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 #include <net/vnet.h> 73 74 #include <dev/usb/usb_ioctl.h> 75 76 #ifdef COMPAT_LINUX32 77 #include <machine/../linux32/linux.h> 78 #include <machine/../linux32/linux32_proto.h> 79 #else 80 #include <machine/../linux/linux.h> 81 #include <machine/../linux/linux_proto.h> 82 #endif 83 84 #include <compat/linux/linux_ioctl.h> 85 #include <compat/linux/linux_mib.h> 86 #include <compat/linux/linux_socket.h> 87 #include <compat/linux/linux_util.h> 88 89 #include <contrib/v4l/videodev.h> 90 #include <compat/linux/linux_videodev_compat.h> 91 92 #include <contrib/v4l/videodev2.h> 93 #include <compat/linux/linux_videodev2_compat.h> 94 95 #include <cam/scsi/scsi_sg.h> 96 97 CTASSERT(LINUX_IFNAMSIZ == IFNAMSIZ); 98 99 FEATURE(linuxulator_v4l, "V4L ioctl wrapper support in the linuxulator"); 100 FEATURE(linuxulator_v4l2, "V4L2 ioctl wrapper support in the linuxulator"); 101 102 static linux_ioctl_function_t linux_ioctl_cdrom; 103 static linux_ioctl_function_t linux_ioctl_vfat; 104 static linux_ioctl_function_t linux_ioctl_console; 105 static linux_ioctl_function_t linux_ioctl_hdio; 106 static linux_ioctl_function_t linux_ioctl_disk; 107 static linux_ioctl_function_t linux_ioctl_socket; 108 static linux_ioctl_function_t linux_ioctl_sound; 109 static linux_ioctl_function_t linux_ioctl_termio; 110 static linux_ioctl_function_t linux_ioctl_private; 111 static linux_ioctl_function_t linux_ioctl_drm; 112 static linux_ioctl_function_t linux_ioctl_sg; 113 static linux_ioctl_function_t linux_ioctl_v4l; 114 static linux_ioctl_function_t linux_ioctl_v4l2; 115 static linux_ioctl_function_t linux_ioctl_special; 116 static linux_ioctl_function_t linux_ioctl_fbsd_usb; 117 118 static struct linux_ioctl_handler cdrom_handler = 119 { linux_ioctl_cdrom, LINUX_IOCTL_CDROM_MIN, LINUX_IOCTL_CDROM_MAX }; 120 static struct linux_ioctl_handler vfat_handler = 121 { linux_ioctl_vfat, LINUX_IOCTL_VFAT_MIN, LINUX_IOCTL_VFAT_MAX }; 122 static struct linux_ioctl_handler console_handler = 123 { linux_ioctl_console, LINUX_IOCTL_CONSOLE_MIN, LINUX_IOCTL_CONSOLE_MAX }; 124 static struct linux_ioctl_handler hdio_handler = 125 { linux_ioctl_hdio, LINUX_IOCTL_HDIO_MIN, LINUX_IOCTL_HDIO_MAX }; 126 static struct linux_ioctl_handler disk_handler = 127 { linux_ioctl_disk, LINUX_IOCTL_DISK_MIN, LINUX_IOCTL_DISK_MAX }; 128 static struct linux_ioctl_handler socket_handler = 129 { linux_ioctl_socket, LINUX_IOCTL_SOCKET_MIN, LINUX_IOCTL_SOCKET_MAX }; 130 static struct linux_ioctl_handler sound_handler = 131 { linux_ioctl_sound, LINUX_IOCTL_SOUND_MIN, LINUX_IOCTL_SOUND_MAX }; 132 static struct linux_ioctl_handler termio_handler = 133 { linux_ioctl_termio, LINUX_IOCTL_TERMIO_MIN, LINUX_IOCTL_TERMIO_MAX }; 134 static struct linux_ioctl_handler private_handler = 135 { linux_ioctl_private, LINUX_IOCTL_PRIVATE_MIN, LINUX_IOCTL_PRIVATE_MAX }; 136 static struct linux_ioctl_handler drm_handler = 137 { linux_ioctl_drm, LINUX_IOCTL_DRM_MIN, LINUX_IOCTL_DRM_MAX }; 138 static struct linux_ioctl_handler sg_handler = 139 { linux_ioctl_sg, LINUX_IOCTL_SG_MIN, LINUX_IOCTL_SG_MAX }; 140 static struct linux_ioctl_handler video_handler = 141 { linux_ioctl_v4l, LINUX_IOCTL_VIDEO_MIN, LINUX_IOCTL_VIDEO_MAX }; 142 static struct linux_ioctl_handler video2_handler = 143 { linux_ioctl_v4l2, LINUX_IOCTL_VIDEO2_MIN, LINUX_IOCTL_VIDEO2_MAX }; 144 static struct linux_ioctl_handler fbsd_usb = 145 { linux_ioctl_fbsd_usb, FBSD_LUSB_MIN, FBSD_LUSB_MAX }; 146 147 DATA_SET(linux_ioctl_handler_set, cdrom_handler); 148 DATA_SET(linux_ioctl_handler_set, vfat_handler); 149 DATA_SET(linux_ioctl_handler_set, console_handler); 150 DATA_SET(linux_ioctl_handler_set, hdio_handler); 151 DATA_SET(linux_ioctl_handler_set, disk_handler); 152 DATA_SET(linux_ioctl_handler_set, socket_handler); 153 DATA_SET(linux_ioctl_handler_set, sound_handler); 154 DATA_SET(linux_ioctl_handler_set, termio_handler); 155 DATA_SET(linux_ioctl_handler_set, private_handler); 156 DATA_SET(linux_ioctl_handler_set, drm_handler); 157 DATA_SET(linux_ioctl_handler_set, sg_handler); 158 DATA_SET(linux_ioctl_handler_set, video_handler); 159 DATA_SET(linux_ioctl_handler_set, video2_handler); 160 DATA_SET(linux_ioctl_handler_set, fbsd_usb); 161 162 struct handler_element 163 { 164 TAILQ_ENTRY(handler_element) list; 165 int (*func)(struct thread *, struct linux_ioctl_args *); 166 int low, high, span; 167 }; 168 169 static TAILQ_HEAD(, handler_element) handlers = 170 TAILQ_HEAD_INITIALIZER(handlers); 171 static struct sx linux_ioctl_sx; 172 SX_SYSINIT(linux_ioctl, &linux_ioctl_sx, "linux ioctl handlers"); 173 174 /* 175 * hdio related ioctls for VMWare support 176 */ 177 178 struct linux_hd_geometry { 179 u_int8_t heads; 180 u_int8_t sectors; 181 u_int16_t cylinders; 182 u_int32_t start; 183 }; 184 185 struct linux_hd_big_geometry { 186 u_int8_t heads; 187 u_int8_t sectors; 188 u_int32_t cylinders; 189 u_int32_t start; 190 }; 191 192 static int 193 linux_ioctl_hdio(struct thread *td, struct linux_ioctl_args *args) 194 { 195 cap_rights_t rights; 196 struct file *fp; 197 int error; 198 u_int sectorsize, fwcylinders, fwheads, fwsectors; 