1 /*- 2 * SPDX-License-Identifier: BSD-3-Clause 3 * 4 * Copyright (c) 1994-1995 Søren Schmidt 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer 12 * in this position and unchanged. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. The name of the author may not be used to endorse or promote products 17 * derived from this software without specific prior written permission 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 20 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 21 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 22 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 23 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 24 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 28 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31 #include "opt_compat.h" 32 33 #include <sys/cdefs.h> 34 __FBSDID("$FreeBSD$"); 35 36 #include <sys/param.h> 37 #include <sys/systm.h> 38 #include <sys/sysproto.h> 39 #include <sys/capsicum.h> 40 #include <sys/cdio.h> 41 #include <sys/dvdio.h> 42 #include <sys/conf.h> 43 #include <sys/disk.h> 44 #include <sys/consio.h> 45 #include <sys/ctype.h> 46 #include <sys/fcntl.h> 47 #include <sys/file.h> 48 #include <sys/filedesc.h> 49 #include <sys/filio.h> 50 #include <sys/jail.h> 51 #include <sys/kbio.h> 52 #include <sys/kernel.h> 53 #include <sys/linker_set.h> 54 #include <sys/lock.h> 55 #include <sys/malloc.h> 56 #include <sys/proc.h> 57 #include <sys/sbuf.h> 58 #include <sys/socket.h> 59 #include <sys/sockio.h> 60 #include <sys/soundcard.h> 61 #include <sys/stdint.h> 62 #include <sys/sx.h> 63 #include <sys/sysctl.h> 64 #include <sys/tty.h> 65 #include <sys/uio.h> 66 #include <sys/types.h> 67 #include <sys/mman.h> 68 #include <sys/resourcevar.h> 69 70 #include <net/if.h> 71 #include <net/if_var.h> 72 #include <net/if_dl.h> 73 #include <net/if_types.h> 74 75 #include <dev/evdev/input.h> 76 #include <dev/usb/usb_ioctl.h> 77 78 #ifdef COMPAT_LINUX32 79 #include <machine/../linux32/linux.h> 80 #include <machine/../linux32/linux32_proto.h> 81 #else 82 #include <machine/../linux/linux.h> 83 #include <machine/../linux/linux_proto.h> 84 #endif 85 86 #include <compat/linux/linux_ioctl.h> 87 #include <compat/linux/linux_mib.h> 88 #include <compat/linux/linux_socket.h> 89 #include <compat/linux/linux_timer.h> 90 #include <compat/linux/linux_util.h> 91 92 #include <contrib/v4l/videodev.h> 93 #include <compat/linux/linux_videodev_compat.h> 94 95 #include <contrib/v4l/videodev2.h> 96 #include <compat/linux/linux_videodev2_compat.h> 97 98 #include <cam/scsi/scsi_sg.h> 99 100 CTASSERT(LINUX_IFNAMSIZ == IFNAMSIZ); 101 102 static linux_ioctl_function_t linux_ioctl_cdrom; 103 static linux_ioctl_function_t linux_ioctl_vfat; 104 static linux_ioctl_function_t linux_ioctl_console; 105 static linux_ioctl_function_t linux_ioctl_hdio; 106 static linux_ioctl_function_t linux_ioctl_disk; 107 static linux_ioctl_function_t linux_ioctl_socket; 108 static linux_ioctl_function_t linux_ioctl_sound; 109 static linux_ioctl_function_t linux_ioctl_termio; 110 static linux_ioctl_function_t linux_ioctl_private; 111 static linux_ioctl_function_t linux_ioctl_drm; 112 static linux_ioctl_function_t linux_ioctl_sg; 113 static linux_ioctl_function_t linux_ioctl_v4l; 114 static linux_ioctl_function_t linux_ioctl_v4l2; 115 static linux_ioctl_function_t linux_ioctl_special; 116 static linux_ioctl_function_t linux_ioctl_fbsd_usb; 117 static linux_ioctl_function_t linux_ioctl_evdev; 118 119 static struct linux_ioctl_handler cdrom_handler = 120 { linux_ioctl_cdrom, LINUX_IOCTL_CDROM_MIN, LINUX_IOCTL_CDROM_MAX }; 121 static struct linux_ioctl_handler vfat_handler = 122 { linux_ioctl_vfat, LINUX_IOCTL_VFAT_MIN, LINUX_IOCTL_VFAT_MAX }; 123 static struct linux_ioctl_handler console_handler = 124 { linux_ioctl_console, LINUX_IOCTL_CONSOLE_MIN, LINUX_IOCTL_CONSOLE_MAX }; 125 static struct linux_ioctl_handler hdio_handler = 126 { linux_ioctl_hdio, LINUX_IOCTL_HDIO_MIN, LINUX_IOCTL_HDIO_MAX }; 127 static struct linux_ioctl_handler disk_handler = 128 { linux_ioctl_disk, LINUX_IOCTL_DISK_MIN, LINUX_IOCTL_DISK_MAX }; 129 static struct linux_ioctl_handler socket_handler = 130 { linux_ioctl_socket, LINUX_IOCTL_SOCKET_MIN, LINUX_IOCTL_SOCKET_MAX }; 131 static struct linux_ioctl_handler sound_handler = 132 { linux_ioctl_sound, LINUX_IOCTL_SOUND_MIN, LINUX_IOCTL_SOUND_MAX }; 133 static struct linux_ioctl_handler termio_handler = 134 { linux_ioctl_termio, LINUX_IOCTL_TERMIO_MIN, LINUX_IOCTL_TERMIO_MAX }; 135 static struct linux_ioctl_handler private_handler = 136 { linux_ioctl_private, LINUX_IOCTL_PRIVATE_MIN, LINUX_IOCTL_PRIVATE_MAX }; 137 static struct linux_ioctl_handler drm_handler = 138 { linux_ioctl_drm, LINUX_IOCTL_DRM_MIN, LINUX_IOCTL_DRM_MAX }; 139 static struct linux_ioctl_handler sg_handler = 140 { linux_ioctl_sg, LINUX_IOCTL_SG_MIN, LINUX_IOCTL_SG_MAX }; 141 static struct linux_ioctl_handler video_handler = 142 { linux_ioctl_v4l, LINUX_IOCTL_VIDEO_MIN, LINUX_IOCTL_VIDEO_MAX }; 143 static struct linux_ioctl_handler video2_handler = 144 { linux_ioctl_v4l2, LINUX_IOCTL_VIDEO2_MIN, LINUX_IOCTL_VIDEO2_MAX }; 145 static struct linux_ioctl_handler fbsd_usb = 146 { linux_ioctl_fbsd_usb, FBSD_LUSB_MIN, FBSD_LUSB_MAX }; 147 static struct linux_ioctl_handler evdev_handler = 148 { linux_ioctl_evdev, LINUX_IOCTL_EVDEV_MIN, LINUX_IOCTL_EVDEV_MAX }; 149 150 DATA_SET(linux_ioctl_handler_set, cdrom_handler); 151 DATA_SET(linux_ioctl_handler_set, vfat_handler); 152 DATA_SET(linux_ioctl_handler_set, console_handler); 153 DATA_SET(linux_ioctl_handler_set, hdio_handler); 154 DATA_SET(linux_ioctl_handler_set, disk_handler); 155 DATA_SET(linux_ioctl_handler_set, socket_handler); 156 DATA_SET(linux_ioctl_handler_set, sound_handler); 157 DATA_SET(linux_ioctl_handler_set, termio_handler); 158 DATA_SET(linux_ioctl_handler_set, private_handler); 159 DATA_SET(linux_ioctl_handler_set, drm_handler); 160 DATA_SET(linux_ioctl_handler_set, sg_handler); 161 DATA_SET(linux_ioctl_handler_set, video_handler); 162 DATA_SET(linux_ioctl_handler_set, video2_handler); 163 DATA_SET(linux_ioctl_handler_set, fbsd_usb); 164 DATA_SET(linux_ioctl_handler_set, evdev_handler); 165 166 struct handler_element 167 { 168 TAILQ_ENTRY(handler_element) list; 169 int (*func)(struct thread *, struct linux_ioctl_args *); 170 int low, high, span; 171 }; 172 173 static TAILQ_HEAD(, handler_element) handlers = 174 TAILQ_HEAD_INITIALIZER(handlers); 175 static struct sx linux_ioctl_sx; 176 SX_SYSINIT(linux_ioctl, &linux_ioctl_sx, "linux ioctl handlers"); 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 cap_rights_t rights; 200 struct file *fp; 201 int error; 202 u_int sectorsize, fwcylinders, fwheads, fwsectors; 203 off_t mediasize, bytespercyl; 204 205 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 206 if (error != 0) 207 return (error); 208 switch (args->cmd & 0xffff) { 209 case LINUX_HDIO_GET_GEO: 210 case LINUX_HDIO_GET_GEO_BIG: 211 error = fo_ioctl(fp, DIOCGMEDIASIZE, 212 (caddr_t)&mediasize, td->td_ucred, td); 213 if (!error) 214 error = fo_ioctl(fp, DIOCGSECTORSIZE, 215 (caddr_t)§orsize, td->td_ucred, td); 216 if (!error) 217 error = fo_ioctl(fp, DIOCGFWHEADS, 218 (caddr_t)&fwheads, td->td_ucred, td); 219 if (!error) 220 error = fo_ioctl(fp, DIOCGFWSECTORS, 221 (caddr_t)&fwsectors, td->td_ucred, td); 222 /* 223 * XXX: DIOCGFIRSTOFFSET is not yet implemented, so 224 * so pretend that GEOM always says 0. This is NOT VALID 225 * for slices or partitions, only the per-disk raw devices. 226 */ 227 228 fdrop(fp, td); 229 if (error) 230 return (error); 231 /* 232 * 1. Calculate the number of bytes in a cylinder, 233 * given the firmware's notion of heads and sectors 234 * per cylinder. 235 * 2. Calculate the number of cylinders, given the total 236 * size of the media. 237 * All internal calculations should have 64-bit precision. 238 */ 239 bytespercyl = (off_t) sectorsize * fwheads * fwsectors; 240 fwcylinders = mediasize / bytespercyl; 241 #if defined(DEBUG) 242 linux_msg(td, "HDIO_GET_GEO: mediasize %jd, c/h/s %d/%d/%d, " 243 "bpc %jd", 244 (intmax_t)mediasize, fwcylinders, fwheads, fwsectors, 245 (intmax_t)bytespercyl); 246 #endif 247 if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO) { 248 struct linux_hd_geometry hdg; 249 250 hdg.cylinders = fwcylinders; 251 hdg.heads = fwheads; 252 hdg.sectors = fwsectors; 253 hdg.start = 0; 254 error = copyout(&hdg, (void *)args->arg, sizeof(hdg)); 255 } else if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO_BIG) { 256 struct linux_hd_big_geometry hdbg; 257 258 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 cap_rights_t rights; 283 struct file *fp; 284 int error; 285 u_int sectorsize; 286 off_t mediasize; 287 288 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 289 if (error != 0) 290 return (error); 291 switch (args->cmd & 0xffff) { 292 case LINUX_BLKGETSIZE: 293 error = fo_ioctl(fp, DIOCGSECTORSIZE, 294 (caddr_t)§orsize, td->td_ucred, td); 295 if (!error) 296 error = fo_ioctl(fp, DIOCGMEDIASIZE, 297 (caddr_t)&mediasize, td->td_ucred, td); 298 fdrop(fp, td); 299 if (error) 300 return (error); 301 sectorsize = mediasize / sectorsize; 302 /* 303 * XXX: How do we know we return the right size of integer ? 304 */ 305 return (copyout(§orsize, (void *)args->arg, 306 sizeof(sectorsize))); 307 break; 308 case LINUX_BLKSSZGET: 309 error = fo_ioctl(fp, DIOCGSECTORSIZE, 310 (caddr_t)§orsize, td->td_ucred, td); 311 fdrop(fp, td); 312 if (error) 313 return (error); 314 return (copyout(§orsize, (void *)args->arg, 315 sizeof(sectorsize))); 316 break; 317 } 318 fdrop(fp, td); 319 return (ENOIOCTL); 320 } 321 322 /* 323 * termio related ioctls 324 */ 325 326 struct linux_termio { 327 unsigned short c_iflag; 328 unsigned short c_oflag; 329 unsigned short c_cflag; 330 unsigned short c_lflag; 331 unsigned char c_line; 332 unsigned char c_cc[LINUX_NCC]; 333 }; 334 335 struct linux_termios { 336 unsigned int c_iflag; 337 unsigned int c_oflag; 338 unsigned int c_cflag; 339 unsigned int c_lflag; 340 unsigned char c_line; 341 unsigned char c_cc[LINUX_NCCS]; 342 }; 343 344 struct linux_winsize { 345 unsigned short ws_row, ws_col; 346 unsigned short ws_xpixel, ws_ypixel; 347 }; 348 349 struct speedtab { 350 int sp_speed; /* Speed. */ 351 int sp_code; /* Code. */ 352 }; 353 354 static struct speedtab sptab[] = { 355 { B0, LINUX_B0 }, { B50, LINUX_B50 }, 356 { B75, LINUX_B75 }, { B110, LINUX_B110 }, 357 { B134, LINUX_B134 }, { B150, LINUX_B150 }, 358 { B200, LINUX_B200 }, { B300, LINUX_B300 }, 359 { B600, LINUX_B600 }, { B1200, LINUX_B1200 }, 360 { B1800, LINUX_B1800 }, { B2400, LINUX_B2400 }, 361 { B4800, LINUX_B4800 }, { B9600, LINUX_B9600 }, 362 { B19200, LINUX_B19200 }, { B38400, LINUX_B38400 }, 363 { B57600, LINUX_B57600 }, { B115200, LINUX_B115200 }, 364 {-1, -1 } 365 }; 366 367 struct linux_serial_struct { 368 int type; 369 int line; 370 int port; 371 int irq; 372 int flags; 373 int xmit_fifo_size; 374 int custom_divisor; 375 int baud_base; 376 unsigned short close_delay; 377 char reserved_char[2]; 378 int hub6; 379 unsigned short closing_wait; 380 unsigned short closing_wait2; 381 int reserved[4]; 382 }; 383 384 static int 385 linux_to_bsd_speed(int code, struct speedtab *table) 386 { 387 for ( ; table->sp_code != -1; table++) 388 if (table->sp_code == code) 389 return (table->sp_speed); 390 return -1; 391 } 392 393 static int 394 bsd_to_linux_speed(int speed, struct speedtab *table) 395 { 396 for ( ; table->sp_speed != -1; table++) 397 if (table->sp_speed == speed) 398 return (table->sp_code); 399 return -1; 400 } 401 402 static void 403 bsd_to_linux_termios(struct termios *bios, struct linux_termios *lios) 404 { 405 int i; 406 407 #ifdef DEBUG 408 if (ldebug(ioctl)) { 409 printf("LINUX: BSD termios structure (input):\n"); 410 printf("i=%08x o=%08x c=%08x l=%08x ispeed=%d ospeed=%d\n", 411 bios->c_iflag, bios->c_oflag, bios->c_cflag, bios->c_lflag, 412 bios->c_ispeed, bios->c_ospeed); 413 printf("c_cc "); 414 for (i=0; i<NCCS; i++) 415 printf("%02x ", bios->c_cc[i]); 416 printf("\n"); 417 } 418 #endif 419 420 lios->c_iflag = 0; 421 if (bios->c_iflag & IGNBRK) 422 lios->c_iflag |= LINUX_IGNBRK; 423 if (bios->c_iflag & BRKINT) 424 lios->c_iflag |= LINUX_BRKINT; 425 if (bios->c_iflag & IGNPAR) 426 lios->c_iflag |= LINUX_IGNPAR; 427 if (bios->c_iflag & PARMRK) 428 lios->c_iflag |= LINUX_PARMRK; 429 if (bios->c_iflag & INPCK) 430 lios->c_iflag |= LINUX_INPCK; 431 if (bios->c_iflag & ISTRIP) 432 lios->c_iflag |= LINUX_ISTRIP; 433 if (bios->c_iflag & INLCR) 434 lios->c_iflag |= LINUX_INLCR; 435 if (bios->c_iflag & IGNCR) 436 lios->c_iflag |= LINUX_IGNCR; 437 if (bios->c_iflag & ICRNL) 438 lios->c_iflag |= LINUX_ICRNL; 439 if (bios->c_iflag & IXON) 440 lios->c_iflag |= LINUX_IXON; 441 if (bios->c_iflag & IXANY) 442 lios->c_iflag |= LINUX_IXANY; 443 if (bios->c_iflag & IXOFF) 444 lios->c_iflag |= LINUX_IXOFF; 445 if (bios->c_iflag & IMAXBEL) 446 lios->c_iflag |= LINUX_IMAXBEL; 447 448 lios->c_oflag = 0; 449 if (bios->c_oflag & OPOST) 450 lios->c_oflag |= LINUX_OPOST; 451 if (bios->c_oflag & ONLCR) 452 lios->c_oflag |= LINUX_ONLCR; 453 if (bios->c_oflag & TAB3) 454 lios->c_oflag |= LINUX_XTABS; 455 456 lios->c_cflag = bsd_to_linux_speed(bios->c_ispeed, sptab); 457 lios->c_cflag |= (bios->c_cflag & CSIZE) >> 4; 458 if (bios->c_cflag & CSTOPB) 459 lios->c_cflag |= LINUX_CSTOPB; 460 if (bios->c_cflag & CREAD) 461 lios->c_cflag |= LINUX_CREAD; 462 if (bios->c_cflag & PARENB) 463 lios->c_cflag |= LINUX_PARENB; 464 