct ioctl_args *)args); 2456 break; 2457 2458 case LINUX_SIOCSIFMTU: 2459 args->cmd = SIOCSIFMTU; 2460 error = sys_ioctl(td, (struct ioctl_args *)args); 2461 break; 2462 2463 case LINUX_SIOCSIFNAME: 2464 error = ENOIOCTL; 2465 break; 2466 2467 case LINUX_SIOCGIFHWADDR: 2468 error = linux_gifhwaddr(ifp, (struct l_ifreq *)args->arg); 2469 break; 2470 2471 case LINUX_SIOCSIFHWADDR: 2472 error = ENOIOCTL; 2473 break; 2474 2475 case LINUX_SIOCADDMULTI: 2476 args->cmd = SIOCADDMULTI; 2477 error = sys_ioctl(td, (struct ioctl_args *)args); 2478 break; 2479 2480 case LINUX_SIOCDELMULTI: 2481 args->cmd = SIOCDELMULTI; 2482 error = sys_ioctl(td, (struct ioctl_args *)args); 2483 break; 2484 2485 case LINUX_SIOCGIFINDEX: 2486 args->cmd = SIOCGIFINDEX; 2487 error = sys_ioctl(td, (struct ioctl_args *)args); 2488 break; 2489 2490 case LINUX_SIOCGIFCOUNT: 2491 error = 0; 2492 break; 2493 2494 /* 2495 * XXX This is slightly bogus, but these ioctls are currently 2496 * XXX only used by the aironet (if_an) network driver. 2497 */ 2498 case LINUX_SIOCDEVPRIVATE: 2499 args->cmd = SIOCGPRIVATE_0; 2500 error = sys_ioctl(td, (struct ioctl_args *)args); 2501 break; 2502 2503 case LINUX_SIOCDEVPRIVATE+1: 2504 args->cmd = SIOCGPRIVATE_1; 2505 error = sys_ioctl(td, (struct ioctl_args *)args); 2506 break; 2507 } 2508 2509 if (ifp != NULL) 2510 /* restore the original interface name */ 2511 copyout(lifname, (void *)args->arg, LINUX_IFNAMSIZ); 2512 2513 return (error); 2514 } 2515 2516 /* 2517 * Device private ioctl handler 2518 */ 2519 static int 2520 linux_ioctl_private(struct thread *td, struct linux_ioctl_args *args) 2521 { 2522 struct file *fp; 2523 int error, type; 2524 2525 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 2526 if (error != 0) 2527 return (error); 2528 type = fp->f_type; 2529 fdrop(fp, td); 2530 if (type == DTYPE_SOCKET) 2531 return (linux_ioctl_socket(td, args)); 2532 return (ENOIOCTL); 2533 } 2534 2535 /* 2536 * DRM ioctl handler (sys/dev/drm) 2537 */ 2538 static int 2539 linux_ioctl_drm(struct thread *td, struct linux_ioctl_args *args) 2540 { 2541 args->cmd = SETDIR(args->cmd); 2542 return (sys_ioctl(td, (struct ioctl_args *)args)); 2543 } 2544 2545 #ifdef COMPAT_LINUX32 2546 #define CP(src,dst,fld) do { (dst).fld = (src).fld; } while (0) 2547 #define PTRIN_CP(src,dst,fld) \ 2548 do { (dst).fld = PTRIN((src).fld); } while (0) 2549 #define PTROUT_CP(src,dst,fld) \ 2550 do { (dst).fld = PTROUT((src).fld); } while (0) 2551 2552 static int 2553 linux_ioctl_sg_io(struct thread *td, struct linux_ioctl_args *args) 2554 { 2555 struct sg_io_hdr io; 2556 struct sg_io_hdr32 io32; 2557 struct file *fp; 2558 int error; 2559 2560 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 2561 if (error != 0) { 2562 printf("sg_linux_ioctl: fget returned %d\n", error); 2563 return (error); 2564 } 2565 2566 if ((error = copyin((void *)args->arg, &io32, sizeof(io32))) != 0) 2567 goto out; 2568 2569 CP(io32, io, interface_id); 2570 CP(io32, io, dxfer_direction); 2571 CP(io32, io, cmd_len); 2572 CP(io32, io, mx_sb_len); 2573 CP(io32, io, iovec_count); 2574 CP(io32, io, dxfer_len); 2575 PTRIN_CP(io32, io, dxferp); 2576 PTRIN_CP(io32, io, cmdp); 2577 PTRIN_CP(io32, io, sbp); 2578 CP(io32, io, timeout); 2579 CP(io32, io, flags); 2580 CP(io32, io, pack_id); 2581 PTRIN_CP(io32, io, usr_ptr); 2582 CP(io32, io, status); 2583 CP(io32, io, masked_status); 2584 CP(io32, io, msg_status); 2585 CP(io32, io, sb_len_wr); 2586 CP(io32, io, host_status); 2587 CP(io32, io, driver_status); 2588 CP(io32, io, resid); 2589 CP(io32, io, duration); 2590 CP(io32, io, info); 2591 2592 if ((error = fo_ioctl(fp, SG_IO, (caddr_t)&io, td->td_ucred, td)) != 0) 2593 goto out; 2594 2595 CP(io, io32, interface_id); 2596 CP(io, io32, dxfer_direction); 2597 CP(io, io32, cmd_len); 2598 CP(io, io32, mx_sb_len); 2599 CP(io, io32, iovec_count); 2600 