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 off_t mediasize; 282 283 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 284 if (error != 0) 285 return (error); 286 switch (args->cmd & 0xffff) { 287 case LINUX_BLKGETSIZE: 288 error = fo_ioctl(fp, DIOCGSECTORSIZE, 289 (caddr_t)§orsize, td->td_ucred, td); 290 if (!error) 291 error = fo_ioctl(fp, DIOCGMEDIASIZE, 292 (caddr_t)&mediasize, td->td_ucred, td); 293 fdrop(fp, td); 294 if (error) 295 return (error); 296 sectorsize = mediasize / sectorsize; 297 /* 298 * XXX: How do we know we return the right size of integer ? 299 */ 300 return (copyout(§orsize, (void *)args->arg, 301 sizeof(sectorsize))); 302 break; 303 case LINUX_BLKSSZGET: 304 error = fo_ioctl(fp, DIOCGSECTORSIZE, 305 (caddr_t)§orsize, td->td_ucred, td); 306 fdrop(fp, td); 307 if (error) 308 return (error); 309 return (copyout(§orsize, (void *)args->arg, 310 sizeof(sectorsize))); 311 break; 312 } 313 fdrop(fp, td); 314 return (ENOIOCTL); 315 } 316 317 /* 318 * termio related ioctls 319 */ 320 321 struct linux_termio { 322 unsigned short c_iflag; 323 unsigned short c_oflag; 324 unsigned short c_cflag; 325 unsigned short c_lflag; 326 unsigned char c_line; 327 unsigned char c_cc[LINUX_NCC]; 328 }; 329 330 struct linux_termios { 331 unsigned int c_iflag; 332 unsigned int c_oflag; 333 unsigned int c_cflag; 334 unsigned int c_lflag; 335 unsigned char c_line; 336 unsigned char c_cc[LINUX_NCCS]; 337 }; 338 339 struct linux_winsize { 340 unsigned short ws_row, ws_col; 341 unsigned short ws_xpixel, ws_ypixel; 342 }; 343 344 struct speedtab { 345 int sp_speed; /* Speed. */ 346 int sp_code; /* Code. */ 347 }; 348 349 static struct speedtab sptab[] = { 350 { B0, LINUX_B0 }, { B50, LINUX_B50 }, 351 { B75, LINUX_B75 }, { B110, LINUX_B110 }, 352 { B134, LINUX_B134 }, { B150, LINUX_B150 }, 353 { B200, LINUX_B200 }, { B300, LINUX_B300 }, 354 { B600, LINUX_B600 }, { B1200, LINUX_B1200 }, 355 { B1800, LINUX_B1800 }, { B2400, LINUX_B2400 }, 356 { B4800, LINUX_B4800 }, { B9600, LINUX_B9600 }, 357 { B19200, LINUX_B19200 }, { B38400, LINUX_B38400 }, 358 { B57600, LINUX_B57600 }, { B115200, LINUX_B115200 }, 359 {-1, -1 } 360 }; 361 362 struct linux_serial_struct { 363 int type; 364 int line; 365 int port; 366 int irq; 367 int flags; 368 int xmit_fifo_size; 369 int custom_divisor; 370 int baud_base; 371 unsigned short close_delay; 372 char reserved_char[2]; 373 int hub6; 374 unsigned short closing_wait; 375 unsigned short closing_wait2; 376 int reserved[4]; 377 }; 378 379 static int 380 linux_to_bsd_speed(int code, struct speedtab *table) 381 { 382 for ( ; table->sp_code != -1; table++) 383 if (table->sp_code == code) 384 return (table->sp_speed); 385 return (-1); 386 } 387 388 static int 389 bsd_to_linux_speed(int speed, struct speedtab *table) 390 { 391 for ( ; table->sp_speed != -1; table++) 392 if (table->sp_speed == speed) 393 return (table->sp_code); 394 return (-1); 395 } 396 397 static void 398 bsd_to_linux_termios(struct termios *bios, struct linux_termios *lios) 399 { 400 int i; 401 402 lios->c_iflag = 0; 403 if (bios->c_iflag & IGNBRK) 404 lios->c_iflag |= LINUX_IGNBRK; 405 if (bios->c_iflag & BRKINT) 406 lios->c_iflag |= LINUX_BRKINT; 407 if (bios->c_iflag & IGNPAR) 408 lios->c_iflag |= LINUX_IGNPAR; 409 if (bios->c_iflag & PARMRK) 410 lios->c_iflag |= LINUX_PARMRK; 411 if (bios->c_iflag & INPCK) 412 lios->c_iflag |= LINUX_INPCK; 413 if (bios->c_iflag & ISTRIP) 414 lios->c_iflag |= LINUX_ISTRIP; 415 if (bios->c_iflag & INLCR) 416 lios->c_iflag |= LINUX_INLCR; 417 if (bios->c_iflag & IGNCR) 418 lios->c_iflag |= LINUX_IGNCR; 419 if (bios->c_iflag & ICRNL) 420 lios->c_iflag |= LINUX_ICRNL; 421 if (bios->c_iflag & IXON) 422 lios->c_iflag |= LINUX_IXON; 423 if (bios->c_iflag & IXANY) 424 lios->c_iflag |= LINUX_IXANY; 425 if (bios->c_iflag & IXOFF) 426 lios->c_iflag |= LINUX_IXOFF; 427 if (bios->c_iflag & IMAXBEL) 428 lios->c_iflag |= LINUX_IMAXBEL; 429 430 lios->c_oflag = 0; 431 if (bios->c_oflag & OPOST) 432 lios->c_oflag |= LINUX_OPOST; 433 if (bios->c_oflag & ONLCR) 434 lios->c_oflag |= LINUX_ONLCR; 435 if (bios->c_oflag & TAB3) 436 lios->c_oflag |= LINUX_XTABS; 437 438 lios->c_cflag = bsd_to_linux_speed(bios->c_ispeed, sptab); 439 lios->c_cflag |= (bios->c_cflag & CSIZE) >> 4; 440 if (bios->c_cflag & CSTOPB) 441 lios->c_cflag |= LINUX_CSTOPB; 442 if (bios->c_cflag & CREAD) 443 lios->c_cflag |= LINUX_CREAD; 444 if (bios->c_cflag & PARENB) 445 lios->c_cflag |= LINUX_PARENB; 446 if (bios->c_cflag & PARODD) 447 lios->c_cflag |= LINUX_PARODD; 448 if (bios->c_cflag & HUPCL) 449 lios->c_cflag |= LINUX_HUPCL; 450 if (bios->c_cflag & CLOCAL) 451 lios->c_cflag |= LINUX_CLOCAL; 452 if (bios->c_cflag & CRTSCTS) 453 lios->c_cflag |= LINUX_CRTSCTS; 454 455 lios->c_lflag = 0; 456 if (bios->c_lflag & ISIG) 457 lios->c_lflag |= LINUX_ISIG; 458 if (bios->c_lflag & ICANON) 459 lios->c_lflag |= LINUX_ICANON; 460 if (bios->c_lflag & ECHO) 461 lios->c_lflag |= LINUX_ECHO; 462 if (bios->c_lflag & ECHOE) 463 lios->c_lflag |= LINUX_ECHOE; 464 if (bios->c_lflag & ECHOK) 465 lios->c_lflag |= LINUX_ECHOK; 466 if (bios->c_lflag & ECHONL) 467 lios->c_lflag |= LINUX_ECHONL; 468 if (bios->c_lflag & NOFLSH) 469 lios->c_lflag |= LINUX_NOFLSH; 470 if (bios->c_lflag & TOSTOP) 471 lios->c_lflag |= LINUX_TOSTOP; 472 if (bios->c_lflag & ECHOCTL) 473 lios->c_lflag |= LINUX_ECHOCTL; 474 if (bios->c_lflag & ECHOPRT) 475 lios->c_lflag |= LINUX_ECHOPRT; 476 if (bios->c_lflag & ECHOKE) 477 lios->c_lflag |= LINUX_ECHOKE; 478 if (bios->c_lflag & FLUSHO) 479 lios->c_lflag |= LINUX_FLUSHO; 480 if (bios->c_lflag & PENDIN) 481 lios->c_lflag |= LINUX_PENDIN; 482 if (bios->c_lflag & IEXTEN) 483 lios->c_lflag |= LINUX_IEXTEN; 484 485 for (i=0; i<LINUX_NCCS; i++) 486 lios->c_cc[i] = LINUX_POSIX_VDISABLE; 487 lios->c_cc[LINUX_VINTR] = bios->c_cc[VINTR]; 488 lios->c_cc[LINUX_VQUIT] = bios->c_cc[VQUIT]; 489 lios->c_cc[LINUX_VERASE] = bios->c_cc[VERASE]; 490 lios->c_cc[LINUX_VKILL] = bios->c_cc[VKILL]; 491 lios->c_cc[LINUX_VEOF] = bios->c_cc[VEOF]; 492 lios->c_cc[LINUX_VEOL] = bios->c_cc[VEOL]; 493 lios->c_cc[LINUX_VMIN] = bios->c_cc[VMIN]; 494 lios->c_cc[LINUX_VTIME] = bios->c_cc[VTIME]; 495 lios->c_cc[LINUX_VEOL2] = bios->c_cc[VEOL2]; 496 lios->c_cc[LINUX_VSUSP] = bios->c_cc[VSUSP]; 497 lios->c_cc[LINUX_VSTART] = bios->c_cc[VSTART]; 498 lios->c_cc[LINUX_VSTOP] = bios->c_cc[VSTOP]; 499 lios->c_cc[LINUX_VREPRINT] = bios->c_cc[VREPRINT]; 500 lios->c_cc[LINUX_VDISCARD] = bios->c_cc[VDISCARD]; 501 lios->c_cc[LINUX_VWERASE] = bios->c_cc[VWERASE]; 502 lios->c_cc[LINUX_VLNEXT] = bios->c_cc[VLNEXT]; 503 if (linux_preserve_vstatus) 504 lios->c_cc[LINUX_VSTATUS] = bios->c_cc[VSTATUS]; 505 506 for (i=0; i<LINUX_NCCS; i++) { 507 if (i != LINUX_VMIN && i != LINUX_VTIME && 508 lios->c_cc[i] == _POSIX_VDISABLE) 509 lios->c_cc[i] = LINUX_POSIX_VDISABLE; 510 } 511 lios->c_line = 0; 512 } 513 514 static void 515 linux_to_bsd_termios(struct linux_termios *lios, struct termios *bios) 516 { 517 int i; 518 519 bios->c_iflag = 0; 520 if (lios->c_iflag & LINUX_IGNBRK) 521 bios->c_iflag |= IGNBRK; 522 if (lios->c_iflag & LINUX_BRKINT) 523 bios->c_iflag |= BRKINT; 524 if (lios->c_iflag & LINUX_IGNPAR) 525 bios->c_iflag |= IGNPAR; 526 if (lios->c_iflag & LINUX_PARMRK) 527 bios->c_iflag |= PARMRK; 528 if (lios->c_iflag & LINUX_INPCK) 529 bios->c_iflag |= INPCK; 530 if (lios->c_iflag & LINUX_ISTRIP) 531 bios->c_iflag |= ISTRIP; 532 if (lios->c_iflag & LINUX_INLCR) 533 bios->c_iflag |= INLCR; 534 if (lios->c_iflag & LINUX_IGNCR) 535 bios->c_iflag |= IGNCR; 536 if (lios->c_iflag & LINUX_ICRNL) 537 bios->c_iflag |= ICRNL; 538 if (lios->c_iflag & LINUX_IXON) 539 bios->c_iflag |= IXON; 540 if (lios->c_iflag & LINUX_IXANY) 541 bios->c_iflag |= IXANY; 542 if (lios->c_iflag & LINUX_IXOFF) 543 bios->c_iflag |= IXOFF; 544 if (lios->c_iflag & LINUX_IMAXBEL) 545 bios->c_iflag |= IMAXBEL; 546 547 bios->c_oflag = 0; 548 if (lios->c_oflag & LINUX_OPOST) 549 bios->c_oflag |= OPOST; 550 if (lios->c_oflag & LINUX_ONLCR) 551 bios->c_oflag |= ONLCR; 552 if (lios->c_oflag & LINUX_XTABS) 553 bios->c_oflag |= TAB3; 554 555 bios->c_cflag = (lios->c_cflag & LINUX_CSIZE) << 4; 556 if (lios->c_cflag & LINUX_CSTOPB) 557 bios->c_cflag |= CSTOPB; 558 if (lios->c_cflag & LINUX_CREAD) 559 bios->c_cflag |= CREAD; 560 if (lios->c_cflag & LINUX_PARENB) 561 bios->c_cflag |= PARENB; 562 if (lios->c_cflag & LINUX_PARODD) 563 bios->c_cflag |= PARODD; 564 if (lios->c_cflag & LINUX_HUPCL) 565 bios->c_cflag |= HUPCL; 566 if (lios->c_cflag & LINUX_CLOCAL) 567 bios->c_cflag |= CLOCAL; 568 if (lios->c_cflag & LINUX_CRTSCTS) 569 bios->c_cflag |= CRTSCTS; 570 571 bios->c_lflag = 0; 572 if (lios->c_lflag & LINUX_ISIG) 573 bios->c_lflag |= ISIG; 574 if (lios->c_lflag & LINUX_ICANON) 575 bios->c_lflag |= ICANON; 576 if (lios->c_lflag & LINUX_ECHO) 577 bios->c_lflag |= ECHO; 578 if (lios->c_lflag & LINUX_ECHOE) 579 bios->c_lflag |= ECHOE; 580 if (lios->c_lflag & LINUX_ECHOK) 581 bios->c_lflag |= ECHOK; 582 if (lios->c_lflag & LINUX_ECHONL) 583 bios->c_lflag |= ECHONL; 584 if (lios->c_lflag & LINUX_NOFLSH) 585 bios->c_lflag |= NOFLSH; 586 if (lios->c_lflag & LINUX_TOSTOP) 587 bios->c_lflag |= TOSTOP; 588 if (lios->c_lflag & LINUX_ECHOCTL) 589 bios->c_lflag |= ECHOCTL; 590 if (lios->c_lflag & LINUX_ECHOPRT) 591 bios->c_lflag |= ECHOPRT; 592 if (lios->c_lflag & LINUX_ECHOKE) 593 bios->c_lflag |= ECHOKE; 594 if (lios->c_lflag & LINUX_FLUSHO) 595 bios->c_lflag |= FLUSHO; 596 if (lios->c_lflag & LINUX_PENDIN) 597 bios->c_lflag |= PENDIN; 598 if (lios->c_lflag & LINUX_IEXTEN) 599 bios->c_lflag |= IEXTEN; 600 601 for (i=0; i<NCCS; i++) 602 bios->c_cc[i] = _POSIX_VDISABLE; 603 bios->c_cc[VINTR] = lios->c_cc[LINUX_VINTR]; 604 bios->c_cc[VQUIT] = lios->c_cc[LINUX_VQUIT]; 605 bios->c_cc[VERASE] = lios->c_cc[LINUX_VERASE]; 606 bios->c_cc[VKILL] = lios->c_cc[LINUX_VKILL]; 607 bios->c_cc[VEOF] = lios->c_cc[LINUX_VEOF]; 608 bios->c_cc[VEOL] = lios->c_cc[LINUX_VEOL]; 609 bios->c_cc[VMIN] = lios->c_cc[LINUX_VMIN]; 610 bios->c_cc[VTIME] = lios->c_cc[LINUX_VTIME]; 611 bios->c_cc[VEOL2] = lios->c_cc[LINUX_VEOL2]; 612 bios->c_cc[VSUSP] = lios->c_cc[LINUX_VSUSP]; 613 bios->c_cc[VSTART] = lios->c_cc[LINUX_VSTART]; 614 bios->c_cc[VSTOP] = lios->c_cc[LINUX_VSTOP]; 615 bios->c_cc[VREPRINT] = lios->c_cc[LINUX_VREPRINT]; 616 bios->c_cc[VDISCARD] = lios->c_cc[LINUX_VDISCARD]; 617 bios->c_cc[VWERASE] = lios->c_cc[LINUX_VWERASE]; 618 bios->c_cc[VLNEXT] = lios->c_cc[LINUX_VLNEXT]; 619 if (linux_preserve_vstatus) 620 bios->c_cc[VSTATUS] = lios->c_cc[LINUX_VSTATUS]; 621 622 for (i=0; i<NCCS; i++) { 623 if (i != VMIN && i != VTIME && 624 bios->c_cc[i] == LINUX_POSIX_VDISABLE) 625 bios->c_cc[i] = _POSIX_VDISABLE; 626 } 627 628 bios->c_ispeed = bios->c_ospeed = 629 linux_to_bsd_speed(lios->c_cflag & LINUX_CBAUD, sptab); 630 } 631 632 static void 633 bsd_to_linux_termio(struct termios *bios, struct linux_termio *lio) 634 { 635 struct linux_termios lios; 636 637 memset(lio, 0, sizeof(*lio)); 638 bsd_to_linux_termios(bios, &lios); 639 lio->c_iflag = lios.c_iflag; 640 lio->c_oflag = lios.c_oflag; 641 lio->c_cflag = lios.c_cflag; 642 lio->c_lflag = lios.c_lflag; 643 lio->c_line = lios.c_line; 644 memcpy(lio->c_cc, lios.c_cc, LINUX_NCC); 645 } 646 647 static void 648 linux_to_bsd_termio(struct linux_termio *lio, struct termios *bios) 649 { 650 struct linux_termios lios; 651 int i; 652 653 lios.c_iflag = lio->c_iflag; 654 lios.c_oflag = lio->c_oflag; 655 lios.c_cflag = lio->c_cflag; 656 lios.c_lflag = lio->c_lflag; 657 for (i=LINUX_NCC; i<LINUX_NCCS; i++) 658 lios.c_cc[i] = LINUX_POSIX_VDISABLE; 659 memcpy(lios.c_cc, lio->c_cc, LINUX_NCC); 660 linux_to_bsd_termios(&lios, bios); 661 } 662 663 static int 664 linux_ioctl_termio(struct thread *td, struct linux_ioctl_args *args) 665 { 666 struct termios bios; 667 struct linux_termios lios; 668 struct linux_termio lio; 669 struct file *fp; 670 int error; 671 672 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 673 if (error != 0) 674 return (error); 675 676 switch (args->cmd & 0xffff) { 677 678 case LINUX_TCGETS: 679 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred, 680 td); 681 if (error) 