199 off_t mediasize, bytespercyl; 200 201 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 202 if (error != 0) 203 return (error); 204 switch (args->cmd & 0xffff) { 205 case LINUX_HDIO_GET_GEO: 206 case LINUX_HDIO_GET_GEO_BIG: 207 error = fo_ioctl(fp, DIOCGMEDIASIZE, 208 (caddr_t)&mediasize, td->td_ucred, td); 209 if (!error) 210 error = fo_ioctl(fp, DIOCGSECTORSIZE, 211 (caddr_t)§orsize, td->td_ucred, td); 212 if (!error) 213 error = fo_ioctl(fp, DIOCGFWHEADS, 214 (caddr_t)&fwheads, td->td_ucred, td); 215 if (!error) 216 error = fo_ioctl(fp, DIOCGFWSECTORS, 217 (caddr_t)&fwsectors, td->td_ucred, td); 218 /* 219 * XXX: DIOCGFIRSTOFFSET is not yet implemented, so 220 * so pretend that GEOM always says 0. This is NOT VALID 221 * for slices or partitions, only the per-disk raw devices. 222 */ 223 224 fdrop(fp, td); 225 if (error) 226 return (error); 227 /* 228 * 1. Calculate the number of bytes in a cylinder, 229 * given the firmware's notion of heads and sectors 230 * per cylinder. 231 * 2. Calculate the number of cylinders, given the total 232 * size of the media. 233 * All internal calculations should have 64-bit precision. 234 */ 235 bytespercyl = (off_t) sectorsize * fwheads * fwsectors; 236 fwcylinders = mediasize / bytespercyl; 237 #if defined(DEBUG) 238 linux_msg(td, "HDIO_GET_GEO: mediasize %jd, c/h/s %d/%d/%d, " 239 "bpc %jd", 240 (intmax_t)mediasize, fwcylinders, fwheads, fwsectors, 241 (intmax_t)bytespercyl); 242 #endif 243 if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO) { 244 struct linux_hd_geometry hdg; 245 246 hdg.cylinders = fwcylinders; 247 hdg.heads = fwheads; 248 hdg.sectors = fwsectors; 249 hdg.start = 0; 250 error = copyout(&hdg, (void *)args->arg, sizeof(hdg)); 251 } else if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO_BIG) { 252 struct linux_hd_big_geometry hdbg; 253 254 hdbg.cylinders = fwcylinders; 255 hdbg.heads = fwheads; 256 hdbg.sectors = fwsectors; 257 hdbg.start = 0; 258 error = copyout(&hdbg, (void *)args->arg, sizeof(hdbg)); 259 } 260 return (error); 261 break; 262 default: 263 /* XXX */ 264 linux_msg(td, 265 "ioctl fd=%d, cmd=0x%x ('%c',%d) is not implemented", 266 args->fd, (int)(args->cmd & 0xffff), 267 (int)(args->cmd & 0xff00) >> 8, 268 (int)(args->cmd & 0xff)); 269 break; 270 } 271 fdrop(fp, td); 272 return (ENOIOCTL); 273 } 274 275 static int 276 linux_ioctl_disk(struct thread *td, struct linux_ioctl_args *args) 277 { 278 cap_rights_t rights; 279 struct file *fp; 280 int error; 281 u_int sectorsize; 282 off_t mediasize; 283 284 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 285 if (error != 0) 286 return (error); 287 switch (args->cmd & 0xffff) { 288 case LINUX_BLKGETSIZE: 289 error = fo_ioctl(fp, DIOCGSECTORSIZE, 290 (caddr_t)§orsize, td->td_ucred, td); 291 if (!error) 292 error = fo_ioctl(fp, DIOCGMEDIASIZE, 293 (caddr_t)&mediasize, td->td_ucred, td); 294 fdrop(fp, td); 295 if (error) 296 return (error); 297 sectorsize = mediasize / sectorsize; 298 /* 299 * XXX: How do we know we return the right size of integer ? 300 */ 301 return (copyout(§orsize, (void *)args->arg, 302 sizeof(sectorsize))); 303 break; 304 } 305 fdrop(fp, td); 306 return (ENOIOCTL); 307 } 308 309 /* 310 * termio related ioctls 311 */ 312 313 struct linux_termio { 314 unsigned short c_iflag; 315 unsigned short c_oflag; 316 unsigned short c_cflag; 317 unsigned short c_lflag; 318 unsigned char c_line; 319 unsigned char c_cc[LINUX_NCC]; 320 }; 321 322 struct linux_termios { 323 unsigned int c_iflag; 324 unsigned int c_oflag; 325 unsigned int c_cflag; 326 unsigned int c_lflag; 327 unsigned char c_line; 328 unsigned char c_cc[LINUX_NCCS]; 329 }; 330 331 struct linux_winsize { 332 unsigned short ws_row, ws_col; 333 unsigned short ws_xpixel, ws_ypixel; 334 }; 335 336 struct speedtab { 337 int sp_speed; /* Speed. */ 338 int sp_code; /* Code. */ 339 }; 340 341 static struct speedtab sptab[] = { 342 { B0, LINUX_B0 }, { B50, LINUX_B50 }, 343 { B75, LINUX_B75 }, { B110, LINUX_B110 }, 344 { B134, LINUX_B134 }, { B150, LINUX_B150 }, 345 { B200, LINUX_B200 }, { B300, LINUX_B300 }, 346 { B600, LINUX_B600 }, { B1200, LINUX_B1200 }, 347 { B1800, LINUX_B1800 }, { B2400, LINUX_B2400 }, 348 { B4800, LINUX_B4800 }, { B9600, LINUX_B9600 }, 349 { B19200, LINUX_B19200 }, { B38400, LINUX_B38400 }, 350 { B57600, LINUX_B57600 }, { B115200, LINUX_B115200 }, 351 {-1, -1 } 352 }; 353 354 struct linux_serial_struct { 355 int type; 356 int line; 357 int port; 358 int irq; 359 int flags; 360 int xmit_fifo_size; 361 int custom_divisor; 362 int baud_base; 363 unsigned short close_delay; 364 char reserved_char[2]; 365 int hub6; 366 unsigned short closing_wait; 367 unsigned short closing_wait2; 368 int reserved[4]; 369 }; 370 371 static int 372 linux_to_bsd_speed(int code, struct speedtab *table) 373 { 374 for ( ; table->sp_code != -1; table++) 375 if (table->sp_code == code) 376 return (table->sp_speed); 377 return -1; 378 } 379 380 static int 381 bsd_to_linux_speed(int speed, struct speedtab *table) 382 { 383 for ( ; table->sp_speed != -1; table++) 384 if (table->sp_speed == speed) 385 return (table->sp_code); 386 return -1; 387 } 388 389 static void 390 bsd_to_linux_termios(struct termios *bios, struct linux_termios *lios) 391 { 392 int i; 393 394 #ifdef DEBUG 395 if (ldebug(ioctl)) { 396 printf("LINUX: BSD termios structure (input):\n"); 397 printf("i=%08x o=%08x c=%08x l=%08x ispeed=%d ospeed=%d\n", 398 bios->c_iflag, bios->c_oflag, bios->c_cflag, bios->c_lflag, 399 bios->c_ispeed, bios->c_ospeed); 400 printf("c_cc "); 401 for (i=0; i<NCCS; i++) 402 printf("%02x ", bios->c_cc[i]); 403 printf("\n"); 404 } 405 #endif 406 407 lios->c_iflag = 0; 408 if (bios->c_iflag & IGNBRK) 409 lios->c_iflag |= LINUX_IGNBRK; 410 if (bios->c_iflag & BRKINT) 411 lios->c_iflag |= LINUX_BRKINT; 412 if (bios->c_iflag & IGNPAR) 413 lios->c_iflag |= LINUX_IGNPAR; 414 if (bios->c_iflag & PARMRK) 415 lios->c_iflag |= LINUX_PARMRK; 416 if (bios->c_iflag & INPCK) 417 lios->c_iflag |= LINUX_INPCK; 418 if (bios->c_iflag & ISTRIP) 419 lios->c_iflag |= LINUX_ISTRIP; 420 if (bios->c_iflag & INLCR) 421 lios->c_iflag |= LINUX_INLCR; 422 if (bios->c_iflag & IGNCR) 423 lios->c_iflag |= LINUX_IGNCR; 424 if (bios->c_iflag & ICRNL) 425 lios->c_iflag |= LINUX_ICRNL; 426 if (bios->c_iflag & IXON) 427 lios->c_iflag |= LINUX_IXON; 428 if (bios->c_iflag & IXANY) 429 lios->c_iflag |= LINUX_IXANY; 430 if (bios->c_iflag & IXOFF) 431 lios->c_iflag |= LINUX_IXOFF; 432 if (bios->c_iflag & IMAXBEL) 433 lios->c_iflag |= LINUX_IMAXBEL; 434 435 lios->c_oflag = 0; 436 if (bios->c_oflag & OPOST) 437 lios->c_oflag |= LINUX_OPOST; 438 if (bios->c_oflag & ONLCR) 439 lios->c_oflag |= LINUX_ONLCR; 440 if (bios->c_oflag & TAB3) 441 lios->c_oflag |= LINUX_XTABS; 442 443 lios->c_cflag = bsd_to_linux_speed(bios->c_ispeed, sptab); 444 lios->c_cflag |= (bios->c_cflag & CSIZE) >> 4; 445 if (bios->c_cflag & CSTOPB) 446 lios->c_cflag |= LINUX_CSTOPB; 447 if (bios->c_cflag & CREAD) 448 lios->c_cflag |= LINUX_CREAD; 449 if (bios->c_cflag & PARENB) 450 lios->c_cflag |= LINUX_PARENB; 451 if (bios->c_cflag & PARODD) 452 lios->c_cflag |= LINUX_PARODD; 453 if (bios->c_cflag & HUPCL) 454 lios->c_cflag |= LINUX_HUPCL; 455 if (bios->c_cflag & CLOCAL) 456 lios->c_cflag |= LINUX_CLOCAL; 457 if (bios->c_cflag & CRTSCTS) 458 lios->c_cflag |= LINUX_CRTSCTS; 459 460 lios->c_lflag = 0; 461 if (bios->c_lflag & ISIG) 462 lios->c_lflag |= LINUX_ISIG; 463 if (bios->c_lflag & ICANON) 464 lios->c_lflag |= LINUX_ICANON; 465 if (bios->c_lflag & ECHO) 466 lios->c_lflag |= LINUX_ECHO; 467 if (bios->c_lflag & ECHOE) 468 lios->c_lflag |= LINUX_ECHOE; 469 if (bios->c_lflag & ECHOK) 470 lios->c_lflag |= LINUX_ECHOK; 471 if (bios->c_lflag & ECHONL) 472 lios->c_lflag |= LINUX_ECHONL; 473 if (bios->c_lflag & NOFLSH) 474 lios->c_lflag |= LINUX_NOFLSH; 475 if (bios->c_lflag & TOSTOP) 476 lios->c_lflag |= LINUX_TOSTOP; 477 if (bios->c_lflag & ECHOCTL) 478 lios->c_lflag |= LINUX_ECHOCTL; 479 if (bios->c_lflag & ECHOPRT) 480 lios->c_lflag |= LINUX_ECHOPRT; 481 if (bios->c_lflag & ECHOKE) 482 lios->c_lflag |= LINUX_ECHOKE; 483 if (bios->c_lflag & FLUSHO) 484 lios->c_lflag |= LINUX_FLUSHO; 485 if (bios->c_lflag & PENDIN) 486 lios->c_lflag |= LINUX_PENDIN; 487 if (bios->c_lflag & IEXTEN) 488 lios->c_lflag |= LINUX_IEXTEN; 489 490 for (i=0; i<LINUX_NCCS; i++) 491 lios->c_cc[i] = LINUX_POSIX_VDISABLE; 492 lios->c_cc[LINUX_VINTR] = bios->c_cc[VINTR]; 493 lios->c_cc[LINUX_VQUIT] = bios->c_cc[VQUIT]; 494 lios->c_cc[LINUX_VERASE] = bios->c_cc[VERASE]; 495 lios->c_cc[LINUX_VKILL] = bios->c_cc[VKILL]; 496 lios->c_cc[LINUX_VEOF] = bios->c_cc[VEOF]; 497 lios->c_cc[LINUX_VEOL] = bios->c_cc[VEOL]; 498 lios->c_cc[LINUX_VMIN] = bios->c_cc[VMIN]; 499 lios->c_cc[LINUX_VTIME] = bios->c_cc[VTIME]; 500 lios->c_cc[LINUX_VEOL2] = bios->c_cc[VEOL2]; 501 lios->c_cc[LINUX_VSUSP] = bios->c_cc[VSUSP]; 502 lios->c_cc[LINUX_VSTART] = bios->c_cc[VSTART]; 503 lios->c_cc[LINUX_VSTOP] = bios->c_cc[VSTOP]; 504 lios->c_cc[LINUX_VREPRINT] = bios->c_cc[VREPRINT]; 505 lios->c_cc[LINUX_VDISCARD] = bios->c_cc[VDISCARD]; 506 lios->c_cc[LINUX_VWERASE] = bios->c_cc[VWERASE]; 507 lios->c_cc[LINUX_VLNEXT] = bios->c_cc[VLNEXT]; 508 509 for (i=0; i<LINUX_NCCS; i++) { 510 if (i != LINUX_VMIN && i != LINUX_VTIME && 511 lios->c_cc[i] == _POSIX_VDISABLE) 512 lios->c_cc[i] = LINUX_POSIX_VDISABLE; 513 } 514 lios->c_line = 0; 515 516 #ifdef DEBUG 517 if (ldebug(ioctl)) { 518 printf("LINUX: LINUX termios structure (output):\n"); 519 printf("i=%08x o=%08x c=%08x l=%08x line=%d\n", 520 lios->c_iflag, lios->c_oflag, lios->c_cflag, 521 lios->c_lflag, (int)lios->c_line); 522 printf("c_cc "); 523 for (i=0; i<LINUX_NCCS; i++) 524 printf("%02x ", lios->c_cc[i]); 525 printf("\n"); 526 } 527 #endif 528 } 529 530 static void 531 linux_to_bsd_termios(struct linux_termios *lios, struct termios *bios) 532 { 533 int i; 534 535 #ifdef DEBUG 536 if (ldebug(ioctl)) { 537 printf("LINUX: LINUX termios structure (input):\n"); 538 printf("i=%08x o=%08x c=%08x l=%08x line=%d\n", 539 lios->c_iflag, lios->c_oflag, lios->c_cflag, 540 lios->c_lflag, (int)lios->c_line); 541 printf("c_cc "); 542 for (i=0; i<LINUX_NCCS; i++) 543 printf("%02x ", lios->c_cc[i]); 544 printf("\n"); 545 } 546 #endif 547 548 bios->c_iflag = 0; 549 if (lios->c_iflag & LINUX_IGNBRK) 550 bios->c_iflag |= IGNBRK; 551 if (lios->c_iflag & LINUX_BRKINT) 552 bios->c_iflag |= BRKINT; 553 if (lios->c_iflag & LINUX_IGNPAR) 554 bios->c_iflag |= IGNPAR; 555 if (lios->c_iflag & LINUX_PARMRK) 556 bios->c_iflag |= PARMRK; 557 if (lios->c_iflag & LINUX_INPCK) 558 bios->c_iflag |= INPCK; 559 if (lios->c_iflag & LINUX_ISTRIP) 560 bios->c_iflag |= ISTRIP; 561 if (lios->c_iflag & LINUX_INLCR) 562 bios->c_iflag |= INLCR; 563 if (lios->c_iflag & LINUX_IGNCR) 564 bios->c_iflag |= IGNCR; 565 if (lios->c_iflag & LINUX_ICRNL) 566 bios->c_iflag |= ICRNL; 567 if (lios->c_iflag & LINUX_IXON) 568 bios->c_iflag |= IXON; 569 if (lios->c_iflag & LINUX_IXANY) 570 bios->c_iflag |= IXANY; 571 if (lios->c_iflag & LINUX_IXOFF) 572 bios->c_iflag |= IXOFF; 573 if (lios->c_iflag & LINUX_IMAXBEL) 574 bios->c_iflag |= IMAXBEL; 575 576 bios->c_oflag = 0; 577 if (lios->c_oflag & LINUX_OPOST) 578 bios->c_oflag |= OPOST; 579 if (lios->c_oflag & LINUX_ONLCR) 580 bios->c_oflag |= ONLCR; 581 if (lios->c_oflag & LINUX_XTABS) 582 bios->c_oflag |= TAB3; 583 584 bios->c_cflag = (lios->c_cflag & LINUX_CSIZE) << 4; 585 if (lios->c_cflag & LINUX_CSTOPB) 586 bios->c_cflag |= CSTOPB; 587 if (lios->c_cflag & LINUX_CREAD) 588 bios->c_cflag |= CREAD; 589 if (lios->c_cflag & LINUX_PARENB) 590 bios->c_cflag |= PARENB; 591 if (lios->c_cflag & LINUX_PARODD) 592 bios->c_cflag |= PARODD; 593 if (lios->c_cflag & LINUX_HUPCL) 594 bios->c_cflag |= HUPCL; 595 if (lios->c_cflag & LINUX_CLOCAL) 596 bios->c_cflag |= CLOCAL; 597 if (lios->c_cflag & LINUX_CRTSCTS) 598 bios->c_cflag |= CRTSCTS; 599 600 bios->c_lflag = 0; 601 if (lios->c_lflag & LINUX_ISIG) 602 bios->c_lflag |= ISIG; 603 if (lios->c_lflag & LINUX_ICANON) 604 bios->c_lflag |= ICANON; 605 if (lios->c_lflag & LINUX_ECHO) 606 bios->c_lflag |= ECHO; 607 if (lios->c_lflag & LINUX_ECHOE) 608 bios->c_lflag |= ECHOE; 609 if (lios->c_lflag & LINUX_ECHOK) 610 bios->c_lflag |= ECHOK; 611 if (lios->c_lflag & LINUX_ECHONL) 612 bios->c_lflag |= ECHONL; 613 if (lios->c_lflag & LINUX_NOFLSH) 614 bios->c_lflag |= NOFLSH; 615 if (lios->c_lflag & LINUX_TOSTOP) 616 bios->c_lflag |= TOSTOP; 617 if (lios->c_lflag & LINUX_ECHOCTL) 618 bios->c_lflag |= ECHOCTL; 619 if (lios->c_lflag & LINUX_ECHOPRT) 620 bios->c_lflag |= ECHOPRT; 621 if (lios->c_lflag & LINUX_ECHOKE) 622 bios->c_lflag |= ECHOKE; 623 if (lios->c_lflag & LINUX_FLUSHO) 624 bios->c_lflag |= FLUSHO; 625 if (lios->c_lflag & LINUX_PENDIN) 626 bios->c_lflag |= PENDIN; 627 if (lios->c_lflag & LINUX_IEXTEN) 628 bios->c_lflag |= IEXTEN; 629 630 for (i=0; i<NCCS; i++) 631 bios->c_cc[i] = _POSIX_VDISABLE; 632 bios->c_cc[VINTR] = lios->c_cc[LINUX_VINTR]; 633 bios->c_cc[VQUIT] = lios->c_cc[LINUX_VQUIT]; 634 bios->c_cc[VERASE] = lios->c_cc[LINUX_VERASE]; 635 bios->c_cc[VKILL] = lios->c_cc[LINUX_VKILL]; 636 bios->c_cc[VEOF] = lios->c_cc[LINUX_VEOF]; 637 bios->c_cc[VEOL] = lios->c_cc[LINUX_VEOL]; 638 bios->c_cc[VMIN] = lios->c_cc[LINUX_VMIN]; 639 bios->c_cc[VTIME] = lios->c_cc[LINUX_VTIME]; 640 bios->c_cc[VEOL2] = lios->c_cc[LINUX_VEOL2]; 641 bios->c_cc[VSUSP] = lios->c_cc[LINUX_VSUSP]; 642 bios->c_cc[VSTART] = lios->c_cc[LINUX_VSTART]; 643 bios->c_cc[VSTOP] = lios->c_cc[LINUX_VSTOP]; 644 bios->c_cc[VREPRINT] = lios->c_cc[LINUX_VREPRINT]; 645 bios->c_cc[VDISCARD] = lios->c_cc[LINUX_VDISCARD]; 646 bios->c_cc[VWERASE] = lios->c_cc[LINUX_VWERASE]; 647 bios->c_cc[VLNEXT] = lios->c_cc[LINUX_VLNEXT]; 648 649 for (i=0; i<NCCS; i++) { 650 if (i != VMIN && i != VTIME && 651 bios->c_cc[i] == LINUX_POSIX_VDISABLE) 652 bios->c_cc[i] = _POSIX_VDISABLE; 653 } 654 655 bios->c_ispeed = bios->c_ospeed = 656 linux_to_bsd_speed(lios->c_cflag & LINUX_CBAUD, sptab); 657 658 #ifdef DEBUG 659 if (ldebug(ioctl)) { 660 printf("LINUX: BSD termios structure (output):\n"); 661 printf("i=%08x o=%08x c=%08x l=%08x ispeed=%d ospeed=%d\n", 662 bios->c_iflag, bios->c_oflag, bios->c_cflag, bios->c_lflag, 663 bios->c_ispeed, bios->c_ospeed); 664 printf("c_cc "); 665 for (i=0; i<NCCS; i++) 666 printf("%02x ", bios->c_cc[i]); 667 printf("\n"); 668 } 669 #endif 670 } 671 672 static void 673 bsd_to_linux_termio(struct termios *bios, struct linux_termio *lio) 674 { 675 struct linux_termios lios; 676 677 bsd_to_linux_termios(bios, &lios); 678 lio->c_iflag = lios.c_iflag; 679 lio->c_oflag = lios.c_oflag; 680 lio->c_cflag = lios.c_cflag; 681 lio->c_lflag = lios.c_lflag; 682 lio->c_line = lios.c_line; 683 memcpy(lio->c_cc, lios.c_cc, LINUX_NCC); 684 } 685 686 static void 687 linux_to_bsd_termio(struct linux_termio *lio, struct termios *bios) 688 { 689 struct linux_termios lios; 690 int i; 691 692 lios.c_iflag = lio->c_iflag; 693 lios.c_oflag = lio->c_oflag; 694 lios.c_cflag = lio->c_cflag; 695 lios.c_lflag = lio->c_lflag; 696 for (i=LINUX_NCC; i<LINUX_NCCS; i++) 697 lios.c_cc[i] = LINUX_POSIX_VDISABLE; 698 memcpy(lios.c_cc, lio->c_cc, LINUX_NCC); 699 linux_to_bsd_termios(&lios, bios); 700 } 701 702 static int 703 linux_ioctl_termio(struct thread *td, struct linux_ioctl_args *args) 704 { 705 struct termios bios; 706 struct linux_termios lios; 707 struct linux_termio lio; 708 cap_rights_t rights; 709 struct file *fp; 710 int error; 