CP(io, io32, dxfer_len); 2601 PTROUT_CP(io, io32, dxferp); 2602 PTROUT_CP(io, io32, cmdp); 2603 PTROUT_CP(io, io32, sbp); 2604 CP(io, io32, timeout); 2605 CP(io, io32, flags); 2606 CP(io, io32, pack_id); 2607 PTROUT_CP(io, io32, usr_ptr); 2608 CP(io, io32, status); 2609 CP(io, io32, masked_status); 2610 CP(io, io32, msg_status); 2611 CP(io, io32, sb_len_wr); 2612 CP(io, io32, host_status); 2613 CP(io, io32, driver_status); 2614 CP(io, io32, resid); 2615 CP(io, io32, duration); 2616 CP(io, io32, info); 2617 2618 error = copyout(&io32, (void *)args->arg, sizeof(io32)); 2619 2620 out: 2621 fdrop(fp, td); 2622 return (error); 2623 } 2624 #endif 2625 2626 static int 2627 linux_ioctl_sg(struct thread *td, struct linux_ioctl_args *args) 2628 { 2629 2630 switch (args->cmd) { 2631 case LINUX_SG_GET_VERSION_NUM: 2632 args->cmd = SG_GET_VERSION_NUM; 2633 break; 2634 case LINUX_SG_SET_TIMEOUT: 2635 args->cmd = SG_SET_TIMEOUT; 2636 break; 2637 case LINUX_SG_GET_TIMEOUT: 2638 args->cmd = SG_GET_TIMEOUT; 2639 break; 2640 case LINUX_SG_IO: 2641 args->cmd = SG_IO; 2642 #ifdef COMPAT_LINUX32 2643 return (linux_ioctl_sg_io(td, args)); 2644 #endif 2645 break; 2646 case LINUX_SG_GET_RESERVED_SIZE: 2647 args->cmd = SG_GET_RESERVED_SIZE; 2648 break; 2649 case LINUX_SG_GET_SCSI_ID: 2650 args->cmd = SG_GET_SCSI_ID; 2651 break; 2652 case LINUX_SG_GET_SG_TABLESIZE: 2653 args->cmd = SG_GET_SG_TABLESIZE; 2654 break; 2655 default: 2656 return (ENODEV); 2657 } 2658 return (sys_ioctl(td, (struct ioctl_args *)args)); 2659 } 2660 2661 /* 2662 * Video4Linux (V4L) ioctl handler 2663 */ 2664 static int 2665 linux_to_bsd_v4l_tuner(struct l_video_tuner *lvt, struct video_tuner *vt) 2666 { 2667 vt->tuner = lvt->tuner; 2668 strlcpy(vt->name, lvt->name, LINUX_VIDEO_TUNER_NAME_SIZE); 2669 vt->rangelow = lvt->rangelow; /* possible long size conversion */ 2670 vt->rangehigh = lvt->rangehigh; /* possible long size conversion */ 2671 vt->flags = lvt->flags; 2672 vt->mode = lvt->mode; 2673 vt->signal = lvt->signal; 2674 return (0); 2675 } 2676 2677 static int 2678 bsd_to_linux_v4l_tuner(struct video_tuner *vt, struct l_video_tuner *lvt) 2679 { 2680 lvt->tuner = vt->tuner; 2681 strlcpy(lvt->name, vt->name, LINUX_VIDEO_TUNER_NAME_SIZE); 2682 lvt->rangelow = vt->rangelow; /* possible long size conversion */ 2683 lvt->rangehigh = vt->rangehigh; /* possible long size conversion */ 2684 lvt->flags = vt->flags; 2685 lvt->mode = vt->mode; 2686 lvt->signal = vt->signal; 2687 return (0); 2688 } 2689 2690 #ifdef COMPAT_LINUX_V4L_CLIPLIST 2691 static int 2692 linux_to_bsd_v4l_clip(struct l_video_clip *lvc, struct video_clip *vc) 2693 { 2694 vc->x = lvc->x; 2695 vc->y = lvc->y; 2696 vc->width = lvc->width; 2697 vc->height = lvc->height; 2698 vc->next = PTRIN(lvc->next); /* possible pointer size conversion */ 2699 return (0); 2700 } 2701 #endif 2702 2703 static int 2704 linux_to_bsd_v4l_window(struct l_video_window *lvw, struct video_window *vw) 2705 { 2706 vw->x = lvw->x; 2707 vw->y = lvw->y; 2708 vw->width = lvw->width; 2709 vw->height = lvw->height; 2710 vw->chromakey = lvw->chromakey; 2711 vw->flags = lvw->flags; 2712 vw->clips = PTRIN(lvw->clips); /* possible pointer size conversion */ 2713 vw->clipcount = lvw->clipcount; 2714 return (0); 2715 } 2716 2717 static int 2718 bsd_to_linux_v4l_window(struct video_window *vw, struct l_video_window *lvw) 2719 { 2720 memset(lvw, 0, sizeof(*lvw)); 2721 2722 lvw->x = vw->x; 2723 lvw->y = vw->y; 2724 lvw->width = vw->width; 2725 lvw->height = vw->height; 2726 lvw->chromakey = vw->chromakey; 2727 lvw->flags = vw->flags; 2728 lvw->clips = PTROUT(vw->clips); /* possible pointer size conversion */ 2729 lvw->clipcount = vw->clipcount; 2730 return (0); 2731 } 2732 2733 static int 2734 linux_to_bsd_v4l_buffer(struct l_video_buffer *lvb, struct video_buffer *vb) 2735 { 2736 vb->base = PTRIN(lvb->base); /* possible pointer size