682 break; 683 bsd_to_linux_termios(&bios, &lios); 684 error = copyout(&lios, (void *)args->arg, sizeof(lios)); 685 break; 686 687 case LINUX_TCSETS: 688 error = copyin((void *)args->arg, &lios, sizeof(lios)); 689 if (error) 690 break; 691 linux_to_bsd_termios(&lios, &bios); 692 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred, 693 td)); 694 break; 695 696 case LINUX_TCSETSW: 697 error = copyin((void *)args->arg, &lios, sizeof(lios)); 698 if (error) 699 break; 700 linux_to_bsd_termios(&lios, &bios); 701 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred, 702 td)); 703 break; 704 705 case LINUX_TCSETSF: 706 error = copyin((void *)args->arg, &lios, sizeof(lios)); 707 if (error) 708 break; 709 linux_to_bsd_termios(&lios, &bios); 710 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred, 711 td)); 712 break; 713 714 case LINUX_TCGETA: 715 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred, 716 td); 717 if (error) 718 break; 719 bsd_to_linux_termio(&bios, &lio); 720 error = (copyout(&lio, (void *)args->arg, sizeof(lio))); 721 break; 722 723 case LINUX_TCSETA: 724 error = copyin((void *)args->arg, &lio, sizeof(lio)); 725 if (error) 726 break; 727 linux_to_bsd_termio(&lio, &bios); 728 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred, 729 td)); 730 break; 731 732 case LINUX_TCSETAW: 733 error = copyin((void *)args->arg, &lio, sizeof(lio)); 734 if (error) 735 break; 736 linux_to_bsd_termio(&lio, &bios); 737 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred, 738 td)); 739 break; 740 741 case LINUX_TCSETAF: 742 error = copyin((void *)args->arg, &lio, sizeof(lio)); 743 if (error) 744 break; 745 linux_to_bsd_termio(&lio, &bios); 746 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred, 747 td)); 748 break; 749 750 /* LINUX_TCSBRK */ 751 752 case LINUX_TCXONC: { 753 switch (args->arg) { 754 case LINUX_TCOOFF: 755 args->cmd = TIOCSTOP; 756 break; 757 case LINUX_TCOON: 758 args->cmd = TIOCSTART; 759 break; 760 case LINUX_TCIOFF: 761 case LINUX_TCION: { 762 int c; 763 struct write_args wr; 764 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, 765 td->td_ucred, td); 766 if (error) 767 break; 768 fdrop(fp, td); 769 c = (args->arg == LINUX_TCIOFF) ? VSTOP : VSTART; 770 c = bios.c_cc[c]; 771 if (c != _POSIX_VDISABLE) { 772 wr.fd = args->fd; 773 wr.buf = &c; 774 wr.nbyte = sizeof(c); 775 return (sys_write(td, &wr)); 776 } else 777 return (0); 778 } 779 default: 780 fdrop(fp, td); 781 return (EINVAL); 782 } 783 args->arg = 0; 784 error = (sys_ioctl(td, (struct ioctl_args *)args)); 785 break; 786 } 787 788 case LINUX_TCFLSH: { 789 int val; 790 switch (args->arg) { 791 case LINUX_TCIFLUSH: 792 val = FREAD; 793 break; 794 case LINUX_TCOFLUSH: 795 val = FWRITE; 796 break; 797 case LINUX_TCIOFLUSH: 798 val = FREAD | FWRITE; 799 break; 800 default: 801 fdrop(fp, td); 802 return (EINVAL); 803 } 804 error = (fo_ioctl(fp,TIOCFLUSH,(caddr_t)&val,td->td_ucred,td)); 805 break; 806 } 807 808 case LINUX_TIOCEXCL: 809 args->cmd = TIOCEXCL; 810 error = (sys_ioctl(td, (struct ioctl_args *)args)); 811 break; 812 813 case LINUX_TIOCNXCL: 814 args->cmd = TIOCNXCL; 815 error = (sys_ioctl(td, (struct ioctl_args *)args)); 816 break; 817 818 case LINUX_TIOCSCTTY: 819 args->cmd = TIOCSCTTY; 820 error = (sys_ioctl(td, (struct ioctl_args *)args)); 821 break; 822 823 case LINUX_TIOCGPGRP: 824 args->cmd = TIOCGPGRP; 825 error = (sys_ioctl(td, (struct ioctl_args *)args)); 826 break; 827 828 case LINUX_TIOCSPGRP: 829 args->cmd = TIOCSPGRP; 830 error = (sys_ioctl(td, (struct ioctl_args *)args)); 831 break; 832 833 /* LINUX_TIOCOUTQ */ 834 /* LINUX_TIOCSTI */ 835 836 case LINUX_TIOCGWINSZ: 837 args->cmd = TIOCGWINSZ; 838 error = (sys_ioctl(td, (struct ioctl_args *)args)); 839 break; 840 841 case LINUX_TIOCSWINSZ: 842 args->cmd = TIOCSWINSZ; 843 error = (sys_ioctl(td, (struct ioctl_args *)args)); 844 break; 845 846 case LINUX_TIOCMGET: 847 args->cmd = TIOCMGET; 848 error = (sys_ioctl(td, (struct ioctl_args *)args)); 849 break; 850 851 case LINUX_TIOCMBIS: 852 args->cmd = TIOCMBIS; 853 error = (sys_ioctl(td, (struct ioctl_args *)args)); 854 break; 855 856 case LINUX_TIOCMBIC: 857 args->cmd = TIOCMBIC; 858 error = (sys_ioctl(td, (struct ioctl_args *)args)); 859 break; 860 861 case LINUX_TIOCMSET: 862 args->cmd = TIOCMSET; 863 error = (sys_ioctl(td, (struct ioctl_args *)args)); 864 break; 865 866 /* TIOCGSOFTCAR */ 867 /* TIOCSSOFTCAR */ 868 869 case LINUX_FIONREAD: /* LINUX_TIOCINQ */ 870 args->cmd = FIONREAD; 871 error = (sys_ioctl(td, (struct ioctl_args *)args)); 872 break; 873 874 /* LINUX_TIOCLINUX */ 875 876 case LINUX_TIOCCONS: 877 args->cmd = TIOCCONS; 878 error = (sys_ioctl(td, (struct ioctl_args *)args)); 879 break; 880 881 case LINUX_TIOCGSERIAL: { 882 struct linux_serial_struct lss; 883 884 bzero(&lss, sizeof(lss)); 885 lss.type = LINUX_PORT_16550A; 886 lss.flags = 0; 887 lss.close_delay = 0; 888 error = copyout(&lss, (void *)args->arg, sizeof(lss)); 889 break; 890 } 891 892 case LINUX_TIOCSSERIAL: { 893 struct linux_serial_struct lss; 894 error = copyin((void *)args->arg, &lss, sizeof(lss)); 895 if (error) 896 break; 897 /* XXX - It really helps to have an implementation that 898 * does nothing. NOT! 899 */ 900 error = 0; 901 break; 902 } 903 904 case LINUX_TIOCPKT: 905 args->cmd = TIOCPKT; 906 error = (sys_ioctl(td, (struct ioctl_args *)args)); 907 break; 908 909 case LINUX_FIONBIO: 910 args->cmd = FIONBIO; 911 error = (sys_ioctl(td, (struct ioctl_args *)args)); 912 break; 913 914 case LINUX_TIOCNOTTY: 915 args->cmd = TIOCNOTTY; 916 error = (sys_ioctl(td, (struct ioctl_args *)args)); 917 break; 918 919 case LINUX_TIOCSETD: { 920 int line; 921 switch (args->arg) { 922 case LINUX_N_TTY: 923 line = TTYDISC; 924 break; 925 case LINUX_N_SLIP: 926 line = SLIPDISC; 927 break; 928 case LINUX_N_PPP: 929 line = PPPDISC; 930 break; 931 default: 932 fdrop(fp, td); 933 return (EINVAL); 934 } 935 error = (fo_ioctl(fp, TIOCSETD, (caddr_t)&line, td->td_ucred, 936 td)); 937 break; 938 } 939 940 case LINUX_TIOCGETD: { 941 int linux_line; 942 int bsd_line = TTYDISC; 943 error = fo_ioctl(fp, TIOCGETD, (caddr_t)&bsd_line, 944 td->td_ucred, td); 945 if (error) 946 break; 947 switch (bsd_line) { 948 case TTYDISC: 949 linux_line = LINUX_N_TTY; 950 break; 951 case SLIPDISC: 952 linux_line = LINUX_N_SLIP; 953 break; 954 case PPPDISC: 955 linux_line = LINUX_N_PPP; 956 break; 957 default: 958 fdrop(fp, td); 959 return (EINVAL); 960 } 961 error = (copyout(&linux_line, (void *)args->arg, sizeof(int))); 962 break; 963 } 964 965 /* LINUX_TCSBRKP */ 966 /* LINUX_TIOCTTYGSTRUCT */ 967 968 case LINUX_FIONCLEX: 969 args->cmd = FIONCLEX; 970 error = (sys_ioctl(td, (struct ioctl_args *)args)); 971 break; 972 973 case LINUX_FIOCLEX: 974 args->cmd = FIOCLEX; 975 error = (sys_ioctl(td, (struct ioctl_args *)args)); 976 break; 977 978 case LINUX_FIOASYNC: 979 args->cmd = FIOASYNC; 980 error = (sys_ioctl(td, (struct ioctl_args *)args)); 981 break; 982 983 /* LINUX_TIOCSERCONFIG */ 984 /* LINUX_TIOCSERGWILD */ 985 /* LINUX_TIOCSERSWILD */ 986 /* LINUX_TIOCGLCKTRMIOS */ 987 /* LINUX_TIOCSLCKTRMIOS */ 988 989 case LINUX_TIOCSBRK: 990 args->cmd = TIOCSBRK; 991 error = (sys_ioctl(td, (struct ioctl_args *)args)); 992 break; 993 994 case LINUX_TIOCCBRK: 995 args->cmd = TIOCCBRK; 996 error = (sys_ioctl(td, (struct ioctl_args *)args)); 997 break; 998 case LINUX_TIOCGPTN: { 999 int nb; 1000 1001 error = fo_ioctl(fp, TIOCGPTN, (caddr_t)&nb, td->td_ucred, td); 1002 if (!error) 1003 error = copyout(&nb, (void *)args->arg, 1004 sizeof(int)); 1005 break; 1006 } 1007 case LINUX_TIOCSPTLCK: 1008 /* Our unlockpt() does nothing. */ 1009 error = 0; 1010 break; 1011 default: 1012 error = ENOIOCTL; 1013 break; 1014 } 1015 1016 fdrop(fp, td); 1017 return (error); 1018 } 1019 1020 /* 1021 * CDROM related ioctls 1022 */ 1023 1024 struct linux_cdrom_msf 1025 { 1026 u_char cdmsf_min0; 1027 u_char cdmsf_sec0; 1028 u_char cdmsf_frame0; 1029 u_char cdmsf_min1; 1030 u_char cdmsf_sec1; 1031 u_char cdmsf_frame1; 1032 }; 1033 1034 struct linux_cdrom_tochdr 1035 { 1036 u_char cdth_trk0; 1037 u_char cdth_trk1; 1038 }; 1039 1040 union linux_cdrom_addr 1041 { 1042 struct { 1043 u_char minute; 1044 u_char second; 1045 u_char frame; 1046 } msf; 1047 int lba; 1048 }; 1049 1050 struct linux_cdrom_tocentry 1051 { 1052 u_char cdte_track; 1053 u_char cdte_adr:4; 1054 u_char cdte_ctrl:4; 1055 u_char cdte_format; 1056 union linux_cdrom_addr cdte_addr; 1057 u_char cdte_datamode; 1058 }; 1059 1060 struct linux_cdrom_subchnl 1061 { 1062 u_char cdsc_format; 1063 u_char cdsc_audiostatus; 1064 u_char cdsc_adr:4; 1065 u_char cdsc_ctrl:4; 1066 u_char cdsc_trk; 1067 u_char cdsc_ind; 1068 union linux_cdrom_addr cdsc_absaddr; 1069 union linux_cdrom_addr cdsc_reladdr; 1070 }; 1071 1072 struct l_cdrom_read_audio { 1073 union linux_cdrom_addr addr; 1074 u_char addr_format; 1075 l_int nframes; 1076 u_char *buf; 1077 }; 1078 1079 struct l_dvd_layer { 1080 u_char book_version:4; 1081 u_char book_type:4; 1082 u_char min_rate:4; 1083 u_char disc_size:4; 1084 u_char layer_type:4; 1085 u_char track_path:1; 1086 u_char nlayers:2; 1087 u_char track_density:4; 1088 u_char linear_density:4; 1089 u_char bca:1; 1090 u_int32_t start_sector; 1091 u_int32_t end_sector; 1092 u_int32_t end_sector_l0; 1093 }; 1094 1095 struct l_dvd_physical { 1096 u_char type; 1097 u_char layer_num; 1098 struct l_dvd_layer layer[4]; 1099 }; 1100 1101 struct l_dvd_copyright { 1102 u_char type; 1103 u_char layer_num; 1104 u_char cpst; 1105 u_char rmi; 1106 }; 1107 1108 struct l_dvd_disckey { 1109 u_char type; 1110 l_uint agid:2; 1111 u_char value[2048]; 1112 }; 1113 1114 struct l_dvd_bca { 1115 u_char type; 1116 l_int len; 1117 u_char value[188]; 1118 }; 1119 1120 struct l_dvd_manufact { 1121 u_char type; 1122 u_char layer_num; 1123 l_int len; 1124 u_char value[2048]; 1125 }; 1126 1127 typedef union { 1128 u_char type; 1129 struct l_dvd_physical physical; 1130 struct l_dvd_copyright copyright; 1131 struct l_dvd_disckey disckey; 1132 struct l_dvd_bca bca; 1133 struct l_dvd_manufact manufact; 1134 } l_dvd_struct; 1135 1136 typedef u_char l_dvd_key[5]; 1137 typedef u_char l_dvd_challenge[10]; 1138 1139 struct l_dvd_lu_send_agid { 1140 u_char type; 1141 l_uint agid:2; 1142 }; 1143 1144 struct l_dvd_host_send_challenge { 1145 u_char type; 1146 l_uint agid:2; 1147 l_dvd_challenge chal; 1148 }; 1149 1150 struct l_dvd_send_key { 1151 u_char type; 1152 l_uint agid:2; 1153 l_dvd_key key; 1154 }; 1155 1156 struct l_dvd_lu_send_challenge { 1157 u_char type; 1158 l_uint agid:2; 1159 l_dvd_challenge chal; 1160 }; 1161 1162 struct l_dvd_lu_send_title_key { 1163 u_char type; 1164 l_uint agid:2; 1165 l_dvd_key title_key; 1166 l_int lba; 1167 l_uint cpm:1; 1168 l_uint cp_sec:1; 1169 l_uint cgms:2; 1170 }; 1171 1172 struct l_dvd_lu_send_asf { 1173 u_char type; 1174 l_uint agid:2; 1175 l_uint asf:1; 1176 }; 1177 1178 struct l_dvd_host_send_rpcstate { 1179 u_char type; 1180 u_char pdrc; 1181 }; 1182 1183 struct l_dvd_lu_send_rpcstate { 1184 u_char type:2; 1185 u_char vra:3; 1186 u_char ucca:3; 1187 u_char region_mask; 1188 u_char rpc_scheme; 1189 }; 1190 1191 typedef union { 1192 u_char type; 1193 struct l_dvd_lu_send_agid lsa; 1194 struct l_dvd_host_send_challenge hsc; 1195 struct l_dvd_send_key lsk; 1196 struct l_dvd_lu_send_challenge lsc; 1197 struct l_dvd_send_key hsk; 1198 struct l_dvd_lu_send_title_key lstk; 1199 struct l_dvd_lu_send_asf lsasf; 1200 struct l_dvd_host_send_rpcstate hrpcs; 1201 struct l_dvd_lu_send_rpcstate lrpcs; 1202 } l_dvd_authinfo; 1203 1204 static void 1205 bsd_to_linux_msf_lba(u_char af, union msf_lba *bp, union linux_cdrom_addr *lp) 1206 { 1207 if (af == CD_LBA_FORMAT) 1208 lp->lba = bp->lba; 1209 else { 1210 lp->msf.minute = bp->msf.minute; 1211 lp->msf.second = bp->msf.second; 1212 lp->msf.frame = bp->msf.frame; 1213 } 1214 } 1215 1216 static void 1217 set_linux_cdrom_addr(union linux_cdrom_addr *addr, int format, int lba) 1218 { 1219 if (format == LINUX_CDROM_MSF) { 1220 addr->msf.frame = lba % 75; 1221 lba /= 75; 1222 lba += 2; 1223 addr->msf.second = lba % 60; 1224 addr->msf.minute = lba / 60; 