linux_ioctl.c revision 293527
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: stable/10/sys/compat/linux/linux_ioctl.c 293527 2016-01-09 16:08:22Z dchagin $"); 33 34#include <sys/param.h> 35#include <sys/systm.h> 36#include <sys/sysproto.h> 37#include <sys/capsicum.h> 38#include <sys/cdio.h> 39#include <sys/dvdio.h> 40#include <sys/conf.h> 41#include <sys/disk.h> 42#include <sys/consio.h> 43#include <sys/ctype.h> 44#include <sys/fcntl.h> 45#include <sys/file.h> 46#include <sys/filedesc.h> 47#include <sys/filio.h> 48#include <sys/jail.h> 49#include <sys/kbio.h> 50#include <sys/kernel.h> 51#include <sys/linker_set.h> 52#include <sys/lock.h> 53#include <sys/malloc.h> 54#include <sys/proc.h> 55#include <sys/sbuf.h> 56#include <sys/socket.h> 57#include <sys/sockio.h> 58#include <sys/soundcard.h> 59#include <sys/stdint.h> 60#include <sys/sx.h> 61#include <sys/sysctl.h> 62#include <sys/tty.h> 63#include <sys/uio.h> 64#include <sys/types.h> 65#include <sys/mman.h> 66#include <sys/resourcevar.h> 67 68#include <net/if.h> 69#include <net/if_dl.h> 70#include <net/if_types.h> 71 72#include <dev/usb/usb_ioctl.h> 73 74#ifdef COMPAT_LINUX32 75#include <machine/../linux32/linux.h> 76#include <machine/../linux32/linux32_proto.h> 77#else 78#include <machine/../linux/linux.h> 79#include <machine/../linux/linux_proto.h> 80#endif 81 82#include <compat/linux/linux_ioctl.h> 83#include <compat/linux/linux_mib.h> 84#include <compat/linux/linux_socket.h> 85#include <compat/linux/linux_util.h> 86 87#include <contrib/v4l/videodev.h> 88#include <compat/linux/linux_videodev_compat.h> 89 90#include <contrib/v4l/videodev2.h> 91#include <compat/linux/linux_videodev2_compat.h> 92 93#include <cam/scsi/scsi_sg.h> 94 95CTASSERT(LINUX_IFNAMSIZ == IFNAMSIZ); 96 97FEATURE(linuxulator_v4l, "V4L ioctl wrapper support in the linuxulator"); 98FEATURE(linuxulator_v4l2, "V4L2 ioctl wrapper support in the linuxulator"); 99 100static linux_ioctl_function_t linux_ioctl_cdrom; 101static linux_ioctl_function_t linux_ioctl_vfat; 102static linux_ioctl_function_t linux_ioctl_console; 103static linux_ioctl_function_t linux_ioctl_hdio; 104static linux_ioctl_function_t linux_ioctl_disk; 105static linux_ioctl_function_t linux_ioctl_socket; 106static linux_ioctl_function_t linux_ioctl_sound; 107static linux_ioctl_function_t linux_ioctl_termio; 108static linux_ioctl_function_t linux_ioctl_private; 109static linux_ioctl_function_t linux_ioctl_drm; 110static linux_ioctl_function_t linux_ioctl_sg; 111static linux_ioctl_function_t linux_ioctl_v4l; 112static linux_ioctl_function_t linux_ioctl_v4l2; 113static linux_ioctl_function_t linux_ioctl_special; 114static linux_ioctl_function_t linux_ioctl_fbsd_usb; 115 116static struct linux_ioctl_handler cdrom_handler = 117{ linux_ioctl_cdrom, LINUX_IOCTL_CDROM_MIN, LINUX_IOCTL_CDROM_MAX }; 118static struct linux_ioctl_handler vfat_handler = 119{ linux_ioctl_vfat, LINUX_IOCTL_VFAT_MIN, LINUX_IOCTL_VFAT_MAX }; 120static struct linux_ioctl_handler console_handler = 121{ linux_ioctl_console, LINUX_IOCTL_CONSOLE_MIN, LINUX_IOCTL_CONSOLE_MAX }; 122static struct linux_ioctl_handler hdio_handler = 123{ linux_ioctl_hdio, LINUX_IOCTL_HDIO_MIN, LINUX_IOCTL_HDIO_MAX }; 124static struct linux_ioctl_handler disk_handler = 125{ linux_ioctl_disk, LINUX_IOCTL_DISK_MIN, LINUX_IOCTL_DISK_MAX }; 126static struct linux_ioctl_handler socket_handler = 127{ linux_ioctl_socket, LINUX_IOCTL_SOCKET_MIN, LINUX_IOCTL_SOCKET_MAX }; 128static struct linux_ioctl_handler sound_handler = 129{ linux_ioctl_sound, LINUX_IOCTL_SOUND_MIN, LINUX_IOCTL_SOUND_MAX }; 130static struct linux_ioctl_handler termio_handler = 131{ linux_ioctl_termio, LINUX_IOCTL_TERMIO_MIN, LINUX_IOCTL_TERMIO_MAX }; 132static struct linux_ioctl_handler private_handler = 133{ linux_ioctl_private, LINUX_IOCTL_PRIVATE_MIN, LINUX_IOCTL_PRIVATE_MAX }; 134static struct linux_ioctl_handler drm_handler = 135{ linux_ioctl_drm, LINUX_IOCTL_DRM_MIN, LINUX_IOCTL_DRM_MAX }; 136static struct linux_ioctl_handler sg_handler = 137{ linux_ioctl_sg, LINUX_IOCTL_SG_MIN, LINUX_IOCTL_SG_MAX }; 138static struct linux_ioctl_handler video_handler = 139{ linux_ioctl_v4l, LINUX_IOCTL_VIDEO_MIN, LINUX_IOCTL_VIDEO_MAX }; 140static struct linux_ioctl_handler video2_handler = 141{ linux_ioctl_v4l2, LINUX_IOCTL_VIDEO2_MIN, LINUX_IOCTL_VIDEO2_MAX }; 142static struct linux_ioctl_handler fbsd_usb = 143{ linux_ioctl_fbsd_usb, FBSD_LUSB_MIN, FBSD_LUSB_MAX }; 144 145DATA_SET(linux_ioctl_handler_set, cdrom_handler); 146DATA_SET(linux_ioctl_handler_set, vfat_handler); 147DATA_SET(linux_ioctl_handler_set, console_handler); 148DATA_SET(linux_ioctl_handler_set, hdio_handler); 149DATA_SET(linux_ioctl_handler_set, disk_handler); 150DATA_SET(linux_ioctl_handler_set, socket_handler); 151DATA_SET(linux_ioctl_handler_set, sound_handler); 152DATA_SET(linux_ioctl_handler_set, termio_handler); 153DATA_SET(linux_ioctl_handler_set, private_handler); 154DATA_SET(linux_ioctl_handler_set, drm_handler); 155DATA_SET(linux_ioctl_handler_set, sg_handler); 156DATA_SET(linux_ioctl_handler_set, video_handler); 157DATA_SET(linux_ioctl_handler_set, video2_handler); 158DATA_SET(linux_ioctl_handler_set, fbsd_usb); 159 160struct handler_element 161{ 162 TAILQ_ENTRY(handler_element) list; 163 int (*func)(struct thread *, struct linux_ioctl_args *); 164 int low, high, span; 165}; 166 167static TAILQ_HEAD(, handler_element) handlers = 168 TAILQ_HEAD_INITIALIZER(handlers); 169static struct sx linux_ioctl_sx; 170SX_SYSINIT(linux_ioctl, &linux_ioctl_sx, "linux ioctl handlers"); 171 172/* 173 * hdio related ioctls for VMWare support 174 */ 175 176struct linux_hd_geometry { 177 u_int8_t heads; 178 u_int8_t sectors; 179 u_int16_t cylinders; 180 u_int32_t start; 181}; 182 183struct linux_hd_big_geometry { 184 u_int8_t heads; 185 u_int8_t sectors; 186 u_int32_t cylinders; 187 u_int32_t start; 188}; 189 190static int 191linux_ioctl_hdio(struct thread *td, struct linux_ioctl_args *args) 192{ 193 cap_rights_t rights; 194 struct file *fp; 195 int error; 196 u_int sectorsize, fwcylinders, fwheads, fwsectors; 197 off_t mediasize, bytespercyl; 198 199 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 200 if (error != 0) 201 return (error); 202 switch (args->cmd & 0xffff) { 203 case LINUX_HDIO_GET_GEO: 204 case LINUX_HDIO_GET_GEO_BIG: 205 error = fo_ioctl(fp, DIOCGMEDIASIZE, 206 (caddr_t)&mediasize, td->td_ucred, td); 207 if (!error) 208 error = fo_ioctl(fp, DIOCGSECTORSIZE, 209 (caddr_t)§orsize, td->td_ucred, td); 210 if (!error) 211 error = fo_ioctl(fp, DIOCGFWHEADS, 212 (caddr_t)&fwheads, td->td_ucred, td); 213 if (!error) 214 error = fo_ioctl(fp, DIOCGFWSECTORS, 215 (caddr_t)&fwsectors, td->td_ucred, td); 216 /* 217 * XXX: DIOCGFIRSTOFFSET is not yet implemented, so 218 * so pretend that GEOM always says 0. This is NOT VALID 219 * for slices or partitions, only the per-disk raw devices. 220 */ 221 222 fdrop(fp, td); 223 if (error) 224 return (error); 225 /* 226 * 1. Calculate the number of bytes in a cylinder, 227 * given the firmware's notion of heads and sectors 228 * per cylinder. 229 * 2. Calculate the number of cylinders, given the total 230 * size of the media. 231 * All internal calculations should have 64-bit precision. 232 */ 233 bytespercyl = (off_t) sectorsize * fwheads * fwsectors; 234 fwcylinders = mediasize / bytespercyl; 235#if defined(DEBUG) 236 linux_msg(td, "HDIO_GET_GEO: mediasize %jd, c/h/s %d/%d/%d, " 237 "bpc %jd", 238 (intmax_t)mediasize, fwcylinders, fwheads, fwsectors, 239 (intmax_t)bytespercyl); 240#endif 241 if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO) { 242 struct linux_hd_geometry hdg; 243 244 hdg.cylinders = fwcylinders; 245 hdg.heads = fwheads; 246 hdg.sectors = fwsectors; 247 hdg.start = 0; 248 error = copyout(&hdg, (void *)args->arg, sizeof(hdg)); 249 } else if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO_BIG) { 250 struct linux_hd_big_geometry hdbg; 251 252 hdbg.cylinders = fwcylinders; 253 hdbg.heads = fwheads; 254 hdbg.sectors = fwsectors; 255 hdbg.start = 0; 256 error = copyout(&hdbg, (void *)args->arg, sizeof(hdbg)); 257 } 258 return (error); 259 break; 260 default: 261 /* XXX */ 262 linux_msg(td, 263 "ioctl fd=%d, cmd=0x%x ('%c',%d) is not implemented", 264 args->fd, (int)(args->cmd & 0xffff), 265 (int)(args->cmd & 0xff00) >> 8, 266 (int)(args->cmd & 0xff)); 267 break; 268 } 269 fdrop(fp, td); 270 return (ENOIOCTL); 271} 272 273static int 274linux_ioctl_disk(struct thread *td, struct linux_ioctl_args *args) 275{ 276 cap_rights_t rights; 277 struct file *fp; 278 int error; 279 u_int sectorsize; 280 off_t mediasize; 281 282 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 283 if (error != 0) 284 return (error); 285 switch (args->cmd & 0xffff) { 286 case LINUX_BLKGETSIZE: 287 error = fo_ioctl(fp, DIOCGSECTORSIZE, 288 (caddr_t)§orsize, td->td_ucred, td); 289 if (!error) 290 error = fo_ioctl(fp, DIOCGMEDIASIZE, 291 (caddr_t)&mediasize, td->td_ucred, td); 292 fdrop(fp, td); 293 if (error) 294 return (error); 295 sectorsize = mediasize / sectorsize; 296 /* 297 * XXX: How do we know we return the right size of integer ? 298 */ 299 return (copyout(§orsize, (void *)args->arg, 300 sizeof(sectorsize))); 301 break; 302 } 303 fdrop(fp, td); 304 return (ENOIOCTL); 305} 306 307/* 308 * termio related ioctls 309 */ 310 311struct linux_termio { 312 unsigned short c_iflag; 313 unsigned short c_oflag; 314 unsigned short c_cflag; 315 unsigned short c_lflag; 316 unsigned char c_line; 317 unsigned char c_cc[LINUX_NCC]; 318}; 319 320struct linux_termios { 321 unsigned int c_iflag; 322 unsigned int c_oflag; 323 unsigned int c_cflag; 324 unsigned int c_lflag; 325 unsigned char c_line; 326 unsigned char c_cc[LINUX_NCCS]; 327}; 328 329struct linux_winsize { 330 unsigned short ws_row, ws_col; 331 unsigned short ws_xpixel, ws_ypixel; 332}; 333 334struct speedtab { 335 int sp_speed; /* Speed. */ 336 int sp_code; /* Code. */ 337}; 338 339static struct speedtab sptab[] = { 340 { B0, LINUX_B0 }, { B50, LINUX_B50 }, 341 { B75, LINUX_B75 }, { B110, LINUX_B110 }, 342 { B134, LINUX_B134 }, { B150, LINUX_B150 }, 343 { B200, LINUX_B200 }, { B300, LINUX_B300 }, 344 { B600, LINUX_B600 }, { B1200, LINUX_B1200 }, 345 { B1800, LINUX_B1800 }, { B2400, LINUX_B2400 }, 346 { B4800, LINUX_B4800 }, { B9600, LINUX_B9600 }, 347 { B19200, LINUX_B19200 }, { B38400, LINUX_B38400 }, 348 { B57600, LINUX_B57600 }, { B115200, LINUX_B115200 }, 349 {-1, -1 } 350}; 351 352struct linux_serial_struct { 353 int type; 354 int line; 355 int port; 356 int irq; 357 int flags; 358 int xmit_fifo_size; 359 int custom_divisor; 360 int baud_base; 361 unsigned short close_delay; 362 char reserved_char[2]; 363 int hub6; 364 unsigned short closing_wait; 365 unsigned short closing_wait2; 366 int reserved[4]; 367}; 368 369static int 370linux_to_bsd_speed(int code, struct speedtab *table) 371{ 372 for ( ; table->sp_code != -1; table++) 373 if (table->sp_code == code) 374 return (table->sp_speed); 375 return -1; 376} 377 378static int 379bsd_to_linux_speed(int speed, struct speedtab *table) 380{ 381 for ( ; table->sp_speed != -1; table++) 382 if (table->sp_speed == speed) 383 return (table->sp_code); 384 return -1; 385} 386 387static void 388bsd_to_linux_termios(struct termios *bios, struct linux_termios *lios) 389{ 390 int i; 391 392#ifdef DEBUG 393 if (ldebug(ioctl)) { 394 printf("LINUX: BSD termios structure (input):\n"); 395 printf("i=%08x o=%08x c=%08x l=%08x ispeed=%d ospeed=%d\n", 396 bios->c_iflag, bios->c_oflag, bios->c_cflag, bios->c_lflag, 397 bios->c_ispeed, bios->c_ospeed); 398 printf("c_cc "); 399 for (i=0; i<NCCS; i++) 400 printf("%02x ", bios->c_cc[i]); 401 printf("\n"); 402 } 403#endif 404 405 lios->c_iflag = 0; 406 if (bios->c_iflag & IGNBRK) 407 lios->c_iflag |= LINUX_IGNBRK; 408 if (bios->c_iflag & BRKINT) 409 lios->c_iflag |= LINUX_BRKINT; 410 if (bios->c_iflag & IGNPAR) 411 lios->c_iflag |= LINUX_IGNPAR; 412 if (bios->c_iflag & PARMRK) 413 lios->c_iflag |= LINUX_PARMRK; 414 if (bios->c_iflag & INPCK) 415 lios->c_iflag |= LINUX_INPCK; 416 if (bios->c_iflag & ISTRIP) 417 lios->c_iflag |= LINUX_ISTRIP; 418 if (bios->c_iflag & INLCR) 419 lios->c_iflag |= LINUX_INLCR; 420 if (bios->c_iflag & IGNCR) 421 lios->c_iflag |= LINUX_IGNCR; 422 if (bios->c_iflag & ICRNL) 423 lios->c_iflag |= LINUX_ICRNL; 424 if (bios->c_iflag & IXON) 425 lios->c_iflag |= LINUX_IXON; 426 if (bios->c_iflag & IXANY) 427 lios->c_iflag |= LINUX_IXANY; 428 if (bios->c_iflag & IXOFF) 429 lios->c_iflag |= LINUX_IXOFF; 430 if (bios->c_iflag & IMAXBEL) 431 lios->c_iflag |= LINUX_IMAXBEL; 432 433 lios->c_oflag = 0; 434 if (bios->c_oflag & OPOST) 435 lios->c_oflag |= LINUX_OPOST; 436 if (bios->c_oflag & ONLCR) 437 lios->c_oflag |= LINUX_ONLCR; 438 if (bios->c_oflag & TAB3) 439 lios->c_oflag |= LINUX_XTABS; 440 441 lios->c_cflag = bsd_to_linux_speed(bios->c_ispeed, sptab); 442 lios->c_cflag |= (bios->c_cflag & CSIZE) >> 4; 443 if (bios->c_cflag & CSTOPB) 444 