linux_ioctl.c revision 332063
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 332063 2018-04-05 12:50:47Z emaste $"); 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 97static linux_ioctl_function_t linux_ioctl_cdrom; 98static linux_ioctl_function_t linux_ioctl_vfat; 99static linux_ioctl_function_t linux_ioctl_console; 100static linux_ioctl_function_t linux_ioctl_hdio; 101static linux_ioctl_function_t linux_ioctl_disk; 102static linux_ioctl_function_t linux_ioctl_socket; 103static linux_ioctl_function_t linux_ioctl_sound; 104static linux_ioctl_function_t linux_ioctl_termio; 105static linux_ioctl_function_t linux_ioctl_private; 106static linux_ioctl_function_t linux_ioctl_drm; 107static linux_ioctl_function_t linux_ioctl_sg; 108static linux_ioctl_function_t linux_ioctl_v4l; 109static linux_ioctl_function_t linux_ioctl_v4l2; 110static linux_ioctl_function_t linux_ioctl_special; 111static linux_ioctl_function_t linux_ioctl_fbsd_usb; 112 113static struct linux_ioctl_handler cdrom_handler = 114{ linux_ioctl_cdrom, LINUX_IOCTL_CDROM_MIN, LINUX_IOCTL_CDROM_MAX }; 115static struct linux_ioctl_handler vfat_handler = 116{ linux_ioctl_vfat, LINUX_IOCTL_VFAT_MIN, LINUX_IOCTL_VFAT_MAX }; 117static struct linux_ioctl_handler console_handler = 118{ linux_ioctl_console, LINUX_IOCTL_CONSOLE_MIN, LINUX_IOCTL_CONSOLE_MAX }; 119static struct linux_ioctl_handler hdio_handler = 120{ linux_ioctl_hdio, LINUX_IOCTL_HDIO_MIN, LINUX_IOCTL_HDIO_MAX }; 121static struct linux_ioctl_handler disk_handler = 122{ linux_ioctl_disk, LINUX_IOCTL_DISK_MIN, LINUX_IOCTL_DISK_MAX }; 123static struct linux_ioctl_handler socket_handler = 124{ linux_ioctl_socket, LINUX_IOCTL_SOCKET_MIN, LINUX_IOCTL_SOCKET_MAX }; 125static struct linux_ioctl_handler sound_handler = 126{ linux_ioctl_sound, LINUX_IOCTL_SOUND_MIN, LINUX_IOCTL_SOUND_MAX }; 127static struct linux_ioctl_handler termio_handler = 128{ linux_ioctl_termio, LINUX_IOCTL_TERMIO_MIN, LINUX_IOCTL_TERMIO_MAX }; 129static struct linux_ioctl_handler private_handler = 130{ linux_ioctl_private, LINUX_IOCTL_PRIVATE_MIN, LINUX_IOCTL_PRIVATE_MAX }; 131static struct linux_ioctl_handler drm_handler = 132{ linux_ioctl_drm, LINUX_IOCTL_DRM_MIN, LINUX_IOCTL_DRM_MAX }; 133static struct linux_ioctl_handler sg_handler = 134{ linux_ioctl_sg, LINUX_IOCTL_SG_MIN, LINUX_IOCTL_SG_MAX }; 135static struct linux_ioctl_handler video_handler = 136{ linux_ioctl_v4l, LINUX_IOCTL_VIDEO_MIN, LINUX_IOCTL_VIDEO_MAX }; 137static struct linux_ioctl_handler video2_handler = 138{ linux_ioctl_v4l2, LINUX_IOCTL_VIDEO2_MIN, LINUX_IOCTL_VIDEO2_MAX }; 139static struct linux_ioctl_handler fbsd_usb = 140{ linux_ioctl_fbsd_usb, FBSD_LUSB_MIN, FBSD_LUSB_MAX }; 141 142DATA_SET(linux_ioctl_handler_set, cdrom_handler); 143DATA_SET(linux_ioctl_handler_set, vfat_handler); 144DATA_SET(linux_ioctl_handler_set, console_handler); 145DATA_SET(linux_ioctl_handler_set, hdio_handler); 146DATA_SET(linux_ioctl_handler_set, disk_handler); 147DATA_SET(linux_ioctl_handler_set, socket_handler); 148DATA_SET(linux_ioctl_handler_set, sound_handler); 149DATA_SET(linux_ioctl_handler_set, termio_handler); 150DATA_SET(linux_ioctl_handler_set, private_handler); 151DATA_SET(linux_ioctl_handler_set, drm_handler); 152DATA_SET(linux_ioctl_handler_set, sg_handler); 153DATA_SET(linux_ioctl_handler_set, video_handler); 154DATA_SET(linux_ioctl_handler_set, video2_handler); 155DATA_SET(linux_ioctl_handler_set, fbsd_usb); 156 157struct handler_element 158{ 159 TAILQ_ENTRY(handler_element) list; 160 int (*func)(struct thread *, struct linux_ioctl_args *); 161 int low, high, span; 162}; 163 164static TAILQ_HEAD(, handler_element) handlers = 165 TAILQ_HEAD_INITIALIZER(handlers); 166static struct sx linux_ioctl_sx; 167SX_SYSINIT(linux_ioctl, &linux_ioctl_sx, "linux ioctl handlers"); 168 169/* 170 * hdio related ioctls for VMWare support 171 */ 172 173struct linux_hd_geometry { 174 u_int8_t heads; 175 u_int8_t sectors; 176 u_int16_t cylinders; 177 u_int32_t start; 178}; 179 180struct linux_hd_big_geometry { 181 u_int8_t heads; 182 u_int8_t sectors; 183 u_int32_t cylinders; 184 u_int32_t start; 185}; 186 187static int 188linux_ioctl_hdio(struct thread *td, struct linux_ioctl_args *args) 189{ 190 cap_rights_t rights; 191 struct file *fp; 192 int error; 193 u_int sectorsize, fwcylinders, fwheads, fwsectors; 194 off_t mediasize, bytespercyl; 195 196 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 197 if (error != 0) 198 return (error); 199 switch (args->cmd & 0xffff) { 200 case LINUX_HDIO_GET_GEO: 201 case LINUX_HDIO_GET_GEO_BIG: 202 error = fo_ioctl(fp, DIOCGMEDIASIZE, 203 (caddr_t)&mediasize, td->td_ucred, td); 204 if (!error) 205 error = fo_ioctl(fp, DIOCGSECTORSIZE, 206 (caddr_t)§orsize, td->td_ucred, td); 207 if (!error) 208 error = fo_ioctl(fp, DIOCGFWHEADS, 209 (caddr_t)&fwheads, td->td_ucred, td); 210 if (!error) 211 error = fo_ioctl(fp, DIOCGFWSECTORS, 212 (caddr_t)&fwsectors, td->td_ucred, td); 213 /* 214 * XXX: DIOCGFIRSTOFFSET is not yet implemented, so 215 * so pretend that GEOM always says 0. This is NOT VALID 216 * for slices or partitions, only the per-disk raw devices. 217 */ 218 219 fdrop(fp, td); 220 if (error) 221 return (error); 222 /* 223 * 1. Calculate the number of bytes in a cylinder, 224 * given the firmware's notion of heads and sectors 225 * per cylinder. 226 * 2. Calculate the number of cylinders, given the total 227 * size of the media. 228 * All internal calculations should have 64-bit precision. 229 */ 230 bytespercyl = (off_t) sectorsize * fwheads * fwsectors; 231 fwcylinders = mediasize / bytespercyl; 232#if defined(DEBUG) 233 linux_msg(td, "HDIO_GET_GEO: mediasize %jd, c/h/s %d/%d/%d, " 234 "bpc %jd", 235 (intmax_t)mediasize, fwcylinders, fwheads, fwsectors, 236 (intmax_t)bytespercyl); 237#endif 238 if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO) { 239 struct linux_hd_geometry hdg; 240 241 hdg.cylinders = fwcylinders; 242 hdg.heads = fwheads; 243 hdg.sectors = fwsectors; 244 hdg.start = 0; 245 error = copyout(&hdg, (void *)args->arg, sizeof(hdg)); 246 } else if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO_BIG) { 247 struct linux_hd_big_geometry hdbg; 248 249 memset(&hdbg, 0, sizeof(hdbg)); 250 hdbg.cylinders = fwcylinders; 251 hdbg.heads = fwheads; 252 hdbg.sectors = fwsectors; 253 hdbg.start = 0; 254 error = copyout(&hdbg, (void *)args->arg, sizeof(hdbg)); 255 } 256 return (error); 257 break; 258 default: 259 /* XXX */ 260 linux_msg(td, 261 "ioctl fd=%d, cmd=0x%x ('%c',%d) is not implemented", 262 args->fd, (int)(args->cmd & 0xffff), 263 (int)(args->cmd & 0xff00) >> 8, 264 (int)(args->cmd & 0xff)); 265 break; 266 } 267 fdrop(fp, td); 268 return (ENOIOCTL); 269} 270 271static int 272linux_ioctl_disk(struct thread *td, struct linux_ioctl_args *args) 273{ 274 cap_rights_t rights; 275 struct file *fp; 276 int error; 277 u_int sectorsize; 278 off_t mediasize; 279 280 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 281 if (error != 0) 282 return (error); 283 switch (args->cmd & 0xffff) { 284 case LINUX_BLKGETSIZE: 285 error = fo_ioctl(fp, DIOCGSECTORSIZE, 286 (caddr_t)§orsize, td->td_ucred, td); 287 if (!error) 288 error = fo_ioctl(fp, DIOCGMEDIASIZE, 289 (caddr_t)&mediasize, td->td_ucred, td); 290 fdrop(fp, td); 291 if (error) 292 return (error); 293 sectorsize = mediasize / sectorsize; 294 /* 295 * XXX: How do we know we return the right size of integer ? 296 */ 297 return (copyout(§orsize, (void *)args->arg, 298 sizeof(sectorsize))); 299 break; 300 case LINUX_BLKSSZGET: 301 error = fo_ioctl(fp, DIOCGSECTORSIZE, 302 (caddr_t)§orsize, td->td_ucred, td); 303 fdrop(fp, td); 304 if (error) 305 return (error); 306 return (copyout(§orsize, (void *)args->arg, 307 sizeof(sectorsize))); 308 break; 309 } 310 fdrop(fp, td); 311 return (ENOIOCTL); 312} 313 314/* 315 * termio related ioctls 316 */ 317 318struct linux_termio { 319 unsigned short c_iflag; 320 unsigned short c_oflag; 321 unsigned short c_cflag; 322 unsigned short c_lflag; 323 unsigned char c_line; 324 unsigned char c_cc[LINUX_NCC]; 325}; 326 327struct linux_termios { 328 unsigned int c_iflag; 329 unsigned int c_oflag; 330 unsigned int c_cflag; 331 unsigned int c_lflag; 332 unsigned char c_line; 333 unsigned char c_cc[LINUX_NCCS]; 334}; 335 336struct linux_winsize { 337 unsigned short ws_row, ws_col; 338 unsigned short ws_xpixel, ws_ypixel; 339}; 340 341struct speedtab { 342 int sp_speed; /* Speed. */ 343 int sp_code; /* Code. */ 344}; 345 346static struct speedtab sptab[] = { 347 { B0, LINUX_B0 }, { B50, LINUX_B50 }, 348 { B75, LINUX_B75 }, { B110, LINUX_B110 }, 349 { B134, LINUX_B134 }, { B150, LINUX_B150 }, 350 { B200, LINUX_B200 }, { B300, LINUX_B300 }, 351 { B600, LINUX_B600 }, { B1200, LINUX_B1200 }, 352 { B1800, LINUX_B1800 }, { B2400, LINUX_B2400 }, 353 { B4800, LINUX_B4800 }, { B9600, LINUX_B9600 }, 354 { B19200, LINUX_B19200 }, { B38400, LINUX_B38400 }, 355 { B57600, LINUX_B57600 }, { B115200, LINUX_B115200 }, 356 {-1, -1 } 357}; 358 359struct linux_serial_struct { 360 int type; 361 int line; 362 int port; 363 int irq; 364 int flags; 365 int xmit_fifo_size; 366 int custom_divisor; 367 int baud_base; 368 unsigned short close_delay; 369 char reserved_char[2]; 370 int hub6; 371 unsigned short closing_wait; 372 unsigned short closing_wait2; 373 int reserved[4]; 374}; 375 376static int 377linux_to_bsd_speed(int code, struct speedtab *table) 378{ 379 for ( ; table->sp_code != -1; table++) 380 if (table->sp_code == code) 381 return (table->sp_speed); 382 return -1; 383} 384 385static int 386bsd_to_linux_speed(int speed, struct speedtab *table) 387{ 388 for ( ; table->sp_speed != -1; table++) 389 if (table->sp_speed == speed) 390 return (table->sp_code); 391 return -1; 392} 393 394static void 395bsd_to_linux_termios(struct termios *bios, struct linux_termios *lios) 396{ 397 int i; 398 399#ifdef DEBUG 400 if (ldebug(ioctl)) { 401 printf("LINUX: BSD termios structure (input):\n"); 402 printf("i=%08x o=%08x c=%08x l=%08x ispeed=%d ospeed=%d\n", 403 bios->c_iflag, bios->c_oflag, bios->c_cflag, bios->c_lflag, 404 bios->c_ispeed, bios->c_ospeed); 405 printf("c_cc "); 406 for (i=0; i<NCCS; i++) 407 printf("%02x ", bios->c_cc[i]); 408 printf("\n"); 409 } 410#endif 411 412 lios->c_iflag = 0; 413 if (bios->c_iflag & IGNBRK) 414 lios->c_iflag |= LINUX_IGNBRK; 415 if (bios->c_iflag & BRKINT) 416 lios->c_iflag |= LINUX_BRKINT; 417 if (bios->c_iflag & IGNPAR) 418 lios->c_iflag |= LINUX_IGNPAR; 419 if (bios->c_iflag & PARMRK) 420 lios->c_iflag |= LINUX_PARMRK; 421 if (bios->c_iflag & INPCK) 422 lios->c_iflag |= LINUX_INPCK; 423 if (bios->c_iflag & ISTRIP) 424 lios->c_iflag |= LINUX_ISTRIP; 425 if (bios->c_iflag & INLCR) 426 lios->c_iflag |= LINUX_INLCR; 427 if (bios->c_iflag & IGNCR) 428 lios->c_iflag |= LINUX_IGNCR; 429 if (bios->c_iflag & ICRNL) 430 lios->c_iflag |= LINUX_ICRNL; 431 if (bios->c_iflag & IXON) 432 lios->c_iflag |= LINUX_IXON; 433 if (bios->c_iflag & IXANY) 434 lios->c_iflag |= LINUX_IXANY; 435 if (bios->c_iflag & IXOFF) 436 lios->c_iflag |= LINUX_IXOFF; 437 if (bios->c_iflag & IMAXBEL) 438 lios->c_iflag |= LINUX_IMAXBEL; 439 440 lios->c_oflag = 0; 441 if (bios->c_oflag & OPOST) 442 lios->c_oflag |= LINUX_OPOST; 443 if (bios->c_oflag & ONLCR) 444 lios->c_oflag |= LINUX_ONLCR; 445 if (bios->c_oflag & TAB3) 446 lios->c_oflag |= LINUX_XTABS; 447 448 lios->c_cflag = bsd_to_linux_speed(bios->c_ispeed, sptab); 449 lios->c_cflag |= (bios->c_cflag & CSIZE) >> 4; 450 if (bios->c_cflag & CSTOPB) 451 lios->c_cflag |= LINUX_CSTOPB; 452 if (bios->c_cflag & CREAD) 453 lios->c_cflag |= LINUX_CREAD; 454 if (bios->c_cflag & PARENB) 455 lios->c_cflag |= LINUX_PARENB; 456 if (bios->c_cflag & PARODD) 457 lios->c_cflag |= LINUX_PARODD; 458 if (bios->c_cflag & HUPCL) 459 lios->c_cflag |= LINUX_HUPCL; 460 if (bios->c_cflag & CLOCAL) 461 lios->c_cflag |= LINUX_CLOCAL; 462 if (bios->c_cflag & CRTSCTS) 463 lios->c_cflag |= LINUX_CRTSCTS; 464 465 lios->c_lflag = 0; 466 if (bios->c_lflag & ISIG) 467 lios->c_lflag |= LINUX_ISIG; 468 if (bios->c_lflag & ICANON) 469 lios->c_lflag |= LINUX_ICANON; 470 if (bios->c_lflag & ECHO) 471 lios->c_lflag |= LINUX_ECHO; 472 if (bios->c_lflag & ECHOE) 473 lios->c_lflag |= LINUX_ECHOE; 474 if (bios->c_lflag & ECHOK) 475 lios->c_lflag |= LINUX_ECHOK; 476 if (bios->c_lflag & ECHONL) 477 lios->c_lflag |= LINUX_ECHONL; 478 if (bios->c_lflag & NOFLSH) 479 lios->c_lflag |= LINUX_NOFLSH; 480 if (bios->c_lflag & TOSTOP) 481 lios->c_lflag |= LINUX_TOSTOP; 482 if (bios->c_lflag & ECHOCTL) 483 lios->c_lflag |= LINUX_ECHOCTL; 484 if (bios->c_lflag & ECHOPRT) 485 lios->c_lflag |= LINUX_ECHOPRT; 486 if (bios->c_lflag & ECHOKE) 487 lios->c_lflag |= LINUX_ECHOKE; 488 if (bios->c_lflag & FLUSHO) 489 lios->c_lflag |= LINUX_FLUSHO; 490 if (bios->c_lflag & PENDIN) 491 lios->c_lflag |= LINUX_PENDIN; 