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 FEATURE(linuxulator_v4l, "V4L ioctl wrapper support in the linuxulator"); 99 FEATURE(linuxulator_v4l2, "V4L2 ioctl wrapper support in the linuxulator"); 100 101 static linux_ioctl_function_t linux_ioctl_cdrom; 102 static linux_ioctl_function_t linux_ioctl_vfat; 103 static linux_ioctl_function_t linux_ioctl_console; 104 static linux_ioctl_function_t linux_ioctl_hdio; 105 static linux_ioctl_function_t linux_ioctl_disk; 106 static linux_ioctl_function_t linux_ioctl_socket; 107 static linux_ioctl_function_t linux_ioctl_sound; 108 static linux_ioctl_function_t linux_ioctl_termio; 109 static linux_ioctl_function_t linux_ioctl_private; 110 static linux_ioctl_function_t linux_ioctl_drm; 111 static linux_ioctl_function_t linux_ioctl_sg; 112 static linux_ioctl_function_t linux_ioctl_v4l; 113 static linux_ioctl_function_t linux_ioctl_v4l2; 114 static linux_ioctl_function_t linux_ioctl_special; 115 static linux_ioctl_function_t linux_ioctl_fbsd_usb; 116 117 static struct linux_ioctl_handler cdrom_handler = 118 { linux_ioctl_cdrom, LINUX_IOCTL_CDROM_MIN, LINUX_IOCTL_CDROM_MAX }; 119 static struct linux_ioctl_handler vfat_handler = 120 { linux_ioctl_vfat, LINUX_IOCTL_VFAT_MIN, LINUX_IOCTL_VFAT_MAX }; 121 static struct linux_ioctl_handler console_handler = 122 { linux_ioctl_console, LINUX_IOCTL_CONSOLE_MIN, LINUX_IOCTL_CONSOLE_MAX }; 123 static struct linux_ioctl_handler hdio_handler = 124 { linux_ioctl_hdio, LINUX_IOCTL_HDIO_MIN, LINUX_IOCTL_HDIO_MAX }; 125 static struct linux_ioctl_handler disk_handler = 126 { linux_ioctl_disk, LINUX_IOCTL_DISK_MIN, LINUX_IOCTL_DISK_MAX }; 127 static struct linux_ioctl_handler socket_handler = 128 { linux_ioctl_socket, LINUX_IOCTL_SOCKET_MIN, LINUX_IOCTL_SOCKET_MAX }; 129 static struct linux_ioctl_handler sound_handler = 130 { linux_ioctl_sound, LINUX_IOCTL_SOUND_MIN, LINUX_IOCTL_SOUND_MAX }; 131 static struct linux_ioctl_handler termio_handler = 132 { linux_ioctl_termio, LINUX_IOCTL_TERMIO_MIN, LINUX_IOCTL_TERMIO_MAX }; 133 static struct linux_ioctl_handler private_handler = 134 { linux_ioctl_private, LINUX_IOCTL_PRIVATE_MIN, LINUX_IOCTL_PRIVATE_MAX }; 135 static struct linux_ioctl_handler drm_handler = 136 { linux_ioctl_drm, LINUX_IOCTL_DRM_MIN, LINUX_IOCTL_DRM_MAX }; 137 static struct linux_ioctl_handler sg_handler = 138 { linux_ioctl_sg, LINUX_IOCTL_SG_MIN, LINUX_IOCTL_SG_MAX }; 139 static struct linux_ioctl_handler video_handler = 140 { linux_ioctl_v4l, LINUX_IOCTL_VIDEO_MIN, LINUX_IOCTL_VIDEO_MAX }; 141 static struct linux_ioctl_handler video2_handler = 142 { linux_ioctl_v4l2, LINUX_IOCTL_VIDEO2_MIN, LINUX_IOCTL_VIDEO2_MAX }; 143 static struct linux_ioctl_handler fbsd_usb = 144 { linux_ioctl_fbsd_usb, FBSD_LUSB_MIN, FBSD_LUSB_MAX }; 145 146 DATA_SET(linux_ioctl_handler_set, cdrom_handler); 147 DATA_SET(linux_ioctl_handler_set, vfat_handler); 148 DATA_SET(linux_ioctl_handler_set, console_handler); 149 DATA_SET(linux_ioctl_handler_set, hdio_handler); 150 DATA_SET(linux_ioctl_handler_set, disk_handler); 151 DATA_SET(linux_ioctl_handler_set, socket_handler); 152 DATA_SET(linux_ioctl_handler_set, sound_handler); 153 DATA_SET(linux_ioctl_handler_set, termio_handler); 154 DATA_SET(linux_ioctl_handler_set, private_handler); 155 DATA_SET(linux_ioctl_handler_set, drm_handler); 156 DATA_SET(linux_ioctl_handler_set, sg_handler); 157 DATA_SET(linux_ioctl_handler_set, video_handler); 158 DATA_SET(linux_ioctl_handler_set, video2_handler); 159 DATA_SET(linux_ioctl_handler_set, fbsd_usb); 160 161 struct handler_element 162 { 163 TAILQ_ENTRY(handler_element) list; 164 int (*func)(struct thread *, struct linux_ioctl_args *); 165 int low, high, span; 166 }; 167 168 static TAILQ_HEAD(, handler_element) handlers = 169 TAILQ_HEAD_INITIALIZER(handlers); 170 static struct sx linux_ioctl_sx; 171 SX_SYSINIT(linux_ioctl, &linux_ioctl_sx, "linux ioctl handlers"); 172 173 /* 174 * hdio related ioctls for VMWare support 175 */ 176 177 struct linux_hd_geometry { 178 u_int8_t heads; 179 u_int8_t sectors; 180 u_int16_t cylinders; 181 u_int32_t start; 182 }; 183 184 struct linux_hd_big_geometry { 185 u_int8_t heads; 186 u_int8_t sectors; 187 u_int32_t cylinders; 188 u_int32_t start; 189 }; 190 191 static int 192 linux_ioctl_hdio(struct thread *td, struct linux_ioctl_args *args) 193 { 194 cap_rights_t rights; 195 struct file *fp; 196 int error; 197 u_int sectorsize, fwcylinders, fwheads, fwsectors; 198 off_t mediasize, bytespercyl; 199 200 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 201 if (error != 0) 202 return (error); 203 switch (args->cmd & 0xffff) { 204 case LINUX_HDIO_GET_GEO: 205 case LINUX_HDIO_GET_GEO_BIG: 206 error = fo_ioctl(fp, DIOCGMEDIASIZE, 207 (caddr_t)&mediasize, td->td_ucred, td); 208 if (!error) 209 error = fo_ioctl(fp, DIOCGSECTORSIZE, 210 (caddr_t)§orsize, td->td_ucred, td); 211 if (!error) 212 error = fo_ioctl(fp, DIOCGFWHEADS, 213 (caddr_t)&fwheads, td->td_ucred, td); 214 if (!error) 215 error = fo_ioctl(fp, DIOCGFWSECTORS, 216 (caddr_t)&fwsectors, td->td_ucred, td); 217 /* 218 * XXX: DIOCGFIRSTOFFSET is not yet implemented, so 219 * so pretend that GEOM always says 0. This is NOT VALID 220 * for slices or partitions, only the per-disk raw devices. 221 */ 222 223 fdrop(fp, td); 224 if (error) 225 return (error); 226 /* 227 * 1. Calculate the number of bytes in a cylinder, 228 * given the firmware's notion of heads and sectors 229 * per cylinder. 230 * 2. Calculate the number of cylinders, given the total 231 * size of the media. 232 * All internal calculations should have 64-bit precision. 233 */ 234 bytespercyl = (off_t) sectorsize * fwheads * fwsectors; 235 fwcylinders = mediasize / bytespercyl; 236 #if defined(DEBUG) 237 linux_msg(td, "HDIO_GET_GEO: mediasize %jd, c/h/s %d/%d/%d, " 238 "bpc %jd", 239 (intmax_t)mediasize, fwcylinders, fwheads, fwsectors, 240 (intmax_t)bytespercyl); 241 #endif 242 if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO) { 243 struct linux_hd_geometry hdg; 244 245 hdg.cylinders = fwcylinders; 246 hdg.heads = fwheads; 247 hdg.sectors = fwsectors; 248 hdg.start = 0; 249 error = copyout(&hdg, (void *)args->arg, sizeof(hdg)); 250 } else if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO_BIG) { 251 struct linux_hd_big_geometry hdbg; 252 253 hdbg.cylinders = fwcylinders; 254 hdbg.heads = fwheads; 255 hdbg.sectors = fwsectors; 256 hdbg.start = 0; 257 error = copyout(&hdbg, (void *)args->arg, sizeof(hdbg)); 258 } 259 return (error); 260 break; 261 default: 262 /* XXX */ 263 linux_msg(td, 264 "ioctl fd=%d, cmd=0x%x ('%c',%d) is not implemented", 265 args->fd, (int)(args->cmd & 0xffff), 266 (int)(args->cmd & 0xff00) >> 8, 267 (int)(args->cmd & 0xff)); 268 break; 269 } 270 fdrop(fp, td); 271 return (ENOIOCTL); 272 } 273 274 static int 275 linux_ioctl_disk(struct thread *td, struct linux_ioctl_args *args) 276 { 277 cap_rights_t rights; 278 struct file *fp; 279 int error; 280 u_int sectorsize; 281 off_t mediasize; 282 283 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 284 if (error != 0) 285 return (error); 286 switch (args->cmd & 0xffff) { 287 case LINUX_BLKGETSIZE: 288 error = fo_ioctl(fp, DIOCGSECTORSIZE, 289 (caddr_t)§orsize, td->td_ucred, td); 290 if (!error) 291 error = fo_ioctl(fp, DIOCGMEDIASIZE, 292 (caddr_t)&mediasize, td->td_ucred, td); 293 fdrop(fp, td); 294 if (error) 295 return (error); 296 sectorsize = mediasize / sectorsize; 297 /* 298 * XXX: How do we know we return the right size of integer ? 299 */ 300 return (copyout(§orsize, (void *)args->arg, 301 sizeof(sectorsize))); 302 break; 303 } 304 fdrop(fp, td); 305 return (ENOIOCTL); 306 } 307 308 /* 309 * termio related ioctls 310 */ 311 312 struct linux_termio { 313 unsigned short c_iflag; 314 unsigned short c_oflag; 315 unsigned short c_cflag; 316 unsigned short c_lflag; 317 unsigned char c_line; 318 unsigned char c_cc[LINUX_NCC]; 319 }; 320 321 struct linux_termios { 322 unsigned int c_iflag; 323 unsigned int c_oflag; 324 unsigned int c_cflag; 325 unsigned int c_lflag; 326 unsigned char c_line; 327 unsigned char c_cc[LINUX_NCCS]; 328 }; 329 330 struct linux_winsize { 331 unsigned short ws_row, ws_col; 332 unsigned short ws_xpixel, ws_ypixel; 333 }; 334 335 struct speedtab { 336 int sp_speed; /* Speed. */ 337 int sp_code; /* Code. */ 338 }; 339 340 static struct speedtab sptab[] = { 341 { B0, LINUX_B0 }, { B50, LINUX_B50 }, 342 { B75, LINUX_B75 }, { B110, LINUX_B110 }, 343 { B134, LINUX_B134 }, { B150, LINUX_B150 }, 344 { B200, LINUX_B200 }, { B300, LINUX_B300 }, 345 { B600, LINUX_B600 }, { B1200, LINUX_B1200 }, 346 { B1800, LINUX_B1800 }, { B2400, LINUX_B2400 }, 347 { B4800, LINUX_B4800 }, { B9600, LINUX_B9600 }, 348 { B19200, LINUX_B19200 }, { B38400, LINUX_B38400 }, 349 { B57600, LINUX_B57600 }, { B115200, LINUX_B115200 }, 350 {-1, -1 } 351 }; 352 353 struct linux_serial_struct { 354 int type; 355 int line; 356 int port; 357 int irq; 358 int flags; 359 int xmit_fifo_size; 360 int custom_divisor; 361 int baud_base; 362 unsigned short close_delay; 363 char reserved_char[2]; 364 int hub6; 365 unsigned short closing_wait; 366 unsigned short closing_wait2; 367 int reserved[4]; 368 }; 369 370 static int 371 linux_to_bsd_speed(int code, struct speedtab *table) 372 { 373 for ( ; table->sp_code != -1; table++) 374 if (table->sp_code == code) 375 return (table->sp_speed); 376 return -1; 377 } 378 379 static int 380 bsd_to_linux_speed(int speed, struct speedtab *table) 381 { 382 for ( ; table->sp_speed != -1; table++) 383 if (table->sp_speed == speed) 384 return (table->sp_code); 385 return -1; 386 } 387 388 static void 389 bsd_to_linux_termios(struct termios *bios, struct linux_termios *lios) 390 { 391 int i; 392 393 #ifdef DEBUG 394 if (ldebug(ioctl)) { 395 printf("LINUX: BSD termios structure (input):\n"); 396 printf("i=%08x o=%08x c=%08x l=%08x ispeed=%d ospeed=%d\n", 397 bios->c_iflag, bios->c_oflag, bios->c_cflag, bios->c_lflag, 398 bios->c_ispeed, bios->c_ospeed); 399 printf("c_cc "); 400 for (i=0; i<NCCS; i++) 401 printf("%02x ", bios->c_cc[i]); 402 printf("\n"); 403 } 404 #endif 405 406 lios->c_iflag = 0; 407 if (bios->c_iflag & IGNBRK) 408 lios->c_iflag |= LINUX_IGNBRK; 409 if (bios->c_iflag & BRKINT) 410 lios->c_iflag |= LINUX_BRKINT; 411 if (bios->c_iflag & IGNPAR) 412 lios->c_iflag |= LINUX_IGNPAR; 413 if (bios->c_iflag & PARMRK) 414 lios->c_iflag |= LINUX_PARMRK; 415 if (bios->c_iflag & INPCK) 416 lios->c_iflag |= LINUX_INPCK; 417 if (bios->c_iflag & ISTRIP) 418 lios->c_iflag |= LINUX_ISTRIP; 419 if (bios->c_iflag & INLCR) 420 lios->c_iflag |= LINUX_INLCR; 421 if (bios->c_iflag & IGNCR) 422 lios->c_iflag |= LINUX_IGNCR; 423 if (bios->c_iflag & ICRNL) 424 lios->c_iflag |= LINUX_ICRNL; 425 if (bios->c_iflag & IXON) 426 lios->c_iflag |= LINUX_IXON; 427 if (bios->c_iflag & IXANY) 428 lios->c_iflag |= LINUX_IXANY; 429 if (bios->c_iflag & IXOFF) 430 lios->c_iflag |= LINUX_IXOFF; 431 if (bios->c_iflag & IMAXBEL) 432 lios->c_iflag |= LINUX_IMAXBEL; 433 434 lios->c_oflag = 0; 435 if (bios->c_oflag & OPOST) 436 lios->c_oflag |= LINUX_OPOST; 437 if (bios->c_oflag & ONLCR) 438 lios->c_oflag |= LINUX_ONLCR; 439 if (bios->c_oflag & TAB3) 440 lios->c_oflag |= LINUX_XTABS; 441 442 lios->c_cflag = bsd_to_linux_speed(bios->c_ispeed, sptab); 443 lios->c_cflag |= (bios->c_cflag & CSIZE) >> 4; 444 if (bios->c_cflag & CSTOPB) 445 lios->c_cflag |= LINUX_CSTOPB; 446 if (bios->c_cflag & CREAD) 447 lios->c_cflag |= LINUX_CREAD; 448 if (bios->c_cflag & PARENB) 449 lios->c_cflag |= LINUX_PARENB; 450 if (bios->c_cflag & PARODD) 451 lios->c_cflag |= LINUX_PARODD; 452 if (bios->c_cflag & HUPCL) 453 lios->c_cflag |= LINUX_HUPCL; 454 if (bios->c_cflag & CLOCAL) 455 lios->c_cflag |= LINUX_CLOCAL; 456 if (bios->c_cflag & CRTSCTS) 457 lios->c_cflag |= LINUX_CRTSCTS; 458 459 lios->c_lflag = 0; 460 if (bios->c_lflag & ISIG) 461 lios->c_lflag |= LINUX_ISIG; 462 if (bios->c_lflag & ICANON) 463 lios->c_lflag |= LINUX_ICANON; 464 if (bios->c_lflag & ECHO) 465 lios->c_lflag |= LINUX_ECHO; 466 if (bios->c_lflag & ECHOE) 467 lios->c_lflag |= LINUX_ECHOE; 468 if (bios->c_lflag & ECHOK) 469 lios->c_lflag |= LINUX_ECHOK; 470 if (bios->c_lflag & ECHONL) 471 lios->c_lflag |= LINUX_ECHONL; 472 if (bios->c_lflag & NOFLSH) 473 lios->c_lflag |= LINUX_NOFLSH; 474 if (bios->c_lflag & TOSTOP) 475 lios->c_lflag |= LINUX_TOSTOP; 476 if (bios->c_lflag & ECHOCTL) 477 lios->c_lflag |= LINUX_ECHOCTL; 478 if (bios->c_lflag & ECHOPRT) 479 lios->c_lflag |= LINUX_ECHOPRT; 480 if (bios->c_lflag & ECHOKE) 481 lios->c_lflag |= LINUX_ECHOKE; 482 if (bios->c_lflag & FLUSHO) 483 lios->c_lflag |= LINUX_FLUSHO; 484 if (bios->c_lflag & PENDIN) 485 lios->c_lflag |= LINUX_PENDIN; 486 if (bios->c_lflag & IEXTEN) 487 lios->c_lflag |= LINUX_IEXTEN; 488 489 for (i=0; i<LINUX_NCCS; i++) 490 