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_ioctl.h> 85 #include <compat/linux/linux_mib.h> 86 #include <compat/linux/linux_socket.h> 87 #include <compat/linux/linux_timer.h> 88 #include <compat/linux/linux_util.h> 89 90 #include <contrib/v4l/videodev.h> 91 #include <compat/linux/linux_videodev_compat.h> 92 93 #include <contrib/v4l/videodev2.h> 94 #include <compat/linux/linux_videodev2_compat.h> 95 96 #include <cam/scsi/scsi_sg.h> 97 98 CTASSERT(LINUX_IFNAMSIZ == IFNAMSIZ); 99 100 static linux_ioctl_function_t linux_ioctl_cdrom; 101 static linux_ioctl_function_t linux_ioctl_vfat; 102 static linux_ioctl_function_t linux_ioctl_console; 103 static linux_ioctl_function_t linux_ioctl_hdio; 104 static linux_ioctl_function_t linux_ioctl_disk; 105 static linux_ioctl_function_t linux_ioctl_socket; 106 static linux_ioctl_function_t linux_ioctl_sound; 107 static linux_ioctl_function_t linux_ioctl_termio; 108 static linux_ioctl_function_t linux_ioctl_private; 109 static linux_ioctl_function_t linux_ioctl_drm; 110 static linux_ioctl_function_t linux_ioctl_sg; 111 static linux_ioctl_function_t linux_ioctl_v4l; 112 static linux_ioctl_function_t linux_ioctl_v4l2; 113 static linux_ioctl_function_t linux_ioctl_special; 114 static linux_ioctl_function_t linux_ioctl_fbsd_usb; 115 static linux_ioctl_function_t linux_ioctl_evdev; 116 117 static struct linux_ioctl_handler cdrom_handler = 118 { linux_ioctl_cdrom, LINUX_IOCTL_CDROM_MIN, LINUX_IOCTL_CDROM_MAX }; 119 static struct linux_ioctl_handler vfat_handler = 120 { linux_ioctl_vfat, LINUX_IOCTL_VFAT_MIN, LINUX_IOCTL_VFAT_MAX }; 121 static struct linux_ioctl_handler console_handler = 122 { linux_ioctl_console, LINUX_IOCTL_CONSOLE_MIN, LINUX_IOCTL_CONSOLE_MAX }; 123 static struct linux_ioctl_handler hdio_handler = 124 { linux_ioctl_hdio, LINUX_IOCTL_HDIO_MIN, LINUX_IOCTL_HDIO_MAX }; 125 static struct linux_ioctl_handler disk_handler = 126 { linux_ioctl_disk, LINUX_IOCTL_DISK_MIN, LINUX_IOCTL_DISK_MAX }; 127 static struct linux_ioctl_handler socket_handler = 128 { linux_ioctl_socket, LINUX_IOCTL_SOCKET_MIN, LINUX_IOCTL_SOCKET_MAX }; 129 static struct linux_ioctl_handler sound_handler = 130 { linux_ioctl_sound, LINUX_IOCTL_SOUND_MIN, LINUX_IOCTL_SOUND_MAX }; 131 static struct linux_ioctl_handler termio_handler = 132 { linux_ioctl_termio, LINUX_IOCTL_TERMIO_MIN, LINUX_IOCTL_TERMIO_MAX }; 133 static struct linux_ioctl_handler private_handler = 134 { linux_ioctl_private, LINUX_IOCTL_PRIVATE_MIN, LINUX_IOCTL_PRIVATE_MAX }; 135 static struct linux_ioctl_handler drm_handler = 136 { linux_ioctl_drm, LINUX_IOCTL_DRM_MIN, LINUX_IOCTL_DRM_MAX }; 137 static struct linux_ioctl_handler sg_handler = 138 { linux_ioctl_sg, LINUX_IOCTL_SG_MIN, LINUX_IOCTL_SG_MAX }; 139 static struct linux_ioctl_handler video_handler = 140 { linux_ioctl_v4l, LINUX_IOCTL_VIDEO_MIN, LINUX_IOCTL_VIDEO_MAX }; 141 static struct linux_ioctl_handler video2_handler = 142 { linux_ioctl_v4l2, LINUX_IOCTL_VIDEO2_MIN, LINUX_IOCTL_VIDEO2_MAX }; 143 static struct linux_ioctl_handler fbsd_usb = 144 { linux_ioctl_fbsd_usb, FBSD_LUSB_MIN, FBSD_LUSB_MAX }; 145 static struct linux_ioctl_handler evdev_handler = 146 { linux_ioctl_evdev, LINUX_IOCTL_EVDEV_MIN, LINUX_IOCTL_EVDEV_MAX }; 147 148 DATA_SET(linux_ioctl_handler_set, cdrom_handler); 149 DATA_SET(linux_ioctl_handler_set, vfat_handler); 150 DATA_SET(linux_ioctl_handler_set, console_handler); 151 DATA_SET(linux_ioctl_handler_set, hdio_handler); 152 DATA_SET(linux_ioctl_handler_set, disk_handler); 153 DATA_SET(linux_ioctl_handler_set, socket_handler); 154 DATA_SET(linux_ioctl_handler_set, sound_handler); 155 DATA_SET(linux_ioctl_handler_set, termio_handler); 156 DATA_SET(linux_ioctl_handler_set, private_handler); 157 DATA_SET(linux_ioctl_handler_set, drm_handler); 158 DATA_SET(linux_ioctl_handler_set, sg_handler); 159 DATA_SET(linux_ioctl_handler_set, video_handler); 160 DATA_SET(linux_ioctl_handler_set, video2_handler); 161 DATA_SET(linux_ioctl_handler_set, fbsd_usb); 162 DATA_SET(linux_ioctl_handler_set, evdev_handler); 163 164 #ifdef __i386__ 165 static TAILQ_HEAD(, linux_ioctl_handler_element) linux_ioctl_handlers = 166 TAILQ_HEAD_INITIALIZER(linux_ioctl_handlers); 167 static struct sx linux_ioctl_sx; 168 SX_SYSINIT(linux_ioctl, &linux_ioctl_sx, "Linux ioctl handlers"); 169 #else 170 extern TAILQ_HEAD(, linux_ioctl_handler_element) linux_ioctl_handlers; 171 extern struct sx linux_ioctl_sx; 172 #endif 173 #ifdef COMPAT_LINUX32 174 static TAILQ_HEAD(, linux_ioctl_handler_element) linux32_ioctl_handlers = 175 TAILQ_HEAD_INITIALIZER(linux32_ioctl_handlers); 176 #endif 177 178 /* 179 * hdio related ioctls for VMWare support 180 */ 181 182 struct linux_hd_geometry { 183 u_int8_t heads; 184 u_int8_t sectors; 185 u_int16_t cylinders; 186 u_int32_t start; 187 }; 188 189 struct linux_hd_big_geometry { 190 u_int8_t heads; 191 u_int8_t sectors; 192 u_int32_t cylinders; 193 u_int32_t start; 194 }; 195 196 static int 197 linux_ioctl_hdio(struct thread *td, struct linux_ioctl_args *args) 198 { 199 struct file *fp; 200 int error; 201 u_int sectorsize, fwcylinders, fwheads, fwsectors; 202 off_t mediasize, bytespercyl; 203 204 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 205 if (error != 0) 206 return (error); 207 switch (args->cmd & 0xffff) { 208 case LINUX_HDIO_GET_GEO: 209 case LINUX_HDIO_GET_GEO_BIG: 210 error = fo_ioctl(fp, DIOCGMEDIASIZE, 211 (caddr_t)&mediasize, td->td_ucred, td); 212 if (!error) 213 error = fo_ioctl(fp, DIOCGSECTORSIZE, 214 (caddr_t)§orsize, td->td_ucred, td); 215 if (!error) 216 error = fo_ioctl(fp, DIOCGFWHEADS, 217 (caddr_t)&fwheads, td->td_ucred, td); 218 if (!error) 219 error = fo_ioctl(fp, DIOCGFWSECTORS, 220 (caddr_t)&fwsectors, td->td_ucred, td); 221 /* 222 * XXX: DIOCGFIRSTOFFSET is not yet implemented, so 223 * so pretend that GEOM always says 0. This is NOT VALID 224 * for slices or partitions, only the per-disk raw devices. 225 */ 226 227 fdrop(fp, td); 228 if (error) 229 return (error); 230 /* 231 * 1. Calculate the number of bytes in a cylinder, 232 * given the firmware's notion of heads and sectors 233 * per cylinder. 234 * 2. Calculate the number of cylinders, given the total 235 * size of the media. 236 * All internal calculations should have 64-bit precision. 237 */ 238 bytespercyl = (off_t) sectorsize * fwheads * fwsectors; 239 fwcylinders = mediasize / bytespercyl; 240 #if defined(DEBUG) 241 linux_msg(td, "HDIO_GET_GEO: mediasize %jd, c/h/s %d/%d/%d, " 242 "bpc %jd", 243 (intmax_t)mediasize, fwcylinders, fwheads, fwsectors, 244 (intmax_t)bytespercyl); 245 #endif 246 if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO) { 247 struct linux_hd_geometry hdg; 248 249 hdg.cylinders = fwcylinders; 250 hdg.heads = fwheads; 251 hdg.sectors = fwsectors; 252 hdg.start = 0; 253 error = copyout(&hdg, (void *)args->arg, sizeof(hdg)); 254 } else if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO_BIG) { 255 struct linux_hd_big_geometry hdbg; 256 257 memset(&hdbg, 0, sizeof(hdbg)); 258 hdbg.cylinders = fwcylinders; 259 hdbg.heads = fwheads; 260 hdbg.sectors = fwsectors; 261 hdbg.start = 0; 262 error = copyout(&hdbg, (void *)args->arg, sizeof(hdbg)); 263 } 264 return (error); 265 break; 266 default: 267 /* XXX */ 268 linux_msg(td, 269 "ioctl fd=%d, cmd=0x%x ('%c',%d) is not implemented", 270 args->fd, (int)(args->cmd & 0xffff), 271 (int)(args->cmd & 0xff00) >> 8, 272 (int)(args->cmd & 0xff)); 273 break; 274 } 275 fdrop(fp, td); 276 return (ENOIOCTL); 277 } 278 279 static int 280 linux_ioctl_disk(struct thread *td, struct linux_ioctl_args *args) 281 { 282 struct file *fp; 283 int error; 284 u_int sectorsize; 285 off_t mediasize; 286 287 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 288 if (error != 0) 289 return (error); 290 switch (args->cmd & 0xffff) { 291 case LINUX_BLKGETSIZE: 292 error = fo_ioctl(fp, DIOCGSECTORSIZE, 293 (caddr_t)§orsize, td->td_ucred, td); 294 if (!error) 295 error = fo_ioctl(fp, DIOCGMEDIASIZE, 296 (caddr_t)&mediasize, td->td_ucred, td); 297 fdrop(fp, td); 298 if (error) 299 return (error); 300 sectorsize = mediasize / sectorsize; 301 /* 302 * XXX: How do we know we return the right size of integer ? 303 */ 304 return (copyout(§orsize, (void *)args->arg, 305 sizeof(sectorsize))); 306 break; 307 case LINUX_BLKSSZGET: 308 error = fo_ioctl(fp, DIOCGSECTORSIZE, 309 (caddr_t)§orsize, td->td_ucred, td); 310 fdrop(fp, td); 311 if (error) 312 return (error); 313 return (copyout(§orsize, (void *)args->arg, 314 sizeof(sectorsize))); 315 break; 316 } 317 fdrop(fp, td); 318 return (ENOIOCTL); 319 } 320 321 /* 322 * termio related ioctls 323 */ 324 325 struct linux_termio { 326 unsigned short c_iflag; 327 unsigned short c_oflag; 328 unsigned short c_cflag; 329 unsigned short c_lflag; 330 unsigned char c_line; 331 unsigned char c_cc[LINUX_NCC]; 332 }; 333 334 struct linux_termios { 335 unsigned int c_iflag; 336 unsigned int c_oflag; 337 unsigned int c_cflag; 338 unsigned int c_lflag; 339 unsigned char c_line; 340 unsigned char c_cc[LINUX_NCCS]; 341 }; 342 343 struct linux_winsize { 344 unsigned short ws_row, ws_col; 345 unsigned short ws_xpixel, ws_ypixel; 346 }; 347 348 struct speedtab { 349 int sp_speed; /* Speed. */ 350 int sp_code; /* Code. */ 351 }; 352 353 static struct speedtab sptab[] = { 354 { B0, LINUX_B0 }, { B50, LINUX_B50 }, 355 { B75, LINUX_B75 }, { B110, LINUX_B110 }, 356 { B134, LINUX_B134 }, { B150, LINUX_B150 }, 357 { B200, LINUX_B200 }, { B300, LINUX_B300 }, 358 { B600, LINUX_B600 }, { B1200, LINUX_B1200 }, 359 { B1800, LINUX_B1800 }, { B2400, LINUX_B2400 }, 360 { B4800, LINUX_B4800 }, { B9600, LINUX_B9600 }, 361 { B19200, LINUX_B19200 }, { B38400, LINUX_B38400 }, 362 { B57600, LINUX_B57600 }, { B115200, LINUX_B115200 }, 363 {-1, -1 } 364 }; 365 366 struct linux_serial_struct { 367 int type; 368 int line; 369 int port; 370 int irq; 371 int flags; 372 int xmit_fifo_size; 373 int custom_divisor; 374 int baud_base; 375 unsigned short close_delay; 376 char reserved_char[2]; 377 int hub6; 378 unsigned short closing_wait; 379 unsigned short closing_wait2; 380 int reserved[4]; 381 }; 382 383 static int 384 linux_to_bsd_speed(int code, struct speedtab *table) 385 { 386 for ( ; table->sp_code != -1; table++) 387 if (table->sp_code == code) 388 return (table->sp_speed); 389 return (-1); 390 } 391 392 static int 393 bsd_to_linux_speed(int speed, struct speedtab *table) 394 { 395 for ( ; table->sp_speed != -1; table++) 396 if (table->sp_speed == speed) 397 return (table->sp_code); 398 return (-1); 399 } 400 401 static void 402 bsd_to_linux_termios(struct termios *bios, struct linux_termios *lios) 403 { 404 int i; 405 406 #ifdef DEBUG 407 if (ldebug(ioctl)) { 408 printf("LINUX: BSD termios structure (input):\n"); 409 printf("i=%08x o=%08x c=%08x l=%08x ispeed=%d ospeed=%d\n", 410 bios->c_iflag, bios->c_oflag, bios->c_cflag, bios->c_lflag, 411 bios->c_ispeed, bios->c_ospeed); 412 printf("c_cc "); 413 for (i=0; i<NCCS; i++) 414 printf("%02x ", bios->c_cc[i]); 415 printf("\n"); 416 } 417 #endif 418 419 lios->c_iflag = 0; 420 if (bios->c_iflag & IGNBRK) 421 lios->c_iflag |= LINUX_IGNBRK; 422 if (bios->c_iflag & BRKINT) 423 lios->c_iflag |= LINUX_BRKINT; 424 if (bios->c_iflag & IGNPAR) 425 lios->c_iflag |= LINUX_IGNPAR; 426 if (bios->c_iflag & PARMRK) 427 lios->c_iflag |= LINUX_PARMRK; 428 if (bios->c_iflag & INPCK) 429 lios->c_iflag |= LINUX_INPCK; 430 if (bios->c_iflag & ISTRIP) 431 lios->c_iflag |= LINUX_ISTRIP; 432 if (bios->c_iflag & INLCR) 433 lios->c_iflag |= LINUX_INLCR; 434 if (bios->c_iflag & IGNCR) 435 lios->c_iflag |= LINUX_IGNCR; 436 if (bios->c_iflag & ICRNL) 437 lios->c_iflag |= LINUX_ICRNL; 438 if (bios->c_iflag & IXON) 439 lios->c_iflag |= LINUX_IXON; 440 if (bios->c_iflag & IXANY) 441 lios->c_iflag |= LINUX_IXANY; 442 if (bios->c_iflag & IXOFF) 443 lios->c_iflag |= LINUX_IXOFF; 444 if (bios->c_iflag & IMAXBEL) 445 lios->c_iflag |= LINUX_IMAXBEL; 446 447 lios->c_oflag = 0; 448 if (bios->c_oflag & OPOST) 449 lios->c_oflag |= LINUX_OPOST; 450 if (bios->c_oflag & ONLCR) 451 lios->c_oflag |= LINUX_ONLCR; 452 if (bios->c_oflag & TAB3) 453 lios->c_oflag |= LINUX_XTABS; 454 455 lios->c_cflag = bsd_to_linux_speed(bios->c_ispeed, sptab); 456 lios->c_cflag |= (bios->c_cflag & CSIZE) >> 4; 457 if (bios->c_cflag & CSTOPB) 458 lios->c_cflag |= LINUX_CSTOPB; 459 if (bios->c_cflag & CREAD) 460 lios->c_cflag |= LINUX_CREAD; 461 if (bios->c_cflag & PARENB) 462 lios->c_cflag |= LINUX_PARENB; 463 if (bios->c_cflag & PARODD) 464 lios->c_cflag |= LINUX_PARODD; 465 if (bios->c_cflag & HUPCL) 466 lios->c_cflag |= LINUX_HUPCL; 467 if (bios->c_cflag & CLOCAL) 468 lios->c_cflag |= LINUX_CLOCAL; 469 if (bios->c_cflag & CRTSCTS) 470 lios->c_cflag |= LINUX_CRTSCTS; 471 472 lios->c_lflag = 0; 473 if (bios->c_lflag & ISIG) 474 lios->c_lflag |= LINUX_ISIG; 475 if (bios->c_lflag & ICANON) 476 lios->c_lflag |= LINUX_ICANON; 477 if (bios->c_lflag & ECHO) 478 lios->c_lflag |= LINUX_ECHO; 479 if (bios->c_lflag & ECHOE) 480 lios->c_lflag |= LINUX_ECHOE; 481 if (bios->c_lflag & ECHOK) 482 lios->c_lflag |= LINUX_ECHOK; 483 if (bios->c_lflag & ECHONL) 484 lios->c_lflag |= LINUX_ECHONL; 485 if (bios->c_lflag & NOFLSH) 486 lios->c_lflag |= LINUX_NOFLSH; 487 if (bios->c_lflag & TOSTOP) 488 lios->c_lflag |= LINUX_TOSTOP; 489 if (bios->c_lflag & ECHOCTL) 490 lios->c_lflag |= LINUX_ECHOCTL; 491 if (bios->c_lflag & ECHOPRT) 492 lios->c_lflag |= LINUX_ECHOPRT; 493 if (bios->c_lflag & ECHOKE) 494 lios->c_lflag |= LINUX_ECHOKE; 495 if (bios->c_lflag & FLUSHO) 496 lios->c_lflag |= LINUX_FLUSHO; 497 if (bios->c_lflag & PENDIN) 498 lios->c_lflag |= LINUX_PENDIN; 499 if (bios->c_lflag & IEXTEN) 500 lios->c_lflag |= LINUX_IEXTEN; 501 502 for (i=0; i<LINUX_NCCS; i++) 503 lios->c_cc[i] = LINUX_POSIX_VDISABLE; 504 lios->c_cc[LINUX_VINTR] = bios->c_cc[VINTR]; 505 lios->c_cc[LINUX_VQUIT] = bios->c_cc[VQUIT]; 506 lios->c_cc[LINUX_VERASE] = bios->c_cc[VERASE]; 507 lios->c_cc[LINUX_VKILL] = bios->c_cc[VKILL]; 508 lios->c_cc[LINUX_VEOF] = bios->c_cc[VEOF]; 509 lios->c_cc[LINUX_VEOL] = bios->c_cc[VEOL]; 510 lios->c_cc[LINUX_VMIN] = bios->c_cc[VMIN]; 511 lios->c_cc[LINUX_VTIME] = bios->c_cc[VTIME]; 512 lios->c_cc[LINUX_VEOL2] = bios->c_cc[VEOL2]; 513 lios->c_cc[LINUX_VSUSP] = bios->c_cc[VSUSP]; 514 lios->c_cc[LINUX_VSTART] = bios->c_cc[VSTART]; 515 lios->c_cc[LINUX_VSTOP] = bios->c_cc[VSTOP]; 516 lios->c_cc[LINUX_VREPRINT] = bios->c_cc[VREPRINT]; 517 lios->c_cc[LINUX_VDISCARD] = bios->c_cc[VDISCARD]; 518 lios->c_cc[LINUX_VWERASE] = bios->c_cc[VWERASE]; 519 lios->c_cc[LINUX_VLNEXT] = bios->c_cc[VLNEXT]; 520 521 for (i=0; i<LINUX_NCCS; i++) { 522 if (i != LINUX_VMIN && i != LINUX_VTIME && 523 lios->c_cc[i] == _POSIX_VDISABLE) 524 lios->c_cc[i] = LINUX_POSIX_VDISABLE; 525 } 526 lios->c_line = 0; 527 528 #ifdef DEBUG 529 if (ldebug(ioctl)) { 530 printf("LINUX: LINUX termios structure (output):\n"); 531 printf("i=%08x o=%08x c=%08x l=%08x line=%d\n", 532 lios->c_iflag, lios->c_oflag, lios->c_cflag, 533 lios->c_lflag, (int)lios->c_line); 534 printf("c_cc "); 535 for (i=0; i<LINUX_NCCS; i++) 536 printf("%02x ", lios->c_cc[i]); 537 printf("\n"); 538 } 539 #endif 540 } 541 542 static void 543 linux_to_bsd_termios(struct linux_termios *lios, struct termios *bios) 544 { 545 int i; 546 547 #ifdef DEBUG 548 if (ldebug(ioctl)) { 549 printf("LINUX: LINUX termios structure (input):\n"); 550 printf("i=%08x o=%08x c=%08x l=%08x line=%d\n", 551 lios->c_iflag, lios->c_oflag, lios->c_cflag, 552 lios->c_lflag, (int)lios->c_line); 553 printf("c_cc "); 554 for (i=0; i<LINUX_NCCS; i++) 555 printf("%02x ", lios->c_cc[i]); 556 printf("\n"); 557 } 558 #endif 559 560 bios->c_iflag = 0; 561 if (lios->c_iflag & LINUX_IGNBRK) 562 bios->c_iflag |= IGNBRK; 563 if (lios->c_iflag & LINUX_BRKINT) 564 bios->c_iflag |= BRKINT; 565 if (lios->c_iflag & LINUX_IGNPAR) 566 bios->c_iflag |= IGNPAR; 567 if (lios->c_iflag & LINUX_PARMRK) 568 bios->c_iflag |= PARMRK; 569 if (lios->c_iflag & LINUX_INPCK) 570 bios->c_iflag |= INPCK; 571 if (lios->c_iflag & LINUX_ISTRIP) 572 bios->c_iflag |= ISTRIP; 573 if (lios->c_iflag & LINUX_INLCR) 574 bios->c_iflag |= INLCR; 575 if (lios->c_iflag & LINUX_IGNCR) 576 bios->c_iflag |= IGNCR; 577 if (lios->c_iflag & LINUX_ICRNL) 578 bios->c_iflag |= ICRNL; 579 if (lios->c_iflag & LINUX_IXON) 580 bios->c_iflag |= IXON; 581 if (lios->c_iflag & LINUX_IXANY) 582 bios->c_iflag |= IXANY; 583 if (lios->c_iflag & LINUX_IXOFF) 584 bios->c_iflag |= IXOFF; 585 if (lios->c_iflag & LINUX_IMAXBEL) 586 bios->c_iflag |= IMAXBEL; 587 588 bios->c_oflag = 0; 589 if (lios->c_oflag & LINUX_OPOST) 590 bios->c_oflag |= OPOST; 591 if (lios->c_oflag & LINUX_ONLCR) 592 bios->c_oflag |= ONLCR; 593 if (lios->c_oflag & LINUX_XTABS) 594 bios->c_oflag |= TAB3; 595 596 bios->c_cflag = (lios->c_cflag & LINUX_CSIZE) << 4; 597 if (lios->c_cflag & LINUX_CSTOPB) 598 bios->c_cflag |= CSTOPB; 599 if (lios->c_cflag & LINUX_CREAD) 600 bios->c_cflag |= CREAD; 601 if (lios->c_cflag & LINUX_PARENB) 602 bios->c_cflag |= PARENB; 603 if (lios->c_cflag & LINUX_PARODD) 604 bios->c_cflag |= PARODD; 605 if (lios->c_cflag & LINUX_HUPCL) 606 bios->c_cflag |= HUPCL; 607 if (lios->c_cflag & LINUX_CLOCAL) 608 bios->c_cflag |= CLOCAL; 609 if (lios->c_cflag & LINUX_CRTSCTS) 610 bios->c_cflag |= CRTSCTS; 611 612 bios->c_lflag = 0; 613 if (lios->c_lflag & LINUX_ISIG) 614 bios->c_lflag |= ISIG; 615 if (lios->c_lflag & LINUX_ICANON) 616 bios->c_lflag |= ICANON; 617 if (lios->c_lflag & LINUX_ECHO) 618 bios->c_lflag |= ECHO; 619 if (lios->c_lflag & LINUX_ECHOE) 620 bios->c_lflag |= ECHOE; 621 if (lios->c_lflag & LINUX_ECHOK) 622 bios->c_lflag |= ECHOK; 623 if (lios->c_lflag & LINUX_ECHONL) 624 bios->c_lflag |= ECHONL; 625 if (lios->c_lflag & LINUX_NOFLSH) 626 bios->c_lflag |= NOFLSH; 627 if (lios->c_lflag & LINUX_TOSTOP) 628 bios->c_lflag |= TOSTOP; 629 if (lios->c_lflag & LINUX_ECHOCTL) 630 bios->c_lflag |= ECHOCTL; 631 if (lios->c_lflag & LINUX_ECHOPRT) 632 bios->c_lflag |= ECHOPRT; 633 if (lios->c_lflag & LINUX_ECHOKE) 634 bios->c_lflag |= ECHOKE; 635 if (lios->c_lflag & LINUX_FLUSHO) 636 bios->c_lflag |= FLUSHO; 637 if (lios->c_lflag & LINUX_PENDIN) 638 bios->c_lflag |= PENDIN; 639 if (lios->c_lflag & LINUX_IEXTEN) 640 bios->c_lflag |= IEXTEN; 641 642 for (i=0; i<NCCS; i++) 643 bios->c_cc[i] = _POSIX_VDISABLE; 644 bios->c_cc[VINTR] = lios->c_cc[LINUX_VINTR]; 645 bios->c_cc[VQUIT] = lios->c_cc[LINUX_VQUIT]; 646 bios->c_cc[VERASE] = lios->c_cc[LINUX_VERASE]; 647 bios->c_cc[VKILL] = lios->c_cc[LINUX_VKILL]; 648 bios->c_cc[VEOF] = lios->c_cc[LINUX_VEOF]; 649 bios->c_cc[VEOL] = lios->c_cc[LINUX_VEOL]; 650 bios->c_cc[VMIN] = lios->c_cc[LINUX_VMIN]; 651 bios->c_cc[VTIME] = lios->c_cc[LINUX_VTIME]; 652 bios->c_cc[VEOL2] = lios->c_cc[LINUX_VEOL2]; 653 bios->c_cc[VSUSP] = lios->c_cc[LINUX_VSUSP]; 654 bios->c_cc[VSTART] = lios->c_cc[LINUX_VSTART]; 655 bios->c_cc[VSTOP] = lios->c_cc[LINUX_VSTOP]; 656 bios->c_cc[VREPRINT] = lios->c_cc[LINUX_VREPRINT]; 657 bios->c_cc[VDISCARD] = lios->c_cc[LINUX_VDISCARD]; 658 bios->c_cc[VWERASE] = lios->c_cc[LINUX_VWERASE]; 659 bios->c_cc[VLNEXT] = lios->c_cc[LINUX_VLNEXT]; 660 661 for (i=0; i<NCCS; i++) { 662 if (i != VMIN && i != VTIME && 663 bios->c_cc[i] == LINUX_POSIX_VDISABLE) 664 bios->c_cc[i] = _POSIX_VDISABLE; 665 } 666 667 bios->c_ispeed = bios->c_ospeed = 668 linux_to_bsd_speed(lios->c_cflag & LINUX_CBAUD, sptab); 669 670 #ifdef DEBUG 671 if (ldebug(ioctl)) { 672 printf("LINUX: BSD termios structure (output):\n"); 673 printf("i=%08x o=%08x c=%08x l=%08x ispeed=%d ospeed=%d\n", 674 bios->c_iflag, bios->c_oflag, bios->c_cflag, bios->c_lflag, 675 bios->c_ispeed, bios->c_ospeed); 676 printf("c_cc "); 677 for (i=0; i<NCCS; i++) 678 printf("%02x ", bios->c_cc[i]); 679 printf("\n"); 680 } 681 #endif 682 } 683 684 static void 685 bsd_to_linux_termio(struct termios *bios, struct linux_termio *lio) 686 { 687 struct linux_termios lios; 688 689 bsd_to_linux_termios(bios, &lios); 690 lio->c_iflag = lios.c_iflag; 691 lio->c_oflag = lios.c_oflag; 692 lio->c_cflag = lios.c_cflag; 693 lio->c_lflag = lios.c_lflag; 694 lio->c_line = lios.c_line; 695 memcpy(lio->c_cc, lios.c_cc, LINUX_NCC); 696 } 697 698 static void 699 linux_to_bsd_termio(struct linux_termio *lio, struct termios *bios) 700 { 701 struct linux_termios lios; 702 int i; 703 704 lios.c_iflag = lio->c_iflag; 705 lios.c_oflag = lio->c_oflag; 706 lios.c_cflag = lio->c_cflag; 707 lios.c_lflag = lio->c_lflag; 708 for (i=LINUX_NCC; i<LINUX_NCCS; i++) 709 lios.c_cc[i] = LINUX_POSIX_VDISABLE; 710 memcpy(lios.c_cc, lio->c_cc, LINUX_NCC); 711 linux_to_bsd_termios(&lios, bios); 712 } 713 714 static int 715 linux_ioctl_termio(struct thread *td, struct linux_ioctl_args *args) 716 { 717 struct termios bios; 718 struct linux_termios lios; 719 struct linux_termio lio; 720 struct file *fp; 721 int error; 722 723 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 724 if (error != 0) 725 return (error); 726 727 switch (args->cmd & 0xffff) { 728 729 case LINUX_TCGETS: 730 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred, 731 td); 732 if (error) 733 break; 734 bsd_to_linux_termios(&bios, &lios); 735 error = copyout(&lios, (void *)args->arg, sizeof(lios)); 736 break; 737 738 case LINUX_TCSETS: 739 error = copyin((void *)args->arg, &lios, sizeof(lios)); 740 if (error) 741 break; 742 linux_to_bsd_termios(&lios, &bios); 743 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred, 744 td)); 745 break; 746 747 case LINUX_TCSETSW: 748 error = copyin((void *)args->arg, &lios, sizeof(lios)); 749 if (error) 750 break; 751 linux_to_bsd_termios(&lios, &bios); 752 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred, 753 td)); 754 break; 755 756 case LINUX_TCSETSF: 757 error = copyin((void *)args->arg, &lios, sizeof(lios)); 758 if (error) 759 break; 760 linux_to_bsd_termios(&lios, &bios); 761 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred, 762 td)); 763 break; 764 765 case LINUX_TCGETA: 766 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred, 767 td); 768 if (error) 769 break; 770 bsd_to_linux_termio(&bios, &lio); 771 error = (copyout(&lio, (void *)args->arg, sizeof(lio))); 772 break; 773 774 case LINUX_TCSETA: 775 error = copyin((void *)args->arg, &lio, sizeof(lio)); 776 if (error) 777 break; 778 linux_to_bsd_termio(&lio, &bios); 779 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred, 780 td)); 781 break; 782 783 case LINUX_TCSETAW: 784 error = copyin((void *)args->arg, &lio, sizeof(lio)); 785 if (error) 786 break; 787 linux_to_bsd_termio(&lio, &bios); 788 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred, 789 td)); 790 break; 791 792 case LINUX_TCSETAF: 793 error = copyin((void *)args->arg, &lio, sizeof(lio)); 794 if (error) 795 break; 796 linux_to_bsd_termio(&lio, &bios); 797 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred, 798 td)); 799 break; 800 801 /* LINUX_TCSBRK */ 802 803 case LINUX_TCXONC: { 804 switch (args->arg) { 805 case LINUX_TCOOFF: 806 args->cmd = TIOCSTOP; 807 break; 808 case LINUX_TCOON: 809 args->cmd = TIOCSTART; 810 break; 811 case LINUX_TCIOFF: 812 case LINUX_TCION: { 813 int c; 814 struct write_args wr; 815 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, 816 td->td_ucred, td); 817 if (error) 818 break; 819 fdrop(fp, td); 820 c = (args->arg == LINUX_TCIOFF) ? VSTOP : VSTART; 821 c = bios.c_cc[c]; 822 if (c != _POSIX_VDISABLE) { 823 wr.fd = args->fd; 824 wr.buf = &c; 825 wr.nbyte = sizeof(c); 826 return (sys_write(td, &wr)); 827 } else 828 return (0); 829 } 830 default: 831 fdrop(fp, td); 832 return (EINVAL); 833 } 834 args->arg = 0; 835 error = (sys_ioctl(td, (struct ioctl_args *)args)); 836 break; 837 } 838 839 case LINUX_TCFLSH: { 840 int val; 841 switch (args->arg) { 842 case LINUX_TCIFLUSH: 843 val = FREAD; 844 break; 845 case LINUX_TCOFLUSH: 846 val = FWRITE; 847 break; 848 case LINUX_TCIOFLUSH: 849 val = FREAD | FWRITE; 850 break; 851 default: 852 fdrop(fp, td); 853 return (EINVAL); 854 } 855 error = (fo_ioctl(fp,TIOCFLUSH,(caddr_t)&val,td->td_ucred,td)); 856 break; 857 } 858 859 case LINUX_TIOCEXCL: 860 args->cmd = TIOCEXCL; 861 error = (sys_ioctl(td, (struct ioctl_args *)args)); 862 break; 863 864 case LINUX_TIOCNXCL: 865 args->cmd = TIOCNXCL; 866 error = (sys_ioctl(td, (struct ioctl_args *)args)); 867 break; 868 869 case LINUX_TIOCSCTTY: 870 args->cmd = TIOCSCTTY; 871 error = (sys_ioctl(td, (struct ioctl_args *)args)); 872 break; 873 874 case LINUX_TIOCGPGRP: 875 args->cmd = TIOCGPGRP; 876 error = (sys_ioctl(td, (struct ioctl_args *)args)); 877 break; 878 879 case LINUX_TIOCSPGRP: 880 args->cmd = TIOCSPGRP; 881 error = (sys_ioctl(td, (struct ioctl_args *)args)); 882 break; 883 884 /* LINUX_TIOCOUTQ */ 885 /* LINUX_TIOCSTI */ 886 887 case LINUX_TIOCGWINSZ: 888 args->cmd = TIOCGWINSZ; 889 error = (sys_ioctl(td, (struct ioctl_args *)args)); 890 break; 891 892 case LINUX_TIOCSWINSZ: 893 args->cmd = TIOCSWINSZ; 894 error = (sys_ioctl(td, (struct ioctl_args *)args)); 895 break; 896 897 case LINUX_TIOCMGET: 898 args->cmd = TIOCMGET; 899 error = (sys_ioctl(td, (struct ioctl_args *)args)); 900 break; 901 902 case LINUX_TIOCMBIS: 903 args->cmd = TIOCMBIS; 904 error = (sys_ioctl(td, (struct ioctl_args *)args)); 905 break; 906 907 case LINUX_TIOCMBIC: 908 args->cmd = TIOCMBIC; 909 error = (sys_ioctl(td, (struct ioctl_args *)args)); 910 break; 911 912 case LINUX_TIOCMSET: 913 args->cmd = TIOCMSET; 914 error = (sys_ioctl(td, (struct ioctl_args *)args)); 915 break; 916 917 /* TIOCGSOFTCAR */ 918 /* TIOCSSOFTCAR */ 919 920 case LINUX_FIONREAD: /* LINUX_TIOCINQ */ 921 args->cmd = FIONREAD; 922 error = (sys_ioctl(td, (struct ioctl_args *)args)); 923 break; 924 925 /* LINUX_TIOCLINUX */ 926 927 case LINUX_TIOCCONS: 928 args->cmd = TIOCCONS; 929 error = (sys_ioctl(td, (struct ioctl_args *)args)); 930 break; 931 932 case LINUX_TIOCGSERIAL: { 933 struct linux_serial_struct lss; 934 935 bzero(&lss, sizeof(lss)); 936 lss.type = LINUX_PORT_16550A; 937 lss.flags = 0; 938 lss.close_delay = 0; 939 error = copyout(&lss, (void *)args->arg, sizeof(lss)); 940 break; 941 } 942 943 case LINUX_TIOCSSERIAL: { 944 struct linux_serial_struct lss; 945 error = copyin((void *)args->arg, &lss, sizeof(lss)); 946 if (error) 947 break; 948 /* XXX - It really helps to have an implementation that 949 * does nothing. NOT! 950 */ 951 error = 0; 952 break; 953 } 954 955 case LINUX_TIOCPKT: 956 args->cmd = TIOCPKT; 957 error = (sys_ioctl(td, (struct ioctl_args *)args)); 958 break; 959 960 case LINUX_FIONBIO: 961 args->cmd = FIONBIO; 962 error = (sys_ioctl(td, (struct ioctl_args *)args)); 963 break; 964 965 case LINUX_TIOCNOTTY: 966 args->cmd = TIOCNOTTY; 967 error = (sys_ioctl(td, (struct ioctl_args *)args)); 968 break; 969 970 case LINUX_TIOCSETD: { 971 int line; 972 switch (args->arg) { 973 case LINUX_N_TTY: 974 line = TTYDISC; 975 break; 976 case LINUX_N_SLIP: 977 line = SLIPDISC; 978 break; 979 case LINUX_N_PPP: 980 line = PPPDISC; 981 break; 982 default: 983 fdrop(fp, td); 984 return (EINVAL); 985 } 986 error = (fo_ioctl(fp, TIOCSETD, (caddr_t)&line, td->td_ucred, 987 td)); 988 break; 989 } 990 991 case LINUX_TIOCGETD: { 992 int linux_line; 993 int bsd_line = TTYDISC; 994 error = fo_ioctl(fp, TIOCGETD, (caddr_t)&bsd_line, 995 