1/*- 2 * Copyright (c) 1994-1995 S�ren Schmidt 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer 10 * in this position and unchanged. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. The name of the author may not be used to endorse or promote products 15 * derived from this software without specific prior written permission 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29#include "opt_compat.h" 30 31#include <sys/cdefs.h> 32__FBSDID("$FreeBSD$"); 33 34#include <sys/param.h> 35#include <sys/systm.h> 36#include <sys/sysproto.h> 37#include <sys/capability.h> 38#include <sys/cdio.h> 39#include <sys/dvdio.h> 40#include <sys/conf.h> 41#include <sys/disk.h> 42#include <sys/consio.h> 43#include <sys/ctype.h> 44#include <sys/fcntl.h> 45#include <sys/file.h> 46#include <sys/filedesc.h> 47#include <sys/filio.h> 48#include <sys/jail.h> 49#include <sys/kbio.h> 50#include <sys/kernel.h> 51#include <sys/linker_set.h> 52#include <sys/lock.h> 53#include <sys/malloc.h> 54#include <sys/proc.h> 55#include <sys/sbuf.h> 56#include <sys/socket.h> 57#include <sys/sockio.h> 58#include <sys/soundcard.h> 59#include <sys/stdint.h> 60#include <sys/sx.h> 61#include <sys/sysctl.h> 62#include <sys/tty.h> 63#include <sys/uio.h> 64#include <sys/types.h> 65#include <sys/mman.h> 66#include <sys/resourcevar.h> 67 68#include <net/if.h> 69#include <net/if_dl.h> 70#include <net/if_types.h> 71#include <net/vnet.h> 72 73#include <dev/usb/usb_ioctl.h> 74 75#ifdef COMPAT_LINUX32 76#include <machine/../linux32/linux.h> 77#include <machine/../linux32/linux32_proto.h> 78#else 79#include <machine/../linux/linux.h> 80#include <machine/../linux/linux_proto.h> 81#endif 82 83#include <compat/linux/linux_ioctl.h> 84#include <compat/linux/linux_mib.h> 85#include <compat/linux/linux_socket.h> 86#include <compat/linux/linux_util.h> 87 88#include <compat/linux/linux_videodev.h> 89#include <compat/linux/linux_videodev_compat.h> 90 91#include <compat/linux/linux_videodev2.h> 92#include <compat/linux/linux_videodev2_compat.h> 93 94CTASSERT(LINUX_IFNAMSIZ == IFNAMSIZ); 95 96FEATURE(linuxulator_v4l, "V4L ioctl wrapper support in the linuxulator"); 97FEATURE(linuxulator_v4l2, "V4L2 ioctl wrapper support in the linuxulator"); 98 99static linux_ioctl_function_t linux_ioctl_cdrom; 100static linux_ioctl_function_t linux_ioctl_vfat; 101static linux_ioctl_function_t linux_ioctl_console; 102static linux_ioctl_function_t linux_ioctl_hdio; 103static linux_ioctl_function_t linux_ioctl_disk; 104static linux_ioctl_function_t linux_ioctl_socket; 105static linux_ioctl_function_t linux_ioctl_sound; 106static linux_ioctl_function_t linux_ioctl_termio; 107static linux_ioctl_function_t linux_ioctl_private; 108static linux_ioctl_function_t linux_ioctl_drm; 109static linux_ioctl_function_t linux_ioctl_sg; 110static linux_ioctl_function_t linux_ioctl_v4l; 111static linux_ioctl_function_t linux_ioctl_v4l2; 112static linux_ioctl_function_t linux_ioctl_special; 113static linux_ioctl_function_t linux_ioctl_fbsd_usb; 114 115static struct linux_ioctl_handler cdrom_handler = 116{ linux_ioctl_cdrom, LINUX_IOCTL_CDROM_MIN, LINUX_IOCTL_CDROM_MAX }; 117static struct linux_ioctl_handler vfat_handler = 118{ linux_ioctl_vfat, LINUX_IOCTL_VFAT_MIN, LINUX_IOCTL_VFAT_MAX }; 119static struct linux_ioctl_handler console_handler = 120{ linux_ioctl_console, LINUX_IOCTL_CONSOLE_MIN, LINUX_IOCTL_CONSOLE_MAX }; 121static struct linux_ioctl_handler hdio_handler = 122{ linux_ioctl_hdio, LINUX_IOCTL_HDIO_MIN, LINUX_IOCTL_HDIO_MAX }; 123static struct linux_ioctl_handler disk_handler = 124{ linux_ioctl_disk, LINUX_IOCTL_DISK_MIN, LINUX_IOCTL_DISK_MAX }; 125static struct linux_ioctl_handler socket_handler = 126{ linux_ioctl_socket, LINUX_IOCTL_SOCKET_MIN, LINUX_IOCTL_SOCKET_MAX }; 127static struct linux_ioctl_handler sound_handler = 128{ linux_ioctl_sound, LINUX_IOCTL_SOUND_MIN, LINUX_IOCTL_SOUND_MAX }; 129static struct linux_ioctl_handler termio_handler = 130{ linux_ioctl_termio, LINUX_IOCTL_TERMIO_MIN, LINUX_IOCTL_TERMIO_MAX }; 131static struct linux_ioctl_handler private_handler = 132{ linux_ioctl_private, LINUX_IOCTL_PRIVATE_MIN, LINUX_IOCTL_PRIVATE_MAX }; 133static struct linux_ioctl_handler drm_handler = 134{ linux_ioctl_drm, LINUX_IOCTL_DRM_MIN, LINUX_IOCTL_DRM_MAX }; 135static struct linux_ioctl_handler sg_handler = 136{ linux_ioctl_sg, LINUX_IOCTL_SG_MIN, LINUX_IOCTL_SG_MAX }; 137static struct linux_ioctl_handler video_handler = 138{ linux_ioctl_v4l, LINUX_IOCTL_VIDEO_MIN, LINUX_IOCTL_VIDEO_MAX }; 139static struct linux_ioctl_handler video2_handler = 140{ linux_ioctl_v4l2, LINUX_IOCTL_VIDEO2_MIN, LINUX_IOCTL_VIDEO2_MAX }; 141static struct linux_ioctl_handler fbsd_usb = 142{ linux_ioctl_fbsd_usb, FBSD_LUSB_MIN, FBSD_LUSB_MAX }; 143 144DATA_SET(linux_ioctl_handler_set, cdrom_handler); 145DATA_SET(linux_ioctl_handler_set, vfat_handler); 146DATA_SET(linux_ioctl_handler_set, console_handler); 147DATA_SET(linux_ioctl_handler_set, hdio_handler); 148DATA_SET(linux_ioctl_handler_set, disk_handler); 149DATA_SET(linux_ioctl_handler_set, socket_handler); 150DATA_SET(linux_ioctl_handler_set, sound_handler); 151DATA_SET(linux_ioctl_handler_set, termio_handler); 152DATA_SET(linux_ioctl_handler_set, private_handler); 153DATA_SET(linux_ioctl_handler_set, drm_handler); 154DATA_SET(linux_ioctl_handler_set, sg_handler); 155DATA_SET(linux_ioctl_handler_set, video_handler); 156DATA_SET(linux_ioctl_handler_set, video2_handler); 157DATA_SET(linux_ioctl_handler_set, fbsd_usb); 158 159struct handler_element 160{ 161 TAILQ_ENTRY(handler_element) list; 162 int (*func)(struct thread *, struct linux_ioctl_args *); 163 int low, high, span; 164}; 165 166static TAILQ_HEAD(, handler_element) handlers = 167 TAILQ_HEAD_INITIALIZER(handlers); 168static struct sx linux_ioctl_sx; 169SX_SYSINIT(linux_ioctl, &linux_ioctl_sx, "linux ioctl handlers"); 170 171/* 172 * hdio related ioctls for VMWare support 173 */ 174 175struct linux_hd_geometry { 176 u_int8_t heads; 177 u_int8_t sectors; 178 u_int16_t cylinders; 179 u_int32_t start; 180}; 181 182struct linux_hd_big_geometry { 183 u_int8_t heads; 184 u_int8_t sectors; 185 u_int32_t cylinders; 186 u_int32_t start; 187}; 188 189static int 190linux_ioctl_hdio(struct thread *td, struct linux_ioctl_args *args) 191{ 192 struct file *fp; 193 int error; 194 u_int sectorsize, fwcylinders, fwheads, fwsectors; 195 off_t mediasize, bytespercyl; 196 197 if ((error = fget(td, args->fd, CAP_IOCTL, &fp)) != 0) 198 return (error); 199 switch (args->cmd & 0xffff) { 200 case LINUX_HDIO_GET_GEO: 201 case LINUX_HDIO_GET_GEO_BIG: 202 error = fo_ioctl(fp, DIOCGMEDIASIZE, 203 (caddr_t)&mediasize, td->td_ucred, td); 204 if (!error) 205 error = fo_ioctl(fp, DIOCGSECTORSIZE, 206 (caddr_t)§orsize, td->td_ucred, td); 207 if (!error) 208 error = fo_ioctl(fp, DIOCGFWHEADS, 209 (caddr_t)&fwheads, td->td_ucred, td); 210 if (!error) 211 error = fo_ioctl(fp, DIOCGFWSECTORS, 212 (caddr_t)&fwsectors, td->td_ucred, td); 213 /* 214 * XXX: DIOCGFIRSTOFFSET is not yet implemented, so 215 * so pretend that GEOM always says 0. This is NOT VALID 216 * for slices or partitions, only the per-disk raw devices. 217 */ 218 219 fdrop(fp, td); 220 if (error) 221 return (error); 222 /* 223 * 1. Calculate the number of bytes in a cylinder, 224 * given the firmware's notion of heads and sectors 225 * per cylinder. 226 * 2. Calculate the number of cylinders, given the total 227 * size of the media. 228 * All internal calculations should have 64-bit precision. 229 */ 230 bytespercyl = (off_t) sectorsize * fwheads * fwsectors; 231 fwcylinders = mediasize / bytespercyl; 232#if defined(DEBUG) 233 linux_msg(td, "HDIO_GET_GEO: mediasize %jd, c/h/s %d/%d/%d, " 234 "bpc %jd", 235 (intmax_t)mediasize, fwcylinders, fwheads, fwsectors, 236 (intmax_t)bytespercyl); 237#endif 238 if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO) { 239 struct linux_hd_geometry hdg; 240 241 hdg.cylinders = fwcylinders; 242 hdg.heads = fwheads; 243 hdg.sectors = fwsectors; 244 hdg.start = 0; 245 error = copyout(&hdg, (void *)args->arg, sizeof(hdg)); 246 } else if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO_BIG) { 247 struct linux_hd_big_geometry hdbg; 248 249 hdbg.cylinders = fwcylinders; 250 hdbg.heads = fwheads; 251 hdbg.sectors = fwsectors; 252 hdbg.start = 0; 253 error = copyout(&hdbg, (void *)args->arg, sizeof(hdbg)); 254 } 255 return (error); 256 break; 257 default: 258 /* XXX */ 259 linux_msg(td, 260 "ioctl fd=%d, cmd=0x%x ('%c',%d) is not implemented", 261 args->fd, (int)(args->cmd & 0xffff), 262 (int)(args->cmd & 0xff00) >> 8, 263 (int)(args->cmd & 0xff)); 264 break; 265 } 266 fdrop(fp, td); 267 return (ENOIOCTL); 268} 269 270static int 271linux_ioctl_disk(struct thread *td, struct linux_ioctl_args *args) 272{ 273 struct file *fp; 274 int error; 275 u_int sectorsize; 276 off_t mediasize; 277 278 if ((error = fget(td, args->fd, CAP_IOCTL, &fp)) != 0) 279 return (error); 280 switch (args->cmd & 0xffff) { 281 case LINUX_BLKGETSIZE: 282 error = fo_ioctl(fp, DIOCGSECTORSIZE, 283 (caddr_t)§orsize, td->td_ucred, td); 284 if (!error) 285 error = fo_ioctl(fp, DIOCGMEDIASIZE, 286 (caddr_t)&mediasize, td->td_ucred, td); 287 fdrop(fp, td); 288 if (error) 289 return (error); 290 sectorsize = mediasize / sectorsize; 291 /* 292 * XXX: How do we know we return the right size of integer ? 293 */ 294 return (copyout(§orsize, (void *)args->arg, 295 sizeof(sectorsize))); 296 break; 297 } 298 fdrop(fp, td); 299 return (ENOIOCTL); 300} 301 302/* 303 * termio related ioctls 304 */ 305 306struct linux_termio { 307 unsigned short c_iflag; 308 unsigned short c_oflag; 309 unsigned short c_cflag; 310 unsigned short c_lflag; 311 unsigned char c_line; 312 unsigned char c_cc[LINUX_NCC]; 313}; 314 315struct linux_termios { 316 unsigned int c_iflag; 317 unsigned int c_oflag; 318 unsigned int c_cflag; 319 unsigned int c_lflag; 320 unsigned char c_line; 321 unsigned char c_cc[LINUX_NCCS]; 322}; 323 324struct linux_winsize { 325 unsigned short ws_row, ws_col; 326 unsigned short ws_xpixel, ws_ypixel; 327}; 328 329struct speedtab { 330 int sp_speed; /* Speed. */ 331 int sp_code; /* Code. */ 332}; 333 334static struct speedtab sptab[] = { 335 { B0, LINUX_B0 }, { B50, LINUX_B50 }, 336 { B75, LINUX_B75 }, { B110, LINUX_B110 }, 337 { B134, LINUX_B134 }, { B150, LINUX_B150 }, 338 { B200, LINUX_B200 }, { B300, LINUX_B300 }, 339 { B600, LINUX_B600 }, { B1200, LINUX_B1200 }, 340 { B1800, LINUX_B1800 }, { B2400, LINUX_B2400 }, 341 { B4800, LINUX_B4800 }, { B9600, LINUX_B9600 }, 342 { B19200, LINUX_B19200 }, { B38400, LINUX_B38400 }, 343 { B57600, LINUX_B57600 }, { B115200, LINUX_B115200 }, 344 {-1, -1 } 345}; 346 347struct linux_serial_struct { 348 int type; 349 int line; 350 int port; 351 int irq; 352 int flags; 353 int xmit_fifo_size; 354 int custom_divisor; 355 int baud_base; 356 unsigned short close_delay; 357 char reserved_char[2]; 358 int hub6; 359 unsigned short closing_wait; 360 unsigned short closing_wait2; 361 int reserved[4]; 362}; 363 364static int 365linux_to_bsd_speed(int code, struct speedtab *table) 366{ 367 for ( ; table->sp_code != -1; table++) 368 if (table->sp_code == code) 369 return (table->sp_speed); 370 return -1; 371} 372 373static int 374bsd_to_linux_speed(int speed, struct speedtab *table) 375{ 376 for ( ; table->sp_speed != -1; table++) 377 if (table->sp_speed == speed) 378 return (table->sp_code); 379 return -1; 380} 381 382static void 383bsd_to_linux_termios(struct termios *bios, struct linux_termios *lios) 384{ 385 int i; 386 387#ifdef DEBUG 388 if (ldebug(ioctl)) { 389 printf("LINUX: BSD termios structure (input):\n"); 390 printf("i=%08x o=%08x c=%08x l=%08x ispeed=%d ospeed=%d\n", 391 bios->c_iflag, bios->c_oflag, bios->c_cflag, bios->c_lflag, 392 bios->c_ispeed, bios->c_ospeed); 393 printf("c_cc "); 394 for (i=0; i<NCCS; i++) 395 printf("%02x ", bios->c_cc[i]); 396 printf("\n"); 397 } 398#endif 399 400 lios->c_iflag = 0; 401 if (bios->c_iflag & IGNBRK) 402 lios->c_iflag |= LINUX_IGNBRK; 403 if (bios->c_iflag & BRKINT) 404 lios->c_iflag |= LINUX_BRKINT; 405 if (bios->c_iflag & IGNPAR) 406 lios->c_iflag |= LINUX_IGNPAR; 407 if (bios->c_iflag & PARMRK) 408 lios->c_iflag |= LINUX_PARMRK; 409 if (bios->c_iflag & INPCK) 410 lios->c_iflag |= LINUX_INPCK; 411 if (bios->c_iflag & ISTRIP) 412 lios->c_iflag |= LINUX_ISTRIP; 413 if (bios->c_iflag & INLCR) 414 lios->c_iflag |= LINUX_INLCR; 415 if (bios->c_iflag & IGNCR) 416 lios->c_iflag |= LINUX_IGNCR; 417 if (bios->c_iflag & ICRNL) 418 lios->c_iflag |= LINUX_ICRNL; 419 if (bios->c_iflag & IXON) 