1 /*- 2 * Copyright (c) 1994-1995 Søren Schmidt 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer 10 * in this position and unchanged. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. The name of the author may not be used to endorse or promote products 15 * derived from this software without specific prior written permission 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #include "opt_compat.h" 30 31 #include <sys/cdefs.h> 32 __FBSDID("$FreeBSD$"); 33 34 #include <sys/param.h> 35 #include <sys/systm.h> 36 #include <sys/sysproto.h> 37 #include <sys/capsicum.h> 38 #include <sys/cdio.h> 39 #include <sys/dvdio.h> 40 #include <sys/conf.h> 41 #include <sys/disk.h> 42 #include <sys/consio.h> 43 #include <sys/ctype.h> 44 #include <sys/fcntl.h> 45 #include <sys/file.h> 46 #include <sys/filedesc.h> 47 #include <sys/filio.h> 48 #include <sys/jail.h> 49 #include <sys/kbio.h> 50 #include <sys/kernel.h> 51 #include <sys/linker_set.h> 52 #include <sys/lock.h> 53 #include <sys/malloc.h> 54 #include <sys/proc.h> 55 #include <sys/sbuf.h> 56 #include <sys/socket.h> 57 #include <sys/sockio.h> 58 #include <sys/soundcard.h> 59 #include <sys/stdint.h> 60 #include <sys/sx.h> 61 #include <sys/sysctl.h> 62 #include <sys/tty.h> 63 #include <sys/uio.h> 64 #include <sys/types.h> 65 #include <sys/mman.h> 66 #include <sys/resourcevar.h> 67 68 #include <net/if.h> 69 #include <net/if_var.h> 70 #include <net/if_dl.h> 71 #include <net/if_types.h> 72 73 #include <dev/usb/usb_ioctl.h> 74 75 #ifdef COMPAT_LINUX32 76 #include <machine/../linux32/linux.h> 77 #include <machine/../linux32/linux32_proto.h> 78 #else 79 #include <machine/../linux/linux.h> 80 #include <machine/../linux/linux_proto.h> 81 #endif 82 83 #include <compat/linux/linux_ioctl.h> 84 #include <compat/linux/linux_mib.h> 85 #include <compat/linux/linux_socket.h> 86 #include <compat/linux/linux_util.h> 87 88 #include <contrib/v4l/videodev.h> 89 #include <compat/linux/linux_videodev_compat.h> 90 91 #include <contrib/v4l/videodev2.h> 92 #include <compat/linux/linux_videodev2_compat.h> 93 94 #include <cam/scsi/scsi_sg.h> 95 96 CTASSERT(LINUX_IFNAMSIZ == IFNAMSIZ); 97 98 static linux_ioctl_function_t linux_ioctl_cdrom; 99 static linux_ioctl_function_t linux_ioctl_vfat; 100 static linux_ioctl_function_t linux_ioctl_console; 101 static linux_ioctl_function_t linux_ioctl_hdio; 102 static linux_ioctl_function_t linux_ioctl_disk; 103 static linux_ioctl_function_t linux_ioctl_socket; 104 static linux_ioctl_function_t linux_ioctl_sound; 105 static linux_ioctl_function_t linux_ioctl_termio; 106 static linux_ioctl_function_t linux_ioctl_private; 107 static linux_ioctl_function_t linux_ioctl_drm; 108 static linux_ioctl_function_t linux_ioctl_sg; 109 static linux_ioctl_function_t linux_ioctl_v4l; 110 static linux_ioctl_function_t linux_ioctl_v4l2; 111 static linux_ioctl_function_t linux_ioctl_special; 112 static linux_ioctl_function_t linux_ioctl_fbsd_usb; 113 114 static struct linux_ioctl_handler cdrom_handler = 115 { linux_ioctl_cdrom, LINUX_IOCTL_CDROM_MIN, LINUX_IOCTL_CDROM_MAX }; 116 static struct linux_ioctl_handler vfat_handler = 117 { linux_ioctl_vfat, LINUX_IOCTL_VFAT_MIN, LINUX_IOCTL_VFAT_MAX }; 118 static struct linux_ioctl_handler console_handler = 119 { linux_ioctl_console, LINUX_IOCTL_CONSOLE_MIN, LINUX_IOCTL_CONSOLE_MAX }; 120 static struct linux_ioctl_handler hdio_handler = 121 { linux_ioctl_hdio, LINUX_IOCTL_HDIO_MIN, LINUX_IOCTL_HDIO_MAX }; 122 static struct linux_ioctl_handler disk_handler = 123 { linux_ioctl_disk, LINUX_IOCTL_DISK_MIN, LINUX_IOCTL_DISK_MAX }; 124 static struct linux_ioctl_handler socket_handler = 125 { linux_ioctl_socket, LINUX_IOCTL_SOCKET_MIN, LINUX_IOCTL_SOCKET_MAX }; 126 static struct linux_ioctl_handler sound_handler = 127 { linux_ioctl_sound, LINUX_IOCTL_SOUND_MIN, LINUX_IOCTL_SOUND_MAX }; 128 static struct linux_ioctl_handler termio_handler = 129 { linux_ioctl_termio, LINUX_IOCTL_TERMIO_MIN, LINUX_IOCTL_TERMIO_MAX }; 130 static struct linux_ioctl_handler private_handler = 131 { linux_ioctl_private, LINUX_IOCTL_PRIVATE_MIN, LINUX_IOCTL_PRIVATE_MAX }; 132 static struct linux_ioctl_handler drm_handler = 133 { linux_ioctl_drm, LINUX_IOCTL_DRM_MIN, LINUX_IOCTL_DRM_MAX }; 134 static struct linux_ioctl_handler sg_handler = 135 { linux_ioctl_sg, LINUX_IOCTL_SG_MIN, LINUX_IOCTL_SG_MAX }; 136 static struct linux_ioctl_handler video_handler = 137 { linux_ioctl_v4l, LINUX_IOCTL_VIDEO_MIN, LINUX_IOCTL_VIDEO_MAX }; 138 static struct linux_ioctl_handler video2_handler = 139 { linux_ioctl_v4l2, LINUX_IOCTL_VIDEO2_MIN, LINUX_IOCTL_VIDEO2_MAX }; 140 static struct linux_ioctl_handler fbsd_usb = 141 { linux_ioctl_fbsd_usb, FBSD_LUSB_MIN, FBSD_LUSB_MAX }; 142 143 DATA_SET(linux_ioctl_handler_set, cdrom_handler); 144 DATA_SET(linux_ioctl_handler_set, vfat_handler); 145 DATA_SET(linux_ioctl_handler_set, console_handler); 146 DATA_SET(linux_ioctl_handler_set, hdio_handler); 147 DATA_SET(linux_ioctl_handler_set, disk_handler); 148 DATA_SET(linux_ioctl_handler_set, socket_handler); 149 DATA_SET(linux_ioctl_handler_set, sound_handler); 150 DATA_SET(linux_ioctl_handler_set, termio_handler); 151 DATA_SET(linux_ioctl_handler_set, private_handler); 152 DATA_SET(linux_ioctl_handler_set, drm_handler); 153 DATA_SET(linux_ioctl_handler_set, sg_handler); 154 DATA_SET(linux_ioctl_handler_set, video_handler); 155 DATA_SET(linux_ioctl_handler_set, video2_handler); 156 DATA_SET(linux_ioctl_handler_set, fbsd_usb); 157 158 struct handler_element 159 { 160 TAILQ_ENTRY(handler_element) list; 161 int (*func)(struct thread *, struct linux_ioctl_args *); 162 int low, high, span; 163 }; 164 165 static TAILQ_HEAD(, handler_element) handlers = 166 TAILQ_HEAD_INITIALIZER(handlers); 167 static struct sx linux_ioctl_sx; 168 SX_SYSINIT(linux_ioctl, &linux_ioctl_sx, "linux ioctl handlers"); 169 170 /* 171 * hdio related ioctls for VMWare support 172 */ 173 174 struct linux_hd_geometry { 175 u_int8_t heads; 176 u_int8_t sectors; 177 u_int16_t cylinders; 178 u_int32_t start; 179 }; 180 181 struct linux_hd_big_geometry { 182 u_int8_t heads; 183 u_int8_t sectors; 184 u_int32_t cylinders; 185 u_int32_t start; 186 }; 187 188 static int 189 linux_ioctl_hdio(struct thread *td, struct linux_ioctl_args *args) 190 { 191 cap_rights_t rights; 192 struct file *fp; 193 int error; 194 u_int sectorsize, fwcylinders, fwheads, fwsectors; 195 off_t mediasize, bytespercyl; 196 197 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 198 if (error != 0) 199 return (error); 200 switch (args->cmd & 0xffff) { 201 case LINUX_HDIO_GET_GEO: 202 case LINUX_HDIO_GET_GEO_BIG: 203 error = fo_ioctl(fp, DIOCGMEDIASIZE, 204 (caddr_t)&mediasize, td->td_ucred, td); 205 if (!error) 206 error = fo_ioctl(fp, DIOCGSECTORSIZE, 207 (caddr_t)§orsize, td->td_ucred, td); 208 if (!error) 209 error = fo_ioctl(fp, DIOCGFWHEADS, 210 (caddr_t)&fwheads, td->td_ucred, td); 211 if (!error) 212 error = fo_ioctl(fp, DIOCGFWSECTORS, 213 (caddr_t)&fwsectors, td->td_ucred, td); 214 /* 215 * XXX: DIOCGFIRSTOFFSET is not yet implemented, so 216 * so pretend that GEOM always says 0. This is NOT VALID 217 * for slices or partitions, only the per-disk raw devices. 218 */ 219 220 fdrop(fp, td); 221 if (error) 222 return (error); 223 /* 224 * 1. Calculate the number of bytes in a cylinder, 225 * given the firmware's notion of heads and sectors 226 * per cylinder. 227 * 2. Calculate the number of cylinders, given the total 228 * size of the media. 229 * All internal calculations should have 64-bit precision. 230 */ 231 bytespercyl = (off_t) sectorsize * fwheads * fwsectors; 232 fwcylinders = mediasize / bytespercyl; 233 #if defined(DEBUG) 234 linux_msg(td, "HDIO_GET_GEO: mediasize %jd, c/h/s %d/%d/%d, " 235 "bpc %jd", 236 (intmax_t)mediasize, fwcylinders, fwheads, fwsectors, 237 (intmax_t)bytespercyl); 238 #endif 239 if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO) { 240 struct linux_hd_geometry hdg; 241 242 hdg.cylinders = fwcylinders; 243 hdg.heads = fwheads; 244 hdg.sectors = fwsectors; 245 hdg.start = 0; 246 error = copyout(&hdg, (void *)args->arg, sizeof(hdg)); 247 } else if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO_BIG) { 248 struct linux_hd_big_geometry hdbg; 249 250 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 } 270 271 static int 272 linux_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 } 301 fdrop(fp, td); 302 return (ENOIOCTL); 303 } 304 305 /* 306 * termio related ioctls 307 */ 308 309 struct linux_termio { 310 unsigned short c_iflag; 311 unsigned short c_oflag; 312 unsigned short c_cflag; 313 unsigned short c_lflag; 314 unsigned char c_line; 315 unsigned char c_cc[LINUX_NCC]; 316 }; 317 318 struct linux_termios { 319 unsigned int c_iflag; 320 unsigned int c_oflag; 321 unsigned int c_cflag; 322 unsigned int c_lflag; 323 unsigned char c_line; 324 unsigned char c_cc[LINUX_NCCS]; 325 }; 326 327 struct linux_winsize { 328 unsigned short ws_row, ws_col; 329 unsigned short ws_xpixel, ws_ypixel; 330 }; 331 332 struct speedtab { 333 int sp_speed; /* Speed. */ 334 int sp_code; /* Code. */ 335 }; 336 337 static struct speedtab sptab[] = { 338 { B0, LINUX_B0 }, { B50, LINUX_B50 }, 339 { B75, LINUX_B75 }, { B110, LINUX_B110 }, 340 { B134, LINUX_B134 }, { B150, LINUX_B150 }, 341 { B200, LINUX_B200 }, { B300, LINUX_B300 }, 342 { B600, LINUX_B600 }, { B1200, LINUX_B1200 }, 343 { B1800, LINUX_B1800 }, { B2400, LINUX_B2400 }, 344 { B4800, LINUX_B4800 }, { B9600, LINUX_B9600 }, 345 { B19200, LINUX_B19200 }, { B38400, LINUX_B38400 }, 346 { B57600, LINUX_B57600 }, { B115200, LINUX_B115200 }, 347 {-1, -1 } 348 }; 349 350 struct linux_serial_struct { 351 int type; 352 int line; 353 int port; 354 int irq; 355 int flags; 356 int xmit_fifo_size; 357 int custom_divisor; 358 int baud_base; 359 unsigned short close_delay; 360 char reserved_char[2]; 361 int hub6; 362 unsigned short closing_wait; 363 unsigned short closing_wait2; 364 int reserved[4]; 365 }; 366 367 static int 368 linux_to_bsd_speed(int code, struct speedtab *table) 369 { 370 for ( ; table->sp_code != -1; table++) 371 if (table->sp_code == code) 372 return (table->sp_speed); 373 return -1; 374 } 375 376 static int 377 bsd_to_linux_speed(int speed, struct speedtab *table) 378 { 379 for ( ; table->sp_speed != -1; table++) 380 if (table->sp_speed == speed) 381 return (table->sp_code); 382 return -1; 383 } 384 385 static void 386 bsd_to_linux_termios(struct termios *bios, struct linux_termios *lios) 387 { 388 int i; 389 390 #ifdef DEBUG 391 if (ldebug(ioctl)) { 392 printf("LINUX: BSD termios structure (input):\n"); 393 printf("i=%08x o=%08x c=%08x l=%08x ispeed=%d ospeed=%d\n", 394 bios->c_iflag, bios->c_oflag, bios->c_cflag, bios->c_lflag, 395 bios->c_ispeed, bios->c_ospeed); 396 printf("c_cc "); 397 for (i=0; i<NCCS; i++) 398 printf("%02x ", bios->c_cc[i]); 399 printf("\n"); 400 } 401 #endif 402 403 lios->c_iflag = 0; 404 if (bios->c_iflag & IGNBRK) 405 lios->c_iflag |= LINUX_IGNBRK; 406 if (bios->c_iflag & BRKINT) 407 lios->c_iflag |= LINUX_BRKINT; 408 if (bios->c_iflag & IGNPAR) 409 lios->c_iflag |= LINUX_IGNPAR; 410 if (bios->c_iflag & PARMRK) 411 lios->c_iflag |= LINUX_PARMRK; 412 if (bios->c_iflag & INPCK) 413 lios->c_iflag |= LINUX_INPCK; 414 if (bios->c_iflag & ISTRIP) 415 lios->c_iflag |= LINUX_ISTRIP; 416 if (bios->c_iflag & INLCR) 417 lios->c_iflag |= LINUX_INLCR; 418 if (bios->c_iflag & IGNCR) 419 lios->c_iflag |= LINUX_IGNCR; 420 if (bios->c_iflag & ICRNL) 421 lios->c_iflag |= LINUX_ICRNL; 422 if (bios->c_iflag & IXON) 423 lios->c_iflag |= LINUX_IXON; 424 if (bios->c_iflag & IXANY) 425 lios->c_iflag |= LINUX_IXANY; 426 if (bios->c_iflag & IXOFF) 427 lios->c_iflag |= LINUX_IXOFF; 428 if (bios->c_iflag & IMAXBEL) 429 lios->c_iflag |= LINUX_IMAXBEL; 430 431 lios->c_oflag = 0; 432 if (bios->c_oflag & OPOST) 433 lios->c_oflag |= LINUX_OPOST; 434 if (bios->c_oflag & ONLCR) 435 lios->c_oflag |= LINUX_ONLCR; 436 if (bios->c_oflag & TAB3) 437 lios->c_oflag |= LINUX_XTABS; 438 439 lios->c_cflag = bsd_to_linux_speed(bios->c_ispeed, sptab); 440 lios->c_cflag |= (bios->c_cflag & CSIZE) >> 4; 441 if (bios->c_cflag & CSTOPB) 442 lios->c_cflag |= LINUX_CSTOPB; 443 if (bios->c_cflag & CREAD) 444 lios->c_cflag |= LINUX_CREAD; 445 if (bios->c_cflag & PARENB) 446 lios->c_cflag |= LINUX_PARENB; 447 if (bios->c_cflag & PARODD) 448 lios->c_cflag |= LINUX_PARODD; 449 if (bios->c_cflag & HUPCL) 450 lios->c_cflag |= LINUX_HUPCL; 451 if (bios->c_cflag & CLOCAL) 452 lios->c_cflag |= LINUX_CLOCAL; 453 if (bios->c_cflag & CRTSCTS) 454 lios->c_cflag |= LINUX_CRTSCTS; 455 456 lios->c_lflag = 0; 457 if (bios->c_lflag & ISIG) 458 lios->c_lflag |= LINUX_ISIG; 459 if (bios->c_lflag & ICANON) 460 lios->c_lflag |= LINUX_ICANON; 461 if (bios->c_lflag & ECHO) 462 lios->c_lflag |= LINUX_ECHO; 463 if (bios->c_lflag & ECHOE) 464 lios->c_lflag |= LINUX_ECHOE; 