1225 } else 1226 addr->lba = lba; 1227 } 1228 1229 static int 1230 linux_to_bsd_dvd_struct(l_dvd_struct *lp, struct dvd_struct *bp) 1231 { 1232 bp->format = lp->type; 1233 switch (bp->format) { 1234 case DVD_STRUCT_PHYSICAL: 1235 if (bp->layer_num >= 4) 1236 return (EINVAL); 1237 bp->layer_num = lp->physical.layer_num; 1238 break; 1239 case DVD_STRUCT_COPYRIGHT: 1240 bp->layer_num = lp->copyright.layer_num; 1241 break; 1242 case DVD_STRUCT_DISCKEY: 1243 bp->agid = lp->disckey.agid; 1244 break; 1245 case DVD_STRUCT_BCA: 1246 case DVD_STRUCT_MANUFACT: 1247 break; 1248 default: 1249 return (EINVAL); 1250 } 1251 return (0); 1252 } 1253 1254 static int 1255 bsd_to_linux_dvd_struct(struct dvd_struct *bp, l_dvd_struct *lp) 1256 { 1257 switch (bp->format) { 1258 case DVD_STRUCT_PHYSICAL: { 1259 struct dvd_layer *blp = (struct dvd_layer *)bp->data; 1260 struct l_dvd_layer *llp = &lp->physical.layer[bp->layer_num]; 1261 memset(llp, 0, sizeof(*llp)); 1262 llp->book_version = blp->book_version; 1263 llp->book_type = blp->book_type; 1264 llp->min_rate = blp->max_rate; 1265 llp->disc_size = blp->disc_size; 1266 llp->layer_type = blp->layer_type; 1267 llp->track_path = blp->track_path; 1268 llp->nlayers = blp->nlayers; 1269 llp->track_density = blp->track_density; 1270 llp->linear_density = blp->linear_density; 1271 llp->bca = blp->bca; 1272 llp->start_sector = blp->start_sector; 1273 llp->end_sector = blp->end_sector; 1274 llp->end_sector_l0 = blp->end_sector_l0; 1275 break; 1276 } 1277 case DVD_STRUCT_COPYRIGHT: 1278 lp->copyright.cpst = bp->cpst; 1279 lp->copyright.rmi = bp->rmi; 1280 break; 1281 case DVD_STRUCT_DISCKEY: 1282 memcpy(lp->disckey.value, bp->data, sizeof(lp->disckey.value)); 1283 break; 1284 case DVD_STRUCT_BCA: 1285 lp->bca.len = bp->length; 1286 memcpy(lp->bca.value, bp->data, sizeof(lp->bca.value)); 1287 break; 1288 case DVD_STRUCT_MANUFACT: 1289 lp->manufact.len = bp->length; 1290 memcpy(lp->manufact.value, bp->data, 1291 sizeof(lp->manufact.value)); 1292 /* lp->manufact.layer_num is unused in Linux (redhat 7.0). */ 1293 break; 1294 default: 1295 return (EINVAL); 1296 } 1297 return (0); 1298 } 1299 1300 static int 1301 linux_to_bsd_dvd_authinfo(l_dvd_authinfo *lp, int *bcode, 1302 struct dvd_authinfo *bp) 1303 { 1304 switch (lp->type) { 1305 case LINUX_DVD_LU_SEND_AGID: 1306 *bcode = DVDIOCREPORTKEY; 1307 bp->format = DVD_REPORT_AGID; 1308 bp->agid = lp->lsa.agid; 1309 break; 1310 case LINUX_DVD_HOST_SEND_CHALLENGE: 1311 *bcode = DVDIOCSENDKEY; 1312 bp->format = DVD_SEND_CHALLENGE; 1313 bp->agid = lp->hsc.agid; 1314 memcpy(bp->keychal, lp->hsc.chal, 10); 1315 break; 1316 case LINUX_DVD_LU_SEND_KEY1: 1317 *bcode = DVDIOCREPORTKEY; 1318 bp->format = DVD_REPORT_KEY1; 1319 bp->agid = lp->lsk.agid; 1320 break; 1321 case LINUX_DVD_LU_SEND_CHALLENGE: 1322 *bcode = DVDIOCREPORTKEY; 1323 bp->format = DVD_REPORT_CHALLENGE; 1324 bp->agid = lp->lsc.agid; 1325 break; 1326 case LINUX_DVD_HOST_SEND_KEY2: 1327 *bcode = DVDIOCSENDKEY; 1328 bp->format = DVD_SEND_KEY2; 1329 bp->agid = lp->hsk.agid; 1330 memcpy(bp->keychal, lp->hsk.key, 5); 1331 break; 1332 case LINUX_DVD_LU_SEND_TITLE_KEY: 1333 *bcode = DVDIOCREPORTKEY; 1334 bp->format = DVD_REPORT_TITLE_KEY; 1335 bp->agid = lp->lstk.agid; 1336 bp->lba = lp->lstk.lba; 1337 break; 1338 case LINUX_DVD_LU_SEND_ASF: 1339 *bcode = DVDIOCREPORTKEY; 1340 bp->format = DVD_REPORT_ASF; 1341 bp->agid = lp->lsasf.agid; 1342 break; 1343 case LINUX_DVD_INVALIDATE_AGID: 1344 *bcode = DVDIOCREPORTKEY; 1345 bp->format = DVD_INVALIDATE_AGID; 1346 bp->agid = lp->lsa.agid; 1347 break; 1348 case LINUX_DVD_LU_SEND_RPC_STATE: 1349 *bcode = DVDIOCREPORTKEY; 1350 bp->format = DVD_REPORT_RPC; 1351 break; 1352 case LINUX_DVD_HOST_SEND_RPC_STATE: 1353 *bcode = DVDIOCSENDKEY; 1354 bp->format = DVD_SEND_RPC; 1355 bp->region = lp->hrpcs.pdrc; 1356 break; 1357 default: 1358 return (EINVAL); 1359 } 1360 return (0); 1361 } 1362 1363 static int 1364 bsd_to_linux_dvd_authinfo(struct dvd_authinfo *bp, l_dvd_authinfo *lp) 1365 { 1366 switch (lp->type) { 1367 case LINUX_DVD_LU_SEND_AGID: 1368 lp->lsa.agid = bp->agid; 1369 break; 1370 case LINUX_DVD_HOST_SEND_CHALLENGE: 1371 lp->type = LINUX_DVD_LU_SEND_KEY1; 1372 break; 1373 case LINUX_DVD_LU_SEND_KEY1: 1374 memcpy(lp->lsk.key, bp->keychal, sizeof(lp->lsk.key)); 1375 break; 1376 case LINUX_DVD_LU_SEND_CHALLENGE: 1377 memcpy(lp->lsc.chal, bp->keychal, sizeof(lp->lsc.chal)); 1378 break; 1379 case LINUX_DVD_HOST_SEND_KEY2: 1380 lp->type = LINUX_DVD_AUTH_ESTABLISHED; 1381 break; 1382 case LINUX_DVD_LU_SEND_TITLE_KEY: 1383 memcpy(lp->lstk.title_key, bp->keychal, 1384 sizeof(lp->lstk.title_key)); 1385 lp->lstk.cpm = bp->cpm; 1386 lp->lstk.cp_sec = bp->cp_sec; 1387 lp->lstk.cgms = bp->cgms; 1388 break; 1389 case LINUX_DVD_LU_SEND_ASF: 1390 lp->lsasf.asf = bp->asf; 1391 break; 1392 case LINUX_DVD_INVALIDATE_AGID: 1393 break; 1394 case LINUX_DVD_LU_SEND_RPC_STATE: 1395 lp->lrpcs.type = bp->reg_type; 1396 lp->lrpcs.vra = bp->vend_rsts; 1397 lp->lrpcs.ucca = bp->user_rsts; 1398 lp->lrpcs.region_mask = bp->region; 1399 lp->lrpcs.rpc_scheme = bp->rpc_scheme; 1400 break; 1401 case LINUX_DVD_HOST_SEND_RPC_STATE: 1402 break; 1403 default: 1404 return (EINVAL); 1405 } 1406 return (0); 1407 } 1408 1409 static int 1410 linux_ioctl_cdrom(struct thread *td, struct linux_ioctl_args *args) 1411 { 1412 struct file *fp; 1413 int error; 1414 1415 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 1416 if (error != 0) 1417 return (error); 1418 switch (args->cmd & 0xffff) { 1419 1420 case LINUX_CDROMPAUSE: 1421 args->cmd = CDIOCPAUSE; 1422 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1423 break; 1424 1425 case LINUX_CDROMRESUME: 1426 args->cmd = CDIOCRESUME; 1427 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1428 break; 1429 1430 case LINUX_CDROMPLAYMSF: 1431 args->cmd = CDIOCPLAYMSF; 1432 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1433 break; 1434 1435 case LINUX_CDROMPLAYTRKIND: 1436 args->cmd = CDIOCPLAYTRACKS; 1437 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1438 break; 1439 1440 case LINUX_CDROMREADTOCHDR: { 1441 struct ioc_toc_header th; 1442 struct linux_cdrom_tochdr lth; 1443 error = fo_ioctl(fp, CDIOREADTOCHEADER, (caddr_t)&th, 1444 td->td_ucred, td); 1445 if (!error) { 1446 lth.cdth_trk0 = th.starting_track; 1447 lth.cdth_trk1 = th.ending_track; 1448 copyout(<h, (void *)args->arg, sizeof(lth)); 1449 } 1450 break; 1451 } 1452 1453 case LINUX_CDROMREADTOCENTRY: { 1454 struct linux_cdrom_tocentry lte; 1455 struct ioc_read_toc_single_entry irtse; 1456 1457 error = copyin((void *)args->arg, <e, sizeof(lte)); 1458 if (error) 1459 break; 1460 irtse.address_format = lte.cdte_format; 1461 irtse.track = lte.cdte_track; 1462 error = fo_ioctl(fp, CDIOREADTOCENTRY, (caddr_t)&irtse, 1463 td->td_ucred, td); 1464 if (!error) { 1465 lte.cdte_ctrl = irtse.entry.control; 1466 lte.cdte_adr = irtse.entry.addr_type; 1467 bsd_to_linux_msf_lba(irtse.address_format, 1468 &irtse.entry.addr, <e.cdte_addr); 1469 error = copyout(<e, (void *)args->arg, sizeof(lte)); 1470 } 1471 break; 1472 } 1473 1474 case LINUX_CDROMSTOP: 1475 args->cmd = CDIOCSTOP; 1476 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1477 break; 1478 1479 case LINUX_CDROMSTART: 1480 args->cmd = CDIOCSTART; 1481 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1482 break; 1483 1484 case LINUX_CDROMEJECT: 1485 args->cmd = CDIOCEJECT; 1486 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1487 break; 1488 1489 /* LINUX_CDROMVOLCTRL */ 1490 1491 case LINUX_CDROMSUBCHNL: { 1492 struct linux_cdrom_subchnl sc; 1493 struct ioc_read_subchannel bsdsc; 1494 struct cd_sub_channel_info bsdinfo; 1495 1496 error = copyin((void *)args->arg, &sc, sizeof(sc)); 1497 if (error) 1498 break; 1499 1500 /* 1501 * Invoke the native ioctl and bounce the returned data through 1502 * the userspace buffer. This works because the Linux structure 1503 * is the same size as our structures for the subchannel header 1504 * and position data. 1505 */ 1506 bsdsc.address_format = CD_LBA_FORMAT; 1507 bsdsc.data_format = CD_CURRENT_POSITION; 1508 bsdsc.track = 0; 1509 bsdsc.data_len = sizeof(sc); 1510 bsdsc.data = (void *)args->arg; 1511 error = fo_ioctl(fp, CDIOCREADSUBCHANNEL, (caddr_t)&bsdsc, 1512 td->td_ucred, td); 1513 if (error) 1514 break; 1515 error = copyin((void *)args->arg, &bsdinfo, sizeof(bsdinfo)); 1516 if (error) 1517 break; 1518 sc.cdsc_audiostatus = bsdinfo.header.audio_status; 1519 sc.cdsc_adr = bsdinfo.what.position.addr_type; 1520 sc.cdsc_ctrl = bsdinfo.what.position.control; 1521 sc.cdsc_trk = bsdinfo.what.position.track_number; 1522 sc.cdsc_ind = bsdinfo.what.position.index_number; 1523 set_linux_cdrom_addr(&sc.cdsc_absaddr, sc.cdsc_format, 1524 bsdinfo.what.position.absaddr.lba); 1525 set_linux_cdrom_addr(&sc.cdsc_reladdr, sc.cdsc_format, 1526 bsdinfo.what.position.reladdr.lba); 1527 error = copyout(&sc, (void *)args->arg, sizeof(sc)); 1528 break; 1529 } 1530 1531 /* LINUX_CDROMREADMODE2 */ 1532 /* LINUX_CDROMREADMODE1 */ 1533 /* LINUX_CDROMREADAUDIO */ 1534 /* LINUX_CDROMEJECT_SW */ 1535 /* LINUX_CDROMMULTISESSION */ 1536 /* LINUX_CDROM_GET_UPC */ 1537 1538 case LINUX_CDROMRESET: 1539 args->cmd = CDIOCRESET; 1540 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1541 break; 1542 1543 /* LINUX_CDROMVOLREAD */ 1544 /* LINUX_CDROMREADRAW */ 1545 /* LINUX_CDROMREADCOOKED */ 1546 /* LINUX_CDROMSEEK */ 1547 /* LINUX_CDROMPLAYBLK */ 1548 /* LINUX_CDROMREADALL */ 1549 /* LINUX_CDROMCLOSETRAY */ 1550 /* LINUX_CDROMLOADFROMSLOT */ 1551 /* LINUX_CDROMGETSPINDOWN */ 1552 /* LINUX_CDROMSETSPINDOWN */ 1553 /* LINUX_CDROM_SET_OPTIONS */ 1554 /* LINUX_CDROM_CLEAR_OPTIONS */ 1555 /* LINUX_CDROM_SELECT_SPEED */ 1556 /* LINUX_CDROM_SELECT_DISC */ 1557 /* LINUX_CDROM_MEDIA_CHANGED */ 1558 /* LINUX_CDROM_DRIVE_STATUS */ 1559 /* LINUX_CDROM_DISC_STATUS */ 1560 /* LINUX_CDROM_CHANGER_NSLOTS */ 1561 /* LINUX_CDROM_LOCKDOOR */ 1562 /* LINUX_CDROM_DEBUG */ 1563 /* LINUX_CDROM_GET_CAPABILITY */ 1564 /* LINUX_CDROMAUDIOBUFSIZ */ 1565 1566 case LINUX_DVD_READ_STRUCT: { 1567 l_dvd_struct *lds; 1568 struct dvd_struct *bds; 1569 1570 lds = malloc(sizeof(*lds), M_LINUX, M_WAITOK); 1571 bds = malloc(sizeof(*bds), M_LINUX, M_WAITOK); 1572 error = copyin((void *)args->arg, lds, sizeof(*lds)); 1573 if (error) 1574 goto out; 1575 error = linux_to_bsd_dvd_struct(lds, bds); 1576 if (error) 1577 goto out; 1578 error = fo_ioctl(fp, DVDIOCREADSTRUCTURE, (caddr_t)bds, 1579 td->td_ucred, td); 1580 if (error) 1581 goto out; 1582 error = bsd_to_linux_dvd_struct(bds, lds); 1583 if (error) 1584 goto out; 1585 error = copyout(lds, (void *)args->arg, sizeof(*lds)); 1586 out: 1587 free(bds, M_LINUX); 1588 free(lds, M_LINUX); 1589 break; 1590 } 1591 1592 /* LINUX_DVD_WRITE_STRUCT */ 1593 1594 case LINUX_DVD_AUTH: { 1595 l_dvd_authinfo lda; 1596 struct dvd_authinfo bda; 1597 int bcode; 1598 1599 error = copyin((void *)args->arg, &lda, sizeof(lda)); 1600 if (error) 1601 break; 1602 error = linux_to_bsd_dvd_authinfo(&lda, &bcode, &bda); 1603 if (error) 1604 break; 1605 error = fo_ioctl(fp, bcode, (caddr_t)&bda, td->td_ucred, 1606 td); 1607 if (error) { 1608 if (lda.type == LINUX_DVD_HOST_SEND_KEY2) { 1609 lda.type = LINUX_DVD_AUTH_FAILURE; 1610 copyout(&lda, (void *)args->arg, sizeof(lda)); 1611 } 1612 break; 1613 } 1614 error = bsd_to_linux_dvd_authinfo(&bda, &lda); 1615 if (error) 1616 break; 1617 error = copyout(&lda, (void *)args->arg, sizeof(lda)); 1618 break; 1619 } 1620 1621 case LINUX_SCSI_GET_BUS_NUMBER: 1622 { 1623 struct sg_scsi_id id; 1624 1625 error = fo_ioctl(fp, SG_GET_SCSI_ID, (caddr_t)&id, 1626 td->td_ucred, td); 1627 if (error) 1628 break; 1629 error = copyout(&id.channel, (void *)args->arg, sizeof(int)); 1630 break; 1631 } 1632 1633 case LINUX_SCSI_GET_IDLUN: 1634 { 1635 struct sg_scsi_id id; 1636 struct scsi_idlun idl; 1637 1638 error = fo_ioctl(fp, SG_GET_SCSI_ID, (caddr_t)&id, 1639 td->td_ucred, td); 1640 if (error) 1641 break; 1642 idl.dev_id = (id.scsi_id & 0xff) + ((id.lun & 0xff) << 8) + 1643 ((id.channel & 0xff) << 16) + ((id.host_no & 0xff) << 24); 1644 idl.host_unique_id = id.host_no; 1645 