420 lios->c_iflag |= LINUX_IXON; 421 if (bios->c_iflag & IXANY) 422 lios->c_iflag |= LINUX_IXANY; 423 if (bios->c_iflag & IXOFF) 424 lios->c_iflag |= LINUX_IXOFF; 425 if (bios->c_iflag & IMAXBEL) 426 lios->c_iflag |= LINUX_IMAXBEL; 427 428 lios->c_oflag = 0; 429 if (bios->c_oflag & OPOST) 430 lios->c_oflag |= LINUX_OPOST; 431 if (bios->c_oflag & ONLCR) 432 lios->c_oflag |= LINUX_ONLCR; 433 if (bios->c_oflag & TAB3) 434 lios->c_oflag |= LINUX_XTABS; 435 436 lios->c_cflag = bsd_to_linux_speed(bios->c_ispeed, sptab); 437 lios->c_cflag |= (bios->c_cflag & CSIZE) >> 4; 438 if (bios->c_cflag & CSTOPB) 439 lios->c_cflag |= LINUX_CSTOPB; 440 if (bios->c_cflag & CREAD) 441 lios->c_cflag |= LINUX_CREAD; 442 if (bios->c_cflag & PARENB) 443 lios->c_cflag |= LINUX_PARENB; 444 if (bios->c_cflag & PARODD) 445 lios->c_cflag |= LINUX_PARODD; 446 if (bios->c_cflag & HUPCL) 447 lios->c_cflag |= LINUX_HUPCL; 448 if (bios->c_cflag & CLOCAL) 449 lios->c_cflag |= LINUX_CLOCAL; 450 if (bios->c_cflag & CRTSCTS) 451 lios->c_cflag |= LINUX_CRTSCTS; 452 453 lios->c_lflag = 0; 454 if (bios->c_lflag & ISIG) 455 lios->c_lflag |= LINUX_ISIG; 456 if (bios->c_lflag & ICANON) 457 lios->c_lflag |= LINUX_ICANON; 458 if (bios->c_lflag & ECHO) 459 lios->c_lflag |= LINUX_ECHO; 460 if (bios->c_lflag & ECHOE) 461 lios->c_lflag |= LINUX_ECHOE; 462 if (bios->c_lflag & ECHOK) 463 lios->c_lflag |= LINUX_ECHOK; 464 if (bios->c_lflag & ECHONL) 465 lios->c_lflag |= LINUX_ECHONL; 466 if (bios->c_lflag & NOFLSH) 467 lios->c_lflag |= LINUX_NOFLSH; 468 if (bios->c_lflag & TOSTOP) 469 lios->c_lflag |= LINUX_TOSTOP; 470 if (bios->c_lflag & ECHOCTL) 471 lios->c_lflag |= LINUX_ECHOCTL; 472 if (bios->c_lflag & ECHOPRT) 473 lios->c_lflag |= LINUX_ECHOPRT; 474 if (bios->c_lflag & ECHOKE) 475 lios->c_lflag |= LINUX_ECHOKE; 476 if (bios->c_lflag & FLUSHO) 477 lios->c_lflag |= LINUX_FLUSHO; 478 if (bios->c_lflag & PENDIN) 479 lios->c_lflag |= LINUX_PENDIN; 480 if (bios->c_lflag & IEXTEN) 481 lios->c_lflag |= LINUX_IEXTEN; 482 483 for (i=0; i<LINUX_NCCS; i++) 484 lios->c_cc[i] = LINUX_POSIX_VDISABLE; 485 lios->c_cc[LINUX_VINTR] = bios->c_cc[VINTR]; 486 lios->c_cc[LINUX_VQUIT] = bios->c_cc[VQUIT]; 487 lios->c_cc[LINUX_VERASE] = bios->c_cc[VERASE]; 488 lios->c_cc[LINUX_VKILL] = bios->c_cc[VKILL]; 489 lios->c_cc[LINUX_VEOF] = bios->c_cc[VEOF]; 490 lios->c_cc[LINUX_VEOL] = bios->c_cc[VEOL]; 491 lios->c_cc[LINUX_VMIN] = bios->c_cc[VMIN]; 492 lios->c_cc[LINUX_VTIME] = bios->c_cc[VTIME]; 493 lios->c_cc[LINUX_VEOL2] = bios->c_cc[VEOL2]; 494 lios->c_cc[LINUX_VSUSP] = bios->c_cc[VSUSP]; 495 lios->c_cc[LINUX_VSTART] = bios->c_cc[VSTART]; 496 lios->c_cc[LINUX_VSTOP] = bios->c_cc[VSTOP]; 497 lios->c_cc[LINUX_VREPRINT] = bios->c_cc[VREPRINT]; 498 lios->c_cc[LINUX_VDISCARD] = bios->c_cc[VDISCARD]; 499 lios->c_cc[LINUX_VWERASE] = bios->c_cc[VWERASE]; 500 lios->c_cc[LINUX_VLNEXT] = bios->c_cc[VLNEXT]; 501 502 for (i=0; i<LINUX_NCCS; i++) { 503 if (i != LINUX_VMIN && i != LINUX_VTIME && 504 lios->c_cc[i] == _POSIX_VDISABLE) 505 lios->c_cc[i] = LINUX_POSIX_VDISABLE; 506 } 507 lios->c_line = 0; 508 509#ifdef DEBUG 510 if (ldebug(ioctl)) { 511 printf("LINUX: LINUX termios structure (output):\n"); 512 printf("i=%08x o=%08x c=%08x l=%08x line=%d\n", 513 lios->c_iflag, lios->c_oflag, lios->c_cflag, 514 lios->c_lflag, (int)lios->c_line); 515 printf("c_cc "); 516 for (i=0; i<LINUX_NCCS; i++) 517 printf("%02x ", lios->c_cc[i]); 518 printf("\n"); 519 } 520#endif 521} 522 523static void 524linux_to_bsd_termios(struct linux_termios *lios, struct termios *bios) 525{ 526 int i; 527 528#ifdef DEBUG 529 if (ldebug(ioctl)) { 530 printf("LINUX: LINUX termios structure (input):\n"); 531 printf("i=%08x o=%08x c=%08x l=%08x line=%d\n", 532 lios->c_iflag, lios->c_oflag, lios->c_cflag, 533 lios->c_lflag, (int)lios->c_line); 534 printf("c_cc "); 535 for (i=0; i<LINUX_NCCS; i++) 536 printf("%02x ", lios->c_cc[i]); 537 printf("\n"); 538 } 539#endif 540 541 bios->c_iflag = 0; 542 if (lios->c_iflag & LINUX_IGNBRK) 543 bios->c_iflag |= IGNBRK; 544 if (lios->c_iflag & LINUX_BRKINT) 545 bios->c_iflag |= BRKINT; 546 if (lios->c_iflag & LINUX_IGNPAR) 547 bios->c_iflag |= IGNPAR; 548 if (lios->c_iflag & LINUX_PARMRK) 549 bios->c_iflag |= PARMRK; 550 if (lios->c_iflag & LINUX_INPCK) 551 bios->c_iflag |= INPCK; 552 if (lios->c_iflag & LINUX_ISTRIP) 553 bios->c_iflag |= ISTRIP; 554 if (lios->c_iflag & LINUX_INLCR) 555 bios->c_iflag |= INLCR; 556 if (lios->c_iflag & LINUX_IGNCR) 557 bios->c_iflag |= IGNCR; 558 if (lios->c_iflag & LINUX_ICRNL) 559 bios->c_iflag |= ICRNL; 560 if (lios->c_iflag & LINUX_IXON) 561 bios->c_iflag |= IXON; 562 if (lios->c_iflag & LINUX_IXANY) 563 bios->c_iflag |= IXANY; 564 if (lios->c_iflag & LINUX_IXOFF) 565 bios->c_iflag |= IXOFF; 566 if (lios->c_iflag & LINUX_IMAXBEL) 567 bios->c_iflag |= IMAXBEL; 568 569 bios->c_oflag = 0; 570 if (lios->c_oflag & LINUX_OPOST) 571 bios->c_oflag |= OPOST; 572 if (lios->c_oflag & LINUX_ONLCR) 573 bios->c_oflag |= ONLCR; 574 if (lios->c_oflag & LINUX_XTABS) 575 bios->c_oflag |= TAB3; 576 577 bios->c_cflag = (lios->c_cflag & LINUX_CSIZE) << 4; 578 if (lios->c_cflag & LINUX_CSTOPB) 579 bios->c_cflag |= CSTOPB; 580 if (lios->c_cflag & LINUX_CREAD) 581 bios->c_cflag |= CREAD; 582 if (lios->c_cflag & LINUX_PARENB) 583 bios->c_cflag |= PARENB; 584 if (lios->c_cflag & LINUX_PARODD) 585 bios->c_cflag |= PARODD; 586 if (lios->c_cflag & LINUX_HUPCL) 587 bios->c_cflag |= HUPCL; 588 if (lios->c_cflag & LINUX_CLOCAL) 589 bios->c_cflag |= CLOCAL; 590 if (lios->c_cflag & LINUX_CRTSCTS) 591 bios->c_cflag |= CRTSCTS; 592 593 bios->c_lflag = 0; 594 if (lios->c_lflag & LINUX_ISIG) 595 bios->c_lflag |= ISIG; 596 if (lios->c_lflag & LINUX_ICANON) 597 bios->c_lflag |= ICANON; 598 if (lios->c_lflag & LINUX_ECHO) 599 bios->c_lflag |= ECHO; 600 if (lios->c_lflag & LINUX_ECHOE) 601 bios->c_lflag |= ECHOE; 602 if (lios->c_lflag & LINUX_ECHOK) 603 bios->c_lflag |= ECHOK; 604 if (lios->c_lflag & LINUX_ECHONL) 605 bios->c_lflag |= ECHONL; 606 if (lios->c_lflag & LINUX_NOFLSH) 607 bios->c_lflag |= NOFLSH; 608 if (lios->c_lflag & LINUX_TOSTOP) 609 bios->c_lflag |= TOSTOP; 610 if (lios->c_lflag & LINUX_ECHOCTL) 611 bios->c_lflag |= ECHOCTL; 612 if (lios->c_lflag & LINUX_ECHOPRT) 613 bios->c_lflag |= ECHOPRT; 614 if (lios->c_lflag & LINUX_ECHOKE) 615 bios->c_lflag |= ECHOKE; 616 if (lios->c_lflag & LINUX_FLUSHO) 617 bios->c_lflag |= FLUSHO; 618 if (lios->c_lflag & LINUX_PENDIN) 619 bios->c_lflag |= PENDIN; 620 if (lios->c_lflag & LINUX_IEXTEN) 621 bios->c_lflag |= IEXTEN; 622 623 for (i=0; i<NCCS; i++) 624 bios->c_cc[i] = _POSIX_VDISABLE; 625 bios->c_cc[VINTR] = lios->c_cc[LINUX_VINTR]; 626 bios->c_cc[VQUIT] = lios->c_cc[LINUX_VQUIT]; 627 bios->c_cc[VERASE] = lios->c_cc[LINUX_VERASE]; 628 bios->c_cc[VKILL] = lios->c_cc[LINUX_VKILL]; 629 bios->c_cc[VEOF] = lios->c_cc[LINUX_VEOF]; 630 bios->c_cc[VEOL] = lios->c_cc[LINUX_VEOL]; 631 bios->c_cc[VMIN] = lios->c_cc[LINUX_VMIN]; 632 bios->c_cc[VTIME] = lios->c_cc[LINUX_VTIME]; 633 bios->c_cc[VEOL2] = lios->c_cc[LINUX_VEOL2]; 634 bios->c_cc[VSUSP] = lios->c_cc[LINUX_VSUSP]; 635 bios->c_cc[VSTART] = lios->c_cc[LINUX_VSTART]; 636 bios->c_cc[VSTOP] = lios->c_cc[LINUX_VSTOP]; 637 bios->c_cc[VREPRINT] = lios->c_cc[LINUX_VREPRINT]; 638 bios->c_cc[VDISCARD] = lios->c_cc[LINUX_VDISCARD]; 639 bios->c_cc[VWERASE] = lios->c_cc[LINUX_VWERASE]; 640 bios->c_cc[VLNEXT] = lios->c_cc[LINUX_VLNEXT]; 641 642 for (i=0; i<NCCS; i++) { 643 if (i != VMIN && i != VTIME && 644 bios->c_cc[i] == LINUX_POSIX_VDISABLE) 645 bios->c_cc[i] = _POSIX_VDISABLE; 646 } 647 648 bios->c_ispeed = bios->c_ospeed = 649 linux_to_bsd_speed(lios->c_cflag & LINUX_CBAUD, sptab); 650 651#ifdef DEBUG 652 if (ldebug(ioctl)) { 653 printf("LINUX: BSD termios structure (output):\n"); 654 printf("i=%08x o=%08x c=%08x l=%08x ispeed=%d ospeed=%d\n", 655 bios->c_iflag, bios->c_oflag, bios->c_cflag, bios->c_lflag, 656 bios->c_ispeed, bios->c_ospeed); 657 printf("c_cc "); 658 for (i=0; i<NCCS; i++) 659 printf("%02x ", bios->c_cc[i]); 660 printf("\n"); 661 } 662#endif 663} 664 665static void 666bsd_to_linux_termio(struct termios *bios, struct linux_termio *lio) 667{ 668 struct linux_termios lios; 669 670 bsd_to_linux_termios(bios, &lios); 671 lio->c_iflag = lios.c_iflag; 672 lio->c_oflag = lios.c_oflag; 673 lio->c_cflag = lios.c_cflag; 674 lio->c_lflag = lios.c_lflag; 675 lio->c_line = lios.c_line; 676 memcpy(lio->c_cc, lios.c_cc, LINUX_NCC); 677} 678 679static void 680linux_to_bsd_termio(struct linux_termio *lio, struct termios *bios) 681{ 682 struct linux_termios lios; 683 int i; 684 685 lios.c_iflag = lio->c_iflag; 686 lios.c_oflag = lio->c_oflag; 687 lios.c_cflag = lio->c_cflag; 688 lios.c_lflag = lio->c_lflag; 689 for (i=LINUX_NCC; i<LINUX_NCCS; i++) 690 lios.c_cc[i] = LINUX_POSIX_VDISABLE; 691 memcpy(lios.c_cc, lio->c_cc, LINUX_NCC); 692 linux_to_bsd_termios(&lios, bios); 693} 694 695static int 696linux_ioctl_termio(struct thread *td, struct linux_ioctl_args *args) 697{ 698 struct termios bios; 699 struct linux_termios lios; 700 struct linux_termio lio; 701 struct file *fp; 702 int error; 703 704 if ((error = fget(td, args->fd, CAP_IOCTL, &fp)) != 0) 705 return (error); 706 707 switch (args->cmd & 0xffff) { 708 709 case LINUX_TCGETS: 710 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred, 711 td); 712 if (error) 713 break; 714 bsd_to_linux_termios(&bios, &lios); 715 error = copyout(&lios, (void *)args->arg, sizeof(lios)); 716 break; 717 718 case LINUX_TCSETS: 719 error = copyin((void *)args->arg, &lios, sizeof(lios)); 720 if (error) 721 break; 722 linux_to_bsd_termios(&lios, &bios); 723 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred, 724 td)); 725 break; 726 727 case LINUX_TCSETSW: 728 error = copyin((void *)args->arg, &lios, sizeof(lios)); 729 if (error) 730 break; 731 linux_to_bsd_termios(&lios, &bios); 732 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred, 733 td)); 734 break; 735 736 case LINUX_TCSETSF: 737 error = copyin((void *)args->arg, &lios, sizeof(lios)); 738 if (error) 739 break; 740 linux_to_bsd_termios(&lios, &bios); 741 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred, 742 td)); 743 break; 744 745 case LINUX_TCGETA: 746 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred, 747 td); 748 if (error) 749 break; 750 bsd_to_linux_termio(&bios, &lio); 751 error = (copyout(&lio, (void *)args->arg, sizeof(lio))); 752 break; 753 754 case LINUX_TCSETA: 755 error = copyin((void *)args->arg, &lio, sizeof(lio)); 756 if (error) 757 break; 758 linux_to_bsd_termio(&lio, &bios); 759 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred, 760 td)); 761 break; 762 763 case LINUX_TCSETAW: 764 error = copyin((void *)args->arg, &lio, sizeof(lio)); 765 if (error) 766 break; 767 linux_to_bsd_termio(&lio, &bios); 768 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred, 769 td)); 770 break; 771 772 case LINUX_TCSETAF: 773 error = copyin((void *)args->arg, &lio, sizeof(lio)); 774 if (error) 775 break; 776 linux_to_bsd_termio(&lio, &bios); 777 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred, 778 td)); 779 break; 780 781 /* LINUX_TCSBRK */ 782 783 case LINUX_TCXONC: { 784 switch (args->arg) { 785 case LINUX_TCOOFF: 786 args->cmd = TIOCSTOP; 787 break; 788 case LINUX_TCOON: 789 args->cmd = TIOCSTART; 790 break; 791 case LINUX_TCIOFF: 792 case LINUX_TCION: { 793 int c; 794 struct write_args wr; 795 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, 796 td->td_ucred, td); 797 if (error) 798 break; 799 fdrop(fp, td); 800 c = (args->arg == LINUX_TCIOFF) ? VSTOP : VSTART; 801 c = bios.c_cc[c]; 802 if (c != _POSIX_VDISABLE) { 803 wr.fd = args->fd; 804 wr.buf = &c; 805 wr.nbyte = sizeof(c); 806 return (sys_write(td, &wr)); 807 } else 808 return (0); 809 } 810 default: 811 fdrop(fp, td); 812 return (EINVAL); 813 } 814 args->arg = 0; 815 error = (sys_ioctl(td, (struct ioctl_args *)args)); 816 break; 817 } 818 819 case LINUX_TCFLSH: { 820 int val; 821 switch (args->arg) { 822 case LINUX_TCIFLUSH: 823 val = FREAD; 824 break; 825 case LINUX_TCOFLUSH: 826 val = FWRITE; 827 break; 828 case LINUX_TCIOFLUSH: 829 val = FREAD | FWRITE; 830 break; 831 default: 832 fdrop(fp, td); 833 return (EINVAL); 834 } 835 error = (fo_ioctl(fp,TIOCFLUSH,(caddr_t)&val,td->td_ucred,td)); 836 break; 837 } 838 839 case LINUX_TIOCEXCL: 840 args->cmd = TIOCEXCL; 841 error = (sys_ioctl(td, (struct ioctl_args *)args)); 842 break; 843 844 case LINUX_TIOCNXCL: 845 args->cmd = TIOCNXCL; 846 error = (sys_ioctl(td, (struct ioctl_args *)args)); 847 break; 848 849 case LINUX_TIOCSCTTY: 850 