lios->c_cc[i] = LINUX_POSIX_VDISABLE; 491 lios->c_cc[LINUX_VINTR] = bios->c_cc[VINTR]; 492 lios->c_cc[LINUX_VQUIT] = bios->c_cc[VQUIT]; 493 lios->c_cc[LINUX_VERASE] = bios->c_cc[VERASE]; 494 lios->c_cc[LINUX_VKILL] = bios->c_cc[VKILL]; 495 lios->c_cc[LINUX_VEOF] = bios->c_cc[VEOF]; 496 lios->c_cc[LINUX_VEOL] = bios->c_cc[VEOL]; 497 lios->c_cc[LINUX_VMIN] = bios->c_cc[VMIN]; 498 lios->c_cc[LINUX_VTIME] = bios->c_cc[VTIME]; 499 lios->c_cc[LINUX_VEOL2] = bios->c_cc[VEOL2]; 500 lios->c_cc[LINUX_VSUSP] = bios->c_cc[VSUSP]; 501 lios->c_cc[LINUX_VSTART] = bios->c_cc[VSTART]; 502 lios->c_cc[LINUX_VSTOP] = bios->c_cc[VSTOP]; 503 lios->c_cc[LINUX_VREPRINT] = bios->c_cc[VREPRINT]; 504 lios->c_cc[LINUX_VDISCARD] = bios->c_cc[VDISCARD]; 505 lios->c_cc[LINUX_VWERASE] = bios->c_cc[VWERASE]; 506 lios->c_cc[LINUX_VLNEXT] = bios->c_cc[VLNEXT]; 507 508 for (i=0; i<LINUX_NCCS; i++) { 509 if (i != LINUX_VMIN && i != LINUX_VTIME && 510 lios->c_cc[i] == _POSIX_VDISABLE) 511 lios->c_cc[i] = LINUX_POSIX_VDISABLE; 512 } 513 lios->c_line = 0; 514 515 #ifdef DEBUG 516 if (ldebug(ioctl)) { 517 printf("LINUX: LINUX termios structure (output):\n"); 518 printf("i=%08x o=%08x c=%08x l=%08x line=%d\n", 519 lios->c_iflag, lios->c_oflag, lios->c_cflag, 520 lios->c_lflag, (int)lios->c_line); 521 printf("c_cc "); 522 for (i=0; i<LINUX_NCCS; i++) 523 printf("%02x ", lios->c_cc[i]); 524 printf("\n"); 525 } 526 #endif 527 } 528 529 static void 530 linux_to_bsd_termios(struct linux_termios *lios, struct termios *bios) 531 { 532 int i; 533 534 #ifdef DEBUG 535 if (ldebug(ioctl)) { 536 printf("LINUX: LINUX termios structure (input):\n"); 537 printf("i=%08x o=%08x c=%08x l=%08x line=%d\n", 538 lios->c_iflag, lios->c_oflag, lios->c_cflag, 539 lios->c_lflag, (int)lios->c_line); 540 printf("c_cc "); 541 for (i=0; i<LINUX_NCCS; i++) 542 printf("%02x ", lios->c_cc[i]); 543 printf("\n"); 544 } 545 #endif 546 547 bios->c_iflag = 0; 548 if (lios->c_iflag & LINUX_IGNBRK) 549 bios->c_iflag |= IGNBRK; 550 if (lios->c_iflag & LINUX_BRKINT) 551 bios->c_iflag |= BRKINT; 552 if (lios->c_iflag & LINUX_IGNPAR) 553 bios->c_iflag |= IGNPAR; 554 if (lios->c_iflag & LINUX_PARMRK) 555 bios->c_iflag |= PARMRK; 556 if (lios->c_iflag & LINUX_INPCK) 557 bios->c_iflag |= INPCK; 558 if (lios->c_iflag & LINUX_ISTRIP) 559 bios->c_iflag |= ISTRIP; 560 if (lios->c_iflag & LINUX_INLCR) 561 bios->c_iflag |= INLCR; 562 if (lios->c_iflag & LINUX_IGNCR) 563 bios->c_iflag |= IGNCR; 564 if (lios->c_iflag & LINUX_ICRNL) 565 bios->c_iflag |= ICRNL; 566 if (lios->c_iflag & LINUX_IXON) 567 bios->c_iflag |= IXON; 568 if (lios->c_iflag & LINUX_IXANY) 569 bios->c_iflag |= IXANY; 570 if (lios->c_iflag & LINUX_IXOFF) 571 bios->c_iflag |= IXOFF; 572 if (lios->c_iflag & LINUX_IMAXBEL) 573 bios->c_iflag |= IMAXBEL; 574 575 bios->c_oflag = 0; 576 if (lios->c_oflag & LINUX_OPOST) 577 bios->c_oflag |= OPOST; 578 if (lios->c_oflag & LINUX_ONLCR) 579 bios->c_oflag |= ONLCR; 580 if (lios->c_oflag & LINUX_XTABS) 581 bios->c_oflag |= TAB3; 582 583 bios->c_cflag = (lios->c_cflag & LINUX_CSIZE) << 4; 584 if (lios->c_cflag & LINUX_CSTOPB) 585 bios->c_cflag |= CSTOPB; 586 if (lios->c_cflag & LINUX_CREAD) 587 bios->c_cflag |= CREAD; 588 if (lios->c_cflag & LINUX_PARENB) 589 bios->c_cflag |= PARENB; 590 if (lios->c_cflag & LINUX_PARODD) 591 bios->c_cflag |= PARODD; 592 if (lios->c_cflag & LINUX_HUPCL) 593 bios->c_cflag |= HUPCL; 594 if (lios->c_cflag & LINUX_CLOCAL) 595 bios->c_cflag |= CLOCAL; 596 if (lios->c_cflag & LINUX_CRTSCTS) 597 bios->c_cflag |= CRTSCTS; 598 599 bios->c_lflag = 0; 600 if (lios->c_lflag & LINUX_ISIG) 601 bios->c_lflag |= ISIG; 602 if (lios->c_lflag & LINUX_ICANON) 603 bios->c_lflag |= ICANON; 604 if (lios->c_lflag & LINUX_ECHO) 605 bios->c_lflag |= ECHO; 606 if (lios->c_lflag & LINUX_ECHOE) 607 bios->c_lflag |= ECHOE; 608 if (lios->c_lflag & LINUX_ECHOK) 609 bios->c_lflag |= ECHOK; 610 if (lios->c_lflag & LINUX_ECHONL) 611 bios->c_lflag |= ECHONL; 612 if (lios->c_lflag & LINUX_NOFLSH) 613 bios->c_lflag |= NOFLSH; 614 if (lios->c_lflag & LINUX_TOSTOP) 615 bios->c_lflag |= TOSTOP; 616 if (lios->c_lflag & LINUX_ECHOCTL) 617 bios->c_lflag |= ECHOCTL; 618 if (lios->c_lflag & LINUX_ECHOPRT) 619 bios->c_lflag |= ECHOPRT; 620 if (lios->c_lflag & LINUX_ECHOKE) 621 bios->c_lflag |= ECHOKE; 622 if (lios->c_lflag & LINUX_FLUSHO) 623 bios->c_lflag |= FLUSHO; 624 if (lios->c_lflag & LINUX_PENDIN) 625 bios->c_lflag |= PENDIN; 626 if (lios->c_lflag & LINUX_IEXTEN) 627 bios->c_lflag |= IEXTEN; 628 629 for (i=0; i<NCCS; i++) 630 bios->c_cc[i] = _POSIX_VDISABLE; 631 bios->c_cc[VINTR] = lios->c_cc[LINUX_VINTR]; 632 bios->c_cc[VQUIT] = lios->c_cc[LINUX_VQUIT]; 633 bios->c_cc[VERASE] = lios->c_cc[LINUX_VERASE]; 634 bios->c_cc[VKILL] = lios->c_cc[LINUX_VKILL]; 635 bios->c_cc[VEOF] = lios->c_cc[LINUX_VEOF]; 636 bios->c_cc[VEOL] = lios->c_cc[LINUX_VEOL]; 637 bios->c_cc[VMIN] = lios->c_cc[LINUX_VMIN]; 638 bios->c_cc[VTIME] = lios->c_cc[LINUX_VTIME]; 639 bios->c_cc[VEOL2] = lios->c_cc[LINUX_VEOL2]; 640 bios->c_cc[VSUSP] = lios->c_cc[LINUX_VSUSP]; 641 bios->c_cc[VSTART] = lios->c_cc[LINUX_VSTART]; 642 bios->c_cc[VSTOP] = lios->c_cc[LINUX_VSTOP]; 643 bios->c_cc[VREPRINT] = lios->c_cc[LINUX_VREPRINT]; 644 bios->c_cc[VDISCARD] = lios->c_cc[LINUX_VDISCARD]; 645 bios->c_cc[VWERASE] = lios->c_cc[LINUX_VWERASE]; 646 bios->c_cc[VLNEXT] = lios->c_cc[LINUX_VLNEXT]; 647 648 for (i=0; i<NCCS; i++) { 649 if (i != VMIN && i != VTIME && 650 bios->c_cc[i] == LINUX_POSIX_VDISABLE) 651 bios->c_cc[i] = _POSIX_VDISABLE; 652 } 653 654 bios->c_ispeed = bios->c_ospeed = 655 linux_to_bsd_speed(lios->c_cflag & LINUX_CBAUD, sptab); 656 657 #ifdef DEBUG 658 if (ldebug(ioctl)) { 659 printf("LINUX: BSD termios structure (output):\n"); 660 printf("i=%08x o=%08x c=%08x l=%08x ispeed=%d ospeed=%d\n", 661 bios->c_iflag, bios->c_oflag, bios->c_cflag, bios->c_lflag, 662 bios->c_ispeed, bios->c_ospeed); 663 printf("c_cc "); 664 for (i=0; i<NCCS; i++) 665 printf("%02x ", bios->c_cc[i]); 666 printf("\n"); 667 } 668 #endif 669 } 670 671 static void 672 bsd_to_linux_termio(struct termios *bios, struct linux_termio *lio) 673 { 674 struct linux_termios lios; 675 676 bsd_to_linux_termios(bios, &lios); 677 lio->c_iflag = lios.c_iflag; 678 lio->c_oflag = lios.c_oflag; 679 lio->c_cflag = lios.c_cflag; 680 lio->c_lflag = lios.c_lflag; 681 lio->c_line = lios.c_line; 682 memcpy(lio->c_cc, lios.c_cc, LINUX_NCC); 683 } 684 685 static void 686 linux_to_bsd_termio(struct linux_termio *lio, struct termios *bios) 687 { 688 struct linux_termios lios; 689 int i; 690 691 lios.c_iflag = lio->c_iflag; 692 lios.c_oflag = lio->c_oflag; 693 lios.c_cflag = lio->c_cflag; 694 lios.c_lflag = lio->c_lflag; 695 for (i=LINUX_NCC; i<LINUX_NCCS; i++) 696 lios.c_cc[i] = LINUX_POSIX_VDISABLE; 697 memcpy(lios.c_cc, lio->c_cc, LINUX_NCC); 698 linux_to_bsd_termios(&lios, bios); 699 } 700 701 static int 702 linux_ioctl_termio(struct thread *td, struct linux_ioctl_args *args) 703 { 704 struct termios bios; 705 struct linux_termios lios; 706 struct linux_termio lio; 707 cap_rights_t rights; 708 struct file *fp; 709 int error; 710 711 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 712 if (error != 0) 713 return (error); 714 715 switch (args->cmd & 0xffff) { 716 717 case LINUX_TCGETS: 718 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred, 719 td); 720 if (error) 721 break; 722 bsd_to_linux_termios(&bios, &lios); 723 error = copyout(&lios, (void *)args->arg, sizeof(lios)); 724 break; 725 726 case LINUX_TCSETS: 727 error = copyin((void *)args->arg, &lios, sizeof(lios)); 728 if (error) 729 break; 730 linux_to_bsd_termios(&lios, &bios); 731 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred, 732 td)); 733 break; 734 735 case LINUX_TCSETSW: 736 error = copyin((void *)args->arg, &lios, sizeof(lios)); 737 if (error) 738 break; 739 linux_to_bsd_termios(&lios, &bios); 740 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred, 741 td)); 742 break; 743 744 case LINUX_TCSETSF: 745 error = copyin((void *)args->arg, &lios, sizeof(lios)); 746 if (error) 747 break; 748 linux_to_bsd_termios(&lios, &bios); 749 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred, 750 td)); 751 break; 752 753 case LINUX_TCGETA: 754 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred, 755 td); 756 if (error) 757 break; 758 bsd_to_linux_termio(&bios, &lio); 759 error = (copyout(&lio, (void *)args->arg, sizeof(lio))); 760 break; 761 762 case LINUX_TCSETA: 763 error = copyin((void *)args->arg, &lio, sizeof(lio)); 764 if (error) 765 break; 766 linux_to_bsd_termio(&lio, &bios); 767 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred, 768 td)); 769 break; 770 771 case LINUX_TCSETAW: 772 error = copyin((void *)args->arg, &lio, sizeof(lio)); 773 if (error) 774 break; 775 linux_to_bsd_termio(&lio, &bios); 776 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred, 777 td)); 778 break; 779 780 case LINUX_TCSETAF: 781 error = copyin((void *)args->arg, &lio, sizeof(lio)); 782 if (error) 783 break; 784 linux_to_bsd_termio(&lio, &bios); 785 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred, 786 td)); 787 break; 788 789 /* LINUX_TCSBRK */ 790 791 case LINUX_TCXONC: { 792 switch (args->arg) { 793 case LINUX_TCOOFF: 794 args->cmd = TIOCSTOP; 795 break; 796 case LINUX_TCOON: 797 args->cmd = TIOCSTART; 798 break; 799 case LINUX_TCIOFF: 800 case LINUX_TCION: { 801 int c; 802 struct write_args wr; 803 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, 804 td->td_ucred, td); 805 if (error) 806 break; 807 fdrop(fp, td); 808 c = (args->arg == LINUX_TCIOFF) ? VSTOP : VSTART; 809 c = bios.c_cc[c]; 810 if (c != _POSIX_VDISABLE) { 811 wr.fd = args->fd; 812 wr.buf = &c; 813 wr.nbyte = sizeof(c); 814 return (sys_write(td, &wr)); 815 } else 816 return (0); 817 } 818 default: 819 fdrop(fp, td); 820 return (EINVAL); 821 } 822 args->arg = 0; 823 error = (sys_ioctl(td, (struct ioctl_args *)args)); 824 break; 825 } 826 827 case LINUX_TCFLSH: { 828 int val; 829 switch (args->arg) { 830 case LINUX_TCIFLUSH: 831 val = FREAD; 832 break; 833 case LINUX_TCOFLUSH: 834 val = FWRITE; 835 break; 836 case LINUX_TCIOFLUSH: 837 val = FREAD | FWRITE; 838 break; 839 default: 840 fdrop(fp, td); 841 return (EINVAL); 842 } 843 error = (fo_ioctl(fp,TIOCFLUSH,(caddr_t)&val,td->td_ucred,td)); 844 break; 845 } 846 847 case LINUX_TIOCEXCL: 848 args->cmd = TIOCEXCL; 849 error = (sys_ioctl(td, (struct ioctl_args *)args)); 850 break; 851 852 case LINUX_TIOCNXCL: 853 args->cmd = TIOCNXCL; 854 error = (sys_ioctl(td, (struct ioctl_args *)args)); 855 break; 856 857 case LINUX_TIOCSCTTY: 858 args->cmd = TIOCSCTTY; 859 error = (sys_ioctl(td, (struct ioctl_args *)args)); 860 break; 861 862 case LINUX_TIOCGPGRP: 863 args->cmd = TIOCGPGRP; 864 error = (sys_ioctl(td, (struct ioctl_args *)args)); 865 break; 866 867 case LINUX_TIOCSPGRP: 868 args->cmd = TIOCSPGRP; 869 error = (sys_ioctl(td, (struct ioctl_args *)args)); 870 break; 871 872 /* LINUX_TIOCOUTQ */ 873 /* LINUX_TIOCSTI */ 874 875 case LINUX_TIOCGWINSZ: 876 args->cmd = TIOCGWINSZ; 877 error = (sys_ioctl(td, (struct ioctl_args *)args)); 878 break; 879 880 case LINUX_TIOCSWINSZ: 881 args->cmd = TIOCSWINSZ; 882 error = (sys_ioctl(td, (struct ioctl_args *)args)); 883 break; 884 885 case LINUX_TIOCMGET: 886 args->cmd = TIOCMGET; 887 error = (sys_ioctl(td, (struct ioctl_args *)args)); 888 break; 889 890 case LINUX_TIOCMBIS: 891 args->cmd = TIOCMBIS; 892 error = (sys_ioctl(td, (struct ioctl_args *)args)); 893 break; 894 895 case LINUX_TIOCMBIC: 896 args->cmd = TIOCMBIC; 897 error = (sys_ioctl(td, (struct ioctl_args *)args)); 898 break; 899 900 case LINUX_TIOCMSET: 901 args->cmd = TIOCMSET; 902 error = (sys_ioctl(td, (struct ioctl_args *)args)); 903 break; 904 905 /* TIOCGSOFTCAR */ 906 /* TIOCSSOFTCAR */ 907 908 case LINUX_FIONREAD: /* LINUX_TIOCINQ */ 909 args->cmd = FIONREAD; 910 error = (sys_ioctl(td, (struct ioctl_args *)args)); 911 break; 912 913 /* LINUX_TIOCLINUX */ 914 915 case LINUX_TIOCCONS: 916 args->cmd = TIOCCONS; 917 error = (sys_ioctl(td, (struct ioctl_args *)args)); 918 break; 919 920 case LINUX_TIOCGSERIAL: { 921 struct linux_serial_struct lss; 922 lss.type = LINUX_PORT_16550A; 923 lss.flags = 0; 924 lss.close_delay = 0; 925 error = copyout(&lss, (void *)args->arg, sizeof(lss)); 926 break; 927 } 928 929 case LINUX_TIOCSSERIAL: { 930 struct linux_serial_struct lss; 931 error = copyin((void *)args->arg, &lss, sizeof(lss)); 932 if (error) 933 break; 934 /* XXX - It really helps to have an implementation that 935 * does nothing. NOT! 936 */ 937 error = 0; 938 break; 939 } 940 941 case LINUX_TIOCPKT: 942 args->cmd = TIOCPKT; 943 error = (sys_ioctl(td, (struct ioctl_args *)args)); 944 break; 945 946 case LINUX_FIONBIO: 947 args->cmd = FIONBIO; 948 error = (sys_ioctl(td, (struct ioctl_args *)args)); 949 