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