if (bios->c_cflag & PARODD) 465 lios->c_cflag |= LINUX_PARODD; 466 if (bios->c_cflag & HUPCL) 467 lios->c_cflag |= LINUX_HUPCL; 468 if (bios->c_cflag & CLOCAL) 469 lios->c_cflag |= LINUX_CLOCAL; 470 if (bios->c_cflag & CRTSCTS) 471 lios->c_cflag |= LINUX_CRTSCTS; 472 473 lios->c_lflag = 0; 474 if (bios->c_lflag & ISIG) 475 lios->c_lflag |= LINUX_ISIG; 476 if (bios->c_lflag & ICANON) 477 lios->c_lflag |= LINUX_ICANON; 478 if (bios->c_lflag & ECHO) 479 lios->c_lflag |= LINUX_ECHO; 480 if (bios->c_lflag & ECHOE) 481 lios->c_lflag |= LINUX_ECHOE; 482 if (bios->c_lflag & ECHOK) 483 lios->c_lflag |= LINUX_ECHOK; 484 if (bios->c_lflag & ECHONL) 485 lios->c_lflag |= LINUX_ECHONL; 486 if (bios->c_lflag & NOFLSH) 487 lios->c_lflag |= LINUX_NOFLSH; 488 if (bios->c_lflag & TOSTOP) 489 lios->c_lflag |= LINUX_TOSTOP; 490 if (bios->c_lflag & ECHOCTL) 491 lios->c_lflag |= LINUX_ECHOCTL; 492 if (bios->c_lflag & ECHOPRT) 493 lios->c_lflag |= LINUX_ECHOPRT; 494 if (bios->c_lflag & ECHOKE) 495 lios->c_lflag |= LINUX_ECHOKE; 496 if (bios->c_lflag & FLUSHO) 497 lios->c_lflag |= LINUX_FLUSHO; 498 if (bios->c_lflag & PENDIN) 499 lios->c_lflag |= LINUX_PENDIN; 500 if (bios->c_lflag & IEXTEN) 501 lios->c_lflag |= LINUX_IEXTEN; 502 503 for (i=0; i<LINUX_NCCS; i++) 504 lios->c_cc[i] = LINUX_POSIX_VDISABLE; 505 lios->c_cc[LINUX_VINTR] = bios->c_cc[VINTR]; 506 lios->c_cc[LINUX_VQUIT] = bios->c_cc[VQUIT]; 507 lios->c_cc[LINUX_VERASE] = bios->c_cc[VERASE]; 508 lios->c_cc[LINUX_VKILL] = bios->c_cc[VKILL]; 509 lios->c_cc[LINUX_VEOF] = bios->c_cc[VEOF]; 510 lios->c_cc[LINUX_VEOL] = bios->c_cc[VEOL]; 511 lios->c_cc[LINUX_VMIN] = bios->c_cc[VMIN]; 512 lios->c_cc[LINUX_VTIME] = bios->c_cc[VTIME]; 513 lios->c_cc[LINUX_VEOL2] = bios->c_cc[VEOL2]; 514 lios->c_cc[LINUX_VSUSP] = bios->c_cc[VSUSP]; 515 lios->c_cc[LINUX_VSTART] = bios->c_cc[VSTART]; 516 lios->c_cc[LINUX_VSTOP] = bios->c_cc[VSTOP]; 517 lios->c_cc[LINUX_VREPRINT] = bios->c_cc[VREPRINT]; 518 lios->c_cc[LINUX_VDISCARD] = bios->c_cc[VDISCARD]; 519 lios->c_cc[LINUX_VWERASE] = bios->c_cc[VWERASE]; 520 lios->c_cc[LINUX_VLNEXT] = bios->c_cc[VLNEXT]; 521 522 for (i=0; i<LINUX_NCCS; i++) { 523 if (i != LINUX_VMIN && i != LINUX_VTIME && 524 lios->c_cc[i] == _POSIX_VDISABLE) 525 lios->c_cc[i] = LINUX_POSIX_VDISABLE; 526 } 527 lios->c_line = 0; 528 529 #ifdef DEBUG 530 if (ldebug(ioctl)) { 531 printf("LINUX: LINUX termios structure (output):\n"); 532 printf("i=%08x o=%08x c=%08x l=%08x line=%d\n", 533 lios->c_iflag, lios->c_oflag, lios->c_cflag, 534 lios->c_lflag, (int)lios->c_line); 535 printf("c_cc "); 536 for (i=0; i<LINUX_NCCS; i++) 537 printf("%02x ", lios->c_cc[i]); 538 printf("\n"); 539 } 540 #endif 541 } 542 543 static void 544 linux_to_bsd_termios(struct linux_termios *lios, struct termios *bios) 545 { 546 int i; 547 548 #ifdef DEBUG 549 if (ldebug(ioctl)) { 550 printf("LINUX: LINUX termios structure (input):\n"); 551 printf("i=%08x o=%08x c=%08x l=%08x line=%d\n", 552 lios->c_iflag, lios->c_oflag, lios->c_cflag, 553 lios->c_lflag, (int)lios->c_line); 554 printf("c_cc "); 555 for (i=0; i<LINUX_NCCS; i++) 556 printf("%02x ", lios->c_cc[i]); 557 printf("\n"); 558 } 559 #endif 560 561 bios->c_iflag = 0; 562 if (lios->c_iflag & LINUX_IGNBRK) 563 bios->c_iflag |= IGNBRK; 564 if (lios->c_iflag & LINUX_BRKINT) 565 bios->c_iflag |= BRKINT; 566 if (lios->c_iflag & LINUX_IGNPAR) 567 bios->c_iflag |= IGNPAR; 568 if (lios->c_iflag & LINUX_PARMRK) 569 bios->c_iflag |= PARMRK; 570 if (lios->c_iflag & LINUX_INPCK) 571 bios->c_iflag |= INPCK; 572 if (lios->c_iflag & LINUX_ISTRIP) 573 bios->c_iflag |= ISTRIP; 574 if (lios->c_iflag & LINUX_INLCR) 575 bios->c_iflag |= INLCR; 576 if (lios->c_iflag & LINUX_IGNCR) 577 bios->c_iflag |= IGNCR; 578 if (lios->c_iflag & LINUX_ICRNL) 579 bios->c_iflag |= ICRNL; 580 if (lios->c_iflag & LINUX_IXON) 581 bios->c_iflag |= IXON; 582 if (lios->c_iflag & LINUX_IXANY) 583 bios->c_iflag |= IXANY; 584 if (lios->c_iflag & LINUX_IXOFF) 585 bios->c_iflag |= IXOFF; 586 if (lios->c_iflag & LINUX_IMAXBEL) 587 bios->c_iflag |= IMAXBEL; 588 589 bios->c_oflag = 0; 590 if (lios->c_oflag & LINUX_OPOST) 591 bios->c_oflag |= OPOST; 592 if (lios->c_oflag & LINUX_ONLCR) 593 bios->c_oflag |= ONLCR; 594 if (lios->c_oflag & LINUX_XTABS) 595 bios->c_oflag |= TAB3; 596 597 bios->c_cflag = (lios->c_cflag & LINUX_CSIZE) << 4; 598 if (lios->c_cflag & LINUX_CSTOPB) 599 bios->c_cflag |= CSTOPB; 600 if (lios->c_cflag & LINUX_CREAD) 601 bios->c_cflag |= CREAD; 602 if (lios->c_cflag & LINUX_PARENB) 603 bios->c_cflag |= PARENB; 604 if (lios->c_cflag & LINUX_PARODD) 605 bios->c_cflag |= PARODD; 606 if (lios->c_cflag & LINUX_HUPCL) 607 bios->c_cflag |= HUPCL; 608 if (lios->c_cflag & LINUX_CLOCAL) 609 bios->c_cflag |= CLOCAL; 610 if (lios->c_cflag & LINUX_CRTSCTS) 611 bios->c_cflag |= CRTSCTS; 612 613 bios->c_lflag = 0; 614 if (lios->c_lflag & LINUX_ISIG) 615 bios->c_lflag |= ISIG; 616 if (lios->c_lflag & LINUX_ICANON) 617 bios->c_lflag |= ICANON; 618 if (lios->c_lflag & LINUX_ECHO) 619 bios->c_lflag |= ECHO; 620 if (lios->c_lflag & LINUX_ECHOE) 621 bios->c_lflag |= ECHOE; 622 if (lios->c_lflag & LINUX_ECHOK) 623 bios->c_lflag |= ECHOK; 624 if (lios->c_lflag & LINUX_ECHONL) 625 bios->c_lflag |= ECHONL; 626 if (lios->c_lflag & LINUX_NOFLSH) 627 bios->c_lflag |= NOFLSH; 628 if (lios->c_lflag & LINUX_TOSTOP) 629 bios->c_lflag |= TOSTOP; 630 if (lios->c_lflag & LINUX_ECHOCTL) 631 bios->c_lflag |= ECHOCTL; 632 if (lios->c_lflag & LINUX_ECHOPRT) 633 bios->c_lflag |= ECHOPRT; 634 if (lios->c_lflag & LINUX_ECHOKE) 635 bios->c_lflag |= ECHOKE; 636 if (lios->c_lflag & LINUX_FLUSHO) 637 bios->c_lflag |= FLUSHO; 638 if (lios->c_lflag & LINUX_PENDIN) 639 bios->c_lflag |= PENDIN; 640 if (lios->c_lflag & LINUX_IEXTEN) 641 bios->c_lflag |= IEXTEN; 642 643 for (i=0; i<NCCS; i++) 644 bios->c_cc[i] = _POSIX_VDISABLE; 645 bios->c_cc[VINTR] = lios->c_cc[LINUX_VINTR]; 646 bios->c_cc[VQUIT] = lios->c_cc[LINUX_VQUIT]; 647 bios->c_cc[VERASE] = lios->c_cc[LINUX_VERASE]; 648 bios->c_cc[VKILL] = lios->c_cc[LINUX_VKILL]; 649 bios->c_cc[VEOF] = lios->c_cc[LINUX_VEOF]; 650 bios->c_cc[VEOL] = lios->c_cc[LINUX_VEOL]; 651 bios->c_cc[VMIN] = lios->c_cc[LINUX_VMIN]; 652 bios->c_cc[VTIME] = lios->c_cc[LINUX_VTIME]; 653 bios->c_cc[VEOL2] = lios->c_cc[LINUX_VEOL2]; 654 bios->c_cc[VSUSP] = lios->c_cc[LINUX_VSUSP]; 655 bios->c_cc[VSTART] = lios->c_cc[LINUX_VSTART]; 656 bios->c_cc[VSTOP] = lios->c_cc[LINUX_VSTOP]; 657 bios->c_cc[VREPRINT] = lios->c_cc[LINUX_VREPRINT]; 658 bios->c_cc[VDISCARD] = lios->c_cc[LINUX_VDISCARD]; 659 bios->c_cc[VWERASE] = lios->c_cc[LINUX_VWERASE]; 660 bios->c_cc[VLNEXT] = lios->c_cc[LINUX_VLNEXT]; 661 662 for (i=0; i<NCCS; i++) { 663 if (i != VMIN && i != VTIME && 664 bios->c_cc[i] == LINUX_POSIX_VDISABLE) 665 bios->c_cc[i] = _POSIX_VDISABLE; 666 } 667 668 bios->c_ispeed = bios->c_ospeed = 669 linux_to_bsd_speed(lios->c_cflag & LINUX_CBAUD, sptab); 670 671 #ifdef DEBUG 672 if (ldebug(ioctl)) { 673 printf("LINUX: BSD termios structure (output):\n"); 674 printf("i=%08x o=%08x c=%08x l=%08x ispeed=%d ospeed=%d\n", 675 bios->c_iflag, bios->c_oflag, bios->c_cflag, bios->c_lflag, 676 bios->c_ispeed, bios->c_ospeed); 677 printf("c_cc "); 678 for (i=0; i<NCCS; i++) 679 printf("%02x ", bios->c_cc[i]); 680 printf("\n"); 681 } 682 #endif 683 } 684 685 static void 686 bsd_to_linux_termio(struct termios *bios, struct linux_termio *lio) 687 { 688 struct linux_termios lios; 689 690 bsd_to_linux_termios(bios, &lios); 691 lio->c_iflag = lios.c_iflag; 692 lio->c_oflag = lios.c_oflag; 693 lio->c_cflag = lios.c_cflag; 694 lio->c_lflag = lios.c_lflag; 695 lio->c_line = lios.c_line; 696 memcpy(lio->c_cc, lios.c_cc, LINUX_NCC); 697 } 698 699 static void 700 linux_to_bsd_termio(struct linux_termio *lio, struct termios *bios) 701 { 702 struct linux_termios lios; 703 int i; 704 705 lios.c_iflag = lio->c_iflag; 706 lios.c_oflag = lio->c_oflag; 707 lios.c_cflag = lio->c_cflag; 708 lios.c_lflag = lio->c_lflag; 709 for (i=LINUX_NCC; i<LINUX_NCCS; i++) 710 lios.c_cc[i] = LINUX_POSIX_VDISABLE; 711 memcpy(lios.c_cc, lio->c_cc, LINUX_NCC); 712 linux_to_bsd_termios(&lios, bios); 713 } 714 715 static int 716 linux_ioctl_termio(struct thread *td, struct linux_ioctl_args *args) 717 { 718 struct termios bios; 719 struct linux_termios lios; 720 struct linux_termio lio; 721 cap_rights_t rights; 722 struct file *fp; 723 int error; 724 725 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 726 if (error != 0) 727 return (error); 728 729 switch (args->cmd & 0xffff) { 730 731 case LINUX_TCGETS: 732 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred, 733 td); 734 if (error) 735 break; 736 bsd_to_linux_termios(&bios, &lios); 737 error = copyout(&lios, (void *)args->arg, sizeof(lios)); 738 break; 739 740 case LINUX_TCSETS: 741 error = copyin((void *)args->arg, &lios, sizeof(lios)); 742 if (error) 743 break; 744 linux_to_bsd_termios(&lios, &bios); 745 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred, 746 td)); 747 break; 748 749 case LINUX_TCSETSW: 750 error = copyin((void *)args->arg, &lios, sizeof(lios)); 751 if (error) 752 break; 753 linux_to_bsd_termios(&lios, &bios); 754 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred, 755 td)); 756 break; 757 758 case LINUX_TCSETSF: 759 error = copyin((void *)args->arg, &lios, sizeof(lios)); 760 if (error) 761 break; 762 linux_to_bsd_termios(&lios, &bios); 763 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred, 764 td)); 765 break; 766 767 case LINUX_TCGETA: 768 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred, 769 td); 770 if (error) 771 break; 772 bsd_to_linux_termio(&bios, &lio); 773 error = (copyout(&lio, (void *)args->arg, sizeof(lio))); 774 break; 775 776 case LINUX_TCSETA: 777 error = copyin((void *)args->arg, &lio, sizeof(lio)); 778 if (error) 779 break; 780 linux_to_bsd_termio(&lio, &bios); 781 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred, 782 td)); 783 break; 784 785 case LINUX_TCSETAW: 786 error = copyin((void *)args->arg, &lio, sizeof(lio)); 787 if (error) 788 break; 789 linux_to_bsd_termio(&lio, &bios); 790 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred, 791 td)); 792 break; 793 794 case LINUX_TCSETAF: 795 error = copyin((void *)args->arg, &lio, sizeof(lio)); 796 if (error) 797 break; 798 linux_to_bsd_termio(&lio, &bios); 799 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred, 800 td)); 801 break; 802 803 /* LINUX_TCSBRK */ 804 805 case LINUX_TCXONC: { 806 switch (args->arg) { 807 case LINUX_TCOOFF: 808 args->cmd = TIOCSTOP; 809 break; 810 case LINUX_TCOON: 811 args->cmd = TIOCSTART; 812 break; 813 case LINUX_TCIOFF: 814 case LINUX_TCION: { 815 int c; 816 struct write_args wr; 817 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, 818 td->td_ucred, td); 819 if (error) 820 break; 821 fdrop(fp, td); 822 c = (args->arg == LINUX_TCIOFF) ? VSTOP : VSTART; 823 c = bios.c_cc[c]; 824 if (c != _POSIX_VDISABLE) { 825 wr.fd = args->fd; 826 wr.buf = &c; 827 wr.nbyte = sizeof(c); 828 return (sys_write(td, &wr)); 829 } else 830 return (0); 831 } 832 default: 833 fdrop(fp, td); 834 return (EINVAL); 835 } 836 args->arg = 0; 837 error = (sys_ioctl(td, (struct ioctl_args *)args)); 838 break; 839 } 840 841 case LINUX_TCFLSH: { 842 int val; 843 switch (args->arg) { 844 case LINUX_TCIFLUSH: 845 val = FREAD; 846 break; 847 case LINUX_TCOFLUSH: 848 val = FWRITE; 849 break; 850 case LINUX_TCIOFLUSH: 851 val = FREAD | FWRITE; 852 break; 853 default: 854 fdrop(fp, td); 855 return (EINVAL); 856 } 857 error = (fo_ioctl(fp,TIOCFLUSH,(caddr_t)&val,td->td_ucred,td)); 858 break; 859 } 860 861 case LINUX_TIOCEXCL: 862 args->cmd = TIOCEXCL; 863 error = (sys_ioctl(td, (struct ioctl_args *)args)); 864 break; 865 866 case LINUX_TIOCNXCL: 867 args->cmd = TIOCNXCL; 868 error = (sys_ioctl(td, (struct ioctl_args *)args)); 869 break; 870 871 case LINUX_TIOCSCTTY: 872 args->cmd = TIOCSCTTY; 873 error = (sys_ioctl(td, (struct ioctl_args *)args)); 874 break; 875 876 case LINUX_TIOCGPGRP: 877 args->cmd = TIOCGPGRP; 878 error = (sys_ioctl(td, (struct ioctl_args *)args)); 879 break; 880 881 case LINUX_TIOCSPGRP: 882 args->cmd = TIOCSPGRP; 883 error = (sys_ioctl(td, (struct ioctl_args *)args)); 884 break; 885 886 /* LINUX_TIOCOUTQ */ 887 /* LINUX_TIOCSTI */ 888 889 case LINUX_TIOCGWINSZ: 890 args->cmd = TIOCGWINSZ; 891 error = (sys_ioctl(td, (struct ioctl_args *)args)); 892 break; 893 894 case LINUX_TIOCSWINSZ: 895 args->cmd = TIOCSWINSZ; 896 error = (sys_ioctl(td, (struct ioctl_args *)args)); 897 break; 898 899 case LINUX_TIOCMGET: 900 args->cmd = TIOCMGET; 901 error = (sys_ioctl(td, (struct ioctl_args *)args)); 902 break; 903 904 case LINUX_TIOCMBIS: 905 args->cmd = TIOCMBIS; 906 error = (sys_ioctl(td, (struct ioctl_args *)args)); 907 break; 908 909 case LINUX_TIOCMBIC: 910 args->cmd = TIOCMBIC; 911 error = (sys_ioctl(td, (struct ioctl_args *)args)); 912 break; 913 914 case LINUX_TIOCMSET: 915 args->cmd = TIOCMSET; 916 error = (sys_ioctl(td, (struct ioctl_args *)args)); 917 break; 918 919 /* TIOCGSOFTCAR */ 920 /* TIOCSSOFTCAR */ 921 922 case LINUX_FIONREAD: /* LINUX_TIOCINQ */ 923 args->cmd = FIONREAD; 924 error = (sys_ioctl(td, (struct ioctl_args *)args)); 925 break; 926 927 /* LINUX_TIOCLINUX */ 928 929 case LINUX_TIOCCONS: 930 args->cmd = TIOCCONS; 931 error = (sys_ioctl(td, (struct ioctl_args *)args)); 932 break; 933 934 case LINUX_TIOCGSERIAL: { 935 struct linux_serial_struct lss; 936 937 bzero(&lss, sizeof(lss)); 938 lss.type = LINUX_PORT_16550A; 939 lss.flags = 0; 940 lss.close_delay = 0; 941 error = copyout(&lss, (void *)args->arg, sizeof(lss)); 942 break; 943 } 944 945 case LINUX_TIOCSSERIAL: { 946 struct linux_serial_struct lss; 947 error = copyin((void *)args->arg, &lss, sizeof(lss)); 948 if (error) 949 break; 950 /* XXX - It really helps to have an implementation that 951 * does nothing. NOT! 952 */ 953 error = 0; 954 break; 955 } 956 957 case LINUX_TIOCPKT: 958 args->cmd = TIOCPKT; 959 error = (sys_ioctl(td, (struct ioctl_args *)args)); 960 break; 961 962 case LINUX_FIONBIO: 963 args->cmd = FIONBIO; 964 error = (sys_ioctl(td, (struct ioctl_args *)args)); 965 break; 966 967 case LINUX_TIOCNOTTY: 968 args->cmd = TIOCNOTTY; 969 error = (sys_ioctl(td, (struct ioctl_args *)args)); 970 break; 971 972 case LINUX_TIOCSETD: { 973 int line; 974 switch (args->arg) { 975 case LINUX_N_TTY: 976 line = TTYDISC; 977 break; 978 case LINUX_N_SLIP: 979 line = SLIPDISC; 980 break; 981 case LINUX_N_PPP: 982 line = PPPDISC; 983 break; 984 default: 985 fdrop(fp, td); 986 return (EINVAL); 987 } 988 error = (fo_ioctl(fp, TIOCSETD, (caddr_t)&line, td->td_ucred, 989 td)); 990 break; 991 } 992 993 case LINUX_TIOCGETD: { 994 int linux_line; 995 int bsd_line = TTYDISC; 996 error = fo_ioctl(fp, TIOCGETD, (caddr_t)&bsd_line, 997 td->td_ucred, td); 998 if (error) 999 break; 1000 switch (bsd_line) { 1001 case TTYDISC: 1002 linux_line = LINUX_N_TTY; 1003 break; 1004 case SLIPDISC: 1005 linux_line = LINUX_N_SLIP; 1006 break; 1007 case PPPDISC: 1008 linux_line = LINUX_N_PPP; 1009 break; 1010 default: 1011 fdrop(fp, td); 1012 return (EINVAL); 1013 } 1014 error = (copyout(&linux_line, (void *)args->arg, sizeof(int))); 1015 break; 1016 } 1017 1018 /* LINUX_TCSBRKP */ 1019 /* LINUX_TIOCTTYGSTRUCT */ 1020 1021 case LINUX_FIONCLEX: 1022 args->cmd = FIONCLEX; 1023 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1024 break; 1025 1026 case LINUX_FIOCLEX: 1027 args->cmd = FIOCLEX; 1028 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1029 break; 1030 1031 case LINUX_FIOASYNC: 1032 args->cmd = FIOASYNC; 1033 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1034 break; 1035 1036 /* LINUX_TIOCSERCONFIG */ 1037 /* LINUX_TIOCSERGWILD */ 1038 /* LINUX_TIOCSERSWILD */ 1039 /* LINUX_TIOCGLCKTRMIOS */ 1040 /* LINUX_TIOCSLCKTRMIOS */ 1041 1042 case LINUX_TIOCSBRK: 1043 args->cmd = TIOCSBRK; 1044 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1045 break; 1046 1047 case LINUX_TIOCCBRK: 1048 args->cmd = TIOCCBRK; 1049 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1050 break; 1051 case LINUX_TIOCGPTN: { 1052 int nb; 1053 1054 error = fo_ioctl(fp, TIOCGPTN, (caddr_t)&nb, td->td_ucred, td); 1055 if (!error) 1056 error = copyout(&nb, (void *)args->arg, 1057 sizeof(int)); 1058 break; 1059 } 1060 case LINUX_TIOCSPTLCK: 1061 /* Our unlockpt() does nothing. */ 1062 error = 0; 1063 break; 1064 default: 1065 error = ENOIOCTL; 1066 break; 1067 } 1068 1069 fdrop(fp, td); 1070 return (error); 1071 } 1072 1073 /* 1074 * CDROM related ioctls 1075 */ 1076 1077 struct linux_cdrom_msf 1078 { 1079 u_char cdmsf_min0; 1080 u_char cdmsf_sec0; 1081 u_char cdmsf_frame0; 1082 u_char cdmsf_min1; 1083 u_char cdmsf_sec1; 1084 u_char cdmsf_frame1; 1085 }; 1086 1087 struct linux_cdrom_tochdr 1088 { 1089 u_char cdth_trk0; 1090 u_char cdth_trk1; 1091 }; 1092 1093 union linux_cdrom_addr 1094 { 1095 struct { 1096 u_char minute; 1097 u_char second; 1098 u_char frame; 1099 } msf; 1100 int lba; 1101 }; 1102 1103 struct linux_cdrom_tocentry 1104 { 1105 u_char cdte_track; 1106 u_char cdte_adr:4; 1107 u_char cdte_ctrl:4; 1108 u_char cdte_format; 1109 union linux_cdrom_addr cdte_addr; 1110 u_char cdte_datamode; 1111 }; 1112 1113 struct linux_cdrom_subchnl 1114 { 1115 u_char cdsc_format; 1116 u_char cdsc_audiostatus; 1117 u_char cdsc_adr:4; 1118 u_char cdsc_ctrl:4; 1119 u_char cdsc_trk; 1120 u_char cdsc_ind; 1121 union linux_cdrom_addr cdsc_absaddr; 1122 union linux_cdrom_addr cdsc_reladdr; 1123 }; 1124 1125 struct l_cdrom_read_audio { 1126 union linux_cdrom_addr addr; 1127 u_char addr_format; 1128 l_int nframes; 1129 u_char *buf; 1130 }; 1131 1132 struct l_dvd_layer { 1133 u_char book_version:4; 1134 u_char book_type:4; 1135 u_char min_rate:4; 1136 u_char disc_size:4; 1137 u_char layer_type:4; 1138 u_char track_path:1; 1139 u_char nlayers:2; 1140 u_char track_density:4; 1141 u_char linear_density:4; 1142 u_char bca:1; 1143 u_int32_t start_sector; 1144 u_int32_t end_sector; 1145 u_int32_t end_sector_l0; 1146 }; 1147 1148 struct l_dvd_physical { 1149 u_char type; 1150 u_char layer_num; 1151 struct l_dvd_layer layer[4]; 1152 }; 1153 1154 struct l_dvd_copyright { 1155 u_char type; 1156 u_char layer_num; 1157 u_char cpst; 1158 u_char rmi; 1159 }; 1160 1161 struct l_dvd_disckey { 1162 u_char type; 1163 l_uint agid:2; 1164 u_char value[2048]; 1165 }; 1166 1167 struct l_dvd_bca { 1168 u_char type; 1169 l_int len; 1170 u_char value[188]; 1171 }; 1172 1173 struct l_dvd_manufact { 1174 u_char type; 1175 u_char layer_num; 1176 l_int len; 1177 u_char value[2048]; 1178 }; 1179 1180 typedef union { 1181 u_char type; 1182 struct l_dvd_physical physical; 1183 struct l_dvd_copyright copyright; 1184 struct l_dvd_disckey disckey; 1185 struct l_dvd_bca bca; 1186 struct l_dvd_manufact manufact; 1187 } l_dvd_struct; 1188 1189 typedef u_char l_dvd_key[5]; 1190 typedef u_char l_dvd_challenge[10]; 1191 1192 struct l_dvd_lu_send_agid { 1193 u_char type; 1194 l_uint agid:2; 1195 }; 1196 1197 struct l_dvd_host_send_challenge { 1198 u_char type; 1199 l_uint agid:2; 1200 l_dvd_challenge chal; 1201 }; 1202 1203 struct l_dvd_send_key { 1204 u_char type; 1205 l_uint agid:2; 1206 l_dvd_key key; 1207 }; 1208 1209 struct l_dvd_lu_send_challenge { 1210 u_char type; 1211 l_uint agid:2; 1212 l_dvd_challenge chal; 1213 }; 1214 1215 struct l_dvd_lu_send_title_key { 1216 u_char type; 1217 l_uint agid:2; 1218 l_dvd_key title_key; 1219 l_int lba; 1220 l_uint cpm:1; 1221 l_uint cp_sec:1; 1222 l_uint cgms:2; 1223 }; 1224 1225 struct l_dvd_lu_send_asf { 1226 u_char type; 1227 l_uint agid:2; 1228 l_uint asf:1; 1229 }; 1230 1231 struct l_dvd_host_send_rpcstate { 1232 u_char type; 1233 u_char pdrc; 1234 }; 1235 1236 struct l_dvd_lu_send_rpcstate { 1237 u_char type:2; 1238 u_char vra:3; 1239 u_char ucca:3; 1240 u_char region_mask; 1241 u_char rpc_scheme; 1242 }; 1243 1244 typedef union { 1245 u_char type; 1246 struct l_dvd_lu_send_agid lsa; 1247 struct l_dvd_host_send_challenge hsc; 1248 struct l_dvd_send_key lsk; 1249 struct l_dvd_lu_send_challenge lsc; 1250 struct l_dvd_send_key hsk; 1251 struct l_dvd_lu_send_title_key lstk; 1252 struct l_dvd_lu_send_asf lsasf; 1253 struct l_dvd_host_send_rpcstate hrpcs; 1254 struct l_dvd_lu_send_rpcstate lrpcs; 1255 } l_dvd_authinfo; 1256 1257 static void 1258 bsd_to_linux_msf_lba(u_char af, union msf_lba *bp, union linux_cdrom_addr *lp) 1259 { 1260 if (af == CD_LBA_FORMAT) 1261 lp->lba = bp->lba; 1262 else { 1263 lp->msf.minute = bp->msf.minute; 1264 lp->msf.second = bp->msf.second; 1265 lp->msf.frame = bp->msf.frame; 1266 } 1267 } 1268 1269 static void 1270 set_linux_cdrom_addr(union linux_cdrom_addr *addr, int format, int lba) 1271 { 1272 if (format == LINUX_CDROM_MSF) { 1273 addr->msf.frame = lba % 75; 1274 lba /= 75; 1275 lba += 2; 1276 addr->msf.second = lba % 60; 1277 addr->msf.minute = lba / 60; 1278 } else 1279 addr->lba = lba; 1280 } 1281 1282 static int 1283 linux_to_bsd_dvd_struct(l_dvd_struct *lp, struct dvd_struct *bp) 1284 { 1285 bp->format = lp->type; 1286 switch (bp->format) { 1287 case DVD_STRUCT_PHYSICAL: 1288 if (bp->layer_num >= 4) 1289 return (EINVAL); 1290 bp->layer_num = lp->physical.layer_num; 1291 break; 1292 case DVD_STRUCT_COPYRIGHT: 1293 bp->layer_num = lp->copyright.layer_num; 1294 break; 1295 case DVD_STRUCT_DISCKEY: 1296 bp->agid = lp->disckey.agid; 1297 break; 1298 case DVD_STRUCT_BCA: 1299 case DVD_STRUCT_MANUFACT: 1300 break; 1301 default: 1302 return (EINVAL); 1303 } 1304 return (0); 1305 } 1306 1307 static int 1308 bsd_to_linux_dvd_struct(struct dvd_struct *bp, l_dvd_struct *lp) 1309 { 1310 switch (bp->format) { 1311 case DVD_STRUCT_PHYSICAL: { 1312 struct dvd_layer *blp = (struct dvd_layer *)bp->data; 1313 struct l_dvd_layer *llp = &lp->physical.layer[bp->layer_num]; 1314 memset(llp, 0, sizeof(*llp)); 1315 llp->book_version = blp->book_version; 1316 llp->book_type = blp->book_type; 1317 llp->min_rate = blp->max_rate; 1318 llp->disc_size = blp->disc_size; 1319 llp->layer_type = blp->layer_type; 1320 llp->track_path = blp->track_path; 1321 llp->nlayers = blp->nlayers; 1322 llp->track_density = blp->track_density; 1323 llp->linear_density = blp->linear_density; 1324 llp->bca = blp->bca; 1325 llp->start_sector = blp->start_sector; 1326 llp->end_sector = blp->end_sector; 1327 llp->end_sector_l0 = blp->end_sector_l0; 1328 break; 1329 } 1330 case DVD_STRUCT_COPYRIGHT: 1331 lp->copyright.cpst = bp->cpst; 1332 lp->copyright.rmi = bp->rmi; 1333 break; 1334 case DVD_STRUCT_DISCKEY: 1335 memcpy(lp->disckey.value, bp->data, sizeof(lp->disckey.value)); 1336 break; 1337 case DVD_STRUCT_BCA: 1338 lp->bca.len = bp->length; 1339 memcpy(lp->bca.value, bp->data, sizeof(lp->bca.value)); 1340 break; 1341 case DVD_STRUCT_MANUFACT: 1342 lp->manufact.len = bp->length; 1343 memcpy(lp->manufact.value, bp->data, 1344 sizeof(lp->manufact.value)); 1345 /* lp->manufact.layer_num is unused in linux (redhat 7.0) */ 1346 break; 1347 default: 1348 return (EINVAL); 1349 } 1350 return (0); 1351 } 1352 1353 static int 1354 linux_to_bsd_dvd_authinfo(l_dvd_authinfo *lp, int *bcode, 1355 struct dvd_authinfo *bp) 1356 { 1357 switch (lp->type) { 1358 case LINUX_DVD_LU_SEND_AGID: 1359 *bcode = DVDIOCREPORTKEY; 1360 bp->format = DVD_REPORT_AGID; 1361 bp->agid = lp->lsa.agid; 1362 break; 1363 case LINUX_DVD_HOST_SEND_CHALLENGE: 1364 *bcode = DVDIOCSENDKEY; 1365 bp->format = DVD_SEND_CHALLENGE; 1366 bp->agid = lp->hsc.agid; 1367 memcpy(bp->keychal, lp->hsc.chal, 10); 1368 break; 1369 case LINUX_DVD_LU_SEND_KEY1: 1370 *bcode = DVDIOCREPORTKEY; 1371 bp->format = DVD_REPORT_KEY1; 1372 bp->agid = lp->lsk.agid; 1373 break; 1374 case LINUX_DVD_LU_SEND_CHALLENGE: 1375 *bcode = DVDIOCREPORTKEY; 1376 bp->format = DVD_REPORT_CHALLENGE; 1377 bp->agid = lp->lsc.agid; 1378 break; 1379 case LINUX_DVD_HOST_SEND_KEY2: 1380 *bcode = DVDIOCSENDKEY; 1381 bp->format = DVD_SEND_KEY2; 1382 bp->agid = lp->hsk.agid; 1383 memcpy(bp->keychal, lp->hsk.key, 5); 1384 break; 1385 case LINUX_DVD_LU_SEND_TITLE_KEY: 1386 *bcode = DVDIOCREPORTKEY; 1387 bp->format = DVD_REPORT_TITLE_KEY; 1388 bp->agid = lp->lstk.agid; 1389 bp->lba = lp->lstk.lba; 1390 break; 1391 case LINUX_DVD_LU_SEND_ASF: 1392 *bcode = DVDIOCREPORTKEY; 1393 bp->format = DVD_REPORT_ASF; 1394 bp->agid = lp->lsasf.agid; 1395 break; 1396 case LINUX_DVD_INVALIDATE_AGID: 1397 *bcode = DVDIOCREPORTKEY; 1398 bp->format = DVD_INVALIDATE_AGID; 1399 bp->agid = lp->lsa.agid; 1400 break; 1401 case LINUX_DVD_LU_SEND_RPC_STATE: 1402 *bcode = DVDIOCREPORTKEY; 1403 bp->format = DVD_REPORT_RPC; 1404 break; 1405 case LINUX_DVD_HOST_SEND_RPC_STATE: 1406 *bcode = DVDIOCSENDKEY; 1407 bp->format = DVD_SEND_RPC; 1408 bp->region = lp->hrpcs.pdrc; 1409 break; 1410 default: 1411 return (EINVAL); 1412 } 1413 return (0); 1414 } 1415 1416 static int 1417 bsd_to_linux_dvd_authinfo(struct dvd_authinfo *bp, l_dvd_authinfo *lp) 1418 { 1419 switch (lp->type) { 1420 case LINUX_DVD_LU_SEND_AGID: 1421 lp->lsa.agid = bp->agid; 1422 break; 1423 case LINUX_DVD_HOST_SEND_CHALLENGE: 1424 lp->type = LINUX_DVD_LU_SEND_KEY1; 1425 break; 1426 case LINUX_DVD_LU_SEND_KEY1: 1427 memcpy(lp->lsk.key, bp->keychal, sizeof(lp->lsk.key)); 1428 break; 1429 case LINUX_DVD_LU_SEND_CHALLENGE: 1430 memcpy(lp->lsc.chal, bp->keychal, sizeof(lp->lsc.chal)); 1431 break; 1432 case LINUX_DVD_HOST_SEND_KEY2: 1433 lp->type = LINUX_DVD_AUTH_ESTABLISHED; 1434 break; 1435 case LINUX_DVD_LU_SEND_TITLE_KEY: 1436 memcpy(lp->lstk.title_key, bp->keychal, 1437 sizeof(lp->lstk.title_key)); 1438 lp->lstk.cpm = bp->cpm; 1439 lp->lstk.cp_sec = bp->cp_sec; 1440 lp->lstk.cgms = bp->cgms; 1441 break; 1442 case LINUX_DVD_LU_SEND_ASF: 1443 lp->lsasf.asf = bp->asf; 1444 break; 1445 case LINUX_DVD_INVALIDATE_AGID: 1446 break; 1447 case LINUX_DVD_LU_SEND_RPC_STATE: 1448 lp->lrpcs.type = bp->reg_type; 1449 lp->lrpcs.vra = bp->vend_rsts; 1450 lp->lrpcs.ucca = bp->user_rsts; 1451 lp->lrpcs.region_mask = bp->region; 1452 lp->lrpcs.rpc_scheme = bp->rpc_scheme; 1453 break; 1454 case LINUX_DVD_HOST_SEND_RPC_STATE: 1455 break; 1456 default: 1457 return (EINVAL); 1458 } 1459 return (0); 1460 } 1461 1462 static int 1463 linux_ioctl_cdrom(struct thread *td, struct linux_ioctl_args *args) 1464 { 1465 cap_rights_t rights; 1466 struct file *fp; 1467 int error; 1468 1469 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 1470 if (error != 0) 1471 return (error); 1472 switch (args->cmd & 0xffff) { 1473 1474 case LINUX_CDROMPAUSE: 1475 args->cmd = CDIOCPAUSE; 1476 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1477 break; 1478 1479 case LINUX_CDROMRESUME: 1480 args->cmd = CDIOCRESUME; 1481 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1482 break; 1483 1484 case LINUX_CDROMPLAYMSF: 1485 args->cmd = CDIOCPLAYMSF; 1486 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1487 break; 1488 1489 case LINUX_CDROMPLAYTRKIND: 1490 args->cmd = CDIOCPLAYTRACKS; 1491 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1492 break; 1493 1494 case LINUX_CDROMREADTOCHDR: { 1495 struct ioc_toc_header th; 1496 struct linux_cdrom_tochdr lth; 