492 if (bios->c_lflag & IEXTEN) 493 lios->c_lflag |= LINUX_IEXTEN; 494 495 for (i=0; i<LINUX_NCCS; i++) 496 lios->c_cc[i] = LINUX_POSIX_VDISABLE; 497 lios->c_cc[LINUX_VINTR] = bios->c_cc[VINTR]; 498 lios->c_cc[LINUX_VQUIT] = bios->c_cc[VQUIT]; 499 lios->c_cc[LINUX_VERASE] = bios->c_cc[VERASE]; 500 lios->c_cc[LINUX_VKILL] = bios->c_cc[VKILL]; 501 lios->c_cc[LINUX_VEOF] = bios->c_cc[VEOF]; 502 lios->c_cc[LINUX_VEOL] = bios->c_cc[VEOL]; 503 lios->c_cc[LINUX_VMIN] = bios->c_cc[VMIN]; 504 lios->c_cc[LINUX_VTIME] = bios->c_cc[VTIME]; 505 lios->c_cc[LINUX_VEOL2] = bios->c_cc[VEOL2]; 506 lios->c_cc[LINUX_VSUSP] = bios->c_cc[VSUSP]; 507 lios->c_cc[LINUX_VSTART] = bios->c_cc[VSTART]; 508 lios->c_cc[LINUX_VSTOP] = bios->c_cc[VSTOP]; 509 lios->c_cc[LINUX_VREPRINT] = bios->c_cc[VREPRINT]; 510 lios->c_cc[LINUX_VDISCARD] = bios->c_cc[VDISCARD]; 511 lios->c_cc[LINUX_VWERASE] = bios->c_cc[VWERASE]; 512 lios->c_cc[LINUX_VLNEXT] = bios->c_cc[VLNEXT]; 513 514 for (i=0; i<LINUX_NCCS; i++) { 515 if (i != LINUX_VMIN && i != LINUX_VTIME && 516 lios->c_cc[i] == _POSIX_VDISABLE) 517 lios->c_cc[i] = LINUX_POSIX_VDISABLE; 518 } 519 lios->c_line = 0; 520 521#ifdef DEBUG 522 if (ldebug(ioctl)) { 523 printf("LINUX: LINUX termios structure (output):\n"); 524 printf("i=%08x o=%08x c=%08x l=%08x line=%d\n", 525 lios->c_iflag, lios->c_oflag, lios->c_cflag, 526 lios->c_lflag, (int)lios->c_line); 527 printf("c_cc "); 528 for (i=0; i<LINUX_NCCS; i++) 529 printf("%02x ", lios->c_cc[i]); 530 printf("\n"); 531 } 532#endif 533} 534 535static void 536linux_to_bsd_termios(struct linux_termios *lios, struct termios *bios) 537{ 538 int i; 539 540#ifdef DEBUG 541 if (ldebug(ioctl)) { 542 printf("LINUX: LINUX termios structure (input):\n"); 543 printf("i=%08x o=%08x c=%08x l=%08x line=%d\n", 544 lios->c_iflag, lios->c_oflag, lios->c_cflag, 545 lios->c_lflag, (int)lios->c_line); 546 printf("c_cc "); 547 for (i=0; i<LINUX_NCCS; i++) 548 printf("%02x ", lios->c_cc[i]); 549 printf("\n"); 550 } 551#endif 552 553 bios->c_iflag = 0; 554 if (lios->c_iflag & LINUX_IGNBRK) 555 bios->c_iflag |= IGNBRK; 556 if (lios->c_iflag & LINUX_BRKINT) 557 bios->c_iflag |= BRKINT; 558 if (lios->c_iflag & LINUX_IGNPAR) 559 bios->c_iflag |= IGNPAR; 560 if (lios->c_iflag & LINUX_PARMRK) 561 bios->c_iflag |= PARMRK; 562 if (lios->c_iflag & LINUX_INPCK) 563 bios->c_iflag |= INPCK; 564 if (lios->c_iflag & LINUX_ISTRIP) 565 bios->c_iflag |= ISTRIP; 566 if (lios->c_iflag & LINUX_INLCR) 567 bios->c_iflag |= INLCR; 568 if (lios->c_iflag & LINUX_IGNCR) 569 bios->c_iflag |= IGNCR; 570 if (lios->c_iflag & LINUX_ICRNL) 571 bios->c_iflag |= ICRNL; 572 if (lios->c_iflag & LINUX_IXON) 573 bios->c_iflag |= IXON; 574 if (lios->c_iflag & LINUX_IXANY) 575 bios->c_iflag |= IXANY; 576 if (lios->c_iflag & LINUX_IXOFF) 577 bios->c_iflag |= IXOFF; 578 if (lios->c_iflag & LINUX_IMAXBEL) 579 bios->c_iflag |= IMAXBEL; 580 581 bios->c_oflag = 0; 582 if (lios->c_oflag & LINUX_OPOST) 583 bios->c_oflag |= OPOST; 584 if (lios->c_oflag & LINUX_ONLCR) 585 bios->c_oflag |= ONLCR; 586 if (lios->c_oflag & LINUX_XTABS) 587 bios->c_oflag |= TAB3; 588 589 bios->c_cflag = (lios->c_cflag & LINUX_CSIZE) << 4; 590 if (lios->c_cflag & LINUX_CSTOPB) 591 bios->c_cflag |= CSTOPB; 592 if (lios->c_cflag & LINUX_CREAD) 593 bios->c_cflag |= CREAD; 594 if (lios->c_cflag & LINUX_PARENB) 595 bios->c_cflag |= PARENB; 596 if (lios->c_cflag & LINUX_PARODD) 597 bios->c_cflag |= PARODD; 598 if (lios->c_cflag & LINUX_HUPCL) 599 bios->c_cflag |= HUPCL; 600 if (lios->c_cflag & LINUX_CLOCAL) 601 bios->c_cflag |= CLOCAL; 602 if (lios->c_cflag & LINUX_CRTSCTS) 603 bios->c_cflag |= CRTSCTS; 604 605 bios->c_lflag = 0; 606 if (lios->c_lflag & LINUX_ISIG) 607 bios->c_lflag |= ISIG; 608 if (lios->c_lflag & LINUX_ICANON) 609 bios->c_lflag |= ICANON; 610 if (lios->c_lflag & LINUX_ECHO) 611 bios->c_lflag |= ECHO; 612 if (lios->c_lflag & LINUX_ECHOE) 613 bios->c_lflag |= ECHOE; 614 if (lios->c_lflag & LINUX_ECHOK) 615 bios->c_lflag |= ECHOK; 616 if (lios->c_lflag & LINUX_ECHONL) 617 bios->c_lflag |= ECHONL; 618 if (lios->c_lflag & LINUX_NOFLSH) 619 bios->c_lflag |= NOFLSH; 620 if (lios->c_lflag & LINUX_TOSTOP) 621 bios->c_lflag |= TOSTOP; 622 if (lios->c_lflag & LINUX_ECHOCTL) 623 bios->c_lflag |= ECHOCTL; 624 if (lios->c_lflag & LINUX_ECHOPRT) 625 bios->c_lflag |= ECHOPRT; 626 if (lios->c_lflag & LINUX_ECHOKE) 627 bios->c_lflag |= ECHOKE; 628 if (lios->c_lflag & LINUX_FLUSHO) 629 bios->c_lflag |= FLUSHO; 630 if (lios->c_lflag & LINUX_PENDIN) 631 bios->c_lflag |= PENDIN; 632 if (lios->c_lflag & LINUX_IEXTEN) 633 bios->c_lflag |= IEXTEN; 634 635 for (i=0; i<NCCS; i++) 636 bios->c_cc[i] = _POSIX_VDISABLE; 637 bios->c_cc[VINTR] = lios->c_cc[LINUX_VINTR]; 638 bios->c_cc[VQUIT] = lios->c_cc[LINUX_VQUIT]; 639 bios->c_cc[VERASE] = lios->c_cc[LINUX_VERASE]; 640 bios->c_cc[VKILL] = lios->c_cc[LINUX_VKILL]; 641 bios->c_cc[VEOF] = lios->c_cc[LINUX_VEOF]; 642 bios->c_cc[VEOL] = lios->c_cc[LINUX_VEOL]; 643 bios->c_cc[VMIN] = lios->c_cc[LINUX_VMIN]; 644 bios->c_cc[VTIME] = lios->c_cc[LINUX_VTIME]; 645 bios->c_cc[VEOL2] = lios->c_cc[LINUX_VEOL2]; 646 bios->c_cc[VSUSP] = lios->c_cc[LINUX_VSUSP]; 647 bios->c_cc[VSTART] = lios->c_cc[LINUX_VSTART]; 648 bios->c_cc[VSTOP] = lios->c_cc[LINUX_VSTOP]; 649 bios->c_cc[VREPRINT] = lios->c_cc[LINUX_VREPRINT]; 650 bios->c_cc[VDISCARD] = lios->c_cc[LINUX_VDISCARD]; 651 bios->c_cc[VWERASE] = lios->c_cc[LINUX_VWERASE]; 652 bios->c_cc[VLNEXT] = lios->c_cc[LINUX_VLNEXT]; 653 654 for (i=0; i<NCCS; i++) { 655 if (i != VMIN && i != VTIME && 656 bios->c_cc[i] == LINUX_POSIX_VDISABLE) 657 bios->c_cc[i] = _POSIX_VDISABLE; 658 } 659 660 bios->c_ispeed = bios->c_ospeed = 661 linux_to_bsd_speed(lios->c_cflag & LINUX_CBAUD, sptab); 662 663#ifdef DEBUG 664 if (ldebug(ioctl)) { 665 printf("LINUX: BSD termios structure (output):\n"); 666 printf("i=%08x o=%08x c=%08x l=%08x ispeed=%d ospeed=%d\n", 667 bios->c_iflag, bios->c_oflag, bios->c_cflag, bios->c_lflag, 668 bios->c_ispeed, bios->c_ospeed); 669 printf("c_cc "); 670 for (i=0; i<NCCS; i++) 671 printf("%02x ", bios->c_cc[i]); 672 printf("\n"); 673 } 674#endif 675} 676 677static void 678bsd_to_linux_termio(struct termios *bios, struct linux_termio *lio) 679{ 680 struct linux_termios lios; 681 682 bsd_to_linux_termios(bios, &lios); 683 lio->c_iflag = lios.c_iflag; 684 lio->c_oflag = lios.c_oflag; 685 lio->c_cflag = lios.c_cflag; 686 lio->c_lflag = lios.c_lflag; 687 lio->c_line = lios.c_line; 688 memcpy(lio->c_cc, lios.c_cc, LINUX_NCC); 689} 690 691static void 692linux_to_bsd_termio(struct linux_termio *lio, struct termios *bios) 693{ 694 struct linux_termios lios; 695 int i; 696 697 lios.c_iflag = lio->c_iflag; 698 lios.c_oflag = lio->c_oflag; 699 lios.c_cflag = lio->c_cflag; 700 lios.c_lflag = lio->c_lflag; 701 for (i=LINUX_NCC; i<LINUX_NCCS; i++) 702 lios.c_cc[i] = LINUX_POSIX_VDISABLE; 703 memcpy(lios.c_cc, lio->c_cc, LINUX_NCC); 704 linux_to_bsd_termios(&lios, bios); 705} 706 707static int 708linux_ioctl_termio(struct thread *td, struct linux_ioctl_args *args) 709{ 710 struct termios bios; 711 struct linux_termios lios; 712 struct linux_termio lio; 713 cap_rights_t rights; 714 struct file *fp; 715 int error; 716 717 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 718 if (error != 0) 719 return (error); 720 721 switch (args->cmd & 0xffff) { 722 723 case LINUX_TCGETS: 724 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred, 725 td); 726 if (error) 727 break; 728 bsd_to_linux_termios(&bios, &lios); 729 error = copyout(&lios, (void *)args->arg, sizeof(lios)); 730 break; 731 732 case LINUX_TCSETS: 733 error = copyin((void *)args->arg, &lios, sizeof(lios)); 734 if (error) 735 break; 736 linux_to_bsd_termios(&lios, &bios); 737 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred, 738 td)); 739 break; 740 741 case LINUX_TCSETSW: 742 error = copyin((void *)args->arg, &lios, sizeof(lios)); 743 if (error) 744 break; 745 linux_to_bsd_termios(&lios, &bios); 746 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred, 747 td)); 748 break; 749 750 case LINUX_TCSETSF: 751 error = copyin((void *)args->arg, &lios, sizeof(lios)); 752 if (error) 753 break; 754 linux_to_bsd_termios(&lios, &bios); 755 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred, 756 td)); 757 break; 758 759 case LINUX_TCGETA: 760 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred, 761 td); 762 if (error) 763 break; 764 bsd_to_linux_termio(&bios, &lio); 765 error = (copyout(&lio, (void *)args->arg, sizeof(lio))); 766 break; 767 768 case LINUX_TCSETA: 769 error = copyin((void *)args->arg, &lio, sizeof(lio)); 770 if (error) 771 break; 772 linux_to_bsd_termio(&lio, &bios); 773 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred, 774 td)); 775 break; 776 777 case LINUX_TCSETAW: 778 error = copyin((void *)args->arg, &lio, sizeof(lio)); 779 if (error) 780 break; 781 linux_to_bsd_termio(&lio, &bios); 782 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred, 783 td)); 784 break; 785 786 case LINUX_TCSETAF: 787 error = copyin((void *)args->arg, &lio, sizeof(lio)); 788 if (error) 789 break; 790 linux_to_bsd_termio(&lio, &bios); 791 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred, 792 td)); 793 break; 794 795 /* LINUX_TCSBRK */ 796 797 case LINUX_TCXONC: { 798 switch (args->arg) { 799 case LINUX_TCOOFF: 800 args->cmd = TIOCSTOP; 801 break; 802 case LINUX_TCOON: 803 args->cmd = TIOCSTART; 804 break; 805 case LINUX_TCIOFF: 806 case LINUX_TCION: { 807 int c; 808 struct write_args wr; 809 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, 810 td->td_ucred, td); 811 if (error) 812 break; 813 fdrop(fp, td); 814 c = (args->arg == LINUX_TCIOFF) ? VSTOP : VSTART; 815 c = bios.c_cc[c]; 816 if (c != _POSIX_VDISABLE) { 817 wr.fd = args->fd; 818 wr.buf = &c; 819 wr.nbyte = sizeof(c); 820 return (sys_write(td, &wr)); 821 } else 822 return (0); 823 } 824 default: 825 fdrop(fp, td); 826 return (EINVAL); 827 } 828 args->arg = 0; 829 error = (sys_ioctl(td, (struct ioctl_args *)args)); 830 break; 831 } 832 833 case LINUX_TCFLSH: { 834 int val; 835 switch (args->arg) { 836 case LINUX_TCIFLUSH: 837 val = FREAD; 838 break; 839 case LINUX_TCOFLUSH: 840 val = FWRITE; 841 break; 842 case LINUX_TCIOFLUSH: 843 val = FREAD | FWRITE; 844 break; 845 default: 846 fdrop(fp, td); 847 return (EINVAL); 848 } 849 error = (fo_ioctl(fp,TIOCFLUSH,(caddr_t)&val,td->td_ucred,td)); 850 break; 851 } 852 853 case LINUX_TIOCEXCL: 854 args->cmd = TIOCEXCL; 855 error = (sys_ioctl(td, (struct ioctl_args *)args)); 856 break; 857 858 case LINUX_TIOCNXCL: 859 args->cmd = TIOCNXCL; 860 error = (sys_ioctl(td, (struct ioctl_args *)args)); 861 break; 862 863 case LINUX_TIOCSCTTY: 864 args->cmd = TIOCSCTTY; 865 error = (sys_ioctl(td, (struct ioctl_args *)args)); 866 break; 867 868 case LINUX_TIOCGPGRP: 869 args->cmd = TIOCGPGRP; 870 error = (sys_ioctl(td, (struct ioctl_args *)args)); 871 break; 872 873 case LINUX_TIOCSPGRP: 874 args->cmd = TIOCSPGRP; 875 error = (sys_ioctl(td, (struct ioctl_args *)args)); 876 break; 877 878 /* LINUX_TIOCOUTQ */ 879 /* LINUX_TIOCSTI */ 880 881 case LINUX_TIOCGWINSZ: 882 args->cmd = TIOCGWINSZ; 883 error = (sys_ioctl(td, (struct ioctl_args *)args)); 884 break; 885 886 case LINUX_TIOCSWINSZ: 887 args->cmd = TIOCSWINSZ; 888 error = (sys_ioctl(td, (struct ioctl_args *)args)); 889 break; 890 891 case LINUX_TIOCMGET: 892 args->cmd = TIOCMGET; 893 error = (sys_ioctl(td, (struct ioctl_args *)args)); 894 break; 895 896 case LINUX_TIOCMBIS: 897 args->cmd = TIOCMBIS; 898 error = (sys_ioctl(td, (struct ioctl_args *)args)); 899 break; 900 901 case LINUX_TIOCMBIC: 902 args->cmd = TIOCMBIC; 903 error = (sys_ioctl(td, (struct ioctl_args *)args)); 904 break; 905 906 case LINUX_TIOCMSET: 907 args->cmd = TIOCMSET; 908 error = (sys_ioctl(td, (struct ioctl_args *)args)); 909 break; 910 911 /* TIOCGSOFTCAR */ 912 /* TIOCSSOFTCAR */ 913 914 case LINUX_FIONREAD: /* LINUX_TIOCINQ */ 915 args->cmd = FIONREAD; 916 error = (sys_ioctl(td, (struct ioctl_args *)args)); 917 break; 918 919 /* LINUX_TIOCLINUX */ 920 921 case LINUX_TIOCCONS: 922 args->cmd = TIOCCONS; 923 error = (sys_ioctl(td, (struct ioctl_args *)args)); 924 break; 925 926 case LINUX_TIOCGSERIAL: { 927 struct linux_serial_struct lss; 928 929 bzero(&lss, sizeof(lss)); 930 lss.type = LINUX_PORT_16550A; 931 lss.flags = 0; 932 lss.close_delay = 0; 933 error = copyout(&lss, (void *)args->arg, sizeof(lss)); 934 break; 935 } 936 937 case LINUX_TIOCSSERIAL: { 938 struct linux_serial_struct lss; 939 error = copyin((void *)args->arg, &lss, sizeof(lss)); 940 if (error) 941 break; 942 /* XXX - It really helps to have an implementation that 943 * does nothing. NOT! 944 */ 945 error = 0; 946 break; 947 } 948 949 case LINUX_TIOCPKT: 950 args->cmd = TIOCPKT; 951 error = (sys_ioctl(td, (struct ioctl_args *)args)); 952 break; 