conversion */ 2737 vb->height = lvb->height; 2738 vb->width = lvb->width; 2739 vb->depth = lvb->depth; 2740 vb->bytesperline = lvb->bytesperline; 2741 return (0); 2742 } 2743 2744 static int 2745 bsd_to_linux_v4l_buffer(struct video_buffer *vb, struct l_video_buffer *lvb) 2746 { 2747 lvb->base = PTROUT(vb->base); /* possible pointer size conversion */ 2748 lvb->height = vb->height; 2749 lvb->width = vb->width; 2750 lvb->depth = vb->depth; 2751 lvb->bytesperline = vb->bytesperline; 2752 return (0); 2753 } 2754 2755 static int 2756 linux_to_bsd_v4l_code(struct l_video_code *lvc, struct video_code *vc) 2757 { 2758 strlcpy(vc->loadwhat, lvc->loadwhat, LINUX_VIDEO_CODE_LOADWHAT_SIZE); 2759 vc->datasize = lvc->datasize; 2760 vc->data = PTRIN(lvc->data); /* possible pointer size conversion */ 2761 return (0); 2762 } 2763 2764 #ifdef COMPAT_LINUX_V4L_CLIPLIST 2765 static int 2766 linux_v4l_clip_copy(void *lvc, struct video_clip **ppvc) 2767 { 2768 int error; 2769 struct video_clip vclip; 2770 struct l_video_clip l_vclip; 2771 2772 error = copyin(lvc, &l_vclip, sizeof(l_vclip)); 2773 if (error) return (error); 2774 linux_to_bsd_v4l_clip(&l_vclip, &vclip); 2775 /* XXX: If there can be no concurrency: s/M_NOWAIT/M_WAITOK/ */ 2776 if ((*ppvc = malloc(sizeof(**ppvc), M_LINUX, M_NOWAIT)) == NULL) 2777 return (ENOMEM); /* XXX: Linux has no ENOMEM here. */ 2778 memcpy(*ppvc, &vclip, sizeof(vclip)); 2779 (*ppvc)->next = NULL; 2780 return (0); 2781 } 2782 2783 static int 2784 linux_v4l_cliplist_free(struct video_window *vw) 2785 { 2786 struct video_clip **ppvc; 2787 struct video_clip **ppvc_next; 2788 2789 for (ppvc = &(vw->clips); *ppvc != NULL; ppvc = ppvc_next) { 2790 ppvc_next = &((*ppvc)->next); 2791 free(*ppvc, M_LINUX); 2792 } 2793 vw->clips = NULL; 2794 2795 return (0); 2796 } 2797 2798 static int 2799 linux_v4l_cliplist_copy(struct l_video_window *lvw, struct video_window *vw) 2800 { 2801 int error; 2802 int clipcount; 2803 void *plvc; 2804 struct video_clip **ppvc; 2805 2806 /* 2807 * XXX: The cliplist is used to pass in a list of clipping 2808 * rectangles or, if clipcount == VIDEO_CLIP_BITMAP, a 2809 * clipping bitmap. Some Linux apps, however, appear to 2810 * leave cliplist and clips uninitialized. In any case, 2811 * the cliplist is not used by pwc(4), at the time of 2812 * writing, FreeBSD's only V4L driver. When a driver 2813 * that uses the cliplist is developed, this code may 2814 * need re-examiniation. 2815 */ 2816 error = 0; 2817 clipcount = vw->clipcount; 2818 if (clipcount == VIDEO_CLIP_BITMAP) { 2819 /* 2820 * In this case, the pointer (clips) is overloaded 2821 * to be a "void *" to a bitmap, therefore there 2822 * is no struct video_clip to copy now. 2823 */ 2824 } else if (clipcount > 0 && clipcount <= 16384) { 2825 /* 2826 * Clips points to list of clip rectangles, so 2827 * copy the list. 2828 * 2829 * XXX: Upper limit of 16384 was used here to try to 2830 * avoid cases when clipcount and clips pointer 2831 * are uninitialized and therefore have high random 2832 * values, as is the case in the Linux Skype 2833 * application. The value 16384 was chosen as that 2834 * is what is used in the Linux stradis(4) MPEG 2835 * decoder driver, the only place we found an 2836 * example of cliplist use. 2837 */ 2838 plvc = PTRIN(lvw->clips); 2839 vw->clips = NULL; 2840 ppvc = &(vw->clips); 2841 while (clipcount-- > 0) { 2842 if (plvc == NULL) { 2843 error = EFAULT; 2844 break; 2845 } else { 2846 error = linux_v4l_clip_copy(plvc, ppvc); 2847 if (error) { 2848 linux_v4l_cliplist_free(vw); 2849 break; 2850 } 2851 } 2852 ppvc = &((*ppvc)->next); 2853 plvc = PTRIN(((struct l_video_clip *) plvc)->next); 2854 } 2855 } else { 2856 /* 2857 * clipcount == 0 or negative (but not VIDEO_CLIP_BITMAP) 2858 * Force cliplist to null. 2859 */ 2860 vw->clipcount = 0; 2861 vw->clips = NULL; 2862 } 2863 return (error); 