break; 950 951 case LINUX_TIOCNOTTY: 952 args->cmd = TIOCNOTTY; 953 error = (sys_ioctl(td, (struct ioctl_args *)args)); 954 break; 955 956 case LINUX_TIOCSETD: { 957 int line; 958 switch (args->arg) { 959 case LINUX_N_TTY: 960 line = TTYDISC; 961 break; 962 case LINUX_N_SLIP: 963 line = SLIPDISC; 964 break; 965 case LINUX_N_PPP: 966 line = PPPDISC; 967 break; 968 default: 969 fdrop(fp, td); 970 return (EINVAL); 971 } 972 error = (fo_ioctl(fp, TIOCSETD, (caddr_t)&line, td->td_ucred, 973 td)); 974 break; 975 } 976 977 case LINUX_TIOCGETD: { 978 int linux_line; 979 int bsd_line = TTYDISC; 980 error = fo_ioctl(fp, TIOCGETD, (caddr_t)&bsd_line, 981 td->td_ucred, td); 982 if (error) 983 return (error); 984 switch (bsd_line) { 985 case TTYDISC: 986 linux_line = LINUX_N_TTY; 987 break; 988 case SLIPDISC: 989 linux_line = LINUX_N_SLIP; 990 break; 991 case PPPDISC: 992 linux_line = LINUX_N_PPP; 993 break; 994 default: 995 fdrop(fp, td); 996 return (EINVAL); 997 } 998 error = (copyout(&linux_line, (void *)args->arg, sizeof(int))); 999 break; 1000 } 1001 1002 /* LINUX_TCSBRKP */ 1003 /* LINUX_TIOCTTYGSTRUCT */ 1004 1005 case LINUX_FIONCLEX: 1006 args->cmd = FIONCLEX; 1007 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1008 break; 1009 1010 case LINUX_FIOCLEX: 1011 args->cmd = FIOCLEX; 1012 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1013 break; 1014 1015 case LINUX_FIOASYNC: 1016 args->cmd = FIOASYNC; 1017 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1018 break; 1019 1020 /* LINUX_TIOCSERCONFIG */ 1021 /* LINUX_TIOCSERGWILD */ 1022 /* LINUX_TIOCSERSWILD */ 1023 /* LINUX_TIOCGLCKTRMIOS */ 1024 /* LINUX_TIOCSLCKTRMIOS */ 1025 1026 case LINUX_TIOCSBRK: 1027 args->cmd = TIOCSBRK; 1028 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1029 break; 1030 1031 case LINUX_TIOCCBRK: 1032 args->cmd = TIOCCBRK; 1033 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1034 break; 1035 case LINUX_TIOCGPTN: { 1036 int nb; 1037 1038 error = fo_ioctl(fp, TIOCGPTN, (caddr_t)&nb, td->td_ucred, td); 1039 if (!error) 1040 error = copyout(&nb, (void *)args->arg, 1041 sizeof(int)); 1042 break; 1043 } 1044 case LINUX_TIOCSPTLCK: 1045 /* Our unlockpt() does nothing. */ 1046 error = 0; 1047 break; 1048 default: 1049 error = ENOIOCTL; 1050 break; 1051 } 1052 1053 fdrop(fp, td); 1054 return (error); 1055 } 1056 1057 /* 1058 * CDROM related ioctls 1059 */ 1060 1061 struct linux_cdrom_msf 1062 { 1063 u_char cdmsf_min0; 1064 u_char cdmsf_sec0; 1065 u_char cdmsf_frame0; 1066 u_char cdmsf_min1; 1067 u_char cdmsf_sec1; 1068 u_char cdmsf_frame1; 1069 }; 1070 1071 struct linux_cdrom_tochdr 1072 { 1073 u_char cdth_trk0; 1074 u_char cdth_trk1; 1075 }; 1076 1077 union linux_cdrom_addr 1078 { 1079 struct { 1080 u_char minute; 1081 u_char second; 1082 u_char frame; 1083 } msf; 1084 int lba; 1085 }; 1086 1087 struct linux_cdrom_tocentry 1088 { 1089 u_char cdte_track; 1090 u_char cdte_adr:4; 1091 u_char cdte_ctrl:4; 1092 u_char cdte_format; 1093 union linux_cdrom_addr cdte_addr; 1094 u_char cdte_datamode; 1095 }; 1096 1097 struct linux_cdrom_subchnl 1098 { 1099 u_char cdsc_format; 1100 u_char cdsc_audiostatus; 1101 u_char cdsc_adr:4; 1102 u_char cdsc_ctrl:4; 1103 u_char cdsc_trk; 1104 u_char cdsc_ind; 1105 union linux_cdrom_addr cdsc_absaddr; 1106 union linux_cdrom_addr cdsc_reladdr; 1107 }; 1108 1109 struct l_cdrom_read_audio { 1110 union linux_cdrom_addr addr; 1111 u_char addr_format; 1112 l_int nframes; 1113 u_char *buf; 1114 }; 1115 1116 struct l_dvd_layer { 1117 u_char book_version:4; 1118 u_char book_type:4; 1119 u_char min_rate:4; 1120 u_char disc_size:4; 1121 u_char layer_type:4; 1122 u_char track_path:1; 1123 u_char nlayers:2; 1124 u_char track_density:4; 1125 u_char linear_density:4; 1126 u_char bca:1; 1127 u_int32_t start_sector; 1128 u_int32_t end_sector; 1129 u_int32_t end_sector_l0; 1130 }; 1131 1132 struct l_dvd_physical { 1133 u_char type; 1134 u_char layer_num; 1135 struct l_dvd_layer layer[4]; 1136 }; 1137 1138 struct l_dvd_copyright { 1139 u_char type; 1140 u_char layer_num; 1141 u_char cpst; 1142 u_char rmi; 1143 }; 1144 1145 struct l_dvd_disckey { 1146 u_char type; 1147 l_uint agid:2; 1148 u_char value[2048]; 1149 }; 1150 1151 struct l_dvd_bca { 1152 u_char type; 1153 l_int len; 1154 u_char value[188]; 1155 }; 1156 1157 struct l_dvd_manufact { 1158 u_char type; 1159 u_char layer_num; 1160 l_int len; 1161 u_char value[2048]; 1162 }; 1163 1164 typedef union { 1165 u_char type; 1166 struct l_dvd_physical physical; 1167 struct l_dvd_copyright copyright; 1168 struct l_dvd_disckey disckey; 1169 struct l_dvd_bca bca; 1170 struct l_dvd_manufact manufact; 1171 } l_dvd_struct; 1172 1173 typedef u_char l_dvd_key[5]; 1174 typedef u_char l_dvd_challenge[10]; 1175 1176 struct l_dvd_lu_send_agid { 1177 u_char type; 1178 l_uint agid:2; 1179 }; 1180 1181 struct l_dvd_host_send_challenge { 1182 u_char type; 1183 l_uint agid:2; 1184 l_dvd_challenge chal; 1185 }; 1186 1187 struct l_dvd_send_key { 1188 u_char type; 1189 l_uint agid:2; 1190 l_dvd_key key; 1191 }; 1192 1193 struct l_dvd_lu_send_challenge { 1194 u_char type; 1195 l_uint agid:2; 1196 l_dvd_challenge chal; 1197 }; 1198 1199 struct l_dvd_lu_send_title_key { 1200 u_char type; 1201 l_uint agid:2; 1202 l_dvd_key title_key; 1203 l_int lba; 1204 l_uint cpm:1; 1205 l_uint cp_sec:1; 1206 l_uint cgms:2; 1207 }; 1208 1209 struct l_dvd_lu_send_asf { 1210 u_char type; 1211 l_uint agid:2; 1212 l_uint asf:1; 1213 }; 1214 1215 struct l_dvd_host_send_rpcstate { 1216 u_char type; 1217 u_char pdrc; 1218 }; 1219 1220 struct l_dvd_lu_send_rpcstate { 1221 u_char type:2; 1222 u_char vra:3; 1223 u_char ucca:3; 1224 u_char region_mask; 1225 u_char rpc_scheme; 1226 }; 1227 1228 typedef union { 1229 u_char type; 1230 struct l_dvd_lu_send_agid lsa; 1231 struct l_dvd_host_send_challenge hsc; 1232 struct l_dvd_send_key lsk; 1233 struct l_dvd_lu_send_challenge lsc; 1234 struct l_dvd_send_key hsk; 1235 struct l_dvd_lu_send_title_key lstk; 1236 struct l_dvd_lu_send_asf lsasf; 1237 struct l_dvd_host_send_rpcstate hrpcs; 1238 struct l_dvd_lu_send_rpcstate lrpcs; 1239 } l_dvd_authinfo; 1240 1241 static void 1242 bsd_to_linux_msf_lba(u_char af, union msf_lba *bp, union linux_cdrom_addr *lp) 1243 { 1244 if (af == CD_LBA_FORMAT) 1245 lp->lba = bp->lba; 1246 else { 1247 lp->msf.minute = bp->msf.minute; 1248 lp->msf.second = bp->msf.second; 1249 lp->msf.frame = bp->msf.frame; 1250 } 1251 } 1252 1253 static void 1254 set_linux_cdrom_addr(union linux_cdrom_addr *addr, int format, int lba) 1255 { 1256 if (format == LINUX_CDROM_MSF) { 1257 addr->msf.frame = lba % 75; 1258 lba /= 75; 1259 lba += 2; 1260 addr->msf.second = lba % 60; 1261 addr->msf.minute = lba / 60; 1262 } else 1263 addr->lba = lba; 1264 } 1265 1266 static int 1267 linux_to_bsd_dvd_struct(l_dvd_struct *lp, struct dvd_struct *bp) 1268 { 1269 bp->format = lp->type; 1270 switch (bp->format) { 1271 case DVD_STRUCT_PHYSICAL: 1272 if (bp->layer_num >= 4) 1273 return (EINVAL); 1274 bp->layer_num = lp->physical.layer_num; 1275 break; 1276 case DVD_STRUCT_COPYRIGHT: 1277 bp->layer_num = lp->copyright.layer_num; 1278 break; 1279 case DVD_STRUCT_DISCKEY: 1280 bp->agid = lp->disckey.agid; 1281 break; 1282 case DVD_STRUCT_BCA: 1283 case DVD_STRUCT_MANUFACT: 1284 break; 1285 default: 1286 return (EINVAL); 1287 } 1288 return (0); 1289 } 1290 1291 static int 1292 bsd_to_linux_dvd_struct(struct dvd_struct *bp, l_dvd_struct *lp) 1293 { 1294 switch (bp->format) { 1295 case DVD_STRUCT_PHYSICAL: { 1296 struct dvd_layer *blp = (struct dvd_layer *)bp->data; 1297 struct l_dvd_layer *llp = &lp->physical.layer[bp->layer_num]; 1298 memset(llp, 0, sizeof(*llp)); 1299 llp->book_version = blp->book_version; 1300 llp->book_type = blp->book_type; 1301 llp->min_rate = blp->max_rate; 1302 llp->disc_size = blp->disc_size; 1303 llp->layer_type = blp->layer_type; 1304 llp->track_path = blp->track_path; 1305 llp->nlayers = blp->nlayers; 1306 llp->track_density = blp->track_density; 1307 llp->linear_density = blp->linear_density; 1308 llp->bca = blp->bca; 1309 llp->start_sector = blp->start_sector; 1310 llp->end_sector = blp->end_sector; 1311 llp->end_sector_l0 = blp->end_sector_l0; 1312 break; 1313 } 1314 case DVD_STRUCT_COPYRIGHT: 1315 lp->copyright.cpst = bp->cpst; 1316 lp->copyright.rmi = bp->rmi; 1317 break; 1318 case DVD_STRUCT_DISCKEY: 1319 memcpy(lp->disckey.value, bp->data, sizeof(lp->disckey.value)); 1320 break; 1321 case DVD_STRUCT_BCA: 1322 lp->bca.len = bp->length; 1323 memcpy(lp->bca.value, bp->data, sizeof(lp->bca.value)); 1324 break; 1325 case DVD_STRUCT_MANUFACT: 1326 lp->manufact.len = bp->length; 1327 memcpy(lp->manufact.value, bp->data, 1328 sizeof(lp->manufact.value)); 1329 /* lp->manufact.layer_num is unused in linux (redhat 7.0) */ 1330 break; 1331 default: 1332 return (EINVAL); 1333 } 1334 return (0); 1335 } 1336 1337 static int 1338 linux_to_bsd_dvd_authinfo(l_dvd_authinfo *lp, int *bcode, 1339 struct dvd_authinfo *bp) 1340 { 1341 switch (lp->type) { 1342 case LINUX_DVD_LU_SEND_AGID: 1343 *bcode = DVDIOCREPORTKEY; 1344 bp->format = DVD_REPORT_AGID; 1345 bp->agid = lp->lsa.agid; 1346 break; 1347 case LINUX_DVD_HOST_SEND_CHALLENGE: 1348 *bcode = DVDIOCSENDKEY; 1349 bp->format = DVD_SEND_CHALLENGE; 1350 bp->agid = lp->hsc.agid; 1351 memcpy(bp->keychal, lp->hsc.chal, 10); 1352 break; 1353 case LINUX_DVD_LU_SEND_KEY1: 1354 *bcode = DVDIOCREPORTKEY; 1355 bp->format = DVD_REPORT_KEY1; 1356 bp->agid = lp->lsk.agid; 1357 break; 1358 case LINUX_DVD_LU_SEND_CHALLENGE: 1359 *bcode = DVDIOCREPORTKEY; 1360 bp->format = DVD_REPORT_CHALLENGE; 1361 bp->agid = lp->lsc.agid; 1362 break; 1363 case LINUX_DVD_HOST_SEND_KEY2: 1364 *bcode = DVDIOCSENDKEY; 1365 bp->format = DVD_SEND_KEY2; 1366 bp->agid = lp->hsk.agid; 1367 memcpy(bp->keychal, lp->hsk.key, 5); 1368 break; 1369 case LINUX_DVD_LU_SEND_TITLE_KEY: 1370 *bcode = DVDIOCREPORTKEY; 1371 bp->format = DVD_REPORT_TITLE_KEY; 1372 bp->agid = lp->lstk.agid; 1373 bp->lba = lp->lstk.lba; 1374 break; 1375 case LINUX_DVD_LU_SEND_ASF: 1376 *bcode = DVDIOCREPORTKEY; 1377 bp->format = DVD_REPORT_ASF; 1378 bp->agid = lp->lsasf.agid; 1379 break; 1380 case LINUX_DVD_INVALIDATE_AGID: 1381 *bcode = DVDIOCREPORTKEY; 1382 bp->format = DVD_INVALIDATE_AGID; 1383 bp->agid = lp->lsa.agid; 1384 break; 1385 case LINUX_DVD_LU_SEND_RPC_STATE: 1386 *bcode = DVDIOCREPORTKEY; 1387 bp->format = DVD_REPORT_RPC; 1388 break; 1389 case LINUX_DVD_HOST_SEND_RPC_STATE: 1390 *bcode = DVDIOCSENDKEY; 1391 bp->format = DVD_SEND_RPC; 1392 bp->region = lp->hrpcs.pdrc; 1393 break; 1394 default: 1395 return (EINVAL); 1396 } 1397 return (0); 1398 } 1399 1400 static int 1401 bsd_to_linux_dvd_authinfo(struct dvd_authinfo *bp, l_dvd_authinfo *lp) 1402 { 1403 switch (lp->type) { 1404 case LINUX_DVD_LU_SEND_AGID: 1405 lp->lsa.agid = bp->agid; 1406 break; 1407 case LINUX_DVD_HOST_SEND_CHALLENGE: 1408 lp->type = LINUX_DVD_LU_SEND_KEY1; 1409 break; 1410 case LINUX_DVD_LU_SEND_KEY1: 1411 memcpy(lp->lsk.key, bp->keychal, sizeof(lp->lsk.key)); 1412 break; 1413 case LINUX_DVD_LU_SEND_CHALLENGE: 1414 memcpy(lp->lsc.chal, bp->keychal, sizeof(lp->lsc.chal)); 1415 break; 1416 case LINUX_DVD_HOST_SEND_KEY2: 1417 lp->type = LINUX_DVD_AUTH_ESTABLISHED; 1418 break; 1419 case LINUX_DVD_LU_SEND_TITLE_KEY: 1420 memcpy(lp->lstk.title_key, bp->keychal, 1421 sizeof(lp->lstk.title_key)); 1422 lp->lstk.cpm = bp->cpm; 1423 lp->lstk.cp_sec = bp->cp_sec; 1424 lp->lstk.cgms = bp->cgms; 1425 break; 1426 case LINUX_DVD_LU_SEND_ASF: 1427 lp->lsasf.asf = bp->asf; 1428 break; 1429 case LINUX_DVD_INVALIDATE_AGID: 1430 break; 1431 case LINUX_DVD_LU_SEND_RPC_STATE: 1432 lp->lrpcs.type = bp->reg_type; 1433 lp->lrpcs.vra = bp->vend_rsts; 1434 lp->lrpcs.ucca = bp->user_rsts; 1435 lp->lrpcs.region_mask = bp->region; 1436 lp->lrpcs.rpc_scheme = bp->rpc_scheme; 1437 break; 1438 case LINUX_DVD_HOST_SEND_RPC_STATE: 1439 break; 1440 default: 1441 return (EINVAL); 1442 } 1443 return (0); 1444 } 1445 1446 static int 1447 linux_ioctl_cdrom(struct thread *td, struct linux_ioctl_args *args) 1448 { 1449 cap_rights_t rights; 1450 struct file *fp; 1451 int error; 1452 1453 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 1454 if (error != 0) 1455 return (error); 1456 switch (args->cmd & 0xffff) { 1457 1458 case LINUX_CDROMPAUSE: 1459 args->cmd = CDIOCPAUSE; 1460 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1461 break; 1462 1463 case LINUX_CDROMRESUME: 1464 args->cmd = CDIOCRESUME; 1465 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1466 break; 1467 1468 case LINUX_CDROMPLAYMSF: 1469 args->cmd = CDIOCPLAYMSF; 1470 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1471 break; 1472 1473 case LINUX_CDROMPLAYTRKIND: 1474 args->cmd = CDIOCPLAYTRACKS; 1475 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1476 