lios->c_cflag |= LINUX_CSTOPB; 445 if (bios->c_cflag & CREAD) 446 lios->c_cflag |= LINUX_CREAD; 447 if (bios->c_cflag & PARENB) 448 lios->c_cflag |= LINUX_PARENB; 449 if (bios->c_cflag & PARODD) 450 lios->c_cflag |= LINUX_PARODD; 451 if (bios->c_cflag & HUPCL) 452 lios->c_cflag |= LINUX_HUPCL; 453 if (bios->c_cflag & CLOCAL) 454 lios->c_cflag |= LINUX_CLOCAL; 455 if (bios->c_cflag & CRTSCTS) 456 lios->c_cflag |= LINUX_CRTSCTS; 457 458 lios->c_lflag = 0; 459 if (bios->c_lflag & ISIG) 460 lios->c_lflag |= LINUX_ISIG; 461 if (bios->c_lflag & ICANON) 462 lios->c_lflag |= LINUX_ICANON; 463 if (bios->c_lflag & ECHO) 464 lios->c_lflag |= LINUX_ECHO; 465 if (bios->c_lflag & ECHOE) 466 lios->c_lflag |= LINUX_ECHOE; 467 if (bios->c_lflag & ECHOK) 468 lios->c_lflag |= LINUX_ECHOK; 469 if (bios->c_lflag & ECHONL) 470 lios->c_lflag |= LINUX_ECHONL; 471 if (bios->c_lflag & NOFLSH) 472 lios->c_lflag |= LINUX_NOFLSH; 473 if (bios->c_lflag & TOSTOP) 474 lios->c_lflag |= LINUX_TOSTOP; 475 if (bios->c_lflag & ECHOCTL) 476 lios->c_lflag |= LINUX_ECHOCTL; 477 if (bios->c_lflag & ECHOPRT) 478 lios->c_lflag |= LINUX_ECHOPRT; 479 if (bios->c_lflag & ECHOKE) 480 lios->c_lflag |= LINUX_ECHOKE; 481 if (bios->c_lflag & FLUSHO) 482 lios->c_lflag |= LINUX_FLUSHO; 483 if (bios->c_lflag & PENDIN) 484 lios->c_lflag |= LINUX_PENDIN; 485 if (bios->c_lflag & IEXTEN) 486 lios->c_lflag |= LINUX_IEXTEN; 487 488 for (i=0; i<LINUX_NCCS; i++) 489 lios->c_cc[i] = LINUX_POSIX_VDISABLE; 490 lios->c_cc[LINUX_VINTR] = bios->c_cc[VINTR]; 491 lios->c_cc[LINUX_VQUIT] = bios->c_cc[VQUIT]; 492 lios->c_cc[LINUX_VERASE] = bios->c_cc[VERASE]; 493 lios->c_cc[LINUX_VKILL] = bios->c_cc[VKILL]; 494 lios->c_cc[LINUX_VEOF] = bios->c_cc[VEOF]; 495 lios->c_cc[LINUX_VEOL] = bios->c_cc[VEOL]; 496 lios->c_cc[LINUX_VMIN] = bios->c_cc[VMIN]; 497 lios->c_cc[LINUX_VTIME] = bios->c_cc[VTIME]; 498 lios->c_cc[LINUX_VEOL2] = bios->c_cc[VEOL2]; 499 lios->c_cc[LINUX_VSUSP] = bios->c_cc[VSUSP]; 500 lios->c_cc[LINUX_VSTART] = bios->c_cc[VSTART]; 501 lios->c_cc[LINUX_VSTOP] = bios->c_cc[VSTOP]; 502 lios->c_cc[LINUX_VREPRINT] = bios->c_cc[VREPRINT]; 503 lios->c_cc[LINUX_VDISCARD] = bios->c_cc[VDISCARD]; 504 lios->c_cc[LINUX_VWERASE] = bios->c_cc[VWERASE]; 505 lios->c_cc[LINUX_VLNEXT] = bios->c_cc[VLNEXT]; 506 507 for (i=0; i<LINUX_NCCS; i++) { 508 if (i != LINUX_VMIN && i != LINUX_VTIME && 509 lios->c_cc[i] == _POSIX_VDISABLE) 510 lios->c_cc[i] = LINUX_POSIX_VDISABLE; 511 } 512 lios->c_line = 0; 513 514#ifdef DEBUG 515 if (ldebug(ioctl)) { 516 printf("LINUX: LINUX termios structure (output):\n"); 517 printf("i=%08x o=%08x c=%08x l=%08x line=%d\n", 518 lios->c_iflag, lios->c_oflag, lios->c_cflag, 519 lios->c_lflag, (int)lios->c_line); 520 printf("c_cc "); 521 for (i=0; i<LINUX_NCCS; i++) 522 printf("%02x ", lios->c_cc[i]); 523 printf("\n"); 524 } 525#endif 526} 527 528static void 529linux_to_bsd_termios(struct linux_termios *lios, struct termios *bios) 530{ 531 int i; 532 533#ifdef DEBUG 534 if (ldebug(ioctl)) { 535 printf("LINUX: LINUX termios structure (input):\n"); 536 printf("i=%08x o=%08x c=%08x l=%08x line=%d\n", 537 lios->c_iflag, lios->c_oflag, lios->c_cflag, 538 lios->c_lflag, (int)lios->c_line); 539 printf("c_cc "); 540 for (i=0; i<LINUX_NCCS; i++) 541 printf("%02x ", lios->c_cc[i]); 542 printf("\n"); 543 } 544#endif 545 546 bios->c_iflag = 0; 547 if (lios->c_iflag & LINUX_IGNBRK) 548 bios->c_iflag |= IGNBRK; 549 if (lios->c_iflag & LINUX_BRKINT) 550 bios->c_iflag |= BRKINT; 551 if (lios->c_iflag & LINUX_IGNPAR) 552 bios->c_iflag |= IGNPAR; 553 if (lios->c_iflag & LINUX_PARMRK) 554 bios->c_iflag |= PARMRK; 555 if (lios->c_iflag & LINUX_INPCK) 556 bios->c_iflag |= INPCK; 557 if (lios->c_iflag & LINUX_ISTRIP) 558 bios->c_iflag |= ISTRIP; 559 if (lios->c_iflag & LINUX_INLCR) 560 bios->c_iflag |= INLCR; 561 if (lios->c_iflag & LINUX_IGNCR) 562 bios->c_iflag |= IGNCR; 563 if (lios->c_iflag & LINUX_ICRNL) 564 bios->c_iflag |= ICRNL; 565 if (lios->c_iflag & LINUX_IXON) 566 bios->c_iflag |= IXON; 567 if (lios->c_iflag & LINUX_IXANY) 568 bios->c_iflag |= IXANY; 569 if (lios->c_iflag & LINUX_IXOFF) 570 bios->c_iflag |= IXOFF; 571 if (lios->c_iflag & LINUX_IMAXBEL) 572 bios->c_iflag |= IMAXBEL; 573 574 bios->c_oflag = 0; 575 if (lios->c_oflag & LINUX_OPOST) 576 bios->c_oflag |= OPOST; 577 if (lios->c_oflag & LINUX_ONLCR) 578 bios->c_oflag |= ONLCR; 579 if (lios->c_oflag & LINUX_XTABS) 580 bios->c_oflag |= TAB3; 581 582 bios->c_cflag = (lios->c_cflag & LINUX_CSIZE) << 4; 583 if (lios->c_cflag & LINUX_CSTOPB) 584 bios->c_cflag |= CSTOPB; 585 if (lios->c_cflag & LINUX_CREAD) 586 bios->c_cflag |= CREAD; 587 if (lios->c_cflag & LINUX_PARENB) 588 bios->c_cflag |= PARENB; 589 if (lios->c_cflag & LINUX_PARODD) 590 bios->c_cflag |= PARODD; 591 if (lios->c_cflag & LINUX_HUPCL) 592 bios->c_cflag |= HUPCL; 593 if (lios->c_cflag & LINUX_CLOCAL) 594 bios->c_cflag |= CLOCAL; 595 if (lios->c_cflag & LINUX_CRTSCTS) 596 bios->c_cflag |= CRTSCTS; 597 598 bios->c_lflag = 0; 599 if (lios->c_lflag & LINUX_ISIG) 600 bios->c_lflag |= ISIG; 601 if (lios->c_lflag & LINUX_ICANON) 602 bios->c_lflag |= ICANON; 603 if (lios->c_lflag & LINUX_ECHO) 604 bios->c_lflag |= ECHO; 605 if (lios->c_lflag & LINUX_ECHOE) 606 bios->c_lflag |= ECHOE; 607 if (lios->c_lflag & LINUX_ECHOK) 608 bios->c_lflag |= ECHOK; 609 if (lios->c_lflag & LINUX_ECHONL) 610 bios->c_lflag |= ECHONL; 611 if (lios->c_lflag & LINUX_NOFLSH) 612 bios->c_lflag |= NOFLSH; 613 if (lios->c_lflag & LINUX_TOSTOP) 614 bios->c_lflag |= TOSTOP; 615 if (lios->c_lflag & LINUX_ECHOCTL) 616 bios->c_lflag |= ECHOCTL; 617 if (lios->c_lflag & LINUX_ECHOPRT) 618 bios->c_lflag |= ECHOPRT; 619 if (lios->c_lflag & LINUX_ECHOKE) 620 bios->c_lflag |= ECHOKE; 621 if (lios->c_lflag & LINUX_FLUSHO) 622 bios->c_lflag |= FLUSHO; 623 if (lios->c_lflag & LINUX_PENDIN) 624 bios->c_lflag |= PENDIN; 625 if (lios->c_lflag & LINUX_IEXTEN) 626 bios->c_lflag |= IEXTEN; 627 628 for (i=0; i<NCCS; i++) 629 bios->c_cc[i] = _POSIX_VDISABLE; 630 bios->c_cc[VINTR] = lios->c_cc[LINUX_VINTR]; 631 bios->c_cc[VQUIT] = lios->c_cc[LINUX_VQUIT]; 632 bios->c_cc[VERASE] = lios->c_cc[LINUX_VERASE]; 633 bios->c_cc[VKILL] = lios->c_cc[LINUX_VKILL]; 634 bios->c_cc[VEOF] = lios->c_cc[LINUX_VEOF]; 635 bios->c_cc[VEOL] = lios->c_cc[LINUX_VEOL]; 636 bios->c_cc[VMIN] = lios->c_cc[LINUX_VMIN]; 637 bios->c_cc[VTIME] = lios->c_cc[LINUX_VTIME]; 638 bios->c_cc[VEOL2] = lios->c_cc[LINUX_VEOL2]; 639 bios->c_cc[VSUSP] = lios->c_cc[LINUX_VSUSP]; 640 bios->c_cc[VSTART] = lios->c_cc[LINUX_VSTART]; 641 bios->c_cc[VSTOP] = lios->c_cc[LINUX_VSTOP]; 642 bios->c_cc[VREPRINT] = lios->c_cc[LINUX_VREPRINT]; 643 bios->c_cc[VDISCARD] = lios->c_cc[LINUX_VDISCARD]; 644 bios->c_cc[VWERASE] = lios->c_cc[LINUX_VWERASE]; 645 bios->c_cc[VLNEXT] = lios->c_cc[LINUX_VLNEXT]; 646 647 for (i=0; i<NCCS; i++) { 648 if (i != VMIN && i != VTIME && 649 bios->c_cc[i] == LINUX_POSIX_VDISABLE) 650 bios->c_cc[i] = _POSIX_VDISABLE; 651 } 652 653 bios->c_ispeed = bios->c_ospeed = 654 linux_to_bsd_speed(lios->c_cflag & LINUX_CBAUD, sptab); 655 656#ifdef DEBUG 657 if (ldebug(ioctl)) { 658 printf("LINUX: BSD termios structure (output):\n"); 659 printf("i=%08x o=%08x c=%08x l=%08x ispeed=%d ospeed=%d\n", 660 bios->c_iflag, bios->c_oflag, bios->c_cflag, bios->c_lflag, 661 bios->c_ispeed, bios->c_ospeed); 662 printf("c_cc "); 663 for (i=0; i<NCCS; i++) 664 printf("%02x ", bios->c_cc[i]); 665 printf("\n"); 666 } 667#endif 668} 669 670static void 671bsd_to_linux_termio(struct termios *bios, struct linux_termio *lio) 672{ 673 struct linux_termios lios; 674 675 bsd_to_linux_termios(bios, &lios); 676 lio->c_iflag = lios.c_iflag; 677 lio->c_oflag = lios.c_oflag; 678 lio->c_cflag = lios.c_cflag; 679 lio->c_lflag = lios.c_lflag; 680 lio->c_line = lios.c_line; 681 memcpy(lio->c_cc, lios.c_cc, LINUX_NCC); 682} 683 684static void 685linux_to_bsd_termio(struct linux_termio *lio, struct termios *bios) 686{ 687 struct linux_termios lios; 688 int i; 689 690 lios.c_iflag = lio->c_iflag; 691 lios.c_oflag = lio->c_oflag; 692 lios.c_cflag = lio->c_cflag; 693 lios.c_lflag = lio->c_lflag; 694 for (i=LINUX_NCC; i<LINUX_NCCS; i++) 695 lios.c_cc[i] = LINUX_POSIX_VDISABLE; 696 memcpy(lios.c_cc, lio->c_cc, LINUX_NCC); 697 linux_to_bsd_termios(&lios, bios); 698} 699 700static int 701linux_ioctl_termio(struct thread *td, struct linux_ioctl_args *args) 702{ 703 struct termios bios; 704 struct linux_termios lios; 705 struct linux_termio lio; 706 cap_rights_t rights; 707 struct file *fp; 708 int error; 709 710 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 711 if (error != 0) 712 return (error); 713 714 switch (args->cmd & 0xffff) { 715 716 case LINUX_TCGETS: 717 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred, 718 td); 719 if (error) 720 break; 721 bsd_to_linux_termios(&bios, &lios); 722 error = copyout(&lios, (void *)args->arg, sizeof(lios)); 723 break; 724 725 case LINUX_TCSETS: 726 error = copyin((void *)args->arg, &lios, sizeof(lios)); 727 if (error) 728 break; 729 linux_to_bsd_termios(&lios, &bios); 730 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred, 731 td)); 732 break; 733 734 case LINUX_TCSETSW: 735 error = copyin((void *)args->arg, &lios, sizeof(lios)); 736 if (error) 737 break; 738 linux_to_bsd_termios(&lios, &bios); 739 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred, 740 td)); 741 break; 742 743 case LINUX_TCSETSF: 744 error = copyin((void *)args->arg, &lios, sizeof(lios)); 745 if (error) 746 break; 747 linux_to_bsd_termios(&lios, &bios); 748 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred, 749 td)); 750 break; 751 752 case LINUX_TCGETA: 753 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred, 754 td); 755 if (error) 756 break; 757 bsd_to_linux_termio(&bios, &lio); 758 error = (copyout(&lio, (void *)args->arg, sizeof(lio))); 759 break; 760 761 case LINUX_TCSETA: 762 error = copyin((void *)args->arg, &lio, sizeof(lio)); 763 if (error) 764 break; 765 linux_to_bsd_termio(&lio, &bios); 766 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred, 767 td)); 768 break; 769 770 case LINUX_TCSETAW: 771 error = copyin((void *)args->arg, &lio, sizeof(lio)); 772 if (error) 773 break; 774 linux_to_bsd_termio(&lio, &bios); 775 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred, 776 td)); 777 break; 778 779 case LINUX_TCSETAF: 780 error = copyin((void *)args->arg, &lio, sizeof(lio)); 781 if (error) 782 break; 783 linux_to_bsd_termio(&lio, &bios); 784 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred, 785 td)); 786 break; 787 788 /* LINUX_TCSBRK */ 789 790 case LINUX_TCXONC: { 791 switch (args->arg) { 792 case LINUX_TCOOFF: 793 args->cmd = TIOCSTOP; 794 break; 795 case LINUX_TCOON: 796 args->cmd = TIOCSTART; 797 break; 798 case LINUX_TCIOFF: 799 case LINUX_TCION: { 800 int c; 801 struct write_args wr; 802 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, 803 td->td_ucred, td); 804 if (error) 805 break; 806 fdrop(fp, td); 807 c = (args->arg == LINUX_TCIOFF) ? VSTOP : VSTART; 808 c = bios.c_cc[c]; 809 if (c != _POSIX_VDISABLE) { 810 wr.fd = args->fd; 811 wr.buf = &c; 812 wr.nbyte = sizeof(c); 813 return (sys_write(td, &wr)); 814 } else 815 return (0); 816 } 817 default: 818 fdrop(fp, td); 819 return (EINVAL); 820 } 821 args->arg = 0; 822 error = (sys_ioctl(td, (struct ioctl_args *)args)); 823 break; 824 } 825 826 case LINUX_TCFLSH: { 827 int val; 828 switch (args->arg) { 829 case LINUX_TCIFLUSH: 830 val = FREAD; 831 break; 832 case LINUX_TCOFLUSH: 833 val = FWRITE; 834 break; 835 case LINUX_TCIOFLUSH: 836 val = FREAD | FWRITE; 837 break; 838 default: 839 fdrop(fp, td); 840 return (EINVAL); 841 } 842 error = (fo_ioctl(fp,TIOCFLUSH,(caddr_t)&val,td->td_ucred,td)); 843 break; 844 } 845 846 case LINUX_TIOCEXCL: 847 args->cmd = TIOCEXCL; 848 error = (sys_ioctl(td, (struct ioctl_args *)args)); 849 break; 850 851 case LINUX_TIOCNXCL: 852 args->cmd = TIOCNXCL; 853 error = (sys_ioctl(td, (struct ioctl_args *)args)); 854 break; 855 856 case LINUX_TIOCSCTTY: 857 args->cmd = TIOCSCTTY; 858 error = (sys_ioctl(td, (struct ioctl_args *)args)); 859 break; 860 861 case LINUX_TIOCGPGRP: 862 args->cmd = TIOCGPGRP; 863 error = (sys_ioctl(td, (struct ioctl_args *)args)); 864 break; 865 866 case LINUX_TIOCSPGRP: 867 args->cmd = TIOCSPGRP; 868 error = (sys_ioctl(td, (struct ioctl_args *)args)); 869 break; 870 871 /* LINUX_TIOCOUTQ */ 872 /* LINUX_TIOCSTI */ 873 874 case LINUX_TIOCGWINSZ: 875 args->cmd = TIOCGWINSZ; 876 error = (sys_ioctl(td, (struct ioctl_args *)args)); 877 break; 878 879 case LINUX_TIOCSWINSZ: 880 args->cmd = TIOCSWINSZ; 881 error = (sys_ioctl(td, (struct ioctl_args *)args)); 882 break; 883 884 case LINUX_TIOCMGET: 885 args->cmd = TIOCMGET; 886 error = (sys_ioctl(td, (struct ioctl_args *)args)); 887 break; 888 889 case LINUX_TIOCMBIS: 890 args->cmd = TIOCMBIS; 891 error = (sys_ioctl(td, (struct ioctl_args *)args)); 892 break; 893 894 case LINUX_TIOCMBIC: 895 args->cmd = TIOCMBIC; 896 error = (sys_ioctl(td, (struct ioctl_args *)args)); 897 break; 898 899 case LINUX_TIOCMSET: 900 args->cmd = TIOCMSET; 901 error = (sys_ioctl(td, (struct ioctl_args *)args)); 902 break; 903 904 /* TIOCGSOFTCAR */ 905 /* TIOCSSOFTCAR */ 906 907 case LINUX_FIONREAD: /* LINUX_TIOCINQ */ 908 args->cmd = FIONREAD; 909 error = (sys_ioctl(td, (struct ioctl_args *)args)); 910 break; 911 912 /* LINUX_TIOCLINUX */ 913 914 case LINUX_TIOCCONS: 915 args->cmd = TIOCCONS; 916 error = (sys_ioctl(td, (struct ioctl_args *)args)); 917 break; 918 919 case LINUX_TIOCGSERIAL: { 920 struct linux_serial_struct lss; 921 lss.type = LINUX_PORT_16550A; 922 lss.flags = 0; 923 lss.close_delay = 0; 924 error = copyout(&lss, (void *)args->arg, sizeof(lss)); 925 break; 926 } 927 928 case LINUX_TIOCSSERIAL: { 929 struct linux_serial_struct lss; 930 error = copyin((void *)args->arg, &lss, sizeof(lss)); 931 if (error) 932 break; 933 /* XXX - It really helps to have an implementation that 934 * does nothing. NOT! 935 */ 936 error = 0; 937 break; 938 } 939 940 case LINUX_TIOCPKT: 941 args->cmd = TIOCPKT; 942 error = (sys_ioctl(td, (struct ioctl_args *)args)); 943 break; 944 945 case LINUX_FIONBIO: 946 args->cmd = FIONBIO; 947 error = (sys_ioctl(td, (struct ioctl_args *)args)); 948 break; 949 950 case LINUX_TIOCNOTTY: 951 args->cmd = TIOCNOTTY; 952 error = (sys_ioctl(td, (struct ioctl_args *)args)); 953 break; 954 955 case LINUX_TIOCSETD: { 956 int line; 957 switch (args->arg) { 958 case LINUX_N_TTY: 959 line = TTYDISC; 960 break; 961 case LINUX_N_SLIP: 962 line = SLIPDISC; 963 break; 964 case LINUX_N_PPP: 965 line = PPPDISC; 966 break; 967 default: 968 fdrop(fp, td); 969 return (EINVAL); 970 } 971 error = (fo_ioctl(fp, TIOCSETD, (caddr_t)&line, td->td_ucred, 972 td)); 973 break; 974 } 975 976 case LINUX_TIOCGETD: { 977 int linux_line; 978 int bsd_line = TTYDISC; 979 error = fo_ioctl(fp, TIOCGETD, (caddr_t)&bsd_line, 980 td->td_ucred, td); 981 if (error) 982 return (error); 983 switch (bsd_line) { 984 case TTYDISC: 985 linux_line = LINUX_N_TTY; 986 break; 987 case SLIPDISC: 988 linux_line = LINUX_N_SLIP; 989 break; 990 case PPPDISC: 991 linux_line = LINUX_N_PPP; 992 break; 993 default: 994 fdrop(fp, td); 995 return (EINVAL); 996 } 997 error = (copyout(&linux_line, (void *)args->arg, sizeof(int))); 998 break; 999 } 1000 1001 /* LINUX_TCSBRKP */ 1002 /* LINUX_TIOCTTYGSTRUCT */ 1003 1004 case LINUX_FIONCLEX: 1005 args->cmd = FIONCLEX; 1006 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1007 break; 1008 1009 case LINUX_FIOCLEX: 1010 args->cmd = FIOCLEX; 1011 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1012 break; 1013 1014 case LINUX_FIOASYNC: 1015 args->cmd = FIOASYNC; 1016 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1017 break; 1018 1019 /* LINUX_TIOCSERCONFIG */ 1020 /* LINUX_TIOCSERGWILD */ 1021 /* LINUX_TIOCSERSWILD */ 1022 /* LINUX_TIOCGLCKTRMIOS */ 1023 /* LINUX_TIOCSLCKTRMIOS */ 1024 1025 case LINUX_TIOCSBRK: 1026 args->cmd = TIOCSBRK; 1027 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1028 break; 1029 1030 case LINUX_TIOCCBRK: 1031 args->cmd = TIOCCBRK; 1032 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1033 break; 1034 case LINUX_TIOCGPTN: { 1035 int nb; 1036 1037 error = fo_ioctl(fp, TIOCGPTN, (caddr_t)&nb, td->td_ucred, td); 1038 if (!error) 1039 error = copyout(&nb, (void *)args->arg, 1040 sizeof(int)); 1041 break; 1042 } 1043 case LINUX_TIOCSPTLCK: 1044 /* Our unlockpt() does nothing. */ 1045 error = 0; 1046 break; 1047 default: 1048 error = ENOIOCTL; 1049 break; 1050 } 1051 1052 fdrop(fp, td); 1053 return (error); 1054} 1055 1056/* 1057 * CDROM related ioctls 1058 */ 1059 1060struct linux_cdrom_msf 1061{ 1062 u_char cdmsf_min0; 1063 u_char cdmsf_sec0; 1064 u_char cdmsf_frame0; 1065 u_char cdmsf_min1; 1066 u_char cdmsf_sec1; 1067 u_char cdmsf_frame1; 1068}; 1069 1070struct linux_cdrom_tochdr 1071{ 1072 u_char cdth_trk0; 1073 u_char cdth_trk1; 1074}; 1075 1076union linux_cdrom_addr 1077{ 1078 struct { 1079 u_char minute; 1080 u_char second; 1081 u_char frame; 1082 } msf; 1083 int lba; 1084}; 1085 1086struct linux_cdrom_tocentry 1087{ 1088 u_char cdte_track; 1089 u_char cdte_adr:4; 1090 u_char cdte_ctrl:4; 1091 u_char cdte_format; 1092 union linux_cdrom_addr cdte_addr; 1093 u_char cdte_datamode; 1094}; 1095 1096struct linux_cdrom_subchnl 1097{ 1098 u_char cdsc_format; 1099 u_char cdsc_audiostatus; 1100 u_char cdsc_adr:4; 1101 u_char cdsc_ctrl:4; 1102 u_char cdsc_trk; 1103 u_char cdsc_ind; 1104 union linux_cdrom_addr cdsc_absaddr; 1105 union linux_cdrom_addr cdsc_reladdr; 1106}; 1107 1108struct l_cdrom_read_audio { 1109 union linux_cdrom_addr addr; 1110 u_char addr_format; 1111 l_int nframes; 1112 u_char *buf; 1113}; 1114 1115struct l_dvd_layer { 1116 u_char book_version:4; 1117 u_char book_type:4; 1118 u_char min_rate:4; 1119 u_char disc_size:4; 1120 u_char layer_type:4; 1121 u_char track_path:1; 1122 u_char nlayers:2; 1123 u_char track_density:4; 1124 u_char linear_density:4; 1125 u_char bca:1; 1126 u_int32_t start_sector; 1127 u_int32_t end_sector; 1128 u_int32_t end_sector_l0; 1129}; 1130 1131struct l_dvd_physical { 1132 u_char type; 1133 u_char layer_num; 1134 struct l_dvd_layer layer[4]; 1135}; 1136 1137struct l_dvd_copyright { 1138 u_char type; 1139 u_char layer_num; 1140 u_char cpst; 1141 u_char rmi; 1142}; 1143 1144struct l_dvd_disckey { 1145 u_char type; 1146 l_uint agid:2; 1147 u_char value[2048]; 1148}; 1149 1150struct l_dvd_bca { 1151 u_char type; 1152 l_int len; 1153 u_char value[188]; 1154}; 1155 1156struct l_dvd_manufact { 1157 u_char type; 1158 u_char layer_num; 1159 l_int len; 1160 u_char value[2048]; 1161}; 1162 1163typedef union { 1164 u_char type; 1165 struct l_dvd_physical physical; 1166 struct l_dvd_copyright copyright; 1167 struct l_dvd_disckey disckey; 1168 struct l_dvd_bca bca; 1169 struct l_dvd_manufact manufact; 1170} l_dvd_struct; 1171 1172typedef u_char l_dvd_key[5]; 1173typedef u_char l_dvd_challenge[10]; 1174 1175struct l_dvd_lu_send_agid { 1176 u_char type; 1177 l_uint agid:2; 1178}; 1179 1180struct l_dvd_host_send_challenge { 1181 u_char type; 1182 l_uint agid:2; 1183 l_dvd_challenge chal; 1184}; 1185 1186struct l_dvd_send_key { 1187 u_char type; 1188 l_uint agid:2; 1189 l_dvd_key key; 1190}; 1191 1192struct l_dvd_lu_send_challenge { 1193 u_char type; 1194 l_uint agid:2; 1195 l_dvd_challenge chal; 1196}; 1197 1198struct l_dvd_lu_send_title_key { 1199 u_char type; 1200 l_uint agid:2; 1201 l_dvd_key title_key; 1202 l_int lba; 1203 l_uint cpm:1; 1204 l_uint cp_sec:1; 1205 l_uint cgms:2; 1206}; 1207 1208struct l_dvd_lu_send_asf { 1209 u_char type; 1210 l_uint agid:2; 1211 l_uint asf:1; 1212}; 1213 1214struct l_dvd_host_send_rpcstate { 1215 u_char type; 1216 u_char pdrc; 1217}; 1218 1219struct l_dvd_lu_send_rpcstate { 1220 u_char type:2; 1221 u_char vra:3; 1222 u_char ucca:3; 1223 u_char region_mask; 1224 u_char rpc_scheme; 1225}; 1226 1227typedef union { 1228 u_char type; 1229 struct l_dvd_lu_send_agid lsa; 1230 struct l_dvd_host_send_challenge hsc; 1231 struct l_dvd_send_key lsk; 1232 struct l_dvd_lu_send_challenge lsc; 1233 struct l_dvd_send_key hsk; 1234 struct l_dvd_lu_send_title_key lstk; 1235 struct l_dvd_lu_send_asf lsasf; 1236 struct l_dvd_host_send_rpcstate hrpcs; 1237 struct l_dvd_lu_send_rpcstate lrpcs; 1238} l_dvd_authinfo; 1239 1240static void 1241bsd_to_linux_msf_lba(u_char af, union msf_lba *bp, union linux_cdrom_addr *lp) 1242{ 1243 if (af == CD_LBA_FORMAT) 1244 lp->lba = bp->lba; 1245 else { 1246 lp->msf.minute = bp->msf.minute; 1247 lp->msf.second = bp->msf.second; 1248 lp->msf.frame = bp->msf.frame; 1249 } 1250} 1251 1252static void 1253set_linux_cdrom_addr(union linux_cdrom_addr *addr, int format, int lba) 1254{ 1255 if (format == LINUX_CDROM_MSF) { 1256 addr->msf.frame = lba % 75; 1257 lba /= 75; 1258 lba += 2; 1259 addr->msf.second = lba % 60; 1260 addr->msf.minute = lba / 60; 1261 } else 1262 addr->lba = lba; 1263} 1264 1265static int 1266linux_to_bsd_dvd_struct(l_dvd_struct *lp, struct dvd_struct *bp) 1267{ 1268 bp->format = lp->type; 1269 switch (bp->format) { 1270 case DVD_STRUCT_PHYSICAL: 1271 if (bp->layer_num >= 4) 1272 return (EINVAL); 1273 bp->layer_num = lp->physical.layer_num; 1274 break; 1275 case DVD_STRUCT_COPYRIGHT: 1276 bp->layer_num = lp->copyright.layer_num; 1277 break; 1278 case DVD_STRUCT_DISCKEY: 1279 bp->agid = lp->disckey.agid; 1280 break; 1281 case DVD_STRUCT_BCA: 1282 case DVD_STRUCT_MANUFACT: 1283 break; 1284 default: 1285 return (EINVAL); 1286 } 1287 return (0); 1288} 1289 1290static int 1291bsd_to_linux_dvd_struct(struct dvd_struct *bp, l_dvd_struct *lp) 1292{ 1293 switch (bp->format) { 1294 case DVD_STRUCT_PHYSICAL: { 1295 struct dvd_layer *blp = (struct dvd_layer *)bp->data; 1296 struct l_dvd_layer *llp = &lp->physical.layer[bp->layer_num]; 1297 memset(llp, 0, sizeof(*llp)); 1298 llp->book_version = blp->book_version; 1299 llp->book_type = blp->book_type; 1300 llp->min_rate = blp->max_rate; 1301 llp->disc_size = blp->disc_size; 1302 llp->layer_type = blp->layer_type; 1303 llp->track_path = blp->track_path; 1304 llp->nlayers = blp->nlayers; 1305 llp->track_density = blp->track_density; 1306 llp->linear_density = blp->linear_density; 1307 llp->bca = blp->bca; 1308 llp->start_sector = blp->start_sector; 1309 llp->end_sector = blp->end_sector; 1310 llp->end_sector_l0 = blp->end_sector_l0; 1311 break; 1312 } 1313 case DVD_STRUCT_COPYRIGHT: 1314 lp->copyright.cpst = bp->cpst; 1315 lp->copyright.rmi = bp->rmi; 1316 break; 1317 case DVD_STRUCT_DISCKEY: 1318 memcpy(lp->disckey.value, bp->data, sizeof(lp->disckey.value)); 1319 break; 1320 case DVD_STRUCT_BCA: 1321 lp->bca.len = bp->length; 1322 memcpy(lp->bca.value, bp->data, sizeof(lp->bca.value)); 1323 break; 1324 case DVD_STRUCT_MANUFACT: 1325 lp->manufact.len = bp->length; 1326 memcpy(lp->manufact.value, bp->data, 1327 sizeof(lp->manufact.value)); 1328 /* lp->manufact.layer_num is unused in linux (redhat 7.0) */ 1329 break; 1330 default: 1331 return (EINVAL); 1332 } 1333 return (0); 1334} 1335 1336static int 1337linux_to_bsd_dvd_authinfo(l_dvd_authinfo *lp, int *bcode, 1338 struct dvd_authinfo *bp) 1339{ 1340 switch (lp->type) { 1341 case LINUX_DVD_LU_SEND_AGID: 1342 *bcode = DVDIOCREPORTKEY; 1343 bp->format = DVD_REPORT_AGID; 1344 bp->agid = lp->lsa.agid; 1345 break; 1346 case LINUX_DVD_HOST_SEND_CHALLENGE: 1347 *bcode = DVDIOCSENDKEY; 1348 bp->format = DVD_SEND_CHALLENGE; 1349 bp->agid = lp->hsc.agid; 1350 memcpy(bp->keychal, lp->hsc.chal, 10); 1351 break; 1352 case LINUX_DVD_LU_SEND_KEY1: 1353 *bcode = DVDIOCREPORTKEY; 1354 bp->format = DVD_REPORT_KEY1; 1355 bp->agid = lp->lsk.agid; 1356 break; 1357 case LINUX_DVD_LU_SEND_CHALLENGE: 1358 *bcode = DVDIOCREPORTKEY; 1359 bp->format = DVD_REPORT_CHALLENGE; 1360 bp->agid = lp->lsc.agid; 1361 break; 1362 case LINUX_DVD_HOST_SEND_KEY2: 1363 *bcode = DVDIOCSENDKEY; 1364 bp->format = DVD_SEND_KEY2; 1365 bp->agid = lp->hsk.agid; 1366 memcpy(bp->keychal, lp->hsk.key, 5); 1367 break; 1368 case LINUX_DVD_LU_SEND_TITLE_KEY: 1369 *bcode = DVDIOCREPORTKEY; 1370 bp->format = DVD_REPORT_TITLE_KEY; 1371 bp->agid = lp->lstk.agid; 1372 bp->lba = lp->lstk.lba; 1373 break; 1374 case LINUX_DVD_LU_SEND_ASF: 1375 *bcode = DVDIOCREPORTKEY; 1376 bp->format = DVD_REPORT_ASF; 1377 bp->agid = lp->lsasf.agid; 1378 break; 1379 case LINUX_DVD_INVALIDATE_AGID: 1380 *bcode = DVDIOCREPORTKEY; 1381 bp->format = DVD_INVALIDATE_AGID; 1382 bp->agid = lp->lsa.agid; 1383 break; 1384 case LINUX_DVD_LU_SEND_RPC_STATE: 1385 *bcode = DVDIOCREPORTKEY; 1386 bp->format = DVD_REPORT_RPC; 1387 break; 1388 case LINUX_DVD_HOST_SEND_RPC_STATE: 1389 *bcode = DVDIOCSENDKEY; 1390 bp->format = DVD_SEND_RPC; 1391 bp->region = lp->hrpcs.pdrc; 1392 break; 1393 default: 1394 return (EINVAL); 1395 } 1396 return (0); 1397} 1398 1399static int 1400bsd_to_linux_dvd_authinfo(struct dvd_authinfo *bp, l_dvd_authinfo *lp) 1401{ 1402 switch (lp->type) { 1403 case LINUX_DVD_LU_SEND_AGID: 1404 lp->lsa.agid = bp->agid; 1405 break; 1406 case LINUX_DVD_HOST_SEND_CHALLENGE: 1407 lp->type = LINUX_DVD_LU_SEND_KEY1; 1408 break; 1409 case LINUX_DVD_LU_SEND_KEY1: 1410 memcpy(lp->lsk.key, bp->keychal, sizeof(lp->lsk.key)); 1411 break; 1412 case LINUX_DVD_LU_SEND_CHALLENGE: 1413 memcpy(lp->lsc.chal, bp->keychal, sizeof(lp->lsc.chal)); 1414 break; 1415 case LINUX_DVD_HOST_SEND_KEY2: 1416 lp->type = LINUX_DVD_AUTH_ESTABLISHED; 1417 break; 1418 case LINUX_DVD_LU_SEND_TITLE_KEY: 1419 memcpy(lp->lstk.title_key, bp->keychal, 1420 sizeof(lp->lstk.title_key)); 1421 lp->lstk.cpm = bp->cpm; 1422 lp->lstk.cp_sec = bp->cp_sec; 1423 lp->lstk.cgms = bp->cgms; 1424 break; 1425 case LINUX_DVD_LU_SEND_ASF: 1426 lp->lsasf.asf = bp->asf; 1427 break; 1428 case LINUX_DVD_INVALIDATE_AGID: 1429 break; 1430 case LINUX_DVD_LU_SEND_RPC_STATE: 1431 lp->lrpcs.type = bp->reg_type; 1432 lp->lrpcs.vra = bp->vend_rsts; 1433 lp->lrpcs.ucca = bp->user_rsts; 1434 lp->lrpcs.region_mask = bp->region; 1435 