error = copyout(&idl, (void *)args->arg, sizeof(idl)); 1646 break; 1647 } 1648 1649 /* LINUX_CDROM_SEND_PACKET */ 1650 /* LINUX_CDROM_NEXT_WRITABLE */ 1651 /* LINUX_CDROM_LAST_WRITTEN */ 1652 1653 default: 1654 error = ENOIOCTL; 1655 break; 1656 } 1657 1658 fdrop(fp, td); 1659 return (error); 1660 } 1661 1662 static int 1663 linux_ioctl_vfat(struct thread *td, struct linux_ioctl_args *args) 1664 { 1665 1666 return (ENOTTY); 1667 } 1668 1669 /* 1670 * Sound related ioctls 1671 */ 1672 1673 struct linux_old_mixer_info { 1674 char id[16]; 1675 char name[32]; 1676 }; 1677 1678 static u_int32_t dirbits[4] = { IOC_VOID, IOC_IN, IOC_OUT, IOC_INOUT }; 1679 1680 #define SETDIR(c) (((c) & ~IOC_DIRMASK) | dirbits[args->cmd >> 30]) 1681 1682 static int 1683 linux_ioctl_sound(struct thread *td, struct linux_ioctl_args *args) 1684 { 1685 1686 switch (args->cmd & 0xffff) { 1687 1688 case LINUX_SOUND_MIXER_WRITE_VOLUME: 1689 args->cmd = SETDIR(SOUND_MIXER_WRITE_VOLUME); 1690 return (sys_ioctl(td, (struct ioctl_args *)args)); 1691 1692 case LINUX_SOUND_MIXER_WRITE_BASS: 1693 args->cmd = SETDIR(SOUND_MIXER_WRITE_BASS); 1694 return (sys_ioctl(td, (struct ioctl_args *)args)); 1695 1696 case LINUX_SOUND_MIXER_WRITE_TREBLE: 1697 args->cmd = SETDIR(SOUND_MIXER_WRITE_TREBLE); 1698 return (sys_ioctl(td, (struct ioctl_args *)args)); 1699 1700 case LINUX_SOUND_MIXER_WRITE_SYNTH: 1701 args->cmd = SETDIR(SOUND_MIXER_WRITE_SYNTH); 1702 return (sys_ioctl(td, (struct ioctl_args *)args)); 1703 1704 case LINUX_SOUND_MIXER_WRITE_PCM: 1705 args->cmd = SETDIR(SOUND_MIXER_WRITE_PCM); 1706 return (sys_ioctl(td, (struct ioctl_args *)args)); 1707 1708 case LINUX_SOUND_MIXER_WRITE_SPEAKER: 1709 args->cmd = SETDIR(SOUND_MIXER_WRITE_SPEAKER); 1710 return (sys_ioctl(td, (struct ioctl_args *)args)); 1711 1712 case LINUX_SOUND_MIXER_WRITE_LINE: 1713 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE); 1714 return (sys_ioctl(td, (struct ioctl_args *)args)); 1715 1716 case LINUX_SOUND_MIXER_WRITE_MIC: 1717 args->cmd = SETDIR(SOUND_MIXER_WRITE_MIC); 1718 return (sys_ioctl(td, (struct ioctl_args *)args)); 1719 1720 case LINUX_SOUND_MIXER_WRITE_CD: 1721 args->cmd = SETDIR(SOUND_MIXER_WRITE_CD); 1722 return (sys_ioctl(td, (struct ioctl_args *)args)); 1723 1724 case LINUX_SOUND_MIXER_WRITE_IMIX: 1725 args->cmd = SETDIR(SOUND_MIXER_WRITE_IMIX); 1726 return (sys_ioctl(td, (struct ioctl_args *)args)); 1727 1728 case LINUX_SOUND_MIXER_WRITE_ALTPCM: 1729 args->cmd = SETDIR(SOUND_MIXER_WRITE_ALTPCM); 1730 return (sys_ioctl(td, (struct ioctl_args *)args)); 1731 1732 case LINUX_SOUND_MIXER_WRITE_RECLEV: 1733 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECLEV); 1734 return (sys_ioctl(td, (struct ioctl_args *)args)); 1735 1736 case LINUX_SOUND_MIXER_WRITE_IGAIN: 1737 args->cmd = SETDIR(SOUND_MIXER_WRITE_IGAIN); 1738 return (sys_ioctl(td, (struct ioctl_args *)args)); 1739 1740 case LINUX_SOUND_MIXER_WRITE_OGAIN: 1741 args->cmd = SETDIR(SOUND_MIXER_WRITE_OGAIN); 1742 return (sys_ioctl(td, (struct ioctl_args *)args)); 1743 1744 case LINUX_SOUND_MIXER_WRITE_LINE1: 1745 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE1); 1746 return (sys_ioctl(td, (struct ioctl_args *)args)); 1747 1748 case LINUX_SOUND_MIXER_WRITE_LINE2: 1749 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE2); 1750 return (sys_ioctl(td, (struct ioctl_args *)args)); 1751 1752 case LINUX_SOUND_MIXER_WRITE_LINE3: 1753 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE3); 1754 return (sys_ioctl(td, (struct ioctl_args *)args)); 1755 1756 case LINUX_SOUND_MIXER_INFO: { 1757 /* Key on encoded length */ 1758 switch ((args->cmd >> 16) & 0x1fff) { 1759 case 0x005c: { /* SOUND_MIXER_INFO */ 1760 args->cmd = SOUND_MIXER_INFO; 1761 return (sys_ioctl(td, (struct ioctl_args *)args)); 1762 } 1763 case 0x0030: { /* SOUND_OLD_MIXER_INFO */ 1764 struct linux_old_mixer_info info; 1765 bzero(&info, sizeof(info)); 1766 strncpy(info.id, "OSS", sizeof(info.id) - 1); 1767 strncpy(info.name, "FreeBSD OSS Mixer", sizeof(info.name) - 1); 1768 copyout(&info, (void *)args->arg, sizeof(info)); 1769 return (0); 1770 } 1771 default: 1772 return (ENOIOCTL); 1773 } 1774 break; 1775 } 1776 1777 case LINUX_OSS_GETVERSION: { 1778 int version = linux_get_oss_version(td); 1779 return (copyout(&version, (void *)args->arg, sizeof(int))); 1780 } 1781 1782 case LINUX_SOUND_MIXER_READ_STEREODEVS: 1783 args->cmd = SOUND_MIXER_READ_STEREODEVS; 1784 return (sys_ioctl(td, (struct ioctl_args *)args)); 1785 1786 case LINUX_SOUND_MIXER_READ_CAPS: 1787 args->cmd = SOUND_MIXER_READ_CAPS; 1788 return (sys_ioctl(td, (struct ioctl_args *)args)); 1789 1790 case LINUX_SOUND_MIXER_READ_RECMASK: 1791 args->cmd = SOUND_MIXER_READ_RECMASK; 1792 return (sys_ioctl(td, (struct ioctl_args *)args)); 1793 1794 case LINUX_SOUND_MIXER_READ_DEVMASK: 1795 args->cmd = SOUND_MIXER_READ_DEVMASK; 1796 return (sys_ioctl(td, (struct ioctl_args *)args)); 1797 1798 case LINUX_SOUND_MIXER_WRITE_RECSRC: 1799 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECSRC); 1800 return (sys_ioctl(td, (struct ioctl_args *)args)); 1801 1802 case LINUX_SNDCTL_DSP_RESET: 1803 args->cmd = SNDCTL_DSP_RESET; 1804 return (sys_ioctl(td, (struct ioctl_args *)args)); 1805 1806 case LINUX_SNDCTL_DSP_SYNC: 1807 args->cmd = SNDCTL_DSP_SYNC; 1808 return (sys_ioctl(td, (struct ioctl_args *)args)); 1809 1810 case LINUX_SNDCTL_DSP_SPEED: 1811 args->cmd = SNDCTL_DSP_SPEED; 1812 return (sys_ioctl(td, (struct ioctl_args *)args)); 1813 1814 case LINUX_SNDCTL_DSP_STEREO: 1815 args->cmd = SNDCTL_DSP_STEREO; 1816 return (sys_ioctl(td, (struct ioctl_args *)args)); 1817 1818 case LINUX_SNDCTL_DSP_GETBLKSIZE: /* LINUX_SNDCTL_DSP_SETBLKSIZE */ 1819 args->cmd = SNDCTL_DSP_GETBLKSIZE; 1820 return (sys_ioctl(td, (struct ioctl_args *)args)); 1821 1822 case LINUX_SNDCTL_DSP_SETFMT: 1823 args->cmd = SNDCTL_DSP_SETFMT; 1824 return (sys_ioctl(td, (struct ioctl_args *)args)); 1825 1826 case LINUX_SOUND_PCM_WRITE_CHANNELS: 1827 args->cmd = SOUND_PCM_WRITE_CHANNELS; 1828 return (sys_ioctl(td, (struct ioctl_args *)args)); 1829 1830 case LINUX_SOUND_PCM_WRITE_FILTER: 1831 args->cmd = SOUND_PCM_WRITE_FILTER; 1832 return (sys_ioctl(td, (struct ioctl_args *)args)); 1833 1834 case LINUX_SNDCTL_DSP_POST: 1835 args->cmd = SNDCTL_DSP_POST; 1836 return (sys_ioctl(td, (struct ioctl_args *)args)); 1837 1838 case LINUX_SNDCTL_DSP_SUBDIVIDE: 1839 args->cmd = SNDCTL_DSP_SUBDIVIDE; 1840 return (sys_ioctl(td, (struct ioctl_args *)args)); 1841 1842 case LINUX_SNDCTL_DSP_SETFRAGMENT: 1843 args->cmd = SNDCTL_DSP_SETFRAGMENT; 1844 return (sys_ioctl(td, (struct ioctl_args *)args)); 1845 1846 case LINUX_SNDCTL_DSP_GETFMTS: 1847 args->cmd = SNDCTL_DSP_GETFMTS; 1848 return (sys_ioctl(td, (struct ioctl_args *)args)); 1849 1850 case LINUX_SNDCTL_DSP_GETOSPACE: 1851 args->cmd = SNDCTL_DSP_GETOSPACE; 1852 return (sys_ioctl(td, (struct ioctl_args *)args)); 1853 1854 case LINUX_SNDCTL_DSP_GETISPACE: 1855 args->cmd = SNDCTL_DSP_GETISPACE; 1856 return (sys_ioctl(td, (struct ioctl_args *)args)); 1857 1858 case LINUX_SNDCTL_DSP_NONBLOCK: 1859 args->cmd = SNDCTL_DSP_NONBLOCK; 1860 return (sys_ioctl(td, (struct ioctl_args *)args)); 1861 1862 case LINUX_SNDCTL_DSP_GETCAPS: 1863 args->cmd = SNDCTL_DSP_GETCAPS; 1864 return (sys_ioctl(td, (struct ioctl_args *)args)); 1865 1866 case LINUX_SNDCTL_DSP_SETTRIGGER: /* LINUX_SNDCTL_GETTRIGGER */ 1867 args->cmd = SNDCTL_DSP_SETTRIGGER; 1868 return (sys_ioctl(td, (struct ioctl_args *)args)); 1869 1870 case LINUX_SNDCTL_DSP_GETIPTR: 1871 args->cmd = SNDCTL_DSP_GETIPTR; 1872 return (sys_ioctl(td, (struct ioctl_args *)args)); 1873 1874 case LINUX_SNDCTL_DSP_GETOPTR: 1875 args->cmd = SNDCTL_DSP_GETOPTR; 1876 return (sys_ioctl(td, (struct ioctl_args *)args)); 1877 1878 case LINUX_SNDCTL_DSP_SETDUPLEX: 1879 args->cmd = SNDCTL_DSP_SETDUPLEX; 1880 return (sys_ioctl(td, (struct ioctl_args *)args)); 1881 1882 case LINUX_SNDCTL_DSP_GETODELAY: 1883 args->cmd = SNDCTL_DSP_GETODELAY; 1884 return (sys_ioctl(td, (struct ioctl_args *)args)); 1885 1886 case LINUX_SNDCTL_SEQ_RESET: 1887 args->cmd = SNDCTL_SEQ_RESET; 1888 return (sys_ioctl(td, (struct ioctl_args *)args)); 1889 1890 case LINUX_SNDCTL_SEQ_SYNC: 1891 args->cmd = SNDCTL_SEQ_SYNC; 1892 return (sys_ioctl(td, (struct ioctl_args *)args)); 1893 1894 case LINUX_SNDCTL_SYNTH_INFO: 1895 args->cmd = SNDCTL_SYNTH_INFO; 1896 return (sys_ioctl(td, (struct ioctl_args *)args)); 1897 1898 case LINUX_SNDCTL_SEQ_CTRLRATE: 1899 args->cmd = SNDCTL_SEQ_CTRLRATE; 1900 return (sys_ioctl(td, (struct ioctl_args *)args)); 1901 1902 case LINUX_SNDCTL_SEQ_GETOUTCOUNT: 1903 args->cmd = SNDCTL_SEQ_GETOUTCOUNT; 1904 return (sys_ioctl(td, (struct ioctl_args *)args)); 1905 1906 case LINUX_SNDCTL_SEQ_GETINCOUNT: 1907 args->cmd = SNDCTL_SEQ_GETINCOUNT; 1908 return (sys_ioctl(td, (struct ioctl_args *)args)); 1909 1910 case LINUX_SNDCTL_SEQ_PERCMODE: 1911 args->cmd = SNDCTL_SEQ_PERCMODE; 1912 return (sys_ioctl(td, (struct ioctl_args *)args)); 1913 1914 case LINUX_SNDCTL_FM_LOAD_INSTR: 1915 args->cmd = SNDCTL_FM_LOAD_INSTR; 1916 return (sys_ioctl(td, (struct ioctl_args *)args)); 1917 1918 case LINUX_SNDCTL_SEQ_TESTMIDI: 1919 args->cmd = SNDCTL_SEQ_TESTMIDI; 1920 return (sys_ioctl(td, (struct ioctl_args *)args)); 1921 1922 case LINUX_SNDCTL_SEQ_RESETSAMPLES: 1923 args->cmd = SNDCTL_SEQ_RESETSAMPLES; 1924 return (sys_ioctl(td, (struct ioctl_args *)args)); 1925 1926 case LINUX_SNDCTL_SEQ_NRSYNTHS: 1927 args->cmd = SNDCTL_SEQ_NRSYNTHS; 1928 return (sys_ioctl(td, (struct ioctl_args *)args)); 1929 1930 case LINUX_SNDCTL_SEQ_NRMIDIS: 1931 args->cmd = SNDCTL_SEQ_NRMIDIS; 1932 return (sys_ioctl(td, (struct ioctl_args *)args)); 1933 1934 case LINUX_SNDCTL_MIDI_INFO: 1935 args->cmd = SNDCTL_MIDI_INFO; 1936 return (sys_ioctl(td, (struct ioctl_args *)args)); 1937 1938 case LINUX_SNDCTL_SEQ_TRESHOLD: 1939 args->cmd = SNDCTL_SEQ_TRESHOLD; 1940 return (sys_ioctl(td, (struct ioctl_args *)args)); 1941 1942 case LINUX_SNDCTL_SYNTH_MEMAVL: 1943 args->cmd = SNDCTL_SYNTH_MEMAVL; 1944 return (sys_ioctl(td, (struct ioctl_args *)args)); 1945 1946 } 1947 1948 return (ENOIOCTL); 1949 } 1950 1951 /* 1952 * Console related ioctls 1953 */ 1954 1955 static int 1956 linux_ioctl_console(struct thread *td, struct linux_ioctl_args *args) 1957 { 1958 struct file *fp; 1959 int error; 1960 1961 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 1962 if (error != 0) 1963 return (error); 1964 switch (args->cmd & 0xffff) { 1965 1966 case LINUX_KIOCSOUND: 1967 args->cmd = KIOCSOUND; 1968 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1969 break; 1970 1971 case LINUX_KDMKTONE: 1972 args->cmd = KDMKTONE; 1973 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1974 break; 1975 1976 case LINUX_KDGETLED: 1977 args->cmd = KDGETLED; 1978 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1979 break; 1980 1981 case LINUX_KDSETLED: 1982 args->cmd = KDSETLED; 1983 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1984 break; 1985 1986 case LINUX_KDSETMODE: 1987 args->cmd = KDSETMODE; 1988 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1989 break; 1990 1991 case LINUX_KDGETMODE: 1992 args->cmd = KDGETMODE; 1993 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1994 break; 1995 1996 case LINUX_KDGKBMODE: 1997 args->cmd = KDGKBMODE; 1998 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1999 break; 2000 2001 case LINUX_KDSKBMODE: { 2002 int kbdmode; 2003 switch (args->arg) { 2004 case LINUX_KBD_RAW: 2005 kbdmode = K_RAW; 2006 break; 2007 case LINUX_KBD_XLATE: 2008 kbdmode = K_XLATE; 2009 break; 2010 case LINUX_KBD_MEDIUMRAW: 2011 kbdmode = K_RAW; 2012 break; 2013 default: 2014 fdrop(fp, td); 2015 return (EINVAL); 2016 } 2017 error = (fo_ioctl(fp, KDSKBMODE, (caddr_t)&kbdmode, 2018 td->td_ucred, td)); 2019 break; 2020 } 2021 2022 case LINUX_VT_OPENQRY: 2023 args->cmd = VT_OPENQRY; 2024 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2025 break; 2026 2027 case LINUX_VT_GETMODE: 2028 args->cmd = VT_GETMODE; 2029 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2030 break; 2031 2032 case LINUX_VT_SETMODE: { 2033 struct vt_mode mode; 2034 if ((error = copyin((void *)args->arg, &mode, sizeof(mode)))) 