break; 1477 1478 case LINUX_CDROMREADTOCHDR: { 1479 struct ioc_toc_header th; 1480 struct linux_cdrom_tochdr lth; 1481 error = fo_ioctl(fp, CDIOREADTOCHEADER, (caddr_t)&th, 1482 td->td_ucred, td); 1483 if (!error) { 1484 lth.cdth_trk0 = th.starting_track; 1485 lth.cdth_trk1 = th.ending_track; 1486 copyout(<h, (void *)args->arg, sizeof(lth)); 1487 } 1488 break; 1489 } 1490 1491 case LINUX_CDROMREADTOCENTRY: { 1492 struct linux_cdrom_tocentry lte; 1493 struct ioc_read_toc_single_entry irtse; 1494 1495 error = copyin((void *)args->arg, <e, sizeof(lte)); 1496 if (error) 1497 break; 1498 irtse.address_format = lte.cdte_format; 1499 irtse.track = lte.cdte_track; 1500 error = fo_ioctl(fp, CDIOREADTOCENTRY, (caddr_t)&irtse, 1501 td->td_ucred, td); 1502 if (!error) { 1503 lte.cdte_ctrl = irtse.entry.control; 1504 lte.cdte_adr = irtse.entry.addr_type; 1505 bsd_to_linux_msf_lba(irtse.address_format, 1506 &irtse.entry.addr, <e.cdte_addr); 1507 error = copyout(<e, (void *)args->arg, sizeof(lte)); 1508 } 1509 break; 1510 } 1511 1512 case LINUX_CDROMSTOP: 1513 args->cmd = CDIOCSTOP; 1514 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1515 break; 1516 1517 case LINUX_CDROMSTART: 1518 args->cmd = CDIOCSTART; 1519 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1520 break; 1521 1522 case LINUX_CDROMEJECT: 1523 args->cmd = CDIOCEJECT; 1524 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1525 break; 1526 1527 /* LINUX_CDROMVOLCTRL */ 1528 1529 case LINUX_CDROMSUBCHNL: { 1530 struct linux_cdrom_subchnl sc; 1531 struct ioc_read_subchannel bsdsc; 1532 struct cd_sub_channel_info bsdinfo; 1533 1534 bsdsc.address_format = CD_LBA_FORMAT; 1535 bsdsc.data_format = CD_CURRENT_POSITION; 1536 bsdsc.track = 0; 1537 bsdsc.data_len = sizeof(bsdinfo); 1538 bsdsc.data = &bsdinfo; 1539 error = fo_ioctl(fp, CDIOCREADSUBCHANNEL_SYSSPACE, 1540 (caddr_t)&bsdsc, td->td_ucred, td); 1541 if (error) 1542 break; 1543 error = copyin((void *)args->arg, &sc, sizeof(sc)); 1544 if (error) 1545 break; 1546 sc.cdsc_audiostatus = bsdinfo.header.audio_status; 1547 sc.cdsc_adr = bsdinfo.what.position.addr_type; 1548 sc.cdsc_ctrl = bsdinfo.what.position.control; 1549 sc.cdsc_trk = bsdinfo.what.position.track_number; 1550 sc.cdsc_ind = bsdinfo.what.position.index_number; 1551 set_linux_cdrom_addr(&sc.cdsc_absaddr, sc.cdsc_format, 1552 bsdinfo.what.position.absaddr.lba); 1553 set_linux_cdrom_addr(&sc.cdsc_reladdr, sc.cdsc_format, 1554 bsdinfo.what.position.reladdr.lba); 1555 error = copyout(&sc, (void *)args->arg, sizeof(sc)); 1556 break; 1557 } 1558 1559 /* LINUX_CDROMREADMODE2 */ 1560 /* LINUX_CDROMREADMODE1 */ 1561 /* LINUX_CDROMREADAUDIO */ 1562 /* LINUX_CDROMEJECT_SW */ 1563 /* LINUX_CDROMMULTISESSION */ 1564 /* LINUX_CDROM_GET_UPC */ 1565 1566 case LINUX_CDROMRESET: 1567 args->cmd = CDIOCRESET; 1568 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1569 break; 1570 1571 /* LINUX_CDROMVOLREAD */ 1572 /* LINUX_CDROMREADRAW */ 1573 /* LINUX_CDROMREADCOOKED */ 1574 /* LINUX_CDROMSEEK */ 1575 /* LINUX_CDROMPLAYBLK */ 1576 /* LINUX_CDROMREADALL */ 1577 /* LINUX_CDROMCLOSETRAY */ 1578 /* LINUX_CDROMLOADFROMSLOT */ 1579 /* LINUX_CDROMGETSPINDOWN */ 1580 /* LINUX_CDROMSETSPINDOWN */ 1581 /* LINUX_CDROM_SET_OPTIONS */ 1582 /* LINUX_CDROM_CLEAR_OPTIONS */ 1583 /* LINUX_CDROM_SELECT_SPEED */ 1584 /* LINUX_CDROM_SELECT_DISC */ 1585 /* LINUX_CDROM_MEDIA_CHANGED */ 1586 /* LINUX_CDROM_DRIVE_STATUS */ 1587 /* LINUX_CDROM_DISC_STATUS */ 1588 /* LINUX_CDROM_CHANGER_NSLOTS */ 1589 /* LINUX_CDROM_LOCKDOOR */ 1590 /* LINUX_CDROM_DEBUG */ 1591 /* LINUX_CDROM_GET_CAPABILITY */ 1592 /* LINUX_CDROMAUDIOBUFSIZ */ 1593 1594 case LINUX_DVD_READ_STRUCT: { 1595 l_dvd_struct *lds; 1596 struct dvd_struct *bds; 1597 1598 lds = malloc(sizeof(*lds), M_LINUX, M_WAITOK); 1599 bds = malloc(sizeof(*bds), M_LINUX, M_WAITOK); 1600 error = copyin((void *)args->arg, lds, sizeof(*lds)); 1601 if (error) 1602 goto out; 1603 error = linux_to_bsd_dvd_struct(lds, bds); 1604 if (error) 1605 goto out; 1606 error = fo_ioctl(fp, DVDIOCREADSTRUCTURE, (caddr_t)bds, 1607 td->td_ucred, td); 1608 if (error) 1609 goto out; 1610 error = bsd_to_linux_dvd_struct(bds, lds); 1611 if (error) 1612 goto out; 1613 error = copyout(lds, (void *)args->arg, sizeof(*lds)); 1614 out: 1615 free(bds, M_LINUX); 1616 free(lds, M_LINUX); 1617 break; 1618 } 1619 1620 /* LINUX_DVD_WRITE_STRUCT */ 1621 1622 case LINUX_DVD_AUTH: { 1623 l_dvd_authinfo lda; 1624 struct dvd_authinfo bda; 1625 int bcode; 1626 1627 error = copyin((void *)args->arg, &lda, sizeof(lda)); 1628 if (error) 1629 break; 1630 error = linux_to_bsd_dvd_authinfo(&lda, &bcode, &bda); 1631 if (error) 1632 break; 1633 error = fo_ioctl(fp, bcode, (caddr_t)&bda, td->td_ucred, 1634 td); 1635 if (error) { 1636 if (lda.type == LINUX_DVD_HOST_SEND_KEY2) { 1637 lda.type = LINUX_DVD_AUTH_FAILURE; 1638 copyout(&lda, (void *)args->arg, sizeof(lda)); 1639 } 1640 break; 1641 } 1642 error = bsd_to_linux_dvd_authinfo(&bda, &lda); 1643 if (error) 1644 break; 1645 error = copyout(&lda, (void *)args->arg, sizeof(lda)); 1646 break; 1647 } 1648 1649 case LINUX_SCSI_GET_BUS_NUMBER: 1650 { 1651 struct sg_scsi_id id; 1652 1653 error = fo_ioctl(fp, SG_GET_SCSI_ID, (caddr_t)&id, 1654 td->td_ucred, td); 1655 if (error) 1656 break; 1657 error = copyout(&id.channel, (void *)args->arg, sizeof(int)); 1658 break; 1659 } 1660 1661 case LINUX_SCSI_GET_IDLUN: 1662 { 1663 struct sg_scsi_id id; 1664 struct scsi_idlun idl; 1665 1666 error = fo_ioctl(fp, SG_GET_SCSI_ID, (caddr_t)&id, 1667 td->td_ucred, td); 1668 if (error) 1669 break; 1670 idl.dev_id = (id.scsi_id & 0xff) + ((id.lun & 0xff) << 8) + 1671 ((id.channel & 0xff) << 16) + ((id.host_no & 0xff) << 24); 1672 idl.host_unique_id = id.host_no; 1673 error = copyout(&idl, (void *)args->arg, sizeof(idl)); 1674 break; 1675 } 1676 1677 /* LINUX_CDROM_SEND_PACKET */ 1678 /* LINUX_CDROM_NEXT_WRITABLE */ 1679 /* LINUX_CDROM_LAST_WRITTEN */ 1680 1681 default: 1682 error = ENOIOCTL; 1683 break; 1684 } 1685 1686 fdrop(fp, td); 1687 return (error); 1688 } 1689 1690 static int 1691 linux_ioctl_vfat(struct thread *td, struct linux_ioctl_args *args) 1692 { 1693 1694 return (ENOTTY); 1695 } 1696 1697 /* 1698 * Sound related ioctls 1699 */ 1700 1701 struct linux_old_mixer_info { 1702 char id[16]; 1703 char name[32]; 1704 }; 1705 1706 static u_int32_t dirbits[4] = { IOC_VOID, IOC_IN, IOC_OUT, IOC_INOUT }; 1707 1708 #define SETDIR(c) (((c) & ~IOC_DIRMASK) | dirbits[args->cmd >> 30]) 1709 1710 static int 1711 linux_ioctl_sound(struct thread *td, struct linux_ioctl_args *args) 1712 { 1713 1714 switch (args->cmd & 0xffff) { 1715 1716 case LINUX_SOUND_MIXER_WRITE_VOLUME: 1717 args->cmd = SETDIR(SOUND_MIXER_WRITE_VOLUME); 1718 return (sys_ioctl(td, (struct ioctl_args *)args)); 1719 1720 case LINUX_SOUND_MIXER_WRITE_BASS: 1721 args->cmd = SETDIR(SOUND_MIXER_WRITE_BASS); 1722 return (sys_ioctl(td, (struct ioctl_args *)args)); 1723 1724 case LINUX_SOUND_MIXER_WRITE_TREBLE: 1725 args->cmd = SETDIR(SOUND_MIXER_WRITE_TREBLE); 1726 return (sys_ioctl(td, (struct ioctl_args *)args)); 1727 1728 case LINUX_SOUND_MIXER_WRITE_SYNTH: 1729 args->cmd = SETDIR(SOUND_MIXER_WRITE_SYNTH); 1730 return (sys_ioctl(td, (struct ioctl_args *)args)); 1731 1732 case LINUX_SOUND_MIXER_WRITE_PCM: 1733 args->cmd = SETDIR(SOUND_MIXER_WRITE_PCM); 1734 return (sys_ioctl(td, (struct ioctl_args *)args)); 1735 1736 case LINUX_SOUND_MIXER_WRITE_SPEAKER: 1737 args->cmd = SETDIR(SOUND_MIXER_WRITE_SPEAKER); 1738 return (sys_ioctl(td, (struct ioctl_args *)args)); 1739 1740 case LINUX_SOUND_MIXER_WRITE_LINE: 1741 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE); 1742 return (sys_ioctl(td, (struct ioctl_args *)args)); 1743 1744 case LINUX_SOUND_MIXER_WRITE_MIC: 1745 args->cmd = SETDIR(SOUND_MIXER_WRITE_MIC); 1746 return (sys_ioctl(td, (struct ioctl_args *)args)); 1747 1748 case LINUX_SOUND_MIXER_WRITE_CD: 1749 args->cmd = SETDIR(SOUND_MIXER_WRITE_CD); 1750 return (sys_ioctl(td, (struct ioctl_args *)args)); 1751 1752 case LINUX_SOUND_MIXER_WRITE_IMIX: 1753 args->cmd = SETDIR(SOUND_MIXER_WRITE_IMIX); 1754 return (sys_ioctl(td, (struct ioctl_args *)args)); 1755 1756 case LINUX_SOUND_MIXER_WRITE_ALTPCM: 1757 args->cmd = SETDIR(SOUND_MIXER_WRITE_ALTPCM); 1758 return (sys_ioctl(td, (struct ioctl_args *)args)); 1759 1760 case LINUX_SOUND_MIXER_WRITE_RECLEV: 1761 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECLEV); 1762 return (sys_ioctl(td, (struct ioctl_args *)args)); 1763 1764 case LINUX_SOUND_MIXER_WRITE_IGAIN: 1765 args->cmd = SETDIR(SOUND_MIXER_WRITE_IGAIN); 1766 return (sys_ioctl(td, (struct ioctl_args *)args)); 1767 1768 case LINUX_SOUND_MIXER_WRITE_OGAIN: 1769 args->cmd = SETDIR(SOUND_MIXER_WRITE_OGAIN); 1770 return (sys_ioctl(td, (struct ioctl_args *)args)); 1771 1772 case LINUX_SOUND_MIXER_WRITE_LINE1: 1773 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE1); 1774 return (sys_ioctl(td, (struct ioctl_args *)args)); 1775 1776 case LINUX_SOUND_MIXER_WRITE_LINE2: 1777 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE2); 1778 return (sys_ioctl(td, (struct ioctl_args *)args)); 1779 1780 case LINUX_SOUND_MIXER_WRITE_LINE3: 1781 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE3); 1782 return (sys_ioctl(td, (struct ioctl_args *)args)); 1783 1784 case LINUX_SOUND_MIXER_INFO: { 1785 /* Key on encoded length */ 1786 switch ((args->cmd >> 16) & 0x1fff) { 1787 case 0x005c: { /* SOUND_MIXER_INFO */ 1788 args->cmd = SOUND_MIXER_INFO; 1789 return (sys_ioctl(td, (struct ioctl_args *)args)); 1790 } 1791 case 0x0030: { /* SOUND_OLD_MIXER_INFO */ 1792 struct linux_old_mixer_info info; 1793 bzero(&info, sizeof(info)); 1794 strncpy(info.id, "OSS", sizeof(info.id) - 1); 1795 strncpy(info.name, "FreeBSD OSS Mixer", sizeof(info.name) - 1); 1796 copyout(&info, (void *)args->arg, sizeof(info)); 1797 return (0); 1798 } 1799 default: 1800 return (ENOIOCTL); 1801 } 1802 break; 1803 } 1804 1805 case LINUX_OSS_GETVERSION: { 1806 int version = linux_get_oss_version(td); 1807 return (copyout(&version, (void *)args->arg, sizeof(int))); 1808 } 1809 1810 case LINUX_SOUND_MIXER_READ_STEREODEVS: 1811 args->cmd = SOUND_MIXER_READ_STEREODEVS; 1812 return (sys_ioctl(td, (struct ioctl_args *)args)); 1813 1814 case LINUX_SOUND_MIXER_READ_CAPS: 1815 args->cmd = SOUND_MIXER_READ_CAPS; 1816 return (sys_ioctl(td, (struct ioctl_args *)args)); 1817 1818 case LINUX_SOUND_MIXER_READ_RECMASK: 1819 args->cmd = SOUND_MIXER_READ_RECMASK; 1820 return (sys_ioctl(td, (struct ioctl_args *)args)); 1821 1822 case LINUX_SOUND_MIXER_READ_DEVMASK: 1823 args->cmd = SOUND_MIXER_READ_DEVMASK; 1824 return (sys_ioctl(td, (struct ioctl_args *)args)); 1825 1826 case LINUX_SOUND_MIXER_WRITE_RECSRC: 1827 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECSRC); 1828 return (sys_ioctl(td, (struct ioctl_args *)args)); 1829 1830 case LINUX_SNDCTL_DSP_RESET: 1831 args->cmd = SNDCTL_DSP_RESET; 1832 return (sys_ioctl(td, (struct ioctl_args *)args)); 1833 1834 case LINUX_SNDCTL_DSP_SYNC: 1835 args->cmd = SNDCTL_DSP_SYNC; 1836 return (sys_ioctl(td, (struct ioctl_args *)args)); 1837 1838 case LINUX_SNDCTL_DSP_SPEED: 1839 args->cmd = SNDCTL_DSP_SPEED; 1840 return (sys_ioctl(td, (struct ioctl_args *)args)); 1841 1842 case LINUX_SNDCTL_DSP_STEREO: 1843 args->cmd = SNDCTL_DSP_STEREO; 1844 return (sys_ioctl(td, (struct ioctl_args *)args)); 1845 1846 case LINUX_SNDCTL_DSP_GETBLKSIZE: /* LINUX_SNDCTL_DSP_SETBLKSIZE */ 1847 args->cmd = SNDCTL_DSP_GETBLKSIZE; 1848 return (sys_ioctl(td, (struct ioctl_args *)args)); 1849 1850 case LINUX_SNDCTL_DSP_SETFMT: 1851 args->cmd = SNDCTL_DSP_SETFMT; 1852 return (sys_ioctl(td, (struct ioctl_args *)args)); 1853 1854 case LINUX_SOUND_PCM_WRITE_CHANNELS: 1855 args->cmd = SOUND_PCM_WRITE_CHANNELS; 1856 return (sys_ioctl(td, (struct ioctl_args *)args)); 1857 1858 case LINUX_SOUND_PCM_WRITE_FILTER: 1859 args->cmd = SOUND_PCM_WRITE_FILTER; 1860 return (sys_ioctl(td, (struct ioctl_args *)args)); 1861 1862 case LINUX_SNDCTL_DSP_POST: 1863 args->cmd = SNDCTL_DSP_POST; 1864 return (sys_ioctl(td, (struct ioctl_args *)args)); 1865 1866 case LINUX_SNDCTL_DSP_SUBDIVIDE: 1867 args->cmd = SNDCTL_DSP_SUBDIVIDE; 1868 return (sys_ioctl(td, (struct ioctl_args *)args)); 1869 1870 case LINUX_SNDCTL_DSP_SETFRAGMENT: 1871 args->cmd = SNDCTL_DSP_SETFRAGMENT; 1872 return (sys_ioctl(td, (struct ioctl_args *)args)); 1873 1874 case LINUX_SNDCTL_DSP_GETFMTS: 1875 args->cmd = SNDCTL_DSP_GETFMTS; 1876 return (sys_ioctl(td, (struct ioctl_args *)args)); 1877 1878 case LINUX_SNDCTL_DSP_GETOSPACE: 1879 args->cmd = SNDCTL_DSP_GETOSPACE; 1880 return (sys_ioctl(td, (struct ioctl_args *)args)); 1881 1882 case LINUX_SNDCTL_DSP_GETISPACE: 1883 args->cmd = SNDCTL_DSP_GETISPACE; 1884 return (sys_ioctl(td, (struct ioctl_args *)args)); 1885 1886 case LINUX_SNDCTL_DSP_NONBLOCK: 