lp->lrpcs.rpc_scheme = bp->rpc_scheme; 1436 break; 1437 case LINUX_DVD_HOST_SEND_RPC_STATE: 1438 break; 1439 default: 1440 return (EINVAL); 1441 } 1442 return (0); 1443} 1444 1445static int 1446linux_ioctl_cdrom(struct thread *td, struct linux_ioctl_args *args) 1447{ 1448 cap_rights_t rights; 1449 struct file *fp; 1450 int error; 1451 1452 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 1453 if (error != 0) 1454 return (error); 1455 switch (args->cmd & 0xffff) { 1456 1457 case LINUX_CDROMPAUSE: 1458 args->cmd = CDIOCPAUSE; 1459 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1460 break; 1461 1462 case LINUX_CDROMRESUME: 1463 args->cmd = CDIOCRESUME; 1464 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1465 break; 1466 1467 case LINUX_CDROMPLAYMSF: 1468 args->cmd = CDIOCPLAYMSF; 1469 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1470 break; 1471 1472 case LINUX_CDROMPLAYTRKIND: 1473 args->cmd = CDIOCPLAYTRACKS; 1474 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1475 break; 1476 1477 case LINUX_CDROMREADTOCHDR: { 1478 struct ioc_toc_header th; 1479 struct linux_cdrom_tochdr lth; 1480 error = fo_ioctl(fp, CDIOREADTOCHEADER, (caddr_t)&th, 1481 td->td_ucred, td); 1482 if (!error) { 1483 lth.cdth_trk0 = th.starting_track; 1484 lth.cdth_trk1 = th.ending_track; 1485 copyout(<h, (void *)args->arg, sizeof(lth)); 1486 } 1487 break; 1488 } 1489 1490 case LINUX_CDROMREADTOCENTRY: { 1491 struct linux_cdrom_tocentry lte; 1492 struct ioc_read_toc_single_entry irtse; 1493 1494 error = copyin((void *)args->arg, <e, sizeof(lte)); 1495 if (error) 1496 break; 1497 irtse.address_format = lte.cdte_format; 1498 irtse.track = lte.cdte_track; 1499 error = fo_ioctl(fp, CDIOREADTOCENTRY, (caddr_t)&irtse, 1500 td->td_ucred, td); 1501 if (!error) { 1502 lte.cdte_ctrl = irtse.entry.control; 1503 lte.cdte_adr = irtse.entry.addr_type; 1504 bsd_to_linux_msf_lba(irtse.address_format, 1505 &irtse.entry.addr, <e.cdte_addr); 1506 error = copyout(<e, (void *)args->arg, sizeof(lte)); 1507 } 1508 break; 1509 } 1510 1511 case LINUX_CDROMSTOP: 1512 args->cmd = CDIOCSTOP; 1513 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1514 break; 1515 1516 case LINUX_CDROMSTART: 1517 args->cmd = CDIOCSTART; 1518 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1519 break; 1520 1521 case LINUX_CDROMEJECT: 1522 args->cmd = CDIOCEJECT; 1523 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1524 break; 1525 1526 /* LINUX_CDROMVOLCTRL */ 1527 1528 case LINUX_CDROMSUBCHNL: { 1529 struct linux_cdrom_subchnl sc; 1530 struct ioc_read_subchannel bsdsc; 1531 struct cd_sub_channel_info bsdinfo; 1532 1533 bsdsc.address_format = CD_LBA_FORMAT; 1534 bsdsc.data_format = CD_CURRENT_POSITION; 1535 bsdsc.track = 0; 1536 bsdsc.data_len = sizeof(bsdinfo); 1537 bsdsc.data = &bsdinfo; 1538 error = fo_ioctl(fp, CDIOCREADSUBCHANNEL_SYSSPACE, 1539 (caddr_t)&bsdsc, td->td_ucred, td); 1540 if (error) 1541 break; 1542 error = copyin((void *)args->arg, &sc, sizeof(sc)); 1543 if (error) 1544 break; 1545 sc.cdsc_audiostatus = bsdinfo.header.audio_status; 1546 sc.cdsc_adr = bsdinfo.what.position.addr_type; 1547 sc.cdsc_ctrl = bsdinfo.what.position.control; 1548 sc.cdsc_trk = bsdinfo.what.position.track_number; 1549 sc.cdsc_ind = bsdinfo.what.position.index_number; 1550 set_linux_cdrom_addr(&sc.cdsc_absaddr, sc.cdsc_format, 1551 bsdinfo.what.position.absaddr.lba); 1552 set_linux_cdrom_addr(&sc.cdsc_reladdr, sc.cdsc_format, 1553 bsdinfo.what.position.reladdr.lba); 1554 error = copyout(&sc, (void *)args->arg, sizeof(sc)); 1555 break; 1556 } 1557 1558 /* LINUX_CDROMREADMODE2 */ 1559 /* LINUX_CDROMREADMODE1 */ 1560 /* LINUX_CDROMREADAUDIO */ 1561 /* LINUX_CDROMEJECT_SW */ 1562 /* LINUX_CDROMMULTISESSION */ 1563 /* LINUX_CDROM_GET_UPC */ 1564 1565 case LINUX_CDROMRESET: 1566 args->cmd = CDIOCRESET; 1567 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1568 break; 1569 1570 /* LINUX_CDROMVOLREAD */ 1571 /* LINUX_CDROMREADRAW */ 1572 /* LINUX_CDROMREADCOOKED */ 1573 /* LINUX_CDROMSEEK */ 1574 /* LINUX_CDROMPLAYBLK */ 1575 /* LINUX_CDROMREADALL */ 1576 /* LINUX_CDROMCLOSETRAY */ 1577 /* LINUX_CDROMLOADFROMSLOT */ 1578 /* LINUX_CDROMGETSPINDOWN */ 1579 /* LINUX_CDROMSETSPINDOWN */ 1580 /* LINUX_CDROM_SET_OPTIONS */ 1581 /* LINUX_CDROM_CLEAR_OPTIONS */ 1582 /* LINUX_CDROM_SELECT_SPEED */ 1583 /* LINUX_CDROM_SELECT_DISC */ 1584 /* LINUX_CDROM_MEDIA_CHANGED */ 1585 /* LINUX_CDROM_DRIVE_STATUS */ 1586 /* LINUX_CDROM_DISC_STATUS */ 1587 /* LINUX_CDROM_CHANGER_NSLOTS */ 1588 /* LINUX_CDROM_LOCKDOOR */ 1589 /* LINUX_CDROM_DEBUG */ 1590 /* LINUX_CDROM_GET_CAPABILITY */ 1591 /* LINUX_CDROMAUDIOBUFSIZ */ 1592 1593 case LINUX_DVD_READ_STRUCT: { 1594 l_dvd_struct *lds; 1595 struct dvd_struct *bds; 1596 1597 lds = malloc(sizeof(*lds), M_LINUX, M_WAITOK); 1598 bds = malloc(sizeof(*bds), M_LINUX, M_WAITOK); 1599 error = copyin((void *)args->arg, lds, sizeof(*lds)); 1600 if (error) 1601 goto out; 1602 error = linux_to_bsd_dvd_struct(lds, bds); 1603 if (error) 1604 goto out; 1605 error = fo_ioctl(fp, DVDIOCREADSTRUCTURE, (caddr_t)bds, 1606 td->td_ucred, td); 1607 if (error) 1608 goto out; 1609 error = bsd_to_linux_dvd_struct(bds, lds); 1610 if (error) 1611 goto out; 1612 error = copyout(lds, (void *)args->arg, sizeof(*lds)); 1613 out: 1614 free(bds, M_LINUX); 1615 free(lds, M_LINUX); 1616 break; 1617 } 1618 1619 /* LINUX_DVD_WRITE_STRUCT */ 1620 1621 case LINUX_DVD_AUTH: { 1622 l_dvd_authinfo lda; 1623 struct dvd_authinfo bda; 1624 int bcode; 1625 1626 error = copyin((void *)args->arg, &lda, sizeof(lda)); 1627 if (error) 1628 break; 1629 error = linux_to_bsd_dvd_authinfo(&lda, &bcode, &bda); 1630 if (error) 1631 break; 1632 error = fo_ioctl(fp, bcode, (caddr_t)&bda, td->td_ucred, 1633 td); 1634 if (error) { 1635 if (lda.type == LINUX_DVD_HOST_SEND_KEY2) { 1636 lda.type = LINUX_DVD_AUTH_FAILURE; 1637 copyout(&lda, (void *)args->arg, sizeof(lda)); 1638 } 1639 break; 1640 } 1641 error = bsd_to_linux_dvd_authinfo(&bda, &lda); 1642 if (error) 1643 break; 1644 error = copyout(&lda, (void *)args->arg, sizeof(lda)); 1645 break; 1646 } 1647 1648 case LINUX_SCSI_GET_BUS_NUMBER: 1649 { 1650 struct sg_scsi_id id; 1651 1652 error = fo_ioctl(fp, SG_GET_SCSI_ID, (caddr_t)&id, 1653 td->td_ucred, td); 1654 if (error) 1655 break; 1656 error = copyout(&id.channel, (void *)args->arg, sizeof(int)); 1657 break; 1658 } 1659 1660 case LINUX_SCSI_GET_IDLUN: 1661 { 1662 struct sg_scsi_id id; 1663 struct scsi_idlun idl; 1664 1665 error = fo_ioctl(fp, SG_GET_SCSI_ID, (caddr_t)&id, 1666 td->td_ucred, td); 1667 if (error) 1668 break; 1669 idl.dev_id = (id.scsi_id & 0xff) + ((id.lun & 0xff) << 8) + 1670 ((id.channel & 0xff) << 16) + ((id.host_no & 0xff) << 24); 1671 idl.host_unique_id = id.host_no; 1672 error = copyout(&idl, (void *)args->arg, sizeof(idl)); 1673 break; 1674 } 1675 1676 /* LINUX_CDROM_SEND_PACKET */ 1677 /* LINUX_CDROM_NEXT_WRITABLE */ 1678 /* LINUX_CDROM_LAST_WRITTEN */ 1679 1680 default: 1681 error = ENOIOCTL; 1682 break; 1683 } 1684 1685 fdrop(fp, td); 1686 return (error); 1687} 1688 1689static int 1690linux_ioctl_vfat(struct thread *td, struct linux_ioctl_args *args) 1691{ 1692 1693 return (ENOTTY); 1694} 1695 1696/* 1697 * Sound related ioctls 1698 */ 1699 1700struct linux_old_mixer_info { 1701 char id[16]; 1702 char name[32]; 1703}; 1704 1705static u_int32_t dirbits[4] = { IOC_VOID, IOC_IN, IOC_OUT, IOC_INOUT }; 1706 1707#define SETDIR(c) (((c) & ~IOC_DIRMASK) | dirbits[args->cmd >> 30]) 1708 1709static int 1710linux_ioctl_sound(struct thread *td, struct linux_ioctl_args *args) 1711{ 1712 1713 switch (args->cmd & 0xffff) { 1714 1715 case LINUX_SOUND_MIXER_WRITE_VOLUME: 1716 args->cmd = SETDIR(SOUND_MIXER_WRITE_VOLUME); 1717 return (sys_ioctl(td, (struct ioctl_args *)args)); 1718 1719 case LINUX_SOUND_MIXER_WRITE_BASS: 1720 args->cmd = SETDIR(SOUND_MIXER_WRITE_BASS); 1721 return (sys_ioctl(td, (struct ioctl_args *)args)); 1722 1723 case LINUX_SOUND_MIXER_WRITE_TREBLE: 1724 args->cmd = SETDIR(SOUND_MIXER_WRITE_TREBLE); 1725 return (sys_ioctl(td, (struct ioctl_args *)args)); 1726 1727 case LINUX_SOUND_MIXER_WRITE_SYNTH: 1728 args->cmd = SETDIR(SOUND_MIXER_WRITE_SYNTH); 1729 return (sys_ioctl(td, (struct ioctl_args *)args)); 1730 1731 case LINUX_SOUND_MIXER_WRITE_PCM: 1732 args->cmd = SETDIR(SOUND_MIXER_WRITE_PCM); 1733 return (sys_ioctl(td, (struct ioctl_args *)args)); 1734 1735 case LINUX_SOUND_MIXER_WRITE_SPEAKER: 1736 args->cmd = SETDIR(SOUND_MIXER_WRITE_SPEAKER); 1737 return (sys_ioctl(td, (struct ioctl_args *)args)); 1738 1739 case LINUX_SOUND_MIXER_WRITE_LINE: 1740 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE); 1741 return (sys_ioctl(td, (struct ioctl_args *)args)); 1742 1743 case LINUX_SOUND_MIXER_WRITE_MIC: 1744 args->cmd = SETDIR(SOUND_MIXER_WRITE_MIC); 1745 return (sys_ioctl(td, (struct ioctl_args *)args)); 1746 1747 case LINUX_SOUND_MIXER_WRITE_CD: 1748 args->cmd = SETDIR(SOUND_MIXER_WRITE_CD); 1749 return (sys_ioctl(td, (struct ioctl_args *)args)); 1750 1751 case LINUX_SOUND_MIXER_WRITE_IMIX: 1752 args->cmd = SETDIR(SOUND_MIXER_WRITE_IMIX); 1753 return (sys_ioctl(td, (struct ioctl_args *)args)); 1754 1755 case LINUX_SOUND_MIXER_WRITE_ALTPCM: 1756 args->cmd = SETDIR(SOUND_MIXER_WRITE_ALTPCM); 1757 return (sys_ioctl(td, (struct ioctl_args *)args)); 1758 1759 case LINUX_SOUND_MIXER_WRITE_RECLEV: 1760 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECLEV); 1761 return (sys_ioctl(td, (struct ioctl_args *)args)); 1762 1763 case LINUX_SOUND_MIXER_WRITE_IGAIN: 1764 args->cmd = SETDIR(SOUND_MIXER_WRITE_IGAIN); 1765 return (sys_ioctl(td, (struct ioctl_args *)args)); 1766 1767 case LINUX_SOUND_MIXER_WRITE_OGAIN: 1768 args->cmd = SETDIR(SOUND_MIXER_WRITE_OGAIN); 1769 return (sys_ioctl(td, (struct ioctl_args *)args)); 1770 1771 case LINUX_SOUND_MIXER_WRITE_LINE1: 1772 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE1); 1773 return (sys_ioctl(td, (struct ioctl_args *)args)); 1774 1775 case LINUX_SOUND_MIXER_WRITE_LINE2: 1776 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE2); 1777 return (sys_ioctl(td, (struct ioctl_args *)args)); 1778 1779 case LINUX_SOUND_MIXER_WRITE_LINE3: 1780 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE3); 1781 return (sys_ioctl(td, (struct ioctl_args *)args)); 1782 1783 case LINUX_SOUND_MIXER_INFO: { 1784 /* Key on encoded length */ 1785 switch ((args->cmd >> 16) & 0x1fff) { 1786 case 0x005c: { /* SOUND_MIXER_INFO */ 1787 args->cmd = SOUND_MIXER_INFO; 1788 return (sys_ioctl(td, (struct ioctl_args *)args)); 1789 } 1790 case 0x0030: { /* SOUND_OLD_MIXER_INFO */ 1791 struct linux_old_mixer_info info; 1792 bzero(&info, sizeof(info)); 1793 strncpy(info.id, "OSS", sizeof(info.id) - 1); 1794 strncpy(info.name, "FreeBSD OSS Mixer", sizeof(info.name) - 1); 1795 copyout(&info, (void *)args->arg, sizeof(info)); 1796 return (0); 1797 } 1798 default: 1799 return (ENOIOCTL); 1800 } 1801 break; 1802 } 1803 1804 case LINUX_OSS_GETVERSION: { 1805 int version = linux_get_oss_version(td); 1806 return (copyout(&version, (void *)args->arg, sizeof(int))); 1807 } 1808 1809 case LINUX_SOUND_MIXER_READ_STEREODEVS: 1810 args->cmd = SOUND_MIXER_READ_STEREODEVS; 1811 return (sys_ioctl(td, (struct ioctl_args *)args)); 1812 1813 case LINUX_SOUND_MIXER_READ_CAPS: 1814 args->cmd = SOUND_MIXER_READ_CAPS; 1815 return (sys_ioctl(td, (struct ioctl_args *)args)); 1816 1817 case LINUX_SOUND_MIXER_READ_RECMASK: 1818 args->cmd = SOUND_MIXER_READ_RECMASK; 1819 return (sys_ioctl(td, (struct ioctl_args *)args)); 1820 1821 case LINUX_SOUND_MIXER_READ_DEVMASK: 1822 args->cmd = SOUND_MIXER_READ_DEVMASK; 1823 return (sys_ioctl(td, (struct ioctl_args *)args)); 1824 1825 case LINUX_SOUND_MIXER_WRITE_RECSRC: 1826 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECSRC); 1827 return (sys_ioctl(td, (struct ioctl_args *)args)); 1828 1829 case LINUX_SNDCTL_DSP_RESET: 1830 args->cmd = SNDCTL_DSP_RESET; 1831 return (sys_ioctl(td, (struct ioctl_args *)args)); 1832 1833 case LINUX_SNDCTL_DSP_SYNC: 1834 args->cmd = SNDCTL_DSP_SYNC; 1835 return (sys_ioctl(td, (struct ioctl_args *)args)); 1836 1837 case LINUX_SNDCTL_DSP_SPEED: 1838 args->cmd = SNDCTL_DSP_SPEED; 1839 return (sys_ioctl(td, (struct ioctl_args *)args)); 1840 1841 case LINUX_SNDCTL_DSP_STEREO: 1842 args->cmd = SNDCTL_DSP_STEREO; 1843 return (sys_ioctl(td, (struct ioctl_args *)args)); 1844 1845 case LINUX_SNDCTL_DSP_GETBLKSIZE: /* LINUX_SNDCTL_DSP_SETBLKSIZE */ 1846 args->cmd = SNDCTL_DSP_GETBLKSIZE; 1847 return (sys_ioctl(td, (struct ioctl_args *)args)); 1848 1849 case LINUX_SNDCTL_DSP_SETFMT: 1850 args->cmd = SNDCTL_DSP_SETFMT; 1851 return (sys_ioctl(td, (struct ioctl_args *)args)); 1852 1853 case LINUX_SOUND_PCM_WRITE_CHANNELS: 1854 args->cmd = SOUND_PCM_WRITE_CHANNELS; 1855 return (sys_ioctl(td, (struct ioctl_args *)args)); 1856 1857 case LINUX_SOUND_PCM_WRITE_FILTER: 1858 args->cmd = SOUND_PCM_WRITE_FILTER; 1859 return (sys_ioctl(td, (struct ioctl_args *)args)); 1860 1861 case