711 712 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 713 if (error != 0) 714 return (error); 715 716 switch (args->cmd & 0xffff) { 717 718 case LINUX_TCGETS: 719 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred, 720 td); 721 if (error) 722 break; 723 bsd_to_linux_termios(&bios, &lios); 724 error = copyout(&lios, (void *)args->arg, sizeof(lios)); 725 break; 726 727 case LINUX_TCSETS: 728 error = copyin((void *)args->arg, &lios, sizeof(lios)); 729 if (error) 730 break; 731 linux_to_bsd_termios(&lios, &bios); 732 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred, 733 td)); 734 break; 735 736 case LINUX_TCSETSW: 737 error = copyin((void *)args->arg, &lios, sizeof(lios)); 738 if (error) 739 break; 740 linux_to_bsd_termios(&lios, &bios); 741 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred, 742 td)); 743 break; 744 745 case LINUX_TCSETSF: 746 error = copyin((void *)args->arg, &lios, sizeof(lios)); 747 if (error) 748 break; 749 linux_to_bsd_termios(&lios, &bios); 750 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred, 751 td)); 752 break; 753 754 case LINUX_TCGETA: 755 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred, 756 td); 757 if (error) 758 break; 759 bsd_to_linux_termio(&bios, &lio); 760 error = (copyout(&lio, (void *)args->arg, sizeof(lio))); 761 break; 762 763 case LINUX_TCSETA: 764 error = copyin((void *)args->arg, &lio, sizeof(lio)); 765 if (error) 766 break; 767 linux_to_bsd_termio(&lio, &bios); 768 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred, 769 td)); 770 break; 771 772 case LINUX_TCSETAW: 773 error = copyin((void *)args->arg, &lio, sizeof(lio)); 774 if (error) 775 break; 776 linux_to_bsd_termio(&lio, &bios); 777 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred, 778 td)); 779 break; 780 781 case LINUX_TCSETAF: 782 error = copyin((void *)args->arg, &lio, sizeof(lio)); 783 if (error) 784 break; 785 linux_to_bsd_termio(&lio, &bios); 786 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred, 787 td)); 788 break; 789 790 /* LINUX_TCSBRK */ 791 792 case LINUX_TCXONC: { 793 switch (args->arg) { 794 case LINUX_TCOOFF: 795 args->cmd = TIOCSTOP; 796 break; 797 case LINUX_TCOON: 798 args->cmd = TIOCSTART; 799 break; 800 case LINUX_TCIOFF: 801 case LINUX_TCION: { 802 int c; 803 struct write_args wr; 804 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, 805 td->td_ucred, td); 806 if (error) 807 break; 808 fdrop(fp, td); 809 c = (args->arg == LINUX_TCIOFF) ? VSTOP : VSTART; 810 c = bios.c_cc[c]; 811 if (c != _POSIX_VDISABLE) { 812 wr.fd = args->fd; 813 wr.buf = &c; 814 wr.nbyte = sizeof(c); 815 return (sys_write(td, &wr)); 816 } else 817 return (0); 818 } 819 default: 820 fdrop(fp, td); 821 return (EINVAL); 822 } 823 args->arg = 0; 824 error = (sys_ioctl(td, (struct ioctl_args *)args)); 825 break; 826 } 827 828 case LINUX_TCFLSH: { 829 int val; 830 switch (args->arg) { 831 case LINUX_TCIFLUSH: 832 val = FREAD; 833 break; 834 case LINUX_TCOFLUSH: 835 val = FWRITE; 836 break; 837 case LINUX_TCIOFLUSH: 838 val = FREAD | FWRITE; 839 break; 840 default: 841 fdrop(fp, td); 842 return (EINVAL); 843 } 844 error = (fo_ioctl(fp,TIOCFLUSH,(caddr_t)&val,td->td_ucred,td)); 845 break; 846 } 847 848 case LINUX_TIOCEXCL: 849 args->cmd = TIOCEXCL; 850 error = (sys_ioctl(td, (struct ioctl_args *)args)); 851 break; 852 853 case LINUX_TIOCNXCL: 854 args->cmd = TIOCNXCL; 855 error = (sys_ioctl(td, (struct ioctl_args *)args)); 856 break; 857 858 case LINUX_TIOCSCTTY: 859 args->cmd = TIOCSCTTY; 860 error = (sys_ioctl(td, (struct ioctl_args *)args)); 861 break; 862 863 case LINUX_TIOCGPGRP: 864 args->cmd = TIOCGPGRP; 865 error = (sys_ioctl(td, (struct ioctl_args *)args)); 866 break; 867 868 case LINUX_TIOCSPGRP: 869 args->cmd = TIOCSPGRP; 870 error = (sys_ioctl(td, (struct ioctl_args *)args)); 871 break; 872 873 /* LINUX_TIOCOUTQ */ 874 /* LINUX_TIOCSTI */ 875 876 case LINUX_TIOCGWINSZ: 877 args->cmd = TIOCGWINSZ; 878 error = (sys_ioctl(td, (struct ioctl_args *)args)); 879 break; 880 881 case LINUX_TIOCSWINSZ: 882 args->cmd = TIOCSWINSZ; 883 error = (sys_ioctl(td, (struct ioctl_args *)args)); 884 break; 885 886 case LINUX_TIOCMGET: 887 args->cmd = TIOCMGET; 888 error = (sys_ioctl(td, (struct ioctl_args *)args)); 889 break; 890 891 case LINUX_TIOCMBIS: 892 args->cmd = TIOCMBIS; 893 error = (sys_ioctl(td, (struct ioctl_args *)args)); 894 break; 895 896 case LINUX_TIOCMBIC: 897 args->cmd = TIOCMBIC; 898 error = (sys_ioctl(td, (struct ioctl_args *)args)); 899 break; 900 901 case LINUX_TIOCMSET: 902 args->cmd = TIOCMSET; 903 error = (sys_ioctl(td, (struct ioctl_args *)args)); 904 break; 905 906 /* TIOCGSOFTCAR */ 907 /* TIOCSSOFTCAR */ 908 909 case LINUX_FIONREAD: /* LINUX_TIOCINQ */ 910 args->cmd = FIONREAD; 911 error = (sys_ioctl(td, (struct ioctl_args *)args)); 912 break; 913 914 /* LINUX_TIOCLINUX */ 915 916 case LINUX_TIOCCONS: 917 args->cmd = TIOCCONS; 918 error = (sys_ioctl(td, (struct ioctl_args *)args)); 919 break; 920 921 case LINUX_TIOCGSERIAL: { 922 struct linux_serial_struct lss; 923 lss.type = LINUX_PORT_16550A; 924 lss.flags = 0; 925 lss.close_delay = 0; 926 error = copyout(&lss, (void *)args->arg, sizeof(lss)); 927 break; 928 } 929 930 case LINUX_TIOCSSERIAL: { 931 struct linux_serial_struct lss; 932 error = copyin((void *)args->arg, &lss, sizeof(lss)); 933 if (error) 934 break; 935 /* XXX - It really helps to have an implementation that 936 * does nothing. NOT! 937 */ 938 error = 0; 939 break; 940 } 941 942 case LINUX_TIOCPKT: 943 args->cmd = TIOCPKT; 944 error = (sys_ioctl(td, (struct ioctl_args *)args)); 945 break; 946 947 case LINUX_FIONBIO: 948 args->cmd = FIONBIO; 949 error = (sys_ioctl(td, (struct ioctl_args *)args)); 950 break; 951 952 case LINUX_TIOCNOTTY: 953 args->cmd = TIOCNOTTY; 954 error = (sys_ioctl(td, (struct ioctl_args *)args)); 955 break; 956 957 case LINUX_TIOCSETD: { 958 int line; 959 switch (args->arg) { 960 case LINUX_N_TTY: 961 line = TTYDISC; 962 break; 963 case LINUX_N_SLIP: 964 line = SLIPDISC; 965 break; 966 case LINUX_N_PPP: 967 line = PPPDISC; 968 break; 969 default: 970 fdrop(fp, td); 971 return (EINVAL); 972 } 973 error = (fo_ioctl(fp, TIOCSETD, (caddr_t)&line, td->td_ucred, 974 td)); 975 break; 976 } 977 978 case LINUX_TIOCGETD: { 979 int linux_line; 980 int bsd_line = TTYDISC; 981 error = fo_ioctl(fp, TIOCGETD, (caddr_t)&bsd_line, 982 td->td_ucred, td); 983 if (error) 984 return (error); 985 switch (bsd_line) { 986 case TTYDISC: 987 linux_line = LINUX_N_TTY; 988 break; 989 case SLIPDISC: 990 linux_line = LINUX_N_SLIP; 991 break; 992 case PPPDISC: 993 linux_line = LINUX_N_PPP; 994 break; 995 default: 996 fdrop(fp, td); 997 return (EINVAL); 998 } 999 error = (copyout(&linux_line, (void *)args->arg, sizeof(int))); 1000 break; 1001 } 1002 1003 /* LINUX_TCSBRKP */ 1004 /* LINUX_TIOCTTYGSTRUCT */ 1005 1006 case LINUX_FIONCLEX: 1007 args->cmd = FIONCLEX; 1008 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1009 break; 1010 1011 case LINUX_FIOCLEX: 1012 args->cmd = FIOCLEX; 1013 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1014 break; 1015 1016 case LINUX_FIOASYNC: 1017 args->cmd = FIOASYNC; 1018 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1019 break; 1020 1021 /* LINUX_TIOCSERCONFIG */ 1022 /* LINUX_TIOCSERGWILD */ 1023 /* LINUX_TIOCSERSWILD */ 1024 /* LINUX_TIOCGLCKTRMIOS */ 1025 /* LINUX_TIOCSLCKTRMIOS */ 1026 1027 case LINUX_TIOCSBRK: 1028 args->cmd = TIOCSBRK; 1029 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1030 break; 1031 1032 case LINUX_TIOCCBRK: 1033 args->cmd = TIOCCBRK; 1034 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1035 break; 1036 case LINUX_TIOCGPTN: { 1037 int nb; 1038 1039 error = fo_ioctl(fp, TIOCGPTN, (caddr_t)&nb, td->td_ucred, td); 1040 if (!error) 1041 error = copyout(&nb, (void *)args->arg, 1042 sizeof(int)); 1043 break; 1044 } 1045 case LINUX_TIOCSPTLCK: 1046 /* Our unlockpt() does nothing. */ 1047 error = 0; 1048 break; 1049 default: 1050 error = ENOIOCTL; 1051 break; 1052 } 1053 1054 fdrop(fp, td); 1055 return (error); 1056 } 1057 1058 /* 1059 * CDROM related ioctls 1060 */ 1061 1062 struct linux_cdrom_msf 1063 { 1064 u_char cdmsf_min0; 1065 u_char cdmsf_sec0; 1066 u_char cdmsf_frame0; 1067 u_char cdmsf_min1; 1068 u_char cdmsf_sec1; 1069 u_char cdmsf_frame1; 1070 }; 1071 1072 struct linux_cdrom_tochdr 1073 { 1074 u_char cdth_trk0; 1075 u_char cdth_trk1; 1076 }; 1077 1078 union linux_cdrom_addr 1079 { 1080 struct { 1081 u_char minute; 1082 u_char second; 1083 u_char frame; 1084 } msf; 1085 int lba; 1086 }; 1087 1088 struct linux_cdrom_tocentry 1089 { 1090 u_char cdte_track; 1091 u_char cdte_adr:4; 1092 u_char cdte_ctrl:4; 1093 u_char cdte_format; 1094 union linux_cdrom_addr cdte_addr; 1095 u_char cdte_datamode; 1096 }; 1097 1098 struct linux_cdrom_subchnl 1099 { 1100 u_char cdsc_format; 1101 u_char cdsc_audiostatus; 1102 u_char cdsc_adr:4; 1103 u_char cdsc_ctrl:4; 1104 u_char cdsc_trk; 1105 u_char cdsc_ind; 1106 union linux_cdrom_addr cdsc_absaddr; 1107 union linux_cdrom_addr cdsc_reladdr; 1108 }; 1109 1110 struct l_cdrom_read_audio { 1111 union linux_cdrom_addr addr; 1112 u_char addr_format; 1113 l_int nframes; 1114 u_char *buf; 1115 }; 1116 1117 struct l_dvd_layer { 1118 u_char book_version:4; 1119 u_char book_type:4; 1120 u_char min_rate:4; 1121 u_char disc_size:4; 1122 u_char layer_type:4; 1123 u_char track_path:1; 1124 u_char nlayers:2; 1125 u_char track_density:4; 1126 u_char linear_density:4; 1127 u_char bca:1; 1128 u_int32_t start_sector; 1129 u_int32_t end_sector; 1130 u_int32_t end_sector_l0; 1131 }; 1132 1133 struct l_dvd_physical { 1134 u_char type; 1135 u_char layer_num; 1136 struct l_dvd_layer layer[4]; 1137 }; 1138 1139 struct l_dvd_copyright { 1140 u_char type; 1141 u_char layer_num; 1142 u_char cpst; 1143 u_char rmi; 1144 }; 1145 1146 struct l_dvd_disckey { 1147 u_char type; 1148 l_uint agid:2; 1149 u_char value[2048]; 1150 }; 1151 1152 struct l_dvd_bca { 1153 u_char type; 1154 l_int len; 1155 u_char value[188]; 1156 }; 1157 1158 struct l_dvd_manufact { 1159 u_char type; 1160 u_char layer_num; 1161 l_int len; 1162 u_char value[2048]; 1163 }; 1164 1165 typedef union { 1166 u_char type; 1167 struct l_dvd_physical physical; 1168 struct l_dvd_copyright copyright; 1169 struct l_dvd_disckey disckey; 1170 struct