465 if (bios->c_lflag & ECHOK) 466 lios->c_lflag |= LINUX_ECHOK; 467 if (bios->c_lflag & ECHONL) 468 lios->c_lflag |= LINUX_ECHONL; 469 if (bios->c_lflag & NOFLSH) 470 lios->c_lflag |= LINUX_NOFLSH; 471 if (bios->c_lflag & TOSTOP) 472 lios->c_lflag |= LINUX_TOSTOP; 473 if (bios->c_lflag & ECHOCTL) 474 lios->c_lflag |= LINUX_ECHOCTL; 475 if (bios->c_lflag & ECHOPRT) 476 lios->c_lflag |= LINUX_ECHOPRT; 477 if (bios->c_lflag & ECHOKE) 478 lios->c_lflag |= LINUX_ECHOKE; 479 if (bios->c_lflag & FLUSHO) 480 lios->c_lflag |= LINUX_FLUSHO; 481 if (bios->c_lflag & PENDIN) 482 lios->c_lflag |= LINUX_PENDIN; 483 if (bios->c_lflag & IEXTEN) 484 lios->c_lflag |= LINUX_IEXTEN; 485 486 for (i=0; i<LINUX_NCCS; i++) 487 lios->c_cc[i] = LINUX_POSIX_VDISABLE; 488 lios->c_cc[LINUX_VINTR] = bios->c_cc[VINTR]; 489 lios->c_cc[LINUX_VQUIT] = bios->c_cc[VQUIT]; 490 lios->c_cc[LINUX_VERASE] = bios->c_cc[VERASE]; 491 lios->c_cc[LINUX_VKILL] = bios->c_cc[VKILL]; 492 lios->c_cc[LINUX_VEOF] = bios->c_cc[VEOF]; 493 lios->c_cc[LINUX_VEOL] = bios->c_cc[VEOL]; 494 lios->c_cc[LINUX_VMIN] = bios->c_cc[VMIN]; 495 lios->c_cc[LINUX_VTIME] = bios->c_cc[VTIME]; 496 lios->c_cc[LINUX_VEOL2] = bios->c_cc[VEOL2]; 497 lios->c_cc[LINUX_VSUSP] = bios->c_cc[VSUSP]; 498 lios->c_cc[LINUX_VSTART] = bios->c_cc[VSTART]; 499 lios->c_cc[LINUX_VSTOP] = bios->c_cc[VSTOP]; 500 lios->c_cc[LINUX_VREPRINT] = bios->c_cc[VREPRINT]; 501 lios->c_cc[LINUX_VDISCARD] = bios->c_cc[VDISCARD]; 502 lios->c_cc[LINUX_VWERASE] = bios->c_cc[VWERASE]; 503 lios->c_cc[LINUX_VLNEXT] = bios->c_cc[VLNEXT]; 504 505 for (i=0; i<LINUX_NCCS; i++) { 506 if (i != LINUX_VMIN && i != LINUX_VTIME && 507 lios->c_cc[i] == _POSIX_VDISABLE) 508 lios->c_cc[i] = LINUX_POSIX_VDISABLE; 509 } 510 lios->c_line = 0; 511 512 #ifdef DEBUG 513 if (ldebug(ioctl)) { 514 printf("LINUX: LINUX termios structure (output):\n"); 515 printf("i=%08x o=%08x c=%08x l=%08x line=%d\n", 516 lios->c_iflag, lios->c_oflag, lios->c_cflag, 517 lios->c_lflag, (int)lios->c_line); 518 printf("c_cc "); 519 for (i=0; i<LINUX_NCCS; i++) 520 printf("%02x ", lios->c_cc[i]); 521 printf("\n"); 522 } 523 #endif 524 } 525 526 static void 527 linux_to_bsd_termios(struct linux_termios *lios, struct termios *bios) 528 { 529 int i; 530 531 #ifdef DEBUG 532 if (ldebug(ioctl)) { 533 printf("LINUX: LINUX termios structure (input):\n"); 534 printf("i=%08x o=%08x c=%08x l=%08x line=%d\n", 535 lios->c_iflag, lios->c_oflag, lios->c_cflag, 536 lios->c_lflag, (int)lios->c_line); 537 printf("c_cc "); 538 for (i=0; i<LINUX_NCCS; i++) 539 printf("%02x ", lios->c_cc[i]); 540 printf("\n"); 541 } 542 #endif 543 544 bios->c_iflag = 0; 545 if (lios->c_iflag & LINUX_IGNBRK) 546 bios->c_iflag |= IGNBRK; 547 if (lios->c_iflag & LINUX_BRKINT) 548 bios->c_iflag |= BRKINT; 549 if (lios->c_iflag & LINUX_IGNPAR) 550 bios->c_iflag |= IGNPAR; 551 if (lios->c_iflag & LINUX_PARMRK) 552 bios->c_iflag |= PARMRK; 553 if (lios->c_iflag & LINUX_INPCK) 554 bios->c_iflag |= INPCK; 555 if (lios->c_iflag & LINUX_ISTRIP) 556 bios->c_iflag |= ISTRIP; 557 if (lios->c_iflag & LINUX_INLCR) 558 bios->c_iflag |= INLCR; 559 if (lios->c_iflag & LINUX_IGNCR) 560 bios->c_iflag |= IGNCR; 561 if (lios->c_iflag & LINUX_ICRNL) 562 bios->c_iflag |= ICRNL; 563 if (lios->c_iflag & LINUX_IXON) 564 bios->c_iflag |= IXON; 565 if (lios->c_iflag & LINUX_IXANY) 566 bios->c_iflag |= IXANY; 567 if (lios->c_iflag & LINUX_IXOFF) 568 bios->c_iflag |= IXOFF; 569 if (lios->c_iflag & LINUX_IMAXBEL) 570 bios->c_iflag |= IMAXBEL; 571 572 bios->c_oflag = 0; 573 if (lios->c_oflag & LINUX_OPOST) 574 bios->c_oflag |= OPOST; 575 if (lios->c_oflag & LINUX_ONLCR) 576 bios->c_oflag |= ONLCR; 577 if (lios->c_oflag & LINUX_XTABS) 578 bios->c_oflag |= TAB3; 579 580 bios->c_cflag = (lios->c_cflag & LINUX_CSIZE) << 4; 581 if (lios->c_cflag & LINUX_CSTOPB) 582 bios->c_cflag |= CSTOPB; 583 if (lios->c_cflag & LINUX_CREAD) 584 bios->c_cflag |= CREAD; 585 if (lios->c_cflag & LINUX_PARENB) 586 bios->c_cflag |= PARENB; 587 if (lios->c_cflag & LINUX_PARODD) 588 bios->c_cflag |= PARODD; 589 if (lios->c_cflag & LINUX_HUPCL) 590 bios->c_cflag |= HUPCL; 591 if (lios->c_cflag & LINUX_CLOCAL) 592 bios->c_cflag |= CLOCAL; 593 if (lios->c_cflag & LINUX_CRTSCTS) 594 bios->c_cflag |= CRTSCTS; 595 596 bios->c_lflag = 0; 597 if (lios->c_lflag & LINUX_ISIG) 598 bios->c_lflag |= ISIG; 599 if (lios->c_lflag & LINUX_ICANON) 600 bios->c_lflag |= ICANON; 601 if (lios->c_lflag & LINUX_ECHO) 602 bios->c_lflag |= ECHO; 603 if (lios->c_lflag & LINUX_ECHOE) 604 bios->c_lflag |= ECHOE; 605 if (lios->c_lflag & LINUX_ECHOK) 606 bios->c_lflag |= ECHOK; 607 if (lios->c_lflag & LINUX_ECHONL) 608 bios->c_lflag |= ECHONL; 609 if (lios->c_lflag & LINUX_NOFLSH) 610 bios->c_lflag |= NOFLSH; 611 if (lios->c_lflag & LINUX_TOSTOP) 612 bios->c_lflag |= TOSTOP; 613 if (lios->c_lflag & LINUX_ECHOCTL) 614 bios->c_lflag |= ECHOCTL; 615 if (lios->c_lflag & LINUX_ECHOPRT) 616 bios->c_lflag |= ECHOPRT; 617 if (lios->c_lflag & LINUX_ECHOKE) 618 bios->c_lflag |= ECHOKE; 619 if (lios->c_lflag & LINUX_FLUSHO) 620 bios->c_lflag |= FLUSHO; 621 if (lios->c_lflag & LINUX_PENDIN) 622 bios->c_lflag |= PENDIN; 623 if (lios->c_lflag & LINUX_IEXTEN) 624 bios->c_lflag |= IEXTEN; 625 626 for (i=0; i<NCCS; i++) 627 bios->c_cc[i] = _POSIX_VDISABLE; 628 bios->c_cc[VINTR] = lios->c_cc[LINUX_VINTR]; 629 bios->c_cc[VQUIT] = lios->c_cc[LINUX_VQUIT]; 630 bios->c_cc[VERASE] = lios->c_cc[LINUX_VERASE]; 631 bios->c_cc[VKILL] = lios->c_cc[LINUX_VKILL]; 632 bios->c_cc[VEOF] = lios->c_cc[LINUX_VEOF]; 633 bios->c_cc[VEOL] = lios->c_cc[LINUX_VEOL]; 634 bios->c_cc[VMIN] = lios->c_cc[LINUX_VMIN]; 635 bios->c_cc[VTIME] = lios->c_cc[LINUX_VTIME]; 636 bios->c_cc[VEOL2] = lios->c_cc[LINUX_VEOL2]; 637 bios->c_cc[VSUSP] = lios->c_cc[LINUX_VSUSP]; 638 bios->c_cc[VSTART] = lios->c_cc[LINUX_VSTART]; 639 bios->c_cc[VSTOP] = lios->c_cc[LINUX_VSTOP]; 640 bios->c_cc[VREPRINT] = lios->c_cc[LINUX_VREPRINT]; 641 bios->c_cc[VDISCARD] = lios->c_cc[LINUX_VDISCARD]; 642 bios->c_cc[VWERASE] = lios->c_cc[LINUX_VWERASE]; 643 bios->c_cc[VLNEXT] = lios->c_cc[LINUX_VLNEXT]; 644 645 for (i=0; i<NCCS; i++) { 646 if (i != VMIN && i != VTIME && 647 bios->c_cc[i] == LINUX_POSIX_VDISABLE) 648 bios->c_cc[i] = _POSIX_VDISABLE; 649 } 650 651 bios->c_ispeed = bios->c_ospeed = 652 linux_to_bsd_speed(lios->c_cflag & LINUX_CBAUD, sptab); 653 654 #ifdef DEBUG 655 if (ldebug(ioctl)) { 656 printf("LINUX: BSD termios structure (output):\n"); 657 printf("i=%08x o=%08x c=%08x l=%08x ispeed=%d ospeed=%d\n", 658 bios->c_iflag, bios->c_oflag, bios->c_cflag, bios->c_lflag, 659 bios->c_ispeed, bios->c_ospeed); 660 printf("c_cc "); 661 for (i=0; i<NCCS; i++) 662 printf("%02x ", bios->c_cc[i]); 663 printf("\n"); 664 } 665 #endif 666 } 667 668 static void 669 bsd_to_linux_termio(struct termios *bios, struct linux_termio *lio) 670 { 671 struct linux_termios lios; 672 673 bsd_to_linux_termios(bios, &lios); 674 lio->c_iflag = lios.c_iflag; 675 lio->c_oflag = lios.c_oflag; 676 lio->c_cflag = lios.c_cflag; 677 lio->c_lflag = lios.c_lflag; 678 lio->c_line = lios.c_line; 679 memcpy(lio->c_cc, lios.c_cc, LINUX_NCC); 680 } 681 682 static void 683 linux_to_bsd_termio(struct linux_termio *lio, struct termios *bios) 684 { 685 struct linux_termios lios; 686 int i; 687 688 lios.c_iflag = lio->c_iflag; 689 lios.c_oflag = lio->c_oflag; 690 lios.c_cflag = lio->c_cflag; 691 lios.c_lflag = lio->c_lflag; 692 for (i=LINUX_NCC; i<LINUX_NCCS; i++) 693 lios.c_cc[i] = LINUX_POSIX_VDISABLE; 694 memcpy(lios.c_cc, lio->c_cc, LINUX_NCC); 695 linux_to_bsd_termios(&lios, bios); 696 } 697 698 static int 699 linux_ioctl_termio(struct thread *td, struct linux_ioctl_args *args) 700 { 701 struct termios bios; 702 struct linux_termios lios; 703 struct linux_termio lio; 704 cap_rights_t rights; 705 struct file *fp; 706 int error; 707 708 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 709 if (error != 0) 710 return (error); 711 712 switch (args->cmd & 0xffff) { 713 714 case LINUX_TCGETS: 715 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred, 716 td); 717 if (error) 718 break; 719 bsd_to_linux_termios(&bios, &lios); 720 error = copyout(&lios, (void *)args->arg, sizeof(lios)); 721 break; 722 723 case LINUX_TCSETS: 724 error = copyin((void *)args->arg, &lios, sizeof(lios)); 725 if (error) 726 break; 727 linux_to_bsd_termios(&lios, &bios); 728 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred, 729 td)); 730 break; 731 732 case LINUX_TCSETSW: 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, TIOCSETAW, (caddr_t)&bios, td->td_ucred, 738 td)); 739 break; 740 741 case LINUX_TCSETSF: 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, TIOCSETAF, (caddr_t)&bios, td->td_ucred, 747 td)); 748 break; 749 750 case LINUX_TCGETA: 751 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred, 752 td); 753 if (error) 754 break; 755 bsd_to_linux_termio(&bios, &lio); 756 error = (copyout(&lio, (void *)args->arg, sizeof(lio))); 757 break; 758 759 case LINUX_TCSETA: 760 error = copyin((void *)args->arg, &lio, sizeof(lio)); 761 if (error) 762 break; 763 linux_to_bsd_termio(&lio, &bios); 764 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred, 765 td)); 766 break; 767 768 case LINUX_TCSETAW: 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, TIOCSETAW, (caddr_t)&bios, td->td_ucred, 774 td)); 775 break; 776 777 case LINUX_TCSETAF: 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, TIOCSETAF, (caddr_t)&bios, td->td_ucred, 783 td)); 784 break; 785 786 /* LINUX_TCSBRK */ 787 788 case LINUX_TCXONC: { 789 switch (args->arg) { 790 case LINUX_TCOOFF: 791 args->cmd = TIOCSTOP; 792 break; 793 case LINUX_TCOON: 794 args->cmd = TIOCSTART; 795 break; 796 case LINUX_TCIOFF: 797 case LINUX_TCION: { 798 int c; 799 struct write_args wr; 800 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, 801 td->td_ucred, td); 802 if (error) 803 break; 804 fdrop(fp, td); 805 c = (args->arg == LINUX_TCIOFF) ? VSTOP : VSTART; 806 c = bios.c_cc[c]; 807 if (c != _POSIX_VDISABLE) { 808 wr.fd = args->fd; 809 wr.buf = &c; 810 wr.nbyte = sizeof(c); 811 return (sys_write(td, &wr)); 812 } else 813 return (0); 814 } 815 default: 816 fdrop(fp, td); 817 return (EINVAL); 818 } 819 args->arg = 0; 820 error = (sys_ioctl(td, (struct ioctl_args *)args)); 821 break; 822 } 823 824 case LINUX_TCFLSH: { 825 int val; 826 switch (args->arg) { 827 case LINUX_TCIFLUSH: 828 val = FREAD; 829 break; 830 case LINUX_TCOFLUSH: 831 val = FWRITE; 832 break; 833 case LINUX_TCIOFLUSH: 834 val = FREAD | FWRITE; 835 break; 836 default: 837 fdrop(fp, td); 838 return (EINVAL); 839 } 840 error = (fo_ioctl(fp,TIOCFLUSH,(caddr_t)&val,td->td_ucred,td)); 841 break; 842 } 843 844 case LINUX_TIOCEXCL: 845 args->cmd = TIOCEXCL; 846 error = (sys_ioctl(td, (struct ioctl_args *)args)); 847 break; 848 849 case LINUX_TIOCNXCL: 850 args->cmd = TIOCNXCL; 851 error = (sys_ioctl(td, (struct ioctl_args *)args)); 852 break; 853 854 case LINUX_TIOCSCTTY: 855 args->cmd = TIOCSCTTY; 856 error = (sys_ioctl(td, (struct ioctl_args *)args)); 857 break; 858 859 case LINUX_TIOCGPGRP: 860 args->cmd = TIOCGPGRP; 861 error = (sys_ioctl(td, (struct ioctl_args *)args)); 862 break; 863 864 case LINUX_TIOCSPGRP: 865 args->cmd = TIOCSPGRP; 866 error = (sys_ioctl(td, (struct ioctl_args *)args)); 867 break; 868 869 /* LINUX_TIOCOUTQ */ 870 /* LINUX_TIOCSTI */ 871 872 case LINUX_TIOCGWINSZ: 873 args->cmd = TIOCGWINSZ; 874 error = (sys_ioctl(td, (struct ioctl_args *)args)); 875 break; 876 877 case LINUX_TIOCSWINSZ: 878 args->cmd = TIOCSWINSZ; 879 error = (sys_ioctl(td, (struct ioctl_args *)args)); 880 break; 881 882 case LINUX_TIOCMGET: 883 args->cmd = TIOCMGET; 884 error = (sys_ioctl(td, (struct ioctl_args *)args)); 885 break; 886 887 case LINUX_TIOCMBIS: 888 args->cmd = TIOCMBIS; 889 error = (sys_ioctl(td, (struct ioctl_args *)args)); 890 break; 891 892 case LINUX_TIOCMBIC: 893 args->cmd = TIOCMBIC; 894 error = (sys_ioctl(td, (struct ioctl_args *)args)); 895 break; 896 897 case LINUX_TIOCMSET: 898 args->cmd = TIOCMSET; 899 error = (sys_ioctl(td, (struct ioctl_args *)args)); 900 break; 901 902 /* TIOCGSOFTCAR */ 903 /* TIOCSSOFTCAR */ 904 905 case LINUX_FIONREAD: /* LINUX_TIOCINQ */ 906 args->cmd = FIONREAD; 907 error = (sys_ioctl(td, (struct ioctl_args *)args)); 908 break; 909 910 /* LINUX_TIOCLINUX */ 911 912 case LINUX_TIOCCONS: 913 args->cmd = TIOCCONS; 914 error = (sys_ioctl(td, (struct ioctl_args *)args)); 915 break; 916 917 case LINUX_TIOCGSERIAL: { 918 struct linux_serial_struct lss; 919 lss.type = LINUX_PORT_16550A; 920 lss.flags = 0; 921 lss.close_delay = 0; 922 error = copyout(&lss, (void *)args->arg, sizeof(lss)); 923 break; 924 } 925 926 case LINUX_TIOCSSERIAL: { 927 struct linux_serial_struct lss; 928 error = copyin((void *)args->arg, &lss, sizeof(lss)); 929 if (error) 930 break; 931 /* XXX - It really helps to have