1887 args->cmd = SNDCTL_DSP_NONBLOCK; 1888 return (sys_ioctl(td, (struct ioctl_args *)args)); 1889 1890 case LINUX_SNDCTL_DSP_GETCAPS: 1891 args->cmd = SNDCTL_DSP_GETCAPS; 1892 return (sys_ioctl(td, (struct ioctl_args *)args)); 1893 1894 case LINUX_SNDCTL_DSP_SETTRIGGER: /* LINUX_SNDCTL_GETTRIGGER */ 1895 args->cmd = SNDCTL_DSP_SETTRIGGER; 1896 return (sys_ioctl(td, (struct ioctl_args *)args)); 1897 1898 case LINUX_SNDCTL_DSP_GETIPTR: 1899 args->cmd = SNDCTL_DSP_GETIPTR; 1900 return (sys_ioctl(td, (struct ioctl_args *)args)); 1901 1902 case LINUX_SNDCTL_DSP_GETOPTR: 1903 args->cmd = SNDCTL_DSP_GETOPTR; 1904 return (sys_ioctl(td, (struct ioctl_args *)args)); 1905 1906 case LINUX_SNDCTL_DSP_SETDUPLEX: 1907 args->cmd = SNDCTL_DSP_SETDUPLEX; 1908 return (sys_ioctl(td, (struct ioctl_args *)args)); 1909 1910 case LINUX_SNDCTL_DSP_GETODELAY: 1911 args->cmd = SNDCTL_DSP_GETODELAY; 1912 return (sys_ioctl(td, (struct ioctl_args *)args)); 1913 1914 case LINUX_SNDCTL_SEQ_RESET: 1915 args->cmd = SNDCTL_SEQ_RESET; 1916 return (sys_ioctl(td, (struct ioctl_args *)args)); 1917 1918 case LINUX_SNDCTL_SEQ_SYNC: 1919 args->cmd = SNDCTL_SEQ_SYNC; 1920 return (sys_ioctl(td, (struct ioctl_args *)args)); 1921 1922 case LINUX_SNDCTL_SYNTH_INFO: 1923 args->cmd = SNDCTL_SYNTH_INFO; 1924 return (sys_ioctl(td, (struct ioctl_args *)args)); 1925 1926 case LINUX_SNDCTL_SEQ_CTRLRATE: 1927 args->cmd = SNDCTL_SEQ_CTRLRATE; 1928 return (sys_ioctl(td, (struct ioctl_args *)args)); 1929 1930 case LINUX_SNDCTL_SEQ_GETOUTCOUNT: 1931 args->cmd = SNDCTL_SEQ_GETOUTCOUNT; 1932 return (sys_ioctl(td, (struct ioctl_args *)args)); 1933 1934 case LINUX_SNDCTL_SEQ_GETINCOUNT: 1935 args->cmd = SNDCTL_SEQ_GETINCOUNT; 1936 return (sys_ioctl(td, (struct ioctl_args *)args)); 1937 1938 case LINUX_SNDCTL_SEQ_PERCMODE: 1939 args->cmd = SNDCTL_SEQ_PERCMODE; 1940 return (sys_ioctl(td, (struct ioctl_args *)args)); 1941 1942 case LINUX_SNDCTL_FM_LOAD_INSTR: 1943 args->cmd = SNDCTL_FM_LOAD_INSTR; 1944 return (sys_ioctl(td, (struct ioctl_args *)args)); 1945 1946 case LINUX_SNDCTL_SEQ_TESTMIDI: 1947 args->cmd = SNDCTL_SEQ_TESTMIDI; 1948 return (sys_ioctl(td, (struct ioctl_args *)args)); 1949 1950 case LINUX_SNDCTL_SEQ_RESETSAMPLES: 1951 args->cmd = SNDCTL_SEQ_RESETSAMPLES; 1952 return (sys_ioctl(td, (struct ioctl_args *)args)); 1953 1954 case LINUX_SNDCTL_SEQ_NRSYNTHS: 1955 args->cmd = SNDCTL_SEQ_NRSYNTHS; 1956 return (sys_ioctl(td, (struct ioctl_args *)args)); 1957 1958 case LINUX_SNDCTL_SEQ_NRMIDIS: 1959 args->cmd = SNDCTL_SEQ_NRMIDIS; 1960 return (sys_ioctl(td, (struct ioctl_args *)args)); 1961 1962 case LINUX_SNDCTL_MIDI_INFO: 1963 args->cmd = SNDCTL_MIDI_INFO; 1964 return (sys_ioctl(td, (struct ioctl_args *)args)); 1965 1966 case LINUX_SNDCTL_SEQ_TRESHOLD: 1967 args->cmd = SNDCTL_SEQ_TRESHOLD; 1968 return (sys_ioctl(td, (struct ioctl_args *)args)); 1969 1970 case LINUX_SNDCTL_SYNTH_MEMAVL: 1971 args->cmd = SNDCTL_SYNTH_MEMAVL; 1972 return (sys_ioctl(td, (struct ioctl_args *)args)); 1973 1974 } 1975 1976 return (ENOIOCTL); 1977 } 1978 1979 /* 1980 * Console related ioctls 1981 */ 1982 1983 #define ISSIGVALID(sig) ((sig) > 0 && (sig) < NSIG) 1984 1985 static int 1986 linux_ioctl_console(struct thread *td, struct linux_ioctl_args *args) 1987 { 1988 cap_rights_t rights; 1989 struct file *fp; 1990 int error; 1991 1992 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 1993 if (error != 0) 1994 return (error); 1995 switch (args->cmd & 0xffff) { 1996 1997 case LINUX_KIOCSOUND: 1998 args->cmd = KIOCSOUND; 1999 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2000 break; 2001 2002 case LINUX_KDMKTONE: 2003 args->cmd = KDMKTONE; 2004 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2005 break; 2006 2007 case LINUX_KDGETLED: 2008 args->cmd = KDGETLED; 2009 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2010 break; 2011 2012 case LINUX_KDSETLED: 2013 args->cmd = KDSETLED; 2014 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2015 break; 2016 2017 case LINUX_KDSETMODE: 2018 args->cmd = KDSETMODE; 2019 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2020 break; 2021 2022 case LINUX_KDGETMODE: 2023 args->cmd = KDGETMODE; 2024 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2025 break; 2026 2027 case LINUX_KDGKBMODE: 2028 args->cmd = KDGKBMODE; 2029 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2030 break; 2031 2032 case LINUX_KDSKBMODE: { 2033 int kbdmode; 2034 switch (args->arg) { 2035 case LINUX_KBD_RAW: 2036 kbdmode = K_RAW; 2037 break; 2038 case LINUX_KBD_XLATE: 2039 kbdmode = K_XLATE; 2040 break; 2041 case LINUX_KBD_MEDIUMRAW: 2042 kbdmode = K_RAW; 2043 break; 2044 default: 2045 fdrop(fp, td); 2046 return (EINVAL); 2047 } 2048 error = (fo_ioctl(fp, KDSKBMODE, (caddr_t)&kbdmode, 2049 td->td_ucred, td)); 2050 break; 2051 } 2052 2053 case LINUX_VT_OPENQRY: 2054 args->cmd = VT_OPENQRY; 2055 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2056 break; 2057 2058 case LINUX_VT_GETMODE: 2059 args->cmd = VT_GETMODE; 2060 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2061 break; 2062 2063 case LINUX_VT_SETMODE: { 2064 struct vt_mode mode; 2065 if ((error = copyin((void *)args->arg, &mode, sizeof(mode)))) 2066 break; 2067 if (!ISSIGVALID(mode.frsig) && ISSIGVALID(mode.acqsig)) 2068 mode.frsig = mode.acqsig; 2069 if ((error = copyout(&mode, (void *)args->arg, sizeof(mode)))) 2070 break; 2071 args->cmd = VT_SETMODE; 2072 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2073 break; 2074 } 2075 2076 case LINUX_VT_GETSTATE: 2077 args->cmd = VT_GETACTIVE; 2078 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2079 break; 2080 2081 case LINUX_VT_RELDISP: 2082 args->cmd = VT_RELDISP; 2083 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2084 break; 2085 2086 case LINUX_VT_ACTIVATE: 2087 args->cmd = VT_ACTIVATE; 2088 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2089 break; 2090 2091 case LINUX_VT_WAITACTIVE: 2092 args->cmd = VT_WAITACTIVE; 2093 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2094 break; 2095 2096 default: 2097 error = ENOIOCTL; 2098 break; 2099 } 2100 2101 fdrop(fp, td); 2102 return (error); 2103 } 2104 2105 /* 2106 * Criteria for interface name translation 2107 */ 2108 #define IFP_IS_ETH(ifp) (ifp->if_type == IFT_ETHER) 2109 2110 /* 2111 * Translate a Linux interface name to a FreeBSD interface name, 2112 * and return the associated ifnet structure 2113 * bsdname and lxname need to be least IFNAMSIZ bytes long, but 2114 * can point to the same buffer. 2115 */ 2116 2117 static struct ifnet * 2118 ifname_linux_to_bsd(struct thread *td, const char *lxname, char *bsdname) 2119 { 2120 struct ifnet *ifp; 2121 int len, unit; 2122 char *ep; 2123 int is_eth, index; 2124 2125 for (len = 0; len < LINUX_IFNAMSIZ; ++len) 2126 if (!isalpha(lxname[len])) 2127 break; 2128 if (len == 0 || len == LINUX_IFNAMSIZ) 2129 return (NULL); 2130 unit = (int)strtoul(lxname + len, &ep, 10); 2131 if (ep == NULL || ep == lxname + len || ep >= lxname + LINUX_IFNAMSIZ) 2132 return (NULL); 2133 index = 0; 2134 is_eth = (len == 3 && !strncmp(lxname, "eth", len)) ? 1 : 0; 2135 CURVNET_SET(TD_TO_VNET(td)); 2136 IFNET_RLOCK(); 2137 TAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2138 /* 2139 * Allow Linux programs to use FreeBSD names. Don't presume 2140 * we never have an interface named "eth", so don't make 2141 * the test optional based on is_eth. 2142 */ 2143 if (strncmp(ifp->if_xname, lxname, LINUX_IFNAMSIZ) == 0) 2144 break; 2145 if (is_eth && IFP_IS_ETH(ifp) && unit == index++) 2146 break; 2147 } 2148 IFNET_RUNLOCK(); 2149 CURVNET_RESTORE(); 2150 if (ifp != NULL) 2151 strlcpy(bsdname, ifp->if_xname, IFNAMSIZ); 2152 return (ifp); 2153 } 2154 2155 /* 2156 * Implement the SIOCGIFCONF ioctl 2157 */ 2158 2159 static int 2160 linux_ifconf(struct thread *td, struct ifconf *uifc) 2161 { 2162 #ifdef COMPAT_LINUX32 2163 struct l_ifconf ifc; 2164 #else 2165 struct ifconf ifc; 2166 #endif 2167 struct l_ifreq ifr; 2168 struct ifnet *ifp; 2169 struct ifaddr *ifa; 2170 struct sbuf *sb; 2171 int error, ethno, full = 0, valid_len, max_len; 2172 2173 error = copyin(uifc, &ifc, sizeof(ifc)); 2174 if (error != 0) 2175 return (error); 2176 2177 max_len = MAXPHYS - 1; 2178 2179 CURVNET_SET(TD_TO_VNET(td)); 2180 /* handle the 'request buffer size' case */ 2181 if ((l_uintptr_t)ifc.ifc_buf == PTROUT(NULL)) { 2182 ifc.ifc_len = 0; 2183 IFNET_RLOCK(); 2184 TAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2185 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2186 struct sockaddr *sa = ifa->ifa_addr; 2187 if (sa->sa_family == AF_INET) 2188 ifc.ifc_len += sizeof(ifr); 2189 } 2190 } 2191 IFNET_RUNLOCK(); 2192 error = copyout(&ifc, uifc, sizeof(ifc)); 2193 CURVNET_RESTORE(); 2194 return (error); 2195 } 2196 2197 if (ifc.ifc_len <= 0) { 2198 CURVNET_RESTORE(); 2199 return (EINVAL); 2200 } 2201 2202 again: 2203 /* Keep track of eth interfaces */ 2204 ethno = 0; 2205 if (ifc.ifc_len <= max_len) { 2206 max_len = ifc.ifc_len; 2207 full = 1; 2208 } 2209 sb = sbuf_new(NULL, NULL, max_len + 1, SBUF_FIXEDLEN); 2210 max_len = 0; 2211 valid_len = 0; 2212 2213 /* Return all AF_INET addresses of all interfaces */ 2214 IFNET_RLOCK(); 2215 TAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2216 int addrs = 0; 2217 2218 bzero(&ifr, sizeof(ifr)); 2219 if (IFP_IS_ETH(ifp)) 2220 snprintf(ifr.ifr_name, LINUX_IFNAMSIZ, "eth%d", 2221 ethno++); 2222 else 2223 strlcpy(ifr.ifr_name, ifp->if_xname, LINUX_IFNAMSIZ); 2224 2225 /* Walk the address list */ 2226 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2227 struct sockaddr *sa = ifa->ifa_addr; 2228 2229 if (sa->sa_family == AF_INET) { 2230 ifr.ifr_addr.sa_family = LINUX_AF_INET; 2231 memcpy(ifr.ifr_addr.sa_data, sa->sa_data, 2232 sizeof(ifr.ifr_addr.sa_data)); 2233 sbuf_bcat(sb, &ifr, sizeof(ifr)); 2234 max_len += sizeof(ifr); 2235 addrs++; 2236 } 2237 2238 if (sbuf_error(sb) == 0) 2239 valid_len = sbuf_len(sb); 2240 } 2241 if (addrs == 0) { 2242 bzero((caddr_t)&ifr.ifr_addr, sizeof(ifr.ifr_addr)); 2243 sbuf_bcat(sb, &ifr, sizeof(ifr)); 2244 max_len += sizeof(ifr); 2245 2246 if (sbuf_error(sb) == 0) 2247 valid_len = sbuf_len(sb); 2248 } 2249 } 2250 IFNET_RUNLOCK(); 2251 2252 if (valid_len != max_len && !full) { 2253 sbuf_delete(sb); 2254 goto again; 2255 } 2256 2257 ifc.ifc_len = valid_len; 2258 sbuf_finish(sb); 2259 error = copyout(sbuf_data(sb), PTRIN(ifc.ifc_buf), ifc.ifc_len); 2260 if (error == 0) 2261 error = copyout(&ifc, uifc, sizeof(ifc)); 2262 sbuf_delete(sb); 2263 CURVNET_RESTORE(); 2264 2265 return (error); 2266 } 2267 2268 static int 2269 linux_gifflags(struct thread *td, struct ifnet *ifp, struct l_ifreq *ifr) 2270 { 2271 l_short flags; 2272 2273 flags = (ifp->if_flags | ifp->if_drv_flags) & 0xffff; 2274 /* these flags have no Linux equivalent */ 2275 flags &= ~(IFF_DRV_OACTIVE|IFF_SIMPLEX| 2276 IFF_LINK0|IFF_LINK1|IFF_LINK2); 2277 /* Linux' multicast flag is in a different bit */ 2278 if (flags & IFF_MULTICAST) { 2279 flags &= ~IFF_MULTICAST; 2280 flags |= 0x1000; 2281 } 2282 2283 return (copyout(&flags, &ifr->ifr_flags, sizeof(flags))); 2284 } 2285 2286 #define ARPHRD_ETHER 1 2287 #define ARPHRD_LOOPBACK 772 2288 2289 static int 2290 linux_gifhwaddr(struct ifnet *ifp, struct l_ifreq *ifr) 2291 { 2292 struct ifaddr *ifa; 2293 struct sockaddr_dl *sdl; 2294 struct l_sockaddr lsa; 2295 2296 if (ifp->if_type == IFT_LOOP) { 2297 bzero(&lsa, sizeof(lsa)); 2298 lsa.sa_family = ARPHRD_LOOPBACK; 2299 return (copyout(&lsa, &ifr->ifr_hwaddr, sizeof(lsa))); 2300 } 2301 2302 if (ifp->if_type != IFT_ETHER) 2303 return (ENOENT); 2304 2305 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2306 sdl = (struct sockaddr_dl*)ifa->ifa_addr; 2307 if (sdl != NULL && (sdl->sdl_family == AF_LINK) && 2308 (sdl->sdl_type == IFT_ETHER)) { 2309 bzero(&lsa, sizeof(lsa)); 2310 lsa.sa_family = ARPHRD_ETHER; 2311 bcopy(LLADDR(sdl), lsa.sa_data, LINUX_IFHWADDRLEN); 2312 return (copyout(&lsa, &ifr->ifr_hwaddr, sizeof(lsa))); 2313 } 2314 } 2315 2316 return (ENOENT); 2317 } 2318 2319 2320 /* 2321 * If we fault in bsd_to_linux_ifreq() then we will fault when we call 2322 * the native ioctl(). Thus, we don't really need to check the return 2323 * value of this function. 