LINUX_SNDCTL_DSP_POST: 1862 args->cmd = SNDCTL_DSP_POST; 1863 return (sys_ioctl(td, (struct ioctl_args *)args)); 1864 1865 case LINUX_SNDCTL_DSP_SUBDIVIDE: 1866 args->cmd = SNDCTL_DSP_SUBDIVIDE; 1867 return (sys_ioctl(td, (struct ioctl_args *)args)); 1868 1869 case LINUX_SNDCTL_DSP_SETFRAGMENT: 1870 args->cmd = SNDCTL_DSP_SETFRAGMENT; 1871 return (sys_ioctl(td, (struct ioctl_args *)args)); 1872 1873 case LINUX_SNDCTL_DSP_GETFMTS: 1874 args->cmd = SNDCTL_DSP_GETFMTS; 1875 return (sys_ioctl(td, (struct ioctl_args *)args)); 1876 1877 case LINUX_SNDCTL_DSP_GETOSPACE: 1878 args->cmd = SNDCTL_DSP_GETOSPACE; 1879 return (sys_ioctl(td, (struct ioctl_args *)args)); 1880 1881 case LINUX_SNDCTL_DSP_GETISPACE: 1882 args->cmd = SNDCTL_DSP_GETISPACE; 1883 return (sys_ioctl(td, (struct ioctl_args *)args)); 1884 1885 case LINUX_SNDCTL_DSP_NONBLOCK: 1886 args->cmd = SNDCTL_DSP_NONBLOCK; 1887 return (sys_ioctl(td, (struct ioctl_args *)args)); 1888 1889 case LINUX_SNDCTL_DSP_GETCAPS: 1890 args->cmd = SNDCTL_DSP_GETCAPS; 1891 return (sys_ioctl(td, (struct ioctl_args *)args)); 1892 1893 case LINUX_SNDCTL_DSP_SETTRIGGER: /* LINUX_SNDCTL_GETTRIGGER */ 1894 args->cmd = SNDCTL_DSP_SETTRIGGER; 1895 return (sys_ioctl(td, (struct ioctl_args *)args)); 1896 1897 case LINUX_SNDCTL_DSP_GETIPTR: 1898 args->cmd = SNDCTL_DSP_GETIPTR; 1899 return (sys_ioctl(td, (struct ioctl_args *)args)); 1900 1901 case LINUX_SNDCTL_DSP_GETOPTR: 1902 args->cmd = SNDCTL_DSP_GETOPTR; 1903 return (sys_ioctl(td, (struct ioctl_args *)args)); 1904 1905 case LINUX_SNDCTL_DSP_SETDUPLEX: 1906 args->cmd = SNDCTL_DSP_SETDUPLEX; 1907 return (sys_ioctl(td, (struct ioctl_args *)args)); 1908 1909 case LINUX_SNDCTL_DSP_GETODELAY: 1910 args->cmd = SNDCTL_DSP_GETODELAY; 1911 return (sys_ioctl(td, (struct ioctl_args *)args)); 1912 1913 case LINUX_SNDCTL_SEQ_RESET: 1914 args->cmd = SNDCTL_SEQ_RESET; 1915 return (sys_ioctl(td, (struct ioctl_args *)args)); 1916 1917 case LINUX_SNDCTL_SEQ_SYNC: 1918 args->cmd = SNDCTL_SEQ_SYNC; 1919 return (sys_ioctl(td, (struct ioctl_args *)args)); 1920 1921 case LINUX_SNDCTL_SYNTH_INFO: 1922 args->cmd = SNDCTL_SYNTH_INFO; 1923 return (sys_ioctl(td, (struct ioctl_args *)args)); 1924 1925 case LINUX_SNDCTL_SEQ_CTRLRATE: 1926 args->cmd = SNDCTL_SEQ_CTRLRATE; 1927 return (sys_ioctl(td, (struct ioctl_args *)args)); 1928 1929 case LINUX_SNDCTL_SEQ_GETOUTCOUNT: 1930 args->cmd = SNDCTL_SEQ_GETOUTCOUNT; 1931 return (sys_ioctl(td, (struct ioctl_args *)args)); 1932 1933 case LINUX_SNDCTL_SEQ_GETINCOUNT: 1934 args->cmd = SNDCTL_SEQ_GETINCOUNT; 1935 return (sys_ioctl(td, (struct ioctl_args *)args)); 1936 1937 case LINUX_SNDCTL_SEQ_PERCMODE: 1938 args->cmd = SNDCTL_SEQ_PERCMODE; 1939 return (sys_ioctl(td, (struct ioctl_args *)args)); 1940 1941 case LINUX_SNDCTL_FM_LOAD_INSTR: 1942 args->cmd = SNDCTL_FM_LOAD_INSTR; 1943 return (sys_ioctl(td, (struct ioctl_args *)args)); 1944 1945 case LINUX_SNDCTL_SEQ_TESTMIDI: 1946 args->cmd = SNDCTL_SEQ_TESTMIDI; 1947 return (sys_ioctl(td, (struct ioctl_args *)args)); 1948 1949 case LINUX_SNDCTL_SEQ_RESETSAMPLES: 1950 args->cmd = SNDCTL_SEQ_RESETSAMPLES; 1951 return (sys_ioctl(td, (struct ioctl_args *)args)); 1952 1953 case LINUX_SNDCTL_SEQ_NRSYNTHS: 1954 args->cmd = SNDCTL_SEQ_NRSYNTHS; 1955 return (sys_ioctl(td, (struct ioctl_args *)args)); 1956 1957 case LINUX_SNDCTL_SEQ_NRMIDIS: 1958 args->cmd = SNDCTL_SEQ_NRMIDIS; 1959 return (sys_ioctl(td, (struct ioctl_args *)args)); 1960 1961 case LINUX_SNDCTL_MIDI_INFO: 1962 args->cmd = SNDCTL_MIDI_INFO; 1963 return (sys_ioctl(td, (struct ioctl_args *)args)); 1964 1965 case LINUX_SNDCTL_SEQ_TRESHOLD: 1966 args->cmd = SNDCTL_SEQ_TRESHOLD; 1967 return (sys_ioctl(td, (struct ioctl_args *)args)); 1968 1969 case LINUX_SNDCTL_SYNTH_MEMAVL: 1970 args->cmd = SNDCTL_SYNTH_MEMAVL; 1971 return (sys_ioctl(td, (struct ioctl_args *)args)); 1972 1973 } 1974 1975 return (ENOIOCTL); 1976} 1977 1978/* 1979 * Console related ioctls 1980 */ 1981 1982#define ISSIGVALID(sig) ((sig) > 0 && (sig) < NSIG) 1983 1984static int 1985linux_ioctl_console(struct thread *td, struct linux_ioctl_args *args) 1986{ 1987 cap_rights_t rights; 1988 struct file *fp; 1989 int error; 1990 1991 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 1992 if (error != 0) 1993 return (error); 1994 switch (args->cmd & 0xffff) { 1995 1996 case LINUX_KIOCSOUND: 1997 args->cmd = KIOCSOUND; 1998 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1999 break; 2000 2001 case LINUX_KDMKTONE: 2002 args->cmd = KDMKTONE; 2003 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2004 break; 2005 2006 case LINUX_KDGETLED: 2007 args->cmd = KDGETLED; 2008 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2009 break; 2010 2011 case LINUX_KDSETLED: 2012 args->cmd = KDSETLED; 2013 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2014 break; 2015 2016 case LINUX_KDSETMODE: 2017 args->cmd = KDSETMODE; 2018 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2019 break; 2020 2021 case LINUX_KDGETMODE: 2022 args->cmd = KDGETMODE; 2023 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2024 break; 2025 2026 case LINUX_KDGKBMODE: 2027 args->cmd = KDGKBMODE; 2028 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2029 break; 2030 2031 case LINUX_KDSKBMODE: { 2032 int kbdmode; 2033 switch (args->arg) { 2034 case LINUX_KBD_RAW: 2035 kbdmode = K_RAW; 2036 break; 2037 case LINUX_KBD_XLATE: 2038 kbdmode = K_XLATE; 2039 break; 2040 case LINUX_KBD_MEDIUMRAW: 2041 kbdmode = K_RAW; 2042 break; 2043 default: 2044 fdrop(fp, td); 2045 return (EINVAL); 2046 } 2047 error = (fo_ioctl(fp, KDSKBMODE, (caddr_t)&kbdmode, 2048 td->td_ucred, td)); 2049 break; 2050 } 2051 2052 case LINUX_VT_OPENQRY: 2053 args->cmd = VT_OPENQRY; 2054 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2055 break; 2056 2057 case LINUX_VT_GETMODE: 2058 args->cmd = VT_GETMODE; 2059 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2060 break; 2061 2062 case LINUX_VT_SETMODE: { 2063 struct vt_mode mode; 2064 if ((error = copyin((void *)args->arg, &mode, sizeof(mode)))) 2065 break; 2066 if (!ISSIGVALID(mode.frsig) && ISSIGVALID(mode.acqsig)) 2067 mode.frsig = mode.acqsig; 2068 if ((error = copyout(&mode, (void *)args->arg, sizeof(mode)))) 2069 break; 2070 args->cmd = VT_SETMODE; 2071 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2072 break; 2073 } 2074 2075 case LINUX_VT_GETSTATE: 2076 args->cmd = VT_GETACTIVE; 2077 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2078 break; 2079 2080 case LINUX_VT_RELDISP: 2081 args->cmd = VT_RELDISP; 2082 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2083 break; 2084 2085 case LINUX_VT_ACTIVATE: 2086 args->cmd = VT_ACTIVATE; 2087 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2088 break; 2089 2090 case LINUX_VT_WAITACTIVE: 2091 args->cmd = VT_WAITACTIVE; 2092 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2093 break; 2094 2095 default: 2096 error = ENOIOCTL; 2097 break; 2098 } 2099 2100 fdrop(fp, td); 2101 return (error); 2102} 2103 2104/* 2105 * Criteria for interface name translation 2106 */ 2107#define IFP_IS_ETH(ifp) (ifp->if_type == IFT_ETHER) 2108 2109/* 2110 * Translate a Linux interface name to a FreeBSD interface name, 2111 * and return the associated ifnet structure 2112 * bsdname and lxname need to be least IFNAMSIZ bytes long, but 2113 * can point to the same buffer. 2114 */ 2115 2116static struct ifnet * 2117ifname_linux_to_bsd(struct thread *td, const char *lxname, char *bsdname) 2118{ 2119 struct ifnet *ifp; 2120 int len, unit; 2121 char *ep; 2122 int is_eth, index; 2123 2124 for (len = 0; len < LINUX_IFNAMSIZ; ++len) 2125 if (!isalpha(lxname[len])) 2126 break; 2127 if (len == 0 || len == LINUX_IFNAMSIZ) 2128 return (NULL); 2129 unit = (int)strtoul(lxname + len, &ep, 10); 2130 if (ep == NULL || ep == lxname + len || ep >= lxname + LINUX_IFNAMSIZ) 2131 return (NULL); 2132 index = 0; 2133 is_eth = (len == 3 && !strncmp(lxname, "eth", len)) ? 1 : 0; 2134 CURVNET_SET(TD_TO_VNET(td)); 2135 IFNET_RLOCK(); 2136 TAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2137 /* 2138 * Allow Linux programs to use FreeBSD names. Don't presume 2139 * we never have an interface named "eth", so don't make 2140 * the test optional based on is_eth. 2141 */ 2142 if (strncmp(ifp->if_xname, lxname, LINUX_IFNAMSIZ) == 0) 2143 break; 2144 if (is_eth && IFP_IS_ETH(ifp) && unit == index++) 2145 break; 2146 } 2147 IFNET_RUNLOCK(); 2148 CURVNET_RESTORE(); 2149 if (ifp != NULL) 2150 strlcpy(bsdname, ifp->if_xname, IFNAMSIZ); 2151 return (ifp); 2152} 2153 2154/* 2155 * Implement the SIOCGIFCONF ioctl 2156 */ 2157 2158static int 2159linux_ifconf(struct thread *td, struct ifconf *uifc) 2160{ 2161#ifdef COMPAT_LINUX32 2162 struct l_ifconf ifc; 2163#else 2164 struct ifconf ifc; 2165#endif 2166 struct l_ifreq ifr; 2167 struct ifnet *ifp; 2168 struct ifaddr *ifa; 2169 struct sbuf *sb; 2170 int error, ethno, full = 0, valid_len, max_len; 2171 2172 error = copyin(uifc, &ifc, sizeof(ifc)); 2173 if (error != 0) 2174 return (error); 2175 2176 max_len = MAXPHYS - 1; 2177 2178 CURVNET_SET(TD_TO_VNET(td)); 2179 /* handle the 'request buffer size' case */ 2180 if ((l_uintptr_t)ifc.ifc_buf == PTROUT(NULL)) { 2181 ifc.ifc_len = 0; 2182 IFNET_RLOCK(); 2183 TAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2184 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2185 struct sockaddr *sa = ifa->ifa_addr; 2186 if (sa->sa_family == AF_INET) 2187 ifc.ifc_len += sizeof(ifr); 2188 } 2189 } 2190 IFNET_RUNLOCK(); 2191 error = copyout(&ifc, uifc, sizeof(ifc)); 2192 CURVNET_RESTORE(); 2193 return (error); 2194 } 2195 2196 if (ifc.ifc_len <= 0) { 2197 CURVNET_RESTORE(); 2198 return (EINVAL); 2199 } 2200 2201again: 2202 /* Keep track of eth interfaces */ 2203 ethno = 0; 2204 if (ifc.ifc_len <= max_len) { 2205 max_len = ifc.ifc_len; 2206 full = 1; 2207 } 2208 sb = sbuf_new(NULL, NULL, max_len + 1, SBUF_FIXEDLEN); 2209 max_len = 0; 2210 valid_len = 0; 2211 2212 /* Return all AF_INET addresses of all interfaces */ 2213 IFNET_RLOCK(); 2214 TAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2215 int addrs = 0; 2216 2217 bzero(&ifr, sizeof(ifr)); 2218 if (IFP_IS_ETH(ifp)) 2219 snprintf(ifr.ifr_name, LINUX_IFNAMSIZ, "eth%d", 2220 ethno++); 2221 else 2222 strlcpy(ifr.ifr_name, ifp->if_xname, LINUX_IFNAMSIZ); 2223 2224 /* Walk the address list */ 2225 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2226 struct sockaddr *sa = ifa->ifa_addr; 2227 2228 if (sa->sa_family == AF_INET) { 2229 ifr.ifr_addr.sa_family = LINUX_AF_INET; 2230 memcpy(ifr.ifr_addr.sa_data, sa->sa_data, 2231 sizeof(ifr.ifr_addr.sa_data)); 2232 sbuf_bcat(sb, &ifr, sizeof(ifr)); 2233 max_len += sizeof(ifr); 2234 addrs++; 2235 } 2236 2237 if (sbuf_error(sb) == 0) 2238 valid_len = sbuf_len(sb); 2239 } 2240 if (addrs == 0) { 2241 bzero((caddr_t)&ifr.ifr_addr, sizeof(ifr.ifr_addr)); 2242 sbuf_bcat(sb, &ifr, sizeof(ifr)); 2243 max_len += sizeof(ifr); 2244 2245 if (sbuf_error(sb) == 0) 2246 valid_len = sbuf_len(sb); 2247 } 2248 } 2249 IFNET_RUNLOCK(); 2250 2251 if (valid_len != max_len && !full) { 2252 sbuf_delete(sb); 2253 goto again; 2254 } 2255 2256 ifc.ifc_len = valid_len; 2257 sbuf_finish(sb); 2258 error = copyout(sbuf_data(sb), PTRIN(ifc.ifc_buf), ifc.ifc_len); 2259 if (error == 0) 2260 error = copyout(&ifc, uifc, sizeof(ifc)); 2261 sbuf_delete(sb); 2262 CURVNET_RESTORE(); 2263 2264 return (error); 2265} 2266 2267static int 2268linux_gifflags(struct thread *td, struct ifnet *ifp, struct l_ifreq *ifr) 2269{ 2270 l_short flags; 2271 2272 flags = (ifp->if_flags | ifp->if_drv_flags) & 0xffff; 2273 /* these flags have no Linux equivalent */ 2274 flags &= ~(IFF_SMART|IFF_DRV_OACTIVE|IFF_SIMPLEX| 2275 IFF_LINK0|IFF_LINK1|IFF_LINK2); 2276 /* Linux' multicast flag is in a different bit */ 2277 if (flags & IFF_MULTICAST) { 2278 flags &= ~IFF_MULTICAST; 2279 flags |= 0x1000; 2280 } 2281 2282 return (copyout(&flags, &ifr->ifr_flags, sizeof(flags))); 2283} 2284 2285#define ARPHRD_ETHER 1 2286#define ARPHRD_LOOPBACK 772 2287 2288static int 2289linux_gifhwaddr(struct ifnet *ifp, struct l_ifreq *ifr) 2290{ 2291 struct ifaddr *ifa; 2292 struct sockaddr_dl *sdl; 2293 struct l_sockaddr lsa; 2294 2295 if (ifp->if_type == IFT_LOOP) { 2296 bzero(&lsa, sizeof(lsa)); 2297 lsa.sa_family = ARPHRD_LOOPBACK; 2298 return (copyout(&lsa, &ifr->ifr_hwaddr, sizeof(lsa))); 2299 } 2300 2301 if (ifp->if_type != IFT_ETHER) 2302 return (ENOENT); 2303 2304 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2305 sdl = (struct sockaddr_dl*)ifa->ifa_addr; 2306 if (sdl != NULL && (sdl->sdl_family == AF_LINK) && 2307 (sdl->sdl_type == IFT_ETHER)) { 2308 bzero(&lsa, sizeof(lsa)); 2309 lsa.sa_family = ARPHRD_ETHER; 2310 bcopy(LLADDR(sdl), lsa.sa_data, LINUX_IFHWADDRLEN); 2311 return (copyout(&lsa, &ifr->ifr_hwaddr, sizeof(lsa))); 2312 } 2313 } 2314 2315 return (ENOENT); 2316} 2317 2318 2319 /* 2320* If we fault in bsd_to_linux_ifreq() then we will fault when we call 2321* the native ioctl(). Thus, we don't really need to check the return 2322* value of this function. 