an implementation that 932 * does nothing. NOT! 933 */ 934 error = 0; 935 break; 936 } 937 938 case LINUX_TIOCPKT: 939 args->cmd = TIOCPKT; 940 error = (sys_ioctl(td, (struct ioctl_args *)args)); 941 break; 942 943 case LINUX_FIONBIO: 944 args->cmd = FIONBIO; 945 error = (sys_ioctl(td, (struct ioctl_args *)args)); 946 break; 947 948 case LINUX_TIOCNOTTY: 949 args->cmd = TIOCNOTTY; 950 error = (sys_ioctl(td, (struct ioctl_args *)args)); 951 break; 952 953 case LINUX_TIOCSETD: { 954 int line; 955 switch (args->arg) { 956 case LINUX_N_TTY: 957 line = TTYDISC; 958 break; 959 case LINUX_N_SLIP: 960 line = SLIPDISC; 961 break; 962 case LINUX_N_PPP: 963 line = PPPDISC; 964 break; 965 default: 966 fdrop(fp, td); 967 return (EINVAL); 968 } 969 error = (fo_ioctl(fp, TIOCSETD, (caddr_t)&line, td->td_ucred, 970 td)); 971 break; 972 } 973 974 case LINUX_TIOCGETD: { 975 int linux_line; 976 int bsd_line = TTYDISC; 977 error = fo_ioctl(fp, TIOCGETD, (caddr_t)&bsd_line, 978 td->td_ucred, td); 979 if (error) 980 return (error); 981 switch (bsd_line) { 982 case TTYDISC: 983 linux_line = LINUX_N_TTY; 984 break; 985 case SLIPDISC: 986 linux_line = LINUX_N_SLIP; 987 break; 988 case PPPDISC: 989 linux_line = LINUX_N_PPP; 990 break; 991 default: 992 fdrop(fp, td); 993 return (EINVAL); 994 } 995 error = (copyout(&linux_line, (void *)args->arg, sizeof(int))); 996 break; 997 } 998 999 /* LINUX_TCSBRKP */ 1000 /* LINUX_TIOCTTYGSTRUCT */ 1001 1002 case LINUX_FIONCLEX: 1003 args->cmd = FIONCLEX; 1004 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1005 break; 1006 1007 case LINUX_FIOCLEX: 1008 args->cmd = FIOCLEX; 1009 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1010 break; 1011 1012 case LINUX_FIOASYNC: 1013 args->cmd = FIOASYNC; 1014 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1015 break; 1016 1017 /* LINUX_TIOCSERCONFIG */ 1018 /* LINUX_TIOCSERGWILD */ 1019 /* LINUX_TIOCSERSWILD */ 1020 /* LINUX_TIOCGLCKTRMIOS */ 1021 /* LINUX_TIOCSLCKTRMIOS */ 1022 1023 case LINUX_TIOCSBRK: 1024 args->cmd = TIOCSBRK; 1025 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1026 break; 1027 1028 case LINUX_TIOCCBRK: 1029 args->cmd = TIOCCBRK; 1030 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1031 break; 1032 case LINUX_TIOCGPTN: { 1033 int nb; 1034 1035 error = fo_ioctl(fp, TIOCGPTN, (caddr_t)&nb, td->td_ucred, td); 1036 if (!error) 1037 error = copyout(&nb, (void *)args->arg, 1038 sizeof(int)); 1039 break; 1040 } 1041 case LINUX_TIOCSPTLCK: 1042 /* Our unlockpt() does nothing. */ 1043 error = 0; 1044 break; 1045 default: 1046 error = ENOIOCTL; 1047 break; 1048 } 1049 1050 fdrop(fp, td); 1051 return (error); 1052 } 1053 1054 /* 1055 * CDROM related ioctls 1056 */ 1057 1058 struct linux_cdrom_msf 1059 { 1060 u_char cdmsf_min0; 1061 u_char cdmsf_sec0; 1062 u_char cdmsf_frame0; 1063 u_char cdmsf_min1; 1064 u_char cdmsf_sec1; 1065 u_char cdmsf_frame1; 1066 }; 1067 1068 struct linux_cdrom_tochdr 1069 { 1070 u_char cdth_trk0; 1071 u_char cdth_trk1; 1072 }; 1073 1074 union linux_cdrom_addr 1075 { 1076 struct { 1077 u_char minute; 1078 u_char second; 1079 u_char frame; 1080 } msf; 1081 int lba; 1082 }; 1083 1084 struct linux_cdrom_tocentry 1085 { 1086 u_char cdte_track; 1087 u_char cdte_adr:4; 1088 u_char cdte_ctrl:4; 1089 u_char cdte_format; 1090 union linux_cdrom_addr cdte_addr; 1091 u_char cdte_datamode; 1092 }; 1093 1094 struct linux_cdrom_subchnl 1095 { 1096 u_char cdsc_format; 1097 u_char cdsc_audiostatus; 1098 u_char cdsc_adr:4; 1099 u_char cdsc_ctrl:4; 1100 u_char cdsc_trk; 1101 u_char cdsc_ind; 1102 union linux_cdrom_addr cdsc_absaddr; 1103 union linux_cdrom_addr cdsc_reladdr; 1104 }; 1105 1106 struct l_cdrom_read_audio { 1107 union linux_cdrom_addr addr; 1108 u_char addr_format; 1109 l_int nframes; 1110 u_char *buf; 1111 }; 1112 1113 struct l_dvd_layer { 1114 u_char book_version:4; 1115 u_char book_type:4; 1116 u_char min_rate:4; 1117 u_char disc_size:4; 1118 u_char layer_type:4; 1119 u_char track_path:1; 1120 u_char nlayers:2; 1121 u_char track_density:4; 1122 u_char linear_density:4; 1123 u_char bca:1; 1124 u_int32_t start_sector; 1125 u_int32_t end_sector; 1126 u_int32_t end_sector_l0; 1127 }; 1128 1129 struct l_dvd_physical { 1130 u_char type; 1131 u_char layer_num; 1132 struct l_dvd_layer layer[4]; 1133 }; 1134 1135 struct l_dvd_copyright { 1136 u_char type; 1137 u_char layer_num; 1138 u_char cpst; 1139 u_char rmi; 1140 }; 1141 1142 struct l_dvd_disckey { 1143 u_char type; 1144 l_uint agid:2; 1145 u_char value[2048]; 1146 }; 1147 1148 struct l_dvd_bca { 1149 u_char type; 1150 l_int len; 1151 u_char value[188]; 1152 }; 1153 1154 struct l_dvd_manufact { 1155 u_char type; 1156 u_char layer_num; 1157 l_int len; 1158 u_char value[2048]; 1159 }; 1160 1161 typedef union { 1162 u_char type; 1163 struct l_dvd_physical physical; 1164 struct l_dvd_copyright copyright; 1165 struct l_dvd_disckey disckey; 1166 struct l_dvd_bca bca; 1167 struct l_dvd_manufact manufact; 1168 } l_dvd_struct; 1169 1170 typedef u_char l_dvd_key[5]; 1171 typedef u_char l_dvd_challenge[10]; 1172 1173 struct l_dvd_lu_send_agid { 1174 u_char type; 1175 l_uint agid:2; 1176 }; 1177 1178 struct l_dvd_host_send_challenge { 1179 u_char type; 1180 l_uint agid:2; 1181 l_dvd_challenge chal; 1182 }; 1183 1184 struct l_dvd_send_key { 1185 u_char type; 1186 l_uint agid:2; 1187 l_dvd_key key; 1188 }; 1189 1190 struct l_dvd_lu_send_challenge { 1191 u_char type; 1192 l_uint agid:2; 1193 l_dvd_challenge chal; 1194 }; 1195 1196 struct l_dvd_lu_send_title_key { 1197 u_char type; 1198 l_uint agid:2; 1199 l_dvd_key title_key; 1200 l_int lba; 1201 l_uint cpm:1; 1202 l_uint cp_sec:1; 1203 l_uint cgms:2; 1204 }; 1205 1206 struct l_dvd_lu_send_asf { 1207 u_char type; 1208 l_uint agid:2; 1209 l_uint asf:1; 1210 }; 1211 1212 struct l_dvd_host_send_rpcstate { 1213 u_char type; 1214 u_char pdrc; 1215 }; 1216 1217 struct l_dvd_lu_send_rpcstate { 1218 u_char type:2; 1219 u_char vra:3; 1220 u_char ucca:3; 1221 u_char region_mask; 1222 u_char rpc_scheme; 1223 }; 1224 1225 typedef union { 1226 u_char type; 1227 struct l_dvd_lu_send_agid lsa; 1228 struct l_dvd_host_send_challenge hsc; 1229 struct l_dvd_send_key lsk; 1230 struct l_dvd_lu_send_challenge lsc; 1231 struct l_dvd_send_key hsk; 1232 struct l_dvd_lu_send_title_key lstk; 1233 struct l_dvd_lu_send_asf lsasf; 1234 struct l_dvd_host_send_rpcstate hrpcs; 1235 struct l_dvd_lu_send_rpcstate lrpcs; 1236 } l_dvd_authinfo; 1237 1238 static void 1239 bsd_to_linux_msf_lba(u_char af, union msf_lba *bp, union linux_cdrom_addr *lp) 1240 { 1241 if (af == CD_LBA_FORMAT) 1242 lp->lba = bp->lba; 1243 else { 1244 lp->msf.minute = bp->msf.minute; 1245 lp->msf.second = bp->msf.second; 1246 lp->msf.frame = bp->msf.frame; 1247 } 1248 } 1249 1250 static void 1251 set_linux_cdrom_addr(union linux_cdrom_addr *addr, int format, int lba) 1252 { 1253 if (format == LINUX_CDROM_MSF) { 1254 addr->msf.frame = lba % 75; 1255 lba /= 75; 1256 lba += 2; 1257 addr->msf.second = lba % 60; 1258 addr->msf.minute = lba / 60; 1259 } else 1260 addr->lba = lba; 1261 } 1262 1263 static int 1264 linux_to_bsd_dvd_struct(l_dvd_struct *lp, struct dvd_struct *bp) 1265 { 1266 bp->format = lp->type; 1267 switch (bp->format) { 1268 case DVD_STRUCT_PHYSICAL: 1269 if (bp->layer_num >= 4) 1270 return (EINVAL); 1271 bp->layer_num = lp->physical.layer_num; 1272 break; 1273 case DVD_STRUCT_COPYRIGHT: 1274 bp->layer_num = lp->copyright.layer_num; 1275 break; 1276 case DVD_STRUCT_DISCKEY: 1277 bp->agid = lp->disckey.agid; 1278 break; 1279 case DVD_STRUCT_BCA: 1280 case DVD_STRUCT_MANUFACT: 1281 break; 1282 default: 1283 return (EINVAL); 1284 } 1285 return (0); 1286 } 1287 1288 static int 1289 bsd_to_linux_dvd_struct(struct dvd_struct *bp, l_dvd_struct *lp) 1290 { 1291 switch (bp->format) { 1292 case DVD_STRUCT_PHYSICAL: { 1293 struct dvd_layer *blp = (struct dvd_layer *)bp->data; 1294 struct l_dvd_layer *llp = &lp->physical.layer[bp->layer_num]; 1295 memset(llp, 0, sizeof(*llp)); 1296 llp->book_version = blp->book_version; 1297 llp->book_type = blp->book_type; 1298 llp->min_rate = blp->max_rate; 1299 llp->disc_size = blp->disc_size; 1300 llp->layer_type = blp->layer_type; 1301 llp->track_path = blp->track_path; 1302 llp->nlayers = blp->nlayers; 1303 llp->track_density = blp->track_density; 1304 llp->linear_density = blp->linear_density; 1305 llp->bca = blp->bca; 1306 llp->start_sector = blp->start_sector; 1307 llp->end_sector = blp->end_sector; 1308 llp->end_sector_l0 = blp->end_sector_l0; 1309 break; 1310 } 1311 case DVD_STRUCT_COPYRIGHT: 1312 lp->copyright.cpst = bp->cpst; 1313 lp->copyright.rmi = bp->rmi; 1314 break; 1315 case DVD_STRUCT_DISCKEY: 1316 memcpy(lp->disckey.value, bp->data, sizeof(lp->disckey.value)); 1317 break; 1318 case DVD_STRUCT_BCA: 1319 lp->bca.len = bp->length; 1320 memcpy(lp->bca.value, bp->data, sizeof(lp->bca.value)); 1321 break; 1322 case DVD_STRUCT_MANUFACT: 1323 lp->manufact.len = bp->length; 1324 memcpy(lp->manufact.value, bp->data, 1325 sizeof(lp->manufact.value)); 1326 /* lp->manufact.layer_num is unused in linux (redhat 7.0) */ 1327 break; 1328 default: 1329 return (EINVAL); 1330 } 1331 return (0); 1332 } 1333 1334 static int 1335 linux_to_bsd_dvd_authinfo(l_dvd_authinfo *lp, int *bcode, 1336 struct dvd_authinfo *bp) 1337 { 1338 switch (lp->type) { 1339 case LINUX_DVD_LU_SEND_AGID: 1340 *bcode = DVDIOCREPORTKEY; 1341 bp->format = DVD_REPORT_AGID; 1342 bp->agid = lp->lsa.agid; 1343 break; 1344 case LINUX_DVD_HOST_SEND_CHALLENGE: 1345 *bcode = DVDIOCSENDKEY; 1346 bp->format = DVD_SEND_CHALLENGE; 1347 bp->agid = lp->hsc.agid; 1348 memcpy(bp->keychal, lp->hsc.chal, 10); 1349 break; 1350 case LINUX_DVD_LU_SEND_KEY1: 1351 *bcode = DVDIOCREPORTKEY; 1352 bp->format = DVD_REPORT_KEY1; 1353 bp->agid = lp->lsk.agid; 1354 break; 1355 case LINUX_DVD_LU_SEND_CHALLENGE: 1356 *bcode = DVDIOCREPORTKEY; 1357 bp->format = DVD_REPORT_CHALLENGE; 1358 bp->agid = lp->lsc.agid; 1359 break; 1360 case LINUX_DVD_HOST_SEND_KEY2: 1361 *bcode = DVDIOCSENDKEY; 1362 bp->format = DVD_SEND_KEY2; 1363 bp->agid = lp->hsk.agid; 1364 memcpy(bp->keychal, lp->hsk.key, 5); 1365 break; 1366 case LINUX_DVD_LU_SEND_TITLE_KEY: 1367 *bcode = DVDIOCREPORTKEY; 1368 bp->format = DVD_REPORT_TITLE_KEY; 1369 bp->agid = lp->lstk.agid; 1370 bp->lba = lp->lstk.lba; 1371 break; 1372 case LINUX_DVD_LU_SEND_ASF: 1373 *bcode = DVDIOCREPORTKEY; 1374 bp->format = DVD_REPORT_ASF; 1375 bp->agid = lp->lsasf.agid; 1376 break; 1377 case LINUX_DVD_INVALIDATE_AGID: 1378 *bcode = DVDIOCREPORTKEY; 1379 bp->format = DVD_INVALIDATE_AGID; 1380 bp->agid = lp->lsa.agid; 1381 break; 1382 case LINUX_DVD_LU_SEND_RPC_STATE: 1383 *bcode = DVDIOCREPORTKEY; 1384 bp->format = DVD_REPORT_RPC; 1385 break; 1386 case LINUX_DVD_HOST_SEND_RPC_STATE: 1387 *bcode = DVDIOCSENDKEY; 1388 bp->format = DVD_SEND_RPC; 1389 bp->region = lp->hrpcs.pdrc; 1390 break; 1391 default: 1392 return (EINVAL); 1393 } 1394 return (0); 1395 } 1396 1397 static int 1398 bsd_to_linux_dvd_authinfo(struct dvd_authinfo *bp, l_dvd_authinfo *lp) 1399 { 1400 switch (lp->type) { 1401 case LINUX_DVD_LU_SEND_AGID: 1402 lp->lsa.agid = bp->agid; 1403 break; 1404 case LINUX_DVD_HOST_SEND_CHALLENGE: 1405 lp->type = LINUX_DVD_LU_SEND_KEY1; 1406 break; 1407 case LINUX_DVD_LU_SEND_KEY1: 1408 memcpy(lp->lsk.key, bp->keychal, sizeof(lp->lsk.key)); 1409 break; 1410 case LINUX_DVD_LU_SEND_CHALLENGE: 1411 memcpy(lp->lsc.chal, bp->keychal, sizeof(lp->lsc.chal)); 1412 break; 1413 case LINUX_DVD_HOST_SEND_KEY2: 1414 lp->type = LINUX_DVD_AUTH_ESTABLISHED; 1415 break; 1416 case LINUX_DVD_LU_SEND_TITLE_KEY: 1417 memcpy(lp->lstk.title_key, bp->keychal, 1418 sizeof(lp->lstk.title_key)); 1419 lp->lstk.cpm = bp->cpm; 1420 lp->lstk.cp_sec = bp->cp_sec; 1421 lp->lstk.cgms = bp->cgms; 1422 break; 1423 case LINUX_DVD_LU_SEND_ASF: 1424 lp->lsasf.asf = bp->asf; 1425 break; 1426 case LINUX_DVD_INVALIDATE_AGID: 1427 break; 1428 case LINUX_DVD_LU_SEND_RPC_STATE: 1429 lp->lrpcs.type = bp->reg_type; 1430 lp->lrpcs.vra = bp->vend_rsts; 1431 lp->lrpcs.ucca = bp->user_rsts; 1432 lp->lrpcs.region_mask = bp->region; 1433 lp->lrpcs.rpc_scheme = bp->rpc_scheme; 1434 break; 1435 case LINUX_DVD_HOST_SEND_RPC_STATE: 1436 break; 1437 default: 1438 return (EINVAL); 1439 } 1440 return (0); 1441 } 1442 1443 static int 1444 linux_ioctl_cdrom(struct thread *td, struct linux_ioctl_args *args) 1445 { 1446 cap_rights_t rights; 1447 struct file *fp; 1448 int error; 1449 1450 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 1451 if (error != 0) 1452 return (error); 1453 switch (args->cmd & 0xffff) { 1454 1455 case LINUX_CDROMPAUSE: 1456 args->cmd = CDIOCPAUSE; 1457 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1458 break; 1459 1460 case LINUX_CDROMRESUME: 1461 args->cmd = CDIOCRESUME; 1462 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1463 break; 1464 1465 