args->cmd = TIOCSCTTY; 851 error = (sys_ioctl(td, (struct ioctl_args *)args)); 852 break; 853 854 case LINUX_TIOCGPGRP: 855 args->cmd = TIOCGPGRP; 856 error = (sys_ioctl(td, (struct ioctl_args *)args)); 857 break; 858 859 case LINUX_TIOCSPGRP: 860 args->cmd = TIOCSPGRP; 861 error = (sys_ioctl(td, (struct ioctl_args *)args)); 862 break; 863 864 /* LINUX_TIOCOUTQ */ 865 /* LINUX_TIOCSTI */ 866 867 case LINUX_TIOCGWINSZ: 868 args->cmd = TIOCGWINSZ; 869 error = (sys_ioctl(td, (struct ioctl_args *)args)); 870 break; 871 872 case LINUX_TIOCSWINSZ: 873 args->cmd = TIOCSWINSZ; 874 error = (sys_ioctl(td, (struct ioctl_args *)args)); 875 break; 876 877 case LINUX_TIOCMGET: 878 args->cmd = TIOCMGET; 879 error = (sys_ioctl(td, (struct ioctl_args *)args)); 880 break; 881 882 case LINUX_TIOCMBIS: 883 args->cmd = TIOCMBIS; 884 error = (sys_ioctl(td, (struct ioctl_args *)args)); 885 break; 886 887 case LINUX_TIOCMBIC: 888 args->cmd = TIOCMBIC; 889 error = (sys_ioctl(td, (struct ioctl_args *)args)); 890 break; 891 892 case LINUX_TIOCMSET: 893 args->cmd = TIOCMSET; 894 error = (sys_ioctl(td, (struct ioctl_args *)args)); 895 break; 896 897 /* TIOCGSOFTCAR */ 898 /* TIOCSSOFTCAR */ 899 900 case LINUX_FIONREAD: /* LINUX_TIOCINQ */ 901 args->cmd = FIONREAD; 902 error = (sys_ioctl(td, (struct ioctl_args *)args)); 903 break; 904 905 /* LINUX_TIOCLINUX */ 906 907 case LINUX_TIOCCONS: 908 args->cmd = TIOCCONS; 909 error = (sys_ioctl(td, (struct ioctl_args *)args)); 910 break; 911 912 case LINUX_TIOCGSERIAL: { 913 struct linux_serial_struct lss; 914 915 bzero(&lss, sizeof(lss)); 916 lss.type = LINUX_PORT_16550A; 917 lss.flags = 0; 918 lss.close_delay = 0; 919 error = copyout(&lss, (void *)args->arg, sizeof(lss)); 920 break; 921 } 922 923 case LINUX_TIOCSSERIAL: { 924 struct linux_serial_struct lss; 925 error = copyin((void *)args->arg, &lss, sizeof(lss)); 926 if (error) 927 break; 928 /* XXX - It really helps to have an implementation that 929 * does nothing. NOT! 930 */ 931 error = 0; 932 break; 933 } 934 935 case LINUX_TIOCPKT: 936 args->cmd = TIOCPKT; 937 error = (sys_ioctl(td, (struct ioctl_args *)args)); 938 break; 939 940 case LINUX_FIONBIO: 941 args->cmd = FIONBIO; 942 error = (sys_ioctl(td, (struct ioctl_args *)args)); 943 break; 944 945 case LINUX_TIOCNOTTY: 946 args->cmd = TIOCNOTTY; 947 error = (sys_ioctl(td, (struct ioctl_args *)args)); 948 break; 949 950 case LINUX_TIOCSETD: { 951 int line; 952 switch (args->arg) { 953 case LINUX_N_TTY: 954 line = TTYDISC; 955 break; 956 case LINUX_N_SLIP: 957 line = SLIPDISC; 958 break; 959 case LINUX_N_PPP: 960 line = PPPDISC; 961 break; 962 default: 963 fdrop(fp, td); 964 return (EINVAL); 965 } 966 error = (fo_ioctl(fp, TIOCSETD, (caddr_t)&line, td->td_ucred, 967 td)); 968 break; 969 } 970 971 case LINUX_TIOCGETD: { 972 int linux_line; 973 int bsd_line = TTYDISC; 974 error = fo_ioctl(fp, TIOCGETD, (caddr_t)&bsd_line, 975 td->td_ucred, td); 976 if (error) 977 return (error); 978 switch (bsd_line) { 979 case TTYDISC: 980 linux_line = LINUX_N_TTY; 981 break; 982 case SLIPDISC: 983 linux_line = LINUX_N_SLIP; 984 break; 985 case PPPDISC: 986 linux_line = LINUX_N_PPP; 987 break; 988 default: 989 fdrop(fp, td); 990 return (EINVAL); 991 } 992 error = (copyout(&linux_line, (void *)args->arg, sizeof(int))); 993 break; 994 } 995 996 /* LINUX_TCSBRKP */ 997 /* LINUX_TIOCTTYGSTRUCT */ 998 999 case LINUX_FIONCLEX: 1000 args->cmd = FIONCLEX; 1001 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1002 break; 1003 1004 case LINUX_FIOCLEX: 1005 args->cmd = FIOCLEX; 1006 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1007 break; 1008 1009 case LINUX_FIOASYNC: 1010 args->cmd = FIOASYNC; 1011 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1012 break; 1013 1014 /* LINUX_TIOCSERCONFIG */ 1015 /* LINUX_TIOCSERGWILD */ 1016 /* LINUX_TIOCSERSWILD */ 1017 /* LINUX_TIOCGLCKTRMIOS */ 1018 /* LINUX_TIOCSLCKTRMIOS */ 1019 1020 case LINUX_TIOCSBRK: 1021 args->cmd = TIOCSBRK; 1022 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1023 break; 1024 1025 case LINUX_TIOCCBRK: 1026 args->cmd = TIOCCBRK; 1027 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1028 break; 1029 case LINUX_TIOCGPTN: { 1030 int nb; 1031 1032 error = fo_ioctl(fp, TIOCGPTN, (caddr_t)&nb, td->td_ucred, td); 1033 if (!error) 1034 error = copyout(&nb, (void *)args->arg, 1035 sizeof(int)); 1036 break; 1037 } 1038 case LINUX_TIOCSPTLCK: 1039 /* Our unlockpt() does nothing. */ 1040 error = 0; 1041 break; 1042 default: 1043 error = ENOIOCTL; 1044 break; 1045 } 1046 1047 fdrop(fp, td); 1048 return (error); 1049} 1050 1051/* 1052 * CDROM related ioctls 1053 */ 1054 1055struct linux_cdrom_msf 1056{ 1057 u_char cdmsf_min0; 1058 u_char cdmsf_sec0; 1059 u_char cdmsf_frame0; 1060 u_char cdmsf_min1; 1061 u_char cdmsf_sec1; 1062 u_char cdmsf_frame1; 1063}; 1064 1065struct linux_cdrom_tochdr 1066{ 1067 u_char cdth_trk0; 1068 u_char cdth_trk1; 1069}; 1070 1071union linux_cdrom_addr 1072{ 1073 struct { 1074 u_char minute; 1075 u_char second; 1076 u_char frame; 1077 } msf; 1078 int lba; 1079}; 1080 1081struct linux_cdrom_tocentry 1082{ 1083 u_char cdte_track; 1084 u_char cdte_adr:4; 1085 u_char cdte_ctrl:4; 1086 u_char cdte_format; 1087 union linux_cdrom_addr cdte_addr; 1088 u_char cdte_datamode; 1089}; 1090 1091struct linux_cdrom_subchnl 1092{ 1093 u_char cdsc_format; 1094 u_char cdsc_audiostatus; 1095 u_char cdsc_adr:4; 1096 u_char cdsc_ctrl:4; 1097 u_char cdsc_trk; 1098 u_char cdsc_ind; 1099 union linux_cdrom_addr cdsc_absaddr; 1100 union linux_cdrom_addr cdsc_reladdr; 1101}; 1102 1103struct l_cdrom_read_audio { 1104 union linux_cdrom_addr addr; 1105 u_char addr_format; 1106 l_int nframes; 1107 u_char *buf; 1108}; 1109 1110struct l_dvd_layer { 1111 u_char book_version:4; 1112 u_char book_type:4; 1113 u_char min_rate:4; 1114 u_char disc_size:4; 1115 u_char layer_type:4; 1116 u_char track_path:1; 1117 u_char nlayers:2; 1118 u_char track_density:4; 1119 u_char linear_density:4; 1120 u_char bca:1; 1121 u_int32_t start_sector; 1122 u_int32_t end_sector; 1123 u_int32_t end_sector_l0; 1124}; 1125 1126struct l_dvd_physical { 1127 u_char type; 1128 u_char layer_num; 1129 struct l_dvd_layer layer[4]; 1130}; 1131 1132struct l_dvd_copyright { 1133 u_char type; 1134 u_char layer_num; 1135 u_char cpst; 1136 u_char rmi; 1137}; 1138 1139struct l_dvd_disckey { 1140 u_char type; 1141 l_uint agid:2; 1142 u_char value[2048]; 1143}; 1144 1145struct l_dvd_bca { 1146 u_char type; 1147 l_int len; 1148 u_char value[188]; 1149}; 1150 1151struct l_dvd_manufact { 1152 u_char type; 1153 u_char layer_num; 1154 l_int len; 1155 u_char value[2048]; 1156}; 1157 1158typedef union { 1159 u_char type; 1160 struct l_dvd_physical physical; 1161 struct l_dvd_copyright copyright; 1162 struct l_dvd_disckey disckey; 1163 struct l_dvd_bca bca; 1164 struct l_dvd_manufact manufact; 1165} l_dvd_struct; 1166 1167typedef u_char l_dvd_key[5]; 1168typedef u_char l_dvd_challenge[10]; 1169 1170struct l_dvd_lu_send_agid { 1171 u_char type; 1172 l_uint agid:2; 1173}; 1174 1175struct l_dvd_host_send_challenge { 1176 u_char type; 1177 l_uint agid:2; 1178 l_dvd_challenge chal; 1179}; 1180 1181struct l_dvd_send_key { 1182 u_char type; 1183 l_uint agid:2; 1184 l_dvd_key key; 1185}; 1186 1187struct l_dvd_lu_send_challenge { 1188 u_char type; 1189 l_uint agid:2; 1190 l_dvd_challenge chal; 1191}; 1192 1193struct l_dvd_lu_send_title_key { 1194 u_char type; 1195 l_uint agid:2; 1196 l_dvd_key title_key; 1197 l_int lba; 1198 l_uint cpm:1; 1199 l_uint cp_sec:1; 1200 l_uint cgms:2; 1201}; 1202 1203struct l_dvd_lu_send_asf { 1204 u_char type; 1205 l_uint agid:2; 1206 l_uint asf:1; 1207}; 1208 1209struct l_dvd_host_send_rpcstate { 1210 u_char type; 1211 u_char pdrc; 1212}; 1213 1214struct l_dvd_lu_send_rpcstate { 1215 u_char type:2; 1216 u_char vra:3; 1217 u_char ucca:3; 1218 u_char region_mask; 1219 u_char rpc_scheme; 1220}; 1221 1222typedef union { 1223 u_char type; 1224 struct l_dvd_lu_send_agid lsa; 1225 struct l_dvd_host_send_challenge hsc; 1226 struct l_dvd_send_key lsk; 1227 struct l_dvd_lu_send_challenge lsc; 1228 struct l_dvd_send_key hsk; 1229 struct l_dvd_lu_send_title_key lstk; 1230 struct l_dvd_lu_send_asf lsasf; 1231 struct l_dvd_host_send_rpcstate hrpcs; 1232 struct l_dvd_lu_send_rpcstate lrpcs; 1233} l_dvd_authinfo; 1234 1235static void 1236bsd_to_linux_msf_lba(u_char af, union msf_lba *bp, union linux_cdrom_addr *lp) 1237{ 1238 if (af == CD_LBA_FORMAT) 1239 lp->lba = bp->lba; 1240 else { 1241 lp->msf.minute = bp->msf.minute; 1242 lp->msf.second = bp->msf.second; 1243 lp->msf.frame = bp->msf.frame; 1244 } 1245} 1246 1247static void 1248set_linux_cdrom_addr(union linux_cdrom_addr *addr, int format, int lba) 1249{ 1250 if (format == LINUX_CDROM_MSF) { 1251 addr->msf.frame = lba % 75; 1252 lba /= 75; 1253 lba += 2; 1254 addr->msf.second = lba % 60; 1255 addr->msf.minute = lba / 60; 1256 } else 1257 addr->lba = lba; 1258} 1259 1260static int 1261linux_to_bsd_dvd_struct(l_dvd_struct *lp, struct dvd_struct *bp) 1262{ 1263 bp->format = lp->type; 1264 switch (bp->format) { 1265 case DVD_STRUCT_PHYSICAL: 1266 if (bp->layer_num >= 4) 1267 return (EINVAL); 1268 bp->layer_num = lp->physical.layer_num; 1269 break; 1270 case DVD_STRUCT_COPYRIGHT: 1271 bp->layer_num = lp->copyright.layer_num; 1272 break; 1273 case DVD_STRUCT_DISCKEY: 1274 bp->agid = lp->disckey.agid; 1275 break; 1276 case DVD_STRUCT_BCA: 1277 case DVD_STRUCT_MANUFACT: 1278 break; 1279 default: 1280 return (EINVAL); 1281 } 1282 return (0); 1283} 1284 1285static int 1286bsd_to_linux_dvd_struct(struct dvd_struct *bp, l_dvd_struct *lp) 1287{ 1288 switch (bp->format) { 1289 case DVD_STRUCT_PHYSICAL: { 1290 struct dvd_layer *blp = (struct dvd_layer *)bp->data; 1291 struct l_dvd_layer *llp = &lp->physical.layer[bp->layer_num]; 1292 memset(llp, 0, sizeof(*llp)); 1293 llp->book_version = blp->book_version; 1294 llp->book_type = blp->book_type; 1295 llp->min_rate = blp->max_rate; 1296 llp->disc_size = blp->disc_size; 1297 llp->layer_type = blp->layer_type; 1298 llp->track_path = blp->track_path; 1299 llp->nlayers = blp->nlayers; 1300 llp->track_density = blp->track_density; 1301 llp->linear_density = blp->linear_density; 1302 llp->bca = blp->bca; 1303 llp->start_sector = blp->start_sector; 1304 llp->end_sector = blp->end_sector; 1305 llp->end_sector_l0 = blp->end_sector_l0; 1306 break; 1307 } 1308 case DVD_STRUCT_COPYRIGHT: 1309 lp->copyright.cpst = bp->cpst; 1310 lp->copyright.rmi = bp->rmi; 1311 break; 1312 case DVD_STRUCT_DISCKEY: 1313 memcpy(lp->disckey.value, bp->data, sizeof(lp->disckey.value)); 1314 break; 1315 case DVD_STRUCT_BCA: 1316 lp->bca.len = bp->length; 1317 memcpy(lp->bca.value, bp->data, sizeof(lp->bca.value)); 1318 break; 1319 case DVD_STRUCT_MANUFACT: 1320 lp->manufact.len = bp->length; 1321 memcpy(lp->manufact.value, bp->data, 1322 sizeof(lp->manufact.value)); 1323 /* lp->manufact.layer_num is unused in linux (redhat 7.0) */ 1324 break; 1325 default: 1326 return (EINVAL); 1327 } 1328 return (0); 1329} 1330 1331static int 1332linux_to_bsd_dvd_authinfo(l_dvd_authinfo *lp, int *bcode, 1333 struct dvd_authinfo *bp) 1334{ 1335 switch (lp->type) { 1336 case LINUX_DVD_LU_SEND_AGID: 1337 *bcode = DVDIOCREPORTKEY; 1338 bp->format = DVD_REPORT_AGID; 1339 bp->agid = lp->lsa.agid; 1340 break; 1341 case LINUX_DVD_HOST_SEND_CHALLENGE: 1342 *bcode = DVDIOCSENDKEY; 1343 bp->format = DVD_SEND_CHALLENGE; 1344 bp->agid = lp->hsc.agid; 1345 memcpy(bp->keychal, lp->hsc.chal, 10); 1346 break; 1347 case LINUX_DVD_LU_SEND_KEY1: 1348 *bcode = DVDIOCREPORTKEY; 1349 bp->format = DVD_REPORT_KEY1; 1350 bp->agid = lp->lsk.agid; 1351 break; 1352 case LINUX_DVD_LU_SEND_CHALLENGE: 1353 *bcode = DVDIOCREPORTKEY; 1354 bp->format = DVD_REPORT_CHALLENGE; 1355 bp->agid = lp->lsc.agid; 1356 break; 1357 case LINUX_DVD_HOST_SEND_KEY2: 1358 *bcode = DVDIOCSENDKEY; 1359 bp->format = DVD_SEND_KEY2; 1360 bp->agid = lp->hsk.agid; 1361 memcpy(bp->keychal, lp->hsk.key, 5); 1362 break; 1363 case LINUX_DVD_LU_SEND_TITLE_KEY: 1364 *bcode = DVDIOCREPORTKEY; 1365 bp->format = DVD_REPORT_TITLE_KEY; 1366 bp->agid = lp->lstk.agid; 1367 bp->lba = lp->lstk.lba; 1368 break; 1369 case LINUX_DVD_LU_SEND_ASF: 1370 *bcode = DVDIOCREPORTKEY; 1371 bp->format = DVD_REPORT_ASF; 1372 bp->agid = lp->lsasf.agid; 1373 break; 1374 case LINUX_DVD_INVALIDATE_AGID: 1375 *bcode = DVDIOCREPORTKEY; 1376 bp->format = DVD_INVALIDATE_AGID; 1377 bp->agid = lp->lsa.agid; 1378 break; 1379 case LINUX_DVD_LU_SEND_RPC_STATE: 1380 *bcode = DVDIOCREPORTKEY; 1381 bp->format = DVD_REPORT_RPC; 