1497 error = fo_ioctl(fp, CDIOREADTOCHEADER, (caddr_t)&th, 1498 td->td_ucred, td); 1499 if (!error) { 1500 lth.cdth_trk0 = th.starting_track; 1501 lth.cdth_trk1 = th.ending_track; 1502 copyout(<h, (void *)args->arg, sizeof(lth)); 1503 } 1504 break; 1505 } 1506 1507 case LINUX_CDROMREADTOCENTRY: { 1508 struct linux_cdrom_tocentry lte; 1509 struct ioc_read_toc_single_entry irtse; 1510 1511 error = copyin((void *)args->arg, <e, sizeof(lte)); 1512 if (error) 1513 break; 1514 irtse.address_format = lte.cdte_format; 1515 irtse.track = lte.cdte_track; 1516 error = fo_ioctl(fp, CDIOREADTOCENTRY, (caddr_t)&irtse, 1517 td->td_ucred, td); 1518 if (!error) { 1519 lte.cdte_ctrl = irtse.entry.control; 1520 lte.cdte_adr = irtse.entry.addr_type; 1521 bsd_to_linux_msf_lba(irtse.address_format, 1522 &irtse.entry.addr, <e.cdte_addr); 1523 error = copyout(<e, (void *)args->arg, sizeof(lte)); 1524 } 1525 break; 1526 } 1527 1528 case LINUX_CDROMSTOP: 1529 args->cmd = CDIOCSTOP; 1530 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1531 break; 1532 1533 case LINUX_CDROMSTART: 1534 args->cmd = CDIOCSTART; 1535 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1536 break; 1537 1538 case LINUX_CDROMEJECT: 1539 args->cmd = CDIOCEJECT; 1540 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1541 break; 1542 1543 /* LINUX_CDROMVOLCTRL */ 1544 1545 case LINUX_CDROMSUBCHNL: { 1546 struct linux_cdrom_subchnl sc; 1547 struct ioc_read_subchannel bsdsc; 1548 struct cd_sub_channel_info bsdinfo; 1549 1550 bsdsc.address_format = CD_LBA_FORMAT; 1551 bsdsc.data_format = CD_CURRENT_POSITION; 1552 bsdsc.track = 0; 1553 bsdsc.data_len = sizeof(bsdinfo); 1554 bsdsc.data = &bsdinfo; 1555 error = fo_ioctl(fp, CDIOCREADSUBCHANNEL_SYSSPACE, 1556 (caddr_t)&bsdsc, td->td_ucred, td); 1557 if (error) 1558 break; 1559 error = copyin((void *)args->arg, &sc, sizeof(sc)); 1560 if (error) 1561 break; 1562 sc.cdsc_audiostatus = bsdinfo.header.audio_status; 1563 sc.cdsc_adr = bsdinfo.what.position.addr_type; 1564 sc.cdsc_ctrl = bsdinfo.what.position.control; 1565 sc.cdsc_trk = bsdinfo.what.position.track_number; 1566 sc.cdsc_ind = bsdinfo.what.position.index_number; 1567 set_linux_cdrom_addr(&sc.cdsc_absaddr, sc.cdsc_format, 1568 bsdinfo.what.position.absaddr.lba); 1569 set_linux_cdrom_addr(&sc.cdsc_reladdr, sc.cdsc_format, 1570 bsdinfo.what.position.reladdr.lba); 1571 error = copyout(&sc, (void *)args->arg, sizeof(sc)); 1572 break; 1573 } 1574 1575 /* LINUX_CDROMREADMODE2 */ 1576 /* LINUX_CDROMREADMODE1 */ 1577 /* LINUX_CDROMREADAUDIO */ 1578 /* LINUX_CDROMEJECT_SW */ 1579 /* LINUX_CDROMMULTISESSION */ 1580 /* LINUX_CDROM_GET_UPC */ 1581 1582 case LINUX_CDROMRESET: 1583 args->cmd = CDIOCRESET; 1584 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1585 break; 1586 1587 /* LINUX_CDROMVOLREAD */ 1588 /* LINUX_CDROMREADRAW */ 1589 /* LINUX_CDROMREADCOOKED */ 1590 /* LINUX_CDROMSEEK */ 1591 /* LINUX_CDROMPLAYBLK */ 1592 /* LINUX_CDROMREADALL */ 1593 /* LINUX_CDROMCLOSETRAY */ 1594 /* LINUX_CDROMLOADFROMSLOT */ 1595 /* LINUX_CDROMGETSPINDOWN */ 1596 /* LINUX_CDROMSETSPINDOWN */ 1597 /* LINUX_CDROM_SET_OPTIONS */ 1598 /* LINUX_CDROM_CLEAR_OPTIONS */ 1599 /* LINUX_CDROM_SELECT_SPEED */ 1600 /* LINUX_CDROM_SELECT_DISC */ 1601 /* LINUX_CDROM_MEDIA_CHANGED */ 1602 /* LINUX_CDROM_DRIVE_STATUS */ 1603 /* LINUX_CDROM_DISC_STATUS */ 1604 /* LINUX_CDROM_CHANGER_NSLOTS */ 1605 /* LINUX_CDROM_LOCKDOOR */ 1606 /* LINUX_CDROM_DEBUG */ 1607 /* LINUX_CDROM_GET_CAPABILITY */ 1608 /* LINUX_CDROMAUDIOBUFSIZ */ 1609 1610 case LINUX_DVD_READ_STRUCT: { 1611 l_dvd_struct *lds; 1612 struct dvd_struct *bds; 1613 1614 lds = malloc(sizeof(*lds), M_LINUX, M_WAITOK); 1615 bds = malloc(sizeof(*bds), M_LINUX, M_WAITOK); 1616 error = copyin((void *)args->arg, lds, sizeof(*lds)); 1617 if (error) 1618 goto out; 1619 error = linux_to_bsd_dvd_struct(lds, bds); 1620 if (error) 1621 goto out; 1622 error = fo_ioctl(fp, DVDIOCREADSTRUCTURE, (caddr_t)bds, 1623 td->td_ucred, td); 1624 if (error) 1625 goto out; 1626 error = bsd_to_linux_dvd_struct(bds, lds); 1627 if (error) 1628 goto out; 1629 error = copyout(lds, (void *)args->arg, sizeof(*lds)); 1630 out: 1631 free(bds, M_LINUX); 1632 free(lds, M_LINUX); 1633 break; 1634 } 1635 1636 /* LINUX_DVD_WRITE_STRUCT */ 1637 1638 case LINUX_DVD_AUTH: { 1639 l_dvd_authinfo lda; 1640 struct dvd_authinfo bda; 1641 int bcode; 1642 1643 error = copyin((void *)args->arg, &lda, sizeof(lda)); 1644 if (error) 1645 break; 1646 error = linux_to_bsd_dvd_authinfo(&lda, &bcode, &bda); 1647 if (error) 1648 break; 1649 error = fo_ioctl(fp, bcode, (caddr_t)&bda, td->td_ucred, 1650 td); 1651 if (error) { 1652 if (lda.type == LINUX_DVD_HOST_SEND_KEY2) { 1653 lda.type = LINUX_DVD_AUTH_FAILURE; 1654 copyout(&lda, (void *)args->arg, sizeof(lda)); 1655 } 1656 break; 1657 } 1658 error = bsd_to_linux_dvd_authinfo(&bda, &lda); 1659 if (error) 1660 break; 1661 error = copyout(&lda, (void *)args->arg, sizeof(lda)); 1662 break; 1663 } 1664 1665 case LINUX_SCSI_GET_BUS_NUMBER: 1666 { 1667 struct sg_scsi_id id; 1668 1669 error = fo_ioctl(fp, SG_GET_SCSI_ID, (caddr_t)&id, 1670 td->td_ucred, td); 1671 if (error) 1672 break; 1673 error = copyout(&id.channel, (void *)args->arg, sizeof(int)); 1674 break; 1675 } 1676 1677 case LINUX_SCSI_GET_IDLUN: 1678 { 1679 struct sg_scsi_id id; 1680 struct scsi_idlun idl; 1681 1682 error = fo_ioctl(fp, SG_GET_SCSI_ID, (caddr_t)&id, 1683 td->td_ucred, td); 1684 if (error) 1685 break; 1686 idl.dev_id = (id.scsi_id & 0xff) + ((id.lun & 0xff) << 8) + 1687 ((id.channel & 0xff) << 16) + ((id.host_no & 0xff) << 24); 1688 idl.host_unique_id = id.host_no; 1689 error = copyout(&idl, (void *)args->arg, sizeof(idl)); 1690 break; 1691 } 1692 1693 /* LINUX_CDROM_SEND_PACKET */ 1694 /* LINUX_CDROM_NEXT_WRITABLE */ 1695 /* LINUX_CDROM_LAST_WRITTEN */ 1696 1697 default: 1698 error = ENOIOCTL; 1699 break; 1700 } 1701 1702 fdrop(fp, td); 1703 return (error); 1704 } 1705 1706 static int 1707 linux_ioctl_vfat(struct thread *td, struct linux_ioctl_args *args) 1708 { 1709 1710 return (ENOTTY); 1711 } 1712 1713 /* 1714 * Sound related ioctls 1715 */ 1716 1717 struct linux_old_mixer_info { 1718 char id[16]; 1719 char name[32]; 1720 }; 1721 1722 static u_int32_t dirbits[4] = { IOC_VOID, IOC_IN, IOC_OUT, IOC_INOUT }; 1723 1724 #define SETDIR(c) (((c) & ~IOC_DIRMASK) | dirbits[args->cmd >> 30]) 1725 1726 static int 1727 linux_ioctl_sound(struct thread *td, struct linux_ioctl_args *args) 1728 { 1729 1730 switch (args->cmd & 0xffff) { 1731 1732 case LINUX_SOUND_MIXER_WRITE_VOLUME: 1733 args->cmd = SETDIR(SOUND_MIXER_WRITE_VOLUME); 1734 return (sys_ioctl(td, (struct ioctl_args *)args)); 1735 1736 case LINUX_SOUND_MIXER_WRITE_BASS: 1737 args->cmd = SETDIR(SOUND_MIXER_WRITE_BASS); 1738 return (sys_ioctl(td, (struct ioctl_args *)args)); 1739 1740 case LINUX_SOUND_MIXER_WRITE_TREBLE: 1741 args->cmd = SETDIR(SOUND_MIXER_WRITE_TREBLE); 1742 return (sys_ioctl(td, (struct ioctl_args *)args)); 1743 1744 case LINUX_SOUND_MIXER_WRITE_SYNTH: 1745 args->cmd = SETDIR(SOUND_MIXER_WRITE_SYNTH); 1746 return (sys_ioctl(td, (struct ioctl_args *)args)); 1747 1748 case LINUX_SOUND_MIXER_WRITE_PCM: 1749 args->cmd = SETDIR(SOUND_MIXER_WRITE_PCM); 1750 return (sys_ioctl(td, (struct ioctl_args *)args)); 1751 1752 case LINUX_SOUND_MIXER_WRITE_SPEAKER: 1753 args->cmd = SETDIR(SOUND_MIXER_WRITE_SPEAKER); 1754 return (sys_ioctl(td, (struct ioctl_args *)args)); 1755 1756 case LINUX_SOUND_MIXER_WRITE_LINE: 1757 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE); 1758 return (sys_ioctl(td, (struct ioctl_args *)args)); 1759 1760 case LINUX_SOUND_MIXER_WRITE_MIC: 1761 args->cmd = SETDIR(SOUND_MIXER_WRITE_MIC); 1762 return (sys_ioctl(td, (struct ioctl_args *)args)); 1763 1764 case LINUX_SOUND_MIXER_WRITE_CD: 1765 args->cmd = SETDIR(SOUND_MIXER_WRITE_CD); 1766 return (sys_ioctl(td, (struct ioctl_args *)args)); 1767 1768 case LINUX_SOUND_MIXER_WRITE_IMIX: 1769 args->cmd = SETDIR(SOUND_MIXER_WRITE_IMIX); 1770 return (sys_ioctl(td, (struct ioctl_args *)args)); 1771 1772 case LINUX_SOUND_MIXER_WRITE_ALTPCM: 1773 args->cmd = SETDIR(SOUND_MIXER_WRITE_ALTPCM); 1774 return (sys_ioctl(td, (struct ioctl_args *)args)); 1775 1776 case LINUX_SOUND_MIXER_WRITE_RECLEV: 1777 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECLEV); 1778 return (sys_ioctl(td, (struct ioctl_args *)args)); 1779 1780 case LINUX_SOUND_MIXER_WRITE_IGAIN: 1781 args->cmd = SETDIR(SOUND_MIXER_WRITE_IGAIN); 1782 return (sys_ioctl(td, (struct ioctl_args *)args)); 1783 1784 case LINUX_SOUND_MIXER_WRITE_OGAIN: 1785 args->cmd = SETDIR(SOUND_MIXER_WRITE_OGAIN); 1786 return (sys_ioctl(td, (struct ioctl_args *)args)); 1787 1788 case LINUX_SOUND_MIXER_WRITE_LINE1: 1789 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE1); 1790 return (sys_ioctl(td, (struct ioctl_args *)args)); 1791 1792 case LINUX_SOUND_MIXER_WRITE_LINE2: 1793 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE2); 1794 return (sys_ioctl(td, (struct ioctl_args *)args)); 1795 1796 case LINUX_SOUND_MIXER_WRITE_LINE3: 1797 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE3); 1798 return (sys_ioctl(td, (struct ioctl_args *)args)); 1799 1800 case LINUX_SOUND_MIXER_INFO: { 1801 /* Key on encoded length */ 1802 switch ((args->cmd >> 16) & 0x1fff) { 1803 case 0x005c: { /* SOUND_MIXER_INFO */ 1804 args->cmd = SOUND_MIXER_INFO; 1805 return (sys_ioctl(td, (struct ioctl_args *)args)); 1806 } 1807 case 0x0030: { /* SOUND_OLD_MIXER_INFO */ 1808 struct linux_old_mixer_info info; 1809 bzero(&info, sizeof(info)); 1810 strncpy(info.id, "OSS", sizeof(info.id) - 1); 1811 strncpy(info.name, "FreeBSD OSS Mixer", sizeof(info.name) - 1); 1812 copyout(&info, (void *)args->arg, sizeof(info)); 1813 return (0); 1814 } 1815 default: 1816 return (ENOIOCTL); 1817 } 1818 break; 1819 } 1820 1821 case LINUX_OSS_GETVERSION: { 1822 int version = linux_get_oss_version(td); 1823 return (copyout(&version, (void *)args->arg, sizeof(int))); 1824 } 1825 1826 case LINUX_SOUND_MIXER_READ_STEREODEVS: 1827 args->cmd = SOUND_MIXER_READ_STEREODEVS; 1828 return (sys_ioctl(td, (struct ioctl_args *)args)); 1829 1830 case LINUX_SOUND_MIXER_READ_CAPS: 1831 args->cmd = SOUND_MIXER_READ_CAPS; 1832 return (sys_ioctl(td, (struct ioctl_args *)args)); 1833 1834 case LINUX_SOUND_MIXER_READ_RECMASK: 1835 args->cmd = SOUND_MIXER_READ_RECMASK; 1836 return (sys_ioctl(td, (struct ioctl_args *)args)); 1837 1838 case LINUX_SOUND_MIXER_READ_DEVMASK: 1839 args->cmd = SOUND_MIXER_READ_DEVMASK; 1840 return (sys_ioctl(td, (struct ioctl_args *)args)); 1841 1842 case LINUX_SOUND_MIXER_WRITE_RECSRC: 1843 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECSRC); 1844 return (sys_ioctl(td, (struct ioctl_args *)args)); 1845 1846 case LINUX_SNDCTL_DSP_RESET: 1847 args->cmd = SNDCTL_DSP_RESET; 1848 return (sys_ioctl(td, (struct ioctl_args *)args)); 1849 1850 case LINUX_SNDCTL_DSP_SYNC: 1851 args->cmd = SNDCTL_DSP_SYNC; 1852 return (sys_ioctl(td, (struct ioctl_args *)args)); 1853 1854 case LINUX_SNDCTL_DSP_SPEED: 1855 args->cmd = SNDCTL_DSP_SPEED; 1856 return (sys_ioctl(td, (struct ioctl_args *)args)); 1857 1858 case LINUX_SNDCTL_DSP_STEREO: 1859 args->cmd = SNDCTL_DSP_STEREO; 1860 return (sys_ioctl(td, (struct ioctl_args *)args)); 1861 1862 case LINUX_SNDCTL_DSP_GETBLKSIZE: /* LINUX_SNDCTL_DSP_SETBLKSIZE */ 1863 args->cmd = SNDCTL_DSP_GETBLKSIZE; 1864 return (sys_ioctl(td, (struct ioctl_args *)args)); 1865 1866 case LINUX_SNDCTL_DSP_SETFMT: 1867 args->cmd = SNDCTL_DSP_SETFMT; 1868 return (sys_ioctl(td, (struct ioctl_args *)args)); 1869 1870 case LINUX_SOUND_PCM_WRITE_CHANNELS: 1871 args->cmd = SOUND_PCM_WRITE_CHANNELS; 1872 return (sys_ioctl(td, (struct ioctl_args *)args)); 1873 1874 case LINUX_SOUND_PCM_WRITE_FILTER: 1875 args->cmd = SOUND_PCM_WRITE_FILTER; 1876 return (sys_ioctl(td, (struct ioctl_args *)args)); 1877 1878 case LINUX_SNDCTL_DSP_POST: 1879 args->cmd = SNDCTL_DSP_POST; 1880 return (sys_ioctl(td, (struct ioctl_args *)args)); 1881 1882 case LINUX_SNDCTL_DSP_SUBDIVIDE: 1883 args->cmd = SNDCTL_DSP_SUBDIVIDE; 1884 return (sys_ioctl(td, (struct ioctl_args *)args)); 1885 1886 case LINUX_SNDCTL_DSP_SETFRAGMENT: 1887 args->cmd = SNDCTL_DSP_SETFRAGMENT; 1888 return (sys_ioctl(td, (struct ioctl_args *)args)); 1889 1890 case LINUX_SNDCTL_DSP_GETFMTS: 1891 args->cmd = SNDCTL_DSP_GETFMTS; 1892 return (sys_ioctl(td, (struct ioctl_args *)args)); 1893 1894 case LINUX_SNDCTL_DSP_GETOSPACE: 1895 args->cmd = SNDCTL_DSP_GETOSPACE; 1896 return (sys_ioctl(td, (struct ioctl_args *)args)); 1897 1898 case LINUX_SNDCTL_DSP_GETISPACE: 1899 args->cmd = SNDCTL_DSP_GETISPACE; 1900 return (sys_ioctl(td, (struct ioctl_args *)args)); 1901 1902 case LINUX_SNDCTL_DSP_NONBLOCK: 1903 args->cmd = SNDCTL_DSP_NONBLOCK; 1904 return (sys_ioctl(td, (struct ioctl_args *)args)); 1905 1906 case LINUX_SNDCTL_DSP_GETCAPS: 1907 args->cmd = SNDCTL_DSP_GETCAPS; 1908 return (sys_ioctl(td, (struct ioctl_args *)args)); 1909 1910 case LINUX_SNDCTL_DSP_SETTRIGGER: /* LINUX_SNDCTL_GETTRIGGER */ 1911 args->cmd = SNDCTL_DSP_SETTRIGGER; 1912 return (sys_ioctl(td, (struct ioctl_args *)args)); 1913 1914 case LINUX_SNDCTL_DSP_GETIPTR: 1915 args->cmd = SNDCTL_DSP_GETIPTR; 1916 return (sys_ioctl(td, (struct ioctl_args *)args)); 1917 1918 case LINUX_SNDCTL_DSP_GETOPTR: 1919 args->cmd = SNDCTL_DSP_GETOPTR; 1920 return (sys_ioctl(td, (struct ioctl_args *)args)); 1921 1922 case LINUX_SNDCTL_DSP_SETDUPLEX: 1923 args->cmd = SNDCTL_DSP_SETDUPLEX; 1924 return (sys_ioctl(td, (struct ioctl_args *)args)); 1925 1926 