2324 */ 2325 static int 2326 bsd_to_linux_ifreq(struct ifreq *arg) 2327 { 2328 struct ifreq ifr; 2329 size_t ifr_len = sizeof(struct ifreq); 2330 int error; 2331 2332 if ((error = copyin(arg, &ifr, ifr_len))) 2333 return (error); 2334 2335 *(u_short *)&ifr.ifr_addr = ifr.ifr_addr.sa_family; 2336 2337 error = copyout(&ifr, arg, ifr_len); 2338 2339 return (error); 2340 } 2341 2342 /* 2343 * Socket related ioctls 2344 */ 2345 2346 static int 2347 linux_ioctl_socket(struct thread *td, struct linux_ioctl_args *args) 2348 { 2349 char lifname[LINUX_IFNAMSIZ], ifname[IFNAMSIZ]; 2350 cap_rights_t rights; 2351 struct ifnet *ifp; 2352 struct file *fp; 2353 int error, type; 2354 2355 ifp = NULL; 2356 error = 0; 2357 2358 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 2359 if (error != 0) 2360 return (error); 2361 type = fp->f_type; 2362 fdrop(fp, td); 2363 if (type != DTYPE_SOCKET) { 2364 /* not a socket - probably a tap / vmnet device */ 2365 switch (args->cmd) { 2366 case LINUX_SIOCGIFADDR: 2367 case LINUX_SIOCSIFADDR: 2368 case LINUX_SIOCGIFFLAGS: 2369 return (linux_ioctl_special(td, args)); 2370 default: 2371 return (ENOIOCTL); 2372 } 2373 } 2374 2375 switch (args->cmd & 0xffff) { 2376 2377 case LINUX_FIOGETOWN: 2378 case LINUX_FIOSETOWN: 2379 case LINUX_SIOCADDMULTI: 2380 case LINUX_SIOCATMARK: 2381 case LINUX_SIOCDELMULTI: 2382 case LINUX_SIOCGIFCONF: 2383 case LINUX_SIOCGPGRP: 2384 case LINUX_SIOCSPGRP: 2385 case LINUX_SIOCGIFCOUNT: 2386 /* these ioctls don't take an interface name */ 2387 #ifdef DEBUG 2388 printf("%s(): ioctl %d\n", __func__, 2389 args->cmd & 0xffff); 2390 #endif 2391 break; 2392 2393 case LINUX_SIOCGIFFLAGS: 2394 case LINUX_SIOCGIFADDR: 2395 case LINUX_SIOCSIFADDR: 2396 case LINUX_SIOCGIFDSTADDR: 2397 case LINUX_SIOCGIFBRDADDR: 2398 case LINUX_SIOCGIFNETMASK: 2399 case LINUX_SIOCSIFNETMASK: 2400 case LINUX_SIOCGIFMTU: 2401 case LINUX_SIOCSIFMTU: 2402 case LINUX_SIOCSIFNAME: 2403 case LINUX_SIOCGIFHWADDR: 2404 case LINUX_SIOCSIFHWADDR: 2405 case LINUX_SIOCDEVPRIVATE: 2406 case LINUX_SIOCDEVPRIVATE+1: 2407 case LINUX_SIOCGIFINDEX: 2408 /* copy in the interface name and translate it. */ 2409 error = copyin((void *)args->arg, lifname, LINUX_IFNAMSIZ); 2410 if (error != 0) 2411 return (error); 2412 #ifdef DEBUG 2413 printf("%s(): ioctl %d on %.*s\n", __func__, 2414 args->cmd & 0xffff, LINUX_IFNAMSIZ, lifname); 2415 #endif 2416 ifp = ifname_linux_to_bsd(td, lifname, ifname); 2417 if (ifp == NULL) 2418 return (EINVAL); 2419 /* 2420 * We need to copy it back out in case we pass the 2421 * request on to our native ioctl(), which will expect 2422 * the ifreq to be in user space and have the correct 2423 * interface name. 2424 */ 2425 error = copyout(ifname, (void *)args->arg, IFNAMSIZ); 2426 if (error != 0) 2427 return (error); 2428 #ifdef DEBUG 2429 printf("%s(): %s translated to %s\n", __func__, 2430 lifname, ifname); 2431 #endif 2432 break; 2433 2434 default: 2435 return (ENOIOCTL); 2436 } 2437 2438 switch (args->cmd & 0xffff) { 2439 2440 case LINUX_FIOSETOWN: 2441 args->cmd = FIOSETOWN; 2442 error = sys_ioctl(td, (struct ioctl_args *)args); 2443 break; 2444 2445 case LINUX_SIOCSPGRP: 2446 args->cmd = SIOCSPGRP; 2447 error = sys_ioctl(td, (struct ioctl_args *)args); 2448 break; 2449 2450 case LINUX_FIOGETOWN: 2451 args->cmd = FIOGETOWN; 2452 error = sys_ioctl(td, (struct ioctl_args *)args); 2453 break; 2454 2455 case LINUX_SIOCGPGRP: 2456 args->cmd = SIOCGPGRP; 2457 error = sys_ioctl(td, (struct ioctl_args *)args); 2458 break; 2459 2460 case LINUX_SIOCATMARK: 2461 args->cmd = SIOCATMARK; 2462 error = sys_ioctl(td, (struct ioctl_args *)args); 2463 break; 2464 2465 /* LINUX_SIOCGSTAMP */ 2466 2467 case LINUX_SIOCGIFCONF: 2468 error = linux_ifconf(td, (struct ifconf *)args->arg); 2469 break; 2470 2471 case LINUX_SIOCGIFFLAGS: 2472 args->cmd = SIOCGIFFLAGS; 2473 error = linux_gifflags(td, ifp, (struct l_ifreq *)args->arg); 2474 break; 2475 2476 case LINUX_SIOCGIFADDR: 2477 args->cmd = SIOCGIFADDR; 2478 error = sys_ioctl(td, (struct ioctl_args *)args); 2479 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2480 break; 2481 2482 case LINUX_SIOCSIFADDR: 2483 /* XXX probably doesn't work, included for completeness */ 2484 args->cmd = SIOCSIFADDR; 2485 error = sys_ioctl(td, (struct ioctl_args *)args); 2486 break; 2487 2488 case LINUX_SIOCGIFDSTADDR: 2489 args->cmd = SIOCGIFDSTADDR; 2490 error = sys_ioctl(td, (struct ioctl_args *)args); 2491 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2492 break; 2493 2494 case LINUX_SIOCGIFBRDADDR: 2495 args->cmd = SIOCGIFBRDADDR; 2496 error = sys_ioctl(td, (struct ioctl_args *)args); 2497 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2498 break; 2499 2500 case LINUX_SIOCGIFNETMASK: 2501 args->cmd = SIOCGIFNETMASK; 2502 error = sys_ioctl(td, (struct ioctl_args *)args); 2503 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2504 break; 2505 2506 case LINUX_SIOCSIFNETMASK: 2507 error = ENOIOCTL; 2508 break; 2509 2510 case LINUX_SIOCGIFMTU: 2511 args->cmd = SIOCGIFMTU; 2512 error = sys_ioctl(td, (struct ioctl_args *)args); 2513 break; 2514 2515 case LINUX_SIOCSIFMTU: 2516 args->cmd = SIOCSIFMTU; 2517 error = sys_ioctl(td, (struct ioctl_args *)args); 2518 break; 2519 2520 case LINUX_SIOCSIFNAME: 2521 error = ENOIOCTL; 2522 break; 2523 2524 case LINUX_SIOCGIFHWADDR: 2525 error = linux_gifhwaddr(ifp, (struct l_ifreq *)args->arg); 2526 break; 2527 2528 case LINUX_SIOCSIFHWADDR: 2529 error = ENOIOCTL; 2530 break; 2531 2532 case LINUX_SIOCADDMULTI: 2533 args->cmd = SIOCADDMULTI; 2534 error = sys_ioctl(td, (struct ioctl_args *)args); 2535 break; 2536 2537 case LINUX_SIOCDELMULTI: 2538 args->cmd = SIOCDELMULTI; 2539 error = sys_ioctl(td, (struct ioctl_args *)args); 2540 break; 2541 2542 case LINUX_SIOCGIFINDEX: 2543 args->cmd = SIOCGIFINDEX; 2544 error = sys_ioctl(td, (struct ioctl_args *)args); 2545 break; 2546 2547 case LINUX_SIOCGIFCOUNT: 2548 error = 0; 2549 break; 2550 2551 /* 2552 * XXX This is slightly bogus, but these ioctls are currently 2553 * XXX only used by the aironet (if_an) network driver. 2554 */ 2555 case LINUX_SIOCDEVPRIVATE: 2556 args->cmd = SIOCGPRIVATE_0; 2557 error = sys_ioctl(td, (struct ioctl_args *)args); 2558 break; 2559 2560 case LINUX_SIOCDEVPRIVATE+1: 2561 args->cmd = SIOCGPRIVATE_1; 2562 error = sys_ioctl(td, (struct ioctl_args *)args); 2563 break; 2564 } 2565 2566 if (ifp != NULL) 2567 /* restore the original interface name */ 2568 copyout(lifname, (void *)args->arg, LINUX_IFNAMSIZ); 2569 2570 #ifdef DEBUG 2571 printf("%s(): returning %d\n", __func__, error); 2572 #endif 2573 return (error); 2574 } 2575 2576 /* 2577 * Device private ioctl handler 2578 */ 2579 static int 2580 linux_ioctl_private(struct thread *td, struct linux_ioctl_args *args) 2581 { 2582 cap_rights_t rights; 2583 struct file *fp; 2584 int error, type; 2585 2586 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 2587 if (error != 0) 2588 return (error); 2589 type = fp->f_type; 2590 fdrop(fp, td); 2591 if (type == DTYPE_SOCKET) 2592 return (linux_ioctl_socket(td, args)); 2593 return (ENOIOCTL); 2594 } 2595 2596 /* 2597 * DRM ioctl handler (sys/dev/drm) 2598 */ 2599 static int 2600 linux_ioctl_drm(struct thread *td, struct linux_ioctl_args *args) 2601 { 2602 args->cmd = SETDIR(args->cmd); 2603 return sys_ioctl(td, (struct ioctl_args *)args); 2604 } 2605 2606 #ifdef COMPAT_LINUX32 2607 #define CP(src,dst,fld) do { (dst).fld = (src).fld; } while (0) 2608 #define PTRIN_CP(src,dst,fld) \ 2609 do { (dst).fld = PTRIN((src).fld); } while (0) 2610 #define PTROUT_CP(src,dst,fld) \ 2611 do { (dst).fld = PTROUT((src).fld); } while (0) 2612 2613 static int 2614 linux_ioctl_sg_io(struct thread *td, struct linux_ioctl_args *args) 2615 { 2616 struct sg_io_hdr io; 2617 struct sg_io_hdr32 io32; 2618 cap_rights_t rights; 2619 struct file *fp; 2620 int error; 2621 2622 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 2623 if (error != 0) { 2624 printf("sg_linux_ioctl: fget returned %d\n", error); 2625 return (error); 2626 } 2627 2628 if ((error = copyin((void *)args->arg, &io32, sizeof(io32))) != 0) 2629 goto out; 2630 2631 CP(io32, io, interface_id); 2632 CP(io32, io, dxfer_direction); 2633 CP(io32, io, cmd_len); 2634 CP(io32, io, mx_sb_len); 2635 CP(io32, io, iovec_count); 2636 CP(io32, io, dxfer_len); 2637 PTRIN_CP(io32, io, dxferp); 2638 PTRIN_CP(io32, io, cmdp); 2639 PTRIN_CP(io32, io, sbp); 2640 CP(io32, io, timeout); 2641 CP(io32, io, flags); 2642 CP(io32, io, pack_id); 2643 PTRIN_CP(io32, io, usr_ptr); 2644 CP(io32, io, status); 2645 CP(io32, io, masked_status); 2646 CP(io32, io, msg_status); 2647 CP(io32, io, sb_len_wr); 2648 CP(io32, io, host_status); 2649 CP(io32, io, driver_status); 2650 CP(io32, io, resid); 2651 CP(io32, io, duration); 2652 CP(io32, io, info); 2653 2654 if ((error = fo_ioctl(fp, SG_IO, (caddr_t)&io, td->td_ucred, td)) != 0) 2655 goto out; 2656 2657 CP(io, io32, interface_id); 2658 CP(io, io32, dxfer_direction); 2659 CP(io, io32, cmd_len); 2660 CP(io, io32, mx_sb_len); 2661 CP(io, io32, iovec_count); 2662 CP(io, io32, dxfer_len); 2663 PTROUT_CP(io, io32, dxferp); 2664 PTROUT_CP(io, io32, cmdp); 2665 PTROUT_CP(io, io32, sbp); 2666 CP(io, io32, timeout); 2667 CP(io, io32, flags); 2668 CP(io, io32, pack_id); 2669 PTROUT_CP(io, io32, usr_ptr); 2670 CP(io, io32, status); 2671 CP(io, io32, masked_status); 2672 CP(io, io32, msg_status); 2673 CP(io, io32, sb_len_wr); 2674 CP(io, io32, host_status); 2675 CP(io, io32, driver_status); 2676 CP(io, io32, resid); 2677 CP(io, io32, duration); 2678 CP(io, io32, info); 2679 2680 error = copyout(&io32, (void *)args->arg, sizeof(io32)); 2681 2682 out: 2683 fdrop(fp, td); 2684 return (error); 2685 } 2686 #endif 2687 2688 static int 2689 linux_ioctl_sg(struct thread *td, struct linux_ioctl_args *args) 2690 { 2691 2692 switch (args->cmd) { 2693 case LINUX_SG_GET_VERSION_NUM: 2694 args->cmd = SG_GET_VERSION_NUM; 2695 break; 2696 case LINUX_SG_SET_TIMEOUT: 2697 args->cmd = SG_SET_TIMEOUT; 2698 break; 2699 case LINUX_SG_GET_TIMEOUT: 2700 args->cmd = SG_GET_TIMEOUT; 2701 break; 2702 case LINUX_SG_IO: 2703 args->cmd = SG_IO; 2704 #ifdef COMPAT_LINUX32 2705 return (linux_ioctl_sg_io(td, args)); 2706 #endif 2707 break; 2708 case LINUX_SG_GET_RESERVED_SIZE: 2709 args->cmd = SG_GET_RESERVED_SIZE; 2710 break; 2711 case LINUX_SG_GET_SCSI_ID: 2712 args->cmd = SG_GET_SCSI_ID; 2713 break; 2714 case LINUX_SG_GET_SG_TABLESIZE: 2715 args->cmd = SG_GET_SG_TABLESIZE; 2716 break; 2717 default: 2718 return (ENODEV); 2719 } 2720 return (sys_ioctl(td, (struct ioctl_args *)args)); 2721 } 2722 2723 /* 2724 * Video4Linux (V4L) ioctl handler 2725 */ 2726 static int 2727 linux_to_bsd_v4l_tuner(struct l_video_tuner *lvt, struct video_tuner *vt) 2728 { 2729 vt->tuner = lvt->tuner; 2730 strlcpy(vt->name, lvt->name, LINUX_VIDEO_TUNER_NAME_SIZE); 2731 vt->rangelow = lvt->rangelow; /* possible long size conversion */ 2732 vt->rangehigh = lvt->rangehigh; /* possible long size conversion */ 2733 vt->flags = lvt->flags; 2734 vt->mode = lvt->mode; 2735 vt->signal = lvt->signal; 2736 return (0); 2737 } 2738 2739 static int 2740 bsd_to_linux_v4l_tuner(struct video_tuner *vt, struct l_video_tuner *lvt) 2741 { 2742 lvt->tuner = vt->tuner; 2743 strlcpy(lvt->name, vt->name, LINUX_VIDEO_TUNER_NAME_SIZE); 2744 lvt->rangelow = vt->rangelow; /* possible long size conversion */ 2745 lvt->rangehigh = vt->rangehigh; /* possible long size conversion */ 2746 lvt->flags = vt->flags; 2747 lvt->mode = vt->mode; 2748 lvt->signal = vt->signal; 2749 return (0); 2750 } 2751 2752 #ifdef COMPAT_LINUX_V4L_CLIPLIST 2753 static int 2754 linux_to_bsd_v4l_clip(struct l_video_clip *lvc, struct video_clip *vc) 2755 { 2756 vc->x = lvc->x; 2757 vc->y = lvc->y; 2758 vc->width = lvc->width; 2759 vc->height = lvc->height; 2760 vc->next = PTRIN(lvc->next); /* possible pointer size conversion */ 2761 return (0); 2762 } 2763 #endif 2764 2765 static int 2766 linux_to_bsd_v4l_window(struct l_video_window *lvw, struct video_window *vw) 2767 { 2768 vw->x = lvw->x; 2769 vw->y = lvw->y; 2770 vw->width = lvw->width; 2771 vw->height = lvw->height; 2772 vw->chromakey = lvw->chromakey; 2773 vw->flags = lvw->flags; 2774 vw->clips = PTRIN(lvw->clips); /* possible pointer size conversion */ 2775 vw->clipcount = lvw->clipcount; 2776 return (0); 2777 } 2778 2779 static int 2780 bsd_to_linux_v4l_window(struct video_window *vw, struct l_video_window *lvw) 2781 { 2782 lvw->x = vw->x; 2783 lvw->y = vw->y; 2784 lvw->width = vw->width; 2785 lvw->height = vw->height; 2786 lvw->chromakey = vw->chromakey; 2787 lvw->flags = vw->flags; 2788 lvw->clips = PTROUT(vw->clips); /* possible pointer size conversion */ 2789 lvw->clipcount = vw->clipcount; 2790 return (0); 2791 } 2792 2793 static int 2794 linux_to_bsd_v4l_buffer(struct l_video_buffer *lvb, struct video_buffer *vb) 2795 { 2796 vb->base = PTRIN(lvb->base); /* possible pointer size conversion */ 2797 vb->height = lvb->height; 2798 vb->width = lvb->width; 2799 vb->depth = lvb->depth; 2800 vb->bytesperline = lvb->bytesperline; 2801 return (0); 2802 } 2803 2804 static int 2805 bsd_to_linux_v4l_buffer(struct video_buffer *vb, struct l_video_buffer *lvb) 2806 { 2807 lvb->base = PTROUT(vb->base); /* possible pointer size conversion */ 2808 lvb->height = vb->height; 2809 lvb->width = vb->width; 2810 lvb->depth = vb->depth; 