2864 } 2865 #endif 2866 2867 static int 2868 linux_ioctl_v4l(struct thread *td, struct linux_ioctl_args *args) 2869 { 2870 struct file *fp; 2871 int error; 2872 struct video_tuner vtun; 2873 struct video_window vwin; 2874 struct video_buffer vbuf; 2875 struct video_code vcode; 2876 struct l_video_tuner l_vtun; 2877 struct l_video_window l_vwin; 2878 struct l_video_buffer l_vbuf; 2879 struct l_video_code l_vcode; 2880 2881 switch (args->cmd & 0xffff) { 2882 case LINUX_VIDIOCGCAP: args->cmd = VIDIOCGCAP; break; 2883 case LINUX_VIDIOCGCHAN: args->cmd = VIDIOCGCHAN; break; 2884 case LINUX_VIDIOCSCHAN: args->cmd = VIDIOCSCHAN; break; 2885 2886 case LINUX_VIDIOCGTUNER: 2887 error = fget(td, args->fd, 2888 &cap_ioctl_rights, &fp); 2889 if (error != 0) 2890 return (error); 2891 error = copyin((void *) args->arg, &l_vtun, sizeof(l_vtun)); 2892 if (error) { 2893 fdrop(fp, td); 2894 return (error); 2895 } 2896 linux_to_bsd_v4l_tuner(&l_vtun, &vtun); 2897 error = fo_ioctl(fp, VIDIOCGTUNER, &vtun, td->td_ucred, td); 2898 if (!error) { 2899 bsd_to_linux_v4l_tuner(&vtun, &l_vtun); 2900 error = copyout(&l_vtun, (void *) args->arg, 2901 sizeof(l_vtun)); 2902 } 2903 fdrop(fp, td); 2904 return (error); 2905 2906 case LINUX_VIDIOCSTUNER: 2907 error = fget(td, args->fd, 2908 &cap_ioctl_rights, &fp); 2909 if (error != 0) 2910 return (error); 2911 error = copyin((void *) args->arg, &l_vtun, sizeof(l_vtun)); 2912 if (error) { 2913 fdrop(fp, td); 2914 return (error); 2915 } 2916 linux_to_bsd_v4l_tuner(&l_vtun, &vtun); 2917 error = fo_ioctl(fp, VIDIOCSTUNER, &vtun, td->td_ucred, td); 2918 fdrop(fp, td); 2919 return (error); 2920 2921 case LINUX_VIDIOCGPICT: args->cmd = VIDIOCGPICT; break; 2922 case LINUX_VIDIOCSPICT: args->cmd = VIDIOCSPICT; break; 2923 case LINUX_VIDIOCCAPTURE: args->cmd = VIDIOCCAPTURE; break; 2924 2925 case LINUX_VIDIOCGWIN: 2926 error = fget(td, args->fd, 2927 &cap_ioctl_rights, &fp); 2928 if (error != 0) 2929 return (error); 2930 error = fo_ioctl(fp, VIDIOCGWIN, &vwin, td->td_ucred, td); 2931 if (!error) { 2932 bsd_to_linux_v4l_window(&vwin, &l_vwin); 2933 error = copyout(&l_vwin, (void *) args->arg, 2934 sizeof(l_vwin)); 2935 } 2936 fdrop(fp, td); 2937 return (error); 2938 2939 case LINUX_VIDIOCSWIN: 2940 error = fget(td, args->fd, 2941 &cap_ioctl_rights, &fp); 2942 if (error != 0) 2943 return (error); 2944 error = copyin((void *) args->arg, &l_vwin, sizeof(l_vwin)); 2945 if (error) { 2946 fdrop(fp, td); 2947 return (error); 2948 } 2949 linux_to_bsd_v4l_window(&l_vwin, &vwin); 2950 #ifdef COMPAT_LINUX_V4L_CLIPLIST 2951 error = linux_v4l_cliplist_copy(&l_vwin, &vwin); 2952 if (error) { 2953 fdrop(fp, td); 2954 return (error); 2955 } 2956 #endif 2957 error = fo_ioctl(fp, VIDIOCSWIN, &vwin, td->td_ucred, td); 2958 fdrop(fp, td); 2959 #ifdef COMPAT_LINUX_V4L_CLIPLIST 2960 linux_v4l_cliplist_free(&vwin); 2961 #endif 2962 return (error); 2963 2964 case LINUX_VIDIOCGFBUF: 2965 error = fget(td, args->fd, 2966 &cap_ioctl_rights, &fp); 2967 if (error != 0) 2968 return (error); 2969 error = fo_ioctl(fp, VIDIOCGFBUF, &vbuf, td->td_ucred, td); 2970 if (!error) { 2971 bsd_to_linux_v4l_buffer(&vbuf, &l_vbuf); 2972 error = copyout(&l_vbuf, (void *) args->arg, 2973 sizeof(l_vbuf)); 2974 } 2975 fdrop(fp, td); 2976 return (error); 2977 2978 case LINUX_VIDIOCSFBUF: 2979 error = fget(td, args->fd, 2980 &cap_ioctl_rights, &fp); 2981 if (error != 0) 2982 return (error); 2983 error = copyin((void *) args->arg, &l_vbuf, sizeof(l_vbuf)); 2984 if (error) { 2985 fdrop(fp, td); 2986 return (error); 2987 } 2988 linux_to_bsd_v4l_buffer(&l_vbuf, &vbuf); 2989 error = fo_ioctl(fp, VIDIOCSFBUF, &vbuf, td->td_ucred, td); 2990 fdrop(fp, td); 2991 return (error); 2992 2993 case LINUX_VIDIOCKEY: args->cmd = VIDIOCKEY; break; 2994 case LINUX_VIDIOCGFREQ: args->cmd = VIDIOCGFREQ; break; 2995 case LINUX_VIDIOCSFREQ: args->cmd = VIDIOCSFREQ; break; 