td->td_ucred, td); 996 if (error) 997 break; 998 switch (bsd_line) { 999 case TTYDISC: 1000 linux_line = LINUX_N_TTY; 1001 break; 1002 case SLIPDISC: 1003 linux_line = LINUX_N_SLIP; 1004 break; 1005 case PPPDISC: 1006 linux_line = LINUX_N_PPP; 1007 break; 1008 default: 1009 fdrop(fp, td); 1010 return (EINVAL); 1011 } 1012 error = (copyout(&linux_line, (void *)args->arg, sizeof(int))); 1013 break; 1014 } 1015 1016 /* LINUX_TCSBRKP */ 1017 /* LINUX_TIOCTTYGSTRUCT */ 1018 1019 case LINUX_FIONCLEX: 1020 args->cmd = FIONCLEX; 1021 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1022 break; 1023 1024 case LINUX_FIOCLEX: 1025 args->cmd = FIOCLEX; 1026 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1027 break; 1028 1029 case LINUX_FIOASYNC: 1030 args->cmd = FIOASYNC; 1031 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1032 break; 1033 1034 /* LINUX_TIOCSERCONFIG */ 1035 /* LINUX_TIOCSERGWILD */ 1036 /* LINUX_TIOCSERSWILD */ 1037 /* LINUX_TIOCGLCKTRMIOS */ 1038 /* LINUX_TIOCSLCKTRMIOS */ 1039 1040 case LINUX_TIOCSBRK: 1041 args->cmd = TIOCSBRK; 1042 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1043 break; 1044 1045 case LINUX_TIOCCBRK: 1046 args->cmd = TIOCCBRK; 1047 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1048 break; 1049 case LINUX_TIOCGPTN: { 1050 int nb; 1051 1052 error = fo_ioctl(fp, TIOCGPTN, (caddr_t)&nb, td->td_ucred, td); 1053 if (!error) 1054 error = copyout(&nb, (void *)args->arg, 1055 sizeof(int)); 1056 break; 1057 } 1058 case LINUX_TIOCSPTLCK: 1059 /* Our unlockpt() does nothing. */ 1060 error = 0; 1061 break; 1062 default: 1063 error = ENOIOCTL; 1064 break; 1065 } 1066 1067 fdrop(fp, td); 1068 return (error); 1069 } 1070 1071 /* 1072 * CDROM related ioctls 1073 */ 1074 1075 struct linux_cdrom_msf 1076 { 1077 u_char cdmsf_min0; 1078 u_char cdmsf_sec0; 1079 u_char cdmsf_frame0; 1080 u_char cdmsf_min1; 1081 u_char cdmsf_sec1; 1082 u_char cdmsf_frame1; 1083 }; 1084 1085 struct linux_cdrom_tochdr 1086 { 1087 u_char cdth_trk0; 1088 u_char cdth_trk1; 1089 }; 1090 1091 union linux_cdrom_addr 1092 { 1093 struct { 1094 u_char minute; 1095 u_char second; 1096 u_char frame; 1097 } msf; 1098 int lba; 1099 }; 1100 1101 struct linux_cdrom_tocentry 1102 { 1103 u_char cdte_track; 1104 u_char cdte_adr:4; 1105 u_char cdte_ctrl:4; 1106 u_char cdte_format; 1107 union linux_cdrom_addr cdte_addr; 1108 u_char cdte_datamode; 1109 }; 1110 1111 struct linux_cdrom_subchnl 1112 { 1113 u_char cdsc_format; 1114 u_char cdsc_audiostatus; 1115 u_char cdsc_adr:4; 1116 u_char cdsc_ctrl:4; 1117 u_char cdsc_trk; 1118 u_char cdsc_ind; 1119 union linux_cdrom_addr cdsc_absaddr; 1120 union linux_cdrom_addr cdsc_reladdr; 1121 }; 1122 1123 struct l_cdrom_read_audio { 1124 union linux_cdrom_addr addr; 1125 u_char addr_format; 1126 l_int nframes; 1127 u_char *buf; 1128 }; 1129 1130 struct l_dvd_layer { 1131 u_char book_version:4; 1132 u_char book_type:4; 1133 u_char min_rate:4; 1134 u_char disc_size:4; 1135 u_char layer_type:4; 1136 u_char track_path:1; 1137 u_char nlayers:2; 1138 u_char track_density:4; 1139 u_char linear_density:4; 1140 u_char bca:1; 1141 u_int32_t start_sector; 1142 u_int32_t end_sector; 1143 u_int32_t end_sector_l0; 1144 }; 1145 1146 struct l_dvd_physical { 1147 u_char type; 1148 u_char layer_num; 1149 struct l_dvd_layer layer[4]; 1150 }; 1151 1152 struct l_dvd_copyright { 1153 u_char type; 1154 u_char layer_num; 1155 u_char cpst; 1156 u_char rmi; 1157 }; 1158 1159 struct l_dvd_disckey { 1160 u_char type; 1161 l_uint agid:2; 1162 u_char value[2048]; 1163 }; 1164 1165 struct l_dvd_bca { 1166 u_char type; 1167 l_int len; 1168 u_char value[188]; 1169 }; 1170 1171 struct l_dvd_manufact { 1172 u_char type; 1173 u_char layer_num; 1174 l_int len; 1175 u_char value[2048]; 1176 }; 1177 1178 typedef union { 1179 u_char type; 1180 struct l_dvd_physical physical; 1181 struct l_dvd_copyright copyright; 1182 struct l_dvd_disckey disckey; 1183 struct l_dvd_bca bca; 1184 struct l_dvd_manufact manufact; 1185 } l_dvd_struct; 1186 1187 typedef u_char l_dvd_key[5]; 1188 typedef u_char l_dvd_challenge[10]; 1189 1190 struct l_dvd_lu_send_agid { 1191 u_char type; 1192 l_uint agid:2; 1193 }; 1194 1195 struct l_dvd_host_send_challenge { 1196 u_char type; 1197 l_uint agid:2; 1198 l_dvd_challenge chal; 1199 }; 1200 1201 struct l_dvd_send_key { 1202 u_char type; 1203 l_uint agid:2; 1204 l_dvd_key key; 1205 }; 1206 1207 struct l_dvd_lu_send_challenge { 1208 u_char type; 1209 l_uint agid:2; 1210 l_dvd_challenge chal; 1211 }; 1212 1213 struct l_dvd_lu_send_title_key { 1214 u_char type; 1215 l_uint agid:2; 1216 l_dvd_key title_key; 1217 l_int lba; 1218 l_uint cpm:1; 1219 l_uint cp_sec:1; 1220 l_uint cgms:2; 1221 }; 1222 1223 struct l_dvd_lu_send_asf { 1224 u_char type; 1225 l_uint agid:2; 1226 l_uint asf:1; 1227 }; 1228 1229 struct l_dvd_host_send_rpcstate { 1230 u_char type; 1231 u_char pdrc; 1232 }; 1233 1234 struct l_dvd_lu_send_rpcstate { 1235 u_char type:2; 1236 u_char vra:3; 1237 u_char ucca:3; 1238 u_char region_mask; 1239 u_char rpc_scheme; 1240 }; 1241 1242 typedef union { 1243 u_char type; 1244 struct l_dvd_lu_send_agid lsa; 1245 struct l_dvd_host_send_challenge hsc; 1246 struct l_dvd_send_key lsk; 1247 struct l_dvd_lu_send_challenge lsc; 1248 struct l_dvd_send_key hsk; 1249 struct l_dvd_lu_send_title_key lstk; 1250 struct l_dvd_lu_send_asf lsasf; 1251 struct l_dvd_host_send_rpcstate hrpcs; 1252 struct l_dvd_lu_send_rpcstate lrpcs; 1253 } l_dvd_authinfo; 1254 1255 static void 1256 bsd_to_linux_msf_lba(u_char af, union msf_lba *bp, union linux_cdrom_addr *lp) 1257 { 1258 if (af == CD_LBA_FORMAT) 1259 lp->lba = bp->lba; 1260 else { 1261 lp->msf.minute = bp->msf.minute; 1262 lp->msf.second = bp->msf.second; 1263 lp->msf.frame = bp->msf.frame; 1264 } 1265 } 1266 1267 static void 1268 set_linux_cdrom_addr(union linux_cdrom_addr *addr, int format, int lba) 1269 { 1270 if (format == LINUX_CDROM_MSF) { 1271 addr->msf.frame = lba % 75; 1272 lba /= 75; 1273 lba += 2; 1274 addr->msf.second = lba % 60; 1275 addr->msf.minute = lba / 60; 1276 } else 1277 addr->lba = lba; 1278 } 1279 1280 static int 1281 linux_to_bsd_dvd_struct(l_dvd_struct *lp, struct dvd_struct *bp) 1282 { 1283 bp->format = lp->type; 1284 switch (bp->format) { 1285 case DVD_STRUCT_PHYSICAL: 1286 if (bp->layer_num >= 4) 1287 return (EINVAL); 1288 bp->layer_num = lp->physical.layer_num; 1289 break; 1290 case DVD_STRUCT_COPYRIGHT: 1291 bp->layer_num = lp->copyright.layer_num; 1292 break; 1293 case DVD_STRUCT_DISCKEY: 1294 bp->agid = lp->disckey.agid; 1295 break; 1296 case DVD_STRUCT_BCA: 1297 case DVD_STRUCT_MANUFACT: 1298 break; 1299 default: 1300 return (EINVAL); 1301 } 1302 return (0); 1303 } 1304 1305 static int 1306 bsd_to_linux_dvd_struct(struct dvd_struct *bp, l_dvd_struct *lp) 1307 { 1308 switch (bp->format) { 1309 case DVD_STRUCT_PHYSICAL: { 1310 struct dvd_layer *blp = (struct dvd_layer *)bp->data; 1311 struct l_dvd_layer *llp = &lp->physical.layer[bp->layer_num]; 1312 memset(llp, 0, sizeof(*llp)); 1313 llp->book_version = blp->book_version; 1314 llp->book_type = blp->book_type; 1315 llp->min_rate = blp->max_rate; 1316 llp->disc_size = blp->disc_size; 1317 llp->layer_type = blp->layer_type; 1318 llp->track_path = blp->track_path; 1319 llp->nlayers = blp->nlayers; 1320 llp->track_density = blp->track_density; 1321 llp->linear_density = blp->linear_density; 1322 llp->bca = blp->bca; 1323 llp->start_sector = blp->start_sector; 1324 llp->end_sector = blp->end_sector; 1325 llp->end_sector_l0 = blp->end_sector_l0; 1326 break; 1327 } 1328 case DVD_STRUCT_COPYRIGHT: 1329 lp->copyright.cpst = bp->cpst; 1330 lp->copyright.rmi = bp->rmi; 1331 break; 1332 case DVD_STRUCT_DISCKEY: 1333 memcpy(lp->disckey.value, bp->data, sizeof(lp->disckey.value)); 1334 break; 1335 case DVD_STRUCT_BCA: 1336 lp->bca.len = bp->length; 1337 memcpy(lp->bca.value, bp->data, sizeof(lp->bca.value)); 1338 break; 1339 case DVD_STRUCT_MANUFACT: 1340 lp->manufact.len = bp->length; 1341 memcpy(lp->manufact.value, bp->data, 1342 sizeof(lp->manufact.value)); 1343 /* lp->manufact.layer_num is unused in Linux (redhat 7.0). */ 1344 break; 1345 default: 1346 return (EINVAL); 1347 } 1348 return (0); 1349 } 1350 1351 static int 1352 linux_to_bsd_dvd_authinfo(l_dvd_authinfo *lp, int *bcode, 1353 struct dvd_authinfo *bp) 1354 { 1355 switch (lp->type) { 1356 case LINUX_DVD_LU_SEND_AGID: 1357 *bcode = DVDIOCREPORTKEY; 1358 bp->format = DVD_REPORT_AGID; 1359 bp->agid = lp->lsa.agid; 1360 break; 1361 case LINUX_DVD_HOST_SEND_CHALLENGE: 1362 *bcode = DVDIOCSENDKEY; 1363 bp->format = DVD_SEND_CHALLENGE; 1364 bp->agid = lp->hsc.agid; 1365 memcpy(bp->keychal, lp->hsc.chal, 10); 1366 break; 1367 case LINUX_DVD_LU_SEND_KEY1: 1368 *bcode = DVDIOCREPORTKEY; 1369 bp->format = DVD_REPORT_KEY1; 1370 bp->agid = lp->lsk.agid; 1371 break; 1372 case LINUX_DVD_LU_SEND_CHALLENGE: 1373 *bcode = DVDIOCREPORTKEY; 1374 bp->format = DVD_REPORT_CHALLENGE; 1375 bp->agid = lp->lsc.agid; 1376 break; 1377 case LINUX_DVD_HOST_SEND_KEY2: 1378 *bcode = DVDIOCSENDKEY; 1379 bp->format = DVD_SEND_KEY2; 1380 bp->agid = lp->hsk.agid; 1381 memcpy(bp->keychal, lp->hsk.key, 5); 1382 break; 1383 case LINUX_DVD_LU_SEND_TITLE_KEY: 1384 *bcode = DVDIOCREPORTKEY; 1385 bp->format = DVD_REPORT_TITLE_KEY; 1386 bp->agid = lp->lstk.agid; 1387 bp->lba = lp->lstk.lba; 1388 break; 1389 case LINUX_DVD_LU_SEND_ASF: 1390 *bcode = DVDIOCREPORTKEY; 1391 bp->format = DVD_REPORT_ASF; 1392 bp->agid = lp->lsasf.agid; 1393 break; 1394 case LINUX_DVD_INVALIDATE_AGID: 1395 *bcode = DVDIOCREPORTKEY; 1396 bp->format = DVD_INVALIDATE_AGID; 1397 bp->agid = lp->lsa.agid; 1398 break; 1399 case LINUX_DVD_LU_SEND_RPC_STATE: 1400 *bcode = DVDIOCREPORTKEY; 1401 bp->format = DVD_REPORT_RPC; 1402 break; 1403 case LINUX_DVD_HOST_SEND_RPC_STATE: 1404 *bcode = DVDIOCSENDKEY; 1405 bp->format = DVD_SEND_RPC; 1406 bp->region = lp->hrpcs.pdrc; 1407 break; 1408 default: 1409 return (EINVAL); 1410 } 1411 return (0); 1412 } 1413 1414 static int 1415 bsd_to_linux_dvd_authinfo(struct dvd_authinfo *bp, l_dvd_authinfo *lp) 1416 { 1417 switch (lp->type) { 1418 case LINUX_DVD_LU_SEND_AGID: 1419 lp->lsa.agid = bp->agid; 1420 break; 1421 case LINUX_DVD_HOST_SEND_CHALLENGE: 1422 lp->type = LINUX_DVD_LU_SEND_KEY1; 1423 break; 1424 case LINUX_DVD_LU_SEND_KEY1: 1425 memcpy(lp->lsk.key, bp->keychal, sizeof(lp->lsk.key)); 1426 break; 1427 case LINUX_DVD_LU_SEND_CHALLENGE: 1428 memcpy(lp->lsc.chal, bp->keychal, sizeof(lp->lsc.chal)); 1429 break; 1430 case LINUX_DVD_HOST_SEND_KEY2: 1431 lp->type = LINUX_DVD_AUTH_ESTABLISHED; 1432 break; 1433 case LINUX_DVD_LU_SEND_TITLE_KEY: 1434 memcpy(lp->lstk.title_key, bp->keychal, 1435 sizeof(lp->lstk.title_key)); 1436 lp->lstk.cpm = bp->cpm; 1437 lp->lstk.cp_sec = bp->cp_sec; 1438 lp->lstk.cgms = bp->cgms; 1439 break; 1440 case LINUX_DVD_LU_SEND_ASF: 1441 lp->lsasf.asf = bp->asf; 1442 break; 1443 case LINUX_DVD_INVALIDATE_AGID: 1444 break; 1445 case LINUX_DVD_LU_SEND_RPC_STATE: 1446 lp->lrpcs.type = bp->reg_type; 1447 lp->lrpcs.vra = bp->vend_rsts; 1448 lp->lrpcs.ucca = bp->user_rsts; 1449 lp->lrpcs.region_mask = bp->region; 1450 lp->lrpcs.rpc_scheme = bp->rpc_scheme; 1451 break; 1452 case LINUX_DVD_HOST_SEND_RPC_STATE: 1453 break; 1454 default: 1455 return (EINVAL); 1456 } 1457 return (0); 1458 } 1459 1460 static int 1461 linux_ioctl_cdrom(struct thread *td, struct linux_ioctl_args *args) 1462 { 1463 struct file *fp; 1464 int error; 1465 1466 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 1467 if (error != 0) 1468 return (error); 1469 switch (args->cmd & 0xffff) { 1470 1471 case LINUX_CDROMPAUSE: 1472 args->cmd = CDIOCPAUSE; 1473 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1474 break; 1475 1476 case LINUX_CDROMRESUME: 1477 args->cmd = CDIOCRESUME; 1478 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1479 break; 1480 1481 case LINUX_CDROMPLAYMSF: 1482 args->cmd = CDIOCPLAYMSF; 1483 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1484 break; 1485 1486 case LINUX_CDROMPLAYTRKIND: 1487 args->cmd = CDIOCPLAYTRACKS; 1488 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1489 break; 1490 1491 case LINUX_CDROMREADTOCHDR: { 1492 struct ioc_toc_header th; 1493 struct linux_cdrom_tochdr lth; 1494 error = fo_ioctl(fp, CDIOREADTOCHEADER, (caddr_t)&th, 1495 td->td_ucred, td); 1496 if (!error) { 1497 lth.cdth_trk0 = th.starting_track; 1498 lth.cdth_trk1 = th.ending_track; 1499 copyout(<h, (void *)args->arg, sizeof(lth)); 1500 } 1501 break; 1502 } 1503 1504 case LINUX_CDROMREADTOCENTRY: { 1505 struct linux_cdrom_tocentry lte; 1506 struct ioc_read_toc_single_entry irtse; 1507 1508 error = copyin((void *)args->arg, <e, sizeof(lte)); 1509 if (error) 1510 break; 1511 irtse.address_format = lte.cdte_format; 1512 irtse.track = lte.cdte_track; 1513 error = fo_ioctl(fp, CDIOREADTOCENTRY, (caddr_t)&irtse, 1514 td->td_ucred, td); 1515 if (!error) { 1516 lte.cdte_ctrl = irtse.entry.control; 1517 lte.cdte_adr = irtse.entry.addr_type; 1518 bsd_to_linux_msf_lba(irtse.address_format, 1519 &irtse.entry.addr, <e.cdte_addr); 1520 error = copyout(<e, (void *)args->arg, sizeof(lte)); 1521 } 1522 break; 1523 } 1524 1525 case LINUX_CDROMSTOP: 1526 args->cmd = CDIOCSTOP; 1527 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1528 break; 1529 1530 case LINUX_CDROMSTART: 1531 args->cmd = CDIOCSTART; 1532 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1533 break; 1534 1535 case LINUX_CDROMEJECT: 1536 args->cmd = CDIOCEJECT; 1537 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1538 break; 1539 1540 /* LINUX_CDROMVOLCTRL */ 1541 1542 case LINUX_CDROMSUBCHNL: { 1543 struct linux_cdrom_subchnl sc; 1544 struct ioc_read_subchannel bsdsc; 1545 struct cd_sub_channel_info bsdinfo; 1546 1547 bsdsc.address_format = CD_LBA_FORMAT; 1548 bsdsc.data_format = CD_CURRENT_POSITION; 1549 bsdsc.track = 0; 1550 bsdsc.data_len = sizeof(bsdinfo); 1551 bsdsc.data = &bsdinfo; 1552 error = fo_ioctl(fp, CDIOCREADSUBCHANNEL_SYSSPACE, 1553 (caddr_t)&bsdsc, td->td_ucred, td); 1554 if (error) 1555 break; 1556 error = copyin((void *)args->arg, &sc, sizeof(sc)); 1557 if (error) 1558 break; 1559 sc.cdsc_audiostatus = bsdinfo.header.audio_status; 1560 sc.cdsc_adr = bsdinfo.what.position.addr_type; 1561 sc.cdsc_ctrl = bsdinfo.what.position.control; 1562 sc.cdsc_trk = bsdinfo.what.position.track_number; 1563 sc.cdsc_ind = bsdinfo.what.position.index_number; 1564 set_linux_cdrom_addr(&sc.cdsc_absaddr, sc.cdsc_format, 1565 bsdinfo.what.position.absaddr.lba); 1566 set_linux_cdrom_addr(&sc.cdsc_reladdr, sc.cdsc_format, 1567 bsdinfo.what.position.reladdr.lba); 1568 error = copyout(&sc, (void *)args->arg, sizeof(sc)); 1569 break; 1570 } 1571 1572 /* LINUX_CDROMREADMODE2 */ 1573 /* LINUX_CDROMREADMODE1 */ 1574 /* LINUX_CDROMREADAUDIO */ 1575 /* LINUX_CDROMEJECT_SW */ 1576 /* LINUX_CDROMMULTISESSION */ 1577 /* LINUX_CDROM_GET_UPC */ 1578 1579 case LINUX_CDROMRESET: 1580 args->cmd = CDIOCRESET; 1581 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1582 break; 1583 1584 /* LINUX_CDROMVOLREAD */ 1585 /* LINUX_CDROMREADRAW */ 1586 /* LINUX_CDROMREADCOOKED */ 1587 /* LINUX_CDROMSEEK */ 1588 /* LINUX_CDROMPLAYBLK */ 1589 /* LINUX_CDROMREADALL */ 1590 /* LINUX_CDROMCLOSETRAY */ 1591 /* LINUX_CDROMLOADFROMSLOT */ 1592 /* LINUX_CDROMGETSPINDOWN */ 1593 /* LINUX_CDROMSETSPINDOWN */ 1594 /* LINUX_CDROM_SET_OPTIONS */ 1595 /* LINUX_CDROM_CLEAR_OPTIONS */ 1596 /* LINUX_CDROM_SELECT_SPEED */ 1597 /* LINUX_CDROM_SELECT_DISC */ 1598 /* LINUX_CDROM_MEDIA_CHANGED */ 1599 /* LINUX_CDROM_DRIVE_STATUS */ 1600 /* LINUX_CDROM_DISC_STATUS */ 1601 /* LINUX_CDROM_CHANGER_NSLOTS */ 1602 /* LINUX_CDROM_LOCKDOOR */ 1603 /* LINUX_CDROM_DEBUG */ 1604 /* LINUX_CDROM_GET_CAPABILITY */ 1605 /* LINUX_CDROMAUDIOBUFSIZ */ 1606 1607 case LINUX_DVD_READ_STRUCT: { 1608 l_dvd_struct *lds; 1609 struct dvd_struct *bds; 1610 1611 lds = malloc(sizeof(*lds), M_LINUX, M_WAITOK); 1612 bds = malloc(sizeof(*bds), M_LINUX, M_WAITOK); 1613 error = copyin((void *)args->arg, lds, sizeof(*lds)); 1614 if (error) 1615 goto out; 1616 error = linux_to_bsd_dvd_struct(lds, bds); 1617 if (error) 1618 goto out; 1619 error = fo_ioctl(fp, DVDIOCREADSTRUCTURE, (caddr_t)bds, 1620 td->td_ucred, td); 1621 if (error) 1622 goto out; 1623 error = bsd_to_linux_dvd_struct(bds, lds); 1624 if (error) 1625 goto out; 1626 error = copyout(lds, (void *)args->arg, sizeof(*lds)); 1627 out: 1628 free(bds, M_LINUX); 1629 free(lds, M_LINUX); 1630 break; 1631 } 1632 1633 /* LINUX_DVD_WRITE_STRUCT */ 1634 1635 case LINUX_DVD_AUTH: { 1636 l_dvd_authinfo lda; 1637 struct dvd_authinfo bda; 1638 int bcode; 1639 1640 error = copyin((void *)args->arg, &lda, sizeof(lda)); 1641 if (error) 1642 break; 1643 error = linux_to_bsd_dvd_authinfo(&lda, &bcode, &bda); 1644 if (error) 1645 break; 1646 error = fo_ioctl(fp, bcode, (caddr_t)&bda, td->td_ucred, 1647 td); 1648 if (error) { 1649 if (lda.type == LINUX_DVD_HOST_SEND_KEY2) { 1650 lda.type = LINUX_DVD_AUTH_FAILURE; 1651 copyout(&lda, (void *)args->arg, sizeof(lda)); 1652 } 1653 break; 1654 } 1655 error = bsd_to_linux_dvd_authinfo(&bda, &lda); 1656 if (error) 1657 break; 1658 error = copyout(&lda, (void *)args->arg, sizeof(lda)); 1659 break; 1660 } 1661 1662 case LINUX_SCSI_GET_BUS_NUMBER: 1663 { 1664 struct sg_scsi_id id; 1665 1666 error = fo_ioctl(fp, SG_GET_SCSI_ID, (caddr_t)&id, 1667 td->td_ucred, td); 1668 if (error) 1669 break; 1670 error = copyout(&id.channel, (void *)args->arg, sizeof(int)); 1671 break; 1672 } 1673 1674 case LINUX_SCSI_GET_IDLUN: 1675 { 1676 struct sg_scsi_id id; 1677 struct scsi_idlun idl; 1678 1679 error = fo_ioctl(fp, SG_GET_SCSI_ID, (caddr_t)&id, 1680 td->td_ucred, td); 1681 if (error) 1682 break; 1683 idl.dev_id = (id.scsi_id & 0xff) + ((id.lun & 0xff) << 8) + 1684 ((id.channel & 0xff) << 16) + ((id.host_no & 0xff) << 24); 1685 idl.host_unique_id = id.host_no; 1686 error = copyout(&idl, (void *)args->arg, sizeof(idl)); 1687 break; 1688 } 1689 1690 /* LINUX_CDROM_SEND_PACKET */ 1691 /* LINUX_CDROM_NEXT_WRITABLE */ 1692 /* LINUX_CDROM_LAST_WRITTEN */ 1693 1694 default: 1695 error = ENOIOCTL; 1696 break; 1697 } 1698 1699 fdrop(fp, td); 1700 return (error); 1701 } 1702 1703 static int 1704 linux_ioctl_vfat(struct thread *td, struct linux_ioctl_args *args) 1705 { 1706 1707 return (ENOTTY); 1708 } 1709 1710 /* 1711 * Sound related ioctls 1712 */ 1713 1714 struct linux_old_mixer_info { 1715 char id[16]; 1716 char name[32]; 1717 }; 1718 1719 static u_int32_t dirbits[4] = { IOC_VOID, IOC_IN, IOC_OUT, IOC_INOUT }; 1720 1721 #define SETDIR(c) (((c) & ~IOC_DIRMASK) | dirbits[args->cmd >> 30]) 1722 1723 static int 1724 linux_ioctl_sound(struct thread *td, struct linux_ioctl_args *args) 1725 { 1726 1727 switch (args->cmd & 0xffff) { 1728 1729 case LINUX_SOUND_MIXER_WRITE_VOLUME: 1730 args->cmd = SETDIR(SOUND_MIXER_WRITE_VOLUME); 1731 return (sys_ioctl(td, (struct ioctl_args *)args)); 1732 1733 case LINUX_SOUND_MIXER_WRITE_BASS: 1734 args->cmd = SETDIR(SOUND_MIXER_WRITE_BASS); 1735 return (sys_ioctl(td, (struct ioctl_args *)args)); 1736 1737 case LINUX_SOUND_MIXER_WRITE_TREBLE: 1738 args->cmd = SETDIR(SOUND_MIXER_WRITE_TREBLE); 1739 return (sys_ioctl(td, (struct ioctl_args *)args)); 1740 1741 case LINUX_SOUND_MIXER_WRITE_SYNTH: 1742 args->cmd = SETDIR(SOUND_MIXER_WRITE_SYNTH); 1743 return (sys_ioctl(td, (struct ioctl_args *)args)); 1744 1745 case LINUX_SOUND_MIXER_WRITE_PCM: 1746 args->cmd = SETDIR(SOUND_MIXER_WRITE_PCM); 1747 return (sys_ioctl(td, (struct ioctl_args *)args)); 1748 1749 case LINUX_SOUND_MIXER_WRITE_SPEAKER: 1750 args->cmd = SETDIR(SOUND_MIXER_WRITE_SPEAKER); 1751 return (sys_ioctl(td, (struct ioctl_args *)args)); 1752 1753 case LINUX_SOUND_MIXER_WRITE_LINE: 1754 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE); 1755 return (sys_ioctl(td, (struct ioctl_args *)args)); 1756 1757 case LINUX_SOUND_MIXER_WRITE_MIC: 1758 args->cmd = SETDIR(SOUND_MIXER_WRITE_MIC); 1759 return (sys_ioctl(td, (struct ioctl_args *)args)); 1760 1761 case LINUX_SOUND_MIXER_WRITE_CD: 1762 args->cmd = SETDIR(SOUND_MIXER_WRITE_CD); 1763 return (sys_ioctl(td, (struct ioctl_args *)args)); 1764 1765 case LINUX_SOUND_MIXER_WRITE_IMIX: 1766 args->cmd = SETDIR(SOUND_MIXER_WRITE_IMIX); 1767 return (sys_ioctl(td, (struct ioctl_args *)args)); 1768 1769 case LINUX_SOUND_MIXER_WRITE_ALTPCM: 1770 args->cmd = SETDIR(SOUND_MIXER_WRITE_ALTPCM); 1771 return (sys_ioctl(td, (struct ioctl_args *)args)); 1772 1773 case LINUX_SOUND_MIXER_WRITE_RECLEV: 1774 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECLEV); 1775 return (sys_ioctl(td, (struct ioctl_args *)args)); 1776 1777 case LINUX_SOUND_MIXER_WRITE_IGAIN: 1778 args->cmd = SETDIR(SOUND_MIXER_WRITE_IGAIN); 1779 return (sys_ioctl(td, (struct ioctl_args *)args)); 1780 1781 case LINUX_SOUND_MIXER_WRITE_OGAIN: 1782 args->cmd = SETDIR(SOUND_MIXER_WRITE_OGAIN); 1783 return (sys_ioctl(td, (struct ioctl_args *)args)); 1784 1785 case LINUX_SOUND_MIXER_WRITE_LINE1: 1786 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE1); 1787 return (sys_ioctl(td, (struct ioctl_args *)args)); 1788 1789 case LINUX_SOUND_MIXER_WRITE_LINE2: 1790 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE2); 1791 return (sys_ioctl(td, (struct ioctl_args *)args)); 1792 1793 case LINUX_SOUND_MIXER_WRITE_LINE3: 1794 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE3); 1795 return (sys_ioctl(td, (struct ioctl_args *)args)); 1796 1797 case LINUX_SOUND_MIXER_INFO: { 1798 /* Key on encoded length */ 1799 switch ((args->cmd >> 16) & 0x1fff) { 1800 case 0x005c: { /* SOUND_MIXER_INFO */ 1801 args->cmd = SOUND_MIXER_INFO; 1802 return (sys_ioctl(td, (struct ioctl_args *)args)); 1803 } 1804 case 0x0030: { /* SOUND_OLD_MIXER_INFO */ 1805 struct linux_old_mixer_info info; 1806 bzero(&info, sizeof(info)); 1807 strncpy(info.id, "OSS", sizeof(info.id) - 1); 1808 strncpy(info.name, "FreeBSD OSS Mixer", sizeof(info.name) - 1); 1809 copyout(&info, (void *)args->arg, sizeof(info)); 1810 return (0); 1811 } 1812 default: 1813 return (ENOIOCTL); 1814 } 1815 break; 1816 } 1817 1818 case LINUX_OSS_GETVERSION: { 1819 int version = linux_get_oss_version(td); 1820 return (copyout(&version, (void *)args->arg, sizeof(int))); 1821 } 1822 1823 case LINUX_SOUND_MIXER_READ_STEREODEVS: 1824 args->cmd = SOUND_MIXER_READ_STEREODEVS; 1825 return (sys_ioctl(td, (struct ioctl_args *)args)); 1826 1827 case LINUX_SOUND_MIXER_READ_CAPS: 1828 args->cmd = SOUND_MIXER_READ_CAPS; 1829 return (sys_ioctl(td, (struct ioctl_args *)args)); 1830 1831 case LINUX_SOUND_MIXER_READ_RECMASK: 1832 args->cmd = SOUND_MIXER_READ_RECMASK; 1833 return (sys_ioctl(td, (struct ioctl_args *)args)); 1834 1835 case LINUX_SOUND_MIXER_READ_DEVMASK: 1836 args->cmd = SOUND_MIXER_READ_DEVMASK; 1837 return (sys_ioctl(td, (struct ioctl_args *)args)); 1838 1839 case LINUX_SOUND_MIXER_WRITE_RECSRC: 1840 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECSRC); 1841 return (sys_ioctl(td, (struct ioctl_args *)args)); 1842 1843 case LINUX_SNDCTL_DSP_RESET: 1844 args->cmd = SNDCTL_DSP_RESET; 1845 return (sys_ioctl(td, (struct ioctl_args *)args)); 1846 1847 case LINUX_SNDCTL_DSP_SYNC: 1848 args->cmd = SNDCTL_DSP_SYNC; 1849 return (sys_ioctl(td, (struct ioctl_args *)args)); 1850 1851 case LINUX_SNDCTL_DSP_SPEED: 1852 args->cmd = SNDCTL_DSP_SPEED; 1853 return (sys_ioctl(td, (struct ioctl_args *)args)); 1854 1855 case LINUX_SNDCTL_DSP_STEREO: 1856 args->cmd = SNDCTL_DSP_STEREO; 1857 return (sys_ioctl(td, (struct ioctl_args *)args)); 1858 1859 case LINUX_SNDCTL_DSP_GETBLKSIZE: /* LINUX_SNDCTL_DSP_SETBLKSIZE */ 1860 args->cmd = SNDCTL_DSP_GETBLKSIZE; 1861 return (sys_ioctl(td, (struct ioctl_args *)args)); 1862 1863 case LINUX_SNDCTL_DSP_SETFMT: 1864 args->cmd = SNDCTL_DSP_SETFMT; 1865 return (sys_ioctl(td, (struct ioctl_args *)args)); 1866 1867 case LINUX_SOUND_PCM_WRITE_CHANNELS: 1868 args->cmd = SOUND_PCM_WRITE_CHANNELS; 1869 return (sys_ioctl(td, (struct ioctl_args *)args)); 1870 1871 case LINUX_SOUND_PCM_WRITE_FILTER: 1872 args->cmd = SOUND_PCM_WRITE_FILTER; 1873 return (sys_ioctl(td, (struct ioctl_args *)args)); 1874 1875 case LINUX_SNDCTL_DSP_POST: 1876 args->cmd = SNDCTL_DSP_POST; 1877 return (sys_ioctl(td, (struct ioctl_args *)args)); 1878 1879 case LINUX_SNDCTL_DSP_SUBDIVIDE: 1880 args->cmd = SNDCTL_DSP_SUBDIVIDE; 1881 return (sys_ioctl(td, (struct ioctl_args *)args)); 1882 1883 case LINUX_SNDCTL_DSP_SETFRAGMENT: 1884 args->cmd = SNDCTL_DSP_SETFRAGMENT; 1885 return (sys_ioctl(td, (struct ioctl_args *)args)); 1886 1887 case LINUX_SNDCTL_DSP_GETFMTS: 1888 args->cmd = SNDCTL_DSP_GETFMTS; 1889 return (sys_ioctl(td, (struct ioctl_args *)args)); 1890 1891 case LINUX_SNDCTL_DSP_GETOSPACE: 1892 args->cmd = SNDCTL_DSP_GETOSPACE; 1893 return (sys_ioctl(td, (struct ioctl_args *)args)); 1894 1895 case LINUX_SNDCTL_DSP_GETISPACE: 1896 args->cmd = SNDCTL_DSP_GETISPACE; 1897 return (sys_ioctl(td, (struct ioctl_args *)args)); 1898 1899 case LINUX_SNDCTL_DSP_NONBLOCK: 1900 args->cmd = SNDCTL_DSP_NONBLOCK; 1901 return (sys_ioctl(td, (struct ioctl_args *)args)); 1902 1903 case LINUX_SNDCTL_DSP_GETCAPS: 1904 args->cmd = SNDCTL_DSP_GETCAPS; 1905 return (sys_ioctl(td, (struct ioctl_args *)args)); 1906 1907 case LINUX_SNDCTL_DSP_SETTRIGGER: /* LINUX_SNDCTL_GETTRIGGER */ 1908 args->cmd = SNDCTL_DSP_SETTRIGGER; 1909 return (sys_ioctl(td, (struct ioctl_args *)args)); 1910 1911 case LINUX_SNDCTL_DSP_GETIPTR: 1912 args->cmd = SNDCTL_DSP_GETIPTR; 1913 return (sys_ioctl(td, (struct ioctl_args *)args)); 1914 1915 case LINUX_SNDCTL_DSP_GETOPTR: 1916 args->cmd = SNDCTL_DSP_GETOPTR; 1917 return (sys_ioctl(td, (struct ioctl_args *)args)); 1918 1919 case LINUX_SNDCTL_DSP_SETDUPLEX: 1920 args->cmd = SNDCTL_DSP_SETDUPLEX; 1921 return (sys_ioctl(td, (struct ioctl_args *)args)); 1922 1923 case LINUX_SNDCTL_DSP_GETODELAY: 1924 args->cmd = SNDCTL_DSP_GETODELAY; 1925 return (sys_ioctl(td, (struct ioctl_args *)args)); 1926 1927 case LINUX_SNDCTL_SEQ_RESET: 1928 args->cmd = SNDCTL_SEQ_RESET; 1929 return (sys_ioctl(td, (struct ioctl_args *)args)); 1930 1931 case LINUX_SNDCTL_SEQ_SYNC: 1932 args->cmd = SNDCTL_SEQ_SYNC; 1933 return (sys_ioctl(td, (struct ioctl_args *)args)); 1934 1935 case LINUX_SNDCTL_SYNTH_INFO: 1936 args->cmd = SNDCTL_SYNTH_INFO; 1937 return (sys_ioctl(td, (struct ioctl_args *)args)); 1938 1939 case LINUX_SNDCTL_SEQ_CTRLRATE: 1940 args->cmd = SNDCTL_SEQ_CTRLRATE; 1941 return (sys_ioctl(td, (struct ioctl_args *)args)); 1942 1943 case LINUX_SNDCTL_SEQ_GETOUTCOUNT: 1944 args->cmd = SNDCTL_SEQ_GETOUTCOUNT; 1945 return (sys_ioctl(td, (struct ioctl_args *)args)); 1946 1947 case LINUX_SNDCTL_SEQ_GETINCOUNT: 1948 args->cmd = SNDCTL_SEQ_GETINCOUNT; 1949 return (sys_ioctl(td, (struct ioctl_args *)args)); 1950 1951 case LINUX_SNDCTL_SEQ_PERCMODE: 1952 args->cmd = SNDCTL_SEQ_PERCMODE; 1953 return (sys_ioctl(td, (struct ioctl_args *)args)); 1954 1955 case LINUX_SNDCTL_FM_LOAD_INSTR: 1956 args->cmd = SNDCTL_FM_LOAD_INSTR; 1957 return (sys_ioctl(td, (struct ioctl_args *)args)); 1958 1959 case LINUX_SNDCTL_SEQ_TESTMIDI: 1960 args->cmd = SNDCTL_SEQ_TESTMIDI; 1961 return (sys_ioctl(td, (struct ioctl_args *)args)); 1962 1963 case LINUX_SNDCTL_SEQ_RESETSAMPLES: 1964 args->cmd = SNDCTL_SEQ_RESETSAMPLES; 1965 return (sys_ioctl(td, (struct