1382 break; 1383 case LINUX_DVD_HOST_SEND_RPC_STATE: 1384 *bcode = DVDIOCSENDKEY; 1385 bp->format = DVD_SEND_RPC; 1386 bp->region = lp->hrpcs.pdrc; 1387 break; 1388 default: 1389 return (EINVAL); 1390 } 1391 return (0); 1392} 1393 1394static int 1395bsd_to_linux_dvd_authinfo(struct dvd_authinfo *bp, l_dvd_authinfo *lp) 1396{ 1397 switch (lp->type) { 1398 case LINUX_DVD_LU_SEND_AGID: 1399 lp->lsa.agid = bp->agid; 1400 break; 1401 case LINUX_DVD_HOST_SEND_CHALLENGE: 1402 lp->type = LINUX_DVD_LU_SEND_KEY1; 1403 break; 1404 case LINUX_DVD_LU_SEND_KEY1: 1405 memcpy(lp->lsk.key, bp->keychal, sizeof(lp->lsk.key)); 1406 break; 1407 case LINUX_DVD_LU_SEND_CHALLENGE: 1408 memcpy(lp->lsc.chal, bp->keychal, sizeof(lp->lsc.chal)); 1409 break; 1410 case LINUX_DVD_HOST_SEND_KEY2: 1411 lp->type = LINUX_DVD_AUTH_ESTABLISHED; 1412 break; 1413 case LINUX_DVD_LU_SEND_TITLE_KEY: 1414 memcpy(lp->lstk.title_key, bp->keychal, 1415 sizeof(lp->lstk.title_key)); 1416 lp->lstk.cpm = bp->cpm; 1417 lp->lstk.cp_sec = bp->cp_sec; 1418 lp->lstk.cgms = bp->cgms; 1419 break; 1420 case LINUX_DVD_LU_SEND_ASF: 1421 lp->lsasf.asf = bp->asf; 1422 break; 1423 case LINUX_DVD_INVALIDATE_AGID: 1424 break; 1425 case LINUX_DVD_LU_SEND_RPC_STATE: 1426 lp->lrpcs.type = bp->reg_type; 1427 lp->lrpcs.vra = bp->vend_rsts; 1428 lp->lrpcs.ucca = bp->user_rsts; 1429 lp->lrpcs.region_mask = bp->region; 1430 lp->lrpcs.rpc_scheme = bp->rpc_scheme; 1431 break; 1432 case LINUX_DVD_HOST_SEND_RPC_STATE: 1433 break; 1434 default: 1435 return (EINVAL); 1436 } 1437 return (0); 1438} 1439 1440static int 1441linux_ioctl_cdrom(struct thread *td, struct linux_ioctl_args *args) 1442{ 1443 struct file *fp; 1444 int error; 1445 1446 if ((error = fget(td, args->fd, CAP_IOCTL, &fp)) != 0) 1447 return (error); 1448 switch (args->cmd & 0xffff) { 1449 1450 case LINUX_CDROMPAUSE: 1451 args->cmd = CDIOCPAUSE; 1452 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1453 break; 1454 1455 case LINUX_CDROMRESUME: 1456 args->cmd = CDIOCRESUME; 1457 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1458 break; 1459 1460 case LINUX_CDROMPLAYMSF: 1461 args->cmd = CDIOCPLAYMSF; 1462 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1463 break; 1464 1465 case LINUX_CDROMPLAYTRKIND: 1466 args->cmd = CDIOCPLAYTRACKS; 1467 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1468 break; 1469 1470 case LINUX_CDROMREADTOCHDR: { 1471 struct ioc_toc_header th; 1472 struct linux_cdrom_tochdr lth; 1473 error = fo_ioctl(fp, CDIOREADTOCHEADER, (caddr_t)&th, 1474 td->td_ucred, td); 1475 if (!error) { 1476 lth.cdth_trk0 = th.starting_track; 1477 lth.cdth_trk1 = th.ending_track; 1478 copyout(<h, (void *)args->arg, sizeof(lth)); 1479 } 1480 break; 1481 } 1482 1483 case LINUX_CDROMREADTOCENTRY: { 1484 struct linux_cdrom_tocentry lte; 1485 struct ioc_read_toc_single_entry irtse; 1486 1487 error = copyin((void *)args->arg, <e, sizeof(lte)); 1488 if (error) 1489 break; 1490 irtse.address_format = lte.cdte_format; 1491 irtse.track = lte.cdte_track; 1492 error = fo_ioctl(fp, CDIOREADTOCENTRY, (caddr_t)&irtse, 1493 td->td_ucred, td); 1494 if (!error) { 1495 lte.cdte_ctrl = irtse.entry.control; 1496 lte.cdte_adr = irtse.entry.addr_type; 1497 bsd_to_linux_msf_lba(irtse.address_format, 1498 &irtse.entry.addr, <e.cdte_addr); 1499 error = copyout(<e, (void *)args->arg, sizeof(lte)); 1500 } 1501 break; 1502 } 1503 1504 case LINUX_CDROMSTOP: 1505 args->cmd = CDIOCSTOP; 1506 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1507 break; 1508 1509 case LINUX_CDROMSTART: 1510 args->cmd = CDIOCSTART; 1511 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1512 break; 1513 1514 case LINUX_CDROMEJECT: 1515 args->cmd = CDIOCEJECT; 1516 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1517 break; 1518 1519 /* LINUX_CDROMVOLCTRL */ 1520 1521 case LINUX_CDROMSUBCHNL: { 1522 struct linux_cdrom_subchnl sc; 1523 struct ioc_read_subchannel bsdsc; 1524 struct cd_sub_channel_info bsdinfo; 1525 1526 bsdsc.address_format = CD_LBA_FORMAT; 1527 bsdsc.data_format = CD_CURRENT_POSITION; 1528 bsdsc.track = 0; 1529 bsdsc.data_len = sizeof(bsdinfo); 1530 bsdsc.data = &bsdinfo; 1531 error = fo_ioctl(fp, CDIOCREADSUBCHANNEL_SYSSPACE, 1532 (caddr_t)&bsdsc, td->td_ucred, td); 1533 if (error) 1534 break; 1535 error = copyin((void *)args->arg, &sc, sizeof(sc)); 1536 if (error) 1537 break; 1538 sc.cdsc_audiostatus = bsdinfo.header.audio_status; 1539 sc.cdsc_adr = bsdinfo.what.position.addr_type; 1540 sc.cdsc_ctrl = bsdinfo.what.position.control; 1541 sc.cdsc_trk = bsdinfo.what.position.track_number; 1542 sc.cdsc_ind = bsdinfo.what.position.index_number; 1543 set_linux_cdrom_addr(&sc.cdsc_absaddr, sc.cdsc_format, 1544 bsdinfo.what.position.absaddr.lba); 1545 set_linux_cdrom_addr(&sc.cdsc_reladdr, sc.cdsc_format, 1546 bsdinfo.what.position.reladdr.lba); 1547 error = copyout(&sc, (void *)args->arg, sizeof(sc)); 1548 break; 1549 } 1550 1551 /* LINUX_CDROMREADMODE2 */ 1552 /* LINUX_CDROMREADMODE1 */ 1553 /* LINUX_CDROMREADAUDIO */ 1554 /* LINUX_CDROMEJECT_SW */ 1555 /* LINUX_CDROMMULTISESSION */ 1556 /* LINUX_CDROM_GET_UPC */ 1557 1558 case LINUX_CDROMRESET: 1559 args->cmd = CDIOCRESET; 1560 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1561 break; 1562 1563 /* LINUX_CDROMVOLREAD */ 1564 /* LINUX_CDROMREADRAW */ 1565 /* LINUX_CDROMREADCOOKED */ 1566 /* LINUX_CDROMSEEK */ 1567 /* LINUX_CDROMPLAYBLK */ 1568 /* LINUX_CDROMREADALL */ 1569 /* LINUX_CDROMCLOSETRAY */ 1570 /* LINUX_CDROMLOADFROMSLOT */ 1571 /* LINUX_CDROMGETSPINDOWN */ 1572 /* LINUX_CDROMSETSPINDOWN */ 1573 /* LINUX_CDROM_SET_OPTIONS */ 1574 /* LINUX_CDROM_CLEAR_OPTIONS */ 1575 /* LINUX_CDROM_SELECT_SPEED */ 1576 /* LINUX_CDROM_SELECT_DISC */ 1577 /* LINUX_CDROM_MEDIA_CHANGED */ 1578 /* LINUX_CDROM_DRIVE_STATUS */ 1579 /* LINUX_CDROM_DISC_STATUS */ 1580 /* LINUX_CDROM_CHANGER_NSLOTS */ 1581 /* LINUX_CDROM_LOCKDOOR */ 1582 /* LINUX_CDROM_DEBUG */ 1583 /* LINUX_CDROM_GET_CAPABILITY */ 1584 /* LINUX_CDROMAUDIOBUFSIZ */ 1585 1586 case LINUX_DVD_READ_STRUCT: { 1587 l_dvd_struct *lds; 1588 struct dvd_struct *bds; 1589 1590 lds = malloc(sizeof(*lds), M_LINUX, M_WAITOK); 1591 bds = malloc(sizeof(*bds), M_LINUX, M_WAITOK); 1592 error = copyin((void *)args->arg, lds, sizeof(*lds)); 1593 if (error) 1594 goto out; 1595 error = linux_to_bsd_dvd_struct(lds, bds); 1596 if (error) 1597 goto out; 1598 error = fo_ioctl(fp, DVDIOCREADSTRUCTURE, (caddr_t)bds, 1599 td->td_ucred, td); 1600 if (error) 1601 goto out; 1602 error = bsd_to_linux_dvd_struct(bds, lds); 1603 if (error) 1604 goto out; 1605 error = copyout(lds, (void *)args->arg, sizeof(*lds)); 1606 out: 1607 free(bds, M_LINUX); 1608 free(lds, M_LINUX); 1609 break; 1610 } 1611 1612 /* LINUX_DVD_WRITE_STRUCT */ 1613 1614 case LINUX_DVD_AUTH: { 1615 l_dvd_authinfo lda; 1616 struct dvd_authinfo bda; 1617 int bcode; 1618 1619 error = copyin((void *)args->arg, &lda, sizeof(lda)); 1620 if (error) 1621 break; 1622 error = linux_to_bsd_dvd_authinfo(&lda, &bcode, &bda); 1623 if (error) 1624 break; 1625 error = fo_ioctl(fp, bcode, (caddr_t)&bda, td->td_ucred, 1626 td); 1627 if (error) { 1628 if (lda.type == LINUX_DVD_HOST_SEND_KEY2) { 1629 lda.type = LINUX_DVD_AUTH_FAILURE; 1630 copyout(&lda, (void *)args->arg, sizeof(lda)); 1631 } 1632 break; 1633 } 1634 error = bsd_to_linux_dvd_authinfo(&bda, &lda); 1635 if (error) 1636 break; 1637 error = copyout(&lda, (void *)args->arg, sizeof(lda)); 1638 break; 1639 } 1640 1641 case LINUX_SCSI_GET_BUS_NUMBER: 1642 case LINUX_SCSI_GET_IDLUN: 1643 error = linux_ioctl_sg(td, args); 1644 break; 1645 1646 /* LINUX_CDROM_SEND_PACKET */ 1647 /* LINUX_CDROM_NEXT_WRITABLE */ 1648 /* LINUX_CDROM_LAST_WRITTEN */ 1649 1650 default: 1651 error = ENOIOCTL; 1652 break; 1653 } 1654 1655 fdrop(fp, td); 1656 return (error); 1657} 1658 1659static int 1660linux_ioctl_vfat(struct thread *td, struct linux_ioctl_args *args) 1661{ 1662 1663 return (ENOTTY); 1664} 1665 1666/* 1667 * Sound related ioctls 1668 */ 1669 1670struct linux_mixer_info { 1671 char id[16]; 1672 char name[32]; 1673 int modify_counter; 1674 int fillers[10]; 1675}; 1676 1677struct linux_old_mixer_info { 1678 char id[16]; 1679 char name[32]; 1680}; 1681 1682static u_int32_t dirbits[4] = { IOC_VOID, IOC_IN, IOC_OUT, IOC_INOUT }; 1683 1684#define SETDIR(c) (((c) & ~IOC_DIRMASK) | dirbits[args->cmd >> 30]) 1685 1686static int 1687linux_ioctl_sound(struct thread *td, struct linux_ioctl_args *args) 1688{ 1689 1690 switch (args->cmd & 0xffff) { 1691 1692 case LINUX_SOUND_MIXER_WRITE_VOLUME: 1693 args->cmd = SETDIR(SOUND_MIXER_WRITE_VOLUME); 1694 return (sys_ioctl(td, (struct ioctl_args *)args)); 1695 1696 case LINUX_SOUND_MIXER_WRITE_BASS: 1697 args->cmd = SETDIR(SOUND_MIXER_WRITE_BASS); 1698 return (sys_ioctl(td, (struct ioctl_args *)args)); 1699 1700 case LINUX_SOUND_MIXER_WRITE_TREBLE: 1701 args->cmd = SETDIR(SOUND_MIXER_WRITE_TREBLE); 1702 return (sys_ioctl(td, (struct ioctl_args *)args)); 1703 1704 case LINUX_SOUND_MIXER_WRITE_SYNTH: 1705 args->cmd = SETDIR(SOUND_MIXER_WRITE_SYNTH); 1706 return (sys_ioctl(td, (struct ioctl_args *)args)); 1707 1708 case LINUX_SOUND_MIXER_WRITE_PCM: 1709 args->cmd = SETDIR(SOUND_MIXER_WRITE_PCM); 1710 return (sys_ioctl(td, (struct ioctl_args *)args)); 1711 1712 case LINUX_SOUND_MIXER_WRITE_SPEAKER: 1713 args->cmd = SETDIR(SOUND_MIXER_WRITE_SPEAKER); 1714 return (sys_ioctl(td, (struct ioctl_args *)args)); 1715 1716 case LINUX_SOUND_MIXER_WRITE_LINE: 1717 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE); 1718 return (sys_ioctl(td, (struct ioctl_args *)args)); 1719 1720 case LINUX_SOUND_MIXER_WRITE_MIC: 1721 args->cmd = SETDIR(SOUND_MIXER_WRITE_MIC); 1722 return (sys_ioctl(td, (struct ioctl_args *)args)); 1723 1724 case LINUX_SOUND_MIXER_WRITE_CD: 1725 args->cmd = SETDIR(SOUND_MIXER_WRITE_CD); 1726 return (sys_ioctl(td, (struct ioctl_args *)args)); 1727 1728 case LINUX_SOUND_MIXER_WRITE_IMIX: 1729 args->cmd = SETDIR(SOUND_MIXER_WRITE_IMIX); 1730 return (sys_ioctl(td, (struct ioctl_args *)args)); 1731 1732 case LINUX_SOUND_MIXER_WRITE_ALTPCM: 1733 args->cmd = SETDIR(SOUND_MIXER_WRITE_ALTPCM); 1734 return (sys_ioctl(td, (struct ioctl_args *)args)); 1735 1736 case LINUX_SOUND_MIXER_WRITE_RECLEV: 1737 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECLEV); 1738 return (sys_ioctl(td, (struct ioctl_args *)args)); 1739 1740 case LINUX_SOUND_MIXER_WRITE_IGAIN: 1741 args->cmd = SETDIR(SOUND_MIXER_WRITE_IGAIN); 1742 return (sys_ioctl(td, (struct ioctl_args *)args)); 1743 1744 case LINUX_SOUND_MIXER_WRITE_OGAIN: 1745 args->cmd = SETDIR(SOUND_MIXER_WRITE_OGAIN); 1746 return (sys_ioctl(td, (struct ioctl_args *)args)); 1747 1748 case LINUX_SOUND_MIXER_WRITE_LINE1: 1749 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE1); 1750 return (sys_ioctl(td, (struct ioctl_args *)args)); 1751 1752 case LINUX_SOUND_MIXER_WRITE_LINE2: 1753 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE2); 1754 return (sys_ioctl(td, (struct ioctl_args *)args)); 1755 1756 case LINUX_SOUND_MIXER_WRITE_LINE3: 1757 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE3); 1758 return (sys_ioctl(td, (struct ioctl_args *)args)); 1759 1760 case LINUX_SOUND_MIXER_INFO: { 1761 /* Key on encoded length */ 1762 switch ((args->cmd >> 16) & 0x1fff) { 1763 case 0x005c: { /* SOUND_MIXER_INFO */ 1764 struct linux_mixer_info info; 1765 bzero(&info, sizeof(info)); 1766 strncpy(info.id, "OSS", sizeof(info.id) - 1); 1767 strncpy(info.name, "FreeBSD OSS Mixer", sizeof(info.name) - 1); 1768 copyout(&info, (void *)args->arg, sizeof(info)); 1769 return (0); 1770 } 1771 case 0x0030: { /* SOUND_OLD_MIXER_INFO */ 1772 struct linux_old_mixer_info info; 1773 bzero(&info, sizeof(info)); 1774 strncpy(info.id, "OSS", sizeof(info.id) - 1); 1775 strncpy(info.name, "FreeBSD OSS Mixer", sizeof(info.name) - 1); 1776 copyout(&info, (void *)args->arg, sizeof(info)); 1777 return (0); 1778 } 1779 default: 1780 return (ENOIOCTL); 1781 } 1782 break; 1783 } 1784 1785 case LINUX_OSS_GETVERSION: { 1786 int version = linux_get_oss_version(td); 1787 return (copyout(&version, (void *)args->arg, sizeof(int))); 1788 } 1789 1790 case LINUX_SOUND_MIXER_READ_STEREODEVS: 1791 args->cmd = SOUND_MIXER_READ_STEREODEVS; 1792 return (sys_ioctl(td, (struct ioctl_args *)args)); 1793 1794 case LINUX_SOUND_MIXER_READ_CAPS: 1795 args->cmd = SOUND_MIXER_READ_CAPS; 1796 return (sys_ioctl(td, (struct ioctl_args *)args)); 1797 1798 case LINUX_SOUND_MIXER_READ_RECMASK: 1799 args->cmd = SOUND_MIXER_READ_RECMASK; 1800 return (sys_ioctl(td, (struct ioctl_args *)args)); 1801 1802 case LINUX_SOUND_MIXER_READ_DEVMASK: 