953 954 case LINUX_FIONBIO: 955 args->cmd = FIONBIO; 956 error = (sys_ioctl(td, (struct ioctl_args *)args)); 957 break; 958 959 case LINUX_TIOCNOTTY: 960 args->cmd = TIOCNOTTY; 961 error = (sys_ioctl(td, (struct ioctl_args *)args)); 962 break; 963 964 case LINUX_TIOCSETD: { 965 int line; 966 switch (args->arg) { 967 case LINUX_N_TTY: 968 line = TTYDISC; 969 break; 970 case LINUX_N_SLIP: 971 line = SLIPDISC; 972 break; 973 case LINUX_N_PPP: 974 line = PPPDISC; 975 break; 976 default: 977 fdrop(fp, td); 978 return (EINVAL); 979 } 980 error = (fo_ioctl(fp, TIOCSETD, (caddr_t)&line, td->td_ucred, 981 td)); 982 break; 983 } 984 985 case LINUX_TIOCGETD: { 986 int linux_line; 987 int bsd_line = TTYDISC; 988 error = fo_ioctl(fp, TIOCGETD, (caddr_t)&bsd_line, 989 td->td_ucred, td); 990 if (error) 991 break; 992 switch (bsd_line) { 993 case TTYDISC: 994 linux_line = LINUX_N_TTY; 995 break; 996 case SLIPDISC: 997 linux_line = LINUX_N_SLIP; 998 break; 999 case PPPDISC: 1000 linux_line = LINUX_N_PPP; 1001 break; 1002 default: 1003 fdrop(fp, td); 1004 return (EINVAL); 1005 } 1006 error = (copyout(&linux_line, (void *)args->arg, sizeof(int))); 1007 break; 1008 } 1009 1010 /* LINUX_TCSBRKP */ 1011 /* LINUX_TIOCTTYGSTRUCT */ 1012 1013 case LINUX_FIONCLEX: 1014 args->cmd = FIONCLEX; 1015 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1016 break; 1017 1018 case LINUX_FIOCLEX: 1019 args->cmd = FIOCLEX; 1020 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1021 break; 1022 1023 case LINUX_FIOASYNC: 1024 args->cmd = FIOASYNC; 1025 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1026 break; 1027 1028 /* LINUX_TIOCSERCONFIG */ 1029 /* LINUX_TIOCSERGWILD */ 1030 /* LINUX_TIOCSERSWILD */ 1031 /* LINUX_TIOCGLCKTRMIOS */ 1032 /* LINUX_TIOCSLCKTRMIOS */ 1033 1034 case LINUX_TIOCSBRK: 1035 args->cmd = TIOCSBRK; 1036 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1037 break; 1038 1039 case LINUX_TIOCCBRK: 1040 args->cmd = TIOCCBRK; 1041 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1042 break; 1043 case LINUX_TIOCGPTN: { 1044 int nb; 1045 1046 error = fo_ioctl(fp, TIOCGPTN, (caddr_t)&nb, td->td_ucred, td); 1047 if (!error) 1048 error = copyout(&nb, (void *)args->arg, 1049 sizeof(int)); 1050 break; 1051 } 1052 case LINUX_TIOCSPTLCK: 1053 /* Our unlockpt() does nothing. */ 1054 error = 0; 1055 break; 1056 default: 1057 error = ENOIOCTL; 1058 break; 1059 } 1060 1061 fdrop(fp, td); 1062 return (error); 1063} 1064 1065/* 1066 * CDROM related ioctls 1067 */ 1068 1069struct linux_cdrom_msf 1070{ 1071 u_char cdmsf_min0; 1072 u_char cdmsf_sec0; 1073 u_char cdmsf_frame0; 1074 u_char cdmsf_min1; 1075 u_char cdmsf_sec1; 1076 u_char cdmsf_frame1; 1077}; 1078 1079struct linux_cdrom_tochdr 1080{ 1081 u_char cdth_trk0; 1082 u_char cdth_trk1; 1083}; 1084 1085union linux_cdrom_addr 1086{ 1087 struct { 1088 u_char minute; 1089 u_char second; 1090 u_char frame; 1091 } msf; 1092 int lba; 1093}; 1094 1095struct linux_cdrom_tocentry 1096{ 1097 u_char cdte_track; 1098 u_char cdte_adr:4; 1099 u_char cdte_ctrl:4; 1100 u_char cdte_format; 1101 union linux_cdrom_addr cdte_addr; 1102 u_char cdte_datamode; 1103}; 1104 1105struct linux_cdrom_subchnl 1106{ 1107 u_char cdsc_format; 1108 u_char cdsc_audiostatus; 1109 u_char cdsc_adr:4; 1110 u_char cdsc_ctrl:4; 1111 u_char cdsc_trk; 1112 u_char cdsc_ind; 1113 union linux_cdrom_addr cdsc_absaddr; 1114 union linux_cdrom_addr cdsc_reladdr; 1115}; 1116 1117struct l_cdrom_read_audio { 1118 union linux_cdrom_addr addr; 1119 u_char addr_format; 1120 l_int nframes; 1121 u_char *buf; 1122}; 1123 1124struct l_dvd_layer { 1125 u_char book_version:4; 1126 u_char book_type:4; 1127 u_char min_rate:4; 1128 u_char disc_size:4; 1129 u_char layer_type:4; 1130 u_char track_path:1; 1131 u_char nlayers:2; 1132 u_char track_density:4; 1133 u_char linear_density:4; 1134 u_char bca:1; 1135 u_int32_t start_sector; 1136 u_int32_t end_sector; 1137 u_int32_t end_sector_l0; 1138}; 1139 1140struct l_dvd_physical { 1141 u_char type; 1142 u_char layer_num; 1143 struct l_dvd_layer layer[4]; 1144}; 1145 1146struct l_dvd_copyright { 1147 u_char type; 1148 u_char layer_num; 1149 u_char cpst; 1150 u_char rmi; 1151}; 1152 1153struct l_dvd_disckey { 1154 u_char type; 1155 l_uint agid:2; 1156 u_char value[2048]; 1157}; 1158 1159struct l_dvd_bca { 1160 u_char type; 1161 l_int len; 1162 u_char value[188]; 1163}; 1164 1165struct l_dvd_manufact { 1166 u_char type; 1167 u_char layer_num; 1168 l_int len; 1169 u_char value[2048]; 1170}; 1171 1172typedef union { 1173 u_char type; 1174 struct l_dvd_physical physical; 1175 struct l_dvd_copyright copyright; 1176 struct l_dvd_disckey disckey; 1177 struct l_dvd_bca bca; 1178 struct l_dvd_manufact manufact; 1179} l_dvd_struct; 1180 1181typedef u_char l_dvd_key[5]; 1182typedef u_char l_dvd_challenge[10]; 1183 1184struct l_dvd_lu_send_agid { 1185 u_char type; 1186 l_uint agid:2; 1187}; 1188 1189struct l_dvd_host_send_challenge { 1190 u_char type; 1191 l_uint agid:2; 1192 l_dvd_challenge chal; 1193}; 1194 1195struct l_dvd_send_key { 1196 u_char type; 1197 l_uint agid:2; 1198 l_dvd_key key; 1199}; 1200 1201struct l_dvd_lu_send_challenge { 1202 u_char type; 1203 l_uint agid:2; 1204 l_dvd_challenge chal; 1205}; 1206 1207struct l_dvd_lu_send_title_key { 1208 u_char type; 1209 l_uint agid:2; 1210 l_dvd_key title_key; 1211 l_int lba; 1212 l_uint cpm:1; 1213 l_uint cp_sec:1; 1214 l_uint cgms:2; 1215}; 1216 1217struct l_dvd_lu_send_asf { 1218 u_char type; 1219 l_uint agid:2; 1220 l_uint asf:1; 1221}; 1222 1223struct l_dvd_host_send_rpcstate { 1224 u_char type; 1225 u_char pdrc; 1226}; 1227 1228struct l_dvd_lu_send_rpcstate { 1229 u_char type:2; 1230 u_char vra:3; 1231 u_char ucca:3; 1232 u_char region_mask; 1233 u_char rpc_scheme; 1234}; 1235 1236typedef union { 1237 u_char type; 1238 struct l_dvd_lu_send_agid lsa; 1239 struct l_dvd_host_send_challenge hsc; 1240 struct l_dvd_send_key lsk; 1241 struct l_dvd_lu_send_challenge lsc; 1242 struct l_dvd_send_key hsk; 1243 struct l_dvd_lu_send_title_key lstk; 1244 struct l_dvd_lu_send_asf lsasf; 1245 struct l_dvd_host_send_rpcstate hrpcs; 1246 struct l_dvd_lu_send_rpcstate lrpcs; 1247} l_dvd_authinfo; 1248 1249static void 1250bsd_to_linux_msf_lba(u_char af, union msf_lba *bp, union linux_cdrom_addr *lp) 1251{ 1252 if (af == CD_LBA_FORMAT) 1253 lp->lba = bp->lba; 1254 else { 1255 lp->msf.minute = bp->msf.minute; 1256 lp->msf.second = bp->msf.second; 1257 lp->msf.frame = bp->msf.frame; 1258 } 1259} 1260 1261static void 1262set_linux_cdrom_addr(union linux_cdrom_addr *addr, int format, int lba) 1263{ 1264 if (format == LINUX_CDROM_MSF) { 1265 addr->msf.frame = lba % 75; 1266 lba /= 75; 1267 lba += 2; 1268 addr->msf.second = lba % 60; 1269 addr->msf.minute = lba / 60; 1270 } else 1271 addr->lba = lba; 1272} 1273 1274static int 1275linux_to_bsd_dvd_struct(l_dvd_struct *lp, struct dvd_struct *bp) 1276{ 1277 bp->format = lp->type; 1278 switch (bp->format) { 1279 case DVD_STRUCT_PHYSICAL: 1280 if (bp->layer_num >= 4) 1281 return (EINVAL); 1282 bp->layer_num = lp->physical.layer_num; 1283 break; 1284 case DVD_STRUCT_COPYRIGHT: 1285 bp->layer_num = lp->copyright.layer_num; 1286 break; 1287 case DVD_STRUCT_DISCKEY: 1288 bp->agid = lp->disckey.agid; 1289 break; 1290 case DVD_STRUCT_BCA: 1291 case DVD_STRUCT_MANUFACT: 1292 break; 1293 default: 1294 return (EINVAL); 1295 } 1296 return (0); 1297} 1298 1299static int 1300bsd_to_linux_dvd_struct(struct dvd_struct *bp, l_dvd_struct *lp) 1301{ 1302 switch (bp->format) { 1303 case DVD_STRUCT_PHYSICAL: { 1304 struct dvd_layer *blp = (struct dvd_layer *)bp->data; 1305 struct l_dvd_layer *llp = &lp->physical.layer[bp->layer_num]; 1306 memset(llp, 0, sizeof(*llp)); 1307 llp->book_version = blp->book_version; 1308 llp->book_type = blp->book_type; 1309 llp->min_rate = blp->max_rate; 1310 llp->disc_size = blp->disc_size; 1311 llp->layer_type = blp->layer_type; 1312 llp->track_path = blp->track_path; 1313 llp->nlayers = blp->nlayers; 1314 llp->track_density = blp->track_density; 1315 llp->linear_density = blp->linear_density; 1316 llp->bca = blp->bca; 1317 llp->start_sector = blp->start_sector; 1318 llp->end_sector = blp->end_sector; 1319 llp->end_sector_l0 = blp->end_sector_l0; 1320 break; 1321 } 1322 case DVD_STRUCT_COPYRIGHT: 1323 lp->copyright.cpst = bp->cpst; 1324 lp->copyright.rmi = bp->rmi; 1325 break; 1326 case DVD_STRUCT_DISCKEY: 1327 memcpy(lp->disckey.value, bp->data, sizeof(lp->disckey.value)); 1328 break; 1329 case DVD_STRUCT_BCA: 1330 lp->bca.len = bp->length; 1331 memcpy(lp->bca.value, bp->data, sizeof(lp->bca.value)); 1332 break; 1333 case DVD_STRUCT_MANUFACT: 1334 lp->manufact.len = bp->length; 1335 memcpy(lp->manufact.value, bp->data, 1336 sizeof(lp->manufact.value)); 1337 /* lp->manufact.layer_num is unused in linux (redhat 7.0) */ 1338 break; 1339 default: 1340 return (EINVAL); 1341 } 1342 return (0); 1343} 1344 1345static int 1346linux_to_bsd_dvd_authinfo(l_dvd_authinfo *lp, int *bcode, 1347 struct dvd_authinfo *bp) 1348{ 1349 switch (lp->type) { 1350 case LINUX_DVD_LU_SEND_AGID: 1351 *bcode = DVDIOCREPORTKEY; 1352 bp->format = DVD_REPORT_AGID; 1353 bp->agid = lp->lsa.agid; 1354 break; 1355 case LINUX_DVD_HOST_SEND_CHALLENGE: 1356 *bcode = DVDIOCSENDKEY; 1357 bp->format = DVD_SEND_CHALLENGE; 1358 bp->agid = lp->hsc.agid; 1359 memcpy(bp->keychal, lp->hsc.chal, 10); 1360 break; 1361 case LINUX_DVD_LU_SEND_KEY1: 1362 *bcode = DVDIOCREPORTKEY; 1363 bp->format = DVD_REPORT_KEY1; 1364 bp->agid = lp->lsk.agid; 1365 break; 1366 case LINUX_DVD_LU_SEND_CHALLENGE: 1367 *bcode = DVDIOCREPORTKEY; 1368 bp->format = DVD_REPORT_CHALLENGE; 1369 bp->agid = lp->lsc.agid; 1370 break; 1371 case LINUX_DVD_HOST_SEND_KEY2: 1372 *bcode = DVDIOCSENDKEY; 1373 bp->format = DVD_SEND_KEY2; 1374 bp->agid = lp->hsk.agid; 1375 memcpy(bp->keychal, lp->hsk.key, 5); 1376 break; 1377 case LINUX_DVD_LU_SEND_TITLE_KEY: 1378 *bcode = DVDIOCREPORTKEY; 1379 bp->format = DVD_REPORT_TITLE_KEY; 1380 bp->agid = lp->lstk.agid; 1381 bp->lba = lp->lstk.lba; 1382 break; 1383 case LINUX_DVD_LU_SEND_ASF: 1384 *bcode = DVDIOCREPORTKEY; 1385 bp->format = DVD_REPORT_ASF; 1386 bp->agid = lp->lsasf.agid; 1387 break; 1388 case LINUX_DVD_INVALIDATE_AGID: 1389 *bcode = DVDIOCREPORTKEY; 1390 bp->format = DVD_INVALIDATE_AGID; 1391 bp->agid = lp->lsa.agid; 1392 break; 1393 case LINUX_DVD_LU_SEND_RPC_STATE: 1394 *bcode = DVDIOCREPORTKEY; 1395 bp->format = DVD_REPORT_RPC; 1396 break; 1397 case LINUX_DVD_HOST_SEND_RPC_STATE: 1398 *bcode = DVDIOCSENDKEY; 1399 bp->format = DVD_SEND_RPC; 1400 bp->region = lp->hrpcs.pdrc; 1401 break; 1402 default: 1403 return (EINVAL); 1404 } 1405 return (0); 1406} 1407 1408static int 1409bsd_to_linux_dvd_authinfo(struct dvd_authinfo *bp, l_dvd_authinfo *lp) 1410{ 1411 switch (lp->type) { 1412 case LINUX_DVD_LU_SEND_AGID: 1413 lp->lsa.agid = bp->agid; 1414 break; 1415 case LINUX_DVD_HOST_SEND_CHALLENGE: 1416 lp->type = LINUX_DVD_LU_SEND_KEY1; 1417 break; 1418 case LINUX_DVD_LU_SEND_KEY1: 1419 memcpy(lp->lsk.key, bp->keychal, sizeof(lp->lsk.key)); 1420 break; 1421 case LINUX_DVD_LU_SEND_CHALLENGE: 1422 memcpy(lp->lsc.chal, bp->keychal, sizeof(lp->lsc.chal)); 1423 break; 1424 case LINUX_DVD_HOST_SEND_KEY2: 1425 lp->type = LINUX_DVD_AUTH_ESTABLISHED; 1426 break; 1427 case LINUX_DVD_LU_SEND_TITLE_KEY: 1428 memcpy(lp->lstk.title_key, bp->keychal, 1429 sizeof(lp->lstk.title_key)); 1430 lp->lstk.cpm = bp->cpm; 1431 lp->lstk.cp_sec = bp->cp_sec; 1432 lp->lstk.cgms = bp->cgms; 1433 break; 1434 case LINUX_DVD_LU_SEND_ASF: 1435 lp->lsasf.asf = bp->asf; 1436 break; 1437 case LINUX_DVD_INVALIDATE_AGID: 1438 break; 1439 case LINUX_DVD_LU_SEND_RPC_STATE: 1440 lp->lrpcs.type = bp->reg_type; 1441 lp->lrpcs.vra = bp->vend_rsts; 1442 lp->lrpcs.ucca = bp->user_rsts; 1443 lp->lrpcs.region_mask = bp->region; 1444 lp->lrpcs.rpc_scheme = bp->rpc_scheme; 1445 break; 1446 case LINUX_DVD_HOST_SEND_RPC_STATE: 1447 break; 1448 default: 1449 return (EINVAL); 1450 } 1451 return (0); 1452} 1453 1454static int 1455linux_ioctl_cdrom(struct thread *td, struct linux_ioctl_args *args) 1456{ 1457 cap_rights_t rights; 1458 struct file *fp; 1459 int error; 1460 1461 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 1462 if (error != 0) 1463 return (error); 1464 switch (args->cmd & 0xffff) { 1465 1466 case LINUX_CDROMPAUSE: 1467 args->cmd = CDIOCPAUSE; 1468 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1469 break; 1470 1471 case LINUX_CDROMRESUME: 1472 args->cmd = CDIOCRESUME; 1473 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1474 break; 1475 1476 case LINUX_CDROMPLAYMSF: 1477 args->cmd = CDIOCPLAYMSF; 1478 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1479 break; 1480 1481 case LINUX_CDROMPLAYTRKIND: 1482 args->cmd = CDIOCPLAYTRACKS; 1483 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1484 