case LINUX_CDROMPLAYMSF: 1466 args->cmd = CDIOCPLAYMSF; 1467 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1468 break; 1469 1470 case LINUX_CDROMPLAYTRKIND: 1471 args->cmd = CDIOCPLAYTRACKS; 1472 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1473 break; 1474 1475 case LINUX_CDROMREADTOCHDR: { 1476 struct ioc_toc_header th; 1477 struct linux_cdrom_tochdr lth; 1478 error = fo_ioctl(fp, CDIOREADTOCHEADER, (caddr_t)&th, 1479 td->td_ucred, td); 1480 if (!error) { 1481 lth.cdth_trk0 = th.starting_track; 1482 lth.cdth_trk1 = th.ending_track; 1483 copyout(<h, (void *)args->arg, sizeof(lth)); 1484 } 1485 break; 1486 } 1487 1488 case LINUX_CDROMREADTOCENTRY: { 1489 struct linux_cdrom_tocentry lte; 1490 struct ioc_read_toc_single_entry irtse; 1491 1492 error = copyin((void *)args->arg, <e, sizeof(lte)); 1493 if (error) 1494 break; 1495 irtse.address_format = lte.cdte_format; 1496 irtse.track = lte.cdte_track; 1497 error = fo_ioctl(fp, CDIOREADTOCENTRY, (caddr_t)&irtse, 1498 td->td_ucred, td); 1499 if (!error) { 1500 lte.cdte_ctrl = irtse.entry.control; 1501 lte.cdte_adr = irtse.entry.addr_type; 1502 bsd_to_linux_msf_lba(irtse.address_format, 1503 &irtse.entry.addr, <e.cdte_addr); 1504 error = copyout(<e, (void *)args->arg, sizeof(lte)); 1505 } 1506 break; 1507 } 1508 1509 case LINUX_CDROMSTOP: 1510 args->cmd = CDIOCSTOP; 1511 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1512 break; 1513 1514 case LINUX_CDROMSTART: 1515 args->cmd = CDIOCSTART; 1516 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1517 break; 1518 1519 case LINUX_CDROMEJECT: 1520 args->cmd = CDIOCEJECT; 1521 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1522 break; 1523 1524 /* LINUX_CDROMVOLCTRL */ 1525 1526 case LINUX_CDROMSUBCHNL: { 1527 struct linux_cdrom_subchnl sc; 1528 struct ioc_read_subchannel bsdsc; 1529 struct cd_sub_channel_info bsdinfo; 1530 1531 bsdsc.address_format = CD_LBA_FORMAT; 1532 bsdsc.data_format = CD_CURRENT_POSITION; 1533 bsdsc.track = 0; 1534 bsdsc.data_len = sizeof(bsdinfo); 1535 bsdsc.data = &bsdinfo; 1536 error = fo_ioctl(fp, CDIOCREADSUBCHANNEL_SYSSPACE, 1537 (caddr_t)&bsdsc, td->td_ucred, td); 1538 if (error) 1539 break; 1540 error = copyin((void *)args->arg, &sc, sizeof(sc)); 1541 if (error) 1542 break; 1543 sc.cdsc_audiostatus = bsdinfo.header.audio_status; 1544 sc.cdsc_adr = bsdinfo.what.position.addr_type; 1545 sc.cdsc_ctrl = bsdinfo.what.position.control; 1546 sc.cdsc_trk = bsdinfo.what.position.track_number; 1547 sc.cdsc_ind = bsdinfo.what.position.index_number; 1548 set_linux_cdrom_addr(&sc.cdsc_absaddr, sc.cdsc_format, 1549 bsdinfo.what.position.absaddr.lba); 1550 set_linux_cdrom_addr(&sc.cdsc_reladdr, sc.cdsc_format, 1551 bsdinfo.what.position.reladdr.lba); 1552 error = copyout(&sc, (void *)args->arg, sizeof(sc)); 1553 break; 1554 } 1555 1556 /* LINUX_CDROMREADMODE2 */ 1557 /* LINUX_CDROMREADMODE1 */ 1558 /* LINUX_CDROMREADAUDIO */ 1559 /* LINUX_CDROMEJECT_SW */ 1560 /* LINUX_CDROMMULTISESSION */ 1561 /* LINUX_CDROM_GET_UPC */ 1562 1563 case LINUX_CDROMRESET: 1564 args->cmd = CDIOCRESET; 1565 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1566 break; 1567 1568 /* LINUX_CDROMVOLREAD */ 1569 /* LINUX_CDROMREADRAW */ 1570 /* LINUX_CDROMREADCOOKED */ 1571 /* LINUX_CDROMSEEK */ 1572 /* LINUX_CDROMPLAYBLK */ 1573 /* LINUX_CDROMREADALL */ 1574 /* LINUX_CDROMCLOSETRAY */ 1575 /* LINUX_CDROMLOADFROMSLOT */ 1576 /* LINUX_CDROMGETSPINDOWN */ 1577 /* LINUX_CDROMSETSPINDOWN */ 1578 /* LINUX_CDROM_SET_OPTIONS */ 1579 /* LINUX_CDROM_CLEAR_OPTIONS */ 1580 /* LINUX_CDROM_SELECT_SPEED */ 1581 /* LINUX_CDROM_SELECT_DISC */ 1582 /* LINUX_CDROM_MEDIA_CHANGED */ 1583 /* LINUX_CDROM_DRIVE_STATUS */ 1584 /* LINUX_CDROM_DISC_STATUS */ 1585 /* LINUX_CDROM_CHANGER_NSLOTS */ 1586 /* LINUX_CDROM_LOCKDOOR */ 1587 /* LINUX_CDROM_DEBUG */ 1588 /* LINUX_CDROM_GET_CAPABILITY */ 1589 /* LINUX_CDROMAUDIOBUFSIZ */ 1590 1591 case LINUX_DVD_READ_STRUCT: { 1592 l_dvd_struct *lds; 1593 struct dvd_struct *bds; 1594 1595 lds = malloc(sizeof(*lds), M_LINUX, M_WAITOK); 1596 bds = malloc(sizeof(*bds), M_LINUX, M_WAITOK); 1597 error = copyin((void *)args->arg, lds, sizeof(*lds)); 1598 if (error) 1599 goto out; 1600 error = linux_to_bsd_dvd_struct(lds, bds); 1601 if (error) 1602 goto out; 1603 error = fo_ioctl(fp, DVDIOCREADSTRUCTURE, (caddr_t)bds, 1604 td->td_ucred, td); 1605 if (error) 1606 goto out; 1607 error = bsd_to_linux_dvd_struct(bds, lds); 1608 if (error) 1609 goto out; 1610 error = copyout(lds, (void *)args->arg, sizeof(*lds)); 1611 out: 1612 free(bds, M_LINUX); 1613 free(lds, M_LINUX); 1614 break; 1615 } 1616 1617 /* LINUX_DVD_WRITE_STRUCT */ 1618 1619 case LINUX_DVD_AUTH: { 1620 l_dvd_authinfo lda; 1621 struct dvd_authinfo bda; 1622 int bcode; 1623 1624 error = copyin((void *)args->arg, &lda, sizeof(lda)); 1625 if (error) 1626 break; 1627 error = linux_to_bsd_dvd_authinfo(&lda, &bcode, &bda); 1628 if (error) 1629 break; 1630 error = fo_ioctl(fp, bcode, (caddr_t)&bda, td->td_ucred, 1631 td); 1632 if (error) { 1633 if (lda.type == LINUX_DVD_HOST_SEND_KEY2) { 1634 lda.type = LINUX_DVD_AUTH_FAILURE; 1635 copyout(&lda, (void *)args->arg, sizeof(lda)); 1636 } 1637 break; 1638 } 1639 error = bsd_to_linux_dvd_authinfo(&bda, &lda); 1640 if (error) 1641 break; 1642 error = copyout(&lda, (void *)args->arg, sizeof(lda)); 1643 break; 1644 } 1645 1646 case LINUX_SCSI_GET_BUS_NUMBER: 1647 { 1648 struct sg_scsi_id id; 1649 1650 error = fo_ioctl(fp, SG_GET_SCSI_ID, (caddr_t)&id, 1651 td->td_ucred, td); 1652 if (error) 1653 break; 1654 error = copyout(&id.channel, (void *)args->arg, sizeof(int)); 1655 break; 1656 } 1657 1658 case LINUX_SCSI_GET_IDLUN: 1659 { 1660 struct sg_scsi_id id; 1661 struct scsi_idlun idl; 1662 1663 error = fo_ioctl(fp, SG_GET_SCSI_ID, (caddr_t)&id, 1664 td->td_ucred, td); 1665 if (error) 1666 break; 1667 idl.dev_id = (id.scsi_id & 0xff) + ((id.lun & 0xff) << 8) + 1668 ((id.channel & 0xff) << 16) + ((id.host_no & 0xff) << 24); 1669 idl.host_unique_id = id.host_no; 1670 error = copyout(&idl, (void *)args->arg, sizeof(idl)); 1671 break; 1672 } 1673 1674 /* LINUX_CDROM_SEND_PACKET */ 1675 /* LINUX_CDROM_NEXT_WRITABLE */ 1676 /* LINUX_CDROM_LAST_WRITTEN */ 1677 1678 default: 1679 error = ENOIOCTL; 1680 break; 1681 } 1682 1683 fdrop(fp, td); 1684 return (error); 1685 } 1686 1687 static int 1688 linux_ioctl_vfat(struct thread *td, struct linux_ioctl_args *args) 1689 { 1690 1691 return (ENOTTY); 1692 } 1693 1694 /* 1695 * Sound related ioctls 1696 */ 1697 1698 struct linux_old_mixer_info { 1699 char id[16]; 1700 char name[32]; 1701 }; 1702 1703 static u_int32_t dirbits[4] = { IOC_VOID, IOC_IN, IOC_OUT, IOC_INOUT }; 1704 1705 #define SETDIR(c) (((c) & ~IOC_DIRMASK) | dirbits[args->cmd >> 30]) 1706 1707 static int 1708 linux_ioctl_sound(struct thread *td, struct linux_ioctl_args *args) 1709 { 1710 1711 switch (args->cmd & 0xffff) { 1712 1713 case LINUX_SOUND_MIXER_WRITE_VOLUME: 1714 args->cmd = SETDIR(SOUND_MIXER_WRITE_VOLUME); 1715 return (sys_ioctl(td, (struct ioctl_args *)args)); 1716 1717 case LINUX_SOUND_MIXER_WRITE_BASS: 1718 args->cmd = SETDIR(SOUND_MIXER_WRITE_BASS); 1719 return (sys_ioctl(td, (struct ioctl_args *)args)); 1720 1721 case LINUX_SOUND_MIXER_WRITE_TREBLE: 1722 args->cmd = SETDIR(SOUND_MIXER_WRITE_TREBLE); 1723 return (sys_ioctl(td, (struct ioctl_args *)args)); 1724 1725 case LINUX_SOUND_MIXER_WRITE_SYNTH: 1726 args->cmd = SETDIR(SOUND_MIXER_WRITE_SYNTH); 1727 return (sys_ioctl(td, (struct ioctl_args *)args)); 1728 1729 case LINUX_SOUND_MIXER_WRITE_PCM: 1730 args->cmd = SETDIR(SOUND_MIXER_WRITE_PCM); 1731 return (sys_ioctl(td, (struct ioctl_args *)args)); 1732 1733 case LINUX_SOUND_MIXER_WRITE_SPEAKER: 1734 args->cmd = SETDIR(SOUND_MIXER_WRITE_SPEAKER); 1735 return (sys_ioctl(td, (struct ioctl_args *)args)); 1736 1737 case LINUX_SOUND_MIXER_WRITE_LINE: 1738 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE); 1739 return (sys_ioctl(td, (struct ioctl_args *)args)); 1740 1741 case LINUX_SOUND_MIXER_WRITE_MIC: 1742 args->cmd = SETDIR(SOUND_MIXER_WRITE_MIC); 1743 return (sys_ioctl(td, (struct ioctl_args *)args)); 1744 1745 case LINUX_SOUND_MIXER_WRITE_CD: 1746 args->cmd = SETDIR(SOUND_MIXER_WRITE_CD); 1747 return (sys_ioctl(td, (struct ioctl_args *)args)); 1748 1749 case LINUX_SOUND_MIXER_WRITE_IMIX: 1750 args->cmd = SETDIR(SOUND_MIXER_WRITE_IMIX); 1751 return (sys_ioctl(td, (struct ioctl_args *)args)); 1752 1753 case LINUX_SOUND_MIXER_WRITE_ALTPCM: 1754 args->cmd = SETDIR(SOUND_MIXER_WRITE_ALTPCM); 1755 return (sys_ioctl(td, (struct ioctl_args *)args)); 1756 1757 case LINUX_SOUND_MIXER_WRITE_RECLEV: 1758 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECLEV); 1759 return (sys_ioctl(td, (struct ioctl_args *)args)); 1760 1761 case LINUX_SOUND_MIXER_WRITE_IGAIN: 1762 args->cmd = SETDIR(SOUND_MIXER_WRITE_IGAIN); 1763 return (sys_ioctl(td, (struct ioctl_args *)args)); 1764 1765 case LINUX_SOUND_MIXER_WRITE_OGAIN: 1766 args->cmd = SETDIR(SOUND_MIXER_WRITE_OGAIN); 1767 return (sys_ioctl(td, (struct ioctl_args *)args)); 1768 1769 case LINUX_SOUND_MIXER_WRITE_LINE1: 1770 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE1); 1771 return (sys_ioctl(td, (struct ioctl_args *)args)); 1772 1773 case LINUX_SOUND_MIXER_WRITE_LINE2: 1774 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE2); 1775 return (sys_ioctl(td, (struct ioctl_args *)args)); 1776 1777 case LINUX_SOUND_MIXER_WRITE_LINE3: 1778 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE3); 1779 return (sys_ioctl(td, (struct ioctl_args *)args)); 1780 1781 case LINUX_SOUND_MIXER_INFO: { 1782 /* Key on encoded length */ 1783 switch ((args->cmd >> 16) & 0x1fff) { 1784 case 0x005c: { /* SOUND_MIXER_INFO */ 1785 args->cmd = SOUND_MIXER_INFO; 1786 return (sys_ioctl(td, (struct ioctl_args *)args)); 1787 } 1788 case 0x0030: { /* SOUND_OLD_MIXER_INFO */ 1789 struct linux_old_mixer_info info; 1790 bzero(&info, sizeof(info)); 1791 strncpy(info.id, "OSS", sizeof(info.id) - 1); 1792 strncpy(info.name, "FreeBSD OSS Mixer", sizeof(info.name) - 1); 1793 copyout(&info, (void *)args->arg, sizeof(info)); 1794 return (0); 1795 } 1796 default: 1797 return (ENOIOCTL); 1798 } 1799 break; 1800 } 1801 1802 case LINUX_OSS_GETVERSION: { 1803 int version = linux_get_oss_version(td); 1804 return (copyout(&version, (void *)args->arg, sizeof(int))); 1805 } 1806 1807 case LINUX_SOUND_MIXER_READ_STEREODEVS: 1808 args->cmd = SOUND_MIXER_READ_STEREODEVS; 1809 return (sys_ioctl(td, (struct ioctl_args *)args)); 1810 1811 case LINUX_SOUND_MIXER_READ_CAPS: 1812 args->cmd = SOUND_MIXER_READ_CAPS; 1813 return (sys_ioctl(td, (struct ioctl_args *)args)); 1814 1815 case LINUX_SOUND_MIXER_READ_RECMASK: 1816 args->cmd = SOUND_MIXER_READ_RECMASK; 1817 return (sys_ioctl(td, (struct ioctl_args *)args)); 1818 1819 case LINUX_SOUND_MIXER_READ_DEVMASK: 1820 args->cmd = SOUND_MIXER_READ_DEVMASK; 1821 return (sys_ioctl(td, (struct ioctl_args *)args)); 1822 1823 case LINUX_SOUND_MIXER_WRITE_RECSRC: 1824 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECSRC); 1825 return (sys_ioctl(td, (struct ioctl_args *)args)); 1826 1827 case LINUX_SNDCTL_DSP_RESET: 1828 args->cmd = SNDCTL_DSP_RESET; 1829 return (sys_ioctl(td, (struct ioctl_args *)args)); 1830 1831 case LINUX_SNDCTL_DSP_SYNC: 1832 args->cmd = SNDCTL_DSP_SYNC; 1833 return (sys_ioctl(td, (struct ioctl_args *)args)); 1834 1835 case LINUX_SNDCTL_DSP_SPEED: 1836 args->cmd = SNDCTL_DSP_SPEED; 1837 return (sys_ioctl(td, (struct ioctl_args *)args)); 1838 1839 case LINUX_SNDCTL_DSP_STEREO: 1840 args->cmd = SNDCTL_DSP_STEREO; 1841 return (sys_ioctl(td, (struct ioctl_args *)args)); 1842 1843 case LINUX_SNDCTL_DSP_GETBLKSIZE: /* LINUX_SNDCTL_DSP_SETBLKSIZE */ 1844 args->cmd = SNDCTL_DSP_GETBLKSIZE; 1845 return (sys_ioctl(td, (struct ioctl_args *)args)); 1846 1847 case LINUX_SNDCTL_DSP_SETFMT: 1848 args->cmd = SNDCTL_DSP_SETFMT; 1849 return (sys_ioctl(td, (struct ioctl_args *)args)); 1850 1851 case LINUX_SOUND_PCM_WRITE_CHANNELS: 1852 args->cmd = SOUND_PCM_WRITE_CHANNELS; 1853 return (sys_ioctl(td, (struct ioctl_args *)args)); 1854 1855 case LINUX_SOUND_PCM_WRITE_FILTER: 1856 args->cmd = SOUND_PCM_WRITE_FILTER; 1857 return (sys_ioctl(td, (struct ioctl_args *)args)); 1858 1859 case LINUX_SNDCTL_DSP_POST: 1860 args->cmd = SNDCTL_DSP_POST; 1861 return (sys_ioctl(td, (struct ioctl_args *)args)); 1862 1863 case LINUX_SNDCTL_DSP_SUBDIVIDE: 1864 args->cmd = SNDCTL_DSP_SUBDIVIDE; 1865 return (sys_ioctl(td, (struct ioctl_args *)args)); 1866 1867 case LINUX_SNDCTL_DSP_SETFRAGMENT: 1868 args->cmd = SNDCTL_DSP_SETFRAGMENT; 1869 return (sys_ioctl(td, (struct ioctl_args *)args)); 1870 1871 case LINUX_SNDCTL_DSP_GETFMTS: 1872 args->cmd = SNDCTL_DSP_GETFMTS; 1873 return (sys_ioctl(td, (struct ioctl_args *)args)); 1874 1875 case LINUX_SNDCTL_DSP_GETOSPACE: 1876 args->cmd = SNDCTL_DSP_GETOSPACE; 1877 return (sys_ioctl(td, (struct ioctl_args *)args)); 1878 1879 case LINUX_SNDCTL_DSP_GETISPACE: 1880 args->cmd = SNDCTL_DSP_GETISPACE; 1881 return (sys_ioctl(td, (struct ioctl_args *)args)); 1882 1883 case LINUX_SNDCTL_DSP_NONBLOCK: 1884 args->cmd = SNDCTL_DSP_NONBLOCK; 1885 return (sys_ioctl(td, (struct ioctl_args *)args)); 1886 1887 case LINUX_SNDCTL_DSP_GETCAPS: 1888 args->cmd = SNDCTL_DSP_GETCAPS; 1889 return (sys_ioctl(td, (struct ioctl_args *)args)); 1890 1891 case LINUX_SNDCTL_DSP_SETTRIGGER: /* LINUX_SNDCTL_GETTRIGGER */ 1892 args->cmd = SNDCTL_DSP_SETTRIGGER; 1893 return (sys_ioctl(td, (struct ioctl_args *)args)); 1894 1895 case LINUX_SNDCTL_DSP_GETIPTR: 1896 args->cmd = SNDCTL_DSP_GETIPTR; 1897 return (sys_ioctl(td, (struct ioctl_args *)args)); 1898 1899 case LINUX_SNDCTL_DSP_GETOPTR: 1900 args->cmd = SNDCTL_DSP_GETOPTR; 1901 return (sys_ioctl(td, (struct ioctl_args *)args)); 1902 1903 case LINUX_SNDCTL_DSP_SETDUPLEX: 1904 args->cmd = SNDCTL_DSP_SETDUPLEX; 1905 return (sys_ioctl(td, (struct ioctl_args *)args)); 1906 1907 case LINUX_SNDCTL_DSP_GETODELAY: 1908 args->cmd = SNDCTL_DSP_GETODELAY; 1909 return (sys_ioctl(td, (struct ioctl_args *)args)); 1910 1911 case LINUX_SNDCTL_SEQ_RESET: 1912 args->cmd = SNDCTL_SEQ_RESET; 1913 return (sys_ioctl(td, (struct ioctl_args *)args)); 1914 1915 case LINUX_SNDCTL_SEQ_SYNC: 1916 args->cmd = SNDCTL_SEQ_SYNC; 1917 return (sys_ioctl(td, (struct ioctl_args *)args)); 1918 1919 case LINUX_SNDCTL_SYNTH_INFO: 1920 args->cmd = SNDCTL_SYNTH_INFO; 1921 return (sys_ioctl(td, (struct ioctl_args *)args)); 1922 1923 case LINUX_SNDCTL_SEQ_CTRLRATE: 1924 args->cmd = SNDCTL_SEQ_CTRLRATE; 1925 return (sys_ioctl(td, (struct ioctl_args *)args)); 1926 1927 case LINUX_SNDCTL_SEQ_GETOUTCOUNT: 1928 args->cmd = SNDCTL_SEQ_GETOUTCOUNT; 1929 return (sys_ioctl(td, (struct ioctl_args *)args)); 1930 1931 case LINUX_SNDCTL_SEQ_GETINCOUNT: 1932 args->cmd = SNDCTL_SEQ_GETINCOUNT; 1933 return (sys_ioctl(td, (struct ioctl_args *)args)); 1934 1935 case LINUX_SNDCTL_SEQ_PERCMODE: 1936 args->cmd = SNDCTL_SEQ_PERCMODE; 1937 return (sys_ioctl(td, (struct ioctl_args *)args)); 1938 1939 case LINUX_SNDCTL_FM_LOAD_INSTR: 1940 args->cmd = SNDCTL_FM_LOAD_INSTR; 1941 return (sys_ioctl(td, (struct ioctl_args *)args)); 1942 1943 case LINUX_SNDCTL_SEQ_TESTMIDI: 1944 args->cmd = SNDCTL_SEQ_TESTMIDI; 1945 return (sys_ioctl(td, (struct ioctl_args *)args)); 1946 1947 case LINUX_SNDCTL_SEQ_RESETSAMPLES: 1948 args->cmd = SNDCTL_SEQ_RESETSAMPLES; 1949 return (sys_ioctl(td, (struct ioctl_args *)args)); 1950 1951 case LINUX_SNDCTL_SEQ_NRSYNTHS: 1952 args->cmd = SNDCTL_SEQ_NRSYNTHS; 1953 return (sys_ioctl(td, (struct ioctl_args *)args)); 1954 1955 case LINUX_SNDCTL_SEQ_NRMIDIS: 1956 args->cmd = SNDCTL_SEQ_NRMIDIS; 1957 return (sys_ioctl(td, (struct ioctl_args *)args)); 1958 1959 case LINUX_SNDCTL_MIDI_INFO: 1960 args->cmd = SNDCTL_MIDI_INFO; 1961 return (sys_ioctl(td, (struct ioctl_args *)args)); 1962 1963 case LINUX_SNDCTL_SEQ_TRESHOLD: 1964 args->cmd = SNDCTL_SEQ_TRESHOLD; 1965 return (sys_ioctl(td, (struct ioctl_args *)args)); 1966 1967 case LINUX_SNDCTL_SYNTH_MEMAVL: 1968 args->cmd = SNDCTL_SYNTH_MEMAVL; 1969 return (sys_ioctl(td, (struct ioctl_args *)args)); 1970 1971 } 1972 1973 return (ENOIOCTL); 1974 } 1975 1976 /* 1977 * Console related ioctls 1978 */ 1979 1980 #define ISSIGVALID(sig) ((sig) > 0 && (sig) < NSIG) 1981 1982 static int 1983 linux_ioctl_console(struct thread *td, struct linux_ioctl_args *args) 1984 { 1985 cap_rights_t rights; 1986 struct file *fp; 1987 int error; 1988 1989 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 1990 if (error != 0) 1991 return (error); 1992 switch (args->cmd & 0xffff) { 1993 1994 case LINUX_KIOCSOUND: 1995 args->cmd = KIOCSOUND; 1996 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1997 break; 1998 1999 case LINUX_KDMKTONE: 2000 args->cmd = KDMKTONE; 2001 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2002 break; 2003 2004 case LINUX_KDGETLED: 2005 args->cmd = KDGETLED; 2006 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2007 break; 2008 2009 case LINUX_KDSETLED: 2010 args->cmd = KDSETLED; 2011 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2012 break; 2013 2014 case LINUX_KDSETMODE: 2015 args->cmd = KDSETMODE; 2016 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2017 break; 2018 2019 case LINUX_KDGETMODE: 2020 args->cmd = KDGETMODE; 2021 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2022 break; 2023 2024 case LINUX_KDGKBMODE: 2025 args->cmd = KDGKBMODE; 2026 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2027 break; 2028 2029 case LINUX_KDSKBMODE: { 2030 int kbdmode; 2031 switch (args->arg) { 2032 case LINUX_KBD_RAW: 2033 kbdmode = K_RAW; 2034 break; 2035 case LINUX_KBD_XLATE: 2036 kbdmode = K_XLATE; 2037 break; 2038 case LINUX_KBD_MEDIUMRAW: 2039 kbdmode = K_RAW; 2040 break; 2041 default: 2042 fdrop(fp, td); 2043 return (EINVAL); 2044 } 2045 error = (fo_ioctl(fp, KDSKBMODE, (caddr_t)&kbdmode, 2046 td->td_ucred, td)); 2047 break; 2048 } 2049 2050 case LINUX_VT_OPENQRY: 2051 args->cmd = VT_OPENQRY; 2052 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2053 break; 2054 2055 case LINUX_VT_GETMODE: 2056 args->cmd = VT_GETMODE; 2057 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2058 break; 2059 2060 case LINUX_VT_SETMODE: { 2061 struct vt_mode mode; 2062 if ((error = copyin((void *)args->arg, &mode, sizeof(mode)))) 2063 break; 2064 if (!ISSIGVALID(mode.frsig) && ISSIGVALID(mode.acqsig)) 2065 mode.frsig = mode.acqsig; 2066 if ((error = copyout(&mode, (void *)args->arg, sizeof(mode)))) 2067 break; 2068 args->cmd = VT_SETMODE; 2069 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2070 break; 2071 } 2072 2073 case LINUX_VT_GETSTATE: 2074 args->cmd = VT_GETACTIVE; 2075 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2076 break; 2077 2078 case LINUX_VT_RELDISP: 2079 args->cmd = VT_RELDISP; 2080 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2081 break; 2082 2083 case LINUX_VT_ACTIVATE: 2084 args->cmd = VT_ACTIVATE; 2085 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2086 break; 2087 2088 case LINUX_VT_WAITACTIVE: 2089 args->cmd = VT_WAITACTIVE; 2090 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2091 break; 2092 2093 default: 2094 error = ENOIOCTL; 2095 break; 2096 } 2097 2098 fdrop(fp, td); 2099 return (error); 2100 } 2101 2102 /* 2103 * Criteria for interface name translation 2104 */ 2105 #define IFP_IS_ETH(ifp) (ifp->if_type == IFT_ETHER) 2106 2107 /* 2108 * Translate a Linux interface name to a FreeBSD interface name, 2109 * and return the associated ifnet structure 2110 * bsdname and lxname need to be least IFNAMSIZ bytes long, but 2111 * can point to the same buffer. 2112 */ 2113 2114 static struct ifnet * 2115 ifname_linux_to_bsd(struct thread *td, const char *lxname, char *bsdname) 2116 { 2117 struct ifnet *ifp; 2118 int len, unit; 2119 char *ep; 2120 int is_eth, index; 2121 2122 for (len = 0; len < LINUX_IFNAMSIZ; ++len) 2123 if (!isalpha(lxname[len])) 2124 break; 2125 if (len == 0 || len == LINUX_IFNAMSIZ) 2126 return (NULL); 2127 unit = (int)strtoul(lxname + len, &ep, 10); 2128 if (ep == NULL || ep == lxname + len || ep >= lxname + LINUX_IFNAMSIZ) 2129 return (NULL); 2130 index = 0; 2131 is_eth = (len == 3 && !strncmp(lxname, "eth", len)) ? 1 : 0; 2132 CURVNET_SET(TD_TO_VNET(td)); 2133 IFNET_RLOCK(); 2134 TAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2135 /* 2136 * Allow Linux programs to use FreeBSD names. Don't presume 2137 * we never have an interface named "eth", so don't make 2138 * the test optional based on is_eth. 2139 */ 2140 if (strncmp(ifp->if_xname, lxname, LINUX_IFNAMSIZ) == 0) 2141 break; 2142 if (is_eth && IFP_IS_ETH(ifp) && unit == index++) 2143 break; 2144 } 2145 IFNET_RUNLOCK(); 2146 CURVNET_RESTORE(); 2147 if (ifp != NULL) 2148 strlcpy(bsdname, ifp->if_xname, IFNAMSIZ); 2149 return (ifp); 2150 } 2151 2152 /* 2153 * Implement the SIOCGIFCONF ioctl 2154 */ 2155 2156 static int 2157 linux_ifconf(struct thread *td, struct ifconf *uifc) 2158 { 2159 #ifdef COMPAT_LINUX32 2160 struct l_ifconf ifc; 2161 #else 2162 struct ifconf ifc; 2163 #endif 2164 struct l_ifreq ifr; 2165 struct ifnet *ifp; 2166 struct ifaddr *ifa; 2167 struct sbuf *sb; 2168 int error, ethno, full = 0, valid_len, max_len; 2169 2170 error = copyin(uifc, &ifc, sizeof(ifc)); 2171 if (error != 0) 2172 return (error); 2173 2174 max_len = MAXPHYS - 1; 2175 2176 CURVNET_SET(TD_TO_VNET(td)); 2177 /* handle the 'request buffer size' case */ 2178 if ((l_uintptr_t)ifc.ifc_buf == PTROUT(NULL)) { 2179 ifc.ifc_len = 0; 2180 IFNET_RLOCK(); 2181 TAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2182 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2183 struct sockaddr *sa = ifa->ifa_addr; 2184 if (sa->sa_family == AF_INET) 2185 ifc.ifc_len += sizeof(ifr); 2186 } 2187 } 2188 IFNET_RUNLOCK(); 2189 error = copyout(&ifc, uifc, sizeof(ifc)); 2190 CURVNET_RESTORE(); 2191 return (error); 2192 } 2193 2194 if (ifc.ifc_len <= 0) { 2195 CURVNET_RESTORE(); 2196 return (EINVAL); 2197 } 2198 2199 again: 2200 /* Keep track of eth interfaces */ 2201 ethno = 0; 2202 if (ifc.ifc_len <= max_len) { 2203 max_len = ifc.ifc_len; 2204 full = 1; 2205 } 2206 sb = sbuf_new(NULL, NULL, max_len + 1, SBUF_FIXEDLEN); 2207 max_len = 0; 2208 valid_len = 0; 2209 2210 /* Return all AF_INET addresses of all interfaces */ 2211 IFNET_RLOCK(); 2212 TAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2213 int addrs = 0; 2214 2215 bzero(&ifr, sizeof(ifr)); 2216 if (IFP_IS_ETH(ifp)) 2217 snprintf(ifr.ifr_name, LINUX_IFNAMSIZ, "eth%d", 2218 ethno++); 2219 else 2220 strlcpy(ifr.ifr_name, ifp->if_xname, LINUX_IFNAMSIZ); 2221 2222 /* Walk the address list */ 2223 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2224 struct sockaddr *sa = ifa->ifa_addr; 2225 2226 if (sa->sa_family == AF_INET) { 2227 ifr.ifr_addr.sa_family = LINUX_AF_INET; 2228 memcpy(ifr.ifr_addr.sa_data, sa->sa_data, 2229 sizeof(ifr.ifr_addr.sa_data)); 2230 sbuf_bcat(sb, &ifr, sizeof(ifr)); 2231 max_len += sizeof(ifr); 2232 addrs++; 2233 } 2234 2235 if (sbuf_error(sb) == 0) 2236 valid_len = sbuf_len(sb); 2237 } 2238 if (addrs == 0) { 2239 bzero((caddr_t)&ifr.ifr_addr, sizeof(ifr.ifr_addr)); 2240 sbuf_bcat(sb, &ifr, sizeof(ifr)); 2241 max_len += sizeof(ifr); 2242 2243 if (sbuf_error(sb) == 0) 2244 valid_len = sbuf_len(sb); 2245 } 2246 } 2247 IFNET_RUNLOCK(); 2248 2249 if (valid_len != max_len && !full) { 2250 sbuf_delete(sb); 2251 goto again; 2252 } 2253 2254 ifc.ifc_len = valid_len; 2255 sbuf_finish(sb); 2256 error = copyout(sbuf_data(sb), PTRIN(ifc.ifc_buf), ifc.ifc_len); 2257 if (error == 0) 2258 error = copyout(&ifc, uifc, sizeof(ifc)); 2259 sbuf_delete(sb); 2260 CURVNET_RESTORE(); 2261 2262 return (error); 2263 } 2264 2265 static int 2266 linux_gifflags(struct thread *td, struct ifnet *ifp, struct l_ifreq *ifr) 2267 { 2268 l_short flags; 2269 2270 flags = (ifp->if_flags | ifp->if_drv_flags) & 0xffff; 2271 /* these flags have no Linux equivalent */ 2272 flags &= ~(IFF_DRV_OACTIVE|IFF_SIMPLEX| 2273 IFF_LINK0|IFF_LINK1|IFF_LINK2); 2274 /* Linux' multicast flag is in a different bit */ 2275 if (flags & IFF_MULTICAST) { 2276 flags &= ~IFF_MULTICAST; 2277 flags |= 0x1000; 2278 } 2279 2280 return (copyout(&flags, &ifr->ifr_flags, sizeof(flags))); 2281 } 2282 2283 #define ARPHRD_ETHER 1 2284 #define ARPHRD_LOOPBACK 772 2285 2286 static int 2287 linux_gifhwaddr(struct ifnet *ifp, struct l_ifreq *ifr) 2288 { 2289 struct ifaddr *ifa; 2290 struct sockaddr_dl *sdl; 2291 struct l_sockaddr lsa; 2292 2293 if (ifp->if_type == IFT_LOOP) { 2294 bzero(&lsa, sizeof(lsa)); 2295 lsa.sa_family = ARPHRD_LOOPBACK; 2296 return (copyout(&lsa, &ifr->ifr_hwaddr, sizeof(lsa))); 2297 } 2298 2299 if (ifp->if_type != IFT_ETHER) 2300 return (ENOENT); 2301 2302 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2303 sdl = (struct sockaddr_dl*)ifa->ifa_addr; 2304 if (sdl != NULL && (sdl->sdl_family == AF_LINK) && 2305 (sdl->sdl_type == IFT_ETHER)) { 2306 bzero(&lsa, sizeof(lsa)); 2307 lsa.sa_family = ARPHRD_ETHER; 2308 bcopy(LLADDR(sdl), lsa.sa_data, LINUX_IFHWADDRLEN); 2309 return (copyout(&lsa, &ifr->ifr_hwaddr, sizeof(lsa))); 2310 } 2311 } 2312 2313 return (ENOENT); 2314 } 2315 2316 2317 /* 2318 * If we fault in bsd_to_linux_ifreq() then we will fault when we call 2319 * the native ioctl(). Thus, we don't really need to check the return 2320 * value of this function. 