2035 break; 2036 if (LINUX_SIG_VALID(mode.relsig)) 2037 mode.relsig = linux_to_bsd_signal(mode.relsig); 2038 else 2039 mode.relsig = 0; 2040 if (LINUX_SIG_VALID(mode.acqsig)) 2041 mode.acqsig = linux_to_bsd_signal(mode.acqsig); 2042 else 2043 mode.acqsig = 0; 2044 /* XXX. Linux ignores frsig and set it to 0. */ 2045 mode.frsig = 0; 2046 if ((error = copyout(&mode, (void *)args->arg, sizeof(mode)))) 2047 break; 2048 args->cmd = VT_SETMODE; 2049 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2050 break; 2051 } 2052 2053 case LINUX_VT_GETSTATE: 2054 args->cmd = VT_GETACTIVE; 2055 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2056 break; 2057 2058 case LINUX_VT_RELDISP: 2059 args->cmd = VT_RELDISP; 2060 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2061 break; 2062 2063 case LINUX_VT_ACTIVATE: 2064 args->cmd = VT_ACTIVATE; 2065 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2066 break; 2067 2068 case LINUX_VT_WAITACTIVE: 2069 args->cmd = VT_WAITACTIVE; 2070 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2071 break; 2072 2073 default: 2074 error = ENOIOCTL; 2075 break; 2076 } 2077 2078 fdrop(fp, td); 2079 return (error); 2080 } 2081 2082 /* 2083 * Implement the SIOCGIFNAME ioctl 2084 */ 2085 2086 static int 2087 linux_ioctl_ifname(struct thread *td, struct l_ifreq *uifr) 2088 { 2089 struct l_ifreq ifr; 2090 struct ifnet *ifp; 2091 int error, ethno, index; 2092 2093 error = copyin(uifr, &ifr, sizeof(ifr)); 2094 if (error != 0) 2095 return (error); 2096 2097 CURVNET_SET(TD_TO_VNET(curthread)); 2098 IFNET_RLOCK(); 2099 index = 1; /* ifr.ifr_ifindex starts from 1 */ 2100 ethno = 0; 2101 error = ENODEV; 2102 CK_STAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2103 if (ifr.ifr_ifindex == index) { 2104 if (IFP_IS_ETH(ifp)) 2105 snprintf(ifr.ifr_name, LINUX_IFNAMSIZ, 2106 "eth%d", ethno); 2107 else 2108 strlcpy(ifr.ifr_name, ifp->if_xname, 2109 LINUX_IFNAMSIZ); 2110 error = 0; 2111 break; 2112 } 2113 if (IFP_IS_ETH(ifp)) 2114 ethno++; 2115 index++; 2116 } 2117 IFNET_RUNLOCK(); 2118 if (error == 0) 2119 error = copyout(&ifr, uifr, sizeof(ifr)); 2120 CURVNET_RESTORE(); 2121 2122 return (error); 2123 } 2124 2125 /* 2126 * Implement the SIOCGIFCONF ioctl 2127 */ 2128 2129 static int 2130 linux_ifconf(struct thread *td, struct ifconf *uifc) 2131 { 2132 #ifdef COMPAT_LINUX32 2133 struct l_ifconf ifc; 2134 #else 2135 struct ifconf ifc; 2136 #endif 2137 struct l_ifreq ifr; 2138 struct ifnet *ifp; 2139 struct ifaddr *ifa; 2140 struct sbuf *sb; 2141 int error, ethno, full = 0, valid_len, max_len; 2142 2143 error = copyin(uifc, &ifc, sizeof(ifc)); 2144 if (error != 0) 2145 return (error); 2146 2147 max_len = MAXPHYS - 1; 2148 2149 CURVNET_SET(TD_TO_VNET(td)); 2150 /* handle the 'request buffer size' case */ 2151 if ((l_uintptr_t)ifc.ifc_buf == PTROUT(NULL)) { 2152 ifc.ifc_len = 0; 2153 IFNET_RLOCK(); 2154 CK_STAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2155 CK_STAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2156 struct sockaddr *sa = ifa->ifa_addr; 2157 if (sa->sa_family == AF_INET) 2158 ifc.ifc_len += sizeof(ifr); 2159 } 2160 } 2161 IFNET_RUNLOCK(); 2162 error = copyout(&ifc, uifc, sizeof(ifc)); 2163 CURVNET_RESTORE(); 2164 return (error); 2165 } 2166 2167 if (ifc.ifc_len <= 0) { 2168 CURVNET_RESTORE(); 2169 return (EINVAL); 2170 } 2171 2172 again: 2173 /* Keep track of eth interfaces */ 2174 ethno = 0; 2175 if (ifc.ifc_len <= max_len) { 2176 max_len = ifc.ifc_len; 2177 full = 1; 2178 } 2179 sb = sbuf_new(NULL, NULL, max_len + 1, SBUF_FIXEDLEN); 2180 max_len = 0; 2181 valid_len = 0; 2182 2183 /* Return all AF_INET addresses of all interfaces */ 2184 IFNET_RLOCK(); 2185 CK_STAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2186 int addrs = 0; 2187 2188 bzero(&ifr, sizeof(ifr)); 2189 if (IFP_IS_ETH(ifp)) 2190 snprintf(ifr.ifr_name, LINUX_IFNAMSIZ, "eth%d", 2191 ethno++); 2192 else 2193 strlcpy(ifr.ifr_name, ifp->if_xname, LINUX_IFNAMSIZ); 2194 2195 /* Walk the address list */ 2196 CK_STAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2197 struct sockaddr *sa = ifa->ifa_addr; 2198 2199 if (sa->sa_family == AF_INET) { 2200 ifr.ifr_addr.sa_family = LINUX_AF_INET; 2201 memcpy(ifr.ifr_addr.sa_data, sa->sa_data, 2202 sizeof(ifr.ifr_addr.sa_data)); 2203 sbuf_bcat(sb, &ifr, sizeof(ifr)); 2204 max_len += sizeof(ifr); 2205 addrs++; 2206 } 2207 2208 if (sbuf_error(sb) == 0) 2209 valid_len = sbuf_len(sb); 2210 } 2211 if (addrs == 0) { 2212 bzero((caddr_t)&ifr.ifr_addr, sizeof(ifr.ifr_addr)); 2213 sbuf_bcat(sb, &ifr, sizeof(ifr)); 2214 max_len += sizeof(ifr); 2215 2216 if (sbuf_error(sb) == 0) 2217 valid_len = sbuf_len(sb); 2218 } 2219 } 2220 IFNET_RUNLOCK(); 2221 2222 if (valid_len != max_len && !full) { 2223 sbuf_delete(sb); 2224 goto again; 2225 } 2226 2227 ifc.ifc_len = valid_len; 2228 sbuf_finish(sb); 2229 error = copyout(sbuf_data(sb), PTRIN(ifc.ifc_buf), ifc.ifc_len); 2230 if (error == 0) 2231 error = copyout(&ifc, uifc, sizeof(ifc)); 2232 sbuf_delete(sb); 2233 CURVNET_RESTORE(); 2234 2235 return (error); 2236 } 2237 2238 static int 2239 linux_gifflags(struct thread *td, struct ifnet *ifp, struct l_ifreq *ifr) 2240 { 2241 l_short flags; 2242 2243 linux_ifflags(ifp, &flags); 2244 2245 return (copyout(&flags, &ifr->ifr_flags, sizeof(flags))); 2246 } 2247 2248 static int 2249 linux_gifhwaddr(struct ifnet *ifp, struct l_ifreq *ifr) 2250 { 2251 struct l_sockaddr lsa; 2252 2253 if (linux_ifhwaddr(ifp, &lsa) != 0) 2254 return (ENOENT); 2255 2256 return (copyout(&lsa, &ifr->ifr_hwaddr, sizeof(lsa))); 2257 } 2258 2259 2260 /* 2261 * If we fault in bsd_to_linux_ifreq() then we will fault when we call 2262 * the native ioctl(). Thus, we don't really need to check the return 2263 * value of this function. 2264 */ 2265 static int 2266 bsd_to_linux_ifreq(struct ifreq *arg) 2267 { 2268 struct ifreq ifr; 2269 size_t ifr_len = sizeof(struct ifreq); 2270 int error; 2271 2272 if ((error = copyin(arg, &ifr, ifr_len))) 2273 return (error); 2274 2275 *(u_short *)&ifr.ifr_addr = ifr.ifr_addr.sa_family; 2276 2277 error = copyout(&ifr, arg, ifr_len); 2278 2279 return (error); 2280 } 2281 2282 /* 2283 * Socket related ioctls 2284 */ 2285 2286 static int 2287 linux_ioctl_socket(struct thread *td, struct linux_ioctl_args *args) 2288 { 2289 char lifname[LINUX_IFNAMSIZ], ifname[IFNAMSIZ]; 2290 struct ifnet *ifp; 2291 struct file *fp; 2292 int error, type; 2293 2294 ifp = NULL; 2295 error = 0; 2296 2297 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 2298 if (error != 0) 2299 return (error); 2300 type = fp->f_type; 2301 fdrop(fp, td); 2302 if (type != DTYPE_SOCKET) { 2303 /* not a socket - probably a tap / vmnet device */ 2304 switch (args->cmd) { 2305 case LINUX_SIOCGIFADDR: 2306 case LINUX_SIOCSIFADDR: 2307 case LINUX_SIOCGIFFLAGS: 2308 return (linux_ioctl_special(td, args)); 2309 default: 2310 return (ENOIOCTL); 2311 } 2312 } 2313 2314 switch (args->cmd & 0xffff) { 2315 2316 case LINUX_FIOGETOWN: 2317 case LINUX_FIOSETOWN: 2318 case LINUX_SIOCADDMULTI: 2319 case LINUX_SIOCATMARK: 2320 case LINUX_SIOCDELMULTI: 2321 case LINUX_SIOCGIFNAME: 2322 case LINUX_SIOCGIFCONF: 2323 case LINUX_SIOCGPGRP: 2324 case LINUX_SIOCSPGRP: 2325 case LINUX_SIOCGIFCOUNT: 2326 /* these ioctls don't take an interface name */ 2327 break; 2328 2329 case LINUX_SIOCGIFFLAGS: 2330 case LINUX_SIOCGIFADDR: 2331 case LINUX_SIOCSIFADDR: 2332 case LINUX_SIOCGIFDSTADDR: 2333 case LINUX_SIOCGIFBRDADDR: 2334 case LINUX_SIOCGIFNETMASK: 2335 case LINUX_SIOCSIFNETMASK: 2336 case LINUX_SIOCGIFMTU: 2337 case LINUX_SIOCSIFMTU: 2338 case LINUX_SIOCSIFNAME: 2339 case LINUX_SIOCGIFHWADDR: 2340 case LINUX_SIOCSIFHWADDR: 2341 case LINUX_SIOCDEVPRIVATE: 2342 case LINUX_SIOCDEVPRIVATE+1: 2343 case LINUX_SIOCGIFINDEX: 2344 /* copy in the interface name and translate it. */ 2345 error = copyin((void *)args->arg, lifname, LINUX_IFNAMSIZ); 2346 if (error != 0) 2347 return (error); 2348 memset(ifname, 0, sizeof(ifname)); 2349 ifp = ifname_linux_to_bsd(td, lifname, ifname); 2350 if (ifp == NULL) 2351 return (EINVAL); 2352 /* 2353 * We need to copy it back out in case we pass the 2354 * request on to our native ioctl(), which will expect 2355 * the ifreq to be in user space and have the correct 2356 * interface name. 2357 */ 2358 error = copyout(ifname, (void *)args->arg, IFNAMSIZ); 2359 if (error != 0) 2360 return (error); 2361 break; 2362 2363 default: 2364 return (ENOIOCTL); 2365 } 2366 2367 switch (args->cmd & 0xffff) { 2368 2369 case LINUX_FIOSETOWN: 2370 args->cmd = FIOSETOWN; 2371 error = sys_ioctl(td, (struct ioctl_args *)args); 2372 break; 2373 2374 case LINUX_SIOCSPGRP: 2375 args->cmd = SIOCSPGRP; 2376 error = sys_ioctl(td, (struct ioctl_args *)args); 2377 break; 2378 2379 case LINUX_FIOGETOWN: 2380 args->cmd = FIOGETOWN; 2381 error = sys_ioctl(td, (struct ioctl_args *)args); 2382 break; 2383 2384 case LINUX_SIOCGPGRP: 2385 args->cmd = SIOCGPGRP; 2386 error = sys_ioctl(td, (struct ioctl_args *)args); 2387 break; 2388 2389 case LINUX_SIOCATMARK: 2390 args->cmd = SIOCATMARK; 2391 error = sys_ioctl(td, (struct ioctl_args *)args); 2392 break; 2393 2394 /* LINUX_SIOCGSTAMP */ 2395 2396 case LINUX_SIOCGIFNAME: 2397 error = linux_ioctl_ifname(td, (struct l_ifreq *)args->arg); 2398 break; 2399 2400 case LINUX_SIOCGIFCONF: 2401 error = linux_ifconf(td, (struct ifconf *)args->arg); 2402 break; 2403 2404 case LINUX_SIOCGIFFLAGS: 2405 args->cmd = SIOCGIFFLAGS; 2406 error = linux_gifflags(td, ifp, (struct l_ifreq *)args->arg); 2407 break; 2408 2409 case LINUX_SIOCGIFADDR: 2410 args->cmd = SIOCGIFADDR; 2411 error = sys_ioctl(td, (struct ioctl_args *)args); 2412 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2413 break; 2414 2415 case LINUX_SIOCSIFADDR: 2416 /* XXX probably doesn't work, included for completeness */ 2417 args->cmd = SIOCSIFADDR; 2418 error = sys_ioctl(td, (struct ioctl_args *)args); 2419 break; 2420 2421 case LINUX_SIOCGIFDSTADDR: 2422 args->cmd = SIOCGIFDSTADDR; 2423 error = sys_ioctl(td, (struct ioctl_args *)args); 2424 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2425 break; 2426 2427 case LINUX_SIOCGIFBRDADDR: 2428 args->cmd = SIOCGIFBRDADDR; 2429 error = sys_ioctl(td, (struct ioctl_args *)args); 2430 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2431 break; 2432 2433 case LINUX_SIOCGIFNETMASK: 2434 args->cmd = SIOCGIFNETMASK; 2435 error = sys_ioctl(td, (struct ioctl_args *)args); 2436 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2437 break; 2438 2439 case LINUX_SIOCSIFNETMASK: 2440 error = ENOIOCTL; 2441 break; 2442 2443 case LINUX_SIOCGIFMTU: 2444 args->cmd = SIOCGIFMTU; 2445 error = sys_ioctl(td, (struct ioctl_args *)args); 2446 break; 2447 2448 case LINUX_SIOCSIFMTU: 2449 args->cmd = SIOCSIFMTU; 2450 error = sys_ioctl(td, (struct ioctl_args *)args); 2451 break; 2452 2453 case LINUX_SIOCSIFNAME: 2454 error = ENOIOCTL; 2455 break; 2456 2457 case LINUX_SIOCGIFHWADDR: 2458 error = linux_gifhwaddr(ifp, (struct l_ifreq *)args->arg); 2459 break; 2460 2461 case LINUX_SIOCSIFHWADDR: 2462 error = ENOIOCTL; 2463 break; 2464 2465 case LINUX_SIOCADDMULTI: 2466 args->cmd = SIOCADDMULTI; 2467 error = sys_ioctl(td, (struct ioctl_args *)args); 2468 break; 2469 2470 case LINUX_SIOCDELMULTI: 2471 args->cmd = SIOCDELMULTI; 2472 error = sys_ioctl(td, (struct ioctl_args *)args); 2473 break; 2474 2475 case LINUX_SIOCGIFINDEX: 2476 args->cmd = SIOCGIFINDEX; 2477 error = sys_ioctl(td, (struct ioctl_args *)args); 2478 break; 2479 2480 case LINUX_SIOCGIFCOUNT: 2481 error = 0; 2482 break; 2483 2484 /* 2485 * XXX This is slightly bogus, but these ioctls are currently 2486 * XXX only used by the aironet (if_an) network driver. 