2996 case LINUX_VIDIOCGAUDIO: args->cmd = VIDIOCGAUDIO; break; 2997 case LINUX_VIDIOCSAUDIO: args->cmd = VIDIOCSAUDIO; break; 2998 case LINUX_VIDIOCSYNC: args->cmd = VIDIOCSYNC; break; 2999 case LINUX_VIDIOCMCAPTURE: args->cmd = VIDIOCMCAPTURE; break; 3000 case LINUX_VIDIOCGMBUF: args->cmd = VIDIOCGMBUF; break; 3001 case LINUX_VIDIOCGUNIT: args->cmd = VIDIOCGUNIT; break; 3002 case LINUX_VIDIOCGCAPTURE: args->cmd = VIDIOCGCAPTURE; break; 3003 case LINUX_VIDIOCSCAPTURE: args->cmd = VIDIOCSCAPTURE; break; 3004 case LINUX_VIDIOCSPLAYMODE: args->cmd = VIDIOCSPLAYMODE; break; 3005 case LINUX_VIDIOCSWRITEMODE: args->cmd = VIDIOCSWRITEMODE; break; 3006 case LINUX_VIDIOCGPLAYINFO: args->cmd = VIDIOCGPLAYINFO; break; 3007 3008 case LINUX_VIDIOCSMICROCODE: 3009 error = fget(td, args->fd, 3010 &cap_ioctl_rights, &fp); 3011 if (error != 0) 3012 return (error); 3013 error = copyin((void *) args->arg, &l_vcode, sizeof(l_vcode)); 3014 if (error) { 3015 fdrop(fp, td); 3016 return (error); 3017 } 3018 linux_to_bsd_v4l_code(&l_vcode, &vcode); 3019 error = fo_ioctl(fp, VIDIOCSMICROCODE, &vcode, td->td_ucred, td); 3020 fdrop(fp, td); 3021 return (error); 3022 3023 case LINUX_VIDIOCGVBIFMT: args->cmd = VIDIOCGVBIFMT; break; 3024 case LINUX_VIDIOCSVBIFMT: args->cmd = VIDIOCSVBIFMT; break; 3025 default: return (ENOIOCTL); 3026 } 3027 3028 error = sys_ioctl(td, (struct ioctl_args *)args); 3029 return (error); 3030 } 3031 3032 /* 3033 * Special ioctl handler 3034 */ 3035 static int 3036 linux_ioctl_special(struct thread *td, struct linux_ioctl_args *args) 3037 { 3038 int error; 3039 3040 switch (args->cmd) { 3041 case LINUX_SIOCGIFADDR: 3042 args->cmd = SIOCGIFADDR; 3043 error = sys_ioctl(td, (struct ioctl_args *)args); 3044 break; 3045 case LINUX_SIOCSIFADDR: 3046 args->cmd = SIOCSIFADDR; 3047 error = sys_ioctl(td, (struct ioctl_args *)args); 3048 break; 3049 case LINUX_SIOCGIFFLAGS: 3050 args->cmd = SIOCGIFFLAGS; 3051 error = sys_ioctl(td, (struct ioctl_args *)args); 3052 break; 3053 default: 3054 error = ENOIOCTL; 3055 } 3056 3057 return (error); 3058 } 3059 3060 static int 3061 linux_to_bsd_v4l2_standard(struct l_v4l2_standard *lvstd, struct v4l2_standard *vstd) 3062 { 3063 vstd->index = lvstd->index; 3064 vstd->id = lvstd->id; 3065 CTASSERT(sizeof(vstd->name) == sizeof(lvstd->name)); 3066 memcpy(vstd->name, lvstd->name, sizeof(vstd->name)); 3067 vstd->frameperiod = lvstd->frameperiod; 3068 vstd->framelines = lvstd->framelines; 3069 CTASSERT(sizeof(vstd->reserved) == sizeof(lvstd->reserved)); 3070 memcpy(vstd->reserved, lvstd->reserved, sizeof(vstd->reserved)); 3071 return (0); 3072 } 3073 3074 static int 3075 bsd_to_linux_v4l2_standard(struct v4l2_standard *vstd, struct l_v4l2_standard *lvstd) 3076 { 3077 lvstd->index = vstd->index; 3078 lvstd->id = vstd->id; 3079 CTASSERT(sizeof(vstd->name) == sizeof(lvstd->name)); 3080 memcpy(lvstd->name, vstd->name, sizeof(lvstd->name)); 3081 lvstd->frameperiod = vstd->frameperiod; 3082 lvstd->framelines = vstd->framelines; 3083 CTASSERT(sizeof(vstd->reserved) == sizeof(lvstd->reserved)); 3084 memcpy(lvstd->reserved, vstd->reserved, sizeof(lvstd->reserved)); 3085 return (0); 3086 } 3087 3088 static int 3089 linux_to_bsd_v4l2_buffer(struct l_v4l2_buffer *lvb, struct v4l2_buffer *vb) 3090 { 3091 vb->index = lvb->index; 3092 vb->type = lvb->type; 3093 vb->bytesused = lvb->bytesused; 3094 vb->flags = lvb->flags; 3095 vb->field = lvb->field; 3096 vb->timestamp.tv_sec = lvb->timestamp.tv_sec; 3097 vb->timestamp.tv_usec = lvb->timestamp.tv_usec; 3098 memcpy(&vb->timecode, &lvb->timecode, sizeof (lvb->timecode)); 3099 vb->sequence = lvb->sequence; 3100 vb->memory = lvb->memory; 3101 if (lvb->memory == V4L2_MEMORY_USERPTR) 3102 /* possible pointer size conversion */ 3103 vb->m.userptr = (unsigned long)PTRIN(lvb->m.userptr); 3104 else 3105 vb->m.offset = lvb->m.offset; 3106 vb->length = lvb->length; 3107 vb->input = lvb->input; 3108 vb->reserved = lvb->reserved; 3109 return (0); 3110 } 3111 3112 static int 3113 bsd_to_linux_v4l2_buffer(struct v4l2_buffer *vb, struct l_v4l2_buffer *lvb) 3114 { 3115 lvb->index = vb->index; 3116 lvb->type = vb->type; 3117 lvb->bytesused = vb->bytesused; 3118 lvb->flags = vb->flags; 3119 lvb->field = vb->field; 3120 lvb->timestamp.tv_sec = vb->timestamp.tv_sec; 3121 lvb->timestamp.tv_usec = vb->timestamp.tv_usec; 3122 memcpy(&lvb->timecode, &vb->timecode, sizeof (vb->timecode)); 3123 lvb->sequence = vb->sequence; 3124 lvb->memory = vb->memory; 3125 if (vb->memory == V4L2_MEMORY_USERPTR) 3126 /* possible pointer size conversion */ 3127 lvb->m.userptr = PTROUT(vb->m.userptr); 3128 else 3129 lvb->m.offset = vb->m.offset; 3130 lvb->length = vb->length; 3131 lvb->input = vb->input; 3132 lvb->reserved = vb->reserved; 3133 return (0); 3134 } 3135 3136 static int 3137 linux_to_bsd_v4l2_format(struct l_v4l2_format *lvf, struct v4l2_format *vf) 3138 { 3139 vf->type = lvf->type; 3140 if (lvf->type == V4L2_BUF_TYPE_VIDEO_OVERLAY 3141 #ifdef V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3142 || lvf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3143 #endif 3144 ) 3145 /* 3146 * XXX TODO - needs 32 -> 64 bit conversion: 3147 * (unused by webcams?) 3148 */ 3149 return (EINVAL); 3150 memcpy(&vf->fmt, &lvf->fmt, sizeof(vf->fmt)); 3151 return (0); 3152 } 3153 3154 static int 3155 bsd_to_linux_v4l2_format(struct v4l2_format *vf, struct l_v4l2_format *lvf) 3156 { 3157 lvf->type = vf->type; 3158 if (vf->type == V4L2_BUF_TYPE_VIDEO_OVERLAY 3159 #ifdef V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3160 || vf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3161 #endif 3162 ) 3163 /* 3164 * XXX TODO - needs 32 -> 64 bit conversion: 3165 * (unused by webcams?) 3166 */ 3167 return (EINVAL); 3168 memcpy(&lvf->fmt, &vf->fmt, sizeof(vf->fmt)); 3169 return (0); 3170 } 3171 static int 3172 linux_ioctl_v4l2(struct thread *td, struct linux_ioctl_args *args) 3173 { 3174 struct file *fp; 3175 int error; 3176 struct v4l2_format vformat; 3177 struct l_v4l2_format l_vformat; 3178 struct v4l2_standard vstd; 3179 struct l_v4l2_standard l_vstd; 3180 struct l_v4l2_buffer l_vbuf; 3181 struct v4l2_buffer vbuf; 3182 struct v4l2_input vinp; 3183 3184 switch (args->cmd & 0xffff) { 3185 case LINUX_VIDIOC_RESERVED: 3186 case LINUX_VIDIOC_LOG_STATUS: 3187 if ((args->cmd & IOC_DIRMASK) != LINUX_IOC_VOID) 3188 return (ENOIOCTL); 3189 args->cmd = (args->cmd & 0xffff) | IOC_VOID; 3190 break; 3191 3192 case LINUX_VIDIOC_OVERLAY: 3193 case LINUX_VIDIOC_STREAMON: 3194 case LINUX_VIDIOC_STREAMOFF: 3195 case LINUX_VIDIOC_S_STD: 3196 case LINUX_VIDIOC_S_TUNER: 3197 case LINUX_VIDIOC_S_AUDIO: 3198 case LINUX_VIDIOC_S_AUDOUT: 3199 case LINUX_VIDIOC_S_MODULATOR: 3200 case LINUX_VIDIOC_S_FREQUENCY: 3201 case LINUX_VIDIOC_S_CROP: 3202 case LINUX_VIDIOC_S_JPEGCOMP: 3203 case LINUX_VIDIOC_S_PRIORITY: 3204 case LINUX_VIDIOC_DBG_S_REGISTER: 3205 case LINUX_VIDIOC_S_HW_FREQ_SEEK: 3206 case LINUX_VIDIOC_SUBSCRIBE_EVENT: 3207 case LINUX_VIDIOC_UNSUBSCRIBE_EVENT: 3208 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_IN; 3209 break; 3210 3211 case LINUX_VIDIOC_QUERYCAP: 3212 case LINUX_VIDIOC_G_STD: 3213 case LINUX_VIDIOC_G_AUDIO: 3214 case LINUX_VIDIOC_G_INPUT: 3215 case LINUX_VIDIOC_G_OUTPUT: 3216 case LINUX_VIDIOC_G_AUDOUT: 3217 case LINUX_VIDIOC_G_JPEGCOMP: 3218 case LINUX_VIDIOC_QUERYSTD: 3219 case LINUX_VIDIOC_G_PRIORITY: 3220 case LINUX_VIDIOC_QUERY_DV_PRESET: 3221 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_OUT; 3222 break; 3223 3224 case LINUX_VIDIOC_ENUM_FMT: 3225 case LINUX_VIDIOC_REQBUFS: 3226 case LINUX_VIDIOC_G_PARM: 3227 case LINUX_VIDIOC_S_PARM: 3228 case LINUX_VIDIOC_G_CTRL: 3229 case LINUX_VIDIOC_S_CTRL: 3230 case LINUX_VIDIOC_G_TUNER: 3231 case LINUX_VIDIOC_QUERYCTRL: 