case LINUX_SNDCTL_DSP_GETODELAY: 1927 args->cmd = SNDCTL_DSP_GETODELAY; 1928 return (sys_ioctl(td, (struct ioctl_args *)args)); 1929 1930 case LINUX_SNDCTL_SEQ_RESET: 1931 args->cmd = SNDCTL_SEQ_RESET; 1932 return (sys_ioctl(td, (struct ioctl_args *)args)); 1933 1934 case LINUX_SNDCTL_SEQ_SYNC: 1935 args->cmd = SNDCTL_SEQ_SYNC; 1936 return (sys_ioctl(td, (struct ioctl_args *)args)); 1937 1938 case LINUX_SNDCTL_SYNTH_INFO: 1939 args->cmd = SNDCTL_SYNTH_INFO; 1940 return (sys_ioctl(td, (struct ioctl_args *)args)); 1941 1942 case LINUX_SNDCTL_SEQ_CTRLRATE: 1943 args->cmd = SNDCTL_SEQ_CTRLRATE; 1944 return (sys_ioctl(td, (struct ioctl_args *)args)); 1945 1946 case LINUX_SNDCTL_SEQ_GETOUTCOUNT: 1947 args->cmd = SNDCTL_SEQ_GETOUTCOUNT; 1948 return (sys_ioctl(td, (struct ioctl_args *)args)); 1949 1950 case LINUX_SNDCTL_SEQ_GETINCOUNT: 1951 args->cmd = SNDCTL_SEQ_GETINCOUNT; 1952 return (sys_ioctl(td, (struct ioctl_args *)args)); 1953 1954 case LINUX_SNDCTL_SEQ_PERCMODE: 1955 args->cmd = SNDCTL_SEQ_PERCMODE; 1956 return (sys_ioctl(td, (struct ioctl_args *)args)); 1957 1958 case LINUX_SNDCTL_FM_LOAD_INSTR: 1959 args->cmd = SNDCTL_FM_LOAD_INSTR; 1960 return (sys_ioctl(td, (struct ioctl_args *)args)); 1961 1962 case LINUX_SNDCTL_SEQ_TESTMIDI: 1963 args->cmd = SNDCTL_SEQ_TESTMIDI; 1964 return (sys_ioctl(td, (struct ioctl_args *)args)); 1965 1966 case LINUX_SNDCTL_SEQ_RESETSAMPLES: 1967 args->cmd = SNDCTL_SEQ_RESETSAMPLES; 1968 return (sys_ioctl(td, (struct ioctl_args *)args)); 1969 1970 case LINUX_SNDCTL_SEQ_NRSYNTHS: 1971 args->cmd = SNDCTL_SEQ_NRSYNTHS; 1972 return (sys_ioctl(td, (struct ioctl_args *)args)); 1973 1974 case LINUX_SNDCTL_SEQ_NRMIDIS: 1975 args->cmd = SNDCTL_SEQ_NRMIDIS; 1976 return (sys_ioctl(td, (struct ioctl_args *)args)); 1977 1978 case LINUX_SNDCTL_MIDI_INFO: 1979 args->cmd = SNDCTL_MIDI_INFO; 1980 return (sys_ioctl(td, (struct ioctl_args *)args)); 1981 1982 case LINUX_SNDCTL_SEQ_TRESHOLD: 1983 args->cmd = SNDCTL_SEQ_TRESHOLD; 1984 return (sys_ioctl(td, (struct ioctl_args *)args)); 1985 1986 case LINUX_SNDCTL_SYNTH_MEMAVL: 1987 args->cmd = SNDCTL_SYNTH_MEMAVL; 1988 return (sys_ioctl(td, (struct ioctl_args *)args)); 1989 1990 } 1991 1992 return (ENOIOCTL); 1993 } 1994 1995 /* 1996 * Console related ioctls 1997 */ 1998 1999 static int 2000 linux_ioctl_console(struct thread *td, struct linux_ioctl_args *args) 2001 { 2002 cap_rights_t rights; 2003 struct file *fp; 2004 int error; 2005 2006 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 2007 if (error != 0) 2008 return (error); 2009 switch (args->cmd & 0xffff) { 2010 2011 case LINUX_KIOCSOUND: 2012 args->cmd = KIOCSOUND; 2013 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2014 break; 2015 2016 case LINUX_KDMKTONE: 2017 args->cmd = KDMKTONE; 2018 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2019 break; 2020 2021 case LINUX_KDGETLED: 2022 args->cmd = KDGETLED; 2023 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2024 break; 2025 2026 case LINUX_KDSETLED: 2027 args->cmd = KDSETLED; 2028 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2029 break; 2030 2031 case LINUX_KDSETMODE: 2032 args->cmd = KDSETMODE; 2033 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2034 break; 2035 2036 case LINUX_KDGETMODE: 2037 args->cmd = KDGETMODE; 2038 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2039 break; 2040 2041 case LINUX_KDGKBMODE: 2042 args->cmd = KDGKBMODE; 2043 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2044 break; 2045 2046 case LINUX_KDSKBMODE: { 2047 int kbdmode; 2048 switch (args->arg) { 2049 case LINUX_KBD_RAW: 2050 kbdmode = K_RAW; 2051 break; 2052 case LINUX_KBD_XLATE: 2053 kbdmode = K_XLATE; 2054 break; 2055 case LINUX_KBD_MEDIUMRAW: 2056 kbdmode = K_RAW; 2057 break; 2058 default: 2059 fdrop(fp, td); 2060 return (EINVAL); 2061 } 2062 error = (fo_ioctl(fp, KDSKBMODE, (caddr_t)&kbdmode, 2063 td->td_ucred, td)); 2064 break; 2065 } 2066 2067 case LINUX_VT_OPENQRY: 2068 args->cmd = VT_OPENQRY; 2069 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2070 break; 2071 2072 case LINUX_VT_GETMODE: 2073 args->cmd = VT_GETMODE; 2074 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2075 break; 2076 2077 case LINUX_VT_SETMODE: { 2078 struct vt_mode mode; 2079 if ((error = copyin((void *)args->arg, &mode, sizeof(mode)))) 2080 break; 2081 if (LINUX_SIG_VALID(mode.relsig)) 2082 mode.relsig = linux_to_bsd_signal(mode.relsig); 2083 else 2084 mode.relsig = 0; 2085 if (LINUX_SIG_VALID(mode.acqsig)) 2086 mode.acqsig = linux_to_bsd_signal(mode.acqsig); 2087 else 2088 mode.acqsig = 0; 2089 /* XXX. Linux ignores frsig and set it to 0. */ 2090 mode.frsig = 0; 2091 if ((error = copyout(&mode, (void *)args->arg, sizeof(mode)))) 2092 break; 2093 args->cmd = VT_SETMODE; 2094 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2095 break; 2096 } 2097 2098 case LINUX_VT_GETSTATE: 2099 args->cmd = VT_GETACTIVE; 2100 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2101 break; 2102 2103 case LINUX_VT_RELDISP: 2104 args->cmd = VT_RELDISP; 2105 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2106 break; 2107 2108 case LINUX_VT_ACTIVATE: 2109 args->cmd = VT_ACTIVATE; 2110 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2111 break; 2112 2113 case LINUX_VT_WAITACTIVE: 2114 args->cmd = VT_WAITACTIVE; 2115 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2116 break; 2117 2118 default: 2119 error = ENOIOCTL; 2120 break; 2121 } 2122 2123 fdrop(fp, td); 2124 return (error); 2125 } 2126 2127 /* 2128 * Criteria for interface name translation 2129 */ 2130 #define IFP_IS_ETH(ifp) (ifp->if_type == IFT_ETHER) 2131 2132 /* 2133 * Translate a Linux interface name to a FreeBSD interface name, 2134 * and return the associated ifnet structure 2135 * bsdname and lxname need to be least IFNAMSIZ bytes long, but 2136 * can point to the same buffer. 2137 */ 2138 2139 static struct ifnet * 2140 ifname_linux_to_bsd(struct thread *td, const char *lxname, char *bsdname) 2141 { 2142 struct ifnet *ifp; 2143 int len, unit; 2144 char *ep; 2145 int is_eth, index; 2146 2147 for (len = 0; len < LINUX_IFNAMSIZ; ++len) 2148 if (!isalpha(lxname[len])) 2149 break; 2150 if (len == 0 || len == LINUX_IFNAMSIZ) 2151 return (NULL); 2152 unit = (int)strtoul(lxname + len, &ep, 10); 2153 if (ep == NULL || ep == lxname + len || ep >= lxname + LINUX_IFNAMSIZ) 2154 return (NULL); 2155 index = 0; 2156 is_eth = (len == 3 && !strncmp(lxname, "eth", len)) ? 1 : 0; 2157 CURVNET_SET(TD_TO_VNET(td)); 2158 IFNET_RLOCK(); 2159 TAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2160 /* 2161 * Allow Linux programs to use FreeBSD names. Don't presume 2162 * we never have an interface named "eth", so don't make 2163 * the test optional based on is_eth. 2164 */ 2165 if (strncmp(ifp->if_xname, lxname, LINUX_IFNAMSIZ) == 0) 2166 break; 2167 if (is_eth && IFP_IS_ETH(ifp) && unit == index++) 2168 break; 2169 } 2170 IFNET_RUNLOCK(); 2171 CURVNET_RESTORE(); 2172 if (ifp != NULL) 2173 strlcpy(bsdname, ifp->if_xname, IFNAMSIZ); 2174 return (ifp); 2175 } 2176 2177 /* 2178 * Implement the SIOCGIFNAME ioctl 2179 */ 2180 2181 static int 2182 linux_ioctl_ifname(struct thread *td, struct l_ifreq *uifr) 2183 { 2184 struct l_ifreq ifr; 2185 struct ifnet *ifp; 2186 int error, ethno, index; 2187 2188 error = copyin(uifr, &ifr, sizeof(ifr)); 2189 if (error != 0) 2190 return (error); 2191 2192 CURVNET_SET(TD_TO_VNET(curthread)); 2193 IFNET_RLOCK(); 2194 index = 1; /* ifr.ifr_ifindex starts from 1 */ 2195 ethno = 0; 2196 error = ENODEV; 2197 TAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2198 if (ifr.ifr_ifindex == index) { 2199 if (IFP_IS_ETH(ifp)) 2200 snprintf(ifr.ifr_name, LINUX_IFNAMSIZ, 2201 "eth%d", ethno); 2202 else 2203 strlcpy(ifr.ifr_name, ifp->if_xname, 2204 LINUX_IFNAMSIZ); 2205 error = 0; 2206 break; 2207 } 2208 if (IFP_IS_ETH(ifp)) 2209 ethno++; 2210 index++; 2211 } 2212 IFNET_RUNLOCK(); 2213 if (error == 0) 2214 error = copyout(&ifr, uifr, sizeof(ifr)); 2215 CURVNET_RESTORE(); 2216 2217 return (error); 2218 } 2219 2220 /* 2221 * Implement the SIOCGIFCONF ioctl 2222 */ 2223 2224 static int 2225 linux_ifconf(struct thread *td, struct ifconf *uifc) 2226 { 2227 #ifdef COMPAT_LINUX32 2228 struct l_ifconf ifc; 2229 #else 2230 struct ifconf ifc; 2231 #endif 2232 struct l_ifreq ifr; 2233 struct ifnet *ifp; 2234 struct ifaddr *ifa; 2235 struct sbuf *sb; 2236 int error, ethno, full = 0, valid_len, max_len; 2237 2238 error = copyin(uifc, &ifc, sizeof(ifc)); 2239 if (error != 0) 2240 return (error); 2241 2242 max_len = MAXPHYS - 1; 2243 2244 CURVNET_SET(TD_TO_VNET(td)); 2245 /* handle the 'request buffer size' case */ 2246 if ((l_uintptr_t)ifc.ifc_buf == PTROUT(NULL)) { 2247 ifc.ifc_len = 0; 2248 IFNET_RLOCK(); 2249 TAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2250 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2251 struct sockaddr *sa = ifa->ifa_addr; 2252 if (sa->sa_family == AF_INET) 2253 ifc.ifc_len += sizeof(ifr); 2254 } 2255 } 2256 IFNET_RUNLOCK(); 2257 error = copyout(&ifc, uifc, sizeof(ifc)); 2258 CURVNET_RESTORE(); 2259 return (error); 2260 } 2261 2262 if (ifc.ifc_len <= 0) { 2263 CURVNET_RESTORE(); 2264 return (EINVAL); 2265 } 2266 2267 again: 2268 /* Keep track of eth interfaces */ 2269 ethno = 0; 2270 if (ifc.ifc_len <= max_len) { 2271 max_len = ifc.ifc_len; 2272 full = 1; 2273 } 2274 sb = sbuf_new(NULL, NULL, max_len + 1, SBUF_FIXEDLEN); 2275 max_len = 0; 2276 valid_len = 0; 2277 2278 /* Return all AF_INET addresses of all interfaces */ 2279 IFNET_RLOCK(); 2280 TAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2281 int addrs = 0; 2282 2283 bzero(&ifr, sizeof(ifr)); 2284 if (IFP_IS_ETH(ifp)) 2285 snprintf(ifr.ifr_name, LINUX_IFNAMSIZ, "eth%d", 2286 ethno++); 2287 else 2288 strlcpy(ifr.ifr_name, ifp->if_xname, LINUX_IFNAMSIZ); 2289 2290 /* Walk the address list */ 2291 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2292 struct sockaddr *sa = ifa->ifa_addr; 2293 2294 if (sa->sa_family == AF_INET) { 2295 ifr.ifr_addr.sa_family = LINUX_AF_INET; 2296 memcpy(ifr.ifr_addr.sa_data, sa->sa_data, 2297 sizeof(ifr.ifr_addr.sa_data)); 2298 sbuf_bcat(sb, &ifr, sizeof(ifr)); 2299 max_len += sizeof(ifr); 2300 addrs++; 2301 } 2302 2303 if (sbuf_error(sb) == 0) 2304 valid_len = sbuf_len(sb); 2305 } 2306 if (addrs == 0) { 2307 bzero((caddr_t)&ifr.ifr_addr, sizeof(ifr.ifr_addr)); 2308 sbuf_bcat(sb, &ifr, sizeof(ifr)); 2309 max_len += sizeof(ifr); 2310 2311 if (sbuf_error(sb) == 0) 2312 valid_len = sbuf_len(sb); 2313 } 2314 } 2315 IFNET_RUNLOCK(); 2316 2317 if (valid_len != max_len && !full) { 2318 sbuf_delete(sb); 2319 goto again; 2320 } 2321 2322 ifc.ifc_len = valid_len; 2323 sbuf_finish(sb); 2324 error = copyout(sbuf_data(sb), PTRIN(ifc.ifc_buf), ifc.ifc_len); 2325 if (error == 0) 2326 error = copyout(&ifc, uifc, sizeof(ifc)); 2327 sbuf_delete(sb); 2328 CURVNET_RESTORE(); 2329 2330 return (error); 2331 } 2332 2333 static int 2334 linux_gifflags(struct thread *td, struct ifnet *ifp, struct l_ifreq *ifr) 2335 { 2336 l_short flags; 2337 2338 flags = (ifp->if_flags | ifp->if_drv_flags) & 0xffff; 2339 /* these flags have no Linux equivalent */ 2340 flags &= ~(IFF_DRV_OACTIVE|IFF_SIMPLEX| 2341 IFF_LINK0|IFF_LINK1|IFF_LINK2); 2342 /* Linux' multicast flag is in a different bit */ 2343 if (flags & IFF_MULTICAST) { 2344 flags &= ~IFF_MULTICAST; 2345 flags |= 0x1000; 2346 } 2347 2348 return (copyout(&flags, &ifr->ifr_flags, sizeof(flags))); 2349 } 2350 2351 #define ARPHRD_ETHER 1 2352 #define ARPHRD_LOOPBACK 772 2353 2354 static int 2355 linux_gifhwaddr(struct ifnet *ifp, struct l_ifreq *ifr) 2356 { 2357 struct ifaddr *ifa; 2358 struct sockaddr_dl *sdl; 2359 struct l_sockaddr lsa; 2360 2361 if (ifp->if_type == IFT_LOOP) { 2362 bzero(&lsa, sizeof(lsa)); 2363 lsa.sa_family = ARPHRD_LOOPBACK; 2364 return (copyout(&lsa, &ifr->ifr_hwaddr, sizeof(lsa))); 2365 } 2366 2367 if (ifp->if_type != IFT_ETHER) 2368 return (ENOENT); 2369 2370 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2371 sdl = (struct sockaddr_dl*)ifa->ifa_addr; 2372 if (sdl != NULL && (sdl->sdl_family == AF_LINK) && 2373 (sdl->sdl_type == IFT_ETHER)) { 2374 bzero(&lsa, sizeof(lsa)); 2375 lsa.sa_family = ARPHRD_ETHER; 2376 bcopy(LLADDR(sdl), lsa.sa_data, LINUX_IFHWADDRLEN); 2377 return (copyout(&lsa, &ifr->ifr_hwaddr, sizeof(lsa))); 2378 } 2379 } 2380 2381 return (ENOENT); 2382 } 2383 2384 2385 /* 2386 * If we fault in bsd_to_linux_ifreq() then we will fault when we call 2387 * the native ioctl(). Thus, we don't really need to check the return 2388 * value of this function. 