2323*/ 2324static int 2325bsd_to_linux_ifreq(struct ifreq *arg) 2326{ 2327 struct ifreq ifr; 2328 size_t ifr_len = sizeof(struct ifreq); 2329 int error; 2330 2331 if ((error = copyin(arg, &ifr, ifr_len))) 2332 return (error); 2333 2334 *(u_short *)&ifr.ifr_addr = ifr.ifr_addr.sa_family; 2335 2336 error = copyout(&ifr, arg, ifr_len); 2337 2338 return (error); 2339} 2340 2341/* 2342 * Socket related ioctls 2343 */ 2344 2345static int 2346linux_ioctl_socket(struct thread *td, struct linux_ioctl_args *args) 2347{ 2348 char lifname[LINUX_IFNAMSIZ], ifname[IFNAMSIZ]; 2349 cap_rights_t rights; 2350 struct ifnet *ifp; 2351 struct file *fp; 2352 int error, type; 2353 2354 ifp = NULL; 2355 error = 0; 2356 2357 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 2358 if (error != 0) 2359 return (error); 2360 type = fp->f_type; 2361 fdrop(fp, td); 2362 if (type != DTYPE_SOCKET) { 2363 /* not a socket - probably a tap / vmnet device */ 2364 switch (args->cmd) { 2365 case LINUX_SIOCGIFADDR: 2366 case LINUX_SIOCSIFADDR: 2367 case LINUX_SIOCGIFFLAGS: 2368 return (linux_ioctl_special(td, args)); 2369 default: 2370 return (ENOIOCTL); 2371 } 2372 } 2373 2374 switch (args->cmd & 0xffff) { 2375 2376 case LINUX_FIOGETOWN: 2377 case LINUX_FIOSETOWN: 2378 case LINUX_SIOCADDMULTI: 2379 case LINUX_SIOCATMARK: 2380 case LINUX_SIOCDELMULTI: 2381 case LINUX_SIOCGIFCONF: 2382 case LINUX_SIOCGPGRP: 2383 case LINUX_SIOCSPGRP: 2384 case LINUX_SIOCGIFCOUNT: 2385 /* these ioctls don't take an interface name */ 2386#ifdef DEBUG 2387 printf("%s(): ioctl %d\n", __func__, 2388 args->cmd & 0xffff); 2389#endif 2390 break; 2391 2392 case LINUX_SIOCGIFFLAGS: 2393 case LINUX_SIOCGIFADDR: 2394 case LINUX_SIOCSIFADDR: 2395 case LINUX_SIOCGIFDSTADDR: 2396 case LINUX_SIOCGIFBRDADDR: 2397 case LINUX_SIOCGIFNETMASK: 2398 case LINUX_SIOCSIFNETMASK: 2399 case LINUX_SIOCGIFMTU: 2400 case LINUX_SIOCSIFMTU: 2401 case LINUX_SIOCSIFNAME: 2402 case LINUX_SIOCGIFHWADDR: 2403 case LINUX_SIOCSIFHWADDR: 2404 case LINUX_SIOCDEVPRIVATE: 2405 case LINUX_SIOCDEVPRIVATE+1: 2406 case LINUX_SIOCGIFINDEX: 2407 /* copy in the interface name and translate it. */ 2408 error = copyin((void *)args->arg, lifname, LINUX_IFNAMSIZ); 2409 if (error != 0) 2410 return (error); 2411#ifdef DEBUG 2412 printf("%s(): ioctl %d on %.*s\n", __func__, 2413 args->cmd & 0xffff, LINUX_IFNAMSIZ, lifname); 2414#endif 2415 ifp = ifname_linux_to_bsd(td, lifname, ifname); 2416 if (ifp == NULL) 2417 return (EINVAL); 2418 /* 2419 * We need to copy it back out in case we pass the 2420 * request on to our native ioctl(), which will expect 2421 * the ifreq to be in user space and have the correct 2422 * interface name. 2423 */ 2424 error = copyout(ifname, (void *)args->arg, IFNAMSIZ); 2425 if (error != 0) 2426 return (error); 2427#ifdef DEBUG 2428 printf("%s(): %s translated to %s\n", __func__, 2429 lifname, ifname); 2430#endif 2431 break; 2432 2433 default: 2434 return (ENOIOCTL); 2435 } 2436 2437 switch (args->cmd & 0xffff) { 2438 2439 case LINUX_FIOSETOWN: 2440 args->cmd = FIOSETOWN; 2441 error = sys_ioctl(td, (struct ioctl_args *)args); 2442 break; 2443 2444 case LINUX_SIOCSPGRP: 2445 args->cmd = SIOCSPGRP; 2446 error = sys_ioctl(td, (struct ioctl_args *)args); 2447 break; 2448 2449 case LINUX_FIOGETOWN: 2450 args->cmd = FIOGETOWN; 2451 error = sys_ioctl(td, (struct ioctl_args *)args); 2452 break; 2453 2454 case LINUX_SIOCGPGRP: 2455 args->cmd = SIOCGPGRP; 2456 error = sys_ioctl(td, (struct ioctl_args *)args); 2457 break; 2458 2459 case LINUX_SIOCATMARK: 2460 args->cmd = SIOCATMARK; 2461 error = sys_ioctl(td, (struct ioctl_args *)args); 2462 break; 2463 2464 /* LINUX_SIOCGSTAMP */ 2465 2466 case LINUX_SIOCGIFCONF: 2467 error = linux_ifconf(td, (struct ifconf *)args->arg); 2468 break; 2469 2470 case LINUX_SIOCGIFFLAGS: 2471 args->cmd = SIOCGIFFLAGS; 2472 error = linux_gifflags(td, ifp, (struct l_ifreq *)args->arg); 2473 break; 2474 2475 case LINUX_SIOCGIFADDR: 2476 args->cmd = SIOCGIFADDR; 2477 error = sys_ioctl(td, (struct ioctl_args *)args); 2478 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2479 break; 2480 2481 case LINUX_SIOCSIFADDR: 2482 /* XXX probably doesn't work, included for completeness */ 2483 args->cmd = SIOCSIFADDR; 2484 error = sys_ioctl(td, (struct ioctl_args *)args); 2485 break; 2486 2487 case LINUX_SIOCGIFDSTADDR: 2488 args->cmd = SIOCGIFDSTADDR; 2489 error = sys_ioctl(td, (struct ioctl_args *)args); 2490 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2491 break; 2492 2493 case LINUX_SIOCGIFBRDADDR: 2494 args->cmd = SIOCGIFBRDADDR; 2495 error = sys_ioctl(td, (struct ioctl_args *)args); 2496 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2497 break; 2498 2499 case LINUX_SIOCGIFNETMASK: 2500 args->cmd = SIOCGIFNETMASK; 2501 error = sys_ioctl(td, (struct ioctl_args *)args); 2502 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2503 break; 2504 2505 case LINUX_SIOCSIFNETMASK: 2506 error = ENOIOCTL; 2507 break; 2508 2509 case LINUX_SIOCGIFMTU: 2510 args->cmd = SIOCGIFMTU; 2511 error = sys_ioctl(td, (struct ioctl_args *)args); 2512 break; 2513 2514 case LINUX_SIOCSIFMTU: 2515 args->cmd = SIOCSIFMTU; 2516 error = sys_ioctl(td, (struct ioctl_args *)args); 2517 break; 2518 2519 case LINUX_SIOCSIFNAME: 2520 error = ENOIOCTL; 2521 break; 2522 2523 case LINUX_SIOCGIFHWADDR: 2524 error = linux_gifhwaddr(ifp, (struct l_ifreq *)args->arg); 2525 break; 2526 2527 case LINUX_SIOCSIFHWADDR: 2528 error = ENOIOCTL; 2529 break; 2530 2531 case LINUX_SIOCADDMULTI: 2532 args->cmd = SIOCADDMULTI; 2533 error = sys_ioctl(td, (struct ioctl_args *)args); 2534 break; 2535 2536 case LINUX_SIOCDELMULTI: 2537 args->cmd = SIOCDELMULTI; 2538 error = sys_ioctl(td, (struct ioctl_args *)args); 2539 break; 2540 2541 case LINUX_SIOCGIFINDEX: 2542 args->cmd = SIOCGIFINDEX; 2543 error = sys_ioctl(td, (struct ioctl_args *)args); 2544 break; 2545 2546 case LINUX_SIOCGIFCOUNT: 2547 error = 0; 2548 break; 2549 2550 /* 2551 * XXX This is slightly bogus, but these ioctls are currently 2552 * XXX only used by the aironet (if_an) network driver. 2553 */ 2554 case LINUX_SIOCDEVPRIVATE: 2555 args->cmd = SIOCGPRIVATE_0; 2556 error = sys_ioctl(td, (struct ioctl_args *)args); 2557 break; 2558 2559 case LINUX_SIOCDEVPRIVATE+1: 2560 args->cmd = SIOCGPRIVATE_1; 2561 error = sys_ioctl(td, (struct ioctl_args *)args); 2562 break; 2563 } 2564 2565 if (ifp != NULL) 2566 /* restore the original interface name */ 2567 copyout(lifname, (void *)args->arg, LINUX_IFNAMSIZ); 2568 2569#ifdef DEBUG 2570 printf("%s(): returning %d\n", __func__, error); 2571#endif 2572 return (error); 2573} 2574 2575/* 2576 * Device private ioctl handler 2577 */ 2578static int 2579linux_ioctl_private(struct thread *td, struct linux_ioctl_args *args) 2580{ 2581 cap_rights_t rights; 2582 struct file *fp; 2583 int error, type; 2584 2585 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 2586 if (error != 0) 2587 return (error); 2588 type = fp->f_type; 2589 fdrop(fp, td); 2590 if (type == DTYPE_SOCKET) 2591 return (linux_ioctl_socket(td, args)); 2592 return (ENOIOCTL); 2593} 2594 2595/* 2596 * DRM ioctl handler (sys/dev/drm) 2597 */ 2598static int 2599linux_ioctl_drm(struct thread *td, struct linux_ioctl_args *args) 2600{ 2601 args->cmd = SETDIR(args->cmd); 2602 return sys_ioctl(td, (struct ioctl_args *)args); 2603} 2604 2605#ifdef COMPAT_LINUX32 2606#define CP(src,dst,fld) do { (dst).fld = (src).fld; } while (0) 2607#define PTRIN_CP(src,dst,fld) \ 2608 do { (dst).fld = PTRIN((src).fld); } while (0) 2609#define PTROUT_CP(src,dst,fld) \ 2610 do { (dst).fld = PTROUT((src).fld); } while (0) 2611 2612static int 2613linux_ioctl_sg_io(struct thread *td, struct linux_ioctl_args *args) 2614{ 2615 struct sg_io_hdr io; 2616 struct sg_io_hdr32 io32; 2617 cap_rights_t rights; 2618 struct file *fp; 2619 int error; 2620 2621 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 2622 if (error != 0) { 2623 printf("sg_linux_ioctl: fget returned %d\n", error); 2624 return (error); 2625 } 2626 2627 if ((error = copyin((void *)args->arg, &io32, sizeof(io32))) != 0) 2628 goto out; 2629 2630 CP(io32, io, interface_id); 2631 CP(io32, io, dxfer_direction); 2632 CP(io32, io, cmd_len); 2633 CP(io32, io, mx_sb_len); 2634 CP(io32, io, iovec_count); 2635 CP(io32, io, dxfer_len); 2636 PTRIN_CP(io32, io, dxferp); 2637 PTRIN_CP(io32, io, cmdp); 2638 PTRIN_CP(io32, io, sbp); 2639 CP(io32, io, timeout); 2640 CP(io32, io, flags); 2641 CP(io32, io, pack_id); 2642 PTRIN_CP(io32, io, usr_ptr); 2643 CP(io32, io, status); 2644 CP(io32, io, masked_status); 2645 CP(io32, io, msg_status); 2646 CP(io32, io, sb_len_wr); 2647 CP(io32, io, host_status); 2648 CP(io32, io, driver_status); 2649 CP(io32, io, resid); 2650 CP(io32, io, duration); 2651 CP(io32, io, info); 2652 2653 if ((error = fo_ioctl(fp, SG_IO, (caddr_t)&io, td->td_ucred, td)) != 0) 2654 goto out; 2655 2656 CP(io, io32, interface_id); 2657 CP(io, io32, dxfer_direction); 2658 CP(io, io32, cmd_len); 2659 CP(io, io32, mx_sb_len); 2660 CP(io, io32, iovec_count); 2661 CP(io, io32, dxfer_len); 2662 PTROUT_CP(io, io32, dxferp); 2663 PTROUT_CP(io, io32, cmdp); 2664 PTROUT_CP(io, io32, sbp); 2665 CP(io, io32, timeout); 2666 CP(io, io32, flags); 2667 CP(io, io32, pack_id); 2668 PTROUT_CP(io, io32, usr_ptr); 2669 CP(io, io32, status); 2670 CP(io, io32, masked_status); 2671 CP(io, io32, msg_status); 2672 CP(io, io32, sb_len_wr); 2673 CP(io, io32, host_status); 2674 CP(io, io32, driver_status); 2675 CP(io, io32, resid); 2676 CP(io, io32, duration); 2677 CP(io, io32, info); 2678 2679 error = copyout(&io32, (void *)args->arg, sizeof(io32)); 2680 2681out: 2682 fdrop(fp, td); 2683 return (error); 2684} 2685#endif 2686 2687static int 2688linux_ioctl_sg(struct thread *td, struct linux_ioctl_args *args) 2689{ 2690 2691 switch (args->cmd) { 2692 case LINUX_SG_GET_VERSION_NUM: 2693 args->cmd = SG_GET_VERSION_NUM; 2694 break; 2695 case LINUX_SG_SET_TIMEOUT: 2696 args->cmd = SG_SET_TIMEOUT; 2697 break; 2698 case LINUX_SG_GET_TIMEOUT: 2699 args->cmd = SG_GET_TIMEOUT; 2700 break; 2701 case LINUX_SG_IO: 2702 args->cmd = SG_IO; 2703#ifdef COMPAT_LINUX32 2704 return (linux_ioctl_sg_io(td, args)); 2705#endif 2706 break; 2707 case LINUX_SG_GET_RESERVED_SIZE: 2708 args->cmd = SG_GET_RESERVED_SIZE; 2709 break; 2710 case LINUX_SG_GET_SCSI_ID: 2711 args->cmd = SG_GET_SCSI_ID; 2712 break; 2713 case LINUX_SG_GET_SG_TABLESIZE: 2714 args->cmd = SG_GET_SG_TABLESIZE; 2715 break; 2716 default: 2717 return (ENODEV); 2718 } 2719 return (sys_ioctl(td, (struct ioctl_args *)args)); 2720} 2721 2722/* 2723 * Video4Linux (V4L) ioctl handler 2724 */ 2725static int 2726linux_to_bsd_v4l_tuner(struct l_video_tuner *lvt, struct video_tuner *vt) 2727{ 2728 vt->tuner = lvt->tuner; 2729 strlcpy(vt->name, lvt->name, LINUX_VIDEO_TUNER_NAME_SIZE); 2730 vt->rangelow = lvt->rangelow; /* possible long size conversion */ 2731 vt->rangehigh = lvt->rangehigh; /* possible long size conversion */ 2732 vt->flags = lvt->flags; 2733 vt->mode = lvt->mode; 2734 vt->signal = lvt->signal; 2735 return (0); 2736} 2737 2738static int 2739bsd_to_linux_v4l_tuner(struct video_tuner *vt, struct l_video_tuner *lvt) 2740{ 2741 lvt->tuner = vt->tuner; 2742 strlcpy(lvt->name, vt->name, LINUX_VIDEO_TUNER_NAME_SIZE); 2743 lvt->rangelow = vt->rangelow; /* possible long size conversion */ 2744 lvt->rangehigh = vt->rangehigh; /* possible long size conversion */ 2745 lvt->flags = vt->flags; 2746 lvt->mode = vt->mode; 2747 lvt->signal = vt->signal; 2748 return (0); 2749} 2750 2751#ifdef COMPAT_LINUX_V4L_CLIPLIST 2752static int 2753linux_to_bsd_v4l_clip(struct l_video_clip *lvc, struct video_clip *vc) 2754{ 2755 vc->x = lvc->x; 2756 vc->y = lvc->y; 2757 vc->width = lvc->width; 2758 vc->height = lvc->height; 2759 vc->next = PTRIN(lvc->next); /* possible pointer size conversion */ 2760 return (0); 2761} 2762#endif 2763 2764static int 2765linux_to_bsd_v4l_window(struct l_video_window *lvw, struct video_window *vw) 2766{ 2767 vw->x = lvw->x; 2768 vw->y = lvw->y; 2769 vw->width = lvw->width; 2770 vw->height = lvw->height; 2771 vw->chromakey = lvw->chromakey; 2772 vw->flags = lvw->flags; 2773 vw->clips = PTRIN(lvw->clips); /* possible pointer size conversion */ 2774 vw->clipcount = lvw->clipcount; 2775 return (0); 2776} 2777 2778static int 2779bsd_to_linux_v4l_window(struct video_window *vw, struct l_video_window *lvw) 2780{ 2781 lvw->x = vw->x; 2782 lvw->y = vw->y; 2783 lvw->width = vw->width; 2784 lvw->height = vw->height; 2785 lvw->chromakey = vw->chromakey; 2786 lvw->flags = vw->flags; 2787 lvw->clips = PTROUT(vw->clips); /* possible pointer size conversion */ 2788 lvw->clipcount = vw->clipcount; 2789 return (0); 2790} 2791 2792static int 2793linux_to_bsd_v4l_buffer(struct l_video_buffer *lvb, struct video_buffer *vb) 2794{ 2795 vb->base = PTRIN(lvb->base); /* possible pointer size conversion */ 2796 