3232 case LINUX_VIDIOC_QUERYMENU: 3233 case LINUX_VIDIOC_S_INPUT: 3234 case LINUX_VIDIOC_S_OUTPUT: 3235 case LINUX_VIDIOC_ENUMOUTPUT: 3236 case LINUX_VIDIOC_G_MODULATOR: 3237 case LINUX_VIDIOC_G_FREQUENCY: 3238 case LINUX_VIDIOC_CROPCAP: 3239 case LINUX_VIDIOC_G_CROP: 3240 case LINUX_VIDIOC_ENUMAUDIO: 3241 case LINUX_VIDIOC_ENUMAUDOUT: 3242 case LINUX_VIDIOC_G_SLICED_VBI_CAP: 3243 #ifdef VIDIOC_ENUM_FRAMESIZES 3244 case LINUX_VIDIOC_ENUM_FRAMESIZES: 3245 case LINUX_VIDIOC_ENUM_FRAMEINTERVALS: 3246 case LINUX_VIDIOC_ENCODER_CMD: 3247 case LINUX_VIDIOC_TRY_ENCODER_CMD: 3248 #endif 3249 case LINUX_VIDIOC_DBG_G_REGISTER: 3250 case LINUX_VIDIOC_DBG_G_CHIP_IDENT: 3251 case LINUX_VIDIOC_ENUM_DV_PRESETS: 3252 case LINUX_VIDIOC_S_DV_PRESET: 3253 case LINUX_VIDIOC_G_DV_PRESET: 3254 case LINUX_VIDIOC_S_DV_TIMINGS: 3255 case LINUX_VIDIOC_G_DV_TIMINGS: 3256 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_INOUT; 3257 break; 3258 3259 case LINUX_VIDIOC_G_FMT: 3260 case LINUX_VIDIOC_S_FMT: 3261 case LINUX_VIDIOC_TRY_FMT: 3262 error = copyin((void *)args->arg, &l_vformat, sizeof(l_vformat)); 3263 if (error) 3264 return (error); 3265 error = fget(td, args->fd, 3266 &cap_ioctl_rights, &fp); 3267 if (error) 3268 return (error); 3269 if (linux_to_bsd_v4l2_format(&l_vformat, &vformat) != 0) 3270 error = EINVAL; 3271 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_G_FMT) 3272 error = fo_ioctl(fp, VIDIOC_G_FMT, &vformat, 3273 td->td_ucred, td); 3274 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_S_FMT) 3275 error = fo_ioctl(fp, VIDIOC_S_FMT, &vformat, 3276 td->td_ucred, td); 3277 else 3278 error = fo_ioctl(fp, VIDIOC_TRY_FMT, &vformat, 3279 td->td_ucred, td); 3280 bsd_to_linux_v4l2_format(&vformat, &l_vformat); 3281 copyout(&l_vformat, (void *)args->arg, sizeof(l_vformat)); 3282 fdrop(fp, td); 3283 return (error); 3284 3285 case LINUX_VIDIOC_ENUMSTD: 3286 error = copyin((void *)args->arg, &l_vstd, sizeof(l_vstd)); 3287 if (error) 3288 return (error); 3289 linux_to_bsd_v4l2_standard(&l_vstd, &vstd); 3290 error = fget(td, args->fd, 3291 &cap_ioctl_rights, &fp); 3292 if (error) 3293 return (error); 3294 error = fo_ioctl(fp, VIDIOC_ENUMSTD, (caddr_t)&vstd, 3295 td->td_ucred, td); 3296 if (error) { 3297 fdrop(fp, td); 3298 return (error); 3299 } 3300 bsd_to_linux_v4l2_standard(&vstd, &l_vstd); 3301 error = copyout(&l_vstd, (void *)args->arg, sizeof(l_vstd)); 3302 fdrop(fp, td); 3303 return (error); 3304 3305 case LINUX_VIDIOC_ENUMINPUT: 3306 /* 3307 * The Linux struct l_v4l2_input differs only in size, 3308 * it has no padding at the end. 3309 */ 3310 error = copyin((void *)args->arg, &vinp, 3311 sizeof(struct l_v4l2_input)); 3312 if (error != 0) 3313 return (error); 3314 error = fget(td, args->fd, 3315 &cap_ioctl_rights, &fp); 3316 if (error != 0) 3317 return (error); 3318 error = fo_ioctl(fp, VIDIOC_ENUMINPUT, (caddr_t)&vinp, 3319 td->td_ucred, td); 3320 if (error) { 3321 fdrop(fp, td); 3322 return (error); 3323 } 3324 error = copyout(&vinp, (void *)args->arg, 3325 sizeof(struct l_v4l2_input)); 3326 fdrop(fp, td); 3327 return (error); 3328 3329 case LINUX_VIDIOC_QUERYBUF: 3330 case LINUX_VIDIOC_QBUF: 3331 case LINUX_VIDIOC_DQBUF: 3332 error = copyin((void *)args->arg, &l_vbuf, sizeof(l_vbuf)); 3333 if (error) 3334 return (error); 3335 error = fget(td, args->fd, 3336 &cap_ioctl_rights, &fp); 3337 if (error) 3338 return (error); 3339 linux_to_bsd_v4l2_buffer(&l_vbuf, &vbuf); 3340 if ((args->cmd & 0xffff) == LINUX_VIDIOC_QUERYBUF) 3341 error = fo_ioctl(fp, VIDIOC_QUERYBUF, &vbuf, 3342 td->td_ucred, td); 3343 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_QBUF) 3344 error = fo_ioctl(fp, VIDIOC_QBUF, &vbuf, 3345 td->td_ucred, td); 3346 else 3347 error = fo_ioctl(fp, VIDIOC_DQBUF, &vbuf, 3348 td->td_ucred, td); 3349 bsd_to_linux_v4l2_buffer(&vbuf, &l_vbuf); 3350 copyout(&l_vbuf, (void *)args->arg, sizeof(l_vbuf)); 3351 fdrop(fp, td); 3352 return (error); 3353 3354 /* 3355 * XXX TODO - these need 32 -> 64 bit conversion: 3356 * (are any of them needed for webcams?) 