2321 */ 2322 static int 2323 bsd_to_linux_ifreq(struct ifreq *arg) 2324 { 2325 struct ifreq ifr; 2326 size_t ifr_len = sizeof(struct ifreq); 2327 int error; 2328 2329 if ((error = copyin(arg, &ifr, ifr_len))) 2330 return (error); 2331 2332 *(u_short *)&ifr.ifr_addr = ifr.ifr_addr.sa_family; 2333 2334 error = copyout(&ifr, arg, ifr_len); 2335 2336 return (error); 2337 } 2338 2339 /* 2340 * Socket related ioctls 2341 */ 2342 2343 static int 2344 linux_ioctl_socket(struct thread *td, struct linux_ioctl_args *args) 2345 { 2346 char lifname[LINUX_IFNAMSIZ], ifname[IFNAMSIZ]; 2347 cap_rights_t rights; 2348 struct ifnet *ifp; 2349 struct file *fp; 2350 int error, type; 2351 2352 ifp = NULL; 2353 error = 0; 2354 2355 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 2356 if (error != 0) 2357 return (error); 2358 type = fp->f_type; 2359 fdrop(fp, td); 2360 if (type != DTYPE_SOCKET) { 2361 /* not a socket - probably a tap / vmnet device */ 2362 switch (args->cmd) { 2363 case LINUX_SIOCGIFADDR: 2364 case LINUX_SIOCSIFADDR: 2365 case LINUX_SIOCGIFFLAGS: 2366 return (linux_ioctl_special(td, args)); 2367 default: 2368 return (ENOIOCTL); 2369 } 2370 } 2371 2372 switch (args->cmd & 0xffff) { 2373 2374 case LINUX_FIOGETOWN: 2375 case LINUX_FIOSETOWN: 2376 case LINUX_SIOCADDMULTI: 2377 case LINUX_SIOCATMARK: 2378 case LINUX_SIOCDELMULTI: 2379 case LINUX_SIOCGIFCONF: 2380 case LINUX_SIOCGPGRP: 2381 case LINUX_SIOCSPGRP: 2382 case LINUX_SIOCGIFCOUNT: 2383 /* these ioctls don't take an interface name */ 2384 #ifdef DEBUG 2385 printf("%s(): ioctl %d\n", __func__, 2386 args->cmd & 0xffff); 2387 #endif 2388 break; 2389 2390 case LINUX_SIOCGIFFLAGS: 2391 case LINUX_SIOCGIFADDR: 2392 case LINUX_SIOCSIFADDR: 2393 case LINUX_SIOCGIFDSTADDR: 2394 case LINUX_SIOCGIFBRDADDR: 2395 case LINUX_SIOCGIFNETMASK: 2396 case LINUX_SIOCSIFNETMASK: 2397 case LINUX_SIOCGIFMTU: 2398 case LINUX_SIOCSIFMTU: 2399 case LINUX_SIOCSIFNAME: 2400 case LINUX_SIOCGIFHWADDR: 2401 case LINUX_SIOCSIFHWADDR: 2402 case LINUX_SIOCDEVPRIVATE: 2403 case LINUX_SIOCDEVPRIVATE+1: 2404 case LINUX_SIOCGIFINDEX: 2405 /* copy in the interface name and translate it. */ 2406 error = copyin((void *)args->arg, lifname, LINUX_IFNAMSIZ); 2407 if (error != 0) 2408 return (error); 2409 #ifdef DEBUG 2410 printf("%s(): ioctl %d on %.*s\n", __func__, 2411 args->cmd & 0xffff, LINUX_IFNAMSIZ, lifname); 2412 #endif 2413 ifp = ifname_linux_to_bsd(td, lifname, ifname); 2414 if (ifp == NULL) 2415 return (EINVAL); 2416 /* 2417 * We need to copy it back out in case we pass the 2418 * request on to our native ioctl(), which will expect 2419 * the ifreq to be in user space and have the correct 2420 * interface name. 2421 */ 2422 error = copyout(ifname, (void *)args->arg, IFNAMSIZ); 2423 if (error != 0) 2424 return (error); 2425 #ifdef DEBUG 2426 printf("%s(): %s translated to %s\n", __func__, 2427 lifname, ifname); 2428 #endif 2429 break; 2430 2431 default: 2432 return (ENOIOCTL); 2433 } 2434 2435 switch (args->cmd & 0xffff) { 2436 2437 case LINUX_FIOSETOWN: 2438 args->cmd = FIOSETOWN; 2439 error = sys_ioctl(td, (struct ioctl_args *)args); 2440 break; 2441 2442 case LINUX_SIOCSPGRP: 2443 args->cmd = SIOCSPGRP; 2444 error = sys_ioctl(td, (struct ioctl_args *)args); 2445 break; 2446 2447 case LINUX_FIOGETOWN: 2448 args->cmd = FIOGETOWN; 2449 error = sys_ioctl(td, (struct ioctl_args *)args); 2450 break; 2451 2452 case LINUX_SIOCGPGRP: 2453 args->cmd = SIOCGPGRP; 2454 error = sys_ioctl(td, (struct ioctl_args *)args); 2455 break; 2456 2457 case LINUX_SIOCATMARK: 2458 args->cmd = SIOCATMARK; 2459 error = sys_ioctl(td, (struct ioctl_args *)args); 2460 break; 2461 2462 /* LINUX_SIOCGSTAMP */ 2463 2464 case LINUX_SIOCGIFCONF: 2465 error = linux_ifconf(td, (struct ifconf *)args->arg); 2466 break; 2467 2468 case LINUX_SIOCGIFFLAGS: 2469 args->cmd = SIOCGIFFLAGS; 2470 error = linux_gifflags(td, ifp, (struct l_ifreq *)args->arg); 2471 break; 2472 2473 case LINUX_SIOCGIFADDR: 2474 args->cmd = SIOCGIFADDR; 2475 error = sys_ioctl(td, (struct ioctl_args *)args); 2476 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2477 break; 2478 2479 case LINUX_SIOCSIFADDR: 2480 /* XXX probably doesn't work, included for completeness */ 2481 args->cmd = SIOCSIFADDR; 2482 error = sys_ioctl(td, (struct ioctl_args *)args); 2483 break; 2484 2485 case LINUX_SIOCGIFDSTADDR: 2486 args->cmd = SIOCGIFDSTADDR; 2487 error = sys_ioctl(td, (struct ioctl_args *)args); 2488 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2489 break; 2490 2491 case LINUX_SIOCGIFBRDADDR: 2492 args->cmd = SIOCGIFBRDADDR; 2493 error = sys_ioctl(td, (struct ioctl_args *)args); 2494 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2495 break; 2496 2497 case LINUX_SIOCGIFNETMASK: 2498 args->cmd = SIOCGIFNETMASK; 2499 error = sys_ioctl(td, (struct ioctl_args *)args); 2500 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2501 break; 2502 2503 case LINUX_SIOCSIFNETMASK: 2504 error = ENOIOCTL; 2505 break; 2506 2507 case LINUX_SIOCGIFMTU: 2508 args->cmd = SIOCGIFMTU; 2509 error = sys_ioctl(td, (struct ioctl_args *)args); 2510 break; 2511 2512 case LINUX_SIOCSIFMTU: 2513 args->cmd = SIOCSIFMTU; 2514 error = sys_ioctl(td, (struct ioctl_args *)args); 2515 break; 2516 2517 case LINUX_SIOCSIFNAME: 2518 error = ENOIOCTL; 2519 break; 2520 2521 case LINUX_SIOCGIFHWADDR: 2522 error = linux_gifhwaddr(ifp, (struct l_ifreq *)args->arg); 2523 break; 2524 2525 case LINUX_SIOCSIFHWADDR: 2526 error = ENOIOCTL; 2527 break; 2528 2529 case LINUX_SIOCADDMULTI: 2530 args->cmd = SIOCADDMULTI; 2531 error = sys_ioctl(td, (struct ioctl_args *)args); 2532 break; 2533 2534 case LINUX_SIOCDELMULTI: 2535 args->cmd = SIOCDELMULTI; 2536 error = sys_ioctl(td, (struct ioctl_args *)args); 2537 break; 2538 2539 case LINUX_SIOCGIFINDEX: 2540 args->cmd = SIOCGIFINDEX; 2541 error = sys_ioctl(td, (struct ioctl_args *)args); 2542 break; 2543 2544 case LINUX_SIOCGIFCOUNT: 2545 error = 0; 2546 break; 2547 2548 /* 2549 * XXX This is slightly bogus, but these ioctls are currently 2550 * XXX only used by the aironet (if_an) network driver. 2551 */ 2552 case LINUX_SIOCDEVPRIVATE: 2553 args->cmd = SIOCGPRIVATE_0; 2554 error = sys_ioctl(td, (struct ioctl_args *)args); 2555 break; 2556 2557 case LINUX_SIOCDEVPRIVATE+1: 2558 args->cmd = SIOCGPRIVATE_1; 2559 error = sys_ioctl(td, (struct ioctl_args *)args); 2560 break; 2561 } 2562 2563 if (ifp != NULL) 2564 /* restore the original interface name */ 2565 copyout(lifname, (void *)args->arg, LINUX_IFNAMSIZ); 2566 2567 #ifdef DEBUG 2568 printf("%s(): returning %d\n", __func__, error); 2569 #endif 2570 return (error); 2571 } 2572 2573 /* 2574 * Device private ioctl handler 2575 */ 2576 static int 2577 linux_ioctl_private(struct thread *td, struct linux_ioctl_args *args) 2578 { 2579 cap_rights_t rights; 2580 struct file *fp; 2581 int error, type; 2582 2583 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 2584 if (error != 0) 2585 return (error); 2586 type = fp->f_type; 2587 fdrop(fp, td); 2588 if (type == DTYPE_SOCKET) 2589 return (linux_ioctl_socket(td, args)); 2590 return (ENOIOCTL); 2591 } 2592 2593 /* 2594 * DRM ioctl handler (sys/dev/drm) 2595 */ 2596 static int 2597 linux_ioctl_drm(struct thread *td, struct linux_ioctl_args *args) 2598 { 2599 args->cmd = SETDIR(args->cmd); 2600 return sys_ioctl(td, (struct ioctl_args *)args); 2601 } 2602 2603 #ifdef COMPAT_LINUX32 2604 #define CP(src,dst,fld) do { (dst).fld = (src).fld; } while (0) 2605 #define PTRIN_CP(src,dst,fld) \ 2606 do { (dst).fld = PTRIN((src).fld); } while (0) 2607 #define PTROUT_CP(src,dst,fld) \ 2608 do { (dst).fld = PTROUT((src).fld); } while (0) 2609 2610 static int 2611 linux_ioctl_sg_io(struct thread *td, struct linux_ioctl_args *args) 2612 { 2613 struct sg_io_hdr io; 2614 struct sg_io_hdr32 io32; 2615 cap_rights_t rights; 2616 struct file *fp; 2617 int error; 2618 2619 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 2620 if (error != 0) { 2621 printf("sg_linux_ioctl: fget returned %d\n", error); 2622 return (error); 2623 } 2624 2625 if ((error = copyin((void *)args->arg, &io32, sizeof(io32))) != 0) 2626 goto out; 2627 2628 CP(io32, io, interface_id); 2629 CP(io32, io, dxfer_direction); 2630 CP(io32, io, cmd_len); 2631 CP(io32, io, mx_sb_len); 2632 CP(io32, io, iovec_count); 2633 CP(io32, io, dxfer_len); 2634 PTRIN_CP(io32, io, dxferp); 2635 PTRIN_CP(io32, io, cmdp); 2636 PTRIN_CP(io32, io, sbp); 2637 CP(io32, io, timeout); 2638 CP(io32, io, flags); 2639 CP(io32, io, pack_id); 2640 PTRIN_CP(io32, io, usr_ptr); 2641 CP(io32, io, status); 2642 CP(io32, io, masked_status); 2643 CP(io32, io, msg_status); 2644 CP(io32, io, sb_len_wr); 2645 CP(io32, io, host_status); 2646 CP(io32, io, driver_status); 2647 CP(io32, io, resid); 2648 CP(io32, io, duration); 2649 CP(io32, io, info); 2650 2651 if ((error = fo_ioctl(fp, SG_IO, (caddr_t)&io, td->td_ucred, td)) != 0) 2652 goto out; 2653 2654 CP(io, io32, interface_id); 2655 CP(io, io32, dxfer_direction); 2656 CP(io, io32, cmd_len); 2657 CP(io, io32, mx_sb_len); 2658 CP(io, io32, iovec_count); 2659 CP(io, io32, dxfer_len); 2660 PTROUT_CP(io, io32, dxferp); 2661 PTROUT_CP(io, io32, cmdp); 2662 PTROUT_CP(io, io32, sbp); 2663 CP(io, io32, timeout); 2664 CP(io, io32, flags); 2665 CP(io, io32, pack_id); 2666 PTROUT_CP(io, io32, usr_ptr); 2667 CP(io, io32, status); 2668 CP(io, io32, masked_status); 2669 CP(io, io32, msg_status); 2670 CP(io, io32, sb_len_wr); 2671 CP(io, io32, host_status); 2672 CP(io, io32, driver_status); 2673 CP(io, io32, resid); 2674 CP(io, io32, duration); 2675 CP(io, io32, info); 2676 2677 error = copyout(&io32, (void *)args->arg, sizeof(io32)); 2678 2679 out: 2680 fdrop(fp, td); 2681 return (error); 2682 } 2683 #endif 2684 2685 static int 2686 linux_ioctl_sg(struct thread *td, struct linux_ioctl_args *args) 2687 { 2688 2689 switch (args->cmd) { 2690 case LINUX_SG_GET_VERSION_NUM: 2691 args->cmd = SG_GET_VERSION_NUM; 2692 break; 2693 case LINUX_SG_SET_TIMEOUT: 2694 args->cmd = SG_SET_TIMEOUT; 2695 break; 2696 case LINUX_SG_GET_TIMEOUT: 2697 args->cmd = SG_GET_TIMEOUT; 2698 break; 2699 case LINUX_SG_IO: 2700 args->cmd = SG_IO; 2701 #ifdef COMPAT_LINUX32 2702 return (linux_ioctl_sg_io(td, args)); 2703 #endif 2704 break; 2705 case LINUX_SG_GET_RESERVED_SIZE: 2706 args->cmd = SG_GET_RESERVED_SIZE; 2707 break; 2708 case LINUX_SG_GET_SCSI_ID: 2709 args->cmd = SG_GET_SCSI_ID; 2710 break; 2711 case LINUX_SG_GET_SG_TABLESIZE: 2712 args->cmd = SG_GET_SG_TABLESIZE; 2713 break; 2714 default: 2715 return (ENODEV); 2716 } 2717 return (sys_ioctl(td, (struct ioctl_args *)args)); 2718 } 2719 2720 /* 2721 * Video4Linux (V4L) ioctl handler 2722 */ 2723 static int 2724 linux_to_bsd_v4l_tuner(struct l_video_tuner *lvt, struct video_tuner *vt) 2725 { 2726 vt->tuner = lvt->tuner; 2727 strlcpy(vt->name, lvt->name, LINUX_VIDEO_TUNER_NAME_SIZE); 2728 vt->rangelow = lvt->rangelow; /* possible long size conversion */ 2729 vt->rangehigh = lvt->rangehigh; /* possible long size conversion */ 2730 vt->flags = lvt->flags; 2731 vt->mode = lvt->mode; 2732 vt->signal = lvt->signal; 2733 return (0); 2734 } 2735 2736 static int 2737 bsd_to_linux_v4l_tuner(struct video_tuner *vt, struct l_video_tuner *lvt) 2738 { 2739 lvt->tuner = vt->tuner; 2740 strlcpy(lvt->name, vt->name, LINUX_VIDEO_TUNER_NAME_SIZE); 2741 lvt->rangelow = vt->rangelow; /* possible long size conversion */ 2742 lvt->rangehigh = vt->rangehigh; /* possible long size conversion */ 2743 lvt->flags = vt->flags; 2744 lvt->mode = vt->mode; 2745 lvt->signal = vt->signal; 2746 return (0); 2747 } 2748 2749 #ifdef COMPAT_LINUX_V4L_CLIPLIST 2750 static int 2751 linux_to_bsd_v4l_clip(struct l_video_clip *lvc, struct video_clip *vc) 2752 { 2753 vc->x = lvc->x; 2754 vc->y = lvc->y; 2755 vc->width = lvc->width; 2756 vc->height = lvc->height; 2757 vc->next = PTRIN(lvc->next); /* possible pointer size conversion */ 2758 return (0); 2759 } 2760 #endif 2761 2762 static int 2763 linux_to_bsd_v4l_window(struct l_video_window *lvw, struct video_window *vw) 2764 { 2765 vw->x = lvw->x; 2766 vw->y = lvw->y; 2767 vw->width = lvw->width; 2768 vw->height = lvw->height; 2769 vw->chromakey = lvw->chromakey; 2770 vw->flags = lvw->flags; 2771 vw->clips = PTRIN(lvw->clips); /* possible pointer size conversion */ 2772 vw->clipcount = lvw->clipcount; 2773 return (0); 2774 } 2775 2776 static int 2777 bsd_to_linux_v4l_window(struct video_window *vw, struct l_video_window *lvw) 2778 { 2779 lvw->x = vw->x; 2780 lvw->y = vw->y; 2781 lvw->width = vw->width; 2782 lvw->height = vw->height; 2783 lvw->chromakey = vw->chromakey; 2784 lvw->flags = vw->flags; 2785 lvw->clips = PTROUT(vw->clips); /* possible pointer size conversion */ 2786 lvw->clipcount = vw->clipcount; 2787 return (0); 2788 } 2789 2790 static int 2791 linux_to_bsd_v4l_buffer(struct l_video_buffer *lvb, struct video_buffer *vb) 2792 { 2793 vb->base = PTRIN(lvb->base); /* possible pointer size conversion */ 2794 vb->height = lvb->height; 2795 vb->width = lvb->width; 2796 vb->depth = lvb->depth; 2797 vb->bytesperline = lvb->bytesperline; 2798 return (0); 2799 } 2800 2801 static int 2802 bsd_to_linux_v4l_buffer(struct video_buffer *vb, struct l_video_buffer *lvb) 2803 { 2804 lvb->base = PTROUT(vb->base); /* possible pointer