2811 lvb->bytesperline = vb->bytesperline; 2812 return (0); 2813 } 2814 2815 static int 2816 linux_to_bsd_v4l_code(struct l_video_code *lvc, struct video_code *vc) 2817 { 2818 strlcpy(vc->loadwhat, lvc->loadwhat, LINUX_VIDEO_CODE_LOADWHAT_SIZE); 2819 vc->datasize = lvc->datasize; 2820 vc->data = PTRIN(lvc->data); /* possible pointer size conversion */ 2821 return (0); 2822 } 2823 2824 #ifdef COMPAT_LINUX_V4L_CLIPLIST 2825 static int 2826 linux_v4l_clip_copy(void *lvc, struct video_clip **ppvc) 2827 { 2828 int error; 2829 struct video_clip vclip; 2830 struct l_video_clip l_vclip; 2831 2832 error = copyin(lvc, &l_vclip, sizeof(l_vclip)); 2833 if (error) return (error); 2834 linux_to_bsd_v4l_clip(&l_vclip, &vclip); 2835 /* XXX: If there can be no concurrency: s/M_NOWAIT/M_WAITOK/ */ 2836 if ((*ppvc = malloc(sizeof(**ppvc), M_LINUX, M_NOWAIT)) == NULL) 2837 return (ENOMEM); /* XXX: linux has no ENOMEM here */ 2838 memcpy(*ppvc, &vclip, sizeof(vclip)); 2839 (*ppvc)->next = NULL; 2840 return (0); 2841 } 2842 2843 static int 2844 linux_v4l_cliplist_free(struct video_window *vw) 2845 { 2846 struct video_clip **ppvc; 2847 struct video_clip **ppvc_next; 2848 2849 for (ppvc = &(vw->clips); *ppvc != NULL; ppvc = ppvc_next) { 2850 ppvc_next = &((*ppvc)->next); 2851 free(*ppvc, M_LINUX); 2852 } 2853 vw->clips = NULL; 2854 2855 return (0); 2856 } 2857 2858 static int 2859 linux_v4l_cliplist_copy(struct l_video_window *lvw, struct video_window *vw) 2860 { 2861 int error; 2862 int clipcount; 2863 void *plvc; 2864 struct video_clip **ppvc; 2865 2866 /* 2867 * XXX: The cliplist is used to pass in a list of clipping 2868 * rectangles or, if clipcount == VIDEO_CLIP_BITMAP, a 2869 * clipping bitmap. Some Linux apps, however, appear to 2870 * leave cliplist and clips uninitialized. In any case, 2871 * the cliplist is not used by pwc(4), at the time of 2872 * writing, FreeBSD's only V4L driver. When a driver 2873 * that uses the cliplist is developed, this code may 2874 * need re-examiniation. 2875 */ 2876 error = 0; 2877 clipcount = vw->clipcount; 2878 if (clipcount == VIDEO_CLIP_BITMAP) { 2879 /* 2880 * In this case, the pointer (clips) is overloaded 2881 * to be a "void *" to a bitmap, therefore there 2882 * is no struct video_clip to copy now. 2883 */ 2884 } else if (clipcount > 0 && clipcount <= 16384) { 2885 /* 2886 * Clips points to list of clip rectangles, so 2887 * copy the list. 2888 * 2889 * XXX: Upper limit of 16384 was used here to try to 2890 * avoid cases when clipcount and clips pointer 2891 * are uninitialized and therefore have high random 2892 * values, as is the case in the Linux Skype 2893 * application. The value 16384 was chosen as that 2894 * is what is used in the Linux stradis(4) MPEG 2895 * decoder driver, the only place we found an 2896 * example of cliplist use. 2897 */ 2898 plvc = PTRIN(lvw->clips); 2899 vw->clips = NULL; 2900 ppvc = &(vw->clips); 2901 while (clipcount-- > 0) { 2902 if (plvc == 0) { 2903 error = EFAULT; 2904 break; 2905 } else { 2906 error = linux_v4l_clip_copy(plvc, ppvc); 2907 if (error) { 2908 linux_v4l_cliplist_free(vw); 2909 break; 2910 } 2911 } 2912 ppvc = &((*ppvc)->next); 2913 plvc = PTRIN(((struct l_video_clip *) plvc)->next); 2914 } 2915 } else { 2916 /* 2917 * clipcount == 0 or negative (but not VIDEO_CLIP_BITMAP) 2918 * Force cliplist to null. 2919 */ 2920 vw->clipcount = 0; 2921 vw->clips = NULL; 2922 } 2923 return (error); 2924 } 2925 #endif 2926 2927 static int 2928 linux_ioctl_v4l(struct thread *td, struct linux_ioctl_args *args) 2929 { 2930 cap_rights_t rights; 2931 struct file *fp; 2932 int error; 2933 struct video_tuner vtun; 2934 struct video_window vwin; 2935 struct video_buffer vbuf; 2936 struct video_code vcode; 2937 struct l_video_tuner l_vtun; 2938 struct l_video_window l_vwin; 2939 struct l_video_buffer l_vbuf; 2940 struct l_video_code l_vcode; 2941 2942 switch (args->cmd & 0xffff) { 2943 case LINUX_VIDIOCGCAP: args->cmd = VIDIOCGCAP; break; 2944 case LINUX_VIDIOCGCHAN: args->cmd = VIDIOCGCHAN; break; 2945 case LINUX_VIDIOCSCHAN: args->cmd = VIDIOCSCHAN; break; 2946 2947 case LINUX_VIDIOCGTUNER: 2948 error = fget(td, args->fd, 2949 cap_rights_init(&rights, CAP_IOCTL), &fp); 2950 if (error != 0) 2951 return (error); 2952 error = copyin((void *) args->arg, &l_vtun, sizeof(l_vtun)); 2953 if (error) { 2954 fdrop(fp, td); 2955 return (error); 2956 } 2957 linux_to_bsd_v4l_tuner(&l_vtun, &vtun); 2958 error = fo_ioctl(fp, VIDIOCGTUNER, &vtun, td->td_ucred, td); 2959 if (!error) { 2960 bsd_to_linux_v4l_tuner(&vtun, &l_vtun); 2961 error = copyout(&l_vtun, (void *) args->arg, 2962 sizeof(l_vtun)); 2963 } 2964 fdrop(fp, td); 2965 return (error); 2966 2967 case LINUX_VIDIOCSTUNER: 2968 error = fget(td, args->fd, 2969 cap_rights_init(&rights, CAP_IOCTL), &fp); 2970 if (error != 0) 2971 return (error); 2972 error = copyin((void *) args->arg, &l_vtun, sizeof(l_vtun)); 2973 if (error) { 2974 fdrop(fp, td); 2975 return (error); 2976 } 2977 linux_to_bsd_v4l_tuner(&l_vtun, &vtun); 2978 error = fo_ioctl(fp, VIDIOCSTUNER, &vtun, td->td_ucred, td); 2979 fdrop(fp, td); 2980 return (error); 2981 2982 case LINUX_VIDIOCGPICT: args->cmd = VIDIOCGPICT; break; 2983 case LINUX_VIDIOCSPICT: args->cmd = VIDIOCSPICT; break; 2984 case LINUX_VIDIOCCAPTURE: args->cmd = VIDIOCCAPTURE; break; 2985 2986 case LINUX_VIDIOCGWIN: 2987 error = fget(td, args->fd, 2988 cap_rights_init(&rights, CAP_IOCTL), &fp); 2989 if (error != 0) 2990 return (error); 2991 error = fo_ioctl(fp, VIDIOCGWIN, &vwin, td->td_ucred, td); 2992 if (!error) { 2993 bsd_to_linux_v4l_window(&vwin, &l_vwin); 2994 error = copyout(&l_vwin, (void *) args->arg, 2995 sizeof(l_vwin)); 2996 } 2997 fdrop(fp, td); 2998 return (error); 2999 3000 case LINUX_VIDIOCSWIN: 3001 error = fget(td, args->fd, 3002 cap_rights_init(&rights, CAP_IOCTL), &fp); 3003 if (error != 0) 3004 return (error); 3005 error = copyin((void *) args->arg, &l_vwin, sizeof(l_vwin)); 3006 if (error) { 3007 fdrop(fp, td); 3008 return (error); 3009 } 3010 linux_to_bsd_v4l_window(&l_vwin, &vwin); 3011 #ifdef COMPAT_LINUX_V4L_CLIPLIST 3012 error = linux_v4l_cliplist_copy(&l_vwin, &vwin); 3013 if (error) { 3014 fdrop(fp, td); 3015 return (error); 3016 } 3017 #endif 3018 error = fo_ioctl(fp, VIDIOCSWIN, &vwin, td->td_ucred, td); 3019 fdrop(fp, td); 3020 #ifdef COMPAT_LINUX_V4L_CLIPLIST 3021 linux_v4l_cliplist_free(&vwin); 3022 #endif 3023 return (error); 3024 3025 case LINUX_VIDIOCGFBUF: 3026 error = fget(td, args->fd, 3027 cap_rights_init(&rights, CAP_IOCTL), &fp); 3028 if (error != 0) 3029 return (error); 3030 error = fo_ioctl(fp, VIDIOCGFBUF, &vbuf, td->td_ucred, td); 3031 if (!error) { 3032 bsd_to_linux_v4l_buffer(&vbuf, &l_vbuf); 3033 error = copyout(&l_vbuf, (void *) args->arg, 3034 sizeof(l_vbuf)); 3035 } 3036 fdrop(fp, td); 3037 return (error); 3038 3039 case LINUX_VIDIOCSFBUF: 3040 error = fget(td, args->fd, 3041 cap_rights_init(&rights, CAP_IOCTL), &fp); 3042 if (error != 0) 3043 return (error); 3044 error = copyin((void *) args->arg, &l_vbuf, sizeof(l_vbuf)); 3045 if (error) { 3046 fdrop(fp, td); 3047 return (error); 3048 } 3049 linux_to_bsd_v4l_buffer(&l_vbuf, &vbuf); 3050 error = fo_ioctl(fp, VIDIOCSFBUF, &vbuf, td->td_ucred, td); 3051 fdrop(fp, td); 3052 return (error); 3053 3054 case LINUX_VIDIOCKEY: args->cmd = VIDIOCKEY; break; 3055 case LINUX_VIDIOCGFREQ: args->cmd = VIDIOCGFREQ; break; 3056 case LINUX_VIDIOCSFREQ: args->cmd = VIDIOCSFREQ; break; 3057 case LINUX_VIDIOCGAUDIO: args->cmd = VIDIOCGAUDIO; break; 3058 case LINUX_VIDIOCSAUDIO: args->cmd = VIDIOCSAUDIO; break; 3059 case LINUX_VIDIOCSYNC: args->cmd = VIDIOCSYNC; break; 3060 case LINUX_VIDIOCMCAPTURE: args->cmd = VIDIOCMCAPTURE; break; 3061 case LINUX_VIDIOCGMBUF: args->cmd = VIDIOCGMBUF; break; 3062 case LINUX_VIDIOCGUNIT: args->cmd = VIDIOCGUNIT; break; 3063 case LINUX_VIDIOCGCAPTURE: args->cmd = VIDIOCGCAPTURE; break; 3064 case LINUX_VIDIOCSCAPTURE: args->cmd = VIDIOCSCAPTURE; break; 3065 case LINUX_VIDIOCSPLAYMODE: args->cmd = VIDIOCSPLAYMODE; break; 3066 case LINUX_VIDIOCSWRITEMODE: args->cmd = VIDIOCSWRITEMODE; break; 3067 case LINUX_VIDIOCGPLAYINFO: args->cmd = VIDIOCGPLAYINFO; break; 3068 3069 case LINUX_VIDIOCSMICROCODE: 3070 error = fget(td, args->fd, 3071 cap_rights_init(&rights, CAP_IOCTL), &fp); 3072 if (error != 0) 3073 return (error); 3074 error = copyin((void *) args->arg, &l_vcode, sizeof(l_vcode)); 3075 if (error) { 3076 fdrop(fp, td); 3077 return (error); 3078 } 3079 linux_to_bsd_v4l_code(&l_vcode, &vcode); 3080 error = fo_ioctl(fp, VIDIOCSMICROCODE, &vcode, td->td_ucred, td); 3081 fdrop(fp, td); 3082 return (error); 3083 3084 case LINUX_VIDIOCGVBIFMT: args->cmd = VIDIOCGVBIFMT; break; 3085 case LINUX_VIDIOCSVBIFMT: args->cmd = VIDIOCSVBIFMT; break; 3086 default: return (ENOIOCTL); 3087 } 3088 3089 error = sys_ioctl(td, (struct ioctl_args *)args); 3090 return (error); 3091 } 3092 3093 /* 3094 * Special ioctl handler 3095 */ 3096 static int 3097 linux_ioctl_special(struct thread *td, struct linux_ioctl_args *args) 3098 { 3099 int error; 3100 3101 switch (args->cmd) { 3102 case LINUX_SIOCGIFADDR: 3103 args->cmd = SIOCGIFADDR; 3104 error = sys_ioctl(td, (struct ioctl_args *)args); 3105 break; 3106 case LINUX_SIOCSIFADDR: 3107 args->cmd = SIOCSIFADDR; 3108 error = sys_ioctl(td, (struct ioctl_args *)args); 3109 break; 3110 case LINUX_SIOCGIFFLAGS: 3111 args->cmd = SIOCGIFFLAGS; 3112 error = sys_ioctl(td, (struct ioctl_args *)args); 3113 break; 3114 default: 3115 error = ENOIOCTL; 3116 } 3117 3118 return (error); 3119 } 3120 3121 static int 3122 linux_to_bsd_v4l2_standard(struct l_v4l2_standard *lvstd, struct v4l2_standard *vstd) 3123 { 3124 vstd->index = lvstd->index; 3125 vstd->id = lvstd->id; 3126 memcpy(&vstd->name, &lvstd->name, sizeof(*lvstd) - offsetof(struct l_v4l2_standard, name)); 3127 return (0); 3128 } 3129 3130 static int 3131 bsd_to_linux_v4l2_standard(struct v4l2_standard *vstd, struct l_v4l2_standard *lvstd) 3132 { 3133 lvstd->index = vstd->index; 3134 lvstd->id = vstd->id; 3135 memcpy(&lvstd->name, &vstd->name, sizeof(*lvstd) - offsetof(struct l_v4l2_standard, name)); 3136 return (0); 3137 } 3138 3139 static int 3140 linux_to_bsd_v4l2_buffer(struct l_v4l2_buffer *lvb, struct v4l2_buffer *vb) 3141 { 3142 vb->index = lvb->index; 3143 vb->type = lvb->type; 3144 vb->bytesused = lvb->bytesused; 3145 vb->flags = lvb->flags; 3146 vb->field = lvb->field; 3147 vb->timestamp.tv_sec = lvb->timestamp.tv_sec; 3148 vb->timestamp.tv_usec = lvb->timestamp.tv_usec; 3149 memcpy(&vb->timecode, &lvb->timecode, sizeof (lvb->timecode)); 3150 vb->sequence = lvb->sequence; 3151 vb->memory = lvb->memory; 3152 if (lvb->memory == V4L2_MEMORY_USERPTR) 3153 /* possible pointer size conversion */ 3154 vb->m.userptr = (unsigned long)PTRIN(lvb->m.userptr); 3155 else 3156 vb->m.offset = lvb->m.offset; 3157 vb->length = lvb->length; 3158 vb->input = lvb->input; 3159 vb->reserved = lvb->reserved; 3160 return (0); 3161 } 3162 3163 static int 3164 bsd_to_linux_v4l2_buffer(struct v4l2_buffer *vb, struct l_v4l2_buffer *lvb) 3165 { 3166 lvb->index = vb->index; 3167 lvb->type = vb->type; 3168 lvb->bytesused = vb->bytesused; 3169 lvb->flags = vb->flags; 3170 lvb->field = vb->field; 3171 lvb->timestamp.tv_sec = vb->timestamp.tv_sec; 3172 lvb->timestamp.tv_usec = vb->timestamp.tv_usec; 3173 memcpy(&lvb->timecode, &vb->timecode, sizeof (vb->timecode)); 3174 lvb->sequence = vb->sequence; 3175 lvb->memory = vb->memory; 3176 if (vb->memory == V4L2_MEMORY_USERPTR) 3177 /* possible pointer size conversion */ 3178 lvb->m.userptr = PTROUT(vb->m.userptr); 3179 else 3180 lvb->m.offset = vb->m.offset; 3181 lvb->length = vb->length; 3182 lvb->input = vb->input; 3183 lvb->reserved = vb->reserved; 3184 return (0); 3185 } 3186 3187 static int 3188 linux_to_bsd_v4l2_format(struct l_v4l2_format *lvf, struct v4l2_format *vf) 3189 { 3190 vf->type = lvf->type; 3191 if (lvf->type == V4L2_BUF_TYPE_VIDEO_OVERLAY 3192 #ifdef V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3193 || lvf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3194 #endif 3195 ) 3196 /* 3197 * XXX TODO - needs 32 -> 64 bit conversion: 3198 * (unused by webcams?) 3199 */ 3200 return EINVAL; 3201 memcpy(&vf->fmt, &lvf->fmt, sizeof(vf->fmt)); 3202 return 0; 3203 } 3204 3205 static int 3206 bsd_to_linux_v4l2_format(struct v4l2_format *vf, struct l_v4l2_format *lvf) 3207 { 3208 lvf->type = vf->type; 3209 if (vf->type == V4L2_BUF_TYPE_VIDEO_OVERLAY 3210 #ifdef V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3211 || vf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3212 #endif 3213 ) 3214 /* 3215 * XXX TODO - needs 32 -> 64 bit conversion: 3216 * (unused by webcams?) 