ioctl_args *)args)); 1966 1967 case LINUX_SNDCTL_SEQ_NRSYNTHS: 1968 args->cmd = SNDCTL_SEQ_NRSYNTHS; 1969 return (sys_ioctl(td, (struct ioctl_args *)args)); 1970 1971 case LINUX_SNDCTL_SEQ_NRMIDIS: 1972 args->cmd = SNDCTL_SEQ_NRMIDIS; 1973 return (sys_ioctl(td, (struct ioctl_args *)args)); 1974 1975 case LINUX_SNDCTL_MIDI_INFO: 1976 args->cmd = SNDCTL_MIDI_INFO; 1977 return (sys_ioctl(td, (struct ioctl_args *)args)); 1978 1979 case LINUX_SNDCTL_SEQ_TRESHOLD: 1980 args->cmd = SNDCTL_SEQ_TRESHOLD; 1981 return (sys_ioctl(td, (struct ioctl_args *)args)); 1982 1983 case LINUX_SNDCTL_SYNTH_MEMAVL: 1984 args->cmd = SNDCTL_SYNTH_MEMAVL; 1985 return (sys_ioctl(td, (struct ioctl_args *)args)); 1986 1987 } 1988 1989 return (ENOIOCTL); 1990 } 1991 1992 /* 1993 * Console related ioctls 1994 */ 1995 1996 static int 1997 linux_ioctl_console(struct thread *td, struct linux_ioctl_args *args) 1998 { 1999 struct file *fp; 2000 int error; 2001 2002 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 2003 if (error != 0) 2004 return (error); 2005 switch (args->cmd & 0xffff) { 2006 2007 case LINUX_KIOCSOUND: 2008 args->cmd = KIOCSOUND; 2009 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2010 break; 2011 2012 case LINUX_KDMKTONE: 2013 args->cmd = KDMKTONE; 2014 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2015 break; 2016 2017 case LINUX_KDGETLED: 2018 args->cmd = KDGETLED; 2019 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2020 break; 2021 2022 case LINUX_KDSETLED: 2023 args->cmd = KDSETLED; 2024 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2025 break; 2026 2027 case LINUX_KDSETMODE: 2028 args->cmd = KDSETMODE; 2029 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2030 break; 2031 2032 case LINUX_KDGETMODE: 2033 args->cmd = KDGETMODE; 2034 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2035 break; 2036 2037 case LINUX_KDGKBMODE: 2038 args->cmd = KDGKBMODE; 2039 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2040 break; 2041 2042 case LINUX_KDSKBMODE: { 2043 int kbdmode; 2044 switch (args->arg) { 2045 case LINUX_KBD_RAW: 2046 kbdmode = K_RAW; 2047 break; 2048 case LINUX_KBD_XLATE: 2049 kbdmode = K_XLATE; 2050 break; 2051 case LINUX_KBD_MEDIUMRAW: 2052 kbdmode = K_RAW; 2053 break; 2054 default: 2055 fdrop(fp, td); 2056 return (EINVAL); 2057 } 2058 error = (fo_ioctl(fp, KDSKBMODE, (caddr_t)&kbdmode, 2059 td->td_ucred, td)); 2060 break; 2061 } 2062 2063 case LINUX_VT_OPENQRY: 2064 args->cmd = VT_OPENQRY; 2065 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2066 break; 2067 2068 case LINUX_VT_GETMODE: 2069 args->cmd = VT_GETMODE; 2070 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2071 break; 2072 2073 case LINUX_VT_SETMODE: { 2074 struct vt_mode mode; 2075 if ((error = copyin((void *)args->arg, &mode, sizeof(mode)))) 2076 break; 2077 if (LINUX_SIG_VALID(mode.relsig)) 2078 mode.relsig = linux_to_bsd_signal(mode.relsig); 2079 else 2080 mode.relsig = 0; 2081 if (LINUX_SIG_VALID(mode.acqsig)) 2082 mode.acqsig = linux_to_bsd_signal(mode.acqsig); 2083 else 2084 mode.acqsig = 0; 2085 /* XXX. Linux ignores frsig and set it to 0. */ 2086 mode.frsig = 0; 2087 if ((error = copyout(&mode, (void *)args->arg, sizeof(mode)))) 2088 break; 2089 args->cmd = VT_SETMODE; 2090 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2091 break; 2092 } 2093 2094 case LINUX_VT_GETSTATE: 2095 args->cmd = VT_GETACTIVE; 2096 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2097 break; 2098 2099 case LINUX_VT_RELDISP: 2100 args->cmd = VT_RELDISP; 2101 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2102 break; 2103 2104 case LINUX_VT_ACTIVATE: 2105 args->cmd = VT_ACTIVATE; 2106 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2107 break; 2108 2109 case LINUX_VT_WAITACTIVE: 2110 args->cmd = VT_WAITACTIVE; 2111 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2112 break; 2113 2114 default: 2115 error = ENOIOCTL; 2116 break; 2117 } 2118 2119 fdrop(fp, td); 2120 return (error); 2121 } 2122 2123 /* 2124 * Criteria for interface name translation 2125 */ 2126 #define IFP_IS_ETH(ifp) (ifp->if_type == IFT_ETHER) 2127 2128 /* 2129 * Translate a Linux interface name to a FreeBSD interface name, 2130 * and return the associated ifnet structure 2131 * bsdname and lxname need to be least IFNAMSIZ bytes long, but 2132 * can point to the same buffer. 2133 */ 2134 2135 static struct ifnet * 2136 ifname_linux_to_bsd(struct thread *td, const char *lxname, char *bsdname) 2137 { 2138 struct ifnet *ifp; 2139 int len, unit; 2140 char *ep; 2141 int is_eth, index; 2142 2143 for (len = 0; len < LINUX_IFNAMSIZ; ++len) 2144 if (!isalpha(lxname[len])) 2145 break; 2146 if (len == 0 || len == LINUX_IFNAMSIZ) 2147 return (NULL); 2148 unit = (int)strtoul(lxname + len, &ep, 10); 2149 if (ep == NULL || ep == lxname + len || ep >= lxname + LINUX_IFNAMSIZ) 2150 return (NULL); 2151 index = 0; 2152 is_eth = (len == 3 && !strncmp(lxname, "eth", len)) ? 1 : 0; 2153 CURVNET_SET(TD_TO_VNET(td)); 2154 IFNET_RLOCK(); 2155 CK_STAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2156 /* 2157 * Allow Linux programs to use FreeBSD names. Don't presume 2158 * we never have an interface named "eth", so don't make 2159 * the test optional based on is_eth. 2160 */ 2161 if (strncmp(ifp->if_xname, lxname, LINUX_IFNAMSIZ) == 0) 2162 break; 2163 if (is_eth && IFP_IS_ETH(ifp) && unit == index++) 2164 break; 2165 } 2166 IFNET_RUNLOCK(); 2167 CURVNET_RESTORE(); 2168 if (ifp != NULL) 2169 strlcpy(bsdname, ifp->if_xname, IFNAMSIZ); 2170 return (ifp); 2171 } 2172 2173 /* 2174 * Implement the SIOCGIFNAME ioctl 2175 */ 2176 2177 static int 2178 linux_ioctl_ifname(struct thread *td, struct l_ifreq *uifr) 2179 { 2180 struct l_ifreq ifr; 2181 struct ifnet *ifp; 2182 int error, ethno, index; 2183 2184 error = copyin(uifr, &ifr, sizeof(ifr)); 2185 if (error != 0) 2186 return (error); 2187 2188 CURVNET_SET(TD_TO_VNET(curthread)); 2189 IFNET_RLOCK(); 2190 index = 1; /* ifr.ifr_ifindex starts from 1 */ 2191 ethno = 0; 2192 error = ENODEV; 2193 CK_STAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2194 if (ifr.ifr_ifindex == index) { 2195 if (IFP_IS_ETH(ifp)) 2196 snprintf(ifr.ifr_name, LINUX_IFNAMSIZ, 2197 "eth%d", ethno); 2198 else 2199 strlcpy(ifr.ifr_name, ifp->if_xname, 2200 LINUX_IFNAMSIZ); 2201 error = 0; 2202 break; 2203 } 2204 if (IFP_IS_ETH(ifp)) 2205 ethno++; 2206 index++; 2207 } 2208 IFNET_RUNLOCK(); 2209 if (error == 0) 2210 error = copyout(&ifr, uifr, sizeof(ifr)); 2211 CURVNET_RESTORE(); 2212 2213 return (error); 2214 } 2215 2216 /* 2217 * Implement the SIOCGIFCONF ioctl 2218 */ 2219 2220 static int 2221 linux_ifconf(struct thread *td, struct ifconf *uifc) 2222 { 2223 #ifdef COMPAT_LINUX32 2224 struct l_ifconf ifc; 2225 #else 2226 struct ifconf ifc; 2227 #endif 2228 struct l_ifreq ifr; 2229 struct ifnet *ifp; 2230 struct ifaddr *ifa; 2231 struct sbuf *sb; 2232 int error, ethno, full = 0, valid_len, max_len; 2233 2234 error = copyin(uifc, &ifc, sizeof(ifc)); 2235 if (error != 0) 2236 return (error); 2237 2238 max_len = MAXPHYS - 1; 2239 2240 CURVNET_SET(TD_TO_VNET(td)); 2241 /* handle the 'request buffer size' case */ 2242 if ((l_uintptr_t)ifc.ifc_buf == PTROUT(NULL)) { 2243 ifc.ifc_len = 0; 2244 IFNET_RLOCK(); 2245 CK_STAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2246 CK_STAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2247 struct sockaddr *sa = ifa->ifa_addr; 2248 if (sa->sa_family == AF_INET) 2249 ifc.ifc_len += sizeof(ifr); 2250 } 2251 } 2252 IFNET_RUNLOCK(); 2253 error = copyout(&ifc, uifc, sizeof(ifc)); 2254 CURVNET_RESTORE(); 2255 return (error); 2256 } 2257 2258 if (ifc.ifc_len <= 0) { 2259 CURVNET_RESTORE(); 2260 return (EINVAL); 2261 } 2262 2263 again: 2264 /* Keep track of eth interfaces */ 2265 ethno = 0; 2266 if (ifc.ifc_len <= max_len) { 2267 max_len = ifc.ifc_len; 2268 full = 1; 2269 } 2270 sb = sbuf_new(NULL, NULL, max_len + 1, SBUF_FIXEDLEN); 2271 max_len = 0; 2272 valid_len = 0; 2273 2274 /* Return all AF_INET addresses of all interfaces */ 2275 IFNET_RLOCK(); 2276 CK_STAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2277 int addrs = 0; 2278 2279 bzero(&ifr, sizeof(ifr)); 2280 if (IFP_IS_ETH(ifp)) 2281 snprintf(ifr.ifr_name, LINUX_IFNAMSIZ, "eth%d", 2282 ethno++); 2283 else 2284 strlcpy(ifr.ifr_name, ifp->if_xname, LINUX_IFNAMSIZ); 2285 2286 /* Walk the address list */ 2287 CK_STAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2288 struct sockaddr *sa = ifa->ifa_addr; 2289 2290 if (sa->sa_family == AF_INET) { 2291 ifr.ifr_addr.sa_family = LINUX_AF_INET; 2292 memcpy(ifr.ifr_addr.sa_data, sa->sa_data, 2293 sizeof(ifr.ifr_addr.sa_data)); 2294 sbuf_bcat(sb, &ifr, sizeof(ifr)); 2295 max_len += sizeof(ifr); 2296 addrs++; 2297 } 2298 2299 if (sbuf_error(sb) == 0) 2300 valid_len = sbuf_len(sb); 2301 } 2302 if (addrs == 0) { 2303 bzero((caddr_t)&ifr.ifr_addr, sizeof(ifr.ifr_addr)); 2304 sbuf_bcat(sb, &ifr, sizeof(ifr)); 2305 max_len += sizeof(ifr); 2306 2307 if (sbuf_error(sb) == 0) 2308 valid_len = sbuf_len(sb); 2309 } 2310 } 2311 IFNET_RUNLOCK(); 2312 2313 if (valid_len != max_len && !full) { 2314 sbuf_delete(sb); 2315 goto again; 2316 } 2317 2318 ifc.ifc_len = valid_len; 2319 sbuf_finish(sb); 2320 error = copyout(sbuf_data(sb), PTRIN(ifc.ifc_buf), ifc.ifc_len); 2321 if (error == 0) 2322 error = copyout(&ifc, uifc, sizeof(ifc)); 2323 sbuf_delete(sb); 2324 CURVNET_RESTORE(); 2325 2326 return (error); 2327 } 2328 2329 static int 2330 linux_gifflags(struct thread *td, struct ifnet *ifp, struct l_ifreq *ifr) 2331 { 2332 l_short flags; 2333 2334 flags = (ifp->if_flags | ifp->if_drv_flags) & 0xffff; 2335 /* these flags have no Linux equivalent */ 2336 flags &= ~(IFF_DRV_OACTIVE|IFF_SIMPLEX| 2337 IFF_LINK0|IFF_LINK1|IFF_LINK2); 2338 /* Linux' multicast flag is in a different bit */ 2339 if (flags & IFF_MULTICAST) { 2340 flags &= ~IFF_MULTICAST; 2341 flags |= 0x1000; 2342 } 2343 2344 return (copyout(&flags, &ifr->ifr_flags, sizeof(flags))); 2345 } 2346 2347 #define ARPHRD_ETHER 1 2348 #define ARPHRD_LOOPBACK 772 2349 2350 static int 2351 linux_gifhwaddr(struct ifnet *ifp, struct l_ifreq *ifr) 2352 { 2353 struct ifaddr *ifa; 2354 struct sockaddr_dl *sdl; 2355 struct l_sockaddr lsa; 2356 2357 if (ifp->if_type == IFT_LOOP) { 2358 bzero(&lsa, sizeof(lsa)); 2359 lsa.sa_family = ARPHRD_LOOPBACK; 2360 return (copyout(&lsa, &ifr->ifr_hwaddr, sizeof(lsa))); 2361 } 2362 2363 if (ifp->if_type != IFT_ETHER) 2364 return (ENOENT); 2365 2366 CK_STAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2367 sdl = (struct sockaddr_dl*)ifa->ifa_addr; 2368 if (sdl != NULL && (sdl->sdl_family == AF_LINK) && 2369 (sdl->sdl_type == IFT_ETHER)) { 2370 bzero(&lsa, sizeof(lsa)); 2371 lsa.sa_family = ARPHRD_ETHER; 2372 bcopy(LLADDR(sdl), lsa.sa_data, LINUX_IFHWADDRLEN); 2373 return (copyout(&lsa, &ifr->ifr_hwaddr, sizeof(lsa))); 2374 } 2375 } 2376 2377 return (ENOENT); 2378 } 2379 2380 2381 /* 2382 * If we fault in bsd_to_linux_ifreq() then we will fault when we call 2383 * the native ioctl(). Thus, we don't really need to check the return 2384 * value of this function. 2385 */ 2386 static int 2387 bsd_to_linux_ifreq(struct ifreq *arg) 2388 { 2389 struct ifreq ifr; 2390 size_t ifr_len = sizeof(struct ifreq); 2391 int error; 2392 2393 if ((error = copyin(arg, &ifr, ifr_len))) 2394 return (error); 2395 2396 *(u_short *)&ifr.ifr_addr = ifr.ifr_addr.sa_family; 2397 2398 error = copyout(&ifr, arg, ifr_len); 2399 2400 return (error); 2401 } 2402 2403 /* 2404 * Socket related ioctls 2405 */ 2406 2407 static int 2408 linux_ioctl_socket(struct thread *td, struct linux_ioctl_args *args) 2409 { 2410 char lifname[LINUX_IFNAMSIZ], ifname[IFNAMSIZ]; 2411 struct ifnet *ifp; 2412 struct file *fp; 2413 int error, type; 2414 2415 ifp = NULL; 2416 error = 0; 2417 2418 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 2419 if (error != 0) 2420 return (error); 2421 type = fp->f_type; 2422 fdrop(fp, td); 2423 if (type != DTYPE_SOCKET) { 2424 /* not a socket - probably a tap / vmnet device */ 2425 switch (args->cmd) { 2426 case LINUX_SIOCGIFADDR: 2427 case LINUX_SIOCSIFADDR: 2428 case LINUX_SIOCGIFFLAGS: 2429 return (linux_ioctl_special(td, args)); 2430 default: 2431 return (ENOIOCTL); 2432 } 2433 } 2434 2435 switch (args->cmd & 0xffff) { 2436 2437 case LINUX_FIOGETOWN: 2438 case LINUX_FIOSETOWN: 2439 case LINUX_SIOCADDMULTI: 2440 case LINUX_SIOCATMARK: 2441 case LINUX_SIOCDELMULTI: 2442 case LINUX_SIOCGIFNAME: 2443 case LINUX_SIOCGIFCONF: 2444 case LINUX_SIOCGPGRP: 2445 case LINUX_SIOCSPGRP: 2446 case LINUX_SIOCGIFCOUNT: 2447 /* these ioctls don't take an interface name */ 2448 #ifdef DEBUG 2449 printf("%s(): ioctl %d\n", __func__, 2450 args->cmd & 0xffff); 2451 #endif 2452 break; 2453 2454 case LINUX_SIOCGIFFLAGS: 2455 case LINUX_SIOCGIFADDR: 2456 case LINUX_SIOCSIFADDR: 2457 case LINUX_SIOCGIFDSTADDR: 2458 case LINUX_SIOCGIFBRDADDR: 2459 case LINUX_SIOCGIFNETMASK: 2460 case LINUX_SIOCSIFNETMASK: 2461 case LINUX_SIOCGIFMTU: 2462 case LINUX_SIOCSIFMTU: 2463 case LINUX_SIOCSIFNAME: 2464 case LINUX_SIOCGIFHWADDR: 2465 case LINUX_SIOCSIFHWADDR: 2466 case LINUX_SIOCDEVPRIVATE: 2467 case LINUX_SIOCDEVPRIVATE+1: 2468 case LINUX_SIOCGIFINDEX: 2469 /* copy in the interface name and translate it. */ 2470 error = copyin((void *)args->arg, lifname, LINUX_IFNAMSIZ); 2471 if (error != 0) 2472 return (error); 2473 #ifdef DEBUG 2474 printf("%s(): ioctl %d on %.