2487 */ 2488 case LINUX_SIOCDEVPRIVATE: 2489 args->cmd = SIOCGPRIVATE_0; 2490 error = sys_ioctl(td, (struct ioctl_args *)args); 2491 break; 2492 2493 case LINUX_SIOCDEVPRIVATE+1: 2494 args->cmd = SIOCGPRIVATE_1; 2495 error = sys_ioctl(td, (struct ioctl_args *)args); 2496 break; 2497 } 2498 2499 if (ifp != NULL) 2500 /* restore the original interface name */ 2501 copyout(lifname, (void *)args->arg, LINUX_IFNAMSIZ); 2502 2503 return (error); 2504 } 2505 2506 /* 2507 * Device private ioctl handler 2508 */ 2509 static int 2510 linux_ioctl_private(struct thread *td, struct linux_ioctl_args *args) 2511 { 2512 struct file *fp; 2513 int error, type; 2514 2515 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 2516 if (error != 0) 2517 return (error); 2518 type = fp->f_type; 2519 fdrop(fp, td); 2520 if (type == DTYPE_SOCKET) 2521 return (linux_ioctl_socket(td, args)); 2522 return (ENOIOCTL); 2523 } 2524 2525 /* 2526 * DRM ioctl handler (sys/dev/drm) 2527 */ 2528 static int 2529 linux_ioctl_drm(struct thread *td, struct linux_ioctl_args *args) 2530 { 2531 args->cmd = SETDIR(args->cmd); 2532 return (sys_ioctl(td, (struct ioctl_args *)args)); 2533 } 2534 2535 #ifdef COMPAT_LINUX32 2536 #define CP(src,dst,fld) do { (dst).fld = (src).fld; } while (0) 2537 #define PTRIN_CP(src,dst,fld) \ 2538 do { (dst).fld = PTRIN((src).fld); } while (0) 2539 #define PTROUT_CP(src,dst,fld) \ 2540 do { (dst).fld = PTROUT((src).fld); } while (0) 2541 2542 static int 2543 linux_ioctl_sg_io(struct thread *td, struct linux_ioctl_args *args) 2544 { 2545 struct sg_io_hdr io; 2546 struct sg_io_hdr32 io32; 2547 struct file *fp; 2548 int error; 2549 2550 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 2551 if (error != 0) { 2552 printf("sg_linux_ioctl: fget returned %d\n", error); 2553 return (error); 2554 } 2555 2556 if ((error = copyin((void *)args->arg, &io32, sizeof(io32))) != 0) 2557 goto out; 2558 2559 CP(io32, io, interface_id); 2560 CP(io32, io, dxfer_direction); 2561 CP(io32, io, cmd_len); 2562 CP(io32, io, mx_sb_len); 2563 CP(io32, io, iovec_count); 2564 CP(io32, io, dxfer_len); 2565 PTRIN_CP(io32, io, dxferp); 2566 PTRIN_CP(io32, io, cmdp); 2567 PTRIN_CP(io32, io, sbp); 2568 CP(io32, io, timeout); 2569 CP(io32, io, flags); 2570 CP(io32, io, pack_id); 2571 PTRIN_CP(io32, io, usr_ptr); 2572 CP(io32, io, status); 2573 CP(io32, io, masked_status); 2574 CP(io32, io, msg_status); 2575 CP(io32, io, sb_len_wr); 2576 CP(io32, io, host_status); 2577 CP(io32, io, driver_status); 2578 CP(io32, io, resid); 2579 CP(io32, io, duration); 2580 CP(io32, io, info); 2581 2582 if ((error = fo_ioctl(fp, SG_IO, (caddr_t)&io, td->td_ucred, td)) != 0) 2583 goto out; 2584 2585 CP(io, io32, interface_id); 2586 CP(io, io32, dxfer_direction); 2587 CP(io, io32, cmd_len); 2588 CP(io, io32, mx_sb_len); 2589 CP(io, io32, iovec_count); 2590 CP(io, io32, dxfer_len); 2591 PTROUT_CP(io, io32, dxferp); 2592 PTROUT_CP(io, io32, cmdp); 2593 PTROUT_CP(io, io32, sbp); 2594 CP(io, io32, timeout); 2595 CP(io, io32, flags); 2596 CP(io, io32, pack_id); 2597 PTROUT_CP(io, io32, usr_ptr); 2598 CP(io, io32, status); 2599 CP(io, io32, masked_status); 2600 CP(io, io32, msg_status); 2601 CP(io, io32, sb_len_wr); 2602 CP(io, io32, host_status); 2603 CP(io, io32, driver_status); 2604 CP(io, io32, resid); 2605 CP(io, io32, duration); 2606 CP(io, io32, info); 2607 2608 error = copyout(&io32, (void *)args->arg, sizeof(io32)); 2609 2610 out: 2611 fdrop(fp, td); 2612 return (error); 2613 } 2614 #endif 2615 2616 static int 2617 linux_ioctl_sg(struct thread *td, struct linux_ioctl_args *args) 2618 { 2619 2620 switch (args->cmd) { 2621 case LINUX_SG_GET_VERSION_NUM: 2622 args->cmd = SG_GET_VERSION_NUM; 2623 break; 2624 case LINUX_SG_SET_TIMEOUT: 2625 args->cmd = SG_SET_TIMEOUT; 2626 break; 2627 case LINUX_SG_GET_TIMEOUT: 2628 args->cmd = SG_GET_TIMEOUT; 2629 break; 2630 case LINUX_SG_IO: 2631 args->cmd = SG_IO; 2632 #ifdef COMPAT_LINUX32 2633 return (linux_ioctl_sg_io(td, args)); 2634 #endif 2635 break; 2636 case LINUX_SG_GET_RESERVED_SIZE: 2637 args->cmd = SG_GET_RESERVED_SIZE; 2638 break; 2639 case LINUX_SG_GET_SCSI_ID: 2640 args->cmd = SG_GET_SCSI_ID; 2641 break; 2642 case LINUX_SG_GET_SG_TABLESIZE: 2643 args->cmd = SG_GET_SG_TABLESIZE; 2644 break; 2645 default: 2646 return (ENODEV); 2647 } 2648 return (sys_ioctl(td, (struct ioctl_args *)args)); 2649 } 2650 2651 /* 2652 * Video4Linux (V4L) ioctl handler 2653 */ 2654 static int 2655 linux_to_bsd_v4l_tuner(struct l_video_tuner *lvt, struct video_tuner *vt) 2656 { 2657 vt->tuner = lvt->tuner; 2658 strlcpy(vt->name, lvt->name, LINUX_VIDEO_TUNER_NAME_SIZE); 2659 vt->rangelow = lvt->rangelow; /* possible long size conversion */ 2660 vt->rangehigh = lvt->rangehigh; /* possible long size conversion */ 2661 vt->flags = lvt->flags; 2662 vt->mode = lvt->mode; 2663 vt->signal = lvt->signal; 2664 return (0); 2665 } 2666 2667 static int 2668 bsd_to_linux_v4l_tuner(struct video_tuner *vt, struct l_video_tuner *lvt) 2669 { 2670 lvt->tuner = vt->tuner; 2671 strlcpy(lvt->name, vt->name, LINUX_VIDEO_TUNER_NAME_SIZE); 2672 lvt->rangelow = vt->rangelow; /* possible long size conversion */ 2673 lvt->rangehigh = vt->rangehigh; /* possible long size conversion */ 2674 lvt->flags = vt->flags; 2675 lvt->mode = vt->mode; 2676 lvt->signal = vt->signal; 2677 return (0); 2678 } 2679 2680 #ifdef COMPAT_LINUX_V4L_CLIPLIST 2681 static int 2682 linux_to_bsd_v4l_clip(struct l_video_clip *lvc, struct video_clip *vc) 2683 { 2684 vc->x = lvc->x; 2685 vc->y = lvc->y; 2686 vc->width = lvc->width; 2687 vc->height = lvc->height; 2688 vc->next = PTRIN(lvc->next); /* possible pointer size conversion */ 2689 return (0); 2690 } 2691 #endif 2692 2693 static int 2694 linux_to_bsd_v4l_window(struct l_video_window *lvw, struct video_window *vw) 2695 { 2696 vw->x = lvw->x; 2697 vw->y = lvw->y; 2698 vw->width = lvw->width; 2699 vw->height = lvw->height; 2700 vw->chromakey = lvw->chromakey; 2701 vw->flags = lvw->flags; 2702 vw->clips = PTRIN(lvw->clips); /* possible pointer size conversion */ 2703 vw->clipcount = lvw->clipcount; 2704 return (0); 2705 } 2706 2707 static int 2708 bsd_to_linux_v4l_window(struct video_window *vw, struct l_video_window *lvw) 2709 { 2710 memset(lvw, 0, sizeof(*lvw)); 2711 2712 lvw->x = vw->x; 2713 lvw->y = vw->y; 2714 lvw->width = vw->width; 2715 lvw->height = vw->height; 2716 lvw->chromakey = vw->chromakey; 2717 lvw->flags = vw->flags; 2718 lvw->clips = PTROUT(vw->clips); /* possible pointer size conversion */ 2719 lvw->clipcount = vw->clipcount; 2720 return (0); 2721 } 2722 2723 static int 2724 linux_to_bsd_v4l_buffer(struct l_video_buffer *lvb, struct video_buffer *vb) 2725 { 2726 vb->base = PTRIN(lvb->base); /* possible pointer size conversion */ 2727 vb->height = lvb->height; 2728 vb->width = lvb->width; 2729 vb->depth = lvb->depth; 2730 vb->bytesperline = lvb->bytesperline; 2731 return (0); 2732 } 2733 2734 static int 2735 bsd_to_linux_v4l_buffer(struct video_buffer *vb, struct l_video_buffer *lvb) 2736 { 2737 lvb->base = PTROUT(vb->base); /* possible pointer size conversion */ 2738 lvb->height = vb->height; 2739 lvb->width = vb->width; 2740 lvb->depth = vb->depth; 2741 lvb->bytesperline = vb->bytesperline; 2742 return (0); 2743 } 2744 2745 static int 2746 linux_to_bsd_v4l_code(struct l_video_code *lvc, struct video_code *vc) 2747 { 2748 strlcpy(vc->loadwhat, lvc->loadwhat, LINUX_VIDEO_CODE_LOADWHAT_SIZE); 2749 vc->datasize = lvc->datasize; 2750 vc->data = PTRIN(lvc->data); /* possible pointer size conversion */ 2751 return (0); 2752 } 2753 2754 #ifdef COMPAT_LINUX_V4L_CLIPLIST 2755 static int 2756 linux_v4l_clip_copy(void *lvc, struct video_clip **ppvc) 2757 { 2758 int error; 2759 struct video_clip vclip; 2760 struct l_video_clip l_vclip; 2761 2762 error = copyin(lvc, &l_vclip, sizeof(l_vclip)); 2763 if (error) return (error); 2764 linux_to_bsd_v4l_clip(&l_vclip, &vclip); 2765 /* XXX: If there can be no concurrency: s/M_NOWAIT/M_WAITOK/ */ 2766 if ((*ppvc = malloc(sizeof(**ppvc), M_LINUX, M_NOWAIT)) == NULL) 2767 return (ENOMEM); /* XXX: Linux has no ENOMEM here. */ 2768 memcpy(*ppvc, &vclip, sizeof(vclip)); 2769 (*ppvc)->next = NULL; 2770 return (0); 2771 } 2772 2773 static int 2774 linux_v4l_cliplist_free(struct video_window *vw) 2775 { 2776 struct video_clip **ppvc; 2777 struct video_clip **ppvc_next; 2778 2779 for (ppvc = &(vw->clips); *ppvc != NULL; ppvc = ppvc_next) { 2780 ppvc_next = &((*ppvc)->next); 2781 free(*ppvc, M_LINUX); 2782 } 2783 vw->clips = NULL; 2784 2785 return (0); 2786 } 2787 2788 static int 2789 linux_v4l_cliplist_copy(struct l_video_window *lvw, struct video_window *vw) 2790 { 2791 int error; 2792 int clipcount; 2793 void *plvc; 2794 struct video_clip **ppvc; 2795 2796 /* 2797 * XXX: The cliplist is used to pass in a list of clipping 2798 * rectangles or, if clipcount == VIDEO_CLIP_BITMAP, a 2799 * clipping bitmap. Some Linux apps, however, appear to 2800 * leave cliplist and clips uninitialized. In any case, 2801 * the cliplist is not used by pwc(4), at the time of 2802 * writing, FreeBSD's only V4L driver. When a driver 2803 * that uses the cliplist is developed, this code may 2804 * need re-examiniation. 2805 */ 2806 error = 0; 2807 clipcount = vw->clipcount; 2808 if (clipcount == VIDEO_CLIP_BITMAP) { 2809 /* 2810 * In this case, the pointer (clips) is overloaded 2811 * to be a "void *" to a bitmap, therefore there 2812 * is no struct video_clip to copy now. 2813 */ 2814 } else if (clipcount > 0 && clipcount <= 16384) { 2815 /* 2816 * Clips points to list of clip rectangles, so 2817 * copy the list. 2818 * 2819 * XXX: Upper limit of 16384 was used here to try to 2820 * avoid cases when clipcount and clips pointer 2821 * are uninitialized and therefore have high random 2822 * values, as is the case in the Linux Skype 2823 * application. The value 16384 was chosen as that 2824 * is what is used in the Linux stradis(4) MPEG 2825 * decoder driver, the only place we found an 2826 * example of cliplist use. 2827 */ 2828 plvc = PTRIN(lvw->clips); 2829 vw->clips = NULL; 2830 ppvc = &(vw->clips); 2831 while (clipcount-- > 0) { 2832 if (plvc == NULL) { 2833 error = EFAULT; 2834 break; 2835 } else { 2836 error = linux_v4l_clip_copy(plvc, ppvc); 2837 if (error) { 2838 linux_v4l_cliplist_free(vw); 2839 break; 2840 } 2841 } 2842 ppvc = &((*ppvc)->next); 2843 plvc = PTRIN(((struct l_video_clip *) plvc)->next); 2844 } 2845 } else { 2846 /* 2847 * clipcount == 0 or negative (but not VIDEO_CLIP_BITMAP) 2848 * Force cliplist to null. 2849 */ 2850 vw->clipcount = 0; 2851 vw->clips = NULL; 2852 } 2853 return (error); 2854 } 2855 #endif 2856 2857 static int 2858 linux_ioctl_v4l(struct thread *td, struct linux_ioctl_args *args) 2859 { 2860 struct file *fp; 2861 int error; 2862 struct video_tuner vtun; 2863 struct video_window vwin; 2864 struct video_buffer vbuf; 2865 struct video_code vcode; 2866 struct l_video_tuner l_vtun; 2867 struct l_video_window l_vwin; 2868 struct l_video_buffer l_vbuf; 2869 struct l_video_code l_vcode; 2870 2871 switch (args->cmd & 0xffff) { 2872 case LINUX_VIDIOCGCAP: args->cmd = VIDIOCGCAP; break; 2873 case LINUX_VIDIOCGCHAN: args->cmd = VIDIOCGCHAN; break; 2874 case LINUX_VIDIOCSCHAN: args->cmd = VIDIOCSCHAN; break; 2875 2876 case LINUX_VIDIOCGTUNER: 2877 error = fget(td, args->fd, 2878 &cap_ioctl_rights, &fp); 2879 if (error != 0) 2880 return (error); 2881 error = copyin((void *) args->arg, &l_vtun, sizeof(l_vtun)); 2882 if (error) { 2883 fdrop(fp, td); 2884 return (error); 2885 } 2886 linux_to_bsd_v4l_tuner(&l_vtun, &vtun); 2887 error = fo_ioctl(fp, VIDIOCGTUNER, &vtun, td->td_ucred, td); 2888 if (!error) { 2889 bsd_to_linux_v4l_tuner(&vtun, &l_vtun); 2890 error = copyout(&l_vtun, (void *) args->arg, 2891 sizeof(l_vtun)); 2892 } 2893 fdrop(fp, td); 2894 return (error); 2895 2896 case LINUX_VIDIOCSTUNER: 2897 error = fget(td, args->fd, 2898 &cap_ioctl_rights, &fp); 2899 if (error != 0) 2900 return (error); 2901 error = copyin((void *) args->arg, &l_vtun, sizeof(l_vtun)); 2902 if (error) { 2903 fdrop(fp, td); 2904 return (error); 2905 } 2906 linux_to_bsd_v4l_tuner(&l_vtun, &vtun); 2907 error = fo_ioctl(fp, VIDIOCSTUNER, &vtun, td->td_ucred, td); 2908 fdrop(fp, td); 2909 return (error); 2910 2911 case LINUX_VIDIOCGPICT: args->cmd = VIDIOCGPICT; break; 2912 case LINUX_VIDIOCSPICT: args->cmd = VIDIOCSPICT; break; 2913 case LINUX_VIDIOCCAPTURE: args->cmd = VIDIOCCAPTURE; break; 2914 2915 case LINUX_VIDIOCGWIN: 2916 error = fget(td, args->fd, 2917 &cap_ioctl_rights, &fp); 2918 if (error != 0) 2919 return (error); 2920 error = fo_ioctl(fp, VIDIOCGWIN, &vwin, td->td_ucred, td); 2921 if (!error) { 2922 bsd_to_linux_v4l_window(&vwin, &l_vwin); 2923 error = copyout(&l_vwin, (void *) args->arg, 2924 sizeof(l_vwin)); 2925 } 2926 fdrop(fp, td); 2927 return (error); 2928 2929 case LINUX_VIDIOCSWIN: 2930 error = fget(td, args->fd, 2931 &cap_ioctl_rights, &fp); 2932 if (error != 0) 2933 return (error); 2934 error = copyin((void *) args->arg, &l_vwin, sizeof(l_vwin)); 2935 if (error) { 2936 fdrop(fp, td); 2937 return (error); 2938 } 2939 linux_to_bsd_v4l_window(&l_vwin, &vwin); 2940 #ifdef COMPAT_LINUX_V4L_CLIPLIST 2941 error = linux_v4l_cliplist_copy(&l_vwin, &vwin); 2942 if (error) { 2943 fdrop(fp, td); 2944 return (error); 2945 } 2946 #endif 2947 error = fo_ioctl(fp, VIDIOCSWIN, &vwin, td->td_ucred, td); 2948 fdrop(fp, td); 2949 #ifdef COMPAT_LINUX_V4L_CLIPLIST 2950 linux_v4l_cliplist_free(&vwin); 2951 #endif 2952 return (error); 2953 2954 case LINUX_VIDIOCGFBUF: 2955 error = fget(td, args->fd, 2956 &cap_ioctl_rights, &fp); 2957 if (error != 0) 2958 return (error); 2959 error = fo_ioctl(fp, VIDIOCGFBUF, &vbuf, td->td_ucred, td); 2960 if (!error) { 2961 bsd_to_linux_v4l_buffer(&vbuf, &l_vbuf); 2962 error = copyout(&l_vbuf, (void *) args->arg, 2963 sizeof(l_vbuf)); 2964 } 2965 fdrop(fp, td); 2966 return (error); 2967 2968 case LINUX_VIDIOCSFBUF: 2969 error = fget(td, args->fd, 2970 &cap_ioctl_rights, &fp); 2971 if (error != 0) 2972 return (error); 2973 error = copyin((void *) args->arg, &l_vbuf, sizeof(l_vbuf)); 2974 if (error) { 2975 fdrop(fp, td); 2976 return (error); 2977 } 2978 linux_to_bsd_v4l_buffer(&l_vbuf, &vbuf); 2979 error = fo_ioctl(fp, VIDIOCSFBUF, &vbuf, td->td_ucred, td); 2980 fdrop(fp, td); 2981 return (error); 2982 2983 case LINUX_VIDIOCKEY: args->cmd = VIDIOCKEY; break; 2984 case LINUX_VIDIOCGFREQ: args->cmd = VIDIOCGFREQ; break; 2985 case LINUX_VIDIOCSFREQ: args->cmd = VIDIOCSFREQ; break; 2986 case LINUX_VIDIOCGAUDIO: args->cmd = VIDIOCGAUDIO; break; 2987 case LINUX_VIDIOCSAUDIO: args->cmd = VIDIOCSAUDIO; break; 2988 case LINUX_VIDIOCSYNC: args->cmd = VIDIOCSYNC; break; 2989 case LINUX_VIDIOCMCAPTURE: args->cmd = VIDIOCMCAPTURE; break; 2990 case LINUX_VIDIOCGMBUF: args->cmd = VIDIOCGMBUF; break; 2991 case LINUX_VIDIOCGUNIT: args->cmd = VIDIOCGUNIT; break; 2992 case LINUX_VIDIOCGCAPTURE: args->cmd = VIDIOCGCAPTURE; break; 2993 case LINUX_VIDIOCSCAPTURE: args->cmd = VIDIOCSCAPTURE; break; 2994 case LINUX_VIDIOCSPLAYMODE: args->cmd = VIDIOCSPLAYMODE; break; 2995 case LINUX_VIDIOCSWRITEMODE: args->cmd = VIDIOCSWRITEMODE; break; 2996 case LINUX_VIDIOCGPLAYINFO: args->cmd = VIDIOCGPLAYINFO; break; 2997 2998 case LINUX_VIDIOCSMICROCODE: 2999 error = fget(td, args->fd, 3000 &cap_ioctl_rights, &fp); 3001 if (error != 0) 3002 return (error); 3003 error = copyin((void *) args->arg, &l_vcode, sizeof(l_vcode)); 3004 if (error) { 3005 fdrop(fp, td); 3006 return (error); 3007 } 3008 linux_to_bsd_v4l_code(&l_vcode, &vcode); 3009 error = fo_ioctl(fp, VIDIOCSMICROCODE, &vcode, td->td_ucred, td); 3010 fdrop(fp, td); 3011 return (error); 3012 3013 case LINUX_VIDIOCGVBIFMT: args->cmd = VIDIOCGVBIFMT; break; 3014 case LINUX_VIDIOCSVBIFMT: args->cmd = VIDIOCSVBIFMT; break; 3015 default: return (ENOIOCTL); 3016 } 3017 3018 error = sys_ioctl(td, (struct ioctl_args *)args); 3019 return (error); 3020 } 3021 3022 /* 3023 * Special ioctl handler 3024 */ 3025 static int 3026 linux_ioctl_special(struct thread *td, struct linux_ioctl_args *args) 3027 { 3028 int error; 3029 3030 switch (args->cmd) { 3031 case LINUX_SIOCGIFADDR: 3032 args->cmd = SIOCGIFADDR; 3033 error = sys_ioctl(td, (struct ioctl_args *)args); 3034 break; 3035 case LINUX_SIOCSIFADDR: 3036 args->cmd = SIOCSIFADDR; 3037 error = sys_ioctl(td, (struct ioctl_args *)args); 3038 break; 3039 case LINUX_SIOCGIFFLAGS: 3040 args->cmd = SIOCGIFFLAGS; 3041 error = sys_ioctl(td, (struct ioctl_args *)args); 3042 break; 3043 default: 3044 error = ENOIOCTL; 3045 } 3046 3047 return (error); 3048 } 3049 3050 static int 3051 linux_to_bsd_v4l2_standard(struct l_v4l2_standard *lvstd, struct v4l2_standard *vstd) 3052 { 3053 vstd->index = lvstd->index; 3054 vstd->id = lvstd->id; 3055 CTASSERT(sizeof(vstd->name) == sizeof(lvstd->name)); 3056 memcpy(vstd->name, lvstd->name, sizeof(vstd->name)); 3057 vstd->frameperiod = lvstd->frameperiod; 3058 vstd->framelines = lvstd->framelines; 3059 CTASSERT(sizeof(vstd->reserved) == sizeof(lvstd->reserved)); 3060 memcpy(vstd->reserved, lvstd->reserved, sizeof(vstd->reserved)); 3061 return (0); 3062 } 3063 3064 static int 3065 bsd_to_linux_v4l2_standard(struct v4l2_standard *vstd, struct l_v4l2_standard *lvstd) 3066 { 3067 lvstd->index = vstd->index; 3068 lvstd->id = vstd->id; 3069 CTASSERT(sizeof(vstd->name) == sizeof(lvstd->name)); 3070 memcpy(lvstd->name, vstd->name, sizeof(lvstd->name)); 3071 lvstd->frameperiod = vstd->frameperiod; 3072 lvstd->framelines = vstd->framelines; 3073 CTASSERT(sizeof(vstd->reserved) == sizeof(lvstd->reserved)); 3074 memcpy(lvstd->reserved, vstd->reserved, sizeof(lvstd->reserved)); 3075 return (0); 3076 } 3077 3078 static int 3079 linux_to_bsd_v4l2_buffer(struct l_v4l2_buffer *lvb, struct v4l2_buffer *vb) 3080 { 3081 vb->index = lvb->index; 3082 vb->type = lvb->type; 3083 vb->bytesused = lvb->bytesused; 3084 vb->flags = lvb->flags; 3085 vb->field = lvb->field; 3086 vb->timestamp.tv_sec = lvb->timestamp.tv_sec; 3087 vb->timestamp.tv_usec = lvb->timestamp.tv_usec; 3088 memcpy(&vb->timecode, &lvb->timecode, sizeof (lvb->timecode)); 3089 vb->sequence = lvb->sequence; 3090 vb->memory = lvb->memory; 3091 if (lvb->memory == V4L2_MEMORY_USERPTR) 3092 /* possible pointer size conversion */ 3093 vb->m.userptr = (unsigned long)PTRIN(lvb->m.userptr); 3094 else 3095 vb->m.offset = lvb->m.offset; 3096 vb->length = lvb->length; 3097 vb->input = lvb->input; 3098 vb->reserved = lvb->reserved; 3099 return (0); 3100 } 3101 3102 static int 3103 bsd_to_linux_v4l2_buffer(struct v4l2_buffer *vb, struct l_v4l2_buffer *lvb) 3104 { 3105 lvb->index = vb->index; 3106 lvb->type = vb->type; 3107 lvb->bytesused = vb->bytesused; 3108 lvb->flags = vb->flags; 3109 lvb->field = vb->field; 3110 lvb->timestamp.tv_sec = vb->timestamp.tv_sec; 3111 lvb->timestamp.tv_usec = vb->timestamp.tv_usec; 3112 memcpy(&lvb->timecode, &vb->timecode, sizeof (vb->timecode)); 3113 lvb->sequence = vb->sequence; 3114 lvb->memory = vb->memory; 3115 if (vb->memory == V4L2_MEMORY_USERPTR) 3116 /* possible pointer size conversion */ 3117 lvb->m.userptr = PTROUT(vb->m.userptr); 3118 else 3119 lvb->m.offset = vb->m.offset; 3120 lvb->length = vb->length; 3121 lvb->input = vb->input; 3122 lvb->reserved = vb->reserved; 3123 return (0); 3124 } 3125 3126 static int 3127 linux_to_bsd_v4l2_format(struct l_v4l2_format *lvf, struct v4l2_format *vf) 3128 { 3129 vf->type = lvf->type; 3130 if (lvf->type == V4L2_BUF_TYPE_VIDEO_OVERLAY 3131 #ifdef V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3132 || lvf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3133 #endif 3134 ) 3135 /* 3136 * XXX TODO - needs 32 -> 64 bit conversion: 3137 * (unused by webcams?) 3138 */ 3139 return (EINVAL); 3140 memcpy(&vf->fmt, &lvf->fmt, sizeof(vf->fmt)); 3141 return (0); 3142 } 3143 3144 static int 3145 bsd_to_linux_v4l2_format(struct v4l2_format *vf, struct l_v4l2_format *lvf) 3146 { 3147 lvf->type = vf->type; 3148 if (vf->type == V4L2_BUF_TYPE_VIDEO_OVERLAY 3149 #ifdef V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3150 || vf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3151 #endif 3152 ) 3153 /* 3154 * XXX TODO - needs 32 -> 64 bit conversion: 3155 * (unused by webcams?) 3156 */ 3157 return (EINVAL); 3158 memcpy(&lvf->fmt, &vf->fmt, sizeof(vf->fmt)); 3159 return (0); 3160 } 3161 static int 3162 linux_ioctl_v4l2(struct thread *td, struct linux_ioctl_args *args) 3163 { 3164 struct file *fp; 3165 int error; 3166 struct v4l2_format vformat; 3167 struct l_v4l2_format l_vformat; 3168 struct v4l2_standard vstd; 3169 struct l_v4l2_standard l_vstd; 3170 struct l_v4l2_buffer l_vbuf; 3171 struct v4l2_buffer vbuf; 3172 struct v4l2_input vinp; 3173 3174 switch (args->cmd & 0xffff) { 3175 case LINUX_VIDIOC_RESERVED: 3176 case LINUX_VIDIOC_LOG_STATUS: 3177 if ((args->cmd & IOC_DIRMASK) != LINUX_IOC_VOID) 3178 return (ENOIOCTL); 3179 args->cmd = (args->cmd & 0xffff) | IOC_VOID; 3180 break; 3181 3182 case LINUX_VIDIOC_OVERLAY: 3183 case LINUX_VIDIOC_STREAMON: 3184 case LINUX_VIDIOC_STREAMOFF: 3185 case LINUX_VIDIOC_S_STD: 3186 case LINUX_VIDIOC_S_TUNER: 3187 case LINUX_VIDIOC_S_AUDIO: 3188 case LINUX_VIDIOC_S_AUDOUT: 3189 case LINUX_VIDIOC_S_MODULATOR: 3190 case LINUX_VIDIOC_S_FREQUENCY: 3191 case LINUX_VIDIOC_S_CROP: 3192 case LINUX_VIDIOC_S_JPEGCOMP: 3193 case LINUX_VIDIOC_S_PRIORITY: 3194 case LINUX_VIDIOC_DBG_S_REGISTER: 3195 case LINUX_VIDIOC_S_HW_FREQ_SEEK: 3196 case LINUX_VIDIOC_SUBSCRIBE_EVENT: 3197 case LINUX_VIDIOC_UNSUBSCRIBE_EVENT: 3198 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_IN; 3199 break; 3200 3201 case LINUX_VIDIOC_QUERYCAP: 3202 case LINUX_VIDIOC_G_STD: 3203 case LINUX_VIDIOC_G_AUDIO: 3204 case LINUX_VIDIOC_G_INPUT: 3205 case LINUX_VIDIOC_G_OUTPUT: 3206 case LINUX_VIDIOC_G_AUDOUT: 3207 case LINUX_VIDIOC_G_JPEGCOMP: 3208 case LINUX_VIDIOC_QUERYSTD: 3209 case LINUX_VIDIOC_G_PRIORITY: 3210 case LINUX_VIDIOC_QUERY_DV_PRESET: 3211 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_OUT; 3212 break; 3213 3214 case LINUX_VIDIOC_ENUM_FMT: 3215 case LINUX_VIDIOC_REQBUFS: 3216 case LINUX_VIDIOC_G_PARM: 3217 case LINUX_VIDIOC_S_PARM: 3218 case LINUX_VIDIOC_G_CTRL: 3219 case LINUX_VIDIOC_S_CTRL: 3220 case LINUX_VIDIOC_G_TUNER: 3221 case LINUX_VIDIOC_QUERYCTRL: 3222 case LINUX_VIDIOC_QUERYMENU: 3223 case LINUX_VIDIOC_S_INPUT: 3224 case LINUX_VIDIOC_S_OUTPUT: 3225 case LINUX_VIDIOC_ENUMOUTPUT: 3226 case LINUX_VIDIOC_G_MODULATOR: 3227 case LINUX_VIDIOC_G_FREQUENCY: 3228 case LINUX_VIDIOC_CROPCAP: 3229 case LINUX_VIDIOC_G_CROP: 3230 case LINUX_VIDIOC_ENUMAUDIO: 3231 case LINUX_VIDIOC_ENUMAUDOUT: 3232 case LINUX_VIDIOC_G_SLICED_VBI_CAP: 3233 #ifdef VIDIOC_ENUM_FRAMESIZES 3234 case LINUX_VIDIOC_ENUM_FRAMESIZES: 3235 case LINUX_VIDIOC_ENUM_FRAMEINTERVALS: 3236 case LINUX_VIDIOC_ENCODER_CMD: 3237 case LINUX_VIDIOC_TRY_ENCODER_CMD: 3238 #endif 3239 case LINUX_VIDIOC_DBG_G_REGISTER: 3240 case LINUX_VIDIOC_DBG_G_CHIP_IDENT: 3241 case LINUX_VIDIOC_ENUM_DV_PRESETS: 3242 case LINUX_VIDIOC_S_DV_PRESET: 3243 case LINUX_VIDIOC_G_DV_PRESET: 3244 case LINUX_VIDIOC_S_DV_TIMINGS: 3245 case LINUX_VIDIOC_G_DV_TIMINGS: 3246 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_INOUT; 3247 break; 3248 3249 case LINUX_VIDIOC_G_FMT: 3250 case LINUX_VIDIOC_S_FMT: 3251 case LINUX_VIDIOC_TRY_FMT: 3252 error = copyin((void *)args->arg, &l_vformat, sizeof(l_vformat)); 3253 if (error) 3254 return (error); 3255 error = fget(td, args->fd, 3256 &cap_ioctl_rights, &fp); 3257 if (error) 3258 return (error); 3259 if (linux_to_bsd_v4l2_format(&l_vformat, &vformat) != 0) 3260 error = EINVAL; 3261 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_G_FMT) 3262 error = fo_ioctl(fp, VIDIOC_G_FMT, &vformat, 3263 td->td_ucred, td); 3264 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_S_FMT) 3265 error = fo_ioctl(fp, VIDIOC_S_FMT, &vformat, 3266 td->td_ucred, td); 3267 else 3268 error = fo_ioctl(fp, VIDIOC_TRY_FMT, &vformat, 3269 td->td_ucred, td); 3270 bsd_to_linux_v4l2_format(&vformat, &l_vformat); 3271 copyout(&l_vformat, (void *)args->arg, sizeof(l_vformat)); 3272 fdrop(fp, td); 3273 return (error); 3274 3275 case LINUX_VIDIOC_ENUMSTD: 3276 error = copyin((void *)args->arg, &l_vstd, sizeof(l_vstd)); 3277 if (error) 3278 return (error); 3279 linux_to_bsd_v4l2_standard(&l_vstd, &vstd); 3280 error = fget(td, args->fd, 3281 &cap_ioctl_rights, &fp); 3282 if (error) 3283 return (error); 3284 error = fo_ioctl(fp, VIDIOC_ENUMSTD, (caddr_t)&vstd, 3285 td->td_ucred, td); 3286 if (error) { 3287 fdrop(fp, td); 3288 return (error); 3289 } 3290 bsd_to_linux_v4l2_standard(&vstd, &l_vstd); 3291 error = copyout(&l_vstd, (void *)args->arg, sizeof(l_vstd)); 3292 fdrop(fp, td); 3293 return (error); 3294 3295 case LINUX_VIDIOC_ENUMINPUT: 3296 /* 3297 * The Linux struct l_v4l2_input differs only in size, 3298 * it has no padding at the end. 3299 */ 3300 error = copyin((void *)args->arg, &vinp, 3301 sizeof(struct l_v4l2_input)); 3302 if (error != 0) 3303 return (error); 3304 error = fget(td, args->fd, 3305 &cap_ioctl_rights, &fp); 3306 if (error != 0) 3307 return (error); 3308 error = fo_ioctl(fp, VIDIOC_ENUMINPUT, (caddr_t)&vinp, 3309 td->td_ucred, td); 3310 if (error) { 3311 fdrop(fp, td); 3312 return (error); 3313 } 3314 error = copyout(&vinp, (void *)args->arg, 3315 sizeof(struct l_v4l2_input)); 3316 fdrop(fp, td); 3317 return (error); 3318 3319 case LINUX_VIDIOC_QUERYBUF: 3320 case LINUX_VIDIOC_QBUF: 3321 case LINUX_VIDIOC_DQBUF: 3322 error = copyin((void *)args->arg, &l_vbuf, sizeof(l_vbuf)); 3323 if (error) 3324 return (error); 3325 error = fget(td, args->fd, 3326 &cap_ioctl_rights, &fp); 3327 if (error) 3328 return (error); 3329 linux_to_bsd_v4l2_buffer(&l_vbuf, &vbuf); 3330 if ((args->cmd & 0xffff) == LINUX_VIDIOC_QUERYBUF) 3331 error = fo_ioctl(fp, VIDIOC_QUERYBUF, &vbuf, 3332 td->td_ucred, td); 3333 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_QBUF) 3334 error = fo_ioctl(fp, VIDIOC_QBUF, &vbuf, 3335 td->td_ucred, td); 3336 else 3337 error = fo_ioctl(fp, VIDIOC_DQBUF, &vbuf, 3338 td->td_ucred, td); 3339 bsd_to_linux_v4l2_buffer(&vbuf, &l_vbuf); 3340 copyout(&l_vbuf, (void *)args->arg, sizeof(l_vbuf)); 3341 fdrop(fp, td); 3342 return (error); 3343 3344 /* 3345 * XXX TODO - these need 32 -> 64 bit conversion: 3346 * (are any of them needed for webcams?) 