1803 args->cmd = SOUND_MIXER_READ_DEVMASK; 1804 return (sys_ioctl(td, (struct ioctl_args *)args)); 1805 1806 case LINUX_SOUND_MIXER_WRITE_RECSRC: 1807 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECSRC); 1808 return (sys_ioctl(td, (struct ioctl_args *)args)); 1809 1810 case LINUX_SNDCTL_DSP_RESET: 1811 args->cmd = SNDCTL_DSP_RESET; 1812 return (sys_ioctl(td, (struct ioctl_args *)args)); 1813 1814 case LINUX_SNDCTL_DSP_SYNC: 1815 args->cmd = SNDCTL_DSP_SYNC; 1816 return (sys_ioctl(td, (struct ioctl_args *)args)); 1817 1818 case LINUX_SNDCTL_DSP_SPEED: 1819 args->cmd = SNDCTL_DSP_SPEED; 1820 return (sys_ioctl(td, (struct ioctl_args *)args)); 1821 1822 case LINUX_SNDCTL_DSP_STEREO: 1823 args->cmd = SNDCTL_DSP_STEREO; 1824 return (sys_ioctl(td, (struct ioctl_args *)args)); 1825 1826 case LINUX_SNDCTL_DSP_GETBLKSIZE: /* LINUX_SNDCTL_DSP_SETBLKSIZE */ 1827 args->cmd = SNDCTL_DSP_GETBLKSIZE; 1828 return (sys_ioctl(td, (struct ioctl_args *)args)); 1829 1830 case LINUX_SNDCTL_DSP_SETFMT: 1831 args->cmd = SNDCTL_DSP_SETFMT; 1832 return (sys_ioctl(td, (struct ioctl_args *)args)); 1833 1834 case LINUX_SOUND_PCM_WRITE_CHANNELS: 1835 args->cmd = SOUND_PCM_WRITE_CHANNELS; 1836 return (sys_ioctl(td, (struct ioctl_args *)args)); 1837 1838 case LINUX_SOUND_PCM_WRITE_FILTER: 1839 args->cmd = SOUND_PCM_WRITE_FILTER; 1840 return (sys_ioctl(td, (struct ioctl_args *)args)); 1841 1842 case LINUX_SNDCTL_DSP_POST: 1843 args->cmd = SNDCTL_DSP_POST; 1844 return (sys_ioctl(td, (struct ioctl_args *)args)); 1845 1846 case LINUX_SNDCTL_DSP_SUBDIVIDE: 1847 args->cmd = SNDCTL_DSP_SUBDIVIDE; 1848 return (sys_ioctl(td, (struct ioctl_args *)args)); 1849 1850 case LINUX_SNDCTL_DSP_SETFRAGMENT: 1851 args->cmd = SNDCTL_DSP_SETFRAGMENT; 1852 return (sys_ioctl(td, (struct ioctl_args *)args)); 1853 1854 case LINUX_SNDCTL_DSP_GETFMTS: 1855 args->cmd = SNDCTL_DSP_GETFMTS; 1856 return (sys_ioctl(td, (struct ioctl_args *)args)); 1857 1858 case LINUX_SNDCTL_DSP_GETOSPACE: 1859 args->cmd = SNDCTL_DSP_GETOSPACE; 1860 return (sys_ioctl(td, (struct ioctl_args *)args)); 1861 1862 case LINUX_SNDCTL_DSP_GETISPACE: 1863 args->cmd = SNDCTL_DSP_GETISPACE; 1864 return (sys_ioctl(td, (struct ioctl_args *)args)); 1865 1866 case LINUX_SNDCTL_DSP_NONBLOCK: 1867 args->cmd = SNDCTL_DSP_NONBLOCK; 1868 return (sys_ioctl(td, (struct ioctl_args *)args)); 1869 1870 case LINUX_SNDCTL_DSP_GETCAPS: 1871 args->cmd = SNDCTL_DSP_GETCAPS; 1872 return (sys_ioctl(td, (struct ioctl_args *)args)); 1873 1874 case LINUX_SNDCTL_DSP_SETTRIGGER: /* LINUX_SNDCTL_GETTRIGGER */ 1875 args->cmd = SNDCTL_DSP_SETTRIGGER; 1876 return (sys_ioctl(td, (struct ioctl_args *)args)); 1877 1878 case LINUX_SNDCTL_DSP_GETIPTR: 1879 args->cmd = SNDCTL_DSP_GETIPTR; 1880 return (sys_ioctl(td, (struct ioctl_args *)args)); 1881 1882 case LINUX_SNDCTL_DSP_GETOPTR: 1883 args->cmd = SNDCTL_DSP_GETOPTR; 1884 return (sys_ioctl(td, (struct ioctl_args *)args)); 1885 1886 case LINUX_SNDCTL_DSP_SETDUPLEX: 1887 args->cmd = SNDCTL_DSP_SETDUPLEX; 1888 return (sys_ioctl(td, (struct ioctl_args *)args)); 1889 1890 case LINUX_SNDCTL_DSP_GETODELAY: 1891 args->cmd = SNDCTL_DSP_GETODELAY; 1892 return (sys_ioctl(td, (struct ioctl_args *)args)); 1893 1894 case LINUX_SNDCTL_SEQ_RESET: 1895 args->cmd = SNDCTL_SEQ_RESET; 1896 return (sys_ioctl(td, (struct ioctl_args *)args)); 1897 1898 case LINUX_SNDCTL_SEQ_SYNC: 1899 args->cmd = SNDCTL_SEQ_SYNC; 1900 return (sys_ioctl(td, (struct ioctl_args *)args)); 1901 1902 case LINUX_SNDCTL_SYNTH_INFO: 1903 args->cmd = SNDCTL_SYNTH_INFO; 1904 return (sys_ioctl(td, (struct ioctl_args *)args)); 1905 1906 case LINUX_SNDCTL_SEQ_CTRLRATE: 1907 args->cmd = SNDCTL_SEQ_CTRLRATE; 1908 return (sys_ioctl(td, (struct ioctl_args *)args)); 1909 1910 case LINUX_SNDCTL_SEQ_GETOUTCOUNT: 1911 args->cmd = SNDCTL_SEQ_GETOUTCOUNT; 1912 return (sys_ioctl(td, (struct ioctl_args *)args)); 1913 1914 case LINUX_SNDCTL_SEQ_GETINCOUNT: 1915 args->cmd = SNDCTL_SEQ_GETINCOUNT; 1916 return (sys_ioctl(td, (struct ioctl_args *)args)); 1917 1918 case LINUX_SNDCTL_SEQ_PERCMODE: 1919 args->cmd = SNDCTL_SEQ_PERCMODE; 1920 return (sys_ioctl(td, (struct ioctl_args *)args)); 1921 1922 case LINUX_SNDCTL_FM_LOAD_INSTR: 1923 args->cmd = SNDCTL_FM_LOAD_INSTR; 1924 return (sys_ioctl(td, (struct ioctl_args *)args)); 1925 1926 case LINUX_SNDCTL_SEQ_TESTMIDI: 1927 args->cmd = SNDCTL_SEQ_TESTMIDI; 1928 return (sys_ioctl(td, (struct ioctl_args *)args)); 1929 1930 case LINUX_SNDCTL_SEQ_RESETSAMPLES: 1931 args->cmd = SNDCTL_SEQ_RESETSAMPLES; 1932 return (sys_ioctl(td, (struct ioctl_args *)args)); 1933 1934 case LINUX_SNDCTL_SEQ_NRSYNTHS: 1935 args->cmd = SNDCTL_SEQ_NRSYNTHS; 1936 return (sys_ioctl(td, (struct ioctl_args *)args)); 1937 1938 case LINUX_SNDCTL_SEQ_NRMIDIS: 1939 args->cmd = SNDCTL_SEQ_NRMIDIS; 1940 return (sys_ioctl(td, (struct ioctl_args *)args)); 1941 1942 case LINUX_SNDCTL_MIDI_INFO: 1943 args->cmd = SNDCTL_MIDI_INFO; 1944 return (sys_ioctl(td, (struct ioctl_args *)args)); 1945 1946 case LINUX_SNDCTL_SEQ_TRESHOLD: 1947 args->cmd = SNDCTL_SEQ_TRESHOLD; 1948 return (sys_ioctl(td, (struct ioctl_args *)args)); 1949 1950 case LINUX_SNDCTL_SYNTH_MEMAVL: 1951 args->cmd = SNDCTL_SYNTH_MEMAVL; 1952 return (sys_ioctl(td, (struct ioctl_args *)args)); 1953 1954 } 1955 1956 return (ENOIOCTL); 1957} 1958 1959/* 1960 * Console related ioctls 1961 */ 1962 1963#define ISSIGVALID(sig) ((sig) > 0 && (sig) < NSIG) 1964 1965static int 1966linux_ioctl_console(struct thread *td, struct linux_ioctl_args *args) 1967{ 1968 struct file *fp; 1969 int error; 1970 1971 if ((error = fget(td, args->fd, CAP_IOCTL, &fp)) != 0) 1972 return (error); 1973 switch (args->cmd & 0xffff) { 1974 1975 case LINUX_KIOCSOUND: 1976 args->cmd = KIOCSOUND; 1977 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1978 break; 1979 1980 case LINUX_KDMKTONE: 1981 args->cmd = KDMKTONE; 1982 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1983 break; 1984 1985 case LINUX_KDGETLED: 1986 args->cmd = KDGETLED; 1987 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1988 break; 1989 1990 case LINUX_KDSETLED: 1991 args->cmd = KDSETLED; 1992 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1993 break; 1994 1995 case LINUX_KDSETMODE: 1996 args->cmd = KDSETMODE; 1997 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1998 break; 1999 2000 case LINUX_KDGETMODE: 2001 args->cmd = KDGETMODE; 2002 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2003 break; 2004 2005 case LINUX_KDGKBMODE: 2006 args->cmd = KDGKBMODE; 2007 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2008 break; 2009 2010 case LINUX_KDSKBMODE: { 2011 int kbdmode; 2012 switch (args->arg) { 2013 case LINUX_KBD_RAW: 2014 kbdmode = K_RAW; 2015 break; 2016 case LINUX_KBD_XLATE: 2017 kbdmode = K_XLATE; 2018 break; 2019 case LINUX_KBD_MEDIUMRAW: 2020 kbdmode = K_RAW; 2021 break; 2022 default: 2023 fdrop(fp, td); 2024 return (EINVAL); 2025 } 2026 error = (fo_ioctl(fp, KDSKBMODE, (caddr_t)&kbdmode, 2027 td->td_ucred, td)); 2028 break; 2029 } 2030 2031 case LINUX_VT_OPENQRY: 2032 args->cmd = VT_OPENQRY; 2033 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2034 break; 2035 2036 case LINUX_VT_GETMODE: 2037 args->cmd = VT_GETMODE; 2038 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2039 break; 2040 2041 case LINUX_VT_SETMODE: { 2042 struct vt_mode mode; 2043 if ((error = copyin((void *)args->arg, &mode, sizeof(mode)))) 2044 break; 2045 if (!ISSIGVALID(mode.frsig) && ISSIGVALID(mode.acqsig)) 2046 mode.frsig = mode.acqsig; 2047 if ((error = copyout(&mode, (void *)args->arg, sizeof(mode)))) 2048 break; 2049 args->cmd = VT_SETMODE; 2050 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2051 break; 2052 } 2053 2054 case LINUX_VT_GETSTATE: 2055 args->cmd = VT_GETACTIVE; 2056 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2057 break; 2058 2059 case LINUX_VT_RELDISP: 2060 args->cmd = VT_RELDISP; 2061 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2062 break; 2063 2064 case LINUX_VT_ACTIVATE: 2065 args->cmd = VT_ACTIVATE; 2066 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2067 break; 2068 2069 case LINUX_VT_WAITACTIVE: 2070 args->cmd = VT_WAITACTIVE; 2071 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2072 break; 2073 2074 default: 2075 error = ENOIOCTL; 2076 break; 2077 } 2078 2079 fdrop(fp, td); 2080 return (error); 2081} 2082 2083/* 2084 * Criteria for interface name translation 2085 */ 2086#define IFP_IS_ETH(ifp) (ifp->if_type == IFT_ETHER) 2087 2088/* 2089 * Interface function used by linprocfs (at the time of writing). It's not 2090 * used by the Linuxulator itself. 2091 */ 2092int 2093linux_ifname(struct ifnet *ifp, char *buffer, size_t buflen) 2094{ 2095 struct ifnet *ifscan; 2096 int ethno; 2097 2098 IFNET_RLOCK_ASSERT(); 2099 2100 /* Short-circuit non ethernet interfaces */ 2101 if (!IFP_IS_ETH(ifp)) 2102 return (strlcpy(buffer, ifp->if_xname, buflen)); 2103 2104 /* Determine the (relative) unit number for ethernet interfaces */ 2105 ethno = 0; 2106 TAILQ_FOREACH(ifscan, &V_ifnet, if_link) { 2107 if (ifscan == ifp) 2108 return (snprintf(buffer, buflen, "eth%d", ethno)); 2109 if (IFP_IS_ETH(ifscan)) 2110 ethno++; 2111 } 2112 2113 return (0); 2114} 2115 2116/* 2117 * Translate a Linux interface name to a FreeBSD interface name, 2118 * and return the associated ifnet structure 2119 * bsdname and lxname need to be least IFNAMSIZ bytes long, but 2120 * can point to the same buffer. 2121 */ 2122 2123static struct ifnet * 2124ifname_linux_to_bsd(struct thread *td, const char *lxname, char *bsdname) 2125{ 2126 struct ifnet *ifp; 2127 int len, unit; 2128 char *ep; 2129 int is_eth, index; 2130 2131 for (len = 0; len < LINUX_IFNAMSIZ; ++len) 2132 if (!isalpha(lxname[len])) 2133 break; 2134 if (len == 0 || len == LINUX_IFNAMSIZ) 2135 return (NULL); 2136 unit = (int)strtoul(lxname + len, &ep, 10); 2137 if (ep == NULL || ep == lxname + len || ep >= lxname + LINUX_IFNAMSIZ) 2138 return (NULL); 2139 index = 0; 2140 is_eth = (len == 3 && !strncmp(lxname, "eth", len)) ? 1 : 0; 2141 CURVNET_SET(TD_TO_VNET(td)); 2142 IFNET_RLOCK(); 2143 TAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2144 /* 2145 * Allow Linux programs to use FreeBSD names. Don't presume 2146 * we never have an interface named "eth", so don't make 2147 * the test optional based on is_eth. 2148 */ 2149 if (strncmp(ifp->if_xname, lxname, LINUX_IFNAMSIZ) == 0) 2150 break; 2151 if (is_eth && IFP_IS_ETH(ifp) && unit == index++) 2152 break; 2153 } 2154 IFNET_RUNLOCK(); 2155 CURVNET_RESTORE(); 2156 if (ifp != NULL) 2157 strlcpy(bsdname, ifp->if_xname, IFNAMSIZ); 2158 return (ifp); 2159} 2160 2161/* 2162 * Implement the SIOCGIFCONF ioctl 2163 */ 2164 2165static int 2166linux_ifconf(struct thread *td, struct ifconf *uifc) 2167{ 2168#ifdef COMPAT_LINUX32 2169 struct l_ifconf ifc; 2170#else 2171 struct ifconf ifc; 2172#endif 2173 struct l_ifreq ifr; 2174 struct ifnet *ifp; 2175 struct ifaddr *ifa; 2176 struct sbuf *sb; 2177 int error, ethno, full = 0, valid_len, max_len; 2178 2179 error = copyin(uifc, &ifc, sizeof(ifc)); 2180 if (error != 0) 2181 return (error); 2182 2183 max_len = MAXPHYS - 1; 2184 2185 CURVNET_SET(TD_TO_VNET(td)); 2186 /* handle the 'request buffer size' case */ 2187 if ((l_uintptr_t)ifc.ifc_buf == PTROUT(NULL)) { 2188 ifc.ifc_len = 0; 2189 IFNET_RLOCK(); 2190 TAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2191 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2192 struct sockaddr *sa = ifa->ifa_addr; 2193 if (sa->sa_family == AF_INET) 2194 ifc.ifc_len += sizeof(ifr); 2195 } 2196 } 2197 IFNET_RUNLOCK(); 2198 error = copyout(&ifc, uifc, sizeof(ifc)); 2199 CURVNET_RESTORE(); 2200 return (error); 2201 } 2202 2203 if (ifc.ifc_len <= 0) { 2204 CURVNET_RESTORE(); 2205 return (EINVAL); 2206 } 2207 2208again: 2209 /* Keep track of eth interfaces */ 2210 ethno = 0; 2211 if (ifc.ifc_len <= max_len) { 2212 max_len = ifc.ifc_len; 2213 full = 1; 2214 } 2215 sb = sbuf_new(NULL, NULL, max_len + 1, SBUF_FIXEDLEN); 2216 max_len = 0; 2217 valid_len = 0; 2218 2219 /* Return all AF_INET addresses of all interfaces */ 2220 IFNET_RLOCK(); 2221 TAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2222 int addrs = 0; 2223 2224 bzero(&ifr, sizeof(ifr)); 2225 if (IFP_IS_ETH(ifp)) 2226 snprintf(ifr.ifr_name, LINUX_IFNAMSIZ, "eth%d", 2227 ethno++); 2228 else 2229 strlcpy(ifr.ifr_name, ifp->if_xname, LINUX_IFNAMSIZ); 2230 2231 /* Walk the address list */ 2232 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2233 struct sockaddr *sa = ifa->ifa_addr; 2234 2235 if (sa->sa_family == AF_INET) { 