*s\n", __func__, 2475 args->cmd & 0xffff, LINUX_IFNAMSIZ, lifname); 2476 #endif 2477 memset(ifname, 0, sizeof(ifname)); 2478 ifp = ifname_linux_to_bsd(td, lifname, ifname); 2479 if (ifp == NULL) 2480 return (EINVAL); 2481 /* 2482 * We need to copy it back out in case we pass the 2483 * request on to our native ioctl(), which will expect 2484 * the ifreq to be in user space and have the correct 2485 * interface name. 2486 */ 2487 error = copyout(ifname, (void *)args->arg, IFNAMSIZ); 2488 if (error != 0) 2489 return (error); 2490 #ifdef DEBUG 2491 printf("%s(): %s translated to %s\n", __func__, 2492 lifname, ifname); 2493 #endif 2494 break; 2495 2496 default: 2497 return (ENOIOCTL); 2498 } 2499 2500 switch (args->cmd & 0xffff) { 2501 2502 case LINUX_FIOSETOWN: 2503 args->cmd = FIOSETOWN; 2504 error = sys_ioctl(td, (struct ioctl_args *)args); 2505 break; 2506 2507 case LINUX_SIOCSPGRP: 2508 args->cmd = SIOCSPGRP; 2509 error = sys_ioctl(td, (struct ioctl_args *)args); 2510 break; 2511 2512 case LINUX_FIOGETOWN: 2513 args->cmd = FIOGETOWN; 2514 error = sys_ioctl(td, (struct ioctl_args *)args); 2515 break; 2516 2517 case LINUX_SIOCGPGRP: 2518 args->cmd = SIOCGPGRP; 2519 error = sys_ioctl(td, (struct ioctl_args *)args); 2520 break; 2521 2522 case LINUX_SIOCATMARK: 2523 args->cmd = SIOCATMARK; 2524 error = sys_ioctl(td, (struct ioctl_args *)args); 2525 break; 2526 2527 /* LINUX_SIOCGSTAMP */ 2528 2529 case LINUX_SIOCGIFNAME: 2530 error = linux_ioctl_ifname(td, (struct l_ifreq *)args->arg); 2531 break; 2532 2533 case LINUX_SIOCGIFCONF: 2534 error = linux_ifconf(td, (struct ifconf *)args->arg); 2535 break; 2536 2537 case LINUX_SIOCGIFFLAGS: 2538 args->cmd = SIOCGIFFLAGS; 2539 error = linux_gifflags(td, ifp, (struct l_ifreq *)args->arg); 2540 break; 2541 2542 case LINUX_SIOCGIFADDR: 2543 args->cmd = SIOCGIFADDR; 2544 error = sys_ioctl(td, (struct ioctl_args *)args); 2545 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2546 break; 2547 2548 case LINUX_SIOCSIFADDR: 2549 /* XXX probably doesn't work, included for completeness */ 2550 args->cmd = SIOCSIFADDR; 2551 error = sys_ioctl(td, (struct ioctl_args *)args); 2552 break; 2553 2554 case LINUX_SIOCGIFDSTADDR: 2555 args->cmd = SIOCGIFDSTADDR; 2556 error = sys_ioctl(td, (struct ioctl_args *)args); 2557 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2558 break; 2559 2560 case LINUX_SIOCGIFBRDADDR: 2561 args->cmd = SIOCGIFBRDADDR; 2562 error = sys_ioctl(td, (struct ioctl_args *)args); 2563 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2564 break; 2565 2566 case LINUX_SIOCGIFNETMASK: 2567 args->cmd = SIOCGIFNETMASK; 2568 error = sys_ioctl(td, (struct ioctl_args *)args); 2569 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2570 break; 2571 2572 case LINUX_SIOCSIFNETMASK: 2573 error = ENOIOCTL; 2574 break; 2575 2576 case LINUX_SIOCGIFMTU: 2577 args->cmd = SIOCGIFMTU; 2578 error = sys_ioctl(td, (struct ioctl_args *)args); 2579 break; 2580 2581 case LINUX_SIOCSIFMTU: 2582 args->cmd = SIOCSIFMTU; 2583 error = sys_ioctl(td, (struct ioctl_args *)args); 2584 break; 2585 2586 case LINUX_SIOCSIFNAME: 2587 error = ENOIOCTL; 2588 break; 2589 2590 case LINUX_SIOCGIFHWADDR: 2591 error = linux_gifhwaddr(ifp, (struct l_ifreq *)args->arg); 2592 break; 2593 2594 case LINUX_SIOCSIFHWADDR: 2595 error = ENOIOCTL; 2596 break; 2597 2598 case LINUX_SIOCADDMULTI: 2599 args->cmd = SIOCADDMULTI; 2600 error = sys_ioctl(td, (struct ioctl_args *)args); 2601 break; 2602 2603 case LINUX_SIOCDELMULTI: 2604 args->cmd = SIOCDELMULTI; 2605 error = sys_ioctl(td, (struct ioctl_args *)args); 2606 break; 2607 2608 case LINUX_SIOCGIFINDEX: 2609 args->cmd = SIOCGIFINDEX; 2610 error = sys_ioctl(td, (struct ioctl_args *)args); 2611 break; 2612 2613 case LINUX_SIOCGIFCOUNT: 2614 error = 0; 2615 break; 2616 2617 /* 2618 * XXX This is slightly bogus, but these ioctls are currently 2619 * XXX only used by the aironet (if_an) network driver. 2620 */ 2621 case LINUX_SIOCDEVPRIVATE: 2622 args->cmd = SIOCGPRIVATE_0; 2623 error = sys_ioctl(td, (struct ioctl_args *)args); 2624 break; 2625 2626 case LINUX_SIOCDEVPRIVATE+1: 2627 args->cmd = SIOCGPRIVATE_1; 2628 error = sys_ioctl(td, (struct ioctl_args *)args); 2629 break; 2630 } 2631 2632 if (ifp != NULL) 2633 /* restore the original interface name */ 2634 copyout(lifname, (void *)args->arg, LINUX_IFNAMSIZ); 2635 2636 #ifdef DEBUG 2637 printf("%s(): returning %d\n", __func__, error); 2638 #endif 2639 return (error); 2640 } 2641 2642 /* 2643 * Device private ioctl handler 2644 */ 2645 static int 2646 linux_ioctl_private(struct thread *td, struct linux_ioctl_args *args) 2647 { 2648 struct file *fp; 2649 int error, type; 2650 2651 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 2652 if (error != 0) 2653 return (error); 2654 type = fp->f_type; 2655 fdrop(fp, td); 2656 if (type == DTYPE_SOCKET) 2657 return (linux_ioctl_socket(td, args)); 2658 return (ENOIOCTL); 2659 } 2660 2661 /* 2662 * DRM ioctl handler (sys/dev/drm) 2663 */ 2664 static int 2665 linux_ioctl_drm(struct thread *td, struct linux_ioctl_args *args) 2666 { 2667 args->cmd = SETDIR(args->cmd); 2668 return (sys_ioctl(td, (struct ioctl_args *)args)); 2669 } 2670 2671 #ifdef COMPAT_LINUX32 2672 #define CP(src,dst,fld) do { (dst).fld = (src).fld; } while (0) 2673 #define PTRIN_CP(src,dst,fld) \ 2674 do { (dst).fld = PTRIN((src).fld); } while (0) 2675 #define PTROUT_CP(src,dst,fld) \ 2676 do { (dst).fld = PTROUT((src).fld); } while (0) 2677 2678 static int 2679 linux_ioctl_sg_io(struct thread *td, struct linux_ioctl_args *args) 2680 { 2681 struct sg_io_hdr io; 2682 struct sg_io_hdr32 io32; 2683 struct file *fp; 2684 int error; 2685 2686 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 2687 if (error != 0) { 2688 printf("sg_linux_ioctl: fget returned %d\n", error); 2689 return (error); 2690 } 2691 2692 if ((error = copyin((void *)args->arg, &io32, sizeof(io32))) != 0) 2693 goto out; 2694 2695 CP(io32, io, interface_id); 2696 CP(io32, io, dxfer_direction); 2697 CP(io32, io, cmd_len); 2698 CP(io32, io, mx_sb_len); 2699 CP(io32, io, iovec_count); 2700 CP(io32, io, dxfer_len); 2701 PTRIN_CP(io32, io, dxferp); 2702 PTRIN_CP(io32, io, cmdp); 2703 PTRIN_CP(io32, io, sbp); 2704 CP(io32, io, timeout); 2705 CP(io32, io, flags); 2706 CP(io32, io, pack_id); 2707 PTRIN_CP(io32, io, usr_ptr); 2708 CP(io32, io, status); 2709 CP(io32, io, masked_status); 2710 CP(io32, io, msg_status); 2711 CP(io32, io, sb_len_wr); 2712 CP(io32, io, host_status); 2713 CP(io32, io, driver_status); 2714 CP(io32, io, resid); 2715 CP(io32, io, duration); 2716 CP(io32, io, info); 2717 2718 if ((error = fo_ioctl(fp, SG_IO, (caddr_t)&io, td->td_ucred, td)) != 0) 2719 goto out; 2720 2721 CP(io, io32, interface_id); 2722 CP(io, io32, dxfer_direction); 2723 CP(io, io32, cmd_len); 2724 CP(io, io32, mx_sb_len); 2725 CP(io, io32, iovec_count); 2726 CP(io, io32, dxfer_len); 2727 PTROUT_CP(io, io32, dxferp); 2728 PTROUT_CP(io, io32, cmdp); 2729 PTROUT_CP(io, io32, sbp); 2730 CP(io, io32, timeout); 2731 CP(io, io32, flags); 2732 CP(io, io32, pack_id); 2733 PTROUT_CP(io, io32, usr_ptr); 2734 CP(io, io32, status); 2735 CP(io, io32, masked_status); 2736 CP(io, io32, msg_status); 2737 CP(io, io32, sb_len_wr); 2738 CP(io, io32, host_status); 2739 CP(io, io32, driver_status); 2740 CP(io, io32, resid); 2741 CP(io, io32, duration); 2742 CP(io, io32, info); 2743 2744 error = copyout(&io32, (void *)args->arg, sizeof(io32)); 2745 2746 out: 2747 fdrop(fp, td); 2748 return (error); 2749 } 2750 #endif 2751 2752 static int 2753 linux_ioctl_sg(struct thread *td, struct linux_ioctl_args *args) 2754 { 2755 2756 switch (args->cmd) { 2757 case LINUX_SG_GET_VERSION_NUM: 2758 args->cmd = SG_GET_VERSION_NUM; 2759 break; 2760 case LINUX_SG_SET_TIMEOUT: 2761 args->cmd = SG_SET_TIMEOUT; 2762 break; 2763 case LINUX_SG_GET_TIMEOUT: 2764 args->cmd = SG_GET_TIMEOUT; 2765 break; 2766 case LINUX_SG_IO: 2767 args->cmd = SG_IO; 2768 #ifdef COMPAT_LINUX32 2769 return (linux_ioctl_sg_io(td, args)); 2770 #endif 2771 break; 2772 case LINUX_SG_GET_RESERVED_SIZE: 2773 args->cmd = SG_GET_RESERVED_SIZE; 2774 break; 2775 case LINUX_SG_GET_SCSI_ID: 2776 args->cmd = SG_GET_SCSI_ID; 2777 break; 2778 case LINUX_SG_GET_SG_TABLESIZE: 2779 args->cmd = SG_GET_SG_TABLESIZE; 2780 break; 2781 default: 2782 return (ENODEV); 2783 } 2784 return (sys_ioctl(td, (struct ioctl_args *)args)); 2785 } 2786 2787 /* 2788 * Video4Linux (V4L) ioctl handler 2789 */ 2790 static int 2791 linux_to_bsd_v4l_tuner(struct l_video_tuner *lvt, struct video_tuner *vt) 2792 { 2793 vt->tuner = lvt->tuner; 2794 strlcpy(vt->name, lvt->name, LINUX_VIDEO_TUNER_NAME_SIZE); 2795 vt->rangelow = lvt->rangelow; /* possible long size conversion */ 2796 vt->rangehigh = lvt->rangehigh; /* possible long size conversion */ 2797 vt->flags = lvt->flags; 2798 vt->mode = lvt->mode; 2799 vt->signal = lvt->signal; 2800 return (0); 2801 } 2802 2803 static int 2804 bsd_to_linux_v4l_tuner(struct video_tuner *vt, struct l_video_tuner *lvt) 2805 { 2806 lvt->tuner = vt->tuner; 2807 strlcpy(lvt->name, vt->name, LINUX_VIDEO_TUNER_NAME_SIZE); 2808 lvt->rangelow = vt->rangelow; /* possible long size conversion */ 2809 lvt->rangehigh = vt->rangehigh; /* possible long size conversion */ 2810 lvt->flags = vt->flags; 2811 lvt->mode = vt->mode; 2812 lvt->signal = vt->signal; 2813 return (0); 2814 } 2815 2816 #ifdef COMPAT_LINUX_V4L_CLIPLIST 2817 static int 2818 linux_to_bsd_v4l_clip(struct l_video_clip *lvc, struct video_clip *vc) 2819 { 2820 vc->x = lvc->x; 2821 vc->y = lvc->y; 2822 vc->width = lvc->width; 2823 vc->height = lvc->height; 2824 vc->next = PTRIN(lvc->next); /* possible pointer size conversion */ 2825 return (0); 2826 } 2827 #endif 2828 2829 static int 2830 linux_to_bsd_v4l_window(struct l_video_window *lvw, struct video_window *vw) 2831 { 2832 vw->x = lvw->x; 2833 vw->y = lvw->y; 2834 vw->width = lvw->width; 2835 vw->height = lvw->height; 2836 vw->chromakey = lvw->chromakey; 2837 vw->flags = lvw->flags; 2838 vw->clips = PTRIN(lvw->clips); /* possible pointer size conversion */ 2839 vw->clipcount = lvw->clipcount; 2840 return (0); 2841 } 2842 2843 static int 2844 bsd_to_linux_v4l_window(struct video_window *vw, struct l_video_window *lvw) 2845 { 2846 lvw->x = vw->x; 2847 lvw->y = vw->y; 2848 lvw->width = vw->width; 2849 lvw->height = vw->height; 2850 lvw->chromakey = vw->chromakey; 2851 lvw->flags = vw->flags; 2852 lvw->clips = PTROUT(vw->clips); /* possible pointer size conversion */ 2853 lvw->clipcount = vw->clipcount; 2854 return (0); 2855 } 2856 2857 static int 2858 linux_to_bsd_v4l_buffer(struct l_video_buffer *lvb, struct video_buffer *vb) 2859 { 2860 vb->base = PTRIN(lvb->base); /* possible pointer size conversion */ 2861 vb->height = lvb->height; 2862 vb->width = lvb->width; 2863 vb->depth = lvb->depth; 2864 vb->bytesperline = lvb->bytesperline; 2865 return (0); 2866 } 2867 2868 static int 2869 bsd_to_linux_v4l_buffer(struct video_buffer *vb, struct l_video_buffer *lvb) 2870 { 2871 lvb->base = PTROUT(vb->base); /* possible pointer size conversion */ 2872 lvb->height = vb->height; 2873 lvb->width = vb->width; 2874 lvb->depth = vb->depth; 2875 lvb->bytesperline = vb->bytesperline; 2876 return (0); 2877 } 2878 2879 static int 2880 linux_to_bsd_v4l_code(struct l_video_code *lvc, struct video_code *vc) 2881 { 2882 strlcpy(vc->loadwhat, lvc->loadwhat, LINUX_VIDEO_CODE_LOADWHAT_SIZE); 2883 vc->datasize = lvc->datasize; 2884 vc->data = PTRIN(lvc->data); /* possible pointer size conversion */ 2885 return (0); 2886 } 2887 2888 #ifdef COMPAT_LINUX_V4L_CLIPLIST 2889 static int 2890 linux_v4l_clip_copy(void *lvc, struct video_clip **ppvc) 2891 { 2892 int error; 2893 struct video_clip vclip; 2894 struct l_video_clip l_vclip; 2895 2896 error = copyin(lvc, &l_vclip, sizeof(l_vclip)); 2897 if (error) return (error); 2898 linux_to_bsd_v4l_clip(&l_vclip, &vclip); 2899 /* XXX: If there can be no concurrency: s/M_NOWAIT/M_WAITOK/ */ 2900 if ((*ppvc = malloc(sizeof(**ppvc), M_LINUX, M_NOWAIT)) == NULL) 2901 return (ENOMEM); /* XXX: Linux has no ENOMEM here. */ 2902 memcpy(*ppvc, &vclip, sizeof(vclip)); 2903 (*ppvc)->next = NULL; 2904 return (0); 2905 } 2906 2907 static int 2908 linux_v4l_cliplist_free(struct video_window *vw) 2909 { 2910 struct video_clip **ppvc; 2911 struct video_clip **ppvc_next; 2912 2913 for (ppvc = &(vw->clips); *ppvc != NULL; ppvc = ppvc_next) { 2914 ppvc_next = &((*ppvc)->next); 2915 free(*ppvc, M_LINUX); 2916 } 2917 vw->clips = NULL; 2918 2919 return (0); 2920 } 2921 2922 static int 2923 linux_v4l_cliplist_copy(struct l_video_window *lvw, struct video_window *vw) 2924 { 2925 int error; 2926 int clipcount; 2927 void *plvc; 2928 struct video_clip **ppvc; 2929 2930 /* 2931 * XXX: The cliplist is used to pass in a list of clipping 2932 * rectangles or, if clipcount == VIDEO_CLIP_BITMAP, a 2933 * clipping bitmap. Some Linux apps, however, appear to 2934 * leave cliplist and clips uninitialized. In any case, 2935 * the cliplist is not used by pwc(4), at the time of 2936 * writing, FreeBSD's only V4L driver. When a driver 2937 * that uses the cliplist is developed, this code may 2938 * need re-examiniation. 