vb->height = lvb->height; 2797 vb->width = lvb->width; 2798 vb->depth = lvb->depth; 2799 vb->bytesperline = lvb->bytesperline; 2800 return (0); 2801} 2802 2803static int 2804bsd_to_linux_v4l_buffer(struct video_buffer *vb, struct l_video_buffer *lvb) 2805{ 2806 lvb->base = PTROUT(vb->base); /* possible pointer size conversion */ 2807 lvb->height = vb->height; 2808 lvb->width = vb->width; 2809 lvb->depth = vb->depth; 2810 lvb->bytesperline = vb->bytesperline; 2811 return (0); 2812} 2813 2814static int 2815linux_to_bsd_v4l_code(struct l_video_code *lvc, struct video_code *vc) 2816{ 2817 strlcpy(vc->loadwhat, lvc->loadwhat, LINUX_VIDEO_CODE_LOADWHAT_SIZE); 2818 vc->datasize = lvc->datasize; 2819 vc->data = PTRIN(lvc->data); /* possible pointer size conversion */ 2820 return (0); 2821} 2822 2823#ifdef COMPAT_LINUX_V4L_CLIPLIST 2824static int 2825linux_v4l_clip_copy(void *lvc, struct video_clip **ppvc) 2826{ 2827 int error; 2828 struct video_clip vclip; 2829 struct l_video_clip l_vclip; 2830 2831 error = copyin(lvc, &l_vclip, sizeof(l_vclip)); 2832 if (error) return (error); 2833 linux_to_bsd_v4l_clip(&l_vclip, &vclip); 2834 /* XXX: If there can be no concurrency: s/M_NOWAIT/M_WAITOK/ */ 2835 if ((*ppvc = malloc(sizeof(**ppvc), M_LINUX, M_NOWAIT)) == NULL) 2836 return (ENOMEM); /* XXX: linux has no ENOMEM here */ 2837 memcpy(*ppvc, &vclip, sizeof(vclip)); 2838 (*ppvc)->next = NULL; 2839 return (0); 2840} 2841 2842static int 2843linux_v4l_cliplist_free(struct video_window *vw) 2844{ 2845 struct video_clip **ppvc; 2846 struct video_clip **ppvc_next; 2847 2848 for (ppvc = &(vw->clips); *ppvc != NULL; ppvc = ppvc_next) { 2849 ppvc_next = &((*ppvc)->next); 2850 free(*ppvc, M_LINUX); 2851 } 2852 vw->clips = NULL; 2853 2854 return (0); 2855} 2856 2857static int 2858linux_v4l_cliplist_copy(struct l_video_window *lvw, struct video_window *vw) 2859{ 2860 int error; 2861 int clipcount; 2862 void *plvc; 2863 struct video_clip **ppvc; 2864 2865 /* 2866 * XXX: The cliplist is used to pass in a list of clipping 2867 * rectangles or, if clipcount == VIDEO_CLIP_BITMAP, a 2868 * clipping bitmap. Some Linux apps, however, appear to 2869 * leave cliplist and clips uninitialized. In any case, 2870 * the cliplist is not used by pwc(4), at the time of 2871 * writing, FreeBSD's only V4L driver. When a driver 2872 * that uses the cliplist is developed, this code may 2873 * need re-examiniation. 2874 */ 2875 error = 0; 2876 clipcount = vw->clipcount; 2877 if (clipcount == VIDEO_CLIP_BITMAP) { 2878 /* 2879 * In this case, the pointer (clips) is overloaded 2880 * to be a "void *" to a bitmap, therefore there 2881 * is no struct video_clip to copy now. 2882 */ 2883 } else if (clipcount > 0 && clipcount <= 16384) { 2884 /* 2885 * Clips points to list of clip rectangles, so 2886 * copy the list. 2887 * 2888 * XXX: Upper limit of 16384 was used here to try to 2889 * avoid cases when clipcount and clips pointer 2890 * are uninitialized and therefore have high random 2891 * values, as is the case in the Linux Skype 2892 * application. The value 16384 was chosen as that 2893 * is what is used in the Linux stradis(4) MPEG 2894 * decoder driver, the only place we found an 2895 * example of cliplist use. 2896 */ 2897 plvc = PTRIN(lvw->clips); 2898 vw->clips = NULL; 2899 ppvc = &(vw->clips); 2900 while (clipcount-- > 0) { 2901 if (plvc == 0) { 2902 error = EFAULT; 2903 break; 2904 } else { 2905 error = linux_v4l_clip_copy(plvc, ppvc); 2906 if (error) { 2907 linux_v4l_cliplist_free(vw); 2908 break; 2909 } 2910 } 2911 ppvc = &((*ppvc)->next); 2912 plvc = PTRIN(((struct l_video_clip *) plvc)->next); 2913 } 2914 } else { 2915 /* 2916 * clipcount == 0 or negative (but not VIDEO_CLIP_BITMAP) 2917 * Force cliplist to null. 2918 */ 2919 vw->clipcount = 0; 2920 vw->clips = NULL; 2921 } 2922 return (error); 2923} 2924#endif 2925 2926static int 2927linux_ioctl_v4l(struct thread *td, struct linux_ioctl_args *args) 2928{ 2929 cap_rights_t rights; 2930 struct file *fp; 2931 int error; 2932 struct video_tuner vtun; 2933 struct video_window vwin; 2934 struct video_buffer vbuf; 2935 struct video_code vcode; 2936 struct l_video_tuner l_vtun; 2937 struct l_video_window l_vwin; 2938 struct l_video_buffer l_vbuf; 2939 struct l_video_code l_vcode; 2940 2941 switch (args->cmd & 0xffff) { 2942 case LINUX_VIDIOCGCAP: args->cmd = VIDIOCGCAP; break; 2943 case LINUX_VIDIOCGCHAN: args->cmd = VIDIOCGCHAN; break; 2944 case LINUX_VIDIOCSCHAN: args->cmd = VIDIOCSCHAN; break; 2945 2946 case LINUX_VIDIOCGTUNER: 2947 error = fget(td, args->fd, 2948 cap_rights_init(&rights, CAP_IOCTL), &fp); 2949 if (error != 0) 2950 return (error); 2951 error = copyin((void *) args->arg, &l_vtun, sizeof(l_vtun)); 2952 if (error) { 2953 fdrop(fp, td); 2954 return (error); 2955 } 2956 linux_to_bsd_v4l_tuner(&l_vtun, &vtun); 2957 error = fo_ioctl(fp, VIDIOCGTUNER, &vtun, td->td_ucred, td); 2958 if (!error) { 2959 bsd_to_linux_v4l_tuner(&vtun, &l_vtun); 2960 error = copyout(&l_vtun, (void *) args->arg, 2961 sizeof(l_vtun)); 2962 } 2963 fdrop(fp, td); 2964 return (error); 2965 2966 case LINUX_VIDIOCSTUNER: 2967 error = fget(td, args->fd, 2968 cap_rights_init(&rights, CAP_IOCTL), &fp); 2969 if (error != 0) 2970 return (error); 2971 error = copyin((void *) args->arg, &l_vtun, sizeof(l_vtun)); 2972 if (error) { 2973 fdrop(fp, td); 2974 return (error); 2975 } 2976 linux_to_bsd_v4l_tuner(&l_vtun, &vtun); 2977 error = fo_ioctl(fp, VIDIOCSTUNER, &vtun, td->td_ucred, td); 2978 fdrop(fp, td); 2979 return (error); 2980 2981 case LINUX_VIDIOCGPICT: args->cmd = VIDIOCGPICT; break; 2982 case LINUX_VIDIOCSPICT: args->cmd = VIDIOCSPICT; break; 2983 case LINUX_VIDIOCCAPTURE: args->cmd = VIDIOCCAPTURE; break; 2984 2985 case LINUX_VIDIOCGWIN: 2986 error = fget(td, args->fd, 2987 cap_rights_init(&rights, CAP_IOCTL), &fp); 2988 if (error != 0) 2989 return (error); 2990 error = fo_ioctl(fp, VIDIOCGWIN, &vwin, td->td_ucred, td); 2991 if (!error) { 2992 bsd_to_linux_v4l_window(&vwin, &l_vwin); 2993 error = copyout(&l_vwin, (void *) args->arg, 2994 sizeof(l_vwin)); 2995 } 2996 fdrop(fp, td); 2997 return (error); 2998 2999 case LINUX_VIDIOCSWIN: 3000 error = fget(td, args->fd, 3001 cap_rights_init(&rights, CAP_IOCTL), &fp); 3002 if (error != 0) 3003 return (error); 3004 error = copyin((void *) args->arg, &l_vwin, sizeof(l_vwin)); 3005 if (error) { 3006 fdrop(fp, td); 3007 return (error); 3008 } 3009 linux_to_bsd_v4l_window(&l_vwin, &vwin); 3010#ifdef COMPAT_LINUX_V4L_CLIPLIST 3011 error = linux_v4l_cliplist_copy(&l_vwin, &vwin); 3012 if (error) { 3013 fdrop(fp, td); 3014 return (error); 3015 } 3016#endif 3017 error = fo_ioctl(fp, VIDIOCSWIN, &vwin, td->td_ucred, td); 3018 fdrop(fp, td); 3019#ifdef COMPAT_LINUX_V4L_CLIPLIST 3020 linux_v4l_cliplist_free(&vwin); 3021#endif 3022 return (error); 3023 3024 case LINUX_VIDIOCGFBUF: 3025 error = fget(td, args->fd, 3026 cap_rights_init(&rights, CAP_IOCTL), &fp); 3027 if (error != 0) 3028 return (error); 3029 error = fo_ioctl(fp, VIDIOCGFBUF, &vbuf, td->td_ucred, td); 3030 if (!error) { 3031 bsd_to_linux_v4l_buffer(&vbuf, &l_vbuf); 3032 error = copyout(&l_vbuf, (void *) args->arg, 3033 sizeof(l_vbuf)); 3034 } 3035 fdrop(fp, td); 3036 return (error); 3037 3038 case LINUX_VIDIOCSFBUF: 3039 error = fget(td, args->fd, 3040 cap_rights_init(&rights, CAP_IOCTL), &fp); 3041 if (error != 0) 3042 return (error); 3043 error = copyin((void *) args->arg, &l_vbuf, sizeof(l_vbuf)); 3044 if (error) { 3045 fdrop(fp, td); 3046 return (error); 3047 } 3048 linux_to_bsd_v4l_buffer(&l_vbuf, &vbuf); 3049 error = fo_ioctl(fp, VIDIOCSFBUF, &vbuf, td->td_ucred, td); 3050 fdrop(fp, td); 3051 return (error); 3052 3053 case LINUX_VIDIOCKEY: args->cmd = VIDIOCKEY; break; 3054 case LINUX_VIDIOCGFREQ: args->cmd = VIDIOCGFREQ; break; 3055 case LINUX_VIDIOCSFREQ: args->cmd = VIDIOCSFREQ; break; 3056 case LINUX_VIDIOCGAUDIO: args->cmd = VIDIOCGAUDIO; break; 3057 case LINUX_VIDIOCSAUDIO: args->cmd = VIDIOCSAUDIO; break; 3058 case LINUX_VIDIOCSYNC: args->cmd = VIDIOCSYNC; break; 3059 case LINUX_VIDIOCMCAPTURE: args->cmd = VIDIOCMCAPTURE; break; 3060 case LINUX_VIDIOCGMBUF: args->cmd = VIDIOCGMBUF; break; 3061 case LINUX_VIDIOCGUNIT: args->cmd = VIDIOCGUNIT; break; 3062 case LINUX_VIDIOCGCAPTURE: args->cmd = VIDIOCGCAPTURE; break; 3063 case LINUX_VIDIOCSCAPTURE: args->cmd = VIDIOCSCAPTURE; break; 3064 case LINUX_VIDIOCSPLAYMODE: args->cmd = VIDIOCSPLAYMODE; break; 3065 case LINUX_VIDIOCSWRITEMODE: args->cmd = VIDIOCSWRITEMODE; break; 3066 case LINUX_VIDIOCGPLAYINFO: args->cmd = VIDIOCGPLAYINFO; break; 3067 3068 case LINUX_VIDIOCSMICROCODE: 3069 error = fget(td, args->fd, 3070 cap_rights_init(&rights, CAP_IOCTL), &fp); 3071 if (error != 0) 3072 return (error); 3073 error = copyin((void *) args->arg, &l_vcode, sizeof(l_vcode)); 3074 if (error) { 3075 fdrop(fp, td); 3076 return (error); 3077 } 3078 linux_to_bsd_v4l_code(&l_vcode, &vcode); 3079 error = fo_ioctl(fp, VIDIOCSMICROCODE, &vcode, td->td_ucred, td); 3080 fdrop(fp, td); 3081 return (error); 3082 3083 case LINUX_VIDIOCGVBIFMT: args->cmd = VIDIOCGVBIFMT; break; 3084 case LINUX_VIDIOCSVBIFMT: args->cmd = VIDIOCSVBIFMT; break; 3085 default: return (ENOIOCTL); 3086 } 3087 3088 error = sys_ioctl(td, (struct ioctl_args *)args); 3089 return (error); 3090} 3091 3092/* 3093 * Special ioctl handler 3094 */ 3095static int 3096linux_ioctl_special(struct thread *td, struct linux_ioctl_args *args) 3097{ 3098 int error; 3099 3100 switch (args->cmd) { 3101 case LINUX_SIOCGIFADDR: 3102 args->cmd = SIOCGIFADDR; 3103 error = sys_ioctl(td, (struct ioctl_args *)args); 3104 break; 3105 case LINUX_SIOCSIFADDR: 3106 args->cmd = SIOCSIFADDR; 3107 error = sys_ioctl(td, (struct ioctl_args *)args); 3108 break; 3109 case LINUX_SIOCGIFFLAGS: 3110 args->cmd = SIOCGIFFLAGS; 3111 error = sys_ioctl(td, (struct ioctl_args *)args); 3112 break; 3113 default: 3114 error = ENOIOCTL; 3115 } 3116 3117 return (error); 3118} 3119 3120static int 3121linux_to_bsd_v4l2_standard(struct l_v4l2_standard *lvstd, struct v4l2_standard *vstd) 3122{ 3123 vstd->index = lvstd->index; 3124 vstd->id = lvstd->id; 3125 memcpy(&vstd->name, &lvstd->name, sizeof(*lvstd) - offsetof(struct l_v4l2_standard, name)); 3126 return (0); 3127} 3128 3129static int 3130bsd_to_linux_v4l2_standard(struct v4l2_standard *vstd, struct l_v4l2_standard *lvstd) 3131{ 3132 lvstd->index = vstd->index; 3133 lvstd->id = vstd->id; 3134 memcpy(&lvstd->name, &vstd->name, sizeof(*lvstd) - offsetof(struct l_v4l2_standard, name)); 3135 return (0); 3136} 3137 3138static int 3139linux_to_bsd_v4l2_buffer(struct l_v4l2_buffer *lvb, struct v4l2_buffer *vb) 3140{ 3141 vb->index = lvb->index; 3142 vb->type = lvb->type; 3143 vb->bytesused = lvb->bytesused; 3144 vb->flags = lvb->flags; 3145 vb->field = lvb->field; 3146 vb->timestamp.tv_sec = lvb->timestamp.tv_sec; 3147 vb->timestamp.tv_usec = lvb->timestamp.tv_usec; 3148 memcpy(&vb->timecode, &lvb->timecode, sizeof (lvb->timecode)); 3149 vb->sequence = lvb->sequence; 3150 vb->memory = lvb->memory; 3151 if (lvb->memory == V4L2_MEMORY_USERPTR) 3152 /* possible pointer size conversion */ 3153 vb->m.userptr = (unsigned long)PTRIN(lvb->m.userptr); 3154 else 3155 vb->m.offset = lvb->m.offset; 3156 vb->length = lvb->length; 3157 vb->input = lvb->input; 3158 vb->reserved = lvb->reserved; 3159 return (0); 3160} 3161 3162static int 3163bsd_to_linux_v4l2_buffer(struct v4l2_buffer *vb, struct l_v4l2_buffer *lvb) 3164{ 3165 lvb->index = vb->index; 3166 lvb->type = vb->type; 3167 lvb->bytesused = vb->bytesused; 3168 lvb->flags = vb->flags; 3169 lvb->field = vb->field; 3170 lvb->timestamp.tv_sec = vb->timestamp.tv_sec; 3171 lvb->timestamp.tv_usec = vb->timestamp.tv_usec; 3172 memcpy(&lvb->timecode, &vb->timecode, sizeof (vb->timecode)); 3173 lvb->sequence = vb->sequence; 3174 lvb->memory = vb->memory; 3175 if (vb->memory == V4L2_MEMORY_USERPTR) 3176 /* possible pointer size conversion */ 3177 lvb->m.userptr = PTROUT(vb->m.userptr); 3178 else 3179 lvb->m.offset = vb->m.offset; 3180 lvb->length = vb->length; 3181 lvb->input = vb->input; 3182 lvb->reserved = vb->reserved; 3183 return (0); 3184} 3185 3186static int 3187linux_to_bsd_v4l2_format(struct l_v4l2_format *lvf, struct v4l2_format *vf) 3188{ 3189 vf->type = lvf->type; 3190 if (lvf->type == V4L2_BUF_TYPE_VIDEO_OVERLAY 3191#ifdef V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3192 || lvf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3193#endif 3194 ) 3195 /* 3196 * XXX TODO - needs 32 -> 64 bit conversion: 3197 * (unused by webcams?) 3198 */ 3199 return EINVAL; 3200 memcpy(&vf->fmt, &lvf->fmt, sizeof(vf->fmt)); 3201 return 0; 3202} 3203 3204static int 3205bsd_to_linux_v4l2_format(struct v4l2_format *vf, struct l_v4l2_format *lvf) 3206{ 3207 lvf->type = vf->type; 3208 if (vf->type == V4L2_BUF_TYPE_VIDEO_OVERLAY 3209#ifdef V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3210 || vf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3211#endif 3212 ) 3213 /* 3214 * XXX TODO - needs 32 -> 64 bit conversion: 3215 * (unused by webcams?) 