3357 */ 3358 case LINUX_VIDIOC_G_FBUF: 3359 case LINUX_VIDIOC_S_FBUF: 3360 3361 case LINUX_VIDIOC_G_EXT_CTRLS: 3362 case LINUX_VIDIOC_S_EXT_CTRLS: 3363 case LINUX_VIDIOC_TRY_EXT_CTRLS: 3364 3365 case LINUX_VIDIOC_DQEVENT: 3366 3367 default: return (ENOIOCTL); 3368 } 3369 3370 error = sys_ioctl(td, (struct ioctl_args *)args); 3371 return (error); 3372 } 3373 3374 /* 3375 * Support for emulators/linux-libusb. This port uses FBSD_LUSB* macros 3376 * instead of USB* ones. This lets us to provide correct values for cmd. 3377 * 0xffffffe0 -- 0xffffffff range seemed to be the least collision-prone. 3378 */ 3379 static int 3380 linux_ioctl_fbsd_usb(struct thread *td, struct linux_ioctl_args *args) 3381 { 3382 int error; 3383 3384 error = 0; 3385 switch (args->cmd) { 3386 case FBSD_LUSB_DEVICEENUMERATE: 3387 args->cmd = USB_DEVICEENUMERATE; 3388 break; 3389 case FBSD_LUSB_DEV_QUIRK_ADD: 3390 args->cmd = USB_DEV_QUIRK_ADD; 3391 break; 3392 case FBSD_LUSB_DEV_QUIRK_GET: 3393 args->cmd = USB_DEV_QUIRK_GET; 3394 break; 3395 case FBSD_LUSB_DEV_QUIRK_REMOVE: 3396 args->cmd = USB_DEV_QUIRK_REMOVE; 3397 break; 3398 case FBSD_LUSB_DO_REQUEST: 3399 args->cmd = USB_DO_REQUEST; 3400 break; 3401 case FBSD_LUSB_FS_CLEAR_STALL_SYNC: 3402 args->cmd = USB_FS_CLEAR_STALL_SYNC; 3403 break; 3404 case FBSD_LUSB_FS_CLOSE: 3405 args->cmd = USB_FS_CLOSE; 3406 break; 3407 case FBSD_LUSB_FS_COMPLETE: 3408 args->cmd = USB_FS_COMPLETE; 3409 break; 3410 case FBSD_LUSB_FS_INIT: 3411 args->cmd = USB_FS_INIT; 3412 break; 3413 case FBSD_LUSB_FS_OPEN: 3414 args->cmd = USB_FS_OPEN; 3415 break; 3416 case FBSD_LUSB_FS_START: 3417 args->cmd = USB_FS_START; 3418 break; 3419 case FBSD_LUSB_FS_STOP: 3420 args->cmd = USB_FS_STOP; 3421 break; 3422 case FBSD_LUSB_FS_UNINIT: 3423 args->cmd = USB_FS_UNINIT; 3424 break; 3425 case FBSD_LUSB_GET_CONFIG: 3426 args->cmd = USB_GET_CONFIG; 3427 break; 3428 case FBSD_LUSB_GET_DEVICEINFO: 3429 args->cmd = USB_GET_DEVICEINFO; 3430 break; 3431 case FBSD_LUSB_GET_DEVICE_DESC: 3432 args->cmd = USB_GET_DEVICE_DESC; 3433 break; 3434 case FBSD_LUSB_GET_FULL_DESC: 3435 args->cmd = USB_GET_FULL_DESC; 3436 break; 3437 case FBSD_LUSB_GET_IFACE_DRIVER: 3438 args->cmd = USB_GET_IFACE_DRIVER; 3439 break; 3440 case FBSD_LUSB_GET_PLUGTIME: 3441 args->cmd = USB_GET_PLUGTIME; 3442 break; 3443 case FBSD_LUSB_GET_POWER_MODE: 3444 args->cmd = USB_GET_POWER_MODE; 3445 break; 3446 case FBSD_LUSB_GET_REPORT_DESC: 3447 args->cmd = USB_GET_REPORT_DESC; 3448 break; 3449 case FBSD_LUSB_GET_REPORT_ID: 3450 args->cmd = USB_GET_REPORT_ID; 3451 break; 3452 case FBSD_LUSB_GET_TEMPLATE: 3453 args->cmd = USB_GET_TEMPLATE; 3454 break; 3455 case FBSD_LUSB_IFACE_DRIVER_ACTIVE: 3456 args->cmd = USB_IFACE_DRIVER_ACTIVE; 3457 break; 3458 case FBSD_LUSB_IFACE_DRIVER_DETACH: 3459 args->cmd = USB_IFACE_DRIVER_DETACH; 3460 break; 3461 case FBSD_LUSB_QUIRK_NAME_GET: 3462 args->cmd = USB_QUIRK_NAME_GET; 3463 break; 3464 case FBSD_LUSB_READ_DIR: 3465 args->cmd = USB_READ_DIR; 3466 break; 3467 case FBSD_LUSB_SET_ALTINTERFACE: 3468 args->cmd = USB_SET_ALTINTERFACE; 3469 break; 3470 case FBSD_LUSB_SET_CONFIG: 3471 args->cmd = USB_SET_CONFIG; 3472 break; 3473 case FBSD_LUSB_SET_IMMED: 3474 args->cmd = USB_SET_IMMED; 3475 break; 3476 case FBSD_LUSB_SET_POWER_MODE: 3477 args->cmd = USB_SET_POWER_MODE; 3478 break; 3479 case FBSD_LUSB_SET_TEMPLATE: 3480 args->cmd = USB_SET_TEMPLATE; 3481 break; 3482 case FBSD_LUSB_FS_OPEN_STREAM: 3483 args->cmd = USB_FS_OPEN_STREAM; 3484 break; 3485 case FBSD_LUSB_GET_DEV_PORT_PATH: 3486 args->cmd = USB_GET_DEV_PORT_PATH; 3487 break; 3488 case FBSD_LUSB_GET_POWER_USAGE: 3489 args->cmd = USB_GET_POWER_USAGE; 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