2939 */ 2940 error = 0; 2941 clipcount = vw->clipcount; 2942 if (clipcount == VIDEO_CLIP_BITMAP) { 2943 /* 2944 * In this case, the pointer (clips) is overloaded 2945 * to be a "void *" to a bitmap, therefore there 2946 * is no struct video_clip to copy now. 2947 */ 2948 } else if (clipcount > 0 && clipcount <= 16384) { 2949 /* 2950 * Clips points to list of clip rectangles, so 2951 * copy the list. 2952 * 2953 * XXX: Upper limit of 16384 was used here to try to 2954 * avoid cases when clipcount and clips pointer 2955 * are uninitialized and therefore have high random 2956 * values, as is the case in the Linux Skype 2957 * application. The value 16384 was chosen as that 2958 * is what is used in the Linux stradis(4) MPEG 2959 * decoder driver, the only place we found an 2960 * example of cliplist use. 2961 */ 2962 plvc = PTRIN(lvw->clips); 2963 vw->clips = NULL; 2964 ppvc = &(vw->clips); 2965 while (clipcount-- > 0) { 2966 if (plvc == NULL) { 2967 error = EFAULT; 2968 break; 2969 } else { 2970 error = linux_v4l_clip_copy(plvc, ppvc); 2971 if (error) { 2972 linux_v4l_cliplist_free(vw); 2973 break; 2974 } 2975 } 2976 ppvc = &((*ppvc)->next); 2977 plvc = PTRIN(((struct l_video_clip *) plvc)->next); 2978 } 2979 } else { 2980 /* 2981 * clipcount == 0 or negative (but not VIDEO_CLIP_BITMAP) 2982 * Force cliplist to null. 2983 */ 2984 vw->clipcount = 0; 2985 vw->clips = NULL; 2986 } 2987 return (error); 2988 } 2989 #endif 2990 2991 static int 2992 linux_ioctl_v4l(struct thread *td, struct linux_ioctl_args *args) 2993 { 2994 struct file *fp; 2995 int error; 2996 struct video_tuner vtun; 2997 struct video_window vwin; 2998 struct video_buffer vbuf; 2999 struct video_code vcode; 3000 struct l_video_tuner l_vtun; 3001 struct l_video_window l_vwin; 3002 struct l_video_buffer l_vbuf; 3003 struct l_video_code l_vcode; 3004 3005 switch (args->cmd & 0xffff) { 3006 case LINUX_VIDIOCGCAP: args->cmd = VIDIOCGCAP; break; 3007 case LINUX_VIDIOCGCHAN: args->cmd = VIDIOCGCHAN; break; 3008 case LINUX_VIDIOCSCHAN: args->cmd = VIDIOCSCHAN; break; 3009 3010 case LINUX_VIDIOCGTUNER: 3011 error = fget(td, args->fd, 3012 &cap_ioctl_rights, &fp); 3013 if (error != 0) 3014 return (error); 3015 error = copyin((void *) args->arg, &l_vtun, sizeof(l_vtun)); 3016 if (error) { 3017 fdrop(fp, td); 3018 return (error); 3019 } 3020 linux_to_bsd_v4l_tuner(&l_vtun, &vtun); 3021 error = fo_ioctl(fp, VIDIOCGTUNER, &vtun, td->td_ucred, td); 3022 if (!error) { 3023 bsd_to_linux_v4l_tuner(&vtun, &l_vtun); 3024 error = copyout(&l_vtun, (void *) args->arg, 3025 sizeof(l_vtun)); 3026 } 3027 fdrop(fp, td); 3028 return (error); 3029 3030 case LINUX_VIDIOCSTUNER: 3031 error = fget(td, args->fd, 3032 &cap_ioctl_rights, &fp); 3033 if (error != 0) 3034 return (error); 3035 error = copyin((void *) args->arg, &l_vtun, sizeof(l_vtun)); 3036 if (error) { 3037 fdrop(fp, td); 3038 return (error); 3039 } 3040 linux_to_bsd_v4l_tuner(&l_vtun, &vtun); 3041 error = fo_ioctl(fp, VIDIOCSTUNER, &vtun, td->td_ucred, td); 3042 fdrop(fp, td); 3043 return (error); 3044 3045 case LINUX_VIDIOCGPICT: args->cmd = VIDIOCGPICT; break; 3046 case LINUX_VIDIOCSPICT: args->cmd = VIDIOCSPICT; break; 3047 case LINUX_VIDIOCCAPTURE: args->cmd = VIDIOCCAPTURE; break; 3048 3049 case LINUX_VIDIOCGWIN: 3050 error = fget(td, args->fd, 3051 &cap_ioctl_rights, &fp); 3052 if (error != 0) 3053 return (error); 3054 error = fo_ioctl(fp, VIDIOCGWIN, &vwin, td->td_ucred, td); 3055 if (!error) { 3056 bsd_to_linux_v4l_window(&vwin, &l_vwin); 3057 error = copyout(&l_vwin, (void *) args->arg, 3058 sizeof(l_vwin)); 3059 } 3060 fdrop(fp, td); 3061 return (error); 3062 3063 case LINUX_VIDIOCSWIN: 3064 error = fget(td, args->fd, 3065 &cap_ioctl_rights, &fp); 3066 if (error != 0) 3067 return (error); 3068 error = copyin((void *) args->arg, &l_vwin, sizeof(l_vwin)); 3069 if (error) { 3070 fdrop(fp, td); 3071 return (error); 3072 } 3073 linux_to_bsd_v4l_window(&l_vwin, &vwin); 3074 #ifdef COMPAT_LINUX_V4L_CLIPLIST 3075 error = linux_v4l_cliplist_copy(&l_vwin, &vwin); 3076 if (error) { 3077 fdrop(fp, td); 3078 return (error); 3079 } 3080 #endif 3081 error = fo_ioctl(fp, VIDIOCSWIN, &vwin, td->td_ucred, td); 3082 fdrop(fp, td); 3083 #ifdef COMPAT_LINUX_V4L_CLIPLIST 3084 linux_v4l_cliplist_free(&vwin); 3085 #endif 3086 return (error); 3087 3088 case LINUX_VIDIOCGFBUF: 3089 error = fget(td, args->fd, 3090 &cap_ioctl_rights, &fp); 3091 if (error != 0) 3092 return (error); 3093 error = fo_ioctl(fp, VIDIOCGFBUF, &vbuf, td->td_ucred, td); 3094 if (!error) { 3095 bsd_to_linux_v4l_buffer(&vbuf, &l_vbuf); 3096 error = copyout(&l_vbuf, (void *) args->arg, 3097 sizeof(l_vbuf)); 3098 } 3099 fdrop(fp, td); 3100 return (error); 3101 3102 case LINUX_VIDIOCSFBUF: 3103 error = fget(td, args->fd, 3104 &cap_ioctl_rights, &fp); 3105 if (error != 0) 3106 return (error); 3107 error = copyin((void *) args->arg, &l_vbuf, sizeof(l_vbuf)); 3108 if (error) { 3109 fdrop(fp, td); 3110 return (error); 3111 } 3112 linux_to_bsd_v4l_buffer(&l_vbuf, &vbuf); 3113 error = fo_ioctl(fp, VIDIOCSFBUF, &vbuf, td->td_ucred, td); 3114 fdrop(fp, td); 3115 return (error); 3116 3117 case LINUX_VIDIOCKEY: args->cmd = VIDIOCKEY; break; 3118 case LINUX_VIDIOCGFREQ: args->cmd = VIDIOCGFREQ; break; 3119 case LINUX_VIDIOCSFREQ: args->cmd = VIDIOCSFREQ; break; 3120 case LINUX_VIDIOCGAUDIO: args->cmd = VIDIOCGAUDIO; break; 3121 case LINUX_VIDIOCSAUDIO: args->cmd = VIDIOCSAUDIO; break; 3122 case LINUX_VIDIOCSYNC: args->cmd = VIDIOCSYNC; break; 3123 case LINUX_VIDIOCMCAPTURE: args->cmd = VIDIOCMCAPTURE; break; 3124 case LINUX_VIDIOCGMBUF: args->cmd = VIDIOCGMBUF; break; 3125 case LINUX_VIDIOCGUNIT: args->cmd = VIDIOCGUNIT; break; 3126 case LINUX_VIDIOCGCAPTURE: args->cmd = VIDIOCGCAPTURE; break; 3127 case LINUX_VIDIOCSCAPTURE: args->cmd = VIDIOCSCAPTURE; break; 3128 case LINUX_VIDIOCSPLAYMODE: args->cmd = VIDIOCSPLAYMODE; break; 3129 case LINUX_VIDIOCSWRITEMODE: args->cmd = VIDIOCSWRITEMODE; break; 3130 case LINUX_VIDIOCGPLAYINFO: args->cmd = VIDIOCGPLAYINFO; break; 3131 3132 case LINUX_VIDIOCSMICROCODE: 3133 error = fget(td, args->fd, 3134 &cap_ioctl_rights, &fp); 3135 if (error != 0) 3136 return (error); 3137 error = copyin((void *) args->arg, &l_vcode, sizeof(l_vcode)); 3138 if (error) { 3139 fdrop(fp, td); 3140 return (error); 3141 } 3142 linux_to_bsd_v4l_code(&l_vcode, &vcode); 3143 error = fo_ioctl(fp, VIDIOCSMICROCODE, &vcode, td->td_ucred, td); 3144 fdrop(fp, td); 3145 return (error); 3146 3147 case LINUX_VIDIOCGVBIFMT: args->cmd = VIDIOCGVBIFMT; break; 3148 case LINUX_VIDIOCSVBIFMT: args->cmd = VIDIOCSVBIFMT; break; 3149 default: return (ENOIOCTL); 3150 } 3151 3152 error = sys_ioctl(td, (struct ioctl_args *)args); 3153 return (error); 3154 } 3155 3156 /* 3157 * Special ioctl handler 3158 */ 3159 static int 3160 linux_ioctl_special(struct thread *td, struct linux_ioctl_args *args) 3161 { 3162 int error; 3163 3164 switch (args->cmd) { 3165 case LINUX_SIOCGIFADDR: 3166 args->cmd = SIOCGIFADDR; 3167 error = sys_ioctl(td, (struct ioctl_args *)args); 3168 break; 3169 case LINUX_SIOCSIFADDR: 3170 args->cmd = SIOCSIFADDR; 3171 error = sys_ioctl(td, (struct ioctl_args *)args); 3172 break; 3173 case LINUX_SIOCGIFFLAGS: 3174 args->cmd = SIOCGIFFLAGS; 3175 error = sys_ioctl(td, (struct ioctl_args *)args); 3176 break; 3177 default: 3178 error = ENOIOCTL; 3179 } 3180 3181 return (error); 3182 } 3183 3184 static int 3185 linux_to_bsd_v4l2_standard(struct l_v4l2_standard *lvstd, struct v4l2_standard *vstd) 3186 { 3187 vstd->index = lvstd->index; 3188 vstd->id = lvstd->id; 3189 CTASSERT(sizeof(vstd->name) == sizeof(lvstd->name)); 3190 memcpy(vstd->name, lvstd->name, sizeof(vstd->name)); 3191 vstd->frameperiod = lvstd->frameperiod; 3192 vstd->framelines = lvstd->framelines; 3193 CTASSERT(sizeof(vstd->reserved) == sizeof(lvstd->reserved)); 3194 memcpy(vstd->reserved, lvstd->reserved, sizeof(vstd->reserved)); 3195 return (0); 3196 } 3197 3198 static int 3199 bsd_to_linux_v4l2_standard(struct v4l2_standard *vstd, struct l_v4l2_standard *lvstd) 3200 { 3201 lvstd->index = vstd->index; 3202 lvstd->id = vstd->id; 3203 CTASSERT(sizeof(vstd->name) == sizeof(lvstd->name)); 3204 memcpy(lvstd->name, vstd->name, sizeof(lvstd->name)); 3205 lvstd->frameperiod = vstd->frameperiod; 3206 lvstd->framelines = vstd->framelines; 3207 CTASSERT(sizeof(vstd->reserved) == sizeof(lvstd->reserved)); 3208 memcpy(lvstd->reserved, vstd->reserved, sizeof(lvstd->reserved)); 3209 return (0); 3210 } 3211 3212 static int 3213 linux_to_bsd_v4l2_buffer(struct l_v4l2_buffer *lvb, struct v4l2_buffer *vb) 3214 { 3215 vb->index = lvb->index; 3216 vb->type = lvb->type; 3217 vb->bytesused = lvb->bytesused; 3218 vb->flags = lvb->flags; 3219 vb->field = lvb->field; 3220 vb->timestamp.tv_sec = lvb->timestamp.tv_sec; 3221 vb->timestamp.tv_usec = lvb->timestamp.tv_usec; 3222 memcpy(&vb->timecode, &lvb->timecode, sizeof (lvb->timecode)); 3223 vb->sequence = lvb->sequence; 3224 vb->memory = lvb->memory; 3225 if (lvb->memory == V4L2_MEMORY_USERPTR) 3226 /* possible pointer size conversion */ 3227 vb->m.userptr = (unsigned long)PTRIN(lvb->m.userptr); 3228 else 3229 vb->m.offset = lvb->m.offset; 3230 vb->length = lvb->length; 3231 vb->input = lvb->input; 3232 vb->reserved = lvb->reserved; 3233 return (0); 3234 } 3235 3236 static int 3237 bsd_to_linux_v4l2_buffer(struct v4l2_buffer *vb, struct l_v4l2_buffer *lvb) 3238 { 3239 lvb->index = vb->index; 3240 lvb->type = vb->type; 3241 lvb->bytesused = vb->bytesused; 3242 lvb->flags = vb->flags; 3243 lvb->field = vb->field; 3244 lvb->timestamp.tv_sec = vb->timestamp.tv_sec; 3245 lvb->timestamp.tv_usec = vb->timestamp.tv_usec; 3246 memcpy(&lvb->timecode, &vb->timecode, sizeof (vb->timecode)); 3247 lvb->sequence = vb->sequence; 3248 lvb->memory = vb->memory; 3249 if (vb->memory == V4L2_MEMORY_USERPTR) 3250 /* possible pointer size conversion */ 3251 lvb->m.userptr = PTROUT(vb->m.userptr); 3252 else 3253 lvb->m.offset = vb->m.offset; 3254 lvb->length = vb->length; 3255 lvb->input = vb->input; 3256 lvb->reserved = vb->reserved; 3257 return (0); 3258 } 3259 3260 static int 3261 linux_to_bsd_v4l2_format(struct l_v4l2_format *lvf, struct v4l2_format *vf) 3262 { 3263 vf->type = lvf->type; 3264 if (lvf->type == V4L2_BUF_TYPE_VIDEO_OVERLAY 3265 #ifdef V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3266 || lvf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3267 #endif 3268 ) 3269 /* 3270 * XXX TODO - needs 32 -> 64 bit conversion: 3271 * (unused by webcams?) 3272 */ 3273 return (EINVAL); 3274 memcpy(&vf->fmt, &lvf->fmt, sizeof(vf->fmt)); 3275 return (0); 3276 } 3277 3278 static int 3279 bsd_to_linux_v4l2_format(struct v4l2_format *vf, struct l_v4l2_format *lvf) 3280 { 3281 lvf->type = vf->type; 3282 if (vf->type == V4L2_BUF_TYPE_VIDEO_OVERLAY 3283 #ifdef V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3284 || vf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3285 #endif 3286 ) 3287 /* 3288 * XXX TODO - needs 32 -> 64 bit conversion: 3289 * (unused by webcams?) 3290 */ 3291 return (EINVAL); 3292 memcpy(&lvf->fmt, &vf->fmt, sizeof(vf->fmt)); 3293 return (0); 3294 } 3295 static int 3296 linux_ioctl_v4l2(struct thread *td, struct linux_ioctl_args *args) 3297 { 3298 struct file *fp; 3299 int error; 3300 struct v4l2_format vformat; 3301 struct l_v4l2_format l_vformat; 3302 struct v4l2_standard vstd; 3303 struct l_v4l2_standard l_vstd; 3304 struct l_v4l2_buffer l_vbuf; 3305 struct v4l2_buffer vbuf; 3306 struct v4l2_input vinp; 3307 3308 switch (args->cmd & 0xffff) { 3309 case LINUX_VIDIOC_RESERVED: 3310 case LINUX_VIDIOC_LOG_STATUS: 3311 if ((args->cmd & IOC_DIRMASK) != LINUX_IOC_VOID) 3312 return (ENOIOCTL); 3313 args->cmd = (args->cmd & 0xffff) | IOC_VOID; 3314 break; 3315 3316 case LINUX_VIDIOC_OVERLAY: 3317 case LINUX_VIDIOC_STREAMON: 3318 case LINUX_VIDIOC_STREAMOFF: 3319 case LINUX_VIDIOC_S_STD: 3320 case LINUX_VIDIOC_S_TUNER: 3321 case LINUX_VIDIOC_S_AUDIO: 3322 case LINUX_VIDIOC_S_AUDOUT: 3323 case LINUX_VIDIOC_S_MODULATOR: 3324 case LINUX_VIDIOC_S_FREQUENCY: 3325 case LINUX_VIDIOC_S_CROP: 3326 case LINUX_VIDIOC_S_JPEGCOMP: 3327 case LINUX_VIDIOC_S_PRIORITY: 3328 case LINUX_VIDIOC_DBG_S_REGISTER: 3329 case LINUX_VIDIOC_S_HW_FREQ_SEEK: 3330 case LINUX_VIDIOC_SUBSCRIBE_EVENT: 3331 case LINUX_VIDIOC_UNSUBSCRIBE_EVENT: 3332 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_IN; 3333 break; 3334 3335 case LINUX_VIDIOC_QUERYCAP: 3336 case LINUX_VIDIOC_G_STD: 3337 case LINUX_VIDIOC_G_AUDIO: 3338 case LINUX_VIDIOC_G_INPUT: 3339 case LINUX_VIDIOC_G_OUTPUT: 3340 case LINUX_VIDIOC_G_AUDOUT: 3341 case LINUX_VIDIOC_G_JPEGCOMP: 3342 case LINUX_VIDIOC_QUERYSTD: 3343 case LINUX_VIDIOC_G_PRIORITY: 3344 case LINUX_VIDIOC_QUERY_DV_PRESET: 3345 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_OUT; 3346 break; 3347 3348 case LINUX_VIDIOC_ENUM_FMT: 3349 case LINUX_VIDIOC_REQBUFS: 3350 case LINUX_VIDIOC_G_PARM: 3351 case LINUX_VIDIOC_S_PARM: 3352 case LINUX_VIDIOC_G_CTRL: 3353 case LINUX_VIDIOC_S_CTRL: 3354 case LINUX_VIDIOC_G_TUNER: 3355 case LINUX_VIDIOC_QUERYCTRL: 3356 case LINUX_VIDIOC_QUERYMENU: 3357 case LINUX_VIDIOC_S_INPUT: 3358 case LINUX_VIDIOC_S_OUTPUT: 3359 case LINUX_VIDIOC_ENUMOUTPUT: 3360 case LINUX_VIDIOC_G_MODULATOR: 3361 case LINUX_VIDIOC_G_FREQUENCY: 3362 case LINUX_VIDIOC_CROPCAP: 3363 case LINUX_VIDIOC_G_CROP: 3364 case LINUX_VIDIOC_ENUMAUDIO: 3365 case LINUX_VIDIOC_ENUMAUDOUT: 3366 case LINUX_VIDIOC_G_SLICED_VBI_CAP: 3367 #ifdef VIDIOC_ENUM_FRAMESIZES 3368 case LINUX_VIDIOC_ENUM_FRAMESIZES: 3369 case LINUX_VIDIOC_ENUM_FRAMEINTERVALS: 3370 case LINUX_VIDIOC_ENCODER_CMD: 3371 case LINUX_VIDIOC_TRY_ENCODER_CMD: 3372 #endif 3373 case LINUX_VIDIOC_DBG_G_REGISTER: 3374 case LINUX_VIDIOC_DBG_G_CHIP_IDENT: 3375 case LINUX_VIDIOC_ENUM_DV_PRESETS: 3376 case LINUX_VIDIOC_S_DV_PRESET: 3377 case LINUX_VIDIOC_G_DV_PRESET: 3378 case LINUX_VIDIOC_S_DV_TIMINGS: 3379 case LINUX_VIDIOC_G_DV_TIMINGS: 3380 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_INOUT; 3381 break; 3382 3383 case LINUX_VIDIOC_G_FMT: 3384 case LINUX_VIDIOC_S_FMT: 3385 case LINUX_VIDIOC_TRY_FMT: 3386 error = copyin((void *)args->arg, &l_vformat, sizeof(l_vformat)); 3387 if (error) 3388 return (error); 3389 