2236 ifr.ifr_addr.sa_family = LINUX_AF_INET; 2237 memcpy(ifr.ifr_addr.sa_data, sa->sa_data, 2238 sizeof(ifr.ifr_addr.sa_data)); 2239 sbuf_bcat(sb, &ifr, sizeof(ifr)); 2240 max_len += sizeof(ifr); 2241 addrs++; 2242 } 2243 2244 if (sbuf_error(sb) == 0) 2245 valid_len = sbuf_len(sb); 2246 } 2247 if (addrs == 0) { 2248 bzero((caddr_t)&ifr.ifr_addr, sizeof(ifr.ifr_addr)); 2249 sbuf_bcat(sb, &ifr, sizeof(ifr)); 2250 max_len += sizeof(ifr); 2251 2252 if (sbuf_error(sb) == 0) 2253 valid_len = sbuf_len(sb); 2254 } 2255 } 2256 IFNET_RUNLOCK(); 2257 2258 if (valid_len != max_len && !full) { 2259 sbuf_delete(sb); 2260 goto again; 2261 } 2262 2263 ifc.ifc_len = valid_len; 2264 sbuf_finish(sb); 2265 error = copyout(sbuf_data(sb), PTRIN(ifc.ifc_buf), ifc.ifc_len); 2266 if (error == 0) 2267 error = copyout(&ifc, uifc, sizeof(ifc)); 2268 sbuf_delete(sb); 2269 CURVNET_RESTORE(); 2270 2271 return (error); 2272} 2273 2274static int 2275linux_gifflags(struct thread *td, struct ifnet *ifp, struct l_ifreq *ifr) 2276{ 2277 l_short flags; 2278 2279 flags = (ifp->if_flags | ifp->if_drv_flags) & 0xffff; 2280 /* these flags have no Linux equivalent */ 2281 flags &= ~(IFF_SMART|IFF_DRV_OACTIVE|IFF_SIMPLEX| 2282 IFF_LINK0|IFF_LINK1|IFF_LINK2); 2283 /* Linux' multicast flag is in a different bit */ 2284 if (flags & IFF_MULTICAST) { 2285 flags &= ~IFF_MULTICAST; 2286 flags |= 0x1000; 2287 } 2288 2289 return (copyout(&flags, &ifr->ifr_flags, sizeof(flags))); 2290} 2291 2292#define ARPHRD_ETHER 1 2293#define ARPHRD_LOOPBACK 772 2294 2295static int 2296linux_gifhwaddr(struct ifnet *ifp, struct l_ifreq *ifr) 2297{ 2298 struct ifaddr *ifa; 2299 struct sockaddr_dl *sdl; 2300 struct l_sockaddr lsa; 2301 2302 if (ifp->if_type == IFT_LOOP) { 2303 bzero(&lsa, sizeof(lsa)); 2304 lsa.sa_family = ARPHRD_LOOPBACK; 2305 return (copyout(&lsa, &ifr->ifr_hwaddr, sizeof(lsa))); 2306 } 2307 2308 if (ifp->if_type != IFT_ETHER) 2309 return (ENOENT); 2310 2311 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2312 sdl = (struct sockaddr_dl*)ifa->ifa_addr; 2313 if (sdl != NULL && (sdl->sdl_family == AF_LINK) && 2314 (sdl->sdl_type == IFT_ETHER)) { 2315 bzero(&lsa, sizeof(lsa)); 2316 lsa.sa_family = ARPHRD_ETHER; 2317 bcopy(LLADDR(sdl), lsa.sa_data, LINUX_IFHWADDRLEN); 2318 return (copyout(&lsa, &ifr->ifr_hwaddr, sizeof(lsa))); 2319 } 2320 } 2321 2322 return (ENOENT); 2323} 2324 2325 2326 /* 2327* If we fault in bsd_to_linux_ifreq() then we will fault when we call 2328* the native ioctl(). Thus, we don't really need to check the return 2329* value of this function. 2330*/ 2331static int 2332bsd_to_linux_ifreq(struct ifreq *arg) 2333{ 2334 struct ifreq ifr; 2335 size_t ifr_len = sizeof(struct ifreq); 2336 int error; 2337 2338 if ((error = copyin(arg, &ifr, ifr_len))) 2339 return (error); 2340 2341 *(u_short *)&ifr.ifr_addr = ifr.ifr_addr.sa_family; 2342 2343 error = copyout(&ifr, arg, ifr_len); 2344 2345 return (error); 2346} 2347 2348/* 2349 * Socket related ioctls 2350 */ 2351 2352static int 2353linux_ioctl_socket(struct thread *td, struct linux_ioctl_args *args) 2354{ 2355 char lifname[LINUX_IFNAMSIZ], ifname[IFNAMSIZ]; 2356 struct ifnet *ifp; 2357 struct file *fp; 2358 int error, type; 2359 2360 ifp = NULL; 2361 error = 0; 2362 2363 if ((error = fget(td, args->fd, CAP_IOCTL, &fp)) != 0) 2364 return (error); 2365 type = fp->f_type; 2366 fdrop(fp, td); 2367 if (type != DTYPE_SOCKET) { 2368 /* not a socket - probably a tap / vmnet device */ 2369 switch (args->cmd) { 2370 case LINUX_SIOCGIFADDR: 2371 case LINUX_SIOCSIFADDR: 2372 case LINUX_SIOCGIFFLAGS: 2373 return (linux_ioctl_special(td, args)); 2374 default: 2375 return (ENOIOCTL); 2376 } 2377 } 2378 2379 switch (args->cmd & 0xffff) { 2380 2381 case LINUX_FIOGETOWN: 2382 case LINUX_FIOSETOWN: 2383 case LINUX_SIOCADDMULTI: 2384 case LINUX_SIOCATMARK: 2385 case LINUX_SIOCDELMULTI: 2386 case LINUX_SIOCGIFCONF: 2387 case LINUX_SIOCGPGRP: 2388 case LINUX_SIOCSPGRP: 2389 case LINUX_SIOCGIFCOUNT: 2390 /* these ioctls don't take an interface name */ 2391#ifdef DEBUG 2392 printf("%s(): ioctl %d\n", __func__, 2393 args->cmd & 0xffff); 2394#endif 2395 break; 2396 2397 case LINUX_SIOCGIFFLAGS: 2398 case LINUX_SIOCGIFADDR: 2399 case LINUX_SIOCSIFADDR: 2400 case LINUX_SIOCGIFDSTADDR: 2401 case LINUX_SIOCGIFBRDADDR: 2402 case LINUX_SIOCGIFNETMASK: 2403 case LINUX_SIOCSIFNETMASK: 2404 case LINUX_SIOCGIFMTU: 2405 case LINUX_SIOCSIFMTU: 2406 case LINUX_SIOCSIFNAME: 2407 case LINUX_SIOCGIFHWADDR: 2408 case LINUX_SIOCSIFHWADDR: 2409 case LINUX_SIOCDEVPRIVATE: 2410 case LINUX_SIOCDEVPRIVATE+1: 2411 case LINUX_SIOCGIFINDEX: 2412 /* copy in the interface name and translate it. */ 2413 error = copyin((void *)args->arg, lifname, LINUX_IFNAMSIZ); 2414 if (error != 0) 2415 return (error); 2416#ifdef DEBUG 2417 printf("%s(): ioctl %d on %.*s\n", __func__, 2418 args->cmd & 0xffff, LINUX_IFNAMSIZ, lifname); 2419#endif 2420 ifp = ifname_linux_to_bsd(td, lifname, ifname); 2421 if (ifp == NULL) 2422 return (EINVAL); 2423 /* 2424 * We need to copy it back out in case we pass the 2425 * request on to our native ioctl(), which will expect 2426 * the ifreq to be in user space and have the correct 2427 * interface name. 2428 */ 2429 error = copyout(ifname, (void *)args->arg, IFNAMSIZ); 2430 if (error != 0) 2431 return (error); 2432#ifdef DEBUG 2433 printf("%s(): %s translated to %s\n", __func__, 2434 lifname, ifname); 2435#endif 2436 break; 2437 2438 default: 2439 return (ENOIOCTL); 2440 } 2441 2442 switch (args->cmd & 0xffff) { 2443 2444 case LINUX_FIOSETOWN: 2445 args->cmd = FIOSETOWN; 2446 error = sys_ioctl(td, (struct ioctl_args *)args); 2447 break; 2448 2449 case LINUX_SIOCSPGRP: 2450 args->cmd = SIOCSPGRP; 2451 error = sys_ioctl(td, (struct ioctl_args *)args); 2452 break; 2453 2454 case LINUX_FIOGETOWN: 2455 args->cmd = FIOGETOWN; 2456 error = sys_ioctl(td, (struct ioctl_args *)args); 2457 break; 2458 2459 case LINUX_SIOCGPGRP: 2460 args->cmd = SIOCGPGRP; 2461 error = sys_ioctl(td, (struct ioctl_args *)args); 2462 break; 2463 2464 case LINUX_SIOCATMARK: 2465 args->cmd = SIOCATMARK; 2466 error = sys_ioctl(td, (struct ioctl_args *)args); 2467 break; 2468 2469 /* LINUX_SIOCGSTAMP */ 2470 2471 case LINUX_SIOCGIFCONF: 2472 error = linux_ifconf(td, (struct ifconf *)args->arg); 2473 break; 2474 2475 case LINUX_SIOCGIFFLAGS: 2476 args->cmd = SIOCGIFFLAGS; 2477 error = linux_gifflags(td, ifp, (struct l_ifreq *)args->arg); 2478 break; 2479 2480 case LINUX_SIOCGIFADDR: 2481 args->cmd = SIOCGIFADDR; 2482 error = sys_ioctl(td, (struct ioctl_args *)args); 2483 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2484 break; 2485 2486 case LINUX_SIOCSIFADDR: 2487 /* XXX probably doesn't work, included for completeness */ 2488 args->cmd = SIOCSIFADDR; 2489 error = sys_ioctl(td, (struct ioctl_args *)args); 2490 break; 2491 2492 case LINUX_SIOCGIFDSTADDR: 2493 args->cmd = SIOCGIFDSTADDR; 2494 error = sys_ioctl(td, (struct ioctl_args *)args); 2495 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2496 break; 2497 2498 case LINUX_SIOCGIFBRDADDR: 2499 args->cmd = SIOCGIFBRDADDR; 2500 error = sys_ioctl(td, (struct ioctl_args *)args); 2501 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2502 break; 2503 2504 case LINUX_SIOCGIFNETMASK: 2505 args->cmd = SIOCGIFNETMASK; 2506 error = sys_ioctl(td, (struct ioctl_args *)args); 2507 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2508 break; 2509 2510 case LINUX_SIOCSIFNETMASK: 2511 error = ENOIOCTL; 2512 break; 2513 2514 case LINUX_SIOCGIFMTU: 2515 args->cmd = SIOCGIFMTU; 2516 error = sys_ioctl(td, (struct ioctl_args *)args); 2517 break; 2518 2519 case LINUX_SIOCSIFMTU: 2520 args->cmd = SIOCSIFMTU; 2521 error = sys_ioctl(td, (struct ioctl_args *)args); 2522 break; 2523 2524 case LINUX_SIOCSIFNAME: 2525 error = ENOIOCTL; 2526 break; 2527 2528 case LINUX_SIOCGIFHWADDR: 2529 error = linux_gifhwaddr(ifp, (struct l_ifreq *)args->arg); 2530 break; 2531 2532 case LINUX_SIOCSIFHWADDR: 2533 error = ENOIOCTL; 2534 break; 2535 2536 case LINUX_SIOCADDMULTI: 2537 args->cmd = SIOCADDMULTI; 2538 error = sys_ioctl(td, (struct ioctl_args *)args); 2539 break; 2540 2541 case LINUX_SIOCDELMULTI: 2542 args->cmd = SIOCDELMULTI; 2543 error = sys_ioctl(td, (struct ioctl_args *)args); 2544 break; 2545 2546 case LINUX_SIOCGIFINDEX: 2547 args->cmd = SIOCGIFINDEX; 2548 error = sys_ioctl(td, (struct ioctl_args *)args); 2549 break; 2550 2551 case LINUX_SIOCGIFCOUNT: 2552 error = 0; 2553 break; 2554 2555 /* 2556 * XXX This is slightly bogus, but these ioctls are currently 2557 * XXX only used by the aironet (if_an) network driver. 2558 */ 2559 case LINUX_SIOCDEVPRIVATE: 2560 args->cmd = SIOCGPRIVATE_0; 2561 error = sys_ioctl(td, (struct ioctl_args *)args); 2562 break; 2563 2564 case LINUX_SIOCDEVPRIVATE+1: 2565 args->cmd = SIOCGPRIVATE_1; 2566 error = sys_ioctl(td, (struct ioctl_args *)args); 2567 break; 2568 } 2569 2570 if (ifp != NULL) 2571 /* restore the original interface name */ 2572 copyout(lifname, (void *)args->arg, LINUX_IFNAMSIZ); 2573 2574#ifdef DEBUG 2575 printf("%s(): returning %d\n", __func__, error); 2576#endif 2577 return (error); 2578} 2579 2580/* 2581 * Device private ioctl handler 2582 */ 2583static int 2584linux_ioctl_private(struct thread *td, struct linux_ioctl_args *args) 2585{ 2586 struct file *fp; 2587 int error, type; 2588 2589 if ((error = fget(td, args->fd, CAP_IOCTL, &fp)) != 0) 2590 return (error); 2591 type = fp->f_type; 2592 fdrop(fp, td); 2593 if (type == DTYPE_SOCKET) 2594 return (linux_ioctl_socket(td, args)); 2595 return (ENOIOCTL); 2596} 2597 2598/* 2599 * DRM ioctl handler (sys/dev/drm) 2600 */ 2601static int 2602linux_ioctl_drm(struct thread *td, struct linux_ioctl_args *args) 2603{ 2604 args->cmd = SETDIR(args->cmd); 2605 return sys_ioctl(td, (struct ioctl_args *)args); 2606} 2607 2608static int 2609linux_ioctl_sg(struct thread *td, struct linux_ioctl_args *args) 2610{ 2611 struct file *fp; 2612 u_long cmd; 2613 int error; 2614 2615 if ((error = fget(td, args->fd, CAP_IOCTL, &fp)) != 0) { 2616 printf("sg_linux_ioctl: fget returned %d\n", error); 2617 return (error); 2618 } 2619 cmd = args->cmd; 2620 2621 error = (fo_ioctl(fp, cmd, (caddr_t)args->arg, td->td_ucred, td)); 2622 fdrop(fp, td); 2623 return (error); 2624} 2625 2626/* 2627 * Video4Linux (V4L) ioctl handler 2628 */ 2629static int 2630linux_to_bsd_v4l_tuner(struct l_video_tuner *lvt, struct video_tuner *vt) 2631{ 2632 vt->tuner = lvt->tuner; 2633 strlcpy(vt->name, lvt->name, LINUX_VIDEO_TUNER_NAME_SIZE); 2634 vt->rangelow = lvt->rangelow; /* possible long size conversion */ 2635 vt->rangehigh = lvt->rangehigh; /* possible long size conversion */ 2636 vt->flags = lvt->flags; 2637 vt->mode = lvt->mode; 2638 vt->signal = lvt->signal; 2639 return (0); 2640} 2641 2642static int 2643bsd_to_linux_v4l_tuner(struct video_tuner *vt, struct l_video_tuner *lvt) 2644{ 2645 lvt->tuner = vt->tuner; 2646 strlcpy(lvt->name, vt->name, LINUX_VIDEO_TUNER_NAME_SIZE); 2647 lvt->rangelow = vt->rangelow; /* possible long size conversion */ 2648 lvt->rangehigh = vt->rangehigh; /* possible long size conversion */ 2649 lvt->flags = vt->flags; 2650 lvt->mode = vt->mode; 2651 lvt->signal = vt->signal; 2652 return (0); 2653} 2654 2655#ifdef COMPAT_LINUX_V4L_CLIPLIST 2656static int 2657linux_to_bsd_v4l_clip(struct l_video_clip *lvc, struct video_clip *vc) 2658{ 2659 vc->x = lvc->x; 2660 vc->y = lvc->y; 2661 vc->width = lvc->width; 2662 vc->height = lvc->height; 2663 vc->next = PTRIN(lvc->next); /* possible pointer size conversion */ 2664 return (0); 2665} 2666#endif 2667 2668static int 2669linux_to_bsd_v4l_window(struct l_video_window *lvw, struct video_window *vw) 2670{ 2671 vw->x = lvw->x; 2672 vw->y = lvw->y; 2673 vw->width = lvw->width; 2674 vw->height = lvw->height; 2675 vw->chromakey = lvw->chromakey; 2676 vw->flags = lvw->flags; 2677 vw->clips = PTRIN(lvw->clips); /* possible pointer size conversion */ 2678 vw->clipcount = lvw->clipcount; 2679 return (0); 2680} 2681 2682static int 2683bsd_to_linux_v4l_window(struct video_window *vw, struct l_video_window *lvw) 2684{ 2685 lvw->x = vw->x; 2686 lvw->y = vw->y; 2687 lvw->width = vw->width; 2688 lvw->height = vw->height; 2689 lvw->chromakey = vw->chromakey; 2690 lvw->flags = vw->flags; 2691 lvw->clips = PTROUT(vw->clips); /* possible pointer size conversion */ 2692 lvw->clipcount = vw->clipcount; 2693 return (0); 2694} 2695 2696static int 2697linux_to_bsd_v4l_buffer(struct l_video_buffer *lvb, struct video_buffer *vb) 2698{ 2699 vb->base = PTRIN(lvb->base); /* possible pointer size conversion */ 2700 vb->height = lvb->height; 2701 vb->width = lvb->width; 2702 vb->depth = lvb->depth; 2703 vb->bytesperline = lvb->bytesperline; 2704 return (0); 2705} 2706 2707static int 2708bsd_to_linux_v4l_buffer(struct video_buffer *vb, struct l_video_buffer *lvb) 2709{ 2710 lvb->base = PTROUT(vb->base); /* possible pointer size conversion */ 2711 lvb->height = vb->height; 2712 lvb->width = vb->width; 2713 lvb->depth = vb->depth; 2714 lvb->bytesperline = vb->bytesperline; 2715 return (0); 2716} 2717 2718static int 2719linux_to_bsd_v4l_code(struct l_video_code *lvc, struct video_code *vc) 2720{ 2721 strlcpy(vc->loadwhat, lvc->loadwhat, LINUX_VIDEO_CODE_LOADWHAT_SIZE); 2722 vc->datasize = lvc->datasize; 2723 vc->data = PTRIN(lvc->data); /* possible pointer size conversion */ 2724 return (0); 2725} 2726 2727#ifdef COMPAT_LINUX_V4L_CLIPLIST 2728static int 2729linux_v4l_clip_copy(void *lvc, struct video_clip **ppvc) 2730{ 2731 int error; 2732 struct video_clip vclip; 2733 struct l_video_clip l_vclip; 2734 2735 error = copyin(lvc, &l_vclip, sizeof(l_vclip)); 2736 if (error) return (error); 2737 linux_to_bsd_v4l_clip(&l_vclip, &vclip); 2738 /* XXX: If there can be no concurrency: s/M_NOWAIT/M_WAITOK/ */ 2739 if ((*ppvc = malloc(sizeof(**ppvc), M_LINUX, M_NOWAIT)) == NULL) 2740 return (ENOMEM); /* XXX: linux has no ENOMEM here */ 2741 memcpy(*ppvc, &vclip, sizeof(vclip)); 2742 (*ppvc)->next = NULL; 2743 return (0); 2744} 2745 2746static int 2747linux_v4l_cliplist_free(struct video_window *vw) 2748{ 2749 struct video_clip **ppvc; 2750 struct video_clip **ppvc_next; 2751 2752 for (ppvc = &(vw->clips); *ppvc != NULL; ppvc = ppvc_next) { 2753 ppvc_next = &((*ppvc)->next); 2754 free(*ppvc, M_LINUX); 2755 } 2756 vw->clips = NULL; 2757 2758 return (0); 2759} 2760 2761static int 2762linux_v4l_cliplist_copy(struct l_video_window *lvw, struct video_window *vw) 2763{ 2764 int error; 2765 int clipcount; 2766 void *plvc; 2767 struct video_clip **ppvc; 2768 2769 /* 2770 * XXX: The cliplist is used to pass in a list of clipping 2771 * rectangles or, if clipcount == VIDEO_CLIP_BITMAP, a 2772 * clipping bitmap. Some Linux apps, however, appear to 2773 * leave cliplist and clips uninitialized. In any case, 2774 * the cliplist is not used by pwc(4), at the time of 2775 * writing, FreeBSD's only V4L driver. When a driver 2776 * that uses the cliplist is developed, this code may 2777 * need re-examiniation. 2778 */ 2779 error = 0; 2780 clipcount = vw->clipcount; 2781 if (clipcount == VIDEO_CLIP_BITMAP) { 2782 /* 2783 * In this case, the pointer (clips) is overloaded 2784 * to be a "void *" to a bitmap, therefore there 2785 * is no struct video_clip to copy now. 2786 */ 2787 } else if (clipcount > 0 && clipcount <= 16384) { 2788 /* 2789 * Clips points to list of clip rectangles, so 2790 * copy the list. 2791 * 2792 * XXX: Upper limit of 16384 was used here to try to 2793 * avoid cases when clipcount and clips pointer 2794 * are uninitialized and therefore have high random 2795 * values, as is the case in the Linux Skype 2796 * application. The value 16384 was chosen as that 2797 * is what is used in the Linux stradis(4) MPEG 2798 * decoder driver, the only place we found an 2799 * example of cliplist use. 2800 */ 2801 plvc = PTRIN(lvw->clips); 2802 vw->clips = NULL; 2803 ppvc = &(vw->clips); 2804 while (clipcount-- > 0) { 2805 if (plvc == 0) { 2806 error = EFAULT; 2807 break; 2808 } else { 2809 error = linux_v4l_clip_copy(plvc, ppvc); 2810 if (error) { 2811 linux_v4l_cliplist_free(vw); 2812 break; 2813 } 2814 } 2815 ppvc = &((*ppvc)->next); 2816 plvc = PTRIN(((struct l_video_clip *) plvc)->next); 2817 } 2818 } else { 2819 /* 2820 * clipcount == 0 or negative (but not VIDEO_CLIP_BITMAP) 2821 * Force cliplist to null. 2822 */ 2823 vw->clipcount = 0; 2824 vw->clips = NULL; 2825 } 2826 return (error); 2827} 2828#endif 2829 2830static int 2831linux_ioctl_v4l(struct thread *td, struct linux_ioctl_args *args) 2832{ 2833 struct file *fp; 2834 int error; 2835 struct video_tuner vtun; 2836 struct video_window vwin; 2837 struct video_buffer vbuf; 2838 struct video_code vcode; 2839 struct l_video_tuner l_vtun; 2840 struct l_video_window l_vwin; 2841 struct l_video_buffer l_vbuf; 2842 struct l_video_code l_vcode; 2843 2844 switch (args->cmd & 0xffff) { 2845 case LINUX_VIDIOCGCAP: args->cmd = VIDIOCGCAP; break; 2846 case LINUX_VIDIOCGCHAN: args->cmd = VIDIOCGCHAN; break; 2847 case LINUX_VIDIOCSCHAN: args->cmd = VIDIOCSCHAN; break; 2848 2849 case LINUX_VIDIOCGTUNER: 2850 if ((error = fget(td, args->fd, CAP_IOCTL, &fp)) != 0) 2851 return (error); 2852 error = copyin((void *) args->arg, &l_vtun, sizeof(l_vtun)); 2853 if (error) { 2854 fdrop(fp, td); 2855 return (error); 2856 } 2857 linux_to_bsd_v4l_tuner(&l_vtun, &vtun); 2858 error = fo_ioctl(fp, VIDIOCGTUNER, &vtun, td->td_ucred, td); 2859 if (!error) { 2860 bsd_to_linux_v4l_tuner(&vtun, &l_vtun); 2861 error = copyout(&l_vtun, (void *) args->arg, 2862 sizeof(l_vtun)); 2863 } 2864 fdrop(fp, td); 2865 return (error); 2866 2867 case LINUX_VIDIOCSTUNER: 2868 if ((error = fget(td, args->fd, CAP_IOCTL, &fp)) != 0) 2869 return (error); 2870 error = copyin((void *) args->arg, &l_vtun, sizeof(l_vtun)); 2871 if (error) { 2872 fdrop(fp, td); 2873 return (error); 2874 } 2875 linux_to_bsd_v4l_tuner(&l_vtun, &vtun); 2876 error = fo_ioctl(fp, VIDIOCSTUNER, &vtun, td->td_ucred, td); 2877 fdrop(fp, td); 2878 return (error); 2879 2880 case LINUX_VIDIOCGPICT: args->cmd = VIDIOCGPICT; break; 2881 case LINUX_VIDIOCSPICT: args->cmd = VIDIOCSPICT; break; 2882 case LINUX_VIDIOCCAPTURE: args->cmd = VIDIOCCAPTURE; break; 2883 2884 case LINUX_VIDIOCGWIN: 2885 if ((error = fget(td, args->fd, CAP_IOCTL, &fp)) != 0) 2886 return (error); 2887 error = fo_ioctl(fp, VIDIOCGWIN, &vwin, td->td_ucred, td); 2888 if (!error) { 2889 bsd_to_linux_v4l_window(&vwin, &l_vwin); 2890 error = copyout(&l_vwin, (void *) args->arg, 2891 sizeof(l_vwin)); 2892 } 2893 fdrop(fp, td); 2894 return (error); 2895 2896 case LINUX_VIDIOCSWIN: 2897 if ((error = fget(td, args->fd, CAP_IOCTL, &fp)) != 0) 2898 return (error); 2899 error = copyin((void *) args->arg, &l_vwin, sizeof(l_vwin)); 2900 if (error) { 2901 fdrop(fp, td); 2902 return (error); 2903 } 2904 linux_to_bsd_v4l_window(&l_vwin, &vwin); 2905#ifdef COMPAT_LINUX_V4L_CLIPLIST 2906 error = linux_v4l_cliplist_copy(&l_vwin, &vwin); 2907 if (error) { 2908 fdrop(fp, td); 2909 return (error); 2910 } 2911#endif 2912 error = fo_ioctl(fp, VIDIOCSWIN, &vwin, td->td_ucred, td); 2913 fdrop(fp, td); 2914#ifdef COMPAT_LINUX_V4L_CLIPLIST 2915 linux_v4l_cliplist_free(&vwin); 2916#endif 2917 return (error); 2918 2919 case LINUX_VIDIOCGFBUF: 2920 if ((error = fget(td, args->fd, CAP_IOCTL, &fp)) != 0) 2921 return (error); 2922 error = fo_ioctl(fp, VIDIOCGFBUF, &vbuf, td->td_ucred, td); 2923 if (!error) { 2924 bsd_to_linux_v4l_buffer(&vbuf, &l_vbuf); 2925 error = copyout(&l_vbuf, (void *) args->arg, 2926 sizeof(l_vbuf)); 2927 } 2928 fdrop(fp, td); 2929 return (error); 2930 2931 case LINUX_VIDIOCSFBUF: 2932 if ((error = fget(td, args->fd, CAP_IOCTL, &fp)) != 0) 2933 return (error); 2934 error = copyin((void *) args->arg, &l_vbuf, sizeof(l_vbuf)); 2935 if (error) { 2936 fdrop(fp, td); 2937 return (error); 2938 } 2939 linux_to_bsd_v4l_buffer(&l_vbuf, &vbuf); 2940 error = fo_ioctl(fp, VIDIOCSFBUF, &vbuf, td->td_ucred, td); 2941 fdrop(fp, td); 2942 return (error); 2943 2944 case LINUX_VIDIOCKEY: args->cmd = VIDIOCKEY; break; 2945 case LINUX_VIDIOCGFREQ: args->cmd = VIDIOCGFREQ; break; 2946 case LINUX_VIDIOCSFREQ: args->cmd = VIDIOCSFREQ; break; 2947 case LINUX_VIDIOCGAUDIO: args->cmd = VIDIOCGAUDIO; break; 2948 case LINUX_VIDIOCSAUDIO: args->cmd = VIDIOCSAUDIO; break; 2949 case LINUX_VIDIOCSYNC: args->cmd = VIDIOCSYNC; break; 2950 case LINUX_VIDIOCMCAPTURE: args->cmd = VIDIOCMCAPTURE; break; 2951 case LINUX_VIDIOCGMBUF: args->cmd = VIDIOCGMBUF; break; 2952 case LINUX_VIDIOCGUNIT: args->cmd = VIDIOCGUNIT; break; 2953 case LINUX_VIDIOCGCAPTURE: args->cmd = VIDIOCGCAPTURE; break; 2954 case LINUX_VIDIOCSCAPTURE: args->cmd = VIDIOCSCAPTURE; break; 2955 case LINUX_VIDIOCSPLAYMODE: args->cmd = VIDIOCSPLAYMODE; break; 2956 case LINUX_VIDIOCSWRITEMODE: args->cmd = VIDIOCSWRITEMODE; break; 2957 case LINUX_VIDIOCGPLAYINFO: args->cmd = VIDIOCGPLAYINFO; break; 2958 2959 case LINUX_VIDIOCSMICROCODE: 2960 if ((error = fget(td, args->fd, CAP_IOCTL, &fp)) != 0) 2961 return (error); 2962 error = copyin((void *) args->arg, &l_vcode, sizeof(l_vcode)); 2963 if (error) { 2964 fdrop(fp, td); 2965 return (error); 2966 } 2967 linux_to_bsd_v4l_code(&l_vcode, &vcode); 2968 error = fo_ioctl(fp, VIDIOCSMICROCODE, &vcode, td->td_ucred, td); 2969 fdrop(fp, td); 2970 return (error); 2971 2972 case LINUX_VIDIOCGVBIFMT: args->cmd = VIDIOCGVBIFMT; break; 2973 case LINUX_VIDIOCSVBIFMT: args->cmd = VIDIOCSVBIFMT; break; 2974 default: return (ENOIOCTL); 2975 } 2976 2977 error = sys_ioctl(td, (struct ioctl_args *)args); 2978 return (error); 2979} 2980 2981/* 2982 * Special ioctl handler 2983 */ 2984static int 2985linux_ioctl_special(struct thread *td, struct linux_ioctl_args *args) 2986{ 2987 int error; 2988 2989 switch (args->cmd) { 2990 case LINUX_SIOCGIFADDR: 2991 args->cmd = SIOCGIFADDR; 2992 error = sys_ioctl(td, (struct ioctl_args *)args); 2993 break; 2994 case LINUX_SIOCSIFADDR: 2995 args->cmd = SIOCSIFADDR; 2996 error = sys_ioctl(td, (struct ioctl_args *)args); 2997 break; 2998 case LINUX_SIOCGIFFLAGS: 2999 args->cmd = SIOCGIFFLAGS; 3000 error = sys_ioctl(td, (struct ioctl_args *)args); 3001 break; 3002 default: 3003 error = ENOIOCTL; 3004 } 3005 3006 return (error); 3007} 3008 3009static int 3010linux_to_bsd_v4l2_standard(struct l_v4l2_standard *lvstd, struct v4l2_standard *vstd) 3011{ 3012 vstd->index = lvstd->index; 3013 vstd->id = lvstd->id; 3014 memcpy(&vstd->name, &lvstd->name, sizeof(*lvstd) - offsetof(struct l_v4l2_standard, name)); 3015 return (0); 3016} 3017 3018static int 3019bsd_to_linux_v4l2_standard(struct v4l2_standard *vstd, struct l_v4l2_standard *lvstd) 3020{ 3021 lvstd->index = vstd->index; 3022 lvstd->id = vstd->id; 3023 memcpy(&lvstd->name, &vstd->name, sizeof(*lvstd) - offsetof(struct l_v4l2_standard, name)); 3024 return (0); 3025} 3026 3027static int 3028linux_to_bsd_v4l2_buffer(struct l_v4l2_buffer *lvb, struct v4l2_buffer *vb) 3029{ 3030 vb->index = lvb->index; 3031 vb->type = lvb->type; 3032 vb->bytesused = lvb->bytesused; 3033 vb->flags = lvb->flags; 3034 vb->field = lvb->field; 3035 vb->timestamp.tv_sec = lvb->timestamp.tv_sec; 3036 vb->timestamp.tv_usec = lvb->timestamp.tv_usec; 3037 memcpy(&vb->timecode, &lvb->timecode, sizeof (lvb->timecode)); 3038 vb->sequence = lvb->sequence; 3039 vb->memory = lvb->memory; 3040 if (lvb->memory == V4L2_MEMORY_USERPTR) 3041 /* possible pointer size conversion */ 3042 vb->m.userptr = (unsigned long)PTRIN(lvb->m.userptr); 3043 else 3044 vb->m.offset = lvb->m.offset; 3045 vb->length = lvb->length; 3046 vb->input = lvb->input; 3047 vb->reserved = lvb->reserved; 3048 return (0); 3049} 3050 3051static int 3052bsd_to_linux_v4l2_buffer(struct v4l2_buffer *vb, struct l_v4l2_buffer *lvb) 3053{ 3054 lvb->index = vb->index; 3055 lvb->type = vb->type; 3056 lvb->bytesused = vb->bytesused; 3057 lvb->flags = vb->flags; 3058 lvb->field = vb->field; 3059 lvb->timestamp.tv_sec = vb->timestamp.tv_sec; 3060 lvb->timestamp.tv_usec = vb->timestamp.tv_usec; 3061 memcpy(&lvb->timecode, &vb->timecode, sizeof (vb->timecode)); 3062 lvb->sequence = vb->sequence; 3063 lvb->memory = vb->memory; 3064 if (vb->memory == V4L2_MEMORY_USERPTR) 3065 /* possible pointer size conversion */ 3066 lvb->m.userptr = PTROUT(vb->m.userptr); 3067 else 3068 lvb->m.offset = vb->m.offset; 3069 lvb->length = vb->length; 3070 lvb->input = vb->input; 3071 lvb->reserved = vb->reserved; 3072 return (0); 3073} 3074 3075static int 3076linux_to_bsd_v4l2_format(struct l_v4l2_format *lvf, struct v4l2_format *vf) 3077{ 3078 vf->type = lvf->type; 3079 if (lvf->type == V4L2_BUF_TYPE_VIDEO_OVERLAY 3080#ifdef V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3081 || lvf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3082#endif 3083 ) 3084 /* 3085 * XXX TODO - needs 32 -> 64 bit conversion: 3086 * (unused by webcams?) 3087 */ 3088 return EINVAL; 3089 memcpy(&vf->fmt, &lvf->fmt, sizeof(vf->fmt)); 3090 return 0; 3091} 3092 3093static int 3094bsd_to_linux_v4l2_format(struct v4l2_format *vf, struct l_v4l2_format *lvf) 3095{ 3096 lvf->type = vf->type; 3097 if (vf->type == V4L2_BUF_TYPE_VIDEO_OVERLAY 3098#ifdef V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3099 || vf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3100#endif 3101 ) 3102 /* 3103 * XXX TODO - needs 32 -> 64 bit conversion: 3104 * (unused by webcams?) 