3217 */ 3218 return EINVAL; 3219 memcpy(&lvf->fmt, &vf->fmt, sizeof(vf->fmt)); 3220 return 0; 3221 } 3222 static int 3223 linux_ioctl_v4l2(struct thread *td, struct linux_ioctl_args *args) 3224 { 3225 cap_rights_t rights; 3226 struct file *fp; 3227 int error; 3228 struct v4l2_format vformat; 3229 struct l_v4l2_format l_vformat; 3230 struct v4l2_standard vstd; 3231 struct l_v4l2_standard l_vstd; 3232 struct l_v4l2_buffer l_vbuf; 3233 struct v4l2_buffer vbuf; 3234 struct v4l2_input vinp; 3235 3236 switch (args->cmd & 0xffff) { 3237 case LINUX_VIDIOC_RESERVED: 3238 case LINUX_VIDIOC_LOG_STATUS: 3239 if ((args->cmd & IOC_DIRMASK) != LINUX_IOC_VOID) 3240 return ENOIOCTL; 3241 args->cmd = (args->cmd & 0xffff) | IOC_VOID; 3242 break; 3243 3244 case LINUX_VIDIOC_OVERLAY: 3245 case LINUX_VIDIOC_STREAMON: 3246 case LINUX_VIDIOC_STREAMOFF: 3247 case LINUX_VIDIOC_S_STD: 3248 case LINUX_VIDIOC_S_TUNER: 3249 case LINUX_VIDIOC_S_AUDIO: 3250 case LINUX_VIDIOC_S_AUDOUT: 3251 case LINUX_VIDIOC_S_MODULATOR: 3252 case LINUX_VIDIOC_S_FREQUENCY: 3253 case LINUX_VIDIOC_S_CROP: 3254 case LINUX_VIDIOC_S_JPEGCOMP: 3255 case LINUX_VIDIOC_S_PRIORITY: 3256 case LINUX_VIDIOC_DBG_S_REGISTER: 3257 case LINUX_VIDIOC_S_HW_FREQ_SEEK: 3258 case LINUX_VIDIOC_SUBSCRIBE_EVENT: 3259 case LINUX_VIDIOC_UNSUBSCRIBE_EVENT: 3260 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_IN; 3261 break; 3262 3263 case LINUX_VIDIOC_QUERYCAP: 3264 case LINUX_VIDIOC_G_STD: 3265 case LINUX_VIDIOC_G_AUDIO: 3266 case LINUX_VIDIOC_G_INPUT: 3267 case LINUX_VIDIOC_G_OUTPUT: 3268 case LINUX_VIDIOC_G_AUDOUT: 3269 case LINUX_VIDIOC_G_JPEGCOMP: 3270 case LINUX_VIDIOC_QUERYSTD: 3271 case LINUX_VIDIOC_G_PRIORITY: 3272 case LINUX_VIDIOC_QUERY_DV_PRESET: 3273 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_OUT; 3274 break; 3275 3276 case LINUX_VIDIOC_ENUM_FMT: 3277 case LINUX_VIDIOC_REQBUFS: 3278 case LINUX_VIDIOC_G_PARM: 3279 case LINUX_VIDIOC_S_PARM: 3280 case LINUX_VIDIOC_G_CTRL: 3281 case LINUX_VIDIOC_S_CTRL: 3282 case LINUX_VIDIOC_G_TUNER: 3283 case LINUX_VIDIOC_QUERYCTRL: 3284 case LINUX_VIDIOC_QUERYMENU: 3285 case LINUX_VIDIOC_S_INPUT: 3286 case LINUX_VIDIOC_S_OUTPUT: 3287 case LINUX_VIDIOC_ENUMOUTPUT: 3288 case LINUX_VIDIOC_G_MODULATOR: 3289 case LINUX_VIDIOC_G_FREQUENCY: 3290 case LINUX_VIDIOC_CROPCAP: 3291 case LINUX_VIDIOC_G_CROP: 3292 case LINUX_VIDIOC_ENUMAUDIO: 3293 case LINUX_VIDIOC_ENUMAUDOUT: 3294 case LINUX_VIDIOC_G_SLICED_VBI_CAP: 3295 #ifdef VIDIOC_ENUM_FRAMESIZES 3296 case LINUX_VIDIOC_ENUM_FRAMESIZES: 3297 case LINUX_VIDIOC_ENUM_FRAMEINTERVALS: 3298 case LINUX_VIDIOC_ENCODER_CMD: 3299 case LINUX_VIDIOC_TRY_ENCODER_CMD: 3300 #endif 3301 case LINUX_VIDIOC_DBG_G_REGISTER: 3302 case LINUX_VIDIOC_DBG_G_CHIP_IDENT: 3303 case LINUX_VIDIOC_ENUM_DV_PRESETS: 3304 case LINUX_VIDIOC_S_DV_PRESET: 3305 case LINUX_VIDIOC_G_DV_PRESET: 3306 case LINUX_VIDIOC_S_DV_TIMINGS: 3307 case LINUX_VIDIOC_G_DV_TIMINGS: 3308 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_INOUT; 3309 break; 3310 3311 case LINUX_VIDIOC_G_FMT: 3312 case LINUX_VIDIOC_S_FMT: 3313 case LINUX_VIDIOC_TRY_FMT: 3314 error = copyin((void *)args->arg, &l_vformat, sizeof(l_vformat)); 3315 if (error) 3316 return (error); 3317 error = fget(td, args->fd, 3318 cap_rights_init(&rights, CAP_IOCTL), &fp); 3319 if (error) 3320 return (error); 3321 if (linux_to_bsd_v4l2_format(&l_vformat, &vformat) != 0) 3322 error = EINVAL; 3323 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_G_FMT) 3324 error = fo_ioctl(fp, VIDIOC_G_FMT, &vformat, 3325 td->td_ucred, td); 3326 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_S_FMT) 3327 error = fo_ioctl(fp, VIDIOC_S_FMT, &vformat, 3328 td->td_ucred, td); 3329 else 3330 error = fo_ioctl(fp, VIDIOC_TRY_FMT, &vformat, 3331 td->td_ucred, td); 3332 bsd_to_linux_v4l2_format(&vformat, &l_vformat); 3333 copyout(&l_vformat, (void *)args->arg, sizeof(l_vformat)); 3334 fdrop(fp, td); 3335 return (error); 3336 3337 case LINUX_VIDIOC_ENUMSTD: 3338 error = copyin((void *)args->arg, &l_vstd, sizeof(l_vstd)); 3339 if (error) 3340 return (error); 3341 linux_to_bsd_v4l2_standard(&l_vstd, &vstd); 3342 error = fget(td, args->fd, 3343 cap_rights_init(&rights, CAP_IOCTL), &fp); 3344 if (error) 3345 return (error); 3346 error = fo_ioctl(fp, VIDIOC_ENUMSTD, (caddr_t)&vstd, 3347 td->td_ucred, td); 3348 if (error) { 3349 fdrop(fp, td); 3350 return (error); 3351 } 3352 bsd_to_linux_v4l2_standard(&vstd, &l_vstd); 3353 error = copyout(&l_vstd, (void *)args->arg, sizeof(l_vstd)); 3354 fdrop(fp, td); 3355 return (error); 3356 3357 case LINUX_VIDIOC_ENUMINPUT: 3358 /* 3359 * The Linux struct l_v4l2_input differs only in size, 3360 * it has no padding at the end. 3361 */ 3362 error = copyin((void *)args->arg, &vinp, 3363 sizeof(struct l_v4l2_input)); 3364 if (error != 0) 3365 return (error); 3366 error = fget(td, args->fd, 3367 cap_rights_init(&rights, CAP_IOCTL), &fp); 3368 if (error != 0) 3369 return (error); 3370 error = fo_ioctl(fp, VIDIOC_ENUMINPUT, (caddr_t)&vinp, 3371 td->td_ucred, td); 3372 if (error) { 3373 fdrop(fp, td); 3374 return (error); 3375 } 3376 error = copyout(&vinp, (void *)args->arg, 3377 sizeof(struct l_v4l2_input)); 3378 fdrop(fp, td); 3379 return (error); 3380 3381 case LINUX_VIDIOC_QUERYBUF: 3382 case LINUX_VIDIOC_QBUF: 3383 case LINUX_VIDIOC_DQBUF: 3384 error = copyin((void *)args->arg, &l_vbuf, sizeof(l_vbuf)); 3385 if (error) 3386 return (error); 3387 error = fget(td, args->fd, 3388 cap_rights_init(&rights, CAP_IOCTL), &fp); 3389 if (error) 3390 return (error); 3391 linux_to_bsd_v4l2_buffer(&l_vbuf, &vbuf); 3392 if ((args->cmd & 0xffff) == LINUX_VIDIOC_QUERYBUF) 3393 error = fo_ioctl(fp, VIDIOC_QUERYBUF, &vbuf, 3394 td->td_ucred, td); 3395 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_QBUF) 3396 error = fo_ioctl(fp, VIDIOC_QBUF, &vbuf, 3397 td->td_ucred, td); 3398 else 3399 error = fo_ioctl(fp, VIDIOC_DQBUF, &vbuf, 3400 td->td_ucred, td); 3401 bsd_to_linux_v4l2_buffer(&vbuf, &l_vbuf); 3402 copyout(&l_vbuf, (void *)args->arg, sizeof(l_vbuf)); 3403 fdrop(fp, td); 3404 return (error); 3405 3406 /* 3407 * XXX TODO - these need 32 -> 64 bit conversion: 3408 * (are any of them needed for webcams?) 3409 */ 3410 case LINUX_VIDIOC_G_FBUF: 3411 case LINUX_VIDIOC_S_FBUF: 3412 3413 case LINUX_VIDIOC_G_EXT_CTRLS: 3414 case LINUX_VIDIOC_S_EXT_CTRLS: 3415 case LINUX_VIDIOC_TRY_EXT_CTRLS: 3416 3417 case LINUX_VIDIOC_DQEVENT: 3418 3419 default: return (ENOIOCTL); 3420 } 3421 3422 error = sys_ioctl(td, (struct ioctl_args *)args); 3423 return (error); 3424 } 3425 3426 /* 3427 * Support for emulators/linux-libusb. This port uses FBSD_LUSB* macros 3428 * instead of USB* ones. This lets us to provide correct values for cmd. 3429 * 0xffffffe0 -- 0xffffffff range seemed to be the least collision-prone. 3430 */ 3431 static int 3432 linux_ioctl_fbsd_usb(struct thread *td, struct linux_ioctl_args *args) 3433 { 3434 int error; 3435 3436 error = 0; 3437 switch (args->cmd) { 3438 case FBSD_LUSB_DEVICEENUMERATE: 3439 args->cmd = USB_DEVICEENUMERATE; 3440 break; 3441 case FBSD_LUSB_DEV_QUIRK_ADD: 3442 args->cmd = USB_DEV_QUIRK_ADD; 3443 break; 3444 case FBSD_LUSB_DEV_QUIRK_GET: 3445 args->cmd = USB_DEV_QUIRK_GET; 3446 break; 3447 case FBSD_LUSB_DEV_QUIRK_REMOVE: 3448 args->cmd = USB_DEV_QUIRK_REMOVE; 3449 break; 3450 case FBSD_LUSB_DO_REQUEST: 3451 args->cmd = USB_DO_REQUEST; 3452 break; 3453 case FBSD_LUSB_FS_CLEAR_STALL_SYNC: 3454 args->cmd = USB_FS_CLEAR_STALL_SYNC; 3455 break; 3456 case FBSD_LUSB_FS_CLOSE: 3457 args->cmd = USB_FS_CLOSE; 3458 break; 3459 case FBSD_LUSB_FS_COMPLETE: 3460 args->cmd = USB_FS_COMPLETE; 3461 break; 3462 case FBSD_LUSB_FS_INIT: 3463 args->cmd = USB_FS_INIT; 3464 break; 3465 case FBSD_LUSB_FS_OPEN: 3466 args->cmd = USB_FS_OPEN; 3467 break; 3468 case FBSD_LUSB_FS_START: 3469 args->cmd = USB_FS_START; 3470 break; 3471 case FBSD_LUSB_FS_STOP: 3472 args->cmd = USB_FS_STOP; 3473 break; 3474 case FBSD_LUSB_FS_UNINIT: 3475 args->cmd = USB_FS_UNINIT; 3476 break; 3477 case FBSD_LUSB_GET_CONFIG: 3478 args->cmd = USB_GET_CONFIG; 3479 break; 3480 case FBSD_LUSB_GET_DEVICEINFO: 3481 args->cmd = USB_GET_DEVICEINFO; 3482 break; 3483 case FBSD_LUSB_GET_DEVICE_DESC: 3484 args->cmd = USB_GET_DEVICE_DESC; 3485 break; 3486 case FBSD_LUSB_GET_FULL_DESC: 3487 args->cmd = USB_GET_FULL_DESC; 3488 break; 3489 case FBSD_LUSB_GET_IFACE_DRIVER: 3490 args->cmd = USB_GET_IFACE_DRIVER; 3491 break; 3492 case FBSD_LUSB_GET_PLUGTIME: 3493 args->cmd = USB_GET_PLUGTIME; 3494 break; 3495 case FBSD_LUSB_GET_POWER_MODE: 3496 args->cmd = USB_GET_POWER_MODE; 3497 break; 3498 case FBSD_LUSB_GET_REPORT_DESC: 3499 args->cmd = USB_GET_REPORT_DESC; 3500 break; 3501 case FBSD_LUSB_GET_REPORT_ID: 3502 args->cmd = USB_GET_REPORT_ID; 3503 break; 3504 case FBSD_LUSB_GET_TEMPLATE: 3505 args->cmd = USB_GET_TEMPLATE; 3506 break; 3507 case FBSD_LUSB_IFACE_DRIVER_ACTIVE: 3508 args->cmd = USB_IFACE_DRIVER_ACTIVE; 3509 break; 3510 case FBSD_LUSB_IFACE_DRIVER_DETACH: 3511 args->cmd = USB_IFACE_DRIVER_DETACH; 3512 break; 3513 case FBSD_LUSB_QUIRK_NAME_GET: 3514 args->cmd = USB_QUIRK_NAME_GET; 3515 break; 3516 case FBSD_LUSB_READ_DIR: 3517 args->cmd = USB_READ_DIR; 3518 break; 3519 case FBSD_LUSB_SET_ALTINTERFACE: 3520 args->cmd = USB_SET_ALTINTERFACE; 3521 break; 3522 case FBSD_LUSB_SET_CONFIG: 3523 args->cmd = USB_SET_CONFIG; 3524 break; 3525 case FBSD_LUSB_SET_IMMED: 3526 args->cmd = USB_SET_IMMED; 3527 break; 3528 case FBSD_LUSB_SET_POWER_MODE: 3529 args->cmd = USB_SET_POWER_MODE; 3530 break; 3531 case FBSD_LUSB_SET_TEMPLATE: 3532 args->cmd = USB_SET_TEMPLATE; 3533 break; 3534 case FBSD_LUSB_FS_OPEN_STREAM: 3535 args->cmd = USB_FS_OPEN_STREAM; 3536 break; 3537 case FBSD_LUSB_GET_DEV_PORT_PATH: 3538 args->cmd = USB_GET_DEV_PORT_PATH; 3539 break; 3540 case FBSD_LUSB_GET_POWER_USAGE: 3541 args->cmd = USB_GET_POWER_USAGE; 3542 break; 3543 default: 3544 error = ENOIOCTL; 3545 } 3546 if (error != ENOIOCTL) 3547 error = sys_ioctl(td, (struct ioctl_args *)args); 3548 return (error); 3549 } 3550 3551 /* 3552 * main ioctl syscall function 3553 */ 3554 3555 int 3556 linux_ioctl(struct thread *td, struct linux_ioctl_args *args) 3557 { 3558 cap_rights_t rights; 3559 struct file *fp; 3560 struct handler_element *he; 3561 int error, cmd; 3562 3563 #ifdef DEBUG 3564 if (ldebug(ioctl)) 3565 printf(ARGS(ioctl, "%d, %04lx, *"), args->fd, 3566 (unsigned long)args->cmd); 3567 #endif 3568 3569 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 3570 if (error != 0) 3571 return (error); 3572 if ((fp->f_flag & (FREAD|FWRITE)) == 0) { 3573 fdrop(fp, td); 3574 return (EBADF); 3575 } 3576 3577 /* Iterate over the ioctl handlers */ 3578 cmd = args->cmd & 0xffff; 3579 sx_slock(&linux_ioctl_sx); 3580 mtx_lock(&Giant); 3581 TAILQ_FOREACH(he, &handlers, list) { 3582 if (cmd >= he->low && cmd <= he->high) { 3583 error = (*he->func)(td, args); 3584 if (error != ENOIOCTL) { 3585 mtx_unlock(&Giant); 3586 sx_sunlock(&linux_ioctl_sx); 3587 fdrop(fp, td); 3588 return (error); 3589 } 3590 } 3591 } 3592 mtx_unlock(&Giant); 3593 sx_sunlock(&linux_ioctl_sx); 3594 fdrop(fp, td); 3595 3596 linux_msg(td, "ioctl fd=%d, cmd=0x%x ('%c',%d) is not implemented", 3597 args->fd, (int)(args->cmd & 0xffff), 3598 (int)(args->cmd & 0xff00) >> 8, (int)(args->cmd & 0xff)); 3599 3600 return (EINVAL); 3601 } 3602 3603 int 3604 linux_ioctl_register_handler(struct linux_ioctl_handler *h) 3605 { 3606 struct handler_element *he, *cur; 3607 3608 if (h == NULL || h->func == NULL) 3609 return (EINVAL); 3610 3611 /* 3612 * Reuse the element if the handler is already on the list, otherwise 3613 * create a new element. 3614 */ 3615 sx_xlock(&linux_ioctl_sx); 3616 TAILQ_FOREACH(he, &handlers, list) { 3617 if (he->func == h->func) 3618 break; 3619 } 3620 if (he == NULL) { 3621 he = malloc(sizeof(*he), 3622 M_LINUX, M_WAITOK); 3623 he->func = h->func; 3624 } else 3625 TAILQ_REMOVE(&handlers, he, list); 3626 3627 /* Initialize range information. */ 3628 he->low = h->low; 3629 he->high = h->high; 3630 he->span = h->high - h->low + 1; 3631 3632 /* Add the element to the list, sorted on span. */ 3633 TAILQ_FOREACH(cur, &handlers, list) { 3634 if (cur->span > he->span) { 3635 TAILQ_INSERT_BEFORE(cur, he, list); 3636 sx_xunlock(&linux_ioctl_sx); 3637 return (0); 3638 } 3639 } 3640 TAILQ_INSERT_TAIL(&handlers, he, list); 3641 sx_xunlock(&linux_ioctl_sx); 3642 3643 return (0); 3644 } 3645 3646 int 3647 linux_ioctl_unregister_handler(struct linux_ioctl_handler *h) 3648 { 3649 struct handler_element *he; 3650 3651 if (h == NULL || h->func == NULL) 3652 return (EINVAL); 3653 3654 sx_xlock(&linux_ioctl_sx); 3655 TAILQ_FOREACH(he, &handlers, list) { 3656 if (he->func == h->func) { 3657 TAILQ_REMOVE(&handlers, he, list); 3658 sx_xunlock(&linux_ioctl_sx); 3659 free(he, M_LINUX); 3660 return (0); 3661 } 3662 } 3663 sx_xunlock(&linux_ioctl_sx); 3664 3665 return (EINVAL); 3666 } 3667