2389 */ 2390 static int 2391 bsd_to_linux_ifreq(struct ifreq *arg) 2392 { 2393 struct ifreq ifr; 2394 size_t ifr_len = sizeof(struct ifreq); 2395 int error; 2396 2397 if ((error = copyin(arg, &ifr, ifr_len))) 2398 return (error); 2399 2400 *(u_short *)&ifr.ifr_addr = ifr.ifr_addr.sa_family; 2401 2402 error = copyout(&ifr, arg, ifr_len); 2403 2404 return (error); 2405 } 2406 2407 /* 2408 * Socket related ioctls 2409 */ 2410 2411 static int 2412 linux_ioctl_socket(struct thread *td, struct linux_ioctl_args *args) 2413 { 2414 char lifname[LINUX_IFNAMSIZ], ifname[IFNAMSIZ]; 2415 cap_rights_t rights; 2416 struct ifnet *ifp; 2417 struct file *fp; 2418 int error, type; 2419 2420 ifp = NULL; 2421 error = 0; 2422 2423 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 2424 if (error != 0) 2425 return (error); 2426 type = fp->f_type; 2427 fdrop(fp, td); 2428 if (type != DTYPE_SOCKET) { 2429 /* not a socket - probably a tap / vmnet device */ 2430 switch (args->cmd) { 2431 case LINUX_SIOCGIFADDR: 2432 case LINUX_SIOCSIFADDR: 2433 case LINUX_SIOCGIFFLAGS: 2434 return (linux_ioctl_special(td, args)); 2435 default: 2436 return (ENOIOCTL); 2437 } 2438 } 2439 2440 switch (args->cmd & 0xffff) { 2441 2442 case LINUX_FIOGETOWN: 2443 case LINUX_FIOSETOWN: 2444 case LINUX_SIOCADDMULTI: 2445 case LINUX_SIOCATMARK: 2446 case LINUX_SIOCDELMULTI: 2447 case LINUX_SIOCGIFNAME: 2448 case LINUX_SIOCGIFCONF: 2449 case LINUX_SIOCGPGRP: 2450 case LINUX_SIOCSPGRP: 2451 case LINUX_SIOCGIFCOUNT: 2452 /* these ioctls don't take an interface name */ 2453 #ifdef DEBUG 2454 printf("%s(): ioctl %d\n", __func__, 2455 args->cmd & 0xffff); 2456 #endif 2457 break; 2458 2459 case LINUX_SIOCGIFFLAGS: 2460 case LINUX_SIOCGIFADDR: 2461 case LINUX_SIOCSIFADDR: 2462 case LINUX_SIOCGIFDSTADDR: 2463 case LINUX_SIOCGIFBRDADDR: 2464 case LINUX_SIOCGIFNETMASK: 2465 case LINUX_SIOCSIFNETMASK: 2466 case LINUX_SIOCGIFMTU: 2467 case LINUX_SIOCSIFMTU: 2468 case LINUX_SIOCSIFNAME: 2469 case LINUX_SIOCGIFHWADDR: 2470 case LINUX_SIOCSIFHWADDR: 2471 case LINUX_SIOCDEVPRIVATE: 2472 case LINUX_SIOCDEVPRIVATE+1: 2473 case LINUX_SIOCGIFINDEX: 2474 /* copy in the interface name and translate it. */ 2475 error = copyin((void *)args->arg, lifname, LINUX_IFNAMSIZ); 2476 if (error != 0) 2477 return (error); 2478 #ifdef DEBUG 2479 printf("%s(): ioctl %d on %.*s\n", __func__, 2480 args->cmd & 0xffff, LINUX_IFNAMSIZ, lifname); 2481 #endif 2482 ifp = ifname_linux_to_bsd(td, lifname, ifname); 2483 if (ifp == NULL) 2484 return (EINVAL); 2485 /* 2486 * We need to copy it back out in case we pass the 2487 * request on to our native ioctl(), which will expect 2488 * the ifreq to be in user space and have the correct 2489 * interface name. 2490 */ 2491 error = copyout(ifname, (void *)args->arg, IFNAMSIZ); 2492 if (error != 0) 2493 return (error); 2494 #ifdef DEBUG 2495 printf("%s(): %s translated to %s\n", __func__, 2496 lifname, ifname); 2497 #endif 2498 break; 2499 2500 default: 2501 return (ENOIOCTL); 2502 } 2503 2504 switch (args->cmd & 0xffff) { 2505 2506 case LINUX_FIOSETOWN: 2507 args->cmd = FIOSETOWN; 2508 error = sys_ioctl(td, (struct ioctl_args *)args); 2509 break; 2510 2511 case LINUX_SIOCSPGRP: 2512 args->cmd = SIOCSPGRP; 2513 error = sys_ioctl(td, (struct ioctl_args *)args); 2514 break; 2515 2516 case LINUX_FIOGETOWN: 2517 args->cmd = FIOGETOWN; 2518 error = sys_ioctl(td, (struct ioctl_args *)args); 2519 break; 2520 2521 case LINUX_SIOCGPGRP: 2522 args->cmd = SIOCGPGRP; 2523 error = sys_ioctl(td, (struct ioctl_args *)args); 2524 break; 2525 2526 case LINUX_SIOCATMARK: 2527 args->cmd = SIOCATMARK; 2528 error = sys_ioctl(td, (struct ioctl_args *)args); 2529 break; 2530 2531 /* LINUX_SIOCGSTAMP */ 2532 2533 case LINUX_SIOCGIFNAME: 2534 error = linux_ioctl_ifname(td, (struct l_ifreq *)args->arg); 2535 break; 2536 2537 case LINUX_SIOCGIFCONF: 2538 error = linux_ifconf(td, (struct ifconf *)args->arg); 2539 break; 2540 2541 case LINUX_SIOCGIFFLAGS: 2542 args->cmd = SIOCGIFFLAGS; 2543 error = linux_gifflags(td, ifp, (struct l_ifreq *)args->arg); 2544 break; 2545 2546 case LINUX_SIOCGIFADDR: 2547 args->cmd = SIOCGIFADDR; 2548 error = sys_ioctl(td, (struct ioctl_args *)args); 2549 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2550 break; 2551 2552 case LINUX_SIOCSIFADDR: 2553 /* XXX probably doesn't work, included for completeness */ 2554 args->cmd = SIOCSIFADDR; 2555 error = sys_ioctl(td, (struct ioctl_args *)args); 2556 break; 2557 2558 case LINUX_SIOCGIFDSTADDR: 2559 args->cmd = SIOCGIFDSTADDR; 2560 error = sys_ioctl(td, (struct ioctl_args *)args); 2561 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2562 break; 2563 2564 case LINUX_SIOCGIFBRDADDR: 2565 args->cmd = SIOCGIFBRDADDR; 2566 error = sys_ioctl(td, (struct ioctl_args *)args); 2567 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2568 break; 2569 2570 case LINUX_SIOCGIFNETMASK: 2571 args->cmd = SIOCGIFNETMASK; 2572 error = sys_ioctl(td, (struct ioctl_args *)args); 2573 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2574 break; 2575 2576 case LINUX_SIOCSIFNETMASK: 2577 error = ENOIOCTL; 2578 break; 2579 2580 case LINUX_SIOCGIFMTU: 2581 args->cmd = SIOCGIFMTU; 2582 error = sys_ioctl(td, (struct ioctl_args *)args); 2583 break; 2584 2585 case LINUX_SIOCSIFMTU: 2586 args->cmd = SIOCSIFMTU; 2587 error = sys_ioctl(td, (struct ioctl_args *)args); 2588 break; 2589 2590 case LINUX_SIOCSIFNAME: 2591 error = ENOIOCTL; 2592 break; 2593 2594 case LINUX_SIOCGIFHWADDR: 2595 error = linux_gifhwaddr(ifp, (struct l_ifreq *)args->arg); 2596 break; 2597 2598 case LINUX_SIOCSIFHWADDR: 2599 error = ENOIOCTL; 2600 break; 2601 2602 case LINUX_SIOCADDMULTI: 2603 args->cmd = SIOCADDMULTI; 2604 error = sys_ioctl(td, (struct ioctl_args *)args); 2605 break; 2606 2607 case LINUX_SIOCDELMULTI: 2608 args->cmd = SIOCDELMULTI; 2609 error = sys_ioctl(td, (struct ioctl_args *)args); 2610 break; 2611 2612 case LINUX_SIOCGIFINDEX: 2613 args->cmd = SIOCGIFINDEX; 2614 error = sys_ioctl(td, (struct ioctl_args *)args); 2615 break; 2616 2617 case LINUX_SIOCGIFCOUNT: 2618 error = 0; 2619 break; 2620 2621 /* 2622 * XXX This is slightly bogus, but these ioctls are currently 2623 * XXX only used by the aironet (if_an) network driver. 2624 */ 2625 case LINUX_SIOCDEVPRIVATE: 2626 args->cmd = SIOCGPRIVATE_0; 2627 error = sys_ioctl(td, (struct ioctl_args *)args); 2628 break; 2629 2630 case LINUX_SIOCDEVPRIVATE+1: 2631 args->cmd = SIOCGPRIVATE_1; 2632 error = sys_ioctl(td, (struct ioctl_args *)args); 2633 break; 2634 } 2635 2636 if (ifp != NULL) 2637 /* restore the original interface name */ 2638 copyout(lifname, (void *)args->arg, LINUX_IFNAMSIZ); 2639 2640 #ifdef DEBUG 2641 printf("%s(): returning %d\n", __func__, error); 2642 #endif 2643 return (error); 2644 } 2645 2646 /* 2647 * Device private ioctl handler 2648 */ 2649 static int 2650 linux_ioctl_private(struct thread *td, struct linux_ioctl_args *args) 2651 { 2652 cap_rights_t rights; 2653 struct file *fp; 2654 int error, type; 2655 2656 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 2657 if (error != 0) 2658 return (error); 2659 type = fp->f_type; 2660 fdrop(fp, td); 2661 if (type == DTYPE_SOCKET) 2662 return (linux_ioctl_socket(td, args)); 2663 return (ENOIOCTL); 2664 } 2665 2666 /* 2667 * DRM ioctl handler (sys/dev/drm) 2668 */ 2669 static int 2670 linux_ioctl_drm(struct thread *td, struct linux_ioctl_args *args) 2671 { 2672 args->cmd = SETDIR(args->cmd); 2673 return sys_ioctl(td, (struct ioctl_args *)args); 2674 } 2675 2676 #ifdef COMPAT_LINUX32 2677 #define CP(src,dst,fld) do { (dst).fld = (src).fld; } while (0) 2678 #define PTRIN_CP(src,dst,fld) \ 2679 do { (dst).fld = PTRIN((src).fld); } while (0) 2680 #define PTROUT_CP(src,dst,fld) \ 2681 do { (dst).fld = PTROUT((src).fld); } while (0) 2682 2683 static int 2684 linux_ioctl_sg_io(struct thread *td, struct linux_ioctl_args *args) 2685 { 2686 struct sg_io_hdr io; 2687 struct sg_io_hdr32 io32; 2688 cap_rights_t rights; 2689 struct file *fp; 2690 int error; 2691 2692 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 2693 if (error != 0) { 2694 printf("sg_linux_ioctl: fget returned %d\n", error); 2695 return (error); 2696 } 2697 2698 if ((error = copyin((void *)args->arg, &io32, sizeof(io32))) != 0) 2699 goto out; 2700 2701 CP(io32, io, interface_id); 2702 CP(io32, io, dxfer_direction); 2703 CP(io32, io, cmd_len); 2704 CP(io32, io, mx_sb_len); 2705 CP(io32, io, iovec_count); 2706 CP(io32, io, dxfer_len); 2707 PTRIN_CP(io32, io, dxferp); 2708 PTRIN_CP(io32, io, cmdp); 2709 PTRIN_CP(io32, io, sbp); 2710 CP(io32, io, timeout); 2711 CP(io32, io, flags); 2712 CP(io32, io, pack_id); 2713 PTRIN_CP(io32, io, usr_ptr); 2714 CP(io32, io, status); 2715 CP(io32, io, masked_status); 2716 CP(io32, io, msg_status); 2717 CP(io32, io, sb_len_wr); 2718 CP(io32, io, host_status); 2719 CP(io32, io, driver_status); 2720 CP(io32, io, resid); 2721 CP(io32, io, duration); 2722 CP(io32, io, info); 2723 2724 if ((error = fo_ioctl(fp, SG_IO, (caddr_t)&io, td->td_ucred, td)) != 0) 2725 goto out; 2726 2727 CP(io, io32, interface_id); 2728 CP(io, io32, dxfer_direction); 2729 CP(io, io32, cmd_len); 2730 CP(io, io32, mx_sb_len); 2731 CP(io, io32, iovec_count); 2732 CP(io, io32, dxfer_len); 2733 PTROUT_CP(io, io32, dxferp); 2734 PTROUT_CP(io, io32, cmdp); 2735 PTROUT_CP(io, io32, sbp); 2736 CP(io, io32, timeout); 2737 CP(io, io32, flags); 2738 CP(io, io32, pack_id); 2739 PTROUT_CP(io, io32, usr_ptr); 2740 CP(io, io32, status); 2741 CP(io, io32, masked_status); 2742 CP(io, io32, msg_status); 2743 CP(io, io32, sb_len_wr); 2744 CP(io, io32, host_status); 2745 CP(io, io32, driver_status); 2746 CP(io, io32, resid); 2747 CP(io, io32, duration); 2748 CP(io, io32, info); 2749 2750 error = copyout(&io32, (void *)args->arg, sizeof(io32)); 2751 2752 out: 2753 fdrop(fp, td); 2754 return (error); 2755 } 2756 #endif 2757 2758 static int 2759 linux_ioctl_sg(struct thread *td, struct linux_ioctl_args *args) 2760 { 2761 2762 switch (args->cmd) { 2763 case LINUX_SG_GET_VERSION_NUM: 2764 args->cmd = SG_GET_VERSION_NUM; 2765 break; 2766 case LINUX_SG_SET_TIMEOUT: 2767 args->cmd = SG_SET_TIMEOUT; 2768 break; 2769 case LINUX_SG_GET_TIMEOUT: 2770 args->cmd = SG_GET_TIMEOUT; 2771 break; 2772 case LINUX_SG_IO: 2773 args->cmd = SG_IO; 2774 #ifdef COMPAT_LINUX32 2775 return (linux_ioctl_sg_io(td, args)); 2776 #endif 2777 break; 2778 case LINUX_SG_GET_RESERVED_SIZE: 2779 args->cmd = SG_GET_RESERVED_SIZE; 2780 break; 2781 case LINUX_SG_GET_SCSI_ID: 2782 args->cmd = SG_GET_SCSI_ID; 2783 break; 2784 case LINUX_SG_GET_SG_TABLESIZE: 2785 args->cmd = SG_GET_SG_TABLESIZE; 2786 break; 2787 default: 2788 return (ENODEV); 2789 } 2790 return (sys_ioctl(td, (struct ioctl_args *)args)); 2791 } 2792 2793 /* 2794 * Video4Linux (V4L) ioctl handler 2795 */ 2796 static int 2797 linux_to_bsd_v4l_tuner(struct l_video_tuner *lvt, struct video_tuner *vt) 2798 { 2799 vt->tuner = lvt->tuner; 2800 strlcpy(vt->name, lvt->name, LINUX_VIDEO_TUNER_NAME_SIZE); 2801 vt->rangelow = lvt->rangelow; /* possible long size conversion */ 2802 vt->rangehigh = lvt->rangehigh; /* possible long size conversion */ 2803 vt->flags = lvt->flags; 2804 vt->mode = lvt->mode; 2805 vt->signal = lvt->signal; 2806 return (0); 2807 } 2808 2809 static int 2810 bsd_to_linux_v4l_tuner(struct video_tuner *vt, struct l_video_tuner *lvt) 2811 { 2812 lvt->tuner = vt->tuner; 2813 strlcpy(lvt->name, vt->name, LINUX_VIDEO_TUNER_NAME_SIZE); 2814 lvt->rangelow = vt->rangelow; /* possible long size conversion */ 2815 lvt->rangehigh = vt->rangehigh; /* possible long size conversion */ 2816 lvt->flags = vt->flags; 2817 lvt->mode = vt->mode; 2818 lvt->signal = vt->signal; 2819 return (0); 2820 } 2821 2822 #ifdef COMPAT_LINUX_V4L_CLIPLIST 2823 static int 2824 linux_to_bsd_v4l_clip(struct l_video_clip *lvc, struct video_clip *vc) 2825 { 2826 vc->x = lvc->x; 2827 vc->y = lvc->y; 2828 vc->width = lvc->width; 2829 vc->height = lvc->height; 2830 vc->next = PTRIN(lvc->next); /* possible pointer size conversion */ 2831 return (0); 2832 } 2833 #endif 2834 2835 static int 2836 linux_to_bsd_v4l_window(struct l_video_window *lvw, struct video_window *vw) 2837 { 2838 vw->x = lvw->x; 2839 vw->y = lvw->y; 2840 vw->width = lvw->width; 2841 vw->height = lvw->height; 2842 vw->chromakey = lvw->chromakey; 2843 vw->flags = lvw->flags; 2844 vw->clips = PTRIN(lvw->clips); /* possible pointer size conversion */ 2845 vw->clipcount = lvw->clipcount; 2846 return (0); 2847 } 2848 2849 static int 2850 bsd_to_linux_v4l_window(struct video_window *vw, struct l_video_window *lvw) 2851 { 2852 lvw->x = vw->x; 2853 lvw->y = vw->y; 2854 lvw->width = vw->width; 2855 lvw->height = vw->height; 2856 lvw->chromakey = vw->chromakey; 2857 lvw->flags = vw->flags; 2858 lvw->clips = PTROUT(vw->clips); /* possible pointer size conversion */ 2859 lvw->clipcount = vw->clipcount; 2860 return (0); 2861 } 2862 2863 static int 2864 linux_to_bsd_v4l_buffer(struct l_video_buffer *lvb, struct video_buffer *vb) 2865 { 2866 vb->base = PTRIN(lvb->base); /* possible pointer size conversion */ 2867 vb->height = lvb->height; 2868 vb->width = lvb->width; 2869 vb->depth = lvb->depth; 2870 vb->bytesperline = lvb->bytesperline; 2871 return (0); 2872 } 2873 2874 static int 2875 bsd_to_linux_v4l_buffer(struct video_buffer *vb, struct l_video_buffer *lvb) 2876 { 2877 lvb->base = PTROUT(vb->base); /* possible pointer size conversion */ 2878 lvb->height = vb->height; 2879 lvb->width = vb->width; 2880 lvb->depth = vb->depth; 2881 lvb->bytesperline = vb->bytesperline; 2882 return (0); 2883 } 2884 2885 static int 2886 linux_to_bsd_v4l_code(struct l_video_code *lvc, struct video_code *vc) 2887 { 2888 strlcpy(vc->loadwhat, lvc->loadwhat, LINUX_VIDEO_CODE_LOADWHAT_SIZE); 2889 vc->datasize = lvc->datasize; 2890 vc->data = PTRIN(lvc->data); /* possible pointer size conversion */ 2891 return (0); 2892 } 2893 2894 #ifdef COMPAT_LINUX_V4L_CLIPLIST 2895 static int 2896 linux_v4l_clip_copy(void *lvc, struct video_clip **ppvc) 2897 { 2898 int error; 2899 struct video_clip vclip; 2900 struct l_video_clip l_vclip; 2901 2902 error = copyin(lvc, &l_vclip, sizeof(l_vclip)); 2903 if (error) return (error); 2904 linux_to_bsd_v4l_clip(&l_vclip, &vclip); 2905 /* XXX: If there can be no concurrency: s/M_NOWAIT/M_WAITOK/ */ 2906 if ((*ppvc = malloc(sizeof(**ppvc), M_LINUX, M_NOWAIT)) == NULL) 2907 return (ENOMEM); /* XXX: linux has no ENOMEM here */ 2908 memcpy(*ppvc, &vclip, sizeof(vclip)); 2909 (*ppvc)->next = NULL; 2910 return (0); 2911 } 2912 2913 static int 2914 linux_v4l_cliplist_free(struct video_window *vw) 2915 { 2916 struct video_clip **ppvc; 2917 struct video_clip **ppvc_next; 2918 2919 for (ppvc = &(vw->clips); *ppvc != NULL; ppvc = ppvc_next) { 2920 ppvc_next = &((*ppvc)->next); 2921 free(*ppvc, M_LINUX); 2922 } 2923 vw->clips = NULL; 2924 2925 return (0); 2926 } 2927 2928 static int 2929 linux_v4l_cliplist_copy(struct l_video_window *lvw, struct video_window *vw) 2930 { 2931 int error; 2932 int clipcount; 2933 void *plvc; 2934 struct video_clip **ppvc; 2935 2936 /* 2937 * XXX: The cliplist is used to pass in a list of clipping 2938 * rectangles or, if clipcount == VIDEO_CLIP_BITMAP, a 2939 * clipping bitmap. Some Linux apps, however, appear to 2940 * leave cliplist and clips uninitialized. In any case, 2941 * the cliplist is not used by pwc(4), at the time of 2942 * writing, FreeBSD's only V4L driver. When a driver 2943 * that uses the cliplist is developed, this code may 2944 * need re-examiniation. 