break; 1485 1486 case LINUX_CDROMREADTOCHDR: { 1487 struct ioc_toc_header th; 1488 struct linux_cdrom_tochdr lth; 1489 error = fo_ioctl(fp, CDIOREADTOCHEADER, (caddr_t)&th, 1490 td->td_ucred, td); 1491 if (!error) { 1492 lth.cdth_trk0 = th.starting_track; 1493 lth.cdth_trk1 = th.ending_track; 1494 copyout(<h, (void *)args->arg, sizeof(lth)); 1495 } 1496 break; 1497 } 1498 1499 case LINUX_CDROMREADTOCENTRY: { 1500 struct linux_cdrom_tocentry lte; 1501 struct ioc_read_toc_single_entry irtse; 1502 1503 error = copyin((void *)args->arg, <e, sizeof(lte)); 1504 if (error) 1505 break; 1506 irtse.address_format = lte.cdte_format; 1507 irtse.track = lte.cdte_track; 1508 error = fo_ioctl(fp, CDIOREADTOCENTRY, (caddr_t)&irtse, 1509 td->td_ucred, td); 1510 if (!error) { 1511 lte.cdte_ctrl = irtse.entry.control; 1512 lte.cdte_adr = irtse.entry.addr_type; 1513 bsd_to_linux_msf_lba(irtse.address_format, 1514 &irtse.entry.addr, <e.cdte_addr); 1515 error = copyout(<e, (void *)args->arg, sizeof(lte)); 1516 } 1517 break; 1518 } 1519 1520 case LINUX_CDROMSTOP: 1521 args->cmd = CDIOCSTOP; 1522 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1523 break; 1524 1525 case LINUX_CDROMSTART: 1526 args->cmd = CDIOCSTART; 1527 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1528 break; 1529 1530 case LINUX_CDROMEJECT: 1531 args->cmd = CDIOCEJECT; 1532 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1533 break; 1534 1535 /* LINUX_CDROMVOLCTRL */ 1536 1537 case LINUX_CDROMSUBCHNL: { 1538 struct linux_cdrom_subchnl sc; 1539 struct ioc_read_subchannel bsdsc; 1540 struct cd_sub_channel_info bsdinfo; 1541 1542 bsdsc.address_format = CD_LBA_FORMAT; 1543 bsdsc.data_format = CD_CURRENT_POSITION; 1544 bsdsc.track = 0; 1545 bsdsc.data_len = sizeof(bsdinfo); 1546 bsdsc.data = &bsdinfo; 1547 error = fo_ioctl(fp, CDIOCREADSUBCHANNEL_SYSSPACE, 1548 (caddr_t)&bsdsc, td->td_ucred, td); 1549 if (error) 1550 break; 1551 error = copyin((void *)args->arg, &sc, sizeof(sc)); 1552 if (error) 1553 break; 1554 sc.cdsc_audiostatus = bsdinfo.header.audio_status; 1555 sc.cdsc_adr = bsdinfo.what.position.addr_type; 1556 sc.cdsc_ctrl = bsdinfo.what.position.control; 1557 sc.cdsc_trk = bsdinfo.what.position.track_number; 1558 sc.cdsc_ind = bsdinfo.what.position.index_number; 1559 set_linux_cdrom_addr(&sc.cdsc_absaddr, sc.cdsc_format, 1560 bsdinfo.what.position.absaddr.lba); 1561 set_linux_cdrom_addr(&sc.cdsc_reladdr, sc.cdsc_format, 1562 bsdinfo.what.position.reladdr.lba); 1563 error = copyout(&sc, (void *)args->arg, sizeof(sc)); 1564 break; 1565 } 1566 1567 /* LINUX_CDROMREADMODE2 */ 1568 /* LINUX_CDROMREADMODE1 */ 1569 /* LINUX_CDROMREADAUDIO */ 1570 /* LINUX_CDROMEJECT_SW */ 1571 /* LINUX_CDROMMULTISESSION */ 1572 /* LINUX_CDROM_GET_UPC */ 1573 1574 case LINUX_CDROMRESET: 1575 args->cmd = CDIOCRESET; 1576 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1577 break; 1578 1579 /* LINUX_CDROMVOLREAD */ 1580 /* LINUX_CDROMREADRAW */ 1581 /* LINUX_CDROMREADCOOKED */ 1582 /* LINUX_CDROMSEEK */ 1583 /* LINUX_CDROMPLAYBLK */ 1584 /* LINUX_CDROMREADALL */ 1585 /* LINUX_CDROMCLOSETRAY */ 1586 /* LINUX_CDROMLOADFROMSLOT */ 1587 /* LINUX_CDROMGETSPINDOWN */ 1588 /* LINUX_CDROMSETSPINDOWN */ 1589 /* LINUX_CDROM_SET_OPTIONS */ 1590 /* LINUX_CDROM_CLEAR_OPTIONS */ 1591 /* LINUX_CDROM_SELECT_SPEED */ 1592 /* LINUX_CDROM_SELECT_DISC */ 1593 /* LINUX_CDROM_MEDIA_CHANGED */ 1594 /* LINUX_CDROM_DRIVE_STATUS */ 1595 /* LINUX_CDROM_DISC_STATUS */ 1596 /* LINUX_CDROM_CHANGER_NSLOTS */ 1597 /* LINUX_CDROM_LOCKDOOR */ 1598 /* LINUX_CDROM_DEBUG */ 1599 /* LINUX_CDROM_GET_CAPABILITY */ 1600 /* LINUX_CDROMAUDIOBUFSIZ */ 1601 1602 case LINUX_DVD_READ_STRUCT: { 1603 l_dvd_struct *lds; 1604 struct dvd_struct *bds; 1605 1606 lds = malloc(sizeof(*lds), M_LINUX, M_WAITOK); 1607 bds = malloc(sizeof(*bds), M_LINUX, M_WAITOK); 1608 error = copyin((void *)args->arg, lds, sizeof(*lds)); 1609 if (error) 1610 goto out; 1611 error = linux_to_bsd_dvd_struct(lds, bds); 1612 if (error) 1613 goto out; 1614 error = fo_ioctl(fp, DVDIOCREADSTRUCTURE, (caddr_t)bds, 1615 td->td_ucred, td); 1616 if (error) 1617 goto out; 1618 error = bsd_to_linux_dvd_struct(bds, lds); 1619 if (error) 1620 goto out; 1621 error = copyout(lds, (void *)args->arg, sizeof(*lds)); 1622 out: 1623 free(bds, M_LINUX); 1624 free(lds, M_LINUX); 1625 break; 1626 } 1627 1628 /* LINUX_DVD_WRITE_STRUCT */ 1629 1630 case LINUX_DVD_AUTH: { 1631 l_dvd_authinfo lda; 1632 struct dvd_authinfo bda; 1633 int bcode; 1634 1635 error = copyin((void *)args->arg, &lda, sizeof(lda)); 1636 if (error) 1637 break; 1638 error = linux_to_bsd_dvd_authinfo(&lda, &bcode, &bda); 1639 if (error) 1640 break; 1641 error = fo_ioctl(fp, bcode, (caddr_t)&bda, td->td_ucred, 1642 td); 1643 if (error) { 1644 if (lda.type == LINUX_DVD_HOST_SEND_KEY2) { 1645 lda.type = LINUX_DVD_AUTH_FAILURE; 1646 copyout(&lda, (void *)args->arg, sizeof(lda)); 1647 } 1648 break; 1649 } 1650 error = bsd_to_linux_dvd_authinfo(&bda, &lda); 1651 if (error) 1652 break; 1653 error = copyout(&lda, (void *)args->arg, sizeof(lda)); 1654 break; 1655 } 1656 1657 case LINUX_SCSI_GET_BUS_NUMBER: 1658 { 1659 struct sg_scsi_id id; 1660 1661 error = fo_ioctl(fp, SG_GET_SCSI_ID, (caddr_t)&id, 1662 td->td_ucred, td); 1663 if (error) 1664 break; 1665 error = copyout(&id.channel, (void *)args->arg, sizeof(int)); 1666 break; 1667 } 1668 1669 case LINUX_SCSI_GET_IDLUN: 1670 { 1671 struct sg_scsi_id id; 1672 struct scsi_idlun idl; 1673 1674 error = fo_ioctl(fp, SG_GET_SCSI_ID, (caddr_t)&id, 1675 td->td_ucred, td); 1676 if (error) 1677 break; 1678 idl.dev_id = (id.scsi_id & 0xff) + ((id.lun & 0xff) << 8) + 1679 ((id.channel & 0xff) << 16) + ((id.host_no & 0xff) << 24); 1680 idl.host_unique_id = id.host_no; 1681 error = copyout(&idl, (void *)args->arg, sizeof(idl)); 1682 break; 1683 } 1684 1685 /* LINUX_CDROM_SEND_PACKET */ 1686 /* LINUX_CDROM_NEXT_WRITABLE */ 1687 /* LINUX_CDROM_LAST_WRITTEN */ 1688 1689 default: 1690 error = ENOIOCTL; 1691 break; 1692 } 1693 1694 fdrop(fp, td); 1695 return (error); 1696} 1697 1698static int 1699linux_ioctl_vfat(struct thread *td, struct linux_ioctl_args *args) 1700{ 1701 1702 return (ENOTTY); 1703} 1704 1705/* 1706 * Sound related ioctls 1707 */ 1708 1709struct linux_old_mixer_info { 1710 char id[16]; 1711 char name[32]; 1712}; 1713 1714static u_int32_t dirbits[4] = { IOC_VOID, IOC_IN, IOC_OUT, IOC_INOUT }; 1715 1716#define SETDIR(c) (((c) & ~IOC_DIRMASK) | dirbits[args->cmd >> 30]) 1717 1718static int 1719linux_ioctl_sound(struct thread *td, struct linux_ioctl_args *args) 1720{ 1721 1722 switch (args->cmd & 0xffff) { 1723 1724 case LINUX_SOUND_MIXER_WRITE_VOLUME: 1725 args->cmd = SETDIR(SOUND_MIXER_WRITE_VOLUME); 1726 return (sys_ioctl(td, (struct ioctl_args *)args)); 1727 1728 case LINUX_SOUND_MIXER_WRITE_BASS: 1729 args->cmd = SETDIR(SOUND_MIXER_WRITE_BASS); 1730 return (sys_ioctl(td, (struct ioctl_args *)args)); 1731 1732 case LINUX_SOUND_MIXER_WRITE_TREBLE: 1733 args->cmd = SETDIR(SOUND_MIXER_WRITE_TREBLE); 1734 return (sys_ioctl(td, (struct ioctl_args *)args)); 1735 1736 case LINUX_SOUND_MIXER_WRITE_SYNTH: 1737 args->cmd = SETDIR(SOUND_MIXER_WRITE_SYNTH); 1738 return (sys_ioctl(td, (struct ioctl_args *)args)); 1739 1740 case LINUX_SOUND_MIXER_WRITE_PCM: 1741 args->cmd = SETDIR(SOUND_MIXER_WRITE_PCM); 1742 return (sys_ioctl(td, (struct ioctl_args *)args)); 1743 1744 case LINUX_SOUND_MIXER_WRITE_SPEAKER: 1745 args->cmd = SETDIR(SOUND_MIXER_WRITE_SPEAKER); 1746 return (sys_ioctl(td, (struct ioctl_args *)args)); 1747 1748 case LINUX_SOUND_MIXER_WRITE_LINE: 1749 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE); 1750 return (sys_ioctl(td, (struct ioctl_args *)args)); 1751 1752 case LINUX_SOUND_MIXER_WRITE_MIC: 1753 args->cmd = SETDIR(SOUND_MIXER_WRITE_MIC); 1754 return (sys_ioctl(td, (struct ioctl_args *)args)); 1755 1756 case LINUX_SOUND_MIXER_WRITE_CD: 1757 args->cmd = SETDIR(SOUND_MIXER_WRITE_CD); 1758 return (sys_ioctl(td, (struct ioctl_args *)args)); 1759 1760 case LINUX_SOUND_MIXER_WRITE_IMIX: 1761 args->cmd = SETDIR(SOUND_MIXER_WRITE_IMIX); 1762 return (sys_ioctl(td, (struct ioctl_args *)args)); 1763 1764 case LINUX_SOUND_MIXER_WRITE_ALTPCM: 1765 args->cmd = SETDIR(SOUND_MIXER_WRITE_ALTPCM); 1766 return (sys_ioctl(td, (struct ioctl_args *)args)); 1767 1768 case LINUX_SOUND_MIXER_WRITE_RECLEV: 1769 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECLEV); 1770 return (sys_ioctl(td, (struct ioctl_args *)args)); 1771 1772 case LINUX_SOUND_MIXER_WRITE_IGAIN: 1773 args->cmd = SETDIR(SOUND_MIXER_WRITE_IGAIN); 1774 return (sys_ioctl(td, (struct ioctl_args *)args)); 1775 1776 case LINUX_SOUND_MIXER_WRITE_OGAIN: 1777 args->cmd = SETDIR(SOUND_MIXER_WRITE_OGAIN); 1778 return (sys_ioctl(td, (struct ioctl_args *)args)); 1779 1780 case LINUX_SOUND_MIXER_WRITE_LINE1: 1781 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE1); 1782 return (sys_ioctl(td, (struct ioctl_args *)args)); 1783 1784 case LINUX_SOUND_MIXER_WRITE_LINE2: 1785 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE2); 1786 return (sys_ioctl(td, (struct ioctl_args *)args)); 1787 1788 case LINUX_SOUND_MIXER_WRITE_LINE3: 1789 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE3); 1790 return (sys_ioctl(td, (struct ioctl_args *)args)); 1791 1792 case LINUX_SOUND_MIXER_INFO: { 1793 /* Key on encoded length */ 1794 switch ((args->cmd >> 16) & 0x1fff) { 1795 case 0x005c: { /* SOUND_MIXER_INFO */ 1796 args->cmd = SOUND_MIXER_INFO; 1797 return (sys_ioctl(td, (struct ioctl_args *)args)); 1798 } 1799 case 0x0030: { /* SOUND_OLD_MIXER_INFO */ 1800 struct linux_old_mixer_info info; 1801 bzero(&info, sizeof(info)); 1802 strncpy(info.id, "OSS", sizeof(info.id) - 1); 1803 strncpy(info.name, "FreeBSD OSS Mixer", sizeof(info.name) - 1); 1804 copyout(&info, (void *)args->arg, sizeof(info)); 1805 return (0); 1806 } 1807 default: 1808 return (ENOIOCTL); 1809 } 1810 break; 1811 } 1812 1813 case LINUX_OSS_GETVERSION: { 1814 int version = linux_get_oss_version(td); 1815 return (copyout(&version, (void *)args->arg, sizeof(int))); 1816 } 1817 1818 case LINUX_SOUND_MIXER_READ_STEREODEVS: 1819 args->cmd = SOUND_MIXER_READ_STEREODEVS; 1820 return (sys_ioctl(td, (struct ioctl_args *)args)); 1821 1822 case LINUX_SOUND_MIXER_READ_CAPS: 1823 args->cmd = SOUND_MIXER_READ_CAPS; 1824 return (sys_ioctl(td, (struct ioctl_args *)args)); 1825 1826 case LINUX_SOUND_MIXER_READ_RECMASK: 1827 args->cmd = SOUND_MIXER_READ_RECMASK; 1828 return (sys_ioctl(td, (struct ioctl_args *)args)); 1829 1830 case LINUX_SOUND_MIXER_READ_DEVMASK: 1831 args->cmd = SOUND_MIXER_READ_DEVMASK; 1832 return (sys_ioctl(td, (struct ioctl_args *)args)); 1833 1834 case LINUX_SOUND_MIXER_WRITE_RECSRC: 1835 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECSRC); 1836 return (sys_ioctl(td, (struct ioctl_args *)args)); 1837 1838 case LINUX_SNDCTL_DSP_RESET: 1839 args->cmd = SNDCTL_DSP_RESET; 1840 return (sys_ioctl(td, (struct ioctl_args *)args)); 1841 1842 case LINUX_SNDCTL_DSP_SYNC: 1843 args->cmd = SNDCTL_DSP_SYNC; 1844 return (sys_ioctl(td, (struct ioctl_args *)args)); 1845 1846 case LINUX_SNDCTL_DSP_SPEED: 1847 args->cmd = SNDCTL_DSP_SPEED; 1848 return (sys_ioctl(td, (struct ioctl_args *)args)); 1849 1850 case LINUX_SNDCTL_DSP_STEREO: 1851 args->cmd = SNDCTL_DSP_STEREO; 1852 return (sys_ioctl(td, (struct ioctl_args *)args)); 1853 1854 case LINUX_SNDCTL_DSP_GETBLKSIZE: /* LINUX_SNDCTL_DSP_SETBLKSIZE */ 1855 args->cmd = SNDCTL_DSP_GETBLKSIZE; 1856 return (sys_ioctl(td, (struct ioctl_args *)args)); 1857 1858 case LINUX_SNDCTL_DSP_SETFMT: 1859 args->cmd = SNDCTL_DSP_SETFMT; 1860 return (sys_ioctl(td, (struct ioctl_args *)args)); 1861 1862 case LINUX_SOUND_PCM_WRITE_CHANNELS: 1863 args->cmd = SOUND_PCM_WRITE_CHANNELS; 1864 return (sys_ioctl(td, (struct ioctl_args *)args)); 1865 1866 case LINUX_SOUND_PCM_WRITE_FILTER: 1867 args->cmd = SOUND_PCM_WRITE_FILTER; 1868 return (sys_ioctl(td, (struct ioctl_args *)args)); 1869 1870 case LINUX_SNDCTL_DSP_POST: 1871 args->cmd = SNDCTL_DSP_POST; 1872 return (sys_ioctl(td, (struct ioctl_args *)args)); 1873 1874 case LINUX_SNDCTL_DSP_SUBDIVIDE: 1875 args->cmd = SNDCTL_DSP_SUBDIVIDE; 1876 return (sys_ioctl(td, (struct ioctl_args *)args)); 1877 1878 case LINUX_SNDCTL_DSP_SETFRAGMENT: 1879 args->cmd = SNDCTL_DSP_SETFRAGMENT; 1880 return (sys_ioctl(td, (struct ioctl_args *)args)); 1881 1882 case LINUX_SNDCTL_DSP_GETFMTS: 1883 args->cmd = SNDCTL_DSP_GETFMTS; 1884 return (sys_ioctl(td, (struct ioctl_args *)args)); 1885 1886 case LINUX_SNDCTL_DSP_GETOSPACE: 1887 args->cmd = SNDCTL_DSP_GETOSPACE; 1888 return (sys_ioctl(td, (struct ioctl_args *)args)); 1889 1890 case LINUX_SNDCTL_DSP_GETISPACE: 1891 args->cmd = SNDCTL_DSP_GETISPACE; 1892 return (sys_ioctl(td, (struct ioctl_args *)args)); 1893 1894 case LINUX_SNDCTL_DSP_NONBLOCK: 1895 args->cmd = SNDCTL_DSP_NONBLOCK; 1896 return (sys_ioctl(td, (struct ioctl_args *)args)); 1897 1898 case LINUX_SNDCTL_DSP_GETCAPS: 1899 args->cmd = SNDCTL_DSP_GETCAPS; 1900 return (sys_ioctl(td, (struct ioctl_args *)args)); 1901 1902 case LINUX_SNDCTL_DSP_SETTRIGGER: /* LINUX_SNDCTL_GETTRIGGER */ 1903 args->cmd = SNDCTL_DSP_SETTRIGGER; 1904 return (sys_ioctl(td, (struct ioctl_args *)args)); 1905 1906 case LINUX_SNDCTL_DSP_GETIPTR: 1907 args->cmd = SNDCTL_DSP_GETIPTR; 1908 return (sys_ioctl(td, (struct ioctl_args *)args)); 1909 1910 case LINUX_SNDCTL_DSP_GETOPTR: 1911 args->cmd = SNDCTL_DSP_GETOPTR; 1912 return (sys_ioctl(td, (struct ioctl_args *)args)); 1913 1914 case LINUX_SNDCTL_DSP_SETDUPLEX: 1915 args->cmd = SNDCTL_DSP_SETDUPLEX; 1916 return (sys_ioctl(td, (struct ioctl_args *)args)); 1917 1918 case LINUX_SNDCTL_DSP_GETODELAY: 1919 args->cmd = SNDCTL_DSP_GETODELAY; 1920 return (sys_ioctl(td, (struct ioctl_args *)args)); 1921 1922 case LINUX_SNDCTL_SEQ_RESET: 1923 args->cmd = SNDCTL_SEQ_RESET; 1924 return (sys_ioctl(td, (struct ioctl_args *)args)); 1925 1926 case LINUX_SNDCTL_SEQ_SYNC: 1927 args->cmd = SNDCTL_SEQ_SYNC; 1928 return (sys_ioctl(td, (struct ioctl_args *)args)); 1929 1930 case LINUX_SNDCTL_SYNTH_INFO: 1931 args->cmd = SNDCTL_SYNTH_INFO; 1932 return (sys_ioctl(td, (struct ioctl_args *)args)); 1933 1934 case LINUX_SNDCTL_SEQ_CTRLRATE: 1935 args->cmd = SNDCTL_SEQ_CTRLRATE; 1936 return (sys_ioctl(td, (struct ioctl_args *)args)); 1937 1938 case LINUX_SNDCTL_SEQ_GETOUTCOUNT: 1939 args->cmd = SNDCTL_SEQ_GETOUTCOUNT; 1940 return (sys_ioctl(td, (struct ioctl_args *)args)); 1941 1942 case LINUX_SNDCTL_SEQ_GETINCOUNT: 1943 args->cmd = SNDCTL_SEQ_GETINCOUNT; 1944 return (sys_ioctl(td, (struct ioctl_args *)args)); 1945 1946 case LINUX_SNDCTL_SEQ_PERCMODE: 1947 args->cmd = SNDCTL_SEQ_PERCMODE; 1948 return (sys_ioctl(td, (struct ioctl_args *)args)); 1949 1950 case LINUX_SNDCTL_FM_LOAD_INSTR: 1951 args->cmd = SNDCTL_FM_LOAD_INSTR; 1952 return (sys_ioctl(td, (struct ioctl_args *)args)); 1953 1954 case LINUX_SNDCTL_SEQ_TESTMIDI: 1955 args->cmd = SNDCTL_SEQ_TESTMIDI; 1956 return (sys_ioctl(td, (struct ioctl_args *)args)); 1957 1958 case LINUX_SNDCTL_SEQ_RESETSAMPLES: 1959 args->cmd = SNDCTL_SEQ_RESETSAMPLES; 1960 return (sys_ioctl(td, (struct ioctl_args *)args)); 1961 1962 case LINUX_SNDCTL_SEQ_NRSYNTHS: 1963 args->cmd = SNDCTL_SEQ_NRSYNTHS; 1964 return (sys_ioctl(td, (struct ioctl_args *)args)); 1965 1966 case LINUX_SNDCTL_SEQ_NRMIDIS: 1967 args->cmd = SNDCTL_SEQ_NRMIDIS; 1968 return (sys_ioctl(td, (struct ioctl_args *)args)); 1969 1970 case LINUX_SNDCTL_MIDI_INFO: 1971 args->cmd = SNDCTL_MIDI_INFO; 1972 return (sys_ioctl(td, (struct ioctl_args *)args)); 1973 1974 case LINUX_SNDCTL_SEQ_TRESHOLD: 1975 args->cmd = SNDCTL_SEQ_TRESHOLD; 1976 return (sys_ioctl(td, (struct ioctl_args *)args)); 1977 1978 case LINUX_SNDCTL_SYNTH_MEMAVL: 1979 args->cmd = SNDCTL_SYNTH_MEMAVL; 1980 return (sys_ioctl(td, (struct ioctl_args *)args)); 1981 1982 } 1983 1984 return (ENOIOCTL); 1985} 1986 1987/* 1988 * Console related ioctls 1989 */ 1990 1991static int 1992linux_ioctl_console(struct thread *td, struct linux_ioctl_args *args) 1993{ 1994 cap_rights_t rights; 1995 struct file *fp; 1996 int error; 1997 1998 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 1999 if (error != 0) 2000 return (error); 2001 switch (args->cmd & 0xffff) { 2002 2003 case LINUX_KIOCSOUND: 2004 args->cmd = KIOCSOUND; 2005 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2006 break; 2007 2008 case LINUX_KDMKTONE: 2009 args->cmd = KDMKTONE; 2010 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2011 break; 2012 2013 case LINUX_KDGETLED: 2014 args->cmd = KDGETLED; 2015 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2016 break; 2017 2018 case LINUX_KDSETLED: 2019 args->cmd = KDSETLED; 2020 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2021 break; 2022 2023 case LINUX_KDSETMODE: 2024 args->cmd = KDSETMODE; 2025 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2026 break; 2027 2028 case LINUX_KDGETMODE: 2029 args->cmd = KDGETMODE; 2030 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2031 break; 2032 2033 case LINUX_KDGKBMODE: 2034 args->cmd = KDGKBMODE; 2035 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2036 break; 2037 2038 case LINUX_KDSKBMODE: { 2039 int kbdmode; 2040 switch (args->arg) { 2041 case LINUX_KBD_RAW: 2042 kbdmode = K_RAW; 2043 break; 2044 case LINUX_KBD_XLATE: 2045 kbdmode = K_XLATE; 2046 break; 2047 case LINUX_KBD_MEDIUMRAW: 2048 kbdmode = K_RAW; 2049 break; 2050 default: 2051 fdrop(fp, td); 2052 return (EINVAL); 2053 } 2054 error = (fo_ioctl(fp, KDSKBMODE, (caddr_t)&kbdmode, 2055 td->td_ucred, td)); 2056 break; 2057 } 2058 2059 case LINUX_VT_OPENQRY: 2060 args->cmd = VT_OPENQRY; 2061 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2062 break; 2063 2064 case LINUX_VT_GETMODE: 2065 args->cmd = VT_GETMODE; 2066 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2067 break; 2068 2069 case LINUX_VT_SETMODE: { 2070 struct vt_mode mode; 2071 if ((error = copyin((void *)args->arg, &mode, sizeof(mode)))) 2072 break; 2073 if (LINUX_SIG_VALID(mode.relsig)) 2074 mode.relsig = linux_to_bsd_signal(mode.relsig); 2075 else 2076 mode.relsig = 0; 2077 if (LINUX_SIG_VALID(mode.acqsig)) 2078 mode.acqsig = linux_to_bsd_signal(mode.acqsig); 2079 else 2080 mode.acqsig = 0; 2081 /* XXX. Linux ignores frsig and set it to 0. */ 2082 mode.frsig = 0; 2083 if ((error = copyout(&mode, (void *)args->arg, sizeof(mode)))) 2084 break; 2085 args->cmd = VT_SETMODE; 2086 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2087 break; 2088 } 2089 2090 case LINUX_VT_GETSTATE: 2091 args->cmd = VT_GETACTIVE; 2092 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2093 break; 2094 2095 case LINUX_VT_RELDISP: 2096 args->cmd = VT_RELDISP; 2097 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2098 break; 2099 2100 case LINUX_VT_ACTIVATE: 2101 args->cmd = VT_ACTIVATE; 2102 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2103 break; 2104 2105 case LINUX_VT_WAITACTIVE: 2106 args->cmd = VT_WAITACTIVE; 2107 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2108 break; 2109 2110 default: 2111 error = ENOIOCTL; 2112 break; 2113 } 2114 2115 fdrop(fp, td); 2116 return (error); 2117} 2118 2119/* 2120 * Criteria for interface name translation 2121 */ 2122#define IFP_IS_ETH(ifp) (ifp->if_type == IFT_ETHER) 2123 2124/* 2125 * Translate a Linux interface name to a FreeBSD interface name, 2126 * and return the associated ifnet structure 2127 * bsdname and lxname need to be least IFNAMSIZ bytes long, but 2128 * can point to the same buffer. 2129 */ 2130 2131static struct ifnet * 2132ifname_linux_to_bsd(struct thread *td, const char *lxname, char *bsdname) 2133{ 2134 struct ifnet *ifp; 2135 int len, unit; 2136 char *ep; 2137 int is_eth, index; 2138 2139 for (len = 0; len < LINUX_IFNAMSIZ; ++len) 2140 if (!isalpha(lxname[len])) 2141 break; 2142 if (len == 0 || len == LINUX_IFNAMSIZ) 2143 return (NULL); 2144 unit = (int)strtoul(lxname + len, &ep, 10); 2145 if (ep == NULL || ep == lxname + len || ep >= lxname + LINUX_IFNAMSIZ) 2146 return (NULL); 2147 index = 0; 2148 is_eth = (len == 3 && !strncmp(lxname, "eth", len)) ? 1 : 0; 2149 CURVNET_SET(TD_TO_VNET(td)); 2150 IFNET_RLOCK(); 2151 TAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2152 /* 2153 * Allow Linux programs to use FreeBSD names. Don't presume 2154 * we never have an interface named "eth", so don't make 2155 * the test optional based on is_eth. 2156 */ 2157 if (strncmp(ifp->if_xname, lxname, LINUX_IFNAMSIZ) == 0) 2158 break; 2159 if (is_eth && IFP_IS_ETH(ifp) && unit == index++) 2160 break; 2161 } 2162 IFNET_RUNLOCK(); 2163 CURVNET_RESTORE(); 2164 if (ifp != NULL) 2165 strlcpy(bsdname, ifp->if_xname, IFNAMSIZ); 2166 return (ifp); 2167} 2168 2169/* 2170 * Implement the SIOCGIFCONF ioctl 2171 */ 2172 2173static int 2174linux_ifconf(struct thread *td, struct ifconf *uifc) 2175{ 2176#ifdef COMPAT_LINUX32 2177 struct l_ifconf ifc; 2178#else 2179 struct ifconf ifc; 2180#endif 2181 struct l_ifreq ifr; 2182 struct ifnet *ifp; 2183 struct ifaddr *ifa; 2184 struct sbuf *sb; 2185 int error, ethno, full = 0, valid_len, max_len; 2186 2187 error = copyin(uifc, &ifc, sizeof(ifc)); 2188 if (error != 0) 2189 return (error); 2190 2191 max_len = MAXPHYS - 1; 2192 2193 CURVNET_SET(TD_TO_VNET(td)); 2194 /* handle the 'request buffer size' case */ 2195 if ((l_uintptr_t)ifc.ifc_buf == PTROUT(NULL)) { 2196 ifc.ifc_len = 0; 2197 IFNET_RLOCK(); 2198 TAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2199 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2200 struct sockaddr *sa = ifa->ifa_addr; 2201 if (sa->sa_family == AF_INET) 2202 ifc.ifc_len += sizeof(ifr); 2203 } 2204 } 2205 IFNET_RUNLOCK(); 2206 error = copyout(&ifc, uifc, sizeof(ifc)); 2207 CURVNET_RESTORE(); 2208 return (error); 2209 } 2210 2211 if (ifc.ifc_len <= 0) { 2212 CURVNET_RESTORE(); 2213 return (EINVAL); 2214 } 2215 2216again: 2217 /* Keep track of eth interfaces */ 2218 ethno = 0; 2219 if (ifc.ifc_len <= max_len) { 2220 max_len = ifc.ifc_len; 2221 full = 1; 2222 } 2223 sb = sbuf_new(NULL, NULL, max_len + 1, SBUF_FIXEDLEN); 2224 max_len = 0; 2225 valid_len = 0; 2226 2227 /* Return all AF_INET addresses of all interfaces */ 2228 IFNET_RLOCK(); 2229 TAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2230 int addrs = 0; 2231 2232 bzero(&ifr, sizeof(ifr)); 2233 if (IFP_IS_ETH(ifp)) 2234 snprintf(ifr.ifr_name, LINUX_IFNAMSIZ, "eth%d", 2235 ethno++); 2236 else 2237 strlcpy(ifr.ifr_name, ifp->if_xname, LINUX_IFNAMSIZ); 2238 2239 /* Walk the address list */ 2240 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2241 struct sockaddr *sa = ifa->ifa_addr; 2242 2243 if (sa->sa_family == AF_INET) { 2244 ifr.ifr_addr.sa_family = LINUX_AF_INET; 2245 memcpy(ifr.ifr_addr.sa_data, sa->sa_data, 2246 sizeof(ifr.ifr_addr.sa_data)); 2247 sbuf_bcat(sb, &ifr, sizeof(ifr)); 2248 max_len += sizeof(ifr); 2249 addrs++; 2250 } 2251 2252 if (sbuf_error(sb) == 0) 2253 valid_len = sbuf_len(sb); 2254 } 2255 if (addrs == 0) { 2256 bzero((caddr_t)&ifr.ifr_addr, sizeof(ifr.ifr_addr)); 2257 sbuf_bcat(sb, &ifr, sizeof(ifr)); 2258 max_len += sizeof(ifr); 2259 2260 if (sbuf_error(sb) == 0) 2261 valid_len = sbuf_len(sb); 2262 } 2263 } 2264 IFNET_RUNLOCK(); 2265 2266 if (valid_len != max_len && !full) { 2267 sbuf_delete(sb); 2268 goto again; 2269 } 2270 2271 ifc.ifc_len = valid_len; 2272 sbuf_finish(sb); 2273 error = copyout(sbuf_data(sb), PTRIN(ifc.ifc_buf), ifc.ifc_len); 2274 if (error == 0) 2275 error = copyout(&ifc, uifc, sizeof(ifc)); 2276 sbuf_delete(sb); 2277 CURVNET_RESTORE(); 2278 2279 return (error); 2280} 2281 2282static int 2283linux_gifflags(struct thread *td, struct ifnet *ifp, struct l_ifreq *ifr) 2284{ 2285 l_short flags; 2286 2287 flags = (ifp->if_flags | ifp->if_drv_flags) & 0xffff; 2288 /* these flags have no Linux equivalent */ 2289 flags &= ~(IFF_SMART|IFF_DRV_OACTIVE|IFF_SIMPLEX| 2290 IFF_LINK0|IFF_LINK1|IFF_LINK2); 2291 /* Linux' multicast flag is in a different bit */ 2292 if (flags & IFF_MULTICAST) { 2293 flags &= ~IFF_MULTICAST; 2294 flags |= 0x1000; 2295 } 2296 2297 return (copyout(&flags, &ifr->ifr_flags, sizeof(flags))); 2298} 2299 2300#define ARPHRD_ETHER 1 2301#define ARPHRD_LOOPBACK 772 2302 2303static int 2304linux_gifhwaddr(struct ifnet *ifp, struct l_ifreq *ifr) 2305{ 2306 struct ifaddr *ifa; 2307 struct sockaddr_dl *sdl; 2308 struct l_sockaddr lsa; 2309 2310 if (ifp->if_type == IFT_LOOP) { 2311 bzero(&lsa, sizeof(lsa)); 2312 lsa.sa_family = ARPHRD_LOOPBACK; 2313 return (copyout(&lsa, &ifr->ifr_hwaddr, sizeof(lsa))); 2314 } 2315 2316 if (ifp->if_type != IFT_ETHER) 2317 return (ENOENT); 2318 2319 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2320 sdl = (struct sockaddr_dl*)ifa->ifa_addr; 2321 if (sdl != NULL && (sdl->sdl_family == AF_LINK) && 2322 (sdl->sdl_type == IFT_ETHER)) { 2323 bzero(&lsa, sizeof(lsa)); 2324 lsa.sa_family = ARPHRD_ETHER; 2325 bcopy(LLADDR(sdl), lsa.sa_data, LINUX_IFHWADDRLEN); 2326 return (copyout(&lsa, &ifr->ifr_hwaddr, sizeof(lsa))); 2327 } 2328 } 2329 2330 return (ENOENT); 2331} 2332 2333 2334 /* 2335* If we fault in bsd_to_linux_ifreq() then we will fault when we call 2336* the native ioctl(). Thus, we don't really need to check the return 2337* value of this function. 