3105 */ 3106 return EINVAL; 3107 memcpy(&lvf->fmt, &vf->fmt, sizeof(vf->fmt)); 3108 return 0; 3109} 3110static int 3111linux_ioctl_v4l2(struct thread *td, struct linux_ioctl_args *args) 3112{ 3113 struct file *fp; 3114 int error; 3115 struct v4l2_format vformat; 3116 struct l_v4l2_format l_vformat; 3117 struct v4l2_standard vstd; 3118 struct l_v4l2_standard l_vstd; 3119 struct l_v4l2_buffer l_vbuf; 3120 struct v4l2_buffer vbuf; 3121 struct v4l2_input vinp; 3122 3123 switch (args->cmd & 0xffff) { 3124 case LINUX_VIDIOC_RESERVED: 3125 case LINUX_VIDIOC_LOG_STATUS: 3126 if ((args->cmd & IOC_DIRMASK) != LINUX_IOC_VOID) 3127 return ENOIOCTL; 3128 args->cmd = (args->cmd & 0xffff) | IOC_VOID; 3129 break; 3130 3131 case LINUX_VIDIOC_OVERLAY: 3132 case LINUX_VIDIOC_STREAMON: 3133 case LINUX_VIDIOC_STREAMOFF: 3134 case LINUX_VIDIOC_S_STD: 3135 case LINUX_VIDIOC_S_TUNER: 3136 case LINUX_VIDIOC_S_AUDIO: 3137 case LINUX_VIDIOC_S_AUDOUT: 3138 case LINUX_VIDIOC_S_MODULATOR: 3139 case LINUX_VIDIOC_S_FREQUENCY: 3140 case LINUX_VIDIOC_S_CROP: 3141 case LINUX_VIDIOC_S_JPEGCOMP: 3142 case LINUX_VIDIOC_S_PRIORITY: 3143 case LINUX_VIDIOC_DBG_S_REGISTER: 3144 case LINUX_VIDIOC_S_HW_FREQ_SEEK: 3145 case LINUX_VIDIOC_SUBSCRIBE_EVENT: 3146 case LINUX_VIDIOC_UNSUBSCRIBE_EVENT: 3147 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_IN; 3148 break; 3149 3150 case LINUX_VIDIOC_QUERYCAP: 3151 case LINUX_VIDIOC_G_STD: 3152 case LINUX_VIDIOC_G_AUDIO: 3153 case LINUX_VIDIOC_G_INPUT: 3154 case LINUX_VIDIOC_G_OUTPUT: 3155 case LINUX_VIDIOC_G_AUDOUT: 3156 case LINUX_VIDIOC_G_JPEGCOMP: 3157 case LINUX_VIDIOC_QUERYSTD: 3158 case LINUX_VIDIOC_G_PRIORITY: 3159 case LINUX_VIDIOC_QUERY_DV_PRESET: 3160 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_OUT; 3161 break; 3162 3163 case LINUX_VIDIOC_ENUM_FMT: 3164 case LINUX_VIDIOC_REQBUFS: 3165 case LINUX_VIDIOC_G_PARM: 3166 case LINUX_VIDIOC_S_PARM: 3167 case LINUX_VIDIOC_G_CTRL: 3168 case LINUX_VIDIOC_S_CTRL: 3169 case LINUX_VIDIOC_G_TUNER: 3170 case LINUX_VIDIOC_QUERYCTRL: 3171 case LINUX_VIDIOC_QUERYMENU: 3172 case LINUX_VIDIOC_S_INPUT: 3173 case LINUX_VIDIOC_S_OUTPUT: 3174 case LINUX_VIDIOC_ENUMOUTPUT: 3175 case LINUX_VIDIOC_G_MODULATOR: 3176 case LINUX_VIDIOC_G_FREQUENCY: 3177 case LINUX_VIDIOC_CROPCAP: 3178 case LINUX_VIDIOC_G_CROP: 3179 case LINUX_VIDIOC_ENUMAUDIO: 3180 case LINUX_VIDIOC_ENUMAUDOUT: 3181 case LINUX_VIDIOC_G_SLICED_VBI_CAP: 3182#ifdef VIDIOC_ENUM_FRAMESIZES 3183 case LINUX_VIDIOC_ENUM_FRAMESIZES: 3184 case LINUX_VIDIOC_ENUM_FRAMEINTERVALS: 3185 case LINUX_VIDIOC_ENCODER_CMD: 3186 case LINUX_VIDIOC_TRY_ENCODER_CMD: 3187#endif 3188 case LINUX_VIDIOC_DBG_G_REGISTER: 3189 case LINUX_VIDIOC_DBG_G_CHIP_IDENT: 3190 case LINUX_VIDIOC_ENUM_DV_PRESETS: 3191 case LINUX_VIDIOC_S_DV_PRESET: 3192 case LINUX_VIDIOC_G_DV_PRESET: 3193 case LINUX_VIDIOC_S_DV_TIMINGS: 3194 case LINUX_VIDIOC_G_DV_TIMINGS: 3195 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_INOUT; 3196 break; 3197 3198 case LINUX_VIDIOC_G_FMT: 3199 case LINUX_VIDIOC_S_FMT: 3200 case LINUX_VIDIOC_TRY_FMT: 3201 error = copyin((void *)args->arg, &l_vformat, sizeof(l_vformat)); 3202 if (error) 3203 return (error); 3204 if ((error = fget(td, args->fd, CAP_IOCTL, &fp)) != 0) 3205 return (error); 3206 if (linux_to_bsd_v4l2_format(&l_vformat, &vformat) != 0) 3207 error = EINVAL; 3208 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_G_FMT) 3209 error = fo_ioctl(fp, VIDIOC_G_FMT, &vformat, 3210 td->td_ucred, td); 3211 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_S_FMT) 3212 error = fo_ioctl(fp, VIDIOC_S_FMT, &vformat, 3213 td->td_ucred, td); 3214 else 3215 error = fo_ioctl(fp, VIDIOC_TRY_FMT, &vformat, 3216 td->td_ucred, td); 3217 bsd_to_linux_v4l2_format(&vformat, &l_vformat); 3218 copyout(&l_vformat, (void *)args->arg, sizeof(l_vformat)); 3219 fdrop(fp, td); 3220 return (error); 3221 3222 case LINUX_VIDIOC_ENUMSTD: 3223 error = copyin((void *)args->arg, &l_vstd, sizeof(l_vstd)); 3224 if (error) 3225 return (error); 3226 linux_to_bsd_v4l2_standard(&l_vstd, &vstd); 3227 if ((error = fget(td, args->fd, CAP_IOCTL, &fp)) != 0) 3228 return (error); 3229 error = fo_ioctl(fp, VIDIOC_ENUMSTD, (caddr_t)&vstd, 3230 td->td_ucred, td); 3231 if (error) { 3232 fdrop(fp, td); 3233 return (error); 3234 } 3235 bsd_to_linux_v4l2_standard(&vstd, &l_vstd); 3236 error = copyout(&l_vstd, (void *)args->arg, sizeof(l_vstd)); 3237 fdrop(fp, td); 3238 return (error); 3239 3240 case LINUX_VIDIOC_ENUMINPUT: 3241 /* 3242 * The Linux struct l_v4l2_input differs only in size, 3243 * it has no padding at the end. 3244 */ 3245 error = copyin((void *)args->arg, &vinp, 3246 sizeof(struct l_v4l2_input)); 3247 if (error != 0) 3248 return (error); 3249 if ((error = fget(td, args->fd, CAP_IOCTL, &fp)) != 0) 3250 return (error); 3251 error = fo_ioctl(fp, VIDIOC_ENUMINPUT, (caddr_t)&vinp, 3252 td->td_ucred, td); 3253 if (error) { 3254 fdrop(fp, td); 3255 return (error); 3256 } 3257 error = copyout(&vinp, (void *)args->arg, 3258 sizeof(struct l_v4l2_input)); 3259 fdrop(fp, td); 3260 return (error); 3261 3262 case LINUX_VIDIOC_QUERYBUF: 3263 case LINUX_VIDIOC_QBUF: 3264 case LINUX_VIDIOC_DQBUF: 3265 error = copyin((void *)args->arg, &l_vbuf, sizeof(l_vbuf)); 3266 if (error) 3267 return (error); 3268 if ((error = fget(td, args->fd, CAP_IOCTL, &fp)) != 0) 3269 return (error); 3270 linux_to_bsd_v4l2_buffer(&l_vbuf, &vbuf); 3271 if ((args->cmd & 0xffff) == LINUX_VIDIOC_QUERYBUF) 3272 error = fo_ioctl(fp, VIDIOC_QUERYBUF, &vbuf, 3273 td->td_ucred, td); 3274 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_QBUF) 3275 error = fo_ioctl(fp, VIDIOC_QBUF, &vbuf, 3276 td->td_ucred, td); 3277 else 3278 error = fo_ioctl(fp, VIDIOC_DQBUF, &vbuf, 3279 td->td_ucred, td); 3280 bsd_to_linux_v4l2_buffer(&vbuf, &l_vbuf); 3281 copyout(&l_vbuf, (void *)args->arg, sizeof(l_vbuf)); 3282 fdrop(fp, td); 3283 return (error); 3284 3285 /* 3286 * XXX TODO - these need 32 -> 64 bit conversion: 3287 * (are any of them needed for webcams?) 3288 */ 3289 case LINUX_VIDIOC_G_FBUF: 3290 case LINUX_VIDIOC_S_FBUF: 3291 3292 case LINUX_VIDIOC_G_EXT_CTRLS: 3293 case LINUX_VIDIOC_S_EXT_CTRLS: 3294 case LINUX_VIDIOC_TRY_EXT_CTRLS: 3295 3296 case LINUX_VIDIOC_DQEVENT: 3297 3298 default: return (ENOIOCTL); 3299 } 3300 3301 error = sys_ioctl(td, (struct ioctl_args *)args); 3302 return (error); 3303} 3304 3305/* 3306 * Support for emulators/linux-libusb. This port uses FBSD_LUSB* macros 3307 * instead of USB* ones. This lets us to provide correct values for cmd. 3308 * 0xffffffe0 -- 0xffffffff range seemed to be the least collision-prone. 3309 */ 3310static int 3311linux_ioctl_fbsd_usb(struct thread *td, struct linux_ioctl_args *args) 3312{ 3313 int error; 3314 3315 error = 0; 3316 switch (args->cmd) { 3317 case FBSD_LUSB_DEVICEENUMERATE: 3318 args->cmd = USB_DEVICEENUMERATE; 3319 break; 3320 case FBSD_LUSB_DEV_QUIRK_ADD: 3321 args->cmd = USB_DEV_QUIRK_ADD; 3322 break; 3323 case FBSD_LUSB_DEV_QUIRK_GET: 3324 args->cmd = USB_DEV_QUIRK_GET; 3325 break; 3326 case FBSD_LUSB_DEV_QUIRK_REMOVE: 3327 args->cmd = USB_DEV_QUIRK_REMOVE; 3328 break; 3329 case FBSD_LUSB_DO_REQUEST: 3330 args->cmd = USB_DO_REQUEST; 3331 break; 3332 case FBSD_LUSB_FS_CLEAR_STALL_SYNC: 3333 args->cmd = USB_FS_CLEAR_STALL_SYNC; 3334 break; 3335 case FBSD_LUSB_FS_CLOSE: 3336 args->cmd = USB_FS_CLOSE; 3337 break; 3338 case FBSD_LUSB_FS_COMPLETE: 3339 args->cmd = USB_FS_COMPLETE; 3340 break; 3341 case FBSD_LUSB_FS_INIT: 3342 args->cmd = USB_FS_INIT; 3343 break; 3344 case FBSD_LUSB_FS_OPEN: 3345 args->cmd = USB_FS_OPEN; 3346 break; 3347 case FBSD_LUSB_FS_START: 3348 args->cmd = USB_FS_START; 3349 break; 3350 case FBSD_LUSB_FS_STOP: 3351 args->cmd = USB_FS_STOP; 3352 break; 3353 case FBSD_LUSB_FS_UNINIT: 3354 args->cmd = USB_FS_UNINIT; 3355 break; 3356 case FBSD_LUSB_GET_CONFIG: 3357 args->cmd = USB_GET_CONFIG; 3358 break; 3359 case FBSD_LUSB_GET_DEVICEINFO: 3360 args->cmd = USB_GET_DEVICEINFO; 3361 break; 3362 case FBSD_LUSB_GET_DEVICE_DESC: 3363 args->cmd = USB_GET_DEVICE_DESC; 3364 break; 3365 case FBSD_LUSB_GET_FULL_DESC: 3366 args->cmd = USB_GET_FULL_DESC; 3367 break; 3368 case FBSD_LUSB_GET_IFACE_DRIVER: 3369 args->cmd = USB_GET_IFACE_DRIVER; 3370 break; 3371 case FBSD_LUSB_GET_PLUGTIME: 3372 args->cmd = USB_GET_PLUGTIME; 3373 break; 3374 case FBSD_LUSB_GET_POWER_MODE: 3375 args->cmd = USB_GET_POWER_MODE; 3376 break; 3377 case FBSD_LUSB_GET_REPORT_DESC: 3378 args->cmd = USB_GET_REPORT_DESC; 3379 break; 3380 case FBSD_LUSB_GET_REPORT_ID: 3381 args->cmd = USB_GET_REPORT_ID; 3382 break; 3383 case FBSD_LUSB_GET_TEMPLATE: 3384 args->cmd = USB_GET_TEMPLATE; 3385 break; 3386 case FBSD_LUSB_IFACE_DRIVER_ACTIVE: 3387 args->cmd = USB_IFACE_DRIVER_ACTIVE; 3388 break; 3389 case FBSD_LUSB_IFACE_DRIVER_DETACH: 3390 args->cmd = USB_IFACE_DRIVER_DETACH; 3391 break; 3392 case FBSD_LUSB_QUIRK_NAME_GET: 3393 args->cmd = USB_QUIRK_NAME_GET; 3394 break; 3395 case FBSD_LUSB_READ_DIR: 3396 args->cmd = USB_READ_DIR; 3397 break; 3398 case FBSD_LUSB_SET_ALTINTERFACE: 3399 args->cmd = USB_SET_ALTINTERFACE; 3400 break; 3401 case FBSD_LUSB_SET_CONFIG: 3402 args->cmd = USB_SET_CONFIG; 3403 break; 3404 case FBSD_LUSB_SET_IMMED: 3405 args->cmd = USB_SET_IMMED; 3406 break; 3407 case FBSD_LUSB_SET_POWER_MODE: 3408 args->cmd = USB_SET_POWER_MODE; 3409 break; 3410 case FBSD_LUSB_SET_TEMPLATE: 3411 args->cmd = USB_SET_TEMPLATE; 3412 break; 3413 default: 3414 error = ENOIOCTL; 3415 } 3416 if (error != ENOIOCTL) 3417 error = sys_ioctl(td, (struct ioctl_args *)args); 3418 return (error); 3419} 3420 3421/* 3422 * main ioctl syscall function 3423 */ 3424 3425int 3426linux_ioctl(struct thread *td, struct linux_ioctl_args *args) 3427{ 3428 struct file *fp; 3429 struct handler_element *he; 3430 int error, cmd; 3431 3432#ifdef DEBUG 3433 if (ldebug(ioctl)) 3434 printf(ARGS(ioctl, "%d, %04lx, *"), args->fd, 3435 (unsigned long)args->cmd); 3436#endif 3437 3438 if ((error = fget(td, args->fd, CAP_IOCTL, &fp)) != 0) 3439 return (error); 3440 if ((fp->f_flag & (FREAD|FWRITE)) == 0) { 3441 fdrop(fp, td); 3442 return (EBADF); 3443 } 3444 3445 /* Iterate over the ioctl handlers */ 3446 cmd = args->cmd & 0xffff; 3447 sx_slock(&linux_ioctl_sx); 3448 mtx_lock(&Giant); 3449 TAILQ_FOREACH(he, &handlers, list) { 3450 if (cmd >= he->low && cmd <= he->high) { 3451 error = (*he->func)(td, args); 3452 if (error != ENOIOCTL) { 3453 mtx_unlock(&Giant); 3454 sx_sunlock(&linux_ioctl_sx); 3455 fdrop(fp, td); 3456 return (error); 3457 } 3458 } 3459 } 3460 mtx_unlock(&Giant); 3461 sx_sunlock(&linux_ioctl_sx); 3462 fdrop(fp, td); 3463 3464 linux_msg(td, "ioctl fd=%d, cmd=0x%x ('%c',%d) is not implemented", 3465 args->fd, (int)(args->cmd & 0xffff), 3466 (int)(args->cmd & 0xff00) >> 8, (int)(args->cmd & 0xff)); 3467 3468 return (EINVAL); 3469} 3470 3471int 3472linux_ioctl_register_handler(struct linux_ioctl_handler *h) 3473{ 3474 struct handler_element *he, *cur; 3475 3476 if (h == NULL || h->func == NULL) 3477 return (EINVAL); 3478 3479 /* 3480 * Reuse the element if the handler is already on the list, otherwise 3481 * create a new element. 3482 */ 3483 sx_xlock(&linux_ioctl_sx); 3484 TAILQ_FOREACH(he, &handlers, list) { 3485 if (he->func == h->func) 3486 break; 3487 } 3488 if (he == NULL) { 3489 he = malloc(sizeof(*he), 3490 M_LINUX, M_WAITOK); 3491 he->func = h->func; 3492 } else 3493 TAILQ_REMOVE(&handlers, he, list); 3494 3495 /* Initialize range information. */ 3496 he->low = h->low; 3497 he->high = h->high; 3498 he->span = h->high - h->low + 1; 3499 3500 /* Add the element to the list, sorted on span. */ 3501 TAILQ_FOREACH(cur, &handlers, list) { 3502 if (cur->span > he->span) { 3503 TAILQ_INSERT_BEFORE(cur, he, list); 3504 sx_xunlock(&linux_ioctl_sx); 3505 return (0); 3506 } 3507 } 3508 TAILQ_INSERT_TAIL(&handlers, he, list); 3509 sx_xunlock(&linux_ioctl_sx); 3510 3511 return (0); 3512} 3513 3514int 3515linux_ioctl_unregister_handler(struct linux_ioctl_handler *h) 3516{ 3517 struct handler_element *he; 3518 3519 if (h == NULL || h->func == NULL) 3520 return (EINVAL); 3521 3522 sx_xlock(&linux_ioctl_sx); 3523 TAILQ_FOREACH(he, &handlers, list) { 3524 if (he->func == h->func) { 3525 TAILQ_REMOVE(&handlers, he, list); 3526 sx_xunlock(&linux_ioctl_sx); 3527 free(he, M_LINUX); 3528 return (0); 3529 } 3530 } 3531 sx_xunlock(&linux_ioctl_sx); 3532 3533 return (EINVAL); 3534} 3535