size conversion */ 2805 lvb->height = vb->height; 2806 lvb->width = vb->width; 2807 lvb->depth = vb->depth; 2808 lvb->bytesperline = vb->bytesperline; 2809 return (0); 2810 } 2811 2812 static int 2813 linux_to_bsd_v4l_code(struct l_video_code *lvc, struct video_code *vc) 2814 { 2815 strlcpy(vc->loadwhat, lvc->loadwhat, LINUX_VIDEO_CODE_LOADWHAT_SIZE); 2816 vc->datasize = lvc->datasize; 2817 vc->data = PTRIN(lvc->data); /* possible pointer size conversion */ 2818 return (0); 2819 } 2820 2821 #ifdef COMPAT_LINUX_V4L_CLIPLIST 2822 static int 2823 linux_v4l_clip_copy(void *lvc, struct video_clip **ppvc) 2824 { 2825 int error; 2826 struct video_clip vclip; 2827 struct l_video_clip l_vclip; 2828 2829 error = copyin(lvc, &l_vclip, sizeof(l_vclip)); 2830 if (error) return (error); 2831 linux_to_bsd_v4l_clip(&l_vclip, &vclip); 2832 /* XXX: If there can be no concurrency: s/M_NOWAIT/M_WAITOK/ */ 2833 if ((*ppvc = malloc(sizeof(**ppvc), M_LINUX, M_NOWAIT)) == NULL) 2834 return (ENOMEM); /* XXX: linux has no ENOMEM here */ 2835 memcpy(*ppvc, &vclip, sizeof(vclip)); 2836 (*ppvc)->next = NULL; 2837 return (0); 2838 } 2839 2840 static int 2841 linux_v4l_cliplist_free(struct video_window *vw) 2842 { 2843 struct video_clip **ppvc; 2844 struct video_clip **ppvc_next; 2845 2846 for (ppvc = &(vw->clips); *ppvc != NULL; ppvc = ppvc_next) { 2847 ppvc_next = &((*ppvc)->next); 2848 free(*ppvc, M_LINUX); 2849 } 2850 vw->clips = NULL; 2851 2852 return (0); 2853 } 2854 2855 static int 2856 linux_v4l_cliplist_copy(struct l_video_window *lvw, struct video_window *vw) 2857 { 2858 int error; 2859 int clipcount; 2860 void *plvc; 2861 struct video_clip **ppvc; 2862 2863 /* 2864 * XXX: The cliplist is used to pass in a list of clipping 2865 * rectangles or, if clipcount == VIDEO_CLIP_BITMAP, a 2866 * clipping bitmap. Some Linux apps, however, appear to 2867 * leave cliplist and clips uninitialized. In any case, 2868 * the cliplist is not used by pwc(4), at the time of 2869 * writing, FreeBSD's only V4L driver. When a driver 2870 * that uses the cliplist is developed, this code may 2871 * need re-examiniation. 2872 */ 2873 error = 0; 2874 clipcount = vw->clipcount; 2875 if (clipcount == VIDEO_CLIP_BITMAP) { 2876 /* 2877 * In this case, the pointer (clips) is overloaded 2878 * to be a "void *" to a bitmap, therefore there 2879 * is no struct video_clip to copy now. 2880 */ 2881 } else if (clipcount > 0 && clipcount <= 16384) { 2882 /* 2883 * Clips points to list of clip rectangles, so 2884 * copy the list. 2885 * 2886 * XXX: Upper limit of 16384 was used here to try to 2887 * avoid cases when clipcount and clips pointer 2888 * are uninitialized and therefore have high random 2889 * values, as is the case in the Linux Skype 2890 * application. The value 16384 was chosen as that 2891 * is what is used in the Linux stradis(4) MPEG 2892 * decoder driver, the only place we found an 2893 * example of cliplist use. 2894 */ 2895 plvc = PTRIN(lvw->clips); 2896 vw->clips = NULL; 2897 ppvc = &(vw->clips); 2898 while (clipcount-- > 0) { 2899 if (plvc == 0) { 2900 error = EFAULT; 2901 break; 2902 } else { 2903 error = linux_v4l_clip_copy(plvc, ppvc); 2904 if (error) { 2905 linux_v4l_cliplist_free(vw); 2906 break; 2907 } 2908 } 2909 ppvc = &((*ppvc)->next); 2910 plvc = PTRIN(((struct l_video_clip *) plvc)->next); 2911 } 2912 } else { 2913 /* 2914 * clipcount == 0 or negative (but not VIDEO_CLIP_BITMAP) 2915 * Force cliplist to null. 2916 */ 2917 vw->clipcount = 0; 2918 vw->clips = NULL; 2919 } 2920 return (error); 2921 } 2922 #endif 2923 2924 static int 2925 linux_ioctl_v4l(struct thread *td, struct linux_ioctl_args *args) 2926 { 2927 cap_rights_t rights; 2928 struct file *fp; 2929 int error; 2930 struct video_tuner vtun; 2931 struct video_window vwin; 2932 struct video_buffer vbuf; 2933 struct video_code vcode; 2934 struct l_video_tuner l_vtun; 2935 struct l_video_window l_vwin; 2936 struct l_video_buffer l_vbuf; 2937 struct l_video_code l_vcode; 2938 2939 switch (args->cmd & 0xffff) { 2940 case LINUX_VIDIOCGCAP: args->cmd = VIDIOCGCAP; break; 2941 case LINUX_VIDIOCGCHAN: args->cmd = VIDIOCGCHAN; break; 2942 case LINUX_VIDIOCSCHAN: args->cmd = VIDIOCSCHAN; break; 2943 2944 case LINUX_VIDIOCGTUNER: 2945 error = fget(td, args->fd, 2946 cap_rights_init(&rights, CAP_IOCTL), &fp); 2947 if (error != 0) 2948 return (error); 2949 error = copyin((void *) args->arg, &l_vtun, sizeof(l_vtun)); 2950 if (error) { 2951 fdrop(fp, td); 2952 return (error); 2953 } 2954 linux_to_bsd_v4l_tuner(&l_vtun, &vtun); 2955 error = fo_ioctl(fp, VIDIOCGTUNER, &vtun, td->td_ucred, td); 2956 if (!error) { 2957 bsd_to_linux_v4l_tuner(&vtun, &l_vtun); 2958 error = copyout(&l_vtun, (void *) args->arg, 2959 sizeof(l_vtun)); 2960 } 2961 fdrop(fp, td); 2962 return (error); 2963 2964 case LINUX_VIDIOCSTUNER: 2965 error = fget(td, args->fd, 2966 cap_rights_init(&rights, CAP_IOCTL), &fp); 2967 if (error != 0) 2968 return (error); 2969 error = copyin((void *) args->arg, &l_vtun, sizeof(l_vtun)); 2970 if (error) { 2971 fdrop(fp, td); 2972 return (error); 2973 } 2974 linux_to_bsd_v4l_tuner(&l_vtun, &vtun); 2975 error = fo_ioctl(fp, VIDIOCSTUNER, &vtun, td->td_ucred, td); 2976 fdrop(fp, td); 2977 return (error); 2978 2979 case LINUX_VIDIOCGPICT: args->cmd = VIDIOCGPICT; break; 2980 case LINUX_VIDIOCSPICT: args->cmd = VIDIOCSPICT; break; 2981 case LINUX_VIDIOCCAPTURE: args->cmd = VIDIOCCAPTURE; break; 2982 2983 case LINUX_VIDIOCGWIN: 2984 error = fget(td, args->fd, 2985 cap_rights_init(&rights, CAP_IOCTL), &fp); 2986 if (error != 0) 2987 return (error); 2988 error = fo_ioctl(fp, VIDIOCGWIN, &vwin, td->td_ucred, td); 2989 if (!error) { 2990 bsd_to_linux_v4l_window(&vwin, &l_vwin); 2991 error = copyout(&l_vwin, (void *) args->arg, 2992 sizeof(l_vwin)); 2993 } 2994 fdrop(fp, td); 2995 return (error); 2996 2997 case LINUX_VIDIOCSWIN: 2998 error = fget(td, args->fd, 2999 cap_rights_init(&rights, CAP_IOCTL), &fp); 3000 if (error != 0) 3001 return (error); 3002 error = copyin((void *) args->arg, &l_vwin, sizeof(l_vwin)); 3003 if (error) { 3004 fdrop(fp, td); 3005 return (error); 3006 } 3007 linux_to_bsd_v4l_window(&l_vwin, &vwin); 3008 #ifdef COMPAT_LINUX_V4L_CLIPLIST 3009 error = linux_v4l_cliplist_copy(&l_vwin, &vwin); 3010 if (error) { 3011 fdrop(fp, td); 3012 return (error); 3013 } 3014 #endif 3015 error = fo_ioctl(fp, VIDIOCSWIN, &vwin, td->td_ucred, td); 3016 fdrop(fp, td); 3017 #ifdef COMPAT_LINUX_V4L_CLIPLIST 3018 linux_v4l_cliplist_free(&vwin); 3019 #endif 3020 return (error); 3021 3022 case LINUX_VIDIOCGFBUF: 3023 error = fget(td, args->fd, 3024 cap_rights_init(&rights, CAP_IOCTL), &fp); 3025 if (error != 0) 3026 return (error); 3027 error = fo_ioctl(fp, VIDIOCGFBUF, &vbuf, td->td_ucred, td); 3028 if (!error) { 3029 bsd_to_linux_v4l_buffer(&vbuf, &l_vbuf); 3030 error = copyout(&l_vbuf, (void *) args->arg, 3031 sizeof(l_vbuf)); 3032 } 3033 fdrop(fp, td); 3034 return (error); 3035 3036 case LINUX_VIDIOCSFBUF: 3037 error = fget(td, args->fd, 3038 cap_rights_init(&rights, CAP_IOCTL), &fp); 3039 if (error != 0) 3040 return (error); 3041 error = copyin((void *) args->arg, &l_vbuf, sizeof(l_vbuf)); 3042 if (error) { 3043 fdrop(fp, td); 3044 return (error); 3045 } 3046 linux_to_bsd_v4l_buffer(&l_vbuf, &vbuf); 3047 error = fo_ioctl(fp, VIDIOCSFBUF, &vbuf, td->td_ucred, td); 3048 fdrop(fp, td); 3049 return (error); 3050 3051 case LINUX_VIDIOCKEY: args->cmd = VIDIOCKEY; break; 3052 case LINUX_VIDIOCGFREQ: args->cmd = VIDIOCGFREQ; break; 3053 case LINUX_VIDIOCSFREQ: args->cmd = VIDIOCSFREQ; break; 3054 case LINUX_VIDIOCGAUDIO: args->cmd = VIDIOCGAUDIO; break; 3055 case LINUX_VIDIOCSAUDIO: args->cmd = VIDIOCSAUDIO; break; 3056 case LINUX_VIDIOCSYNC: args->cmd = VIDIOCSYNC; break; 3057 case LINUX_VIDIOCMCAPTURE: args->cmd = VIDIOCMCAPTURE; break; 3058 case LINUX_VIDIOCGMBUF: args->cmd = VIDIOCGMBUF; break; 3059 case LINUX_VIDIOCGUNIT: args->cmd = VIDIOCGUNIT; break; 3060 case LINUX_VIDIOCGCAPTURE: args->cmd = VIDIOCGCAPTURE; break; 3061 case LINUX_VIDIOCSCAPTURE: args->cmd = VIDIOCSCAPTURE; break; 3062 case LINUX_VIDIOCSPLAYMODE: args->cmd = VIDIOCSPLAYMODE; break; 3063 case LINUX_VIDIOCSWRITEMODE: args->cmd = VIDIOCSWRITEMODE; break; 3064 case LINUX_VIDIOCGPLAYINFO: args->cmd = VIDIOCGPLAYINFO; break; 3065 3066 case LINUX_VIDIOCSMICROCODE: 3067 error = fget(td, args->fd, 3068 cap_rights_init(&rights, CAP_IOCTL), &fp); 3069 if (error != 0) 3070 return (error); 3071 error = copyin((void *) args->arg, &l_vcode, sizeof(l_vcode)); 3072 if (error) { 3073 fdrop(fp, td); 3074 return (error); 3075 } 3076 linux_to_bsd_v4l_code(&l_vcode, &vcode); 3077 error = fo_ioctl(fp, VIDIOCSMICROCODE, &vcode, td->td_ucred, td); 3078 fdrop(fp, td); 3079 return (error); 3080 3081 case LINUX_VIDIOCGVBIFMT: args->cmd = VIDIOCGVBIFMT; break; 3082 case LINUX_VIDIOCSVBIFMT: args->cmd = VIDIOCSVBIFMT; break; 3083 default: return (ENOIOCTL); 3084 } 3085 3086 error = sys_ioctl(td, (struct ioctl_args *)args); 3087 return (error); 3088 } 3089 3090 /* 3091 * Special ioctl handler 3092 */ 3093 static int 3094 linux_ioctl_special(struct thread *td, struct linux_ioctl_args *args) 3095 { 3096 int error; 3097 3098 switch (args->cmd) { 3099 case LINUX_SIOCGIFADDR: 3100 args->cmd = SIOCGIFADDR; 3101 error = sys_ioctl(td, (struct ioctl_args *)args); 3102 break; 3103 case LINUX_SIOCSIFADDR: 3104 args->cmd = SIOCSIFADDR; 3105 error = sys_ioctl(td, (struct ioctl_args *)args); 3106 break; 3107 case LINUX_SIOCGIFFLAGS: 3108 args->cmd = SIOCGIFFLAGS; 3109 error = sys_ioctl(td, (struct ioctl_args *)args); 3110 break; 3111 default: 3112 error = ENOIOCTL; 3113 } 3114 3115 return (error); 3116 } 3117 3118 static int 3119 linux_to_bsd_v4l2_standard(struct l_v4l2_standard *lvstd, struct v4l2_standard *vstd) 3120 { 3121 vstd->index = lvstd->index; 3122 vstd->id = lvstd->id; 3123 memcpy(&vstd->name, &lvstd->name, sizeof(*lvstd) - offsetof(struct l_v4l2_standard, name)); 3124 return (0); 3125 } 3126 3127 static int 3128 bsd_to_linux_v4l2_standard(struct v4l2_standard *vstd, struct l_v4l2_standard *lvstd) 3129 { 3130 lvstd->index = vstd->index; 3131 lvstd->id = vstd->id; 3132 memcpy(&lvstd->name, &vstd->name, sizeof(*lvstd) - offsetof(struct l_v4l2_standard, name)); 3133 return (0); 3134 } 3135 3136 static int 3137 linux_to_bsd_v4l2_buffer(struct l_v4l2_buffer *lvb, struct v4l2_buffer *vb) 3138 { 3139 vb->index = lvb->index; 3140 vb->type = lvb->type; 3141 vb->bytesused = lvb->bytesused; 3142 vb->flags = lvb->flags; 3143 vb->field = lvb->field; 3144 vb->timestamp.tv_sec = lvb->timestamp.tv_sec; 3145 vb->timestamp.tv_usec = lvb->timestamp.tv_usec; 3146 memcpy(&vb->timecode, &lvb->timecode, sizeof (lvb->timecode)); 3147 vb->sequence = lvb->sequence; 3148 vb->memory = lvb->memory; 3149 if (lvb->memory == V4L2_MEMORY_USERPTR) 3150 /* possible pointer size conversion */ 3151 vb->m.userptr = (unsigned long)PTRIN(lvb->m.userptr); 3152 else 3153 vb->m.offset = lvb->m.offset; 3154 vb->length = lvb->length; 3155 vb->input = lvb->input; 3156 vb->reserved = lvb->reserved; 3157 return (0); 3158 } 3159 3160 static int 3161 bsd_to_linux_v4l2_buffer(struct v4l2_buffer *vb, struct l_v4l2_buffer *lvb) 3162 { 3163 lvb->index = vb->index; 3164 lvb->type = vb->type; 3165 lvb->bytesused = vb->bytesused; 3166 lvb->flags = vb->flags; 3167 lvb->field = vb->field; 3168 lvb->timestamp.tv_sec = vb->timestamp.tv_sec; 3169 lvb->timestamp.tv_usec = vb->timestamp.tv_usec; 3170 memcpy(&lvb->timecode, &vb->timecode, sizeof (vb->timecode)); 3171 lvb->sequence = vb->sequence; 3172 lvb->memory = vb->memory; 3173 if (vb->memory == V4L2_MEMORY_USERPTR) 3174 /* possible pointer size conversion */ 3175 lvb->m.userptr = PTROUT(vb->m.userptr); 3176 else 3177 lvb->m.offset = vb->m.offset; 3178 lvb->length = vb->length; 3179 lvb->input = vb->input; 3180 lvb->reserved = vb->reserved; 3181 return (0); 3182 } 3183 3184 static int 3185 linux_to_bsd_v4l2_format(struct l_v4l2_format *lvf, struct v4l2_format *vf) 3186 { 3187 vf->type = lvf->type; 3188 if (lvf->type == V4L2_BUF_TYPE_VIDEO_OVERLAY 3189 #ifdef V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3190 || lvf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3191 #endif 3192 ) 3193 /* 3194 * XXX TODO - needs 32 -> 64 bit conversion: 3195 * (unused by webcams?) 3196 */ 3197 return EINVAL; 3198 memcpy(&vf->fmt, &lvf->fmt, sizeof(vf->fmt)); 3199 return 0; 3200 } 3201 3202 static int 3203 bsd_to_linux_v4l2_format(struct v4l2_format *vf, struct l_v4l2_format *lvf) 3204 { 3205 lvf->type = vf->type; 3206 if (vf->type == V4L2_BUF_TYPE_VIDEO_OVERLAY 3207 #ifdef V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3208 || vf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3209 #endif 3210 ) 3211 /* 3212 * XXX TODO - needs 32 -> 64 bit conversion: 3213 * (unused by webcams?) 