error = fget(td, args->fd, 3390 &cap_ioctl_rights, &fp); 3391 if (error) 3392 return (error); 3393 if (linux_to_bsd_v4l2_format(&l_vformat, &vformat) != 0) 3394 error = EINVAL; 3395 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_G_FMT) 3396 error = fo_ioctl(fp, VIDIOC_G_FMT, &vformat, 3397 td->td_ucred, td); 3398 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_S_FMT) 3399 error = fo_ioctl(fp, VIDIOC_S_FMT, &vformat, 3400 td->td_ucred, td); 3401 else 3402 error = fo_ioctl(fp, VIDIOC_TRY_FMT, &vformat, 3403 td->td_ucred, td); 3404 bsd_to_linux_v4l2_format(&vformat, &l_vformat); 3405 copyout(&l_vformat, (void *)args->arg, sizeof(l_vformat)); 3406 fdrop(fp, td); 3407 return (error); 3408 3409 case LINUX_VIDIOC_ENUMSTD: 3410 error = copyin((void *)args->arg, &l_vstd, sizeof(l_vstd)); 3411 if (error) 3412 return (error); 3413 linux_to_bsd_v4l2_standard(&l_vstd, &vstd); 3414 error = fget(td, args->fd, 3415 &cap_ioctl_rights, &fp); 3416 if (error) 3417 return (error); 3418 error = fo_ioctl(fp, VIDIOC_ENUMSTD, (caddr_t)&vstd, 3419 td->td_ucred, td); 3420 if (error) { 3421 fdrop(fp, td); 3422 return (error); 3423 } 3424 bsd_to_linux_v4l2_standard(&vstd, &l_vstd); 3425 error = copyout(&l_vstd, (void *)args->arg, sizeof(l_vstd)); 3426 fdrop(fp, td); 3427 return (error); 3428 3429 case LINUX_VIDIOC_ENUMINPUT: 3430 /* 3431 * The Linux struct l_v4l2_input differs only in size, 3432 * it has no padding at the end. 3433 */ 3434 error = copyin((void *)args->arg, &vinp, 3435 sizeof(struct l_v4l2_input)); 3436 if (error != 0) 3437 return (error); 3438 error = fget(td, args->fd, 3439 &cap_ioctl_rights, &fp); 3440 if (error != 0) 3441 return (error); 3442 error = fo_ioctl(fp, VIDIOC_ENUMINPUT, (caddr_t)&vinp, 3443 td->td_ucred, td); 3444 if (error) { 3445 fdrop(fp, td); 3446 return (error); 3447 } 3448 error = copyout(&vinp, (void *)args->arg, 3449 sizeof(struct l_v4l2_input)); 3450 fdrop(fp, td); 3451 return (error); 3452 3453 case LINUX_VIDIOC_QUERYBUF: 3454 case LINUX_VIDIOC_QBUF: 3455 case LINUX_VIDIOC_DQBUF: 3456 error = copyin((void *)args->arg, &l_vbuf, sizeof(l_vbuf)); 3457 if (error) 3458 return (error); 3459 error = fget(td, args->fd, 3460 &cap_ioctl_rights, &fp); 3461 if (error) 3462 return (error); 3463 linux_to_bsd_v4l2_buffer(&l_vbuf, &vbuf); 3464 if ((args->cmd & 0xffff) == LINUX_VIDIOC_QUERYBUF) 3465 error = fo_ioctl(fp, VIDIOC_QUERYBUF, &vbuf, 3466 td->td_ucred, td); 3467 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_QBUF) 3468 error = fo_ioctl(fp, VIDIOC_QBUF, &vbuf, 3469 td->td_ucred, td); 3470 else 3471 error = fo_ioctl(fp, VIDIOC_DQBUF, &vbuf, 3472 td->td_ucred, td); 3473 bsd_to_linux_v4l2_buffer(&vbuf, &l_vbuf); 3474 copyout(&l_vbuf, (void *)args->arg, sizeof(l_vbuf)); 3475 fdrop(fp, td); 3476 return (error); 3477 3478 /* 3479 * XXX TODO - these need 32 -> 64 bit conversion: 3480 * (are any of them needed for webcams?) 3481 */ 3482 case LINUX_VIDIOC_G_FBUF: 3483 case LINUX_VIDIOC_S_FBUF: 3484 3485 case LINUX_VIDIOC_G_EXT_CTRLS: 3486 case LINUX_VIDIOC_S_EXT_CTRLS: 3487 case LINUX_VIDIOC_TRY_EXT_CTRLS: 3488 3489 case LINUX_VIDIOC_DQEVENT: 3490 3491 default: return (ENOIOCTL); 3492 } 3493 3494 error = sys_ioctl(td, (struct ioctl_args *)args); 3495 return (error); 3496 } 3497 3498 /* 3499 * Support for emulators/linux-libusb. This port uses FBSD_LUSB* macros 3500 * instead of USB* ones. This lets us to provide correct values for cmd. 3501 * 0xffffffe0 -- 0xffffffff range seemed to be the least collision-prone. 3502 */ 3503 static int 3504 linux_ioctl_fbsd_usb(struct thread *td, struct linux_ioctl_args *args) 3505 { 3506 int error; 3507 3508 error = 0; 3509 switch (args->cmd) { 3510 case FBSD_LUSB_DEVICEENUMERATE: 3511 args->cmd = USB_DEVICEENUMERATE; 3512 break; 3513 case FBSD_LUSB_DEV_QUIRK_ADD: 3514 args->cmd = USB_DEV_QUIRK_ADD; 3515 break; 3516 case FBSD_LUSB_DEV_QUIRK_GET: 3517 args->cmd = USB_DEV_QUIRK_GET; 3518 break; 3519 case FBSD_LUSB_DEV_QUIRK_REMOVE: 3520 args->cmd = USB_DEV_QUIRK_REMOVE; 3521 break; 3522 case FBSD_LUSB_DO_REQUEST: 3523 args->cmd = USB_DO_REQUEST; 3524 break; 3525 case FBSD_LUSB_FS_CLEAR_STALL_SYNC: 3526 args->cmd = USB_FS_CLEAR_STALL_SYNC; 3527 break; 3528 case FBSD_LUSB_FS_CLOSE: 3529 args->cmd = USB_FS_CLOSE; 3530 break; 3531 case FBSD_LUSB_FS_COMPLETE: 3532 args->cmd = USB_FS_COMPLETE; 3533 break; 3534 case FBSD_LUSB_FS_INIT: 3535 args->cmd = USB_FS_INIT; 3536 break; 3537 case FBSD_LUSB_FS_OPEN: 3538 args->cmd = USB_FS_OPEN; 3539 break; 3540 case FBSD_LUSB_FS_START: 3541 args->cmd = USB_FS_START; 3542 break; 3543 case FBSD_LUSB_FS_STOP: 3544 args->cmd = USB_FS_STOP; 3545 break; 3546 case FBSD_LUSB_FS_UNINIT: 3547 args->cmd = USB_FS_UNINIT; 3548 break; 3549 case FBSD_LUSB_GET_CONFIG: 3550 args->cmd = USB_GET_CONFIG; 3551 break; 3552 case FBSD_LUSB_GET_DEVICEINFO: 3553 args->cmd = USB_GET_DEVICEINFO; 3554 break; 3555 case FBSD_LUSB_GET_DEVICE_DESC: 3556 args->cmd = USB_GET_DEVICE_DESC; 3557 break; 3558 case FBSD_LUSB_GET_FULL_DESC: 3559 args->cmd = USB_GET_FULL_DESC; 3560 break; 3561 case FBSD_LUSB_GET_IFACE_DRIVER: 3562 args->cmd = USB_GET_IFACE_DRIVER; 3563 break; 3564 case FBSD_LUSB_GET_PLUGTIME: 3565 args->cmd = USB_GET_PLUGTIME; 3566 break; 3567 case FBSD_LUSB_GET_POWER_MODE: 3568 args->cmd = USB_GET_POWER_MODE; 3569 break; 3570 case FBSD_LUSB_GET_REPORT_DESC: 3571 args->cmd = USB_GET_REPORT_DESC; 3572 break; 3573 case FBSD_LUSB_GET_REPORT_ID: 3574 args->cmd = USB_GET_REPORT_ID; 3575 break; 3576 case FBSD_LUSB_GET_TEMPLATE: 3577 args->cmd = USB_GET_TEMPLATE; 3578 break; 3579 case FBSD_LUSB_IFACE_DRIVER_ACTIVE: 3580 args->cmd = USB_IFACE_DRIVER_ACTIVE; 3581 break; 3582 case FBSD_LUSB_IFACE_DRIVER_DETACH: 3583 args->cmd = USB_IFACE_DRIVER_DETACH; 3584 break; 3585 case FBSD_LUSB_QUIRK_NAME_GET: 3586 args->cmd = USB_QUIRK_NAME_GET; 3587 break; 3588 case FBSD_LUSB_READ_DIR: 3589 args->cmd = USB_READ_DIR; 3590 break; 3591 case FBSD_LUSB_SET_ALTINTERFACE: 3592 args->cmd = USB_SET_ALTINTERFACE; 3593 break; 3594 case FBSD_LUSB_SET_CONFIG: 3595 args->cmd = USB_SET_CONFIG; 3596 break; 3597 case FBSD_LUSB_SET_IMMED: 3598 args->cmd = USB_SET_IMMED; 3599 break; 3600 case FBSD_LUSB_SET_POWER_MODE: 3601 args->cmd = USB_SET_POWER_MODE; 3602 break; 3603 case FBSD_LUSB_SET_TEMPLATE: 3604 args->cmd = USB_SET_TEMPLATE; 3605 break; 3606 case FBSD_LUSB_FS_OPEN_STREAM: 3607 args->cmd = USB_FS_OPEN_STREAM; 3608 break; 3609 case FBSD_LUSB_GET_DEV_PORT_PATH: 3610 args->cmd = USB_GET_DEV_PORT_PATH; 3611 break; 3612 case FBSD_LUSB_GET_POWER_USAGE: 3613 args->cmd = USB_GET_POWER_USAGE; 3614 break; 3615 default: 3616 error = ENOIOCTL; 3617 } 3618 if (error != ENOIOCTL) 3619 error = sys_ioctl(td, (struct ioctl_args *)args); 3620 return (error); 3621 } 3622 3623 /* 3624 * Some evdev ioctls must be translated. 3625 * - EVIOCGMTSLOTS is a IOC_READ ioctl on Linux although it has input data 3626 * (must be IOC_INOUT on FreeBSD). 3627 * - On Linux, EVIOCGRAB, EVIOCREVOKE and EVIOCRMFF are defined as _IOW with 3628 * an int argument. You don't pass an int pointer to the ioctl(), however, 3629 * but just the int directly. On FreeBSD, they are defined as _IOWINT for 3630 * this to work. 3631 */ 3632 static int 3633 linux_ioctl_evdev(struct thread *td, struct linux_ioctl_args *args) 3634 { 3635 struct file *fp; 3636 clockid_t clock; 3637 int error; 3638 3639 args->cmd = SETDIR(args->cmd); 3640 3641 switch (args->cmd) { 3642 case (EVIOCGRAB & ~IOC_DIRMASK) | IOC_IN: 3643 args->cmd = EVIOCGRAB; 3644 break; 3645 case (EVIOCREVOKE & ~IOC_DIRMASK) | IOC_IN: 3646 args->cmd = EVIOCREVOKE; 3647 break; 3648 case (EVIOCRMFF & ~IOC_DIRMASK) | IOC_IN: 3649 args->cmd = EVIOCRMFF; 3650 break; 3651 case EVIOCSCLOCKID: { 3652 error = copyin(PTRIN(args->arg), &clock, sizeof(clock)); 3653 if (error != 0) 3654 return (error); 3655 if (clock & ~(LINUX_IOCTL_EVDEV_CLK)) 3656 return (EINVAL); 3657 error = linux_to_native_clockid(&clock, clock); 3658 if (error != 0) 3659 return (error); 3660 3661 error = fget(td, args->fd, 3662 &cap_ioctl_rights, &fp); 3663 if (error != 0) 3664 return (error); 3665 3666 error = fo_ioctl(fp, EVIOCSCLOCKID, &clock, td->td_ucred, td); 3667 fdrop(fp, td); 3668 return (error); 3669 } 3670 default: 3671 break; 3672 } 3673 3674 if (IOCBASECMD(args->cmd) == 3675 ((EVIOCGMTSLOTS(0) & ~IOC_DIRMASK) | IOC_OUT)) 3676 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_INOUT; 3677 3678 return (sys_ioctl(td, (struct ioctl_args *)args)); 3679 } 3680 3681 /* 3682 * main ioctl syscall function 3683 */ 3684 3685 int 3686 linux_ioctl(struct thread *td, struct linux_ioctl_args *args) 3687 { 3688 struct file *fp; 3689 struct linux_ioctl_handler_element *he; 3690 int error, cmd; 3691 3692 #ifdef DEBUG 3693 if (ldebug(ioctl)) 3694 printf(ARGS(ioctl, "%d, %04lx, *"), args->fd, 3695 (unsigned long)args->cmd); 3696 #endif 3697 3698 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 3699 if (error != 0) 3700 return (error); 3701 if ((fp->f_flag & (FREAD|FWRITE)) == 0) { 3702 fdrop(fp, td); 3703 return (EBADF); 3704 } 3705 3706 /* Iterate over the ioctl handlers */ 3707 cmd = args->cmd & 0xffff; 3708 sx_slock(&linux_ioctl_sx); 3709 mtx_lock(&Giant); 3710 #ifdef COMPAT_LINUX32 3711 TAILQ_FOREACH(he, &linux32_ioctl_handlers, list) { 3712 if (cmd >= he->low && cmd <= he->high) { 3713 error = (*he->func)(td, args); 3714 if (error != ENOIOCTL) { 3715 mtx_unlock(&Giant); 3716 sx_sunlock(&linux_ioctl_sx); 3717 fdrop(fp, td); 3718 return (error); 3719 } 3720 } 3721 } 3722 #endif 3723 TAILQ_FOREACH(he, &linux_ioctl_handlers, list) { 3724 if (cmd >= he->low && cmd <= he->high) { 3725 error = (*he->func)(td, args); 3726 if (error != ENOIOCTL) { 3727 mtx_unlock(&Giant); 3728 sx_sunlock(&linux_ioctl_sx); 3729 fdrop(fp, td); 3730 return (error); 3731 } 3732 } 3733 } 3734 mtx_unlock(&Giant); 3735 sx_sunlock(&linux_ioctl_sx); 3736 fdrop(fp, td); 3737 3738 switch (args->cmd & 0xffff) { 3739 case LINUX_BTRFS_IOC_CLONE: 3740 return (ENOTSUP); 3741 3742 default: 3743 linux_msg(td, "ioctl fd=%d, cmd=0x%x ('%c',%d) is not implemented", 3744 args->fd, (int)(args->cmd & 0xffff), 3745 (int)(args->cmd & 0xff00) >> 8, (int)(args->cmd & 0xff)); 3746 break; 3747 } 3748 3749 return (EINVAL); 3750 } 3751 3752 int 3753 linux_ioctl_register_handler(struct linux_ioctl_handler *h) 3754 { 3755 struct linux_ioctl_handler_element *he, *cur; 3756 3757 if (h == NULL || h->func == NULL) 3758 return (EINVAL); 3759 3760 /* 3761 * Reuse the element if the handler is already on the list, otherwise 3762 * create a new element. 3763 */ 3764 sx_xlock(&linux_ioctl_sx); 3765 TAILQ_FOREACH(he, &linux_ioctl_handlers, list) { 3766 if (he->func == h->func) 3767 break; 3768 } 3769 if (he == NULL) { 3770 he = malloc(sizeof(*he), 3771 M_LINUX, M_WAITOK); 3772 he->func = h->func; 3773 } else 3774 TAILQ_REMOVE(&linux_ioctl_handlers, he, list); 3775 3776 /* Initialize range information. */ 3777 he->low = h->low; 3778 he->high = h->high; 3779 he->span = h->high - h->low + 1; 3780 3781 /* Add the element to the list, sorted on span. */ 3782 TAILQ_FOREACH(cur, &linux_ioctl_handlers, list) { 3783 if (cur->span > he->span) { 3784 TAILQ_INSERT_BEFORE(cur, he, list); 3785 sx_xunlock(&linux_ioctl_sx); 3786 return (0); 3787 } 3788 } 3789 TAILQ_INSERT_TAIL(&linux_ioctl_handlers, he, list); 3790 sx_xunlock(&linux_ioctl_sx); 3791 3792 return (0); 3793 } 3794 3795 int 3796 linux_ioctl_unregister_handler(struct linux_ioctl_handler *h) 3797 { 3798 struct linux_ioctl_handler_element *he; 3799 3800 if (h == NULL || h->func == NULL) 3801 return (EINVAL); 3802 3803 sx_xlock(&linux_ioctl_sx); 3804 TAILQ_FOREACH(he, &linux_ioctl_handlers, list) { 3805 if (he->func == h->func) { 3806 TAILQ_REMOVE(&linux_ioctl_handlers, he, list); 3807 sx_xunlock(&linux_ioctl_sx); 3808 free(he, M_LINUX); 3809 return (0); 3810 } 3811 } 3812 sx_xunlock(&linux_ioctl_sx); 3813 3814 return (EINVAL); 3815 } 3816 3817 #ifdef COMPAT_LINUX32 3818 int 3819 linux32_ioctl_register_handler(struct linux_ioctl_handler *h) 3820 { 3821 struct linux_ioctl_handler_element *he, *cur; 3822 3823 if (h == NULL || h->func == NULL) 3824 return (EINVAL); 3825 3826 /* 3827 * Reuse the element if the handler is already on the list, otherwise 3828 * create a new element. 3829 */ 3830 sx_xlock(&linux_ioctl_sx); 3831 TAILQ_FOREACH(he, &linux32_ioctl_handlers, list) { 3832 if (he->func == h->func) 3833 break; 3834 } 3835 if (he == NULL) { 3836 he = malloc(sizeof(*he), M_LINUX, M_WAITOK); 3837 he->func = h->func; 3838 } else 3839 TAILQ_REMOVE(&linux32_ioctl_handlers, he, list); 3840 3841 /* Initialize range information. */ 3842 he->low = h->low; 3843 he->high = h->high; 3844 he->span = h->high - h->low + 1; 3845 3846 /* Add the element to the list, sorted on span. */ 3847 TAILQ_FOREACH(cur, &linux32_ioctl_handlers, list) { 3848 if (cur->span > he->span) { 3849 TAILQ_INSERT_BEFORE(cur, he, list); 3850 sx_xunlock(&linux_ioctl_sx); 3851 return (0); 3852 } 3853 } 3854 TAILQ_INSERT_TAIL(&linux32_ioctl_handlers, he, list); 3855 sx_xunlock(&linux_ioctl_sx); 3856 3857 return (0); 3858 } 3859 3860 int 3861 linux32_ioctl_unregister_handler(struct linux_ioctl_handler *h) 3862 { 3863 struct linux_ioctl_handler_element *he; 3864 3865 if (h == NULL || h->func == NULL) 3866 return (EINVAL); 3867 3868 sx_xlock(&linux_ioctl_sx); 3869 TAILQ_FOREACH(he, &linux32_ioctl_handlers, list) { 3870 if (he->func == h->func) { 3871 TAILQ_REMOVE(&linux32_ioctl_handlers, he, list); 3872 sx_xunlock(&linux_ioctl_sx); 3873 free(he, M_LINUX); 3874 return (0); 3875 } 3876 } 3877 sx_xunlock(&linux_ioctl_sx); 3878 3879 return (EINVAL); 3880 } 3881 #endif 3882