2338*/ 2339static int 2340bsd_to_linux_ifreq(struct ifreq *arg) 2341{ 2342 struct ifreq ifr; 2343 size_t ifr_len = sizeof(struct ifreq); 2344 int error; 2345 2346 if ((error = copyin(arg, &ifr, ifr_len))) 2347 return (error); 2348 2349 *(u_short *)&ifr.ifr_addr = ifr.ifr_addr.sa_family; 2350 2351 error = copyout(&ifr, arg, ifr_len); 2352 2353 return (error); 2354} 2355 2356/* 2357 * Socket related ioctls 2358 */ 2359 2360static int 2361linux_ioctl_socket(struct thread *td, struct linux_ioctl_args *args) 2362{ 2363 char lifname[LINUX_IFNAMSIZ], ifname[IFNAMSIZ]; 2364 cap_rights_t rights; 2365 struct ifnet *ifp; 2366 struct file *fp; 2367 int error, type; 2368 2369 ifp = NULL; 2370 error = 0; 2371 2372 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 2373 if (error != 0) 2374 return (error); 2375 type = fp->f_type; 2376 fdrop(fp, td); 2377 if (type != DTYPE_SOCKET) { 2378 /* not a socket - probably a tap / vmnet device */ 2379 switch (args->cmd) { 2380 case LINUX_SIOCGIFADDR: 2381 case LINUX_SIOCSIFADDR: 2382 case LINUX_SIOCGIFFLAGS: 2383 return (linux_ioctl_special(td, args)); 2384 default: 2385 return (ENOIOCTL); 2386 } 2387 } 2388 2389 switch (args->cmd & 0xffff) { 2390 2391 case LINUX_FIOGETOWN: 2392 case LINUX_FIOSETOWN: 2393 case LINUX_SIOCADDMULTI: 2394 case LINUX_SIOCATMARK: 2395 case LINUX_SIOCDELMULTI: 2396 case LINUX_SIOCGIFCONF: 2397 case LINUX_SIOCGPGRP: 2398 case LINUX_SIOCSPGRP: 2399 case LINUX_SIOCGIFCOUNT: 2400 /* these ioctls don't take an interface name */ 2401#ifdef DEBUG 2402 printf("%s(): ioctl %d\n", __func__, 2403 args->cmd & 0xffff); 2404#endif 2405 break; 2406 2407 case LINUX_SIOCGIFFLAGS: 2408 case LINUX_SIOCGIFADDR: 2409 case LINUX_SIOCSIFADDR: 2410 case LINUX_SIOCGIFDSTADDR: 2411 case LINUX_SIOCGIFBRDADDR: 2412 case LINUX_SIOCGIFNETMASK: 2413 case LINUX_SIOCSIFNETMASK: 2414 case LINUX_SIOCGIFMTU: 2415 case LINUX_SIOCSIFMTU: 2416 case LINUX_SIOCSIFNAME: 2417 case LINUX_SIOCGIFHWADDR: 2418 case LINUX_SIOCSIFHWADDR: 2419 case LINUX_SIOCDEVPRIVATE: 2420 case LINUX_SIOCDEVPRIVATE+1: 2421 case LINUX_SIOCGIFINDEX: 2422 /* copy in the interface name and translate it. */ 2423 error = copyin((void *)args->arg, lifname, LINUX_IFNAMSIZ); 2424 if (error != 0) 2425 return (error); 2426#ifdef DEBUG 2427 printf("%s(): ioctl %d on %.*s\n", __func__, 2428 args->cmd & 0xffff, LINUX_IFNAMSIZ, lifname); 2429#endif 2430 ifp = ifname_linux_to_bsd(td, lifname, ifname); 2431 if (ifp == NULL) 2432 return (EINVAL); 2433 /* 2434 * We need to copy it back out in case we pass the 2435 * request on to our native ioctl(), which will expect 2436 * the ifreq to be in user space and have the correct 2437 * interface name. 2438 */ 2439 error = copyout(ifname, (void *)args->arg, IFNAMSIZ); 2440 if (error != 0) 2441 return (error); 2442#ifdef DEBUG 2443 printf("%s(): %s translated to %s\n", __func__, 2444 lifname, ifname); 2445#endif 2446 break; 2447 2448 default: 2449 return (ENOIOCTL); 2450 } 2451 2452 switch (args->cmd & 0xffff) { 2453 2454 case LINUX_FIOSETOWN: 2455 args->cmd = FIOSETOWN; 2456 error = sys_ioctl(td, (struct ioctl_args *)args); 2457 break; 2458 2459 case LINUX_SIOCSPGRP: 2460 args->cmd = SIOCSPGRP; 2461 error = sys_ioctl(td, (struct ioctl_args *)args); 2462 break; 2463 2464 case LINUX_FIOGETOWN: 2465 args->cmd = FIOGETOWN; 2466 error = sys_ioctl(td, (struct ioctl_args *)args); 2467 break; 2468 2469 case LINUX_SIOCGPGRP: 2470 args->cmd = SIOCGPGRP; 2471 error = sys_ioctl(td, (struct ioctl_args *)args); 2472 break; 2473 2474 case LINUX_SIOCATMARK: 2475 args->cmd = SIOCATMARK; 2476 error = sys_ioctl(td, (struct ioctl_args *)args); 2477 break; 2478 2479 /* LINUX_SIOCGSTAMP */ 2480 2481 case LINUX_SIOCGIFCONF: 2482 error = linux_ifconf(td, (struct ifconf *)args->arg); 2483 break; 2484 2485 case LINUX_SIOCGIFFLAGS: 2486 args->cmd = SIOCGIFFLAGS; 2487 error = linux_gifflags(td, ifp, (struct l_ifreq *)args->arg); 2488 break; 2489 2490 case LINUX_SIOCGIFADDR: 2491 args->cmd = SIOCGIFADDR; 2492 error = sys_ioctl(td, (struct ioctl_args *)args); 2493 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2494 break; 2495 2496 case LINUX_SIOCSIFADDR: 2497 /* XXX probably doesn't work, included for completeness */ 2498 args->cmd = SIOCSIFADDR; 2499 error = sys_ioctl(td, (struct ioctl_args *)args); 2500 break; 2501 2502 case LINUX_SIOCGIFDSTADDR: 2503 args->cmd = SIOCGIFDSTADDR; 2504 error = sys_ioctl(td, (struct ioctl_args *)args); 2505 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2506 break; 2507 2508 case LINUX_SIOCGIFBRDADDR: 2509 args->cmd = SIOCGIFBRDADDR; 2510 error = sys_ioctl(td, (struct ioctl_args *)args); 2511 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2512 break; 2513 2514 case LINUX_SIOCGIFNETMASK: 2515 args->cmd = SIOCGIFNETMASK; 2516 error = sys_ioctl(td, (struct ioctl_args *)args); 2517 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2518 break; 2519 2520 case LINUX_SIOCSIFNETMASK: 2521 error = ENOIOCTL; 2522 break; 2523 2524 case LINUX_SIOCGIFMTU: 2525 args->cmd = SIOCGIFMTU; 2526 error = sys_ioctl(td, (struct ioctl_args *)args); 2527 break; 2528 2529 case LINUX_SIOCSIFMTU: 2530 args->cmd = SIOCSIFMTU; 2531 error = sys_ioctl(td, (struct ioctl_args *)args); 2532 break; 2533 2534 case LINUX_SIOCSIFNAME: 2535 error = ENOIOCTL; 2536 break; 2537 2538 case LINUX_SIOCGIFHWADDR: 2539 error = linux_gifhwaddr(ifp, (struct l_ifreq *)args->arg); 2540 break; 2541 2542 case LINUX_SIOCSIFHWADDR: 2543 error = ENOIOCTL; 2544 break; 2545 2546 case LINUX_SIOCADDMULTI: 2547 args->cmd = SIOCADDMULTI; 2548 error = sys_ioctl(td, (struct ioctl_args *)args); 2549 break; 2550 2551 case LINUX_SIOCDELMULTI: 2552 args->cmd = SIOCDELMULTI; 2553 error = sys_ioctl(td, (struct ioctl_args *)args); 2554 break; 2555 2556 case LINUX_SIOCGIFINDEX: 2557 args->cmd = SIOCGIFINDEX; 2558 error = sys_ioctl(td, (struct ioctl_args *)args); 2559 break; 2560 2561 case LINUX_SIOCGIFCOUNT: 2562 error = 0; 2563 break; 2564 2565 /* 2566 * XXX This is slightly bogus, but these ioctls are currently 2567 * XXX only used by the aironet (if_an) network driver. 2568 */ 2569 case LINUX_SIOCDEVPRIVATE: 2570 args->cmd = SIOCGPRIVATE_0; 2571 error = sys_ioctl(td, (struct ioctl_args *)args); 2572 break; 2573 2574 case LINUX_SIOCDEVPRIVATE+1: 2575 args->cmd = SIOCGPRIVATE_1; 2576 error = sys_ioctl(td, (struct ioctl_args *)args); 2577 break; 2578 } 2579 2580 if (ifp != NULL) 2581 /* restore the original interface name */ 2582 copyout(lifname, (void *)args->arg, LINUX_IFNAMSIZ); 2583 2584#ifdef DEBUG 2585 printf("%s(): returning %d\n", __func__, error); 2586#endif 2587 return (error); 2588} 2589 2590/* 2591 * Device private ioctl handler 2592 */ 2593static int 2594linux_ioctl_private(struct thread *td, struct linux_ioctl_args *args) 2595{ 2596 cap_rights_t rights; 2597 struct file *fp; 2598 int error, type; 2599 2600 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 2601 if (error != 0) 2602 return (error); 2603 type = fp->f_type; 2604 fdrop(fp, td); 2605 if (type == DTYPE_SOCKET) 2606 return (linux_ioctl_socket(td, args)); 2607 return (ENOIOCTL); 2608} 2609 2610/* 2611 * DRM ioctl handler (sys/dev/drm) 2612 */ 2613static int 2614linux_ioctl_drm(struct thread *td, struct linux_ioctl_args *args) 2615{ 2616 args->cmd = SETDIR(args->cmd); 2617 return sys_ioctl(td, (struct ioctl_args *)args); 2618} 2619 2620#ifdef COMPAT_LINUX32 2621#define CP(src,dst,fld) do { (dst).fld = (src).fld; } while (0) 2622#define PTRIN_CP(src,dst,fld) \ 2623 do { (dst).fld = PTRIN((src).fld); } while (0) 2624#define PTROUT_CP(src,dst,fld) \ 2625 do { (dst).fld = PTROUT((src).fld); } while (0) 2626 2627static int 2628linux_ioctl_sg_io(struct thread *td, struct linux_ioctl_args *args) 2629{ 2630 struct sg_io_hdr io; 2631 struct sg_io_hdr32 io32; 2632 cap_rights_t rights; 2633 struct file *fp; 2634 int error; 2635 2636 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 2637 if (error != 0) { 2638 printf("sg_linux_ioctl: fget returned %d\n", error); 2639 return (error); 2640 } 2641 2642 if ((error = copyin((void *)args->arg, &io32, sizeof(io32))) != 0) 2643 goto out; 2644 2645 CP(io32, io, interface_id); 2646 CP(io32, io, dxfer_direction); 2647 CP(io32, io, cmd_len); 2648 CP(io32, io, mx_sb_len); 2649 CP(io32, io, iovec_count); 2650 CP(io32, io, dxfer_len); 2651 PTRIN_CP(io32, io, dxferp); 2652 PTRIN_CP(io32, io, cmdp); 2653 PTRIN_CP(io32, io, sbp); 2654 CP(io32, io, timeout); 2655 CP(io32, io, flags); 2656 CP(io32, io, pack_id); 2657 PTRIN_CP(io32, io, usr_ptr); 2658 CP(io32, io, status); 2659 CP(io32, io, masked_status); 2660 CP(io32, io, msg_status); 2661 CP(io32, io, sb_len_wr); 2662 CP(io32, io, host_status); 2663 CP(io32, io, driver_status); 2664 CP(io32, io, resid); 2665 CP(io32, io, duration); 2666 CP(io32, io, info); 2667 2668 if ((error = fo_ioctl(fp, SG_IO, (caddr_t)&io, td->td_ucred, td)) != 0) 2669 goto out; 2670 2671 CP(io, io32, interface_id); 2672 CP(io, io32, dxfer_direction); 2673 CP(io, io32, cmd_len); 2674 CP(io, io32, mx_sb_len); 2675 CP(io, io32, iovec_count); 2676 CP(io, io32, dxfer_len); 2677 PTROUT_CP(io, io32, dxferp); 2678 PTROUT_CP(io, io32, cmdp); 2679 PTROUT_CP(io, io32, sbp); 2680 CP(io, io32, timeout); 2681 CP(io, io32, flags); 2682 CP(io, io32, pack_id); 2683 PTROUT_CP(io, io32, usr_ptr); 2684 CP(io, io32, status); 2685 CP(io, io32, masked_status); 2686 CP(io, io32, msg_status); 2687 CP(io, io32, sb_len_wr); 2688 CP(io, io32, host_status); 2689 CP(io, io32, driver_status); 2690 CP(io, io32, resid); 2691 CP(io, io32, duration); 2692 CP(io, io32, info); 2693 2694 error = copyout(&io32, (void *)args->arg, sizeof(io32)); 2695 2696out: 2697 fdrop(fp, td); 2698 return (error); 2699} 2700#endif 2701 2702static int 2703linux_ioctl_sg(struct thread *td, struct linux_ioctl_args *args) 2704{ 2705 2706 switch (args->cmd) { 2707 case LINUX_SG_GET_VERSION_NUM: 2708 args->cmd = SG_GET_VERSION_NUM; 2709 break; 2710 case LINUX_SG_SET_TIMEOUT: 2711 args->cmd = SG_SET_TIMEOUT; 2712 break; 2713 case LINUX_SG_GET_TIMEOUT: 2714 args->cmd = SG_GET_TIMEOUT; 2715 break; 2716 case LINUX_SG_IO: 2717 args->cmd = SG_IO; 2718#ifdef COMPAT_LINUX32 2719 return (linux_ioctl_sg_io(td, args)); 2720#endif 2721 break; 2722 case LINUX_SG_GET_RESERVED_SIZE: 2723 args->cmd = SG_GET_RESERVED_SIZE; 2724 break; 2725 case LINUX_SG_GET_SCSI_ID: 2726 args->cmd = SG_GET_SCSI_ID; 2727 break; 2728 case LINUX_SG_GET_SG_TABLESIZE: 2729 args->cmd = SG_GET_SG_TABLESIZE; 2730 break; 2731 default: 2732 return (ENODEV); 2733 } 2734 return (sys_ioctl(td, (struct ioctl_args *)args)); 2735} 2736 2737/* 2738 * Video4Linux (V4L) ioctl handler 2739 */ 2740static int 2741linux_to_bsd_v4l_tuner(struct l_video_tuner *lvt, struct video_tuner *vt) 2742{ 2743 vt->tuner = lvt->tuner; 2744 strlcpy(vt->name, lvt->name, LINUX_VIDEO_TUNER_NAME_SIZE); 2745 vt->rangelow = lvt->rangelow; /* possible long size conversion */ 2746 vt->rangehigh = lvt->rangehigh; /* possible long size conversion */ 2747 vt->flags = lvt->flags; 2748 vt->mode = lvt->mode; 2749 vt->signal = lvt->signal; 2750 return (0); 2751} 2752 2753static int 2754bsd_to_linux_v4l_tuner(struct video_tuner *vt, struct l_video_tuner *lvt) 2755{ 2756 lvt->tuner = vt->tuner; 2757 strlcpy(lvt->name, vt->name, LINUX_VIDEO_TUNER_NAME_SIZE); 2758 lvt->rangelow = vt->rangelow; /* possible long size conversion */ 2759 lvt->rangehigh = vt->rangehigh; /* possible long size conversion */ 2760 lvt->flags = vt->flags; 2761 lvt->mode = vt->mode; 2762 lvt->signal = vt->signal; 2763 return (0); 2764} 2765 2766#ifdef COMPAT_LINUX_V4L_CLIPLIST 2767static int 2768linux_to_bsd_v4l_clip(struct l_video_clip *lvc, struct video_clip *vc) 2769{ 2770 vc->x = lvc->x; 2771 vc->y = lvc->y; 2772 vc->width = lvc->width; 2773 vc->height = lvc->height; 2774 vc->next = PTRIN(lvc->next); /* possible pointer size conversion */ 2775 return (0); 2776} 2777#endif 2778 2779static int 2780linux_to_bsd_v4l_window(struct l_video_window *lvw, struct video_window *vw) 2781{ 2782 vw->x = lvw->x; 2783 vw->y = lvw->y; 2784 vw->width = lvw->width; 2785 vw->height = lvw->height; 2786 vw->chromakey = lvw->chromakey; 2787 vw->flags = lvw->flags; 2788 vw->clips = PTRIN(lvw->clips); /* possible pointer size conversion */ 2789 vw->clipcount = lvw->clipcount; 2790 return (0); 2791} 2792 2793static int 2794bsd_to_linux_v4l_window(struct video_window *vw, struct l_video_window *lvw) 2795{ 2796 lvw->x = vw->x; 2797 lvw->y = vw->y; 2798 lvw->width = vw->width; 2799 lvw->height = vw->height; 2800 lvw->chromakey = vw->chromakey; 2801 lvw->flags = vw->flags; 2802 lvw->clips = PTROUT(vw->clips); /* possible pointer size conversion */ 2803 lvw->clipcount = vw->clipcount; 2804 return (0); 2805} 2806 2807static int 2808linux_to_bsd_v4l_buffer(struct l_video_buffer *lvb, struct video_buffer *vb) 2809{ 2810 vb->base = PTRIN(lvb->base); /* possible pointer size conversion */ 2811 vb->height = lvb->height; 2812 vb->width = lvb->width; 2813 vb->depth = lvb->depth; 2814 vb->bytesperline = lvb->bytesperline; 2815 return (0); 2816} 2817 2818static int 2819bsd_to_linux_v4l_buffer(struct video_buffer *vb, struct l_video_buffer *lvb) 2820{ 2821 lvb->base = PTROUT(vb->base); /* possible pointer size conversion */ 2822 lvb->height = vb->height; 2823 lvb->width = vb->width; 2824 lvb->depth = vb->depth; 