3214 */ 3215 return EINVAL; 3216 memcpy(&lvf->fmt, &vf->fmt, sizeof(vf->fmt)); 3217 return 0; 3218 } 3219 static int 3220 linux_ioctl_v4l2(struct thread *td, struct linux_ioctl_args *args) 3221 { 3222 cap_rights_t rights; 3223 struct file *fp; 3224 int error; 3225 struct v4l2_format vformat; 3226 struct l_v4l2_format l_vformat; 3227 struct v4l2_standard vstd; 3228 struct l_v4l2_standard l_vstd; 3229 struct l_v4l2_buffer l_vbuf; 3230 struct v4l2_buffer vbuf; 3231 struct v4l2_input vinp; 3232 3233 switch (args->cmd & 0xffff) { 3234 case LINUX_VIDIOC_RESERVED: 3235 case LINUX_VIDIOC_LOG_STATUS: 3236 if ((args->cmd & IOC_DIRMASK) != LINUX_IOC_VOID) 3237 return ENOIOCTL; 3238 args->cmd = (args->cmd & 0xffff) | IOC_VOID; 3239 break; 3240 3241 case LINUX_VIDIOC_OVERLAY: 3242 case LINUX_VIDIOC_STREAMON: 3243 case LINUX_VIDIOC_STREAMOFF: 3244 case LINUX_VIDIOC_S_STD: 3245 case LINUX_VIDIOC_S_TUNER: 3246 case LINUX_VIDIOC_S_AUDIO: 3247 case LINUX_VIDIOC_S_AUDOUT: 3248 case LINUX_VIDIOC_S_MODULATOR: 3249 case LINUX_VIDIOC_S_FREQUENCY: 3250 case LINUX_VIDIOC_S_CROP: 3251 case LINUX_VIDIOC_S_JPEGCOMP: 3252 case LINUX_VIDIOC_S_PRIORITY: 3253 case LINUX_VIDIOC_DBG_S_REGISTER: 3254 case LINUX_VIDIOC_S_HW_FREQ_SEEK: 3255 case LINUX_VIDIOC_SUBSCRIBE_EVENT: 3256 case LINUX_VIDIOC_UNSUBSCRIBE_EVENT: 3257 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_IN; 3258 break; 3259 3260 case LINUX_VIDIOC_QUERYCAP: 3261 case LINUX_VIDIOC_G_STD: 3262 case LINUX_VIDIOC_G_AUDIO: 3263 case LINUX_VIDIOC_G_INPUT: 3264 case LINUX_VIDIOC_G_OUTPUT: 3265 case LINUX_VIDIOC_G_AUDOUT: 3266 case LINUX_VIDIOC_G_JPEGCOMP: 3267 case LINUX_VIDIOC_QUERYSTD: 3268 case LINUX_VIDIOC_G_PRIORITY: 3269 case LINUX_VIDIOC_QUERY_DV_PRESET: 3270 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_OUT; 3271 break; 3272 3273 case LINUX_VIDIOC_ENUM_FMT: 3274 case LINUX_VIDIOC_REQBUFS: 3275 case LINUX_VIDIOC_G_PARM: 3276 case LINUX_VIDIOC_S_PARM: 3277 case LINUX_VIDIOC_G_CTRL: 3278 case LINUX_VIDIOC_S_CTRL: 3279 case LINUX_VIDIOC_G_TUNER: 3280 case LINUX_VIDIOC_QUERYCTRL: 3281 case LINUX_VIDIOC_QUERYMENU: 3282 case LINUX_VIDIOC_S_INPUT: 3283 case LINUX_VIDIOC_S_OUTPUT: 3284 case LINUX_VIDIOC_ENUMOUTPUT: 3285 case LINUX_VIDIOC_G_MODULATOR: 3286 case LINUX_VIDIOC_G_FREQUENCY: 3287 case LINUX_VIDIOC_CROPCAP: 3288 case LINUX_VIDIOC_G_CROP: 3289 case LINUX_VIDIOC_ENUMAUDIO: 3290 case LINUX_VIDIOC_ENUMAUDOUT: 3291 case LINUX_VIDIOC_G_SLICED_VBI_CAP: 3292 #ifdef VIDIOC_ENUM_FRAMESIZES 3293 case LINUX_VIDIOC_ENUM_FRAMESIZES: 3294 case LINUX_VIDIOC_ENUM_FRAMEINTERVALS: 3295 case LINUX_VIDIOC_ENCODER_CMD: 3296 case LINUX_VIDIOC_TRY_ENCODER_CMD: 3297 #endif 3298 case LINUX_VIDIOC_DBG_G_REGISTER: 3299 case LINUX_VIDIOC_DBG_G_CHIP_IDENT: 3300 case LINUX_VIDIOC_ENUM_DV_PRESETS: 3301 case LINUX_VIDIOC_S_DV_PRESET: 3302 case LINUX_VIDIOC_G_DV_PRESET: 3303 case LINUX_VIDIOC_S_DV_TIMINGS: 3304 case LINUX_VIDIOC_G_DV_TIMINGS: 3305 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_INOUT; 3306 break; 3307 3308 case LINUX_VIDIOC_G_FMT: 3309 case LINUX_VIDIOC_S_FMT: 3310 case LINUX_VIDIOC_TRY_FMT: 3311 error = copyin((void *)args->arg, &l_vformat, sizeof(l_vformat)); 3312 if (error) 3313 return (error); 3314 error = fget(td, args->fd, 3315 cap_rights_init(&rights, CAP_IOCTL), &fp); 3316 if (error) 3317 return (error); 3318 if (linux_to_bsd_v4l2_format(&l_vformat, &vformat) != 0) 3319 error = EINVAL; 3320 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_G_FMT) 3321 error = fo_ioctl(fp, VIDIOC_G_FMT, &vformat, 3322 td->td_ucred, td); 3323 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_S_FMT) 3324 error = fo_ioctl(fp, VIDIOC_S_FMT, &vformat, 3325 td->td_ucred, td); 3326 else 3327 error = fo_ioctl(fp, VIDIOC_TRY_FMT, &vformat, 3328 td->td_ucred, td); 3329 bsd_to_linux_v4l2_format(&vformat, &l_vformat); 3330 copyout(&l_vformat, (void *)args->arg, sizeof(l_vformat)); 3331 fdrop(fp, td); 3332 return (error); 3333 3334 case LINUX_VIDIOC_ENUMSTD: 3335 error = copyin((void *)args->arg, &l_vstd, sizeof(l_vstd)); 3336 if (error) 3337 return (error); 3338 linux_to_bsd_v4l2_standard(&l_vstd, &vstd); 3339 error = fget(td, args->fd, 3340 cap_rights_init(&rights, CAP_IOCTL), &fp); 3341 if (error) 3342 return (error); 3343 error = fo_ioctl(fp, VIDIOC_ENUMSTD, (caddr_t)&vstd, 3344 td->td_ucred, td); 3345 if (error) { 3346 fdrop(fp, td); 3347 return (error); 3348 } 3349 bsd_to_linux_v4l2_standard(&vstd, &l_vstd); 3350 error = copyout(&l_vstd, (void *)args->arg, sizeof(l_vstd)); 3351 fdrop(fp, td); 3352 return (error); 3353 3354 case LINUX_VIDIOC_ENUMINPUT: 3355 /* 3356 * The Linux struct l_v4l2_input differs only in size, 3357 * it has no padding at the end. 3358 */ 3359 error = copyin((void *)args->arg, &vinp, 3360 sizeof(struct l_v4l2_input)); 3361 if (error != 0) 3362 return (error); 3363 error = fget(td, args->fd, 3364 cap_rights_init(&rights, CAP_IOCTL), &fp); 3365 if (error != 0) 3366 return (error); 3367 error = fo_ioctl(fp, VIDIOC_ENUMINPUT, (caddr_t)&vinp, 3368 td->td_ucred, td); 3369 if (error) { 3370 fdrop(fp, td); 3371 return (error); 3372 } 3373 error = copyout(&vinp, (void *)args->arg, 3374 sizeof(struct l_v4l2_input)); 3375 fdrop(fp, td); 3376 return (error); 3377 3378 case LINUX_VIDIOC_QUERYBUF: 3379 case LINUX_VIDIOC_QBUF: 3380 case LINUX_VIDIOC_DQBUF: 3381 error = copyin((void *)args->arg, &l_vbuf, sizeof(l_vbuf)); 3382 if (error) 3383 return (error); 3384 error = fget(td, args->fd, 3385 cap_rights_init(&rights, CAP_IOCTL), &fp); 3386 if (error) 3387 return (error); 3388 linux_to_bsd_v4l2_buffer(&l_vbuf, &vbuf); 3389 if ((args->cmd & 0xffff) == LINUX_VIDIOC_QUERYBUF) 3390 error = fo_ioctl(fp, VIDIOC_QUERYBUF, &vbuf, 3391 td->td_ucred, td); 3392 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_QBUF) 3393 error = fo_ioctl(fp, VIDIOC_QBUF, &vbuf, 3394 td->td_ucred, td); 3395 else 3396 error = fo_ioctl(fp, VIDIOC_DQBUF, &vbuf, 3397 td->td_ucred, td); 3398 bsd_to_linux_v4l2_buffer(&vbuf, &l_vbuf); 3399 copyout(&l_vbuf, (void *)args->arg, sizeof(l_vbuf)); 3400 fdrop(fp, td); 3401 return (error); 3402 3403 /* 3404 * XXX TODO - these need 32 -> 64 bit conversion: 3405 * (are any of them needed for webcams?) 3406 */ 3407 case LINUX_VIDIOC_G_FBUF: 3408 case LINUX_VIDIOC_S_FBUF: 3409 3410 case LINUX_VIDIOC_G_EXT_CTRLS: 3411 case LINUX_VIDIOC_S_EXT_CTRLS: 3412 case LINUX_VIDIOC_TRY_EXT_CTRLS: 3413 3414 case LINUX_VIDIOC_DQEVENT: 3415 3416 default: return (ENOIOCTL); 3417 } 3418 3419 error = sys_ioctl(td, (struct ioctl_args *)args); 3420 return (error); 3421 } 3422 3423 /* 3424 * Support for emulators/linux-libusb. This port uses FBSD_LUSB* macros 3425 * instead of USB* ones. This lets us to provide correct values for cmd. 3426 * 0xffffffe0 -- 0xffffffff range seemed to be the least collision-prone. 3427 */ 3428 static int 3429 linux_ioctl_fbsd_usb(struct thread *td, struct linux_ioctl_args *args) 3430 { 3431 int error; 3432 3433 error = 0; 3434 switch (args->cmd) { 3435 case FBSD_LUSB_DEVICEENUMERATE: 3436 args->cmd = USB_DEVICEENUMERATE; 3437 break; 3438 case FBSD_LUSB_DEV_QUIRK_ADD: 3439 args->cmd = USB_DEV_QUIRK_ADD; 3440 break; 3441 case FBSD_LUSB_DEV_QUIRK_GET: 3442 args->cmd = USB_DEV_QUIRK_GET; 3443 break; 3444 case FBSD_LUSB_DEV_QUIRK_REMOVE: 3445 args->cmd = USB_DEV_QUIRK_REMOVE; 3446 break; 3447 case FBSD_LUSB_DO_REQUEST: 3448 args->cmd = USB_DO_REQUEST; 3449 break; 3450 case FBSD_LUSB_FS_CLEAR_STALL_SYNC: 3451 args->cmd = USB_FS_CLEAR_STALL_SYNC; 3452 break; 3453 case FBSD_LUSB_FS_CLOSE: 3454 args->cmd = USB_FS_CLOSE; 3455 break; 3456 case FBSD_LUSB_FS_COMPLETE: 3457 args->cmd = USB_FS_COMPLETE; 3458 break; 3459 case FBSD_LUSB_FS_INIT: 3460 args->cmd = USB_FS_INIT; 3461 break; 3462 case FBSD_LUSB_FS_OPEN: 3463 args->cmd = USB_FS_OPEN; 3464 break; 3465 case FBSD_LUSB_FS_START: 3466 args->cmd = USB_FS_START; 3467 break; 3468 case FBSD_LUSB_FS_STOP: 3469 args->cmd = USB_FS_STOP; 3470 break; 3471 case FBSD_LUSB_FS_UNINIT: 3472 args->cmd = USB_FS_UNINIT; 3473 break; 3474 case FBSD_LUSB_GET_CONFIG: 3475 args->cmd = USB_GET_CONFIG; 3476 break; 3477 case FBSD_LUSB_GET_DEVICEINFO: 3478 args->cmd = USB_GET_DEVICEINFO; 3479 break; 3480 case FBSD_LUSB_GET_DEVICE_DESC: 3481 args->cmd = USB_GET_DEVICE_DESC; 3482 break; 3483 case FBSD_LUSB_GET_FULL_DESC: 3484 args->cmd = USB_GET_FULL_DESC; 3485 break; 3486 case FBSD_LUSB_GET_IFACE_DRIVER: 3487 args->cmd = USB_GET_IFACE_DRIVER; 3488 break; 3489 case FBSD_LUSB_GET_PLUGTIME: 3490 args->cmd = USB_GET_PLUGTIME; 3491 break; 3492 case FBSD_LUSB_GET_POWER_MODE: 3493 args->cmd = USB_GET_POWER_MODE; 3494 break; 3495 case FBSD_LUSB_GET_REPORT_DESC: 3496 args->cmd = USB_GET_REPORT_DESC; 3497 break; 3498 case FBSD_LUSB_GET_REPORT_ID: 3499 args->cmd = USB_GET_REPORT_ID; 3500 break; 3501 case FBSD_LUSB_GET_TEMPLATE: 3502 args->cmd = USB_GET_TEMPLATE; 3503 break; 3504 case FBSD_LUSB_IFACE_DRIVER_ACTIVE: 3505 args->cmd = USB_IFACE_DRIVER_ACTIVE; 3506 break; 3507 case FBSD_LUSB_IFACE_DRIVER_DETACH: 3508 args->cmd = USB_IFACE_DRIVER_DETACH; 3509 break; 3510 case FBSD_LUSB_QUIRK_NAME_GET: 3511 args->cmd = USB_QUIRK_NAME_GET; 3512 break; 3513 case FBSD_LUSB_READ_DIR: 3514 args->cmd = USB_READ_DIR; 3515 break; 3516 case FBSD_LUSB_SET_ALTINTERFACE: 3517 args->cmd = USB_SET_ALTINTERFACE; 3518 break; 3519 case FBSD_LUSB_SET_CONFIG: 3520 args->cmd = USB_SET_CONFIG; 3521 break; 3522 case FBSD_LUSB_SET_IMMED: 3523 args->cmd = USB_SET_IMMED; 3524 break; 3525 case FBSD_LUSB_SET_POWER_MODE: 3526 args->cmd = USB_SET_POWER_MODE; 3527 break; 3528 case FBSD_LUSB_SET_TEMPLATE: 3529 args->cmd = USB_SET_TEMPLATE; 3530 break; 3531 case FBSD_LUSB_FS_OPEN_STREAM: 3532 args->cmd = USB_FS_OPEN_STREAM; 3533 break; 3534 case FBSD_LUSB_GET_DEV_PORT_PATH: 3535 args->cmd = USB_GET_DEV_PORT_PATH; 3536 break; 3537 case FBSD_LUSB_GET_POWER_USAGE: 3538 args->cmd = USB_GET_POWER_USAGE; 3539 break; 3540 default: 3541 error = ENOIOCTL; 3542 } 3543 if (error != ENOIOCTL) 3544 error = sys_ioctl(td, (struct ioctl_args *)args); 3545 return (error); 3546 } 3547 3548 /* 3549 * main ioctl syscall function 3550 */ 3551 3552 int 3553 linux_ioctl(struct thread *td, struct linux_ioctl_args *args) 3554 { 3555 cap_rights_t rights; 3556 struct file *fp; 3557 struct handler_element *he; 3558 int error, cmd; 3559 3560 #ifdef DEBUG 3561 if (ldebug(ioctl)) 3562 printf(ARGS(ioctl, "%d, %04lx, *"), args->fd, 3563 (unsigned long)args->cmd); 3564 #endif 3565 3566 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 3567 if (error != 0) 3568 return (error); 3569 if ((fp->f_flag & (FREAD|FWRITE)) == 0) { 3570 fdrop(fp, td); 3571 return (EBADF); 3572 } 3573 3574 /* Iterate over the ioctl handlers */ 3575 cmd = args->cmd & 0xffff; 3576 sx_slock(&linux_ioctl_sx); 3577 mtx_lock(&Giant); 3578 TAILQ_FOREACH(he, &handlers, list) { 3579 if (cmd >= he->low && cmd <= he->high) { 3580 error = (*he->func)(td, args); 3581 if (error != ENOIOCTL) { 3582 mtx_unlock(&Giant); 3583 sx_sunlock(&linux_ioctl_sx); 3584 fdrop(fp, td); 3585 return (error); 3586 } 3587 } 3588 } 3589 mtx_unlock(&Giant); 3590 sx_sunlock(&linux_ioctl_sx); 3591 fdrop(fp, td); 3592 3593 linux_msg(td, "ioctl fd=%d, cmd=0x%x ('%c',%d) is not implemented", 3594 args->fd, (int)(args->cmd & 0xffff), 3595 (int)(args->cmd & 0xff00) >> 8, (int)(args->cmd & 0xff)); 3596 3597 return (EINVAL); 3598 } 3599 3600 int 3601 linux_ioctl_register_handler(struct linux_ioctl_handler *h) 3602 { 3603 struct handler_element *he, *cur; 3604 3605 if (h == NULL || h->func == NULL) 3606 return (EINVAL); 3607 3608 /* 3609 * Reuse the element if the handler is already on the list, otherwise 3610 * create a new element. 3611 */ 3612 sx_xlock(&linux_ioctl_sx); 3613 TAILQ_FOREACH(he, &handlers, list) { 3614 if (he->func == h->func) 3615 break; 3616 } 3617 if (he == NULL) { 3618 he = malloc(sizeof(*he), 3619 M_LINUX, M_WAITOK); 3620 he->func = h->func; 3621 } else 3622 TAILQ_REMOVE(&handlers, he, list); 3623 3624 /* Initialize range information. */ 3625 he->low = h->low; 3626 he->high = h->high; 3627 he->span = h->high - h->low + 1; 3628 3629 /* Add the element to the list, sorted on span. */ 3630 TAILQ_FOREACH(cur, &handlers, list) { 3631 if (cur->span > he->span) { 3632 TAILQ_INSERT_BEFORE(cur, he, list); 3633 sx_xunlock(&linux_ioctl_sx); 3634 return (0); 3635 } 3636 } 3637 TAILQ_INSERT_TAIL(&handlers, he, list); 3638 sx_xunlock(&linux_ioctl_sx); 3639 3640 return (0); 3641 } 3642 3643 int 3644 linux_ioctl_unregister_handler(struct linux_ioctl_handler *h) 3645 { 3646 struct handler_element *he; 3647 3648 if (h == NULL || h->func == NULL) 3649 return (EINVAL); 3650 3651 sx_xlock(&linux_ioctl_sx); 3652 TAILQ_FOREACH(he, &handlers, list) { 3653 if (he->func == h->func) { 3654 TAILQ_REMOVE(&handlers, he, list); 3655 sx_xunlock(&linux_ioctl_sx); 3656 free(he, M_LINUX); 3657 return (0); 3658 } 3659 } 3660 sx_xunlock(&linux_ioctl_sx); 3661 3662 return (EINVAL); 3663 } 3664