2945 */ 2946 error = 0; 2947 clipcount = vw->clipcount; 2948 if (clipcount == VIDEO_CLIP_BITMAP) { 2949 /* 2950 * In this case, the pointer (clips) is overloaded 2951 * to be a "void *" to a bitmap, therefore there 2952 * is no struct video_clip to copy now. 2953 */ 2954 } else if (clipcount > 0 && clipcount <= 16384) { 2955 /* 2956 * Clips points to list of clip rectangles, so 2957 * copy the list. 2958 * 2959 * XXX: Upper limit of 16384 was used here to try to 2960 * avoid cases when clipcount and clips pointer 2961 * are uninitialized and therefore have high random 2962 * values, as is the case in the Linux Skype 2963 * application. The value 16384 was chosen as that 2964 * is what is used in the Linux stradis(4) MPEG 2965 * decoder driver, the only place we found an 2966 * example of cliplist use. 2967 */ 2968 plvc = PTRIN(lvw->clips); 2969 vw->clips = NULL; 2970 ppvc = &(vw->clips); 2971 while (clipcount-- > 0) { 2972 if (plvc == NULL) { 2973 error = EFAULT; 2974 break; 2975 } else { 2976 error = linux_v4l_clip_copy(plvc, ppvc); 2977 if (error) { 2978 linux_v4l_cliplist_free(vw); 2979 break; 2980 } 2981 } 2982 ppvc = &((*ppvc)->next); 2983 plvc = PTRIN(((struct l_video_clip *) plvc)->next); 2984 } 2985 } else { 2986 /* 2987 * clipcount == 0 or negative (but not VIDEO_CLIP_BITMAP) 2988 * Force cliplist to null. 2989 */ 2990 vw->clipcount = 0; 2991 vw->clips = NULL; 2992 } 2993 return (error); 2994 } 2995 #endif 2996 2997 static int 2998 linux_ioctl_v4l(struct thread *td, struct linux_ioctl_args *args) 2999 { 3000 cap_rights_t rights; 3001 struct file *fp; 3002 int error; 3003 struct video_tuner vtun; 3004 struct video_window vwin; 3005 struct video_buffer vbuf; 3006 struct video_code vcode; 3007 struct l_video_tuner l_vtun; 3008 struct l_video_window l_vwin; 3009 struct l_video_buffer l_vbuf; 3010 struct l_video_code l_vcode; 3011 3012 switch (args->cmd & 0xffff) { 3013 case LINUX_VIDIOCGCAP: args->cmd = VIDIOCGCAP; break; 3014 case LINUX_VIDIOCGCHAN: args->cmd = VIDIOCGCHAN; break; 3015 case LINUX_VIDIOCSCHAN: args->cmd = VIDIOCSCHAN; break; 3016 3017 case LINUX_VIDIOCGTUNER: 3018 error = fget(td, args->fd, 3019 cap_rights_init(&rights, CAP_IOCTL), &fp); 3020 if (error != 0) 3021 return (error); 3022 error = copyin((void *) args->arg, &l_vtun, sizeof(l_vtun)); 3023 if (error) { 3024 fdrop(fp, td); 3025 return (error); 3026 } 3027 linux_to_bsd_v4l_tuner(&l_vtun, &vtun); 3028 error = fo_ioctl(fp, VIDIOCGTUNER, &vtun, td->td_ucred, td); 3029 if (!error) { 3030 bsd_to_linux_v4l_tuner(&vtun, &l_vtun); 3031 error = copyout(&l_vtun, (void *) args->arg, 3032 sizeof(l_vtun)); 3033 } 3034 fdrop(fp, td); 3035 return (error); 3036 3037 case LINUX_VIDIOCSTUNER: 3038 error = fget(td, args->fd, 3039 cap_rights_init(&rights, CAP_IOCTL), &fp); 3040 if (error != 0) 3041 return (error); 3042 error = copyin((void *) args->arg, &l_vtun, sizeof(l_vtun)); 3043 if (error) { 3044 fdrop(fp, td); 3045 return (error); 3046 } 3047 linux_to_bsd_v4l_tuner(&l_vtun, &vtun); 3048 error = fo_ioctl(fp, VIDIOCSTUNER, &vtun, td->td_ucred, td); 3049 fdrop(fp, td); 3050 return (error); 3051 3052 case LINUX_VIDIOCGPICT: args->cmd = VIDIOCGPICT; break; 3053 case LINUX_VIDIOCSPICT: args->cmd = VIDIOCSPICT; break; 3054 case LINUX_VIDIOCCAPTURE: args->cmd = VIDIOCCAPTURE; break; 3055 3056 case LINUX_VIDIOCGWIN: 3057 error = fget(td, args->fd, 3058 cap_rights_init(&rights, CAP_IOCTL), &fp); 3059 if (error != 0) 3060 return (error); 3061 error = fo_ioctl(fp, VIDIOCGWIN, &vwin, td->td_ucred, td); 3062 if (!error) { 3063 bsd_to_linux_v4l_window(&vwin, &l_vwin); 3064 error = copyout(&l_vwin, (void *) args->arg, 3065 sizeof(l_vwin)); 3066 } 3067 fdrop(fp, td); 3068 return (error); 3069 3070 case LINUX_VIDIOCSWIN: 3071 error = fget(td, args->fd, 3072 cap_rights_init(&rights, CAP_IOCTL), &fp); 3073 if (error != 0) 3074 return (error); 3075 error = copyin((void *) args->arg, &l_vwin, sizeof(l_vwin)); 3076 if (error) { 3077 fdrop(fp, td); 3078 return (error); 3079 } 3080 linux_to_bsd_v4l_window(&l_vwin, &vwin); 3081 #ifdef COMPAT_LINUX_V4L_CLIPLIST 3082 error = linux_v4l_cliplist_copy(&l_vwin, &vwin); 3083 if (error) { 3084 fdrop(fp, td); 3085 return (error); 3086 } 3087 #endif 3088 error = fo_ioctl(fp, VIDIOCSWIN, &vwin, td->td_ucred, td); 3089 fdrop(fp, td); 3090 #ifdef COMPAT_LINUX_V4L_CLIPLIST 3091 linux_v4l_cliplist_free(&vwin); 3092 #endif 3093 return (error); 3094 3095 case LINUX_VIDIOCGFBUF: 3096 error = fget(td, args->fd, 3097 cap_rights_init(&rights, CAP_IOCTL), &fp); 3098 if (error != 0) 3099 return (error); 3100 error = fo_ioctl(fp, VIDIOCGFBUF, &vbuf, td->td_ucred, td); 3101 if (!error) { 3102 bsd_to_linux_v4l_buffer(&vbuf, &l_vbuf); 3103 error = copyout(&l_vbuf, (void *) args->arg, 3104 sizeof(l_vbuf)); 3105 } 3106 fdrop(fp, td); 3107 return (error); 3108 3109 case LINUX_VIDIOCSFBUF: 3110 error = fget(td, args->fd, 3111 cap_rights_init(&rights, CAP_IOCTL), &fp); 3112 if (error != 0) 3113 return (error); 3114 error = copyin((void *) args->arg, &l_vbuf, sizeof(l_vbuf)); 3115 if (error) { 3116 fdrop(fp, td); 3117 return (error); 3118 } 3119 linux_to_bsd_v4l_buffer(&l_vbuf, &vbuf); 3120 error = fo_ioctl(fp, VIDIOCSFBUF, &vbuf, td->td_ucred, td); 3121 fdrop(fp, td); 3122 return (error); 3123 3124 case LINUX_VIDIOCKEY: args->cmd = VIDIOCKEY; break; 3125 case LINUX_VIDIOCGFREQ: args->cmd = VIDIOCGFREQ; break; 3126 case LINUX_VIDIOCSFREQ: args->cmd = VIDIOCSFREQ; break; 3127 case LINUX_VIDIOCGAUDIO: args->cmd = VIDIOCGAUDIO; break; 3128 case LINUX_VIDIOCSAUDIO: args->cmd = VIDIOCSAUDIO; break; 3129 case LINUX_VIDIOCSYNC: args->cmd = VIDIOCSYNC; break; 3130 case LINUX_VIDIOCMCAPTURE: args->cmd = VIDIOCMCAPTURE; break; 3131 case LINUX_VIDIOCGMBUF: args->cmd = VIDIOCGMBUF; break; 3132 case LINUX_VIDIOCGUNIT: args->cmd = VIDIOCGUNIT; break; 3133 case LINUX_VIDIOCGCAPTURE: args->cmd = VIDIOCGCAPTURE; break; 3134 case LINUX_VIDIOCSCAPTURE: args->cmd = VIDIOCSCAPTURE; break; 3135 case LINUX_VIDIOCSPLAYMODE: args->cmd = VIDIOCSPLAYMODE; break; 3136 case LINUX_VIDIOCSWRITEMODE: args->cmd = VIDIOCSWRITEMODE; break; 3137 case LINUX_VIDIOCGPLAYINFO: args->cmd = VIDIOCGPLAYINFO; break; 3138 3139 case LINUX_VIDIOCSMICROCODE: 3140 error = fget(td, args->fd, 3141 cap_rights_init(&rights, CAP_IOCTL), &fp); 3142 if (error != 0) 3143 return (error); 3144 error = copyin((void *) args->arg, &l_vcode, sizeof(l_vcode)); 3145 if (error) { 3146 fdrop(fp, td); 3147 return (error); 3148 } 3149 linux_to_bsd_v4l_code(&l_vcode, &vcode); 3150 error = fo_ioctl(fp, VIDIOCSMICROCODE, &vcode, td->td_ucred, td); 3151 fdrop(fp, td); 3152 return (error); 3153 3154 case LINUX_VIDIOCGVBIFMT: args->cmd = VIDIOCGVBIFMT; break; 3155 case LINUX_VIDIOCSVBIFMT: args->cmd = VIDIOCSVBIFMT; break; 3156 default: return (ENOIOCTL); 3157 } 3158 3159 error = sys_ioctl(td, (struct ioctl_args *)args); 3160 return (error); 3161 } 3162 3163 /* 3164 * Special ioctl handler 3165 */ 3166 static int 3167 linux_ioctl_special(struct thread *td, struct linux_ioctl_args *args) 3168 { 3169 int error; 3170 3171 switch (args->cmd) { 3172 case LINUX_SIOCGIFADDR: 3173 args->cmd = SIOCGIFADDR; 3174 error = sys_ioctl(td, (struct ioctl_args *)args); 3175 break; 3176 case LINUX_SIOCSIFADDR: 3177 args->cmd = SIOCSIFADDR; 3178 error = sys_ioctl(td, (struct ioctl_args *)args); 3179 break; 3180 case LINUX_SIOCGIFFLAGS: 3181 args->cmd = SIOCGIFFLAGS; 3182 error = sys_ioctl(td, (struct ioctl_args *)args); 3183 break; 3184 default: 3185 error = ENOIOCTL; 3186 } 3187 3188 return (error); 3189 } 3190 3191 static int 3192 linux_to_bsd_v4l2_standard(struct l_v4l2_standard *lvstd, struct v4l2_standard *vstd) 3193 { 3194 vstd->index = lvstd->index; 3195 vstd->id = lvstd->id; 3196 CTASSERT(sizeof(vstd->name) == sizeof(lvstd->name)); 3197 memcpy(vstd->name, lvstd->name, sizeof(vstd->name)); 3198 vstd->frameperiod = lvstd->frameperiod; 3199 vstd->framelines = lvstd->framelines; 3200 CTASSERT(sizeof(vstd->reserved) == sizeof(lvstd->reserved)); 3201 memcpy(vstd->reserved, lvstd->reserved, sizeof(vstd->reserved)); 3202 return (0); 3203 } 3204 3205 static int 3206 bsd_to_linux_v4l2_standard(struct v4l2_standard *vstd, struct l_v4l2_standard *lvstd) 3207 { 3208 lvstd->index = vstd->index; 3209 lvstd->id = vstd->id; 3210 CTASSERT(sizeof(vstd->name) == sizeof(lvstd->name)); 3211 memcpy(lvstd->name, vstd->name, sizeof(lvstd->name)); 3212 lvstd->frameperiod = vstd->frameperiod; 3213 lvstd->framelines = vstd->framelines; 3214 CTASSERT(sizeof(vstd->reserved) == sizeof(lvstd->reserved)); 3215 memcpy(lvstd->reserved, vstd->reserved, sizeof(lvstd->reserved)); 3216 return (0); 3217 } 3218 3219 static int 3220 linux_to_bsd_v4l2_buffer(struct l_v4l2_buffer *lvb, struct v4l2_buffer *vb) 3221 { 3222 vb->index = lvb->index; 3223 vb->type = lvb->type; 3224 vb->bytesused = lvb->bytesused; 3225 vb->flags = lvb->flags; 3226 vb->field = lvb->field; 3227 vb->timestamp.tv_sec = lvb->timestamp.tv_sec; 3228 vb->timestamp.tv_usec = lvb->timestamp.tv_usec; 3229 memcpy(&vb->timecode, &lvb->timecode, sizeof (lvb->timecode)); 3230 vb->sequence = lvb->sequence; 3231 vb->memory = lvb->memory; 3232 if (lvb->memory == V4L2_MEMORY_USERPTR) 3233 /* possible pointer size conversion */ 3234 vb->m.userptr = (unsigned long)PTRIN(lvb->m.userptr); 3235 else 3236 vb->m.offset = lvb->m.offset; 3237 vb->length = lvb->length; 3238 vb->input = lvb->input; 3239 vb->reserved = lvb->reserved; 3240 return (0); 3241 } 3242 3243 static int 3244 bsd_to_linux_v4l2_buffer(struct v4l2_buffer *vb, struct l_v4l2_buffer *lvb) 3245 { 3246 lvb->index = vb->index; 3247 lvb->type = vb->type; 3248 lvb->bytesused = vb->bytesused; 3249 lvb->flags = vb->flags; 3250 lvb->field = vb->field; 3251 lvb->timestamp.tv_sec = vb->timestamp.tv_sec; 3252 lvb->timestamp.tv_usec = vb->timestamp.tv_usec; 3253 memcpy(&lvb->timecode, &vb->timecode, sizeof (vb->timecode)); 3254 lvb->sequence = vb->sequence; 3255 lvb->memory = vb->memory; 3256 if (vb->memory == V4L2_MEMORY_USERPTR) 3257 /* possible pointer size conversion */ 3258 lvb->m.userptr = PTROUT(vb->m.userptr); 3259 else 3260 lvb->m.offset = vb->m.offset; 3261 lvb->length = vb->length; 3262 lvb->input = vb->input; 3263 lvb->reserved = vb->reserved; 3264 return (0); 3265 } 3266 3267 static int 3268 linux_to_bsd_v4l2_format(struct l_v4l2_format *lvf, struct v4l2_format *vf) 3269 { 3270 vf->type = lvf->type; 3271 if (lvf->type == V4L2_BUF_TYPE_VIDEO_OVERLAY 3272 #ifdef V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3273 || lvf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3274 #endif 3275 ) 3276 /* 3277 * XXX TODO - needs 32 -> 64 bit conversion: 3278 * (unused by webcams?) 3279 */ 3280 return EINVAL; 3281 memcpy(&vf->fmt, &lvf->fmt, sizeof(vf->fmt)); 3282 return 0; 3283 } 3284 3285 static int 3286 bsd_to_linux_v4l2_format(struct v4l2_format *vf, struct l_v4l2_format *lvf) 3287 { 3288 lvf->type = vf->type; 3289 if (vf->type == V4L2_BUF_TYPE_VIDEO_OVERLAY 3290 #ifdef V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3291 || vf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3292 #endif 3293 ) 3294 /* 3295 * XXX TODO - needs 32 -> 64 bit conversion: 3296 * (unused by webcams?) 