2825 lvb->bytesperline = vb->bytesperline; 2826 return (0); 2827} 2828 2829static int 2830linux_to_bsd_v4l_code(struct l_video_code *lvc, struct video_code *vc) 2831{ 2832 strlcpy(vc->loadwhat, lvc->loadwhat, LINUX_VIDEO_CODE_LOADWHAT_SIZE); 2833 vc->datasize = lvc->datasize; 2834 vc->data = PTRIN(lvc->data); /* possible pointer size conversion */ 2835 return (0); 2836} 2837 2838#ifdef COMPAT_LINUX_V4L_CLIPLIST 2839static int 2840linux_v4l_clip_copy(void *lvc, struct video_clip **ppvc) 2841{ 2842 int error; 2843 struct video_clip vclip; 2844 struct l_video_clip l_vclip; 2845 2846 error = copyin(lvc, &l_vclip, sizeof(l_vclip)); 2847 if (error) return (error); 2848 linux_to_bsd_v4l_clip(&l_vclip, &vclip); 2849 /* XXX: If there can be no concurrency: s/M_NOWAIT/M_WAITOK/ */ 2850 if ((*ppvc = malloc(sizeof(**ppvc), M_LINUX, M_NOWAIT)) == NULL) 2851 return (ENOMEM); /* XXX: linux has no ENOMEM here */ 2852 memcpy(*ppvc, &vclip, sizeof(vclip)); 2853 (*ppvc)->next = NULL; 2854 return (0); 2855} 2856 2857static int 2858linux_v4l_cliplist_free(struct video_window *vw) 2859{ 2860 struct video_clip **ppvc; 2861 struct video_clip **ppvc_next; 2862 2863 for (ppvc = &(vw->clips); *ppvc != NULL; ppvc = ppvc_next) { 2864 ppvc_next = &((*ppvc)->next); 2865 free(*ppvc, M_LINUX); 2866 } 2867 vw->clips = NULL; 2868 2869 return (0); 2870} 2871 2872static int 2873linux_v4l_cliplist_copy(struct l_video_window *lvw, struct video_window *vw) 2874{ 2875 int error; 2876 int clipcount; 2877 void *plvc; 2878 struct video_clip **ppvc; 2879 2880 /* 2881 * XXX: The cliplist is used to pass in a list of clipping 2882 * rectangles or, if clipcount == VIDEO_CLIP_BITMAP, a 2883 * clipping bitmap. Some Linux apps, however, appear to 2884 * leave cliplist and clips uninitialized. In any case, 2885 * the cliplist is not used by pwc(4), at the time of 2886 * writing, FreeBSD's only V4L driver. When a driver 2887 * that uses the cliplist is developed, this code may 2888 * need re-examiniation. 2889 */ 2890 error = 0; 2891 clipcount = vw->clipcount; 2892 if (clipcount == VIDEO_CLIP_BITMAP) { 2893 /* 2894 * In this case, the pointer (clips) is overloaded 2895 * to be a "void *" to a bitmap, therefore there 2896 * is no struct video_clip to copy now. 2897 */ 2898 } else if (clipcount > 0 && clipcount <= 16384) { 2899 /* 2900 * Clips points to list of clip rectangles, so 2901 * copy the list. 2902 * 2903 * XXX: Upper limit of 16384 was used here to try to 2904 * avoid cases when clipcount and clips pointer 2905 * are uninitialized and therefore have high random 2906 * values, as is the case in the Linux Skype 2907 * application. The value 16384 was chosen as that 2908 * is what is used in the Linux stradis(4) MPEG 2909 * decoder driver, the only place we found an 2910 * example of cliplist use. 2911 */ 2912 plvc = PTRIN(lvw->clips); 2913 vw->clips = NULL; 2914 ppvc = &(vw->clips); 2915 while (clipcount-- > 0) { 2916 if (plvc == NULL) { 2917 error = EFAULT; 2918 break; 2919 } else { 2920 error = linux_v4l_clip_copy(plvc, ppvc); 2921 if (error) { 2922 linux_v4l_cliplist_free(vw); 2923 break; 2924 } 2925 } 2926 ppvc = &((*ppvc)->next); 2927 plvc = PTRIN(((struct l_video_clip *) plvc)->next); 2928 } 2929 } else { 2930 /* 2931 * clipcount == 0 or negative (but not VIDEO_CLIP_BITMAP) 2932 * Force cliplist to null. 2933 */ 2934 vw->clipcount = 0; 2935 vw->clips = NULL; 2936 } 2937 return (error); 2938} 2939#endif 2940 2941static int 2942linux_ioctl_v4l(struct thread *td, struct linux_ioctl_args *args) 2943{ 2944 cap_rights_t rights; 2945 struct file *fp; 2946 int error; 2947 struct video_tuner vtun; 2948 struct video_window vwin; 2949 struct video_buffer vbuf; 2950 struct video_code vcode; 2951 struct l_video_tuner l_vtun; 2952 struct l_video_window l_vwin; 2953 struct l_video_buffer l_vbuf; 2954 struct l_video_code l_vcode; 2955 2956 switch (args->cmd & 0xffff) { 2957 case LINUX_VIDIOCGCAP: args->cmd = VIDIOCGCAP; break; 2958 case LINUX_VIDIOCGCHAN: args->cmd = VIDIOCGCHAN; break; 2959 case LINUX_VIDIOCSCHAN: args->cmd = VIDIOCSCHAN; break; 2960 2961 case LINUX_VIDIOCGTUNER: 2962 error = fget(td, args->fd, 2963 cap_rights_init(&rights, CAP_IOCTL), &fp); 2964 if (error != 0) 2965 return (error); 2966 error = copyin((void *) args->arg, &l_vtun, sizeof(l_vtun)); 2967 if (error) { 2968 fdrop(fp, td); 2969 return (error); 2970 } 2971 linux_to_bsd_v4l_tuner(&l_vtun, &vtun); 2972 error = fo_ioctl(fp, VIDIOCGTUNER, &vtun, td->td_ucred, td); 2973 if (!error) { 2974 bsd_to_linux_v4l_tuner(&vtun, &l_vtun); 2975 error = copyout(&l_vtun, (void *) args->arg, 2976 sizeof(l_vtun)); 2977 } 2978 fdrop(fp, td); 2979 return (error); 2980 2981 case LINUX_VIDIOCSTUNER: 2982 error = fget(td, args->fd, 2983 cap_rights_init(&rights, CAP_IOCTL), &fp); 2984 if (error != 0) 2985 return (error); 2986 error = copyin((void *) args->arg, &l_vtun, sizeof(l_vtun)); 2987 if (error) { 2988 fdrop(fp, td); 2989 return (error); 2990 } 2991 linux_to_bsd_v4l_tuner(&l_vtun, &vtun); 2992 error = fo_ioctl(fp, VIDIOCSTUNER, &vtun, td->td_ucred, td); 2993 fdrop(fp, td); 2994 return (error); 2995 2996 case LINUX_VIDIOCGPICT: args->cmd = VIDIOCGPICT; break; 2997 case LINUX_VIDIOCSPICT: args->cmd = VIDIOCSPICT; break; 2998 case LINUX_VIDIOCCAPTURE: args->cmd = VIDIOCCAPTURE; break; 2999 3000 case LINUX_VIDIOCGWIN: 3001 error = fget(td, args->fd, 3002 cap_rights_init(&rights, CAP_IOCTL), &fp); 3003 if (error != 0) 3004 return (error); 3005 error = fo_ioctl(fp, VIDIOCGWIN, &vwin, td->td_ucred, td); 3006 if (!error) { 3007 bsd_to_linux_v4l_window(&vwin, &l_vwin); 3008 error = copyout(&l_vwin, (void *) args->arg, 3009 sizeof(l_vwin)); 3010 } 3011 fdrop(fp, td); 3012 return (error); 3013 3014 case LINUX_VIDIOCSWIN: 3015 error = fget(td, args->fd, 3016 cap_rights_init(&rights, CAP_IOCTL), &fp); 3017 if (error != 0) 3018 return (error); 3019 error = copyin((void *) args->arg, &l_vwin, sizeof(l_vwin)); 3020 if (error) { 3021 fdrop(fp, td); 3022 return (error); 3023 } 3024 linux_to_bsd_v4l_window(&l_vwin, &vwin); 3025#ifdef COMPAT_LINUX_V4L_CLIPLIST 3026 error = linux_v4l_cliplist_copy(&l_vwin, &vwin); 3027 if (error) { 3028 fdrop(fp, td); 3029 return (error); 3030 } 3031#endif 3032 error = fo_ioctl(fp, VIDIOCSWIN, &vwin, td->td_ucred, td); 3033 fdrop(fp, td); 3034#ifdef COMPAT_LINUX_V4L_CLIPLIST 3035 linux_v4l_cliplist_free(&vwin); 3036#endif 3037 return (error); 3038 3039 case LINUX_VIDIOCGFBUF: 3040 error = fget(td, args->fd, 3041 cap_rights_init(&rights, CAP_IOCTL), &fp); 3042 if (error != 0) 3043 return (error); 3044 error = fo_ioctl(fp, VIDIOCGFBUF, &vbuf, td->td_ucred, td); 3045 if (!error) { 3046 bsd_to_linux_v4l_buffer(&vbuf, &l_vbuf); 3047 error = copyout(&l_vbuf, (void *) args->arg, 3048 sizeof(l_vbuf)); 3049 } 3050 fdrop(fp, td); 3051 return (error); 3052 3053 case LINUX_VIDIOCSFBUF: 3054 error = fget(td, args->fd, 3055 cap_rights_init(&rights, CAP_IOCTL), &fp); 3056 if (error != 0) 3057 return (error); 3058 error = copyin((void *) args->arg, &l_vbuf, sizeof(l_vbuf)); 3059 if (error) { 3060 fdrop(fp, td); 3061 return (error); 3062 } 3063 linux_to_bsd_v4l_buffer(&l_vbuf, &vbuf); 3064 error = fo_ioctl(fp, VIDIOCSFBUF, &vbuf, td->td_ucred, td); 3065 fdrop(fp, td); 3066 return (error); 3067 3068 case LINUX_VIDIOCKEY: args->cmd = VIDIOCKEY; break; 3069 case LINUX_VIDIOCGFREQ: args->cmd = VIDIOCGFREQ; break; 3070 case LINUX_VIDIOCSFREQ: args->cmd = VIDIOCSFREQ; break; 3071 case LINUX_VIDIOCGAUDIO: args->cmd = VIDIOCGAUDIO; break; 3072 case LINUX_VIDIOCSAUDIO: args->cmd = VIDIOCSAUDIO; break; 3073 case LINUX_VIDIOCSYNC: args->cmd = VIDIOCSYNC; break; 3074 case LINUX_VIDIOCMCAPTURE: args->cmd = VIDIOCMCAPTURE; break; 3075 case LINUX_VIDIOCGMBUF: args->cmd = VIDIOCGMBUF; break; 3076 case LINUX_VIDIOCGUNIT: args->cmd = VIDIOCGUNIT; break; 3077 case LINUX_VIDIOCGCAPTURE: args->cmd = VIDIOCGCAPTURE; break; 3078 case LINUX_VIDIOCSCAPTURE: args->cmd = VIDIOCSCAPTURE; break; 3079 case LINUX_VIDIOCSPLAYMODE: args->cmd = VIDIOCSPLAYMODE; break; 3080 case LINUX_VIDIOCSWRITEMODE: args->cmd = VIDIOCSWRITEMODE; break; 3081 case LINUX_VIDIOCGPLAYINFO: args->cmd = VIDIOCGPLAYINFO; break; 3082 3083 case LINUX_VIDIOCSMICROCODE: 3084 error = fget(td, args->fd, 3085 cap_rights_init(&rights, CAP_IOCTL), &fp); 3086 if (error != 0) 3087 return (error); 3088 error = copyin((void *) args->arg, &l_vcode, sizeof(l_vcode)); 3089 if (error) { 3090 fdrop(fp, td); 3091 return (error); 3092 } 3093 linux_to_bsd_v4l_code(&l_vcode, &vcode); 3094 error = fo_ioctl(fp, VIDIOCSMICROCODE, &vcode, td->td_ucred, td); 3095 fdrop(fp, td); 3096 return (error); 3097 3098 case LINUX_VIDIOCGVBIFMT: args->cmd = VIDIOCGVBIFMT; break; 3099 case LINUX_VIDIOCSVBIFMT: args->cmd = VIDIOCSVBIFMT; break; 3100 default: return (ENOIOCTL); 3101 } 3102 3103 error = sys_ioctl(td, (struct ioctl_args *)args); 3104 return (error); 3105} 3106 3107/* 3108 * Special ioctl handler 3109 */ 3110static int 3111linux_ioctl_special(struct thread *td, struct linux_ioctl_args *args) 3112{ 3113 int error; 3114 3115 switch (args->cmd) { 3116 case LINUX_SIOCGIFADDR: 3117 args->cmd = SIOCGIFADDR; 3118 error = sys_ioctl(td, (struct ioctl_args *)args); 3119 break; 3120 case LINUX_SIOCSIFADDR: 3121 args->cmd = SIOCSIFADDR; 3122 error = sys_ioctl(td, (struct ioctl_args *)args); 3123 break; 3124 case LINUX_SIOCGIFFLAGS: 3125 args->cmd = SIOCGIFFLAGS; 3126 error = sys_ioctl(td, (struct ioctl_args *)args); 3127 break; 3128 default: 3129 error = ENOIOCTL; 3130 } 3131 3132 return (error); 3133} 3134 3135static int 3136linux_to_bsd_v4l2_standard(struct l_v4l2_standard *lvstd, struct v4l2_standard *vstd) 3137{ 3138 vstd->index = lvstd->index; 3139 vstd->id = lvstd->id; 3140 memcpy(&vstd->name, &lvstd->name, sizeof(*lvstd) - offsetof(struct l_v4l2_standard, name)); 3141 return (0); 3142} 3143 3144static int 3145bsd_to_linux_v4l2_standard(struct v4l2_standard *vstd, struct l_v4l2_standard *lvstd) 3146{ 3147 lvstd->index = vstd->index; 3148 lvstd->id = vstd->id; 3149 memcpy(&lvstd->name, &vstd->name, sizeof(*lvstd) - offsetof(struct l_v4l2_standard, name)); 3150 return (0); 3151} 3152 3153static int 3154linux_to_bsd_v4l2_buffer(struct l_v4l2_buffer *lvb, struct v4l2_buffer *vb) 3155{ 3156 vb->index = lvb->index; 3157 vb->type = lvb->type; 3158 vb->bytesused = lvb->bytesused; 3159 vb->flags = lvb->flags; 3160 vb->field = lvb->field; 3161 vb->timestamp.tv_sec = lvb->timestamp.tv_sec; 3162 vb->timestamp.tv_usec = lvb->timestamp.tv_usec; 3163 memcpy(&vb->timecode, &lvb->timecode, sizeof (lvb->timecode)); 3164 vb->sequence = lvb->sequence; 3165 vb->memory = lvb->memory; 3166 if (lvb->memory == V4L2_MEMORY_USERPTR) 3167 /* possible pointer size conversion */ 3168 vb->m.userptr = (unsigned long)PTRIN(lvb->m.userptr); 3169 else 3170 vb->m.offset = lvb->m.offset; 3171 vb->length = lvb->length; 3172 vb->input = lvb->input; 3173 vb->reserved = lvb->reserved; 3174 return (0); 3175} 3176 3177static int 3178bsd_to_linux_v4l2_buffer(struct v4l2_buffer *vb, struct l_v4l2_buffer *lvb) 3179{ 3180 lvb->index = vb->index; 3181 lvb->type = vb->type; 3182 lvb->bytesused = vb->bytesused; 3183 lvb->flags = vb->flags; 3184 lvb->field = vb->field; 3185 lvb->timestamp.tv_sec = vb->timestamp.tv_sec; 3186 lvb->timestamp.tv_usec = vb->timestamp.tv_usec; 3187 memcpy(&lvb->timecode, &vb->timecode, sizeof (vb->timecode)); 3188 lvb->sequence = vb->sequence; 3189 lvb->memory = vb->memory; 3190 if (vb->memory == V4L2_MEMORY_USERPTR) 3191 /* possible pointer size conversion */ 3192 lvb->m.userptr = PTROUT(vb->m.userptr); 3193 else 3194 lvb->m.offset = vb->m.offset; 3195 lvb->length = vb->length; 3196 lvb->input = vb->input; 3197 lvb->reserved = vb->reserved; 3198 return (0); 3199} 3200 3201static int 3202linux_to_bsd_v4l2_format(struct l_v4l2_format *lvf, struct v4l2_format *vf) 3203{ 3204 vf->type = lvf->type; 3205 if (lvf->type == V4L2_BUF_TYPE_VIDEO_OVERLAY 3206#ifdef V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3207 || lvf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3208#endif 3209 ) 3210 /* 3211 * XXX TODO - needs 32 -> 64 bit conversion: 3212 * (unused by webcams?) 3213 */ 3214 return EINVAL; 3215 memcpy(&vf->fmt, &lvf->fmt, sizeof(vf->fmt)); 3216 return 0; 3217} 3218 3219static int 3220bsd_to_linux_v4l2_format(struct v4l2_format *vf, struct l_v4l2_format *lvf) 3221{ 3222 lvf->type = vf->type; 3223 if (vf->type == V4L2_BUF_TYPE_VIDEO_OVERLAY 3224#ifdef V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3225 || vf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3226#endif 3227 ) 3228 /* 3229 * XXX TODO - needs 32 -> 64 bit conversion: 3230 * (unused by webcams?) 