3216 */ 3217 return EINVAL; 3218 memcpy(&lvf->fmt, &vf->fmt, sizeof(vf->fmt)); 3219 return 0; 3220} 3221static int 3222linux_ioctl_v4l2(struct thread *td, struct linux_ioctl_args *args) 3223{ 3224 cap_rights_t rights; 3225 struct file *fp; 3226 int error; 3227 struct v4l2_format vformat; 3228 struct l_v4l2_format l_vformat; 3229 struct v4l2_standard vstd; 3230 struct l_v4l2_standard l_vstd; 3231 struct l_v4l2_buffer l_vbuf; 3232 struct v4l2_buffer vbuf; 3233 struct v4l2_input vinp; 3234 3235 switch (args->cmd & 0xffff) { 3236 case LINUX_VIDIOC_RESERVED: 3237 case LINUX_VIDIOC_LOG_STATUS: 3238 if ((args->cmd & IOC_DIRMASK) != LINUX_IOC_VOID) 3239 return ENOIOCTL; 3240 args->cmd = (args->cmd & 0xffff) | IOC_VOID; 3241 break; 3242 3243 case LINUX_VIDIOC_OVERLAY: 3244 case LINUX_VIDIOC_STREAMON: 3245 case LINUX_VIDIOC_STREAMOFF: 3246 case LINUX_VIDIOC_S_STD: 3247 case LINUX_VIDIOC_S_TUNER: 3248 case LINUX_VIDIOC_S_AUDIO: 3249 case LINUX_VIDIOC_S_AUDOUT: 3250 case LINUX_VIDIOC_S_MODULATOR: 3251 case LINUX_VIDIOC_S_FREQUENCY: 3252 case LINUX_VIDIOC_S_CROP: 3253 case LINUX_VIDIOC_S_JPEGCOMP: 3254 case LINUX_VIDIOC_S_PRIORITY: 3255 case LINUX_VIDIOC_DBG_S_REGISTER: 3256 case LINUX_VIDIOC_S_HW_FREQ_SEEK: 3257 case LINUX_VIDIOC_SUBSCRIBE_EVENT: 3258 case LINUX_VIDIOC_UNSUBSCRIBE_EVENT: 3259 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_IN; 3260 break; 3261 3262 case LINUX_VIDIOC_QUERYCAP: 3263 case LINUX_VIDIOC_G_STD: 3264 case LINUX_VIDIOC_G_AUDIO: 3265 case LINUX_VIDIOC_G_INPUT: 3266 case LINUX_VIDIOC_G_OUTPUT: 3267 case LINUX_VIDIOC_G_AUDOUT: 3268 case LINUX_VIDIOC_G_JPEGCOMP: 3269 case LINUX_VIDIOC_QUERYSTD: 3270 case LINUX_VIDIOC_G_PRIORITY: 3271 case LINUX_VIDIOC_QUERY_DV_PRESET: 3272 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_OUT; 3273 break; 3274 3275 case LINUX_VIDIOC_ENUM_FMT: 3276 case LINUX_VIDIOC_REQBUFS: 3277 case LINUX_VIDIOC_G_PARM: 3278 case LINUX_VIDIOC_S_PARM: 3279 case LINUX_VIDIOC_G_CTRL: 3280 case LINUX_VIDIOC_S_CTRL: 3281 case LINUX_VIDIOC_G_TUNER: 3282 case LINUX_VIDIOC_QUERYCTRL: 3283 case LINUX_VIDIOC_QUERYMENU: 3284 case LINUX_VIDIOC_S_INPUT: 3285 case LINUX_VIDIOC_S_OUTPUT: 3286 case LINUX_VIDIOC_ENUMOUTPUT: 3287 case LINUX_VIDIOC_G_MODULATOR: 3288 case LINUX_VIDIOC_G_FREQUENCY: 3289 case LINUX_VIDIOC_CROPCAP: 3290 case LINUX_VIDIOC_G_CROP: 3291 case LINUX_VIDIOC_ENUMAUDIO: 3292 case LINUX_VIDIOC_ENUMAUDOUT: 3293 case LINUX_VIDIOC_G_SLICED_VBI_CAP: 3294#ifdef VIDIOC_ENUM_FRAMESIZES 3295 case LINUX_VIDIOC_ENUM_FRAMESIZES: 3296 case LINUX_VIDIOC_ENUM_FRAMEINTERVALS: 3297 case LINUX_VIDIOC_ENCODER_CMD: 3298 case LINUX_VIDIOC_TRY_ENCODER_CMD: 3299#endif 3300 case LINUX_VIDIOC_DBG_G_REGISTER: 3301 case LINUX_VIDIOC_DBG_G_CHIP_IDENT: 3302 case LINUX_VIDIOC_ENUM_DV_PRESETS: 3303 case LINUX_VIDIOC_S_DV_PRESET: 3304 case LINUX_VIDIOC_G_DV_PRESET: 3305 case LINUX_VIDIOC_S_DV_TIMINGS: 3306 case LINUX_VIDIOC_G_DV_TIMINGS: 3307 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_INOUT; 3308 break; 3309 3310 case LINUX_VIDIOC_G_FMT: 3311 case LINUX_VIDIOC_S_FMT: 3312 case LINUX_VIDIOC_TRY_FMT: 3313 error = copyin((void *)args->arg, &l_vformat, sizeof(l_vformat)); 3314 if (error) 3315 return (error); 3316 error = fget(td, args->fd, 3317 cap_rights_init(&rights, CAP_IOCTL), &fp); 3318 if (error) 3319 return (error); 3320 if (linux_to_bsd_v4l2_format(&l_vformat, &vformat) != 0) 3321 error = EINVAL; 3322 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_G_FMT) 3323 error = fo_ioctl(fp, VIDIOC_G_FMT, &vformat, 3324 td->td_ucred, td); 3325 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_S_FMT) 3326 error = fo_ioctl(fp, VIDIOC_S_FMT, &vformat, 3327 td->td_ucred, td); 3328 else 3329 error = fo_ioctl(fp, VIDIOC_TRY_FMT, &vformat, 3330 td->td_ucred, td); 3331 bsd_to_linux_v4l2_format(&vformat, &l_vformat); 3332 copyout(&l_vformat, (void *)args->arg, sizeof(l_vformat)); 3333 fdrop(fp, td); 3334 return (error); 3335 3336 case LINUX_VIDIOC_ENUMSTD: 3337 error = copyin((void *)args->arg, &l_vstd, sizeof(l_vstd)); 3338 if (error) 3339 return (error); 3340 linux_to_bsd_v4l2_standard(&l_vstd, &vstd); 3341 error = fget(td, args->fd, 3342 cap_rights_init(&rights, CAP_IOCTL), &fp); 3343 if (error) 3344 return (error); 3345 error = fo_ioctl(fp, VIDIOC_ENUMSTD, (caddr_t)&vstd, 3346 td->td_ucred, td); 3347 if (error) { 3348 fdrop(fp, td); 3349 return (error); 3350 } 3351 bsd_to_linux_v4l2_standard(&vstd, &l_vstd); 3352 error = copyout(&l_vstd, (void *)args->arg, sizeof(l_vstd)); 3353 fdrop(fp, td); 3354 return (error); 3355 3356 case LINUX_VIDIOC_ENUMINPUT: 3357 /* 3358 * The Linux struct l_v4l2_input differs only in size, 3359 * it has no padding at the end. 3360 */ 3361 error = copyin((void *)args->arg, &vinp, 3362 sizeof(struct l_v4l2_input)); 3363 if (error != 0) 3364 return (error); 3365 error = fget(td, args->fd, 3366 cap_rights_init(&rights, CAP_IOCTL), &fp); 3367 if (error != 0) 3368 return (error); 3369 error = fo_ioctl(fp, VIDIOC_ENUMINPUT, (caddr_t)&vinp, 3370 td->td_ucred, td); 3371 if (error) { 3372 fdrop(fp, td); 3373 return (error); 3374 } 3375 error = copyout(&vinp, (void *)args->arg, 3376 sizeof(struct l_v4l2_input)); 3377 fdrop(fp, td); 3378 return (error); 3379 3380 case LINUX_VIDIOC_QUERYBUF: 3381 case LINUX_VIDIOC_QBUF: 3382 case LINUX_VIDIOC_DQBUF: 3383 error = copyin((void *)args->arg, &l_vbuf, sizeof(l_vbuf)); 3384 if (error) 3385 return (error); 3386 error = fget(td, args->fd, 3387 cap_rights_init(&rights, CAP_IOCTL), &fp); 3388 if (error) 3389 return (error); 3390 linux_to_bsd_v4l2_buffer(&l_vbuf, &vbuf); 3391 if ((args->cmd & 0xffff) == LINUX_VIDIOC_QUERYBUF) 3392 error = fo_ioctl(fp, VIDIOC_QUERYBUF, &vbuf, 3393 td->td_ucred, td); 3394 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_QBUF) 3395 error = fo_ioctl(fp, VIDIOC_QBUF, &vbuf, 3396 td->td_ucred, td); 3397 else 3398 error = fo_ioctl(fp, VIDIOC_DQBUF, &vbuf, 3399 td->td_ucred, td); 3400 bsd_to_linux_v4l2_buffer(&vbuf, &l_vbuf); 3401 copyout(&l_vbuf, (void *)args->arg, sizeof(l_vbuf)); 3402 fdrop(fp, td); 3403 return (error); 3404 3405 /* 3406 * XXX TODO - these need 32 -> 64 bit conversion: 3407 * (are any of them needed for webcams?) 3408 */ 3409 case LINUX_VIDIOC_G_FBUF: 3410 case LINUX_VIDIOC_S_FBUF: 3411 3412 case LINUX_VIDIOC_G_EXT_CTRLS: 3413 case LINUX_VIDIOC_S_EXT_CTRLS: 3414 case LINUX_VIDIOC_TRY_EXT_CTRLS: 3415 3416 case LINUX_VIDIOC_DQEVENT: 3417 3418 default: return (ENOIOCTL); 3419 } 3420 3421 error = sys_ioctl(td, (struct ioctl_args *)args); 3422 return (error); 3423} 3424 3425/* 3426 * Support for emulators/linux-libusb. This port uses FBSD_LUSB* macros 3427 * instead of USB* ones. This lets us to provide correct values for cmd. 3428 * 0xffffffe0 -- 0xffffffff range seemed to be the least collision-prone. 3429 */ 3430static int 3431linux_ioctl_fbsd_usb(struct thread *td, struct linux_ioctl_args *args) 3432{ 3433 int error; 3434 3435 error = 0; 3436 switch (args->cmd) { 3437 case FBSD_LUSB_DEVICEENUMERATE: 3438 args->cmd = USB_DEVICEENUMERATE; 3439 break; 3440 case FBSD_LUSB_DEV_QUIRK_ADD: 3441 args->cmd = USB_DEV_QUIRK_ADD; 3442 break; 3443 case FBSD_LUSB_DEV_QUIRK_GET: 3444 args->cmd = USB_DEV_QUIRK_GET; 3445 break; 3446 case FBSD_LUSB_DEV_QUIRK_REMOVE: 3447 args->cmd = USB_DEV_QUIRK_REMOVE; 3448 break; 3449 case FBSD_LUSB_DO_REQUEST: 3450 args->cmd = USB_DO_REQUEST; 3451 break; 3452 case FBSD_LUSB_FS_CLEAR_STALL_SYNC: 3453 args->cmd = USB_FS_CLEAR_STALL_SYNC; 3454 break; 3455 case FBSD_LUSB_FS_CLOSE: 3456 args->cmd = USB_FS_CLOSE; 3457 break; 3458 case FBSD_LUSB_FS_COMPLETE: 3459 args->cmd = USB_FS_COMPLETE; 3460 break; 3461 case FBSD_LUSB_FS_INIT: 3462 args->cmd = USB_FS_INIT; 3463 break; 3464 case FBSD_LUSB_FS_OPEN: 3465 args->cmd = USB_FS_OPEN; 3466 break; 3467 case FBSD_LUSB_FS_START: 3468 args->cmd = USB_FS_START; 3469 break; 3470 case FBSD_LUSB_FS_STOP: 3471 args->cmd = USB_FS_STOP; 3472 break; 3473 case FBSD_LUSB_FS_UNINIT: 3474 args->cmd = USB_FS_UNINIT; 3475 break; 3476 case FBSD_LUSB_GET_CONFIG: 3477 args->cmd = USB_GET_CONFIG; 3478 break; 3479 case FBSD_LUSB_GET_DEVICEINFO: 3480 args->cmd = USB_GET_DEVICEINFO; 3481 break; 3482 case FBSD_LUSB_GET_DEVICE_DESC: 3483 args->cmd = USB_GET_DEVICE_DESC; 3484 break; 3485 case FBSD_LUSB_GET_FULL_DESC: 3486 args->cmd = USB_GET_FULL_DESC; 3487 break; 3488 case FBSD_LUSB_GET_IFACE_DRIVER: 3489 args->cmd = USB_GET_IFACE_DRIVER; 3490 break; 3491 case FBSD_LUSB_GET_PLUGTIME: 3492 args->cmd = USB_GET_PLUGTIME; 3493 break; 3494 case FBSD_LUSB_GET_POWER_MODE: 3495 args->cmd = USB_GET_POWER_MODE; 3496 break; 3497 case FBSD_LUSB_GET_REPORT_DESC: 3498 args->cmd = USB_GET_REPORT_DESC; 3499 break; 3500 case FBSD_LUSB_GET_REPORT_ID: 3501 args->cmd = USB_GET_REPORT_ID; 3502 break; 3503 case FBSD_LUSB_GET_TEMPLATE: 3504 args->cmd = USB_GET_TEMPLATE; 3505 break; 3506 case FBSD_LUSB_IFACE_DRIVER_ACTIVE: 3507 args->cmd = USB_IFACE_DRIVER_ACTIVE; 3508 break; 3509 case FBSD_LUSB_IFACE_DRIVER_DETACH: 3510 args->cmd = USB_IFACE_DRIVER_DETACH; 3511 break; 3512 case FBSD_LUSB_QUIRK_NAME_GET: 3513 args->cmd = USB_QUIRK_NAME_GET; 3514 break; 3515 case FBSD_LUSB_READ_DIR: 3516 args->cmd = USB_READ_DIR; 3517 break; 3518 case FBSD_LUSB_SET_ALTINTERFACE: 3519 args->cmd = USB_SET_ALTINTERFACE; 3520 break; 3521 case FBSD_LUSB_SET_CONFIG: 3522 args->cmd = USB_SET_CONFIG; 3523 break; 3524 case FBSD_LUSB_SET_IMMED: 3525 args->cmd = USB_SET_IMMED; 3526 break; 3527 case FBSD_LUSB_SET_POWER_MODE: 3528 args->cmd = USB_SET_POWER_MODE; 3529 break; 3530 case FBSD_LUSB_SET_TEMPLATE: 3531 args->cmd = USB_SET_TEMPLATE; 3532 break; 3533 case FBSD_LUSB_FS_OPEN_STREAM: 3534 args->cmd = USB_FS_OPEN_STREAM; 3535 break; 3536 case FBSD_LUSB_GET_DEV_PORT_PATH: 3537 args->cmd = USB_GET_DEV_PORT_PATH; 3538 break; 3539 case FBSD_LUSB_GET_POWER_USAGE: 3540 args->cmd = USB_GET_POWER_USAGE; 3541 break; 3542 default: 3543 error = ENOIOCTL; 3544 } 3545 if (error != ENOIOCTL) 3546 error = sys_ioctl(td, (struct ioctl_args *)args); 3547 return (error); 3548} 3549 3550/* 3551 * main ioctl syscall function 3552 */ 3553 3554int 3555linux_ioctl(struct thread *td, struct linux_ioctl_args *args) 3556{ 3557 cap_rights_t rights; 3558 struct file *fp; 3559 struct handler_element *he; 3560 int error, cmd; 3561 3562#ifdef DEBUG 3563 if (ldebug(ioctl)) 3564 printf(ARGS(ioctl, "%d, %04lx, *"), args->fd, 3565 (unsigned long)args->cmd); 3566#endif 3567 3568 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 3569 if (error != 0) 3570 return (error); 3571 if ((fp->f_flag & (FREAD|FWRITE)) == 0) { 3572 fdrop(fp, td); 3573 return (EBADF); 3574 } 3575 3576 /* Iterate over the ioctl handlers */ 3577 cmd = args->cmd & 0xffff; 3578 sx_slock(&linux_ioctl_sx); 3579 mtx_lock(&Giant); 3580 TAILQ_FOREACH(he, &handlers, list) { 3581 if (cmd >= he->low && cmd <= he->high) { 3582 error = (*he->func)(td, args); 3583 if (error != ENOIOCTL) { 3584 mtx_unlock(&Giant); 3585 sx_sunlock(&linux_ioctl_sx); 3586 fdrop(fp, td); 3587 return (error); 3588 } 3589 } 3590 } 3591 mtx_unlock(&Giant); 3592 sx_sunlock(&linux_ioctl_sx); 3593 fdrop(fp, td); 3594 3595 linux_msg(td, "ioctl fd=%d, cmd=0x%x ('%c',%d) is not implemented", 3596 args->fd, (int)(args->cmd & 0xffff), 3597 (int)(args->cmd & 0xff00) >> 8, (int)(args->cmd & 0xff)); 3598 3599 return (EINVAL); 3600} 3601 3602int 3603linux_ioctl_register_handler(struct linux_ioctl_handler *h) 3604{ 3605 struct handler_element *he, *cur; 3606 3607 if (h == NULL || h->func == NULL) 3608 return (EINVAL); 3609 3610 /* 3611 * Reuse the element if the handler is already on the list, otherwise 3612 * create a new element. 3613 */ 3614 sx_xlock(&linux_ioctl_sx); 3615 TAILQ_FOREACH(he, &handlers, list) { 3616 if (he->func == h->func) 3617 break; 3618 } 3619 if (he == NULL) { 3620 he = malloc(sizeof(*he), 3621 M_LINUX, M_WAITOK); 3622 he->func = h->func; 3623 } else 3624 TAILQ_REMOVE(&handlers, he, list); 3625 3626 /* Initialize range information. */ 3627 he->low = h->low; 3628 he->high = h->high; 3629 he->span = h->high - h->low + 1; 3630 3631 /* Add the element to the list, sorted on span. */ 3632 TAILQ_FOREACH(cur, &handlers, list) { 3633 if (cur->span > he->span) { 3634 TAILQ_INSERT_BEFORE(cur, he, list); 3635 sx_xunlock(&linux_ioctl_sx); 3636 return (0); 3637 } 3638 } 3639 TAILQ_INSERT_TAIL(&handlers, he, list); 3640 sx_xunlock(&linux_ioctl_sx); 3641 3642 return (0); 3643} 3644 3645int 3646linux_ioctl_unregister_handler(struct linux_ioctl_handler *h) 3647{ 3648 struct handler_element *he; 3649 3650 if (h == NULL || h->func == NULL) 3651 return (EINVAL); 3652 3653 sx_xlock(&linux_ioctl_sx); 3654 TAILQ_FOREACH(he, &handlers, list) { 3655 if (he->func == h->func) { 3656 TAILQ_REMOVE(&handlers, he, list); 3657 sx_xunlock(&linux_ioctl_sx); 3658 free(he, M_LINUX); 3659 return (0); 3660 } 3661 } 3662 sx_xunlock(&linux_ioctl_sx); 3663 3664 return (EINVAL); 3665} 3666