3297 */ 3298 return EINVAL; 3299 memcpy(&lvf->fmt, &vf->fmt, sizeof(vf->fmt)); 3300 return 0; 3301 } 3302 static int 3303 linux_ioctl_v4l2(struct thread *td, struct linux_ioctl_args *args) 3304 { 3305 cap_rights_t rights; 3306 struct file *fp; 3307 int error; 3308 struct v4l2_format vformat; 3309 struct l_v4l2_format l_vformat; 3310 struct v4l2_standard vstd; 3311 struct l_v4l2_standard l_vstd; 3312 struct l_v4l2_buffer l_vbuf; 3313 struct v4l2_buffer vbuf; 3314 struct v4l2_input vinp; 3315 3316 switch (args->cmd & 0xffff) { 3317 case LINUX_VIDIOC_RESERVED: 3318 case LINUX_VIDIOC_LOG_STATUS: 3319 if ((args->cmd & IOC_DIRMASK) != LINUX_IOC_VOID) 3320 return ENOIOCTL; 3321 args->cmd = (args->cmd & 0xffff) | IOC_VOID; 3322 break; 3323 3324 case LINUX_VIDIOC_OVERLAY: 3325 case LINUX_VIDIOC_STREAMON: 3326 case LINUX_VIDIOC_STREAMOFF: 3327 case LINUX_VIDIOC_S_STD: 3328 case LINUX_VIDIOC_S_TUNER: 3329 case LINUX_VIDIOC_S_AUDIO: 3330 case LINUX_VIDIOC_S_AUDOUT: 3331 case LINUX_VIDIOC_S_MODULATOR: 3332 case LINUX_VIDIOC_S_FREQUENCY: 3333 case LINUX_VIDIOC_S_CROP: 3334 case LINUX_VIDIOC_S_JPEGCOMP: 3335 case LINUX_VIDIOC_S_PRIORITY: 3336 case LINUX_VIDIOC_DBG_S_REGISTER: 3337 case LINUX_VIDIOC_S_HW_FREQ_SEEK: 3338 case LINUX_VIDIOC_SUBSCRIBE_EVENT: 3339 case LINUX_VIDIOC_UNSUBSCRIBE_EVENT: 3340 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_IN; 3341 break; 3342 3343 case LINUX_VIDIOC_QUERYCAP: 3344 case LINUX_VIDIOC_G_STD: 3345 case LINUX_VIDIOC_G_AUDIO: 3346 case LINUX_VIDIOC_G_INPUT: 3347 case LINUX_VIDIOC_G_OUTPUT: 3348 case LINUX_VIDIOC_G_AUDOUT: 3349 case LINUX_VIDIOC_G_JPEGCOMP: 3350 case LINUX_VIDIOC_QUERYSTD: 3351 case LINUX_VIDIOC_G_PRIORITY: 3352 case LINUX_VIDIOC_QUERY_DV_PRESET: 3353 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_OUT; 3354 break; 3355 3356 case LINUX_VIDIOC_ENUM_FMT: 3357 case LINUX_VIDIOC_REQBUFS: 3358 case LINUX_VIDIOC_G_PARM: 3359 case LINUX_VIDIOC_S_PARM: 3360 case LINUX_VIDIOC_G_CTRL: 3361 case LINUX_VIDIOC_S_CTRL: 3362 case LINUX_VIDIOC_G_TUNER: 3363 case LINUX_VIDIOC_QUERYCTRL: 3364 case LINUX_VIDIOC_QUERYMENU: 3365 case LINUX_VIDIOC_S_INPUT: 3366 case LINUX_VIDIOC_S_OUTPUT: 3367 case LINUX_VIDIOC_ENUMOUTPUT: 3368 case LINUX_VIDIOC_G_MODULATOR: 3369 case LINUX_VIDIOC_G_FREQUENCY: 3370 case LINUX_VIDIOC_CROPCAP: 3371 case LINUX_VIDIOC_G_CROP: 3372 case LINUX_VIDIOC_ENUMAUDIO: 3373 case LINUX_VIDIOC_ENUMAUDOUT: 3374 case LINUX_VIDIOC_G_SLICED_VBI_CAP: 3375 #ifdef VIDIOC_ENUM_FRAMESIZES 3376 case LINUX_VIDIOC_ENUM_FRAMESIZES: 3377 case LINUX_VIDIOC_ENUM_FRAMEINTERVALS: 3378 case LINUX_VIDIOC_ENCODER_CMD: 3379 case LINUX_VIDIOC_TRY_ENCODER_CMD: 3380 #endif 3381 case LINUX_VIDIOC_DBG_G_REGISTER: 3382 case LINUX_VIDIOC_DBG_G_CHIP_IDENT: 3383 case LINUX_VIDIOC_ENUM_DV_PRESETS: 3384 case LINUX_VIDIOC_S_DV_PRESET: 3385 case LINUX_VIDIOC_G_DV_PRESET: 3386 case LINUX_VIDIOC_S_DV_TIMINGS: 3387 case LINUX_VIDIOC_G_DV_TIMINGS: 3388 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_INOUT; 3389 break; 3390 3391 case LINUX_VIDIOC_G_FMT: 3392 case LINUX_VIDIOC_S_FMT: 3393 case LINUX_VIDIOC_TRY_FMT: 3394 error = copyin((void *)args->arg, &l_vformat, sizeof(l_vformat)); 3395 if (error) 3396 return (error); 3397 error = fget(td, args->fd, 3398 cap_rights_init(&rights, CAP_IOCTL), &fp); 3399 if (error) 3400 return (error); 3401 if (linux_to_bsd_v4l2_format(&l_vformat, &vformat) != 0) 3402 error = EINVAL; 3403 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_G_FMT) 3404 error = fo_ioctl(fp, VIDIOC_G_FMT, &vformat, 3405 td->td_ucred, td); 3406 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_S_FMT) 3407 error = fo_ioctl(fp, VIDIOC_S_FMT, &vformat, 3408 td->td_ucred, td); 3409 else 3410 error = fo_ioctl(fp, VIDIOC_TRY_FMT, &vformat, 3411 td->td_ucred, td); 3412 bsd_to_linux_v4l2_format(&vformat, &l_vformat); 3413 copyout(&l_vformat, (void *)args->arg, sizeof(l_vformat)); 3414 fdrop(fp, td); 3415 return (error); 3416 3417 case LINUX_VIDIOC_ENUMSTD: 3418 error = copyin((void *)args->arg, &l_vstd, sizeof(l_vstd)); 3419 if (error) 3420 return (error); 3421 linux_to_bsd_v4l2_standard(&l_vstd, &vstd); 3422 error = fget(td, args->fd, 3423 cap_rights_init(&rights, CAP_IOCTL), &fp); 3424 if (error) 3425 return (error); 3426 error = fo_ioctl(fp, VIDIOC_ENUMSTD, (caddr_t)&vstd, 3427 td->td_ucred, td); 3428 if (error) { 3429 fdrop(fp, td); 3430 return (error); 3431 } 3432 bsd_to_linux_v4l2_standard(&vstd, &l_vstd); 3433 error = copyout(&l_vstd, (void *)args->arg, sizeof(l_vstd)); 3434 fdrop(fp, td); 3435 return (error); 3436 3437 case LINUX_VIDIOC_ENUMINPUT: 3438 /* 3439 * The Linux struct l_v4l2_input differs only in size, 3440 * it has no padding at the end. 3441 */ 3442 error = copyin((void *)args->arg, &vinp, 3443 sizeof(struct l_v4l2_input)); 3444 if (error != 0) 3445 return (error); 3446 error = fget(td, args->fd, 3447 cap_rights_init(&rights, CAP_IOCTL), &fp); 3448 if (error != 0) 3449 return (error); 3450 error = fo_ioctl(fp, VIDIOC_ENUMINPUT, (caddr_t)&vinp, 3451 td->td_ucred, td); 3452 if (error) { 3453 fdrop(fp, td); 3454 return (error); 3455 } 3456 error = copyout(&vinp, (void *)args->arg, 3457 sizeof(struct l_v4l2_input)); 3458 fdrop(fp, td); 3459 return (error); 3460 3461 case LINUX_VIDIOC_QUERYBUF: 3462 case LINUX_VIDIOC_QBUF: 3463 case LINUX_VIDIOC_DQBUF: 3464 error = copyin((void *)args->arg, &l_vbuf, sizeof(l_vbuf)); 3465 if (error) 3466 return (error); 3467 error = fget(td, args->fd, 3468 cap_rights_init(&rights, CAP_IOCTL), &fp); 3469 if (error) 3470 return (error); 3471 linux_to_bsd_v4l2_buffer(&l_vbuf, &vbuf); 3472 if ((args->cmd & 0xffff) == LINUX_VIDIOC_QUERYBUF) 3473 error = fo_ioctl(fp, VIDIOC_QUERYBUF, &vbuf, 3474 td->td_ucred, td); 3475 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_QBUF) 3476 error = fo_ioctl(fp, VIDIOC_QBUF, &vbuf, 3477 td->td_ucred, td); 3478 else 3479 error = fo_ioctl(fp, VIDIOC_DQBUF, &vbuf, 3480 td->td_ucred, td); 3481 bsd_to_linux_v4l2_buffer(&vbuf, &l_vbuf); 3482 copyout(&l_vbuf, (void *)args->arg, sizeof(l_vbuf)); 3483 fdrop(fp, td); 3484 return (error); 3485 3486 /* 3487 * XXX TODO - these need 32 -> 64 bit conversion: 3488 * (are any of them needed for webcams?) 3489 */ 3490 case LINUX_VIDIOC_G_FBUF: 3491 case LINUX_VIDIOC_S_FBUF: 3492 3493 case LINUX_VIDIOC_G_EXT_CTRLS: 3494 case LINUX_VIDIOC_S_EXT_CTRLS: 3495 case LINUX_VIDIOC_TRY_EXT_CTRLS: 3496 3497 case LINUX_VIDIOC_DQEVENT: 3498 3499 default: return (ENOIOCTL); 3500 } 3501 3502 error = sys_ioctl(td, (struct ioctl_args *)args); 3503 return (error); 3504 } 3505 3506 /* 3507 * Support for emulators/linux-libusb. This port uses FBSD_LUSB* macros 3508 * instead of USB* ones. This lets us to provide correct values for cmd. 3509 * 0xffffffe0 -- 0xffffffff range seemed to be the least collision-prone. 3510 */ 3511 static int 3512 linux_ioctl_fbsd_usb(struct thread *td, struct linux_ioctl_args *args) 3513 { 3514 int error; 3515 3516 error = 0; 3517 switch (args->cmd) { 3518 case FBSD_LUSB_DEVICEENUMERATE: 3519 args->cmd = USB_DEVICEENUMERATE; 3520 break; 3521 case FBSD_LUSB_DEV_QUIRK_ADD: 3522 args->cmd = USB_DEV_QUIRK_ADD; 3523 break; 3524 case FBSD_LUSB_DEV_QUIRK_GET: 3525 args->cmd = USB_DEV_QUIRK_GET; 3526 break; 3527 case FBSD_LUSB_DEV_QUIRK_REMOVE: 3528 args->cmd = USB_DEV_QUIRK_REMOVE; 3529 break; 3530 case FBSD_LUSB_DO_REQUEST: 3531 args->cmd = USB_DO_REQUEST; 3532 break; 3533 case FBSD_LUSB_FS_CLEAR_STALL_SYNC: 3534 args->cmd = USB_FS_CLEAR_STALL_SYNC; 3535 break; 3536 case FBSD_LUSB_FS_CLOSE: 3537 args->cmd = USB_FS_CLOSE; 3538 break; 3539 case FBSD_LUSB_FS_COMPLETE: 3540 args->cmd = USB_FS_COMPLETE; 3541 break; 3542 case FBSD_LUSB_FS_INIT: 3543 args->cmd = USB_FS_INIT; 3544 break; 3545 case FBSD_LUSB_FS_OPEN: 3546 args->cmd = USB_FS_OPEN; 3547 break; 3548 case FBSD_LUSB_FS_START: 3549 args->cmd = USB_FS_START; 3550 break; 3551 case FBSD_LUSB_FS_STOP: 3552 args->cmd = USB_FS_STOP; 3553 break; 3554 case FBSD_LUSB_FS_UNINIT: 3555 args->cmd = USB_FS_UNINIT; 3556 break; 3557 case FBSD_LUSB_GET_CONFIG: 3558 args->cmd = USB_GET_CONFIG; 3559 break; 3560 case FBSD_LUSB_GET_DEVICEINFO: 3561 args->cmd = USB_GET_DEVICEINFO; 3562 break; 3563 case FBSD_LUSB_GET_DEVICE_DESC: 3564 args->cmd = USB_GET_DEVICE_DESC; 3565 break; 3566 case FBSD_LUSB_GET_FULL_DESC: 3567 args->cmd = USB_GET_FULL_DESC; 3568 break; 3569 case FBSD_LUSB_GET_IFACE_DRIVER: 3570 args->cmd = USB_GET_IFACE_DRIVER; 3571 break; 3572 case FBSD_LUSB_GET_PLUGTIME: 3573 args->cmd = USB_GET_PLUGTIME; 3574 break; 3575 case FBSD_LUSB_GET_POWER_MODE: 3576 args->cmd = USB_GET_POWER_MODE; 3577 break; 3578 case FBSD_LUSB_GET_REPORT_DESC: 3579 args->cmd = USB_GET_REPORT_DESC; 3580 break; 3581 case FBSD_LUSB_GET_REPORT_ID: 3582 args->cmd = USB_GET_REPORT_ID; 3583 break; 3584 case FBSD_LUSB_GET_TEMPLATE: 3585 args->cmd = USB_GET_TEMPLATE; 3586 break; 3587 case FBSD_LUSB_IFACE_DRIVER_ACTIVE: 3588 args->cmd = USB_IFACE_DRIVER_ACTIVE; 3589 break; 3590 case FBSD_LUSB_IFACE_DRIVER_DETACH: 3591 args->cmd = USB_IFACE_DRIVER_DETACH; 3592 break; 3593 case FBSD_LUSB_QUIRK_NAME_GET: 3594 args->cmd = USB_QUIRK_NAME_GET; 3595 break; 3596 case FBSD_LUSB_READ_DIR: 3597 args->cmd = USB_READ_DIR; 3598 break; 3599 case FBSD_LUSB_SET_ALTINTERFACE: 3600 args->cmd = USB_SET_ALTINTERFACE; 3601 break; 3602 case FBSD_LUSB_SET_CONFIG: 3603 args->cmd = USB_SET_CONFIG; 3604 break; 3605 case FBSD_LUSB_SET_IMMED: 3606 args->cmd = USB_SET_IMMED; 3607 break; 3608 case FBSD_LUSB_SET_POWER_MODE: 3609 args->cmd = USB_SET_POWER_MODE; 3610 break; 3611 case FBSD_LUSB_SET_TEMPLATE: 3612 args->cmd = USB_SET_TEMPLATE; 3613 break; 3614 case FBSD_LUSB_FS_OPEN_STREAM: 3615 args->cmd = USB_FS_OPEN_STREAM; 3616 break; 3617 case FBSD_LUSB_GET_DEV_PORT_PATH: 3618 args->cmd = USB_GET_DEV_PORT_PATH; 3619 break; 3620 case FBSD_LUSB_GET_POWER_USAGE: 3621 args->cmd = USB_GET_POWER_USAGE; 3622 break; 3623 default: 3624 error = ENOIOCTL; 3625 } 3626 if (error != ENOIOCTL) 3627 error = sys_ioctl(td, (struct ioctl_args *)args); 3628 return (error); 3629 } 3630 3631 /* 3632 * Some evdev ioctls must be translated. 3633 * - EVIOCGMTSLOTS is a IOC_READ ioctl on Linux although it has input data 3634 * (must be IOC_INOUT on FreeBSD). 3635 * - On Linux, EVIOCGRAB, EVIOCREVOKE and EVIOCRMFF are defined as _IOW with 3636 * an int argument. You don't pass an int pointer to the ioctl(), however, 3637 * but just the int directly. On FreeBSD, they are defined as _IOWINT for 3638 * this to work. 3639 */ 3640 static int 3641 linux_ioctl_evdev(struct thread *td, struct linux_ioctl_args *args) 3642 { 3643 cap_rights_t rights; 3644 struct file *fp; 3645 clockid_t clock; 3646 int error; 3647 3648 args->cmd = SETDIR(args->cmd); 3649 3650 switch (args->cmd) { 3651 case (EVIOCGRAB & ~IOC_DIRMASK) | IOC_IN: 3652 args->cmd = EVIOCGRAB; 3653 break; 3654 case (EVIOCREVOKE & ~IOC_DIRMASK) | IOC_IN: 3655 args->cmd = EVIOCREVOKE; 3656 break; 3657 case (EVIOCRMFF & ~IOC_DIRMASK) | IOC_IN: 3658 args->cmd = EVIOCRMFF; 3659 break; 3660 case EVIOCSCLOCKID: { 3661 error = copyin(PTRIN(args->arg), &clock, sizeof(clock)); 3662 if (error != 0) 3663 return (error); 3664 if (clock & ~(LINUX_IOCTL_EVDEV_CLK)) 3665 return (EINVAL); 3666 error = linux_to_native_clockid(&clock, clock); 3667 if (error != 0) 3668 return (error); 3669 3670 error = fget(td, args->fd, 3671 cap_rights_init(&rights, CAP_IOCTL), &fp); 3672 if (error != 0) 3673 return (error); 3674 3675 error = fo_ioctl(fp, EVIOCSCLOCKID, &clock, td->td_ucred, td); 3676 fdrop(fp, td); 3677 return (error); 3678 } 3679 default: 3680 break; 3681 } 3682 3683 if (IOCBASECMD(args->cmd) == 3684 ((EVIOCGMTSLOTS(0) & ~IOC_DIRMASK) | IOC_OUT)) 3685 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_INOUT; 3686 3687 return (sys_ioctl(td, (struct ioctl_args *)args)); 3688 } 3689 3690 /* 3691 * main ioctl syscall function 3692 */ 3693 3694 int 3695 linux_ioctl(struct thread *td, struct linux_ioctl_args *args) 3696 { 3697 cap_rights_t rights; 3698 struct file *fp; 3699 struct handler_element *he; 3700 int error, cmd; 3701 3702 #ifdef DEBUG 3703 if (ldebug(ioctl)) 3704 printf(ARGS(ioctl, "%d, %04lx, *"), args->fd, 3705 (unsigned long)args->cmd); 3706 #endif 3707 3708 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 3709 if (error != 0) 3710 return (error); 3711 if ((fp->f_flag & (FREAD|FWRITE)) == 0) { 3712 fdrop(fp, td); 3713 return (EBADF); 3714 } 3715 3716 /* Iterate over the ioctl handlers */ 3717 cmd = args->cmd & 0xffff; 3718 sx_slock(&linux_ioctl_sx); 3719 mtx_lock(&Giant); 3720 TAILQ_FOREACH(he, &handlers, list) { 3721 if (cmd >= he->low && cmd <= he->high) { 3722 error = (*he->func)(td, args); 3723 if (error != ENOIOCTL) { 3724 mtx_unlock(&Giant); 3725 sx_sunlock(&linux_ioctl_sx); 3726 fdrop(fp, td); 3727 return (error); 3728 } 3729 } 3730 } 3731 mtx_unlock(&Giant); 3732 sx_sunlock(&linux_ioctl_sx); 3733 fdrop(fp, td); 3734 3735 switch (args->cmd & 0xffff) { 3736 case LINUX_BTRFS_IOC_CLONE: 3737 return (ENOTSUP); 3738 3739 default: 3740 linux_msg(td, "ioctl fd=%d, cmd=0x%x ('%c',%d) is not implemented", 3741 args->fd, (int)(args->cmd & 0xffff), 3742 (int)(args->cmd & 0xff00) >> 8, (int)(args->cmd & 0xff)); 3743 break; 3744 } 3745 3746 return (EINVAL); 3747 } 3748 3749 int 3750 linux_ioctl_register_handler(struct linux_ioctl_handler *h) 3751 { 3752 struct handler_element *he, *cur; 3753 3754 if (h == NULL || h->func == NULL) 3755 return (EINVAL); 3756 3757 /* 3758 * Reuse the element if the handler is already on the list, otherwise 3759 * create a new element. 3760 */ 3761 sx_xlock(&linux_ioctl_sx); 3762 TAILQ_FOREACH(he, &handlers, list) { 3763 if (he->func == h->func) 3764 break; 3765 } 3766 if (he == NULL) { 3767 he = malloc(sizeof(*he), 3768 M_LINUX, M_WAITOK); 3769 he->func = h->func; 3770 } else 3771 TAILQ_REMOVE(&handlers, he, list); 3772 3773 /* Initialize range information. */ 3774 he->low = h->low; 3775 he->high = h->high; 3776 he->span = h->high - h->low + 1; 3777 3778 /* Add the element to the list, sorted on span. */ 3779 TAILQ_FOREACH(cur, &handlers, list) { 3780 if (cur->span > he->span) { 3781 TAILQ_INSERT_BEFORE(cur, he, list); 3782 sx_xunlock(&linux_ioctl_sx); 3783 return (0); 3784 } 3785 } 3786 TAILQ_INSERT_TAIL(&handlers, he, list); 3787 sx_xunlock(&linux_ioctl_sx); 3788 3789 return (0); 3790 } 3791 3792 int 3793 linux_ioctl_unregister_handler(struct linux_ioctl_handler *h) 3794 { 3795 struct handler_element *he; 3796 3797 if (h == NULL || h->func == NULL) 3798 return (EINVAL); 3799 3800 sx_xlock(&linux_ioctl_sx); 3801 TAILQ_FOREACH(he, &handlers, list) { 3802 if (he->func == h->func) { 3803 TAILQ_REMOVE(&handlers, he, list); 3804 sx_xunlock(&linux_ioctl_sx); 3805 free(he, M_LINUX); 3806 return (0); 3807 } 3808 } 3809 sx_xunlock(&linux_ioctl_sx); 3810 3811 return (EINVAL); 3812 } 3813