3231 */ 3232 return EINVAL; 3233 memcpy(&lvf->fmt, &vf->fmt, sizeof(vf->fmt)); 3234 return 0; 3235} 3236static int 3237linux_ioctl_v4l2(struct thread *td, struct linux_ioctl_args *args) 3238{ 3239 cap_rights_t rights; 3240 struct file *fp; 3241 int error; 3242 struct v4l2_format vformat; 3243 struct l_v4l2_format l_vformat; 3244 struct v4l2_standard vstd; 3245 struct l_v4l2_standard l_vstd; 3246 struct l_v4l2_buffer l_vbuf; 3247 struct v4l2_buffer vbuf; 3248 struct v4l2_input vinp; 3249 3250 switch (args->cmd & 0xffff) { 3251 case LINUX_VIDIOC_RESERVED: 3252 case LINUX_VIDIOC_LOG_STATUS: 3253 if ((args->cmd & IOC_DIRMASK) != LINUX_IOC_VOID) 3254 return ENOIOCTL; 3255 args->cmd = (args->cmd & 0xffff) | IOC_VOID; 3256 break; 3257 3258 case LINUX_VIDIOC_OVERLAY: 3259 case LINUX_VIDIOC_STREAMON: 3260 case LINUX_VIDIOC_STREAMOFF: 3261 case LINUX_VIDIOC_S_STD: 3262 case LINUX_VIDIOC_S_TUNER: 3263 case LINUX_VIDIOC_S_AUDIO: 3264 case LINUX_VIDIOC_S_AUDOUT: 3265 case LINUX_VIDIOC_S_MODULATOR: 3266 case LINUX_VIDIOC_S_FREQUENCY: 3267 case LINUX_VIDIOC_S_CROP: 3268 case LINUX_VIDIOC_S_JPEGCOMP: 3269 case LINUX_VIDIOC_S_PRIORITY: 3270 case LINUX_VIDIOC_DBG_S_REGISTER: 3271 case LINUX_VIDIOC_S_HW_FREQ_SEEK: 3272 case LINUX_VIDIOC_SUBSCRIBE_EVENT: 3273 case LINUX_VIDIOC_UNSUBSCRIBE_EVENT: 3274 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_IN; 3275 break; 3276 3277 case LINUX_VIDIOC_QUERYCAP: 3278 case LINUX_VIDIOC_G_STD: 3279 case LINUX_VIDIOC_G_AUDIO: 3280 case LINUX_VIDIOC_G_INPUT: 3281 case LINUX_VIDIOC_G_OUTPUT: 3282 case LINUX_VIDIOC_G_AUDOUT: 3283 case LINUX_VIDIOC_G_JPEGCOMP: 3284 case LINUX_VIDIOC_QUERYSTD: 3285 case LINUX_VIDIOC_G_PRIORITY: 3286 case LINUX_VIDIOC_QUERY_DV_PRESET: 3287 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_OUT; 3288 break; 3289 3290 case LINUX_VIDIOC_ENUM_FMT: 3291 case LINUX_VIDIOC_REQBUFS: 3292 case LINUX_VIDIOC_G_PARM: 3293 case LINUX_VIDIOC_S_PARM: 3294 case LINUX_VIDIOC_G_CTRL: 3295 case LINUX_VIDIOC_S_CTRL: 3296 case LINUX_VIDIOC_G_TUNER: 3297 case LINUX_VIDIOC_QUERYCTRL: 3298 case LINUX_VIDIOC_QUERYMENU: 3299 case LINUX_VIDIOC_S_INPUT: 3300 case LINUX_VIDIOC_S_OUTPUT: 3301 case LINUX_VIDIOC_ENUMOUTPUT: 3302 case LINUX_VIDIOC_G_MODULATOR: 3303 case LINUX_VIDIOC_G_FREQUENCY: 3304 case LINUX_VIDIOC_CROPCAP: 3305 case LINUX_VIDIOC_G_CROP: 3306 case LINUX_VIDIOC_ENUMAUDIO: 3307 case LINUX_VIDIOC_ENUMAUDOUT: 3308 case LINUX_VIDIOC_G_SLICED_VBI_CAP: 3309#ifdef VIDIOC_ENUM_FRAMESIZES 3310 case LINUX_VIDIOC_ENUM_FRAMESIZES: 3311 case LINUX_VIDIOC_ENUM_FRAMEINTERVALS: 3312 case LINUX_VIDIOC_ENCODER_CMD: 3313 case LINUX_VIDIOC_TRY_ENCODER_CMD: 3314#endif 3315 case LINUX_VIDIOC_DBG_G_REGISTER: 3316 case LINUX_VIDIOC_DBG_G_CHIP_IDENT: 3317 case LINUX_VIDIOC_ENUM_DV_PRESETS: 3318 case LINUX_VIDIOC_S_DV_PRESET: 3319 case LINUX_VIDIOC_G_DV_PRESET: 3320 case LINUX_VIDIOC_S_DV_TIMINGS: 3321 case LINUX_VIDIOC_G_DV_TIMINGS: 3322 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_INOUT; 3323 break; 3324 3325 case LINUX_VIDIOC_G_FMT: 3326 case LINUX_VIDIOC_S_FMT: 3327 case LINUX_VIDIOC_TRY_FMT: 3328 error = copyin((void *)args->arg, &l_vformat, sizeof(l_vformat)); 3329 if (error) 3330 return (error); 3331 error = fget(td, args->fd, 3332 cap_rights_init(&rights, CAP_IOCTL), &fp); 3333 if (error) 3334 return (error); 3335 if (linux_to_bsd_v4l2_format(&l_vformat, &vformat) != 0) 3336 error = EINVAL; 3337 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_G_FMT) 3338 error = fo_ioctl(fp, VIDIOC_G_FMT, &vformat, 3339 td->td_ucred, td); 3340 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_S_FMT) 3341 error = fo_ioctl(fp, VIDIOC_S_FMT, &vformat, 3342 td->td_ucred, td); 3343 else 3344 error = fo_ioctl(fp, VIDIOC_TRY_FMT, &vformat, 3345 td->td_ucred, td); 3346 bsd_to_linux_v4l2_format(&vformat, &l_vformat); 3347 copyout(&l_vformat, (void *)args->arg, sizeof(l_vformat)); 3348 fdrop(fp, td); 3349 return (error); 3350 3351 case LINUX_VIDIOC_ENUMSTD: 3352 error = copyin((void *)args->arg, &l_vstd, sizeof(l_vstd)); 3353 if (error) 3354 return (error); 3355 linux_to_bsd_v4l2_standard(&l_vstd, &vstd); 3356 error = fget(td, args->fd, 3357 cap_rights_init(&rights, CAP_IOCTL), &fp); 3358 if (error) 3359 return (error); 3360 error = fo_ioctl(fp, VIDIOC_ENUMSTD, (caddr_t)&vstd, 3361 td->td_ucred, td); 3362 if (error) { 3363 fdrop(fp, td); 3364 return (error); 3365 } 3366 bsd_to_linux_v4l2_standard(&vstd, &l_vstd); 3367 error = copyout(&l_vstd, (void *)args->arg, sizeof(l_vstd)); 3368 fdrop(fp, td); 3369 return (error); 3370 3371 case LINUX_VIDIOC_ENUMINPUT: 3372 /* 3373 * The Linux struct l_v4l2_input differs only in size, 3374 * it has no padding at the end. 3375 */ 3376 error = copyin((void *)args->arg, &vinp, 3377 sizeof(struct l_v4l2_input)); 3378 if (error != 0) 3379 return (error); 3380 error = fget(td, args->fd, 3381 cap_rights_init(&rights, CAP_IOCTL), &fp); 3382 if (error != 0) 3383 return (error); 3384 error = fo_ioctl(fp, VIDIOC_ENUMINPUT, (caddr_t)&vinp, 3385 td->td_ucred, td); 3386 if (error) { 3387 fdrop(fp, td); 3388 return (error); 3389 } 3390 error = copyout(&vinp, (void *)args->arg, 3391 sizeof(struct l_v4l2_input)); 3392 fdrop(fp, td); 3393 return (error); 3394 3395 case LINUX_VIDIOC_QUERYBUF: 3396 case LINUX_VIDIOC_QBUF: 3397 case LINUX_VIDIOC_DQBUF: 3398 error = copyin((void *)args->arg, &l_vbuf, sizeof(l_vbuf)); 3399 if (error) 3400 return (error); 3401 error = fget(td, args->fd, 3402 cap_rights_init(&rights, CAP_IOCTL), &fp); 3403 if (error) 3404 return (error); 3405 linux_to_bsd_v4l2_buffer(&l_vbuf, &vbuf); 3406 if ((args->cmd & 0xffff) == LINUX_VIDIOC_QUERYBUF) 3407 error = fo_ioctl(fp, VIDIOC_QUERYBUF, &vbuf, 3408 td->td_ucred, td); 3409 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_QBUF) 3410 error = fo_ioctl(fp, VIDIOC_QBUF, &vbuf, 3411 td->td_ucred, td); 3412 else 3413 error = fo_ioctl(fp, VIDIOC_DQBUF, &vbuf, 3414 td->td_ucred, td); 3415 bsd_to_linux_v4l2_buffer(&vbuf, &l_vbuf); 3416 copyout(&l_vbuf, (void *)args->arg, sizeof(l_vbuf)); 3417 fdrop(fp, td); 3418 return (error); 3419 3420 /* 3421 * XXX TODO - these need 32 -> 64 bit conversion: 3422 * (are any of them needed for webcams?) 3423 */ 3424 case LINUX_VIDIOC_G_FBUF: 3425 case LINUX_VIDIOC_S_FBUF: 3426 3427 case LINUX_VIDIOC_G_EXT_CTRLS: 3428 case LINUX_VIDIOC_S_EXT_CTRLS: 3429 case LINUX_VIDIOC_TRY_EXT_CTRLS: 3430 3431 case LINUX_VIDIOC_DQEVENT: 3432 3433 default: return (ENOIOCTL); 3434 } 3435 3436 error = sys_ioctl(td, (struct ioctl_args *)args); 3437 return (error); 3438} 3439 3440/* 3441 * Support for emulators/linux-libusb. This port uses FBSD_LUSB* macros 3442 * instead of USB* ones. This lets us to provide correct values for cmd. 3443 * 0xffffffe0 -- 0xffffffff range seemed to be the least collision-prone. 3444 */ 3445static int 3446linux_ioctl_fbsd_usb(struct thread *td, struct linux_ioctl_args *args) 3447{ 3448 int error; 3449 3450 error = 0; 3451 switch (args->cmd) { 3452 case FBSD_LUSB_DEVICEENUMERATE: 3453 args->cmd = USB_DEVICEENUMERATE; 3454 break; 3455 case FBSD_LUSB_DEV_QUIRK_ADD: 3456 args->cmd = USB_DEV_QUIRK_ADD; 3457 break; 3458 case FBSD_LUSB_DEV_QUIRK_GET: 3459 args->cmd = USB_DEV_QUIRK_GET; 3460 break; 3461 case FBSD_LUSB_DEV_QUIRK_REMOVE: 3462 args->cmd = USB_DEV_QUIRK_REMOVE; 3463 break; 3464 case FBSD_LUSB_DO_REQUEST: 3465 args->cmd = USB_DO_REQUEST; 3466 break; 3467 case FBSD_LUSB_FS_CLEAR_STALL_SYNC: 3468 args->cmd = USB_FS_CLEAR_STALL_SYNC; 3469 break; 3470 case FBSD_LUSB_FS_CLOSE: 3471 args->cmd = USB_FS_CLOSE; 3472 break; 3473 case FBSD_LUSB_FS_COMPLETE: 3474 args->cmd = USB_FS_COMPLETE; 3475 break; 3476 case FBSD_LUSB_FS_INIT: 3477 args->cmd = USB_FS_INIT; 3478 break; 3479 case FBSD_LUSB_FS_OPEN: 3480 args->cmd = USB_FS_OPEN; 3481 break; 3482 case FBSD_LUSB_FS_START: 3483 args->cmd = USB_FS_START; 3484 break; 3485 case FBSD_LUSB_FS_STOP: 3486 args->cmd = USB_FS_STOP; 3487 break; 3488 case FBSD_LUSB_FS_UNINIT: 3489 args->cmd = USB_FS_UNINIT; 3490 break; 3491 case FBSD_LUSB_GET_CONFIG: 3492 args->cmd = USB_GET_CONFIG; 3493 break; 3494 case FBSD_LUSB_GET_DEVICEINFO: 3495 args->cmd = USB_GET_DEVICEINFO; 3496 break; 3497 case FBSD_LUSB_GET_DEVICE_DESC: 3498 args->cmd = USB_GET_DEVICE_DESC; 3499 break; 3500 case FBSD_LUSB_GET_FULL_DESC: 3501 args->cmd = USB_GET_FULL_DESC; 3502 break; 3503 case FBSD_LUSB_GET_IFACE_DRIVER: 3504 args->cmd = USB_GET_IFACE_DRIVER; 3505 break; 3506 case FBSD_LUSB_GET_PLUGTIME: 3507 args->cmd = USB_GET_PLUGTIME; 3508 break; 3509 case FBSD_LUSB_GET_POWER_MODE: 3510 args->cmd = USB_GET_POWER_MODE; 3511 break; 3512 case FBSD_LUSB_GET_REPORT_DESC: 3513 args->cmd = USB_GET_REPORT_DESC; 3514 break; 3515 case FBSD_LUSB_GET_REPORT_ID: 3516 args->cmd = USB_GET_REPORT_ID; 3517 break; 3518 case FBSD_LUSB_GET_TEMPLATE: 3519 args->cmd = USB_GET_TEMPLATE; 3520 break; 3521 case FBSD_LUSB_IFACE_DRIVER_ACTIVE: 3522 args->cmd = USB_IFACE_DRIVER_ACTIVE; 3523 break; 3524 case FBSD_LUSB_IFACE_DRIVER_DETACH: 3525 args->cmd = USB_IFACE_DRIVER_DETACH; 3526 break; 3527 case FBSD_LUSB_QUIRK_NAME_GET: 3528 args->cmd = USB_QUIRK_NAME_GET; 3529 break; 3530 case FBSD_LUSB_READ_DIR: 3531 args->cmd = USB_READ_DIR; 3532 break; 3533 case FBSD_LUSB_SET_ALTINTERFACE: 3534 args->cmd = USB_SET_ALTINTERFACE; 3535 break; 3536 case FBSD_LUSB_SET_CONFIG: 3537 args->cmd = USB_SET_CONFIG; 3538 break; 3539 case FBSD_LUSB_SET_IMMED: 3540 args->cmd = USB_SET_IMMED; 3541 break; 3542 case FBSD_LUSB_SET_POWER_MODE: 3543 args->cmd = USB_SET_POWER_MODE; 3544 break; 3545 case FBSD_LUSB_SET_TEMPLATE: 3546 args->cmd = USB_SET_TEMPLATE; 3547 break; 3548 case FBSD_LUSB_FS_OPEN_STREAM: 3549 args->cmd = USB_FS_OPEN_STREAM; 3550 break; 3551 case FBSD_LUSB_GET_DEV_PORT_PATH: 3552 args->cmd = USB_GET_DEV_PORT_PATH; 3553 break; 3554 case FBSD_LUSB_GET_POWER_USAGE: 3555 args->cmd = USB_GET_POWER_USAGE; 3556 break; 3557 default: 3558 error = ENOIOCTL; 3559 } 3560 if (error != ENOIOCTL) 3561 error = sys_ioctl(td, (struct ioctl_args *)args); 3562 return (error); 3563} 3564 3565/* 3566 * main ioctl syscall function 3567 */ 3568 3569int 3570linux_ioctl(struct thread *td, struct linux_ioctl_args *args) 3571{ 3572 cap_rights_t rights; 3573 struct file *fp; 3574 struct handler_element *he; 3575 int error, cmd; 3576 3577#ifdef DEBUG 3578 if (ldebug(ioctl)) 3579 printf(ARGS(ioctl, "%d, %04lx, *"), args->fd, 3580 (unsigned long)args->cmd); 3581#endif 3582 3583 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 3584 if (error != 0) 3585 return (error); 3586 if ((fp->f_flag & (FREAD|FWRITE)) == 0) { 3587 fdrop(fp, td); 3588 return (EBADF); 3589 } 3590 3591 /* Iterate over the ioctl handlers */ 3592 cmd = args->cmd & 0xffff; 3593 sx_slock(&linux_ioctl_sx); 3594 mtx_lock(&Giant); 3595 TAILQ_FOREACH(he, &handlers, list) { 3596 if (cmd >= he->low && cmd <= he->high) { 3597 error = (*he->func)(td, args); 3598 if (error != ENOIOCTL) { 3599 mtx_unlock(&Giant); 3600 sx_sunlock(&linux_ioctl_sx); 3601 fdrop(fp, td); 3602 return (error); 3603 } 3604 } 3605 } 3606 mtx_unlock(&Giant); 3607 sx_sunlock(&linux_ioctl_sx); 3608 fdrop(fp, td); 3609 3610 switch (args->cmd & 0xffff) { 3611 case LINUX_BTRFS_IOC_CLONE: 3612 return (ENOTSUP); 3613 3614 default: 3615 linux_msg(td, "ioctl fd=%d, cmd=0x%x ('%c',%d) is not implemented", 3616 args->fd, (int)(args->cmd & 0xffff), 3617 (int)(args->cmd & 0xff00) >> 8, (int)(args->cmd & 0xff)); 3618 break; 3619 } 3620 3621 return (EINVAL); 3622} 3623 3624int 3625linux_ioctl_register_handler(struct linux_ioctl_handler *h) 3626{ 3627 struct handler_element *he, *cur; 3628 3629 if (h == NULL || h->func == NULL) 3630 return (EINVAL); 3631 3632 /* 3633 * Reuse the element if the handler is already on the list, otherwise 3634 * create a new element. 3635 */ 3636 sx_xlock(&linux_ioctl_sx); 3637 TAILQ_FOREACH(he, &handlers, list) { 3638 if (he->func == h->func) 3639 break; 3640 } 3641 if (he == NULL) { 3642 he = malloc(sizeof(*he), 3643 M_LINUX, M_WAITOK); 3644 he->func = h->func; 3645 } else 3646 TAILQ_REMOVE(&handlers, he, list); 3647 3648 /* Initialize range information. */ 3649 he->low = h->low; 3650 he->high = h->high; 3651 he->span = h->high - h->low + 1; 3652 3653 /* Add the element to the list, sorted on span. */ 3654 TAILQ_FOREACH(cur, &handlers, list) { 3655 if (cur->span > he->span) { 3656 TAILQ_INSERT_BEFORE(cur, he, list); 3657 sx_xunlock(&linux_ioctl_sx); 3658 return (0); 3659 } 3660 } 3661 TAILQ_INSERT_TAIL(&handlers, he, list); 3662 sx_xunlock(&linux_ioctl_sx); 3663 3664 return (0); 3665} 3666 3667int 3668linux_ioctl_unregister_handler(struct linux_ioctl_handler *h) 3669{ 3670 struct handler_element *he; 3671 3672 if (h == NULL || h->func == NULL) 3673 return (EINVAL); 3674 3675 sx_xlock(&linux_ioctl_sx); 3676 TAILQ_FOREACH(he, &handlers, list) { 3677 if (he->func == h->func) { 3678 TAILQ_REMOVE(&handlers, he, list); 3679 sx_xunlock(&linux_ioctl_sx); 3680 free(he, M_LINUX); 3681 return (0); 3682 } 3683 } 3684 sx_xunlock(&linux_ioctl_sx); 3685 3686 return (EINVAL); 3687} 3688