3347 */ 3348 case LINUX_VIDIOC_G_FBUF: 3349 case LINUX_VIDIOC_S_FBUF: 3350 3351 case LINUX_VIDIOC_G_EXT_CTRLS: 3352 case LINUX_VIDIOC_S_EXT_CTRLS: 3353 case LINUX_VIDIOC_TRY_EXT_CTRLS: 3354 3355 case LINUX_VIDIOC_DQEVENT: 3356 3357 default: return (ENOIOCTL); 3358 } 3359 3360 error = sys_ioctl(td, (struct ioctl_args *)args); 3361 return (error); 3362 } 3363 3364 /* 3365 * Support for emulators/linux-libusb. This port uses FBSD_LUSB* macros 3366 * instead of USB* ones. This lets us to provide correct values for cmd. 3367 * 0xffffffe0 -- 0xffffffff range seemed to be the least collision-prone. 3368 */ 3369 static int 3370 linux_ioctl_fbsd_usb(struct thread *td, struct linux_ioctl_args *args) 3371 { 3372 int error; 3373 3374 error = 0; 3375 switch (args->cmd) { 3376 case FBSD_LUSB_DEVICEENUMERATE: 3377 args->cmd = USB_DEVICEENUMERATE; 3378 break; 3379 case FBSD_LUSB_DEV_QUIRK_ADD: 3380 args->cmd = USB_DEV_QUIRK_ADD; 3381 break; 3382 case FBSD_LUSB_DEV_QUIRK_GET: 3383 args->cmd = USB_DEV_QUIRK_GET; 3384 break; 3385 case FBSD_LUSB_DEV_QUIRK_REMOVE: 3386 args->cmd = USB_DEV_QUIRK_REMOVE; 3387 break; 3388 case FBSD_LUSB_DO_REQUEST: 3389 args->cmd = USB_DO_REQUEST; 3390 break; 3391 case FBSD_LUSB_FS_CLEAR_STALL_SYNC: 3392 args->cmd = USB_FS_CLEAR_STALL_SYNC; 3393 break; 3394 case FBSD_LUSB_FS_CLOSE: 3395 args->cmd = USB_FS_CLOSE; 3396 break; 3397 case FBSD_LUSB_FS_COMPLETE: 3398 args->cmd = USB_FS_COMPLETE; 3399 break; 3400 case FBSD_LUSB_FS_INIT: 3401 args->cmd = USB_FS_INIT; 3402 break; 3403 case FBSD_LUSB_FS_OPEN: 3404 args->cmd = USB_FS_OPEN; 3405 break; 3406 case FBSD_LUSB_FS_START: 3407 args->cmd = USB_FS_START; 3408 break; 3409 case FBSD_LUSB_FS_STOP: 3410 args->cmd = USB_FS_STOP; 3411 break; 3412 case FBSD_LUSB_FS_UNINIT: 3413 args->cmd = USB_FS_UNINIT; 3414 break; 3415 case FBSD_LUSB_GET_CONFIG: 3416 args->cmd = USB_GET_CONFIG; 3417 break; 3418 case FBSD_LUSB_GET_DEVICEINFO: 3419 args->cmd = USB_GET_DEVICEINFO; 3420 break; 3421 case FBSD_LUSB_GET_DEVICE_DESC: 3422 args->cmd = USB_GET_DEVICE_DESC; 3423 break; 3424 case FBSD_LUSB_GET_FULL_DESC: 3425 args->cmd = USB_GET_FULL_DESC; 3426 break; 3427 case FBSD_LUSB_GET_IFACE_DRIVER: 3428 args->cmd = USB_GET_IFACE_DRIVER; 3429 break; 3430 case FBSD_LUSB_GET_PLUGTIME: 3431 args->cmd = USB_GET_PLUGTIME; 3432 break; 3433 case FBSD_LUSB_GET_POWER_MODE: 3434 args->cmd = USB_GET_POWER_MODE; 3435 break; 3436 case FBSD_LUSB_GET_REPORT_DESC: 3437 args->cmd = USB_GET_REPORT_DESC; 3438 break; 3439 case FBSD_LUSB_GET_REPORT_ID: 3440 args->cmd = USB_GET_REPORT_ID; 3441 break; 3442 case FBSD_LUSB_GET_TEMPLATE: 3443 args->cmd = USB_GET_TEMPLATE; 3444 break; 3445 case FBSD_LUSB_IFACE_DRIVER_ACTIVE: 3446 args->cmd = USB_IFACE_DRIVER_ACTIVE; 3447 break; 3448 case FBSD_LUSB_IFACE_DRIVER_DETACH: 3449 args->cmd = USB_IFACE_DRIVER_DETACH; 3450 break; 3451 case FBSD_LUSB_QUIRK_NAME_GET: 3452 args->cmd = USB_QUIRK_NAME_GET; 3453 break; 3454 case FBSD_LUSB_READ_DIR: 3455 args->cmd = USB_READ_DIR; 3456 break; 3457 case FBSD_LUSB_SET_ALTINTERFACE: 3458 args->cmd = USB_SET_ALTINTERFACE; 3459 break; 3460 case FBSD_LUSB_SET_CONFIG: 3461 args->cmd = USB_SET_CONFIG; 3462 break; 3463 case FBSD_LUSB_SET_IMMED: 3464 args->cmd = USB_SET_IMMED; 3465 break; 3466 case FBSD_LUSB_SET_POWER_MODE: 3467 args->cmd = USB_SET_POWER_MODE; 3468 break; 3469 case FBSD_LUSB_SET_TEMPLATE: 3470 args->cmd = USB_SET_TEMPLATE; 3471 break; 3472 case FBSD_LUSB_FS_OPEN_STREAM: 3473 args->cmd = USB_FS_OPEN_STREAM; 3474 break; 3475 case FBSD_LUSB_GET_DEV_PORT_PATH: 3476 args->cmd = USB_GET_DEV_PORT_PATH; 3477 break; 3478 case FBSD_LUSB_GET_POWER_USAGE: 3479 args->cmd = USB_GET_POWER_USAGE; 3480 break; 3481 default: 3482 error = ENOIOCTL; 3483 } 3484 if (error != ENOIOCTL) 3485 error = sys_ioctl(td, (struct ioctl_args *)args); 3486 return (error); 3487 } 3488 3489 /* 3490 * Some evdev ioctls must be translated. 3491 * - EVIOCGMTSLOTS is a IOC_READ ioctl on Linux although it has input data 3492 * (must be IOC_INOUT on FreeBSD). 3493 * - On Linux, EVIOCGRAB, EVIOCREVOKE and EVIOCRMFF are defined as _IOW with 3494 * an int argument. You don't pass an int pointer to the ioctl(), however, 3495 * but just the int directly. On FreeBSD, they are defined as _IOWINT for 3496 * this to work. 3497 */ 3498 static int 3499 linux_ioctl_evdev(struct thread *td, struct linux_ioctl_args *args) 3500 { 3501 struct file *fp; 3502 clockid_t clock; 3503 int error; 3504 3505 args->cmd = SETDIR(args->cmd); 3506 3507 switch (args->cmd) { 3508 case (EVIOCGRAB & ~IOC_DIRMASK) | IOC_IN: 3509 args->cmd = EVIOCGRAB; 3510 break; 3511 case (EVIOCREVOKE & ~IOC_DIRMASK) | IOC_IN: 3512 args->cmd = EVIOCREVOKE; 3513 break; 3514 case (EVIOCRMFF & ~IOC_DIRMASK) | IOC_IN: 3515 args->cmd = EVIOCRMFF; 3516 break; 3517 case EVIOCSCLOCKID: { 3518 error = copyin(PTRIN(args->arg), &clock, sizeof(clock)); 3519 if (error != 0) 3520 return (error); 3521 if (clock & ~(LINUX_IOCTL_EVDEV_CLK)) 3522 return (EINVAL); 3523 error = linux_to_native_clockid(&clock, clock); 3524 if (error != 0) 3525 return (error); 3526 3527 error = fget(td, args->fd, 3528 &cap_ioctl_rights, &fp); 3529 if (error != 0) 3530 return (error); 3531 3532 error = fo_ioctl(fp, EVIOCSCLOCKID, &clock, td->td_ucred, td); 3533 fdrop(fp, td); 3534 return (error); 3535 } 3536 default: 3537 break; 3538 } 3539 3540 if (IOCBASECMD(args->cmd) == 3541 ((EVIOCGMTSLOTS(0) & ~IOC_DIRMASK) | IOC_OUT)) 3542 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_INOUT; 3543 3544 return (sys_ioctl(td, (struct ioctl_args *)args)); 3545 } 3546 3547 /* 3548 * main ioctl syscall function 3549 */ 3550 3551 int 3552 linux_ioctl(struct thread *td, struct linux_ioctl_args *args) 3553 { 3554 struct file *fp; 3555 struct linux_ioctl_handler_element *he; 3556 int error, cmd; 3557 3558 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 3559 if (error != 0) 3560 return (error); 3561 if ((fp->f_flag & (FREAD|FWRITE)) == 0) { 3562 fdrop(fp, td); 3563 return (EBADF); 3564 } 3565 3566 /* Iterate over the ioctl handlers */ 3567 cmd = args->cmd & 0xffff; 3568 sx_slock(&linux_ioctl_sx); 3569 mtx_lock(&Giant); 3570 #ifdef COMPAT_LINUX32 3571 TAILQ_FOREACH(he, &linux32_ioctl_handlers, list) { 3572 if (cmd >= he->low && cmd <= he->high) { 3573 error = (*he->func)(td, args); 3574 if (error != ENOIOCTL) { 3575 mtx_unlock(&Giant); 3576 sx_sunlock(&linux_ioctl_sx); 3577 fdrop(fp, td); 3578 return (error); 3579 } 3580 } 3581 } 3582 #endif 3583 TAILQ_FOREACH(he, &linux_ioctl_handlers, list) { 3584 if (cmd >= he->low && cmd <= he->high) { 3585 error = (*he->func)(td, args); 3586 if (error != ENOIOCTL) { 3587 mtx_unlock(&Giant); 3588 sx_sunlock(&linux_ioctl_sx); 3589 fdrop(fp, td); 3590 return (error); 3591 } 3592 } 3593 } 3594 mtx_unlock(&Giant); 3595 sx_sunlock(&linux_ioctl_sx); 3596 fdrop(fp, td); 3597 3598 switch (args->cmd & 0xffff) { 3599 case LINUX_BTRFS_IOC_CLONE: 3600 case LINUX_FS_IOC_FIEMAP: 3601 return (ENOTSUP); 3602 3603 default: 3604 linux_msg(td, "ioctl fd=%d, cmd=0x%x ('%c',%d) is not implemented", 3605 args->fd, (int)(args->cmd & 0xffff), 3606 (int)(args->cmd & 0xff00) >> 8, (int)(args->cmd & 0xff)); 3607 break; 3608 } 3609 3610 return (EINVAL); 3611 } 3612 3613 int 3614 linux_ioctl_register_handler(struct linux_ioctl_handler *h) 3615 { 3616 struct linux_ioctl_handler_element *he, *cur; 3617 3618 if (h == NULL || h->func == NULL) 3619 return (EINVAL); 3620 3621 /* 3622 * Reuse the element if the handler is already on the list, otherwise 3623 * create a new element. 3624 */ 3625 sx_xlock(&linux_ioctl_sx); 3626 TAILQ_FOREACH(he, &linux_ioctl_handlers, list) { 3627 if (he->func == h->func) 3628 break; 3629 } 3630 if (he == NULL) { 3631 he = malloc(sizeof(*he), 3632 M_LINUX, M_WAITOK); 3633 he->func = h->func; 3634 } else 3635 TAILQ_REMOVE(&linux_ioctl_handlers, he, list); 3636 3637 /* Initialize range information. */ 3638 he->low = h->low; 3639 he->high = h->high; 3640 he->span = h->high - h->low + 1; 3641 3642 /* Add the element to the list, sorted on span. */ 3643 TAILQ_FOREACH(cur, &linux_ioctl_handlers, list) { 3644 if (cur->span > he->span) { 3645 TAILQ_INSERT_BEFORE(cur, he, list); 3646 sx_xunlock(&linux_ioctl_sx); 3647 return (0); 3648 } 3649 } 3650 TAILQ_INSERT_TAIL(&linux_ioctl_handlers, he, list); 3651 sx_xunlock(&linux_ioctl_sx); 3652 3653 return (0); 3654 } 3655 3656 int 3657 linux_ioctl_unregister_handler(struct linux_ioctl_handler *h) 3658 { 3659 struct linux_ioctl_handler_element *he; 3660 3661 if (h == NULL || h->func == NULL) 3662 return (EINVAL); 3663 3664 sx_xlock(&linux_ioctl_sx); 3665 TAILQ_FOREACH(he, &linux_ioctl_handlers, list) { 3666 if (he->func == h->func) { 3667 TAILQ_REMOVE(&linux_ioctl_handlers, he, list); 3668 sx_xunlock(&linux_ioctl_sx); 3669 free(he, M_LINUX); 3670 return (0); 3671 } 3672 } 3673 sx_xunlock(&linux_ioctl_sx); 3674 3675 return (EINVAL); 3676 } 3677 3678 #ifdef COMPAT_LINUX32 3679 int 3680 linux32_ioctl_register_handler(struct linux_ioctl_handler *h) 3681 { 3682 struct linux_ioctl_handler_element *he, *cur; 3683 3684 if (h == NULL || h->func == NULL) 3685 return (EINVAL); 3686 3687 /* 3688 * Reuse the element if the handler is already on the list, otherwise 3689 * create a new element. 3690 */ 3691 sx_xlock(&linux_ioctl_sx); 3692 TAILQ_FOREACH(he, &linux32_ioctl_handlers, list) { 3693 if (he->func == h->func) 3694 break; 3695 } 3696 if (he == NULL) { 3697 he = malloc(sizeof(*he), M_LINUX, M_WAITOK); 3698 he->func = h->func; 3699 } else 3700 TAILQ_REMOVE(&linux32_ioctl_handlers, he, list); 3701 3702 /* Initialize range information. */ 3703 he->low = h->low; 3704 he->high = h->high; 3705 he->span = h->high - h->low + 1; 3706 3707 /* Add the element to the list, sorted on span. */ 3708 TAILQ_FOREACH(cur, &linux32_ioctl_handlers, list) { 3709 if (cur->span > he->span) { 3710 TAILQ_INSERT_BEFORE(cur, he, list); 3711 sx_xunlock(&linux_ioctl_sx); 3712 return (0); 3713 } 3714 } 3715 TAILQ_INSERT_TAIL(&linux32_ioctl_handlers, he, list); 3716 sx_xunlock(&linux_ioctl_sx); 3717 3718 return (0); 3719 } 3720 3721 int 3722 linux32_ioctl_unregister_handler(struct linux_ioctl_handler *h) 3723 { 3724 struct linux_ioctl_handler_element *he; 3725 3726 if (h == NULL || h->func == NULL) 3727 return (EINVAL); 3728 3729 sx_xlock(&linux_ioctl_sx); 3730 TAILQ_FOREACH(he, &linux32_ioctl_handlers, list) { 3731 if (he->func == h->func) { 3732 TAILQ_REMOVE(&linux32_ioctl_handlers, he, list); 3733 sx_xunlock(&linux_ioctl_sx); 3734 free(he, M_LINUX); 3735 return (0); 3736 } 3737 } 3738 sx_xunlock(&linux_ioctl_sx); 3739 3740 return (EINVAL); 3741 } 3742 #endif 3743