l_dvd_bca bca; 1171 struct l_dvd_manufact manufact; 1172 } l_dvd_struct; 1173 1174 typedef u_char l_dvd_key[5]; 1175 typedef u_char l_dvd_challenge[10]; 1176 1177 struct l_dvd_lu_send_agid { 1178 u_char type; 1179 l_uint agid:2; 1180 }; 1181 1182 struct l_dvd_host_send_challenge { 1183 u_char type; 1184 l_uint agid:2; 1185 l_dvd_challenge chal; 1186 }; 1187 1188 struct l_dvd_send_key { 1189 u_char type; 1190 l_uint agid:2; 1191 l_dvd_key key; 1192 }; 1193 1194 struct l_dvd_lu_send_challenge { 1195 u_char type; 1196 l_uint agid:2; 1197 l_dvd_challenge chal; 1198 }; 1199 1200 struct l_dvd_lu_send_title_key { 1201 u_char type; 1202 l_uint agid:2; 1203 l_dvd_key title_key; 1204 l_int lba; 1205 l_uint cpm:1; 1206 l_uint cp_sec:1; 1207 l_uint cgms:2; 1208 }; 1209 1210 struct l_dvd_lu_send_asf { 1211 u_char type; 1212 l_uint agid:2; 1213 l_uint asf:1; 1214 }; 1215 1216 struct l_dvd_host_send_rpcstate { 1217 u_char type; 1218 u_char pdrc; 1219 }; 1220 1221 struct l_dvd_lu_send_rpcstate { 1222 u_char type:2; 1223 u_char vra:3; 1224 u_char ucca:3; 1225 u_char region_mask; 1226 u_char rpc_scheme; 1227 }; 1228 1229 typedef union { 1230 u_char type; 1231 struct l_dvd_lu_send_agid lsa; 1232 struct l_dvd_host_send_challenge hsc; 1233 struct l_dvd_send_key lsk; 1234 struct l_dvd_lu_send_challenge lsc; 1235 struct l_dvd_send_key hsk; 1236 struct l_dvd_lu_send_title_key lstk; 1237 struct l_dvd_lu_send_asf lsasf; 1238 struct l_dvd_host_send_rpcstate hrpcs; 1239 struct l_dvd_lu_send_rpcstate lrpcs; 1240 } l_dvd_authinfo; 1241 1242 static void 1243 bsd_to_linux_msf_lba(u_char af, union msf_lba *bp, union linux_cdrom_addr *lp) 1244 { 1245 if (af == CD_LBA_FORMAT) 1246 lp->lba = bp->lba; 1247 else { 1248 lp->msf.minute = bp->msf.minute; 1249 lp->msf.second = bp->msf.second; 1250 lp->msf.frame = bp->msf.frame; 1251 } 1252 } 1253 1254 static void 1255 set_linux_cdrom_addr(union linux_cdrom_addr *addr, int format, int lba) 1256 { 1257 if (format == LINUX_CDROM_MSF) { 1258 addr->msf.frame = lba % 75; 1259 lba /= 75; 1260 lba += 2; 1261 addr->msf.second = lba % 60; 1262 addr->msf.minute = lba / 60; 1263 } else 1264 addr->lba = lba; 1265 } 1266 1267 static int 1268 linux_to_bsd_dvd_struct(l_dvd_struct *lp, struct dvd_struct *bp) 1269 { 1270 bp->format = lp->type; 1271 switch (bp->format) { 1272 case DVD_STRUCT_PHYSICAL: 1273 if (bp->layer_num >= 4) 1274 return (EINVAL); 1275 bp->layer_num = lp->physical.layer_num; 1276 break; 1277 case DVD_STRUCT_COPYRIGHT: 1278 bp->layer_num = lp->copyright.layer_num; 1279 break; 1280 case DVD_STRUCT_DISCKEY: 1281 bp->agid = lp->disckey.agid; 1282 break; 1283 case DVD_STRUCT_BCA: 1284 case DVD_STRUCT_MANUFACT: 1285 break; 1286 default: 1287 return (EINVAL); 1288 } 1289 return (0); 1290 } 1291 1292 static int 1293 bsd_to_linux_dvd_struct(struct dvd_struct *bp, l_dvd_struct *lp) 1294 { 1295 switch (bp->format) { 1296 case DVD_STRUCT_PHYSICAL: { 1297 struct dvd_layer *blp = (struct dvd_layer *)bp->data; 1298 struct l_dvd_layer *llp = &lp->physical.layer[bp->layer_num]; 1299 memset(llp, 0, sizeof(*llp)); 1300 llp->book_version = blp->book_version; 1301 llp->book_type = blp->book_type; 1302 llp->min_rate = blp->max_rate; 1303 llp->disc_size = blp->disc_size; 1304 llp->layer_type = blp->layer_type; 1305 llp->track_path = blp->track_path; 1306 llp->nlayers = blp->nlayers; 1307 llp->track_density = blp->track_density; 1308 llp->linear_density = blp->linear_density; 1309 llp->bca = blp->bca; 1310 llp->start_sector = blp->start_sector; 1311 llp->end_sector = blp->end_sector; 1312 llp->end_sector_l0 = blp->end_sector_l0; 1313 break; 1314 } 1315 case DVD_STRUCT_COPYRIGHT: 1316 lp->copyright.cpst = bp->cpst; 1317 lp->copyright.rmi = bp->rmi; 1318 break; 1319 case DVD_STRUCT_DISCKEY: 1320 memcpy(lp->disckey.value, bp->data, sizeof(lp->disckey.value)); 1321 break; 1322 case DVD_STRUCT_BCA: 1323 lp->bca.len = bp->length; 1324 memcpy(lp->bca.value, bp->data, sizeof(lp->bca.value)); 1325 break; 1326 case DVD_STRUCT_MANUFACT: 1327 lp->manufact.len = bp->length; 1328 memcpy(lp->manufact.value, bp->data, 1329 sizeof(lp->manufact.value)); 1330 /* lp->manufact.layer_num is unused in linux (redhat 7.0) */ 1331 break; 1332 default: 1333 return (EINVAL); 1334 } 1335 return (0); 1336 } 1337 1338 static int 1339 linux_to_bsd_dvd_authinfo(l_dvd_authinfo *lp, int *bcode, 1340 struct dvd_authinfo *bp) 1341 { 1342 switch (lp->type) { 1343 case LINUX_DVD_LU_SEND_AGID: 1344 *bcode = DVDIOCREPORTKEY; 1345 bp->format = DVD_REPORT_AGID; 1346 bp->agid = lp->lsa.agid; 1347 break; 1348 case LINUX_DVD_HOST_SEND_CHALLENGE: 1349 *bcode = DVDIOCSENDKEY; 1350 bp->format = DVD_SEND_CHALLENGE; 1351 bp->agid = lp->hsc.agid; 1352 memcpy(bp->keychal, lp->hsc.chal, 10); 1353 break; 1354 case LINUX_DVD_LU_SEND_KEY1: 1355 *bcode = DVDIOCREPORTKEY; 1356 bp->format = DVD_REPORT_KEY1; 1357 bp->agid = lp->lsk.agid; 1358 break; 1359 case LINUX_DVD_LU_SEND_CHALLENGE: 1360 *bcode = DVDIOCREPORTKEY; 1361 bp->format = DVD_REPORT_CHALLENGE; 1362 bp->agid = lp->lsc.agid; 1363 break; 1364 case LINUX_DVD_HOST_SEND_KEY2: 1365 *bcode = DVDIOCSENDKEY; 1366 bp->format = DVD_SEND_KEY2; 1367 bp->agid = lp->hsk.agid; 1368 memcpy(bp->keychal, lp->hsk.key, 5); 1369 break; 1370 case LINUX_DVD_LU_SEND_TITLE_KEY: 1371 *bcode = DVDIOCREPORTKEY; 1372 bp->format = DVD_REPORT_TITLE_KEY; 1373 bp->agid = lp->lstk.agid; 1374 bp->lba = lp->lstk.lba; 1375 break; 1376 case LINUX_DVD_LU_SEND_ASF: 1377 *bcode = DVDIOCREPORTKEY; 1378 bp->format = DVD_REPORT_ASF; 1379 bp->agid = lp->lsasf.agid; 1380 break; 1381 case LINUX_DVD_INVALIDATE_AGID: 1382 *bcode = DVDIOCREPORTKEY; 1383 bp->format = DVD_INVALIDATE_AGID; 1384 bp->agid = lp->lsa.agid; 1385 break; 1386 case LINUX_DVD_LU_SEND_RPC_STATE: 1387 *bcode = DVDIOCREPORTKEY; 1388 bp->format = DVD_REPORT_RPC; 1389 break; 1390 case LINUX_DVD_HOST_SEND_RPC_STATE: 1391 *bcode = DVDIOCSENDKEY; 1392 bp->format = DVD_SEND_RPC; 1393 bp->region = lp->hrpcs.pdrc; 1394 break; 1395 default: 1396 return (EINVAL); 1397 } 1398 return (0); 1399 } 1400 1401 static int 1402 bsd_to_linux_dvd_authinfo(struct dvd_authinfo *bp, l_dvd_authinfo *lp) 1403 { 1404 switch (lp->type) { 1405 case LINUX_DVD_LU_SEND_AGID: 1406 lp->lsa.agid = bp->agid; 1407 break; 1408 case LINUX_DVD_HOST_SEND_CHALLENGE: 1409 lp->type = LINUX_DVD_LU_SEND_KEY1; 1410 break; 1411 case LINUX_DVD_LU_SEND_KEY1: 1412 memcpy(lp->lsk.key, bp->keychal, sizeof(lp->lsk.key)); 1413 break; 1414 case LINUX_DVD_LU_SEND_CHALLENGE: 1415 memcpy(lp->lsc.chal, bp->keychal, sizeof(lp->lsc.chal)); 1416 break; 1417 case LINUX_DVD_HOST_SEND_KEY2: 1418 lp->type = LINUX_DVD_AUTH_ESTABLISHED; 1419 break; 1420 case LINUX_DVD_LU_SEND_TITLE_KEY: 1421 memcpy(lp->lstk.title_key, bp->keychal, 1422 sizeof(lp->lstk.title_key)); 1423 lp->lstk.cpm = bp->cpm; 1424 lp->lstk.cp_sec = bp->cp_sec; 1425 lp->lstk.cgms = bp->cgms; 1426 break; 1427 case LINUX_DVD_LU_SEND_ASF: 1428 lp->lsasf.asf = bp->asf; 1429 break; 1430 case LINUX_DVD_INVALIDATE_AGID: 1431 break; 1432 case LINUX_DVD_LU_SEND_RPC_STATE: 1433 lp->lrpcs.type = bp->reg_type; 1434 lp->lrpcs.vra = bp->vend_rsts; 1435 lp->lrpcs.ucca = bp->user_rsts; 1436 lp->lrpcs.region_mask = bp->region; 1437 lp->lrpcs.rpc_scheme = bp->rpc_scheme; 1438 break; 1439 case LINUX_DVD_HOST_SEND_RPC_STATE: 1440 break; 1441 default: 1442 return (EINVAL); 1443 } 1444 return (0); 1445 } 1446 1447 static int 1448 linux_ioctl_cdrom(struct thread *td, struct linux_ioctl_args *args) 1449 { 1450 cap_rights_t rights; 1451 struct file *fp; 1452 int error; 1453 1454 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 1455 if (error != 0) 1456 return (error); 1457 switch (args->cmd & 0xffff) { 1458 1459 case LINUX_CDROMPAUSE: 1460 args->cmd = CDIOCPAUSE; 1461 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1462 break; 1463 1464 case LINUX_CDROMRESUME: 1465 args->cmd = CDIOCRESUME; 1466 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1467 break; 1468 1469 case LINUX_CDROMPLAYMSF: 1470 args->cmd = CDIOCPLAYMSF; 1471 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1472 break; 1473 1474 case LINUX_CDROMPLAYTRKIND: 1475 args->cmd = CDIOCPLAYTRACKS; 1476 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1477 break; 1478 1479 case LINUX_CDROMREADTOCHDR: { 1480 struct ioc_toc_header th; 1481 struct linux_cdrom_tochdr lth; 1482 error = fo_ioctl(fp, CDIOREADTOCHEADER, (caddr_t)&th, 1483 td->td_ucred, td); 1484 if (!error) { 1485 lth.cdth_trk0 = th.starting_track; 1486 lth.cdth_trk1 = th.ending_track; 1487 copyout(<h, (void *)args->arg, sizeof(lth)); 1488 } 1489 break; 1490 } 1491 1492 case LINUX_CDROMREADTOCENTRY: { 1493 struct linux_cdrom_tocentry lte; 1494 struct ioc_read_toc_single_entry irtse; 1495 1496 error = copyin((void *)args->arg, <e, sizeof(lte)); 1497 if (error) 1498 break; 1499 irtse.address_format = lte.cdte_format; 1500 irtse.track = lte.cdte_track; 1501 error = fo_ioctl(fp, CDIOREADTOCENTRY, (caddr_t)&irtse, 1502 td->td_ucred, td); 1503 if (!error) { 1504 lte.cdte_ctrl = irtse.entry.control; 1505 lte.cdte_adr = irtse.entry.addr_type; 1506 bsd_to_linux_msf_lba(irtse.address_format, 1507 &irtse.entry.addr, <e.cdte_addr); 1508 error = copyout(<e, (void *)args->arg, sizeof(lte)); 1509 } 1510 break; 1511 } 1512 1513 case LINUX_CDROMSTOP: 1514 args->cmd = CDIOCSTOP; 1515 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1516 break; 1517 1518 case LINUX_CDROMSTART: 1519 args->cmd = CDIOCSTART; 1520 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1521 break; 1522 1523 case LINUX_CDROMEJECT: 1524 args->cmd = CDIOCEJECT; 1525 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1526 break; 1527 1528 /* LINUX_CDROMVOLCTRL */ 1529 1530 case LINUX_CDROMSUBCHNL: { 1531 struct linux_cdrom_subchnl sc; 1532 struct ioc_read_subchannel bsdsc; 1533 struct cd_sub_channel_info bsdinfo; 1534 1535 bsdsc.address_format = CD_LBA_FORMAT; 1536 bsdsc.data_format = CD_CURRENT_POSITION; 1537 bsdsc.track = 0; 1538 bsdsc.data_len = sizeof(bsdinfo); 1539 bsdsc.data = &bsdinfo; 1540 error = fo_ioctl(fp, CDIOCREADSUBCHANNEL_SYSSPACE, 1541 (caddr_t)&bsdsc, td->td_ucred, td); 1542 if (error) 1543 break; 1544 error = copyin((void *)args->arg, &sc, sizeof(sc)); 1545 if (error) 1546 break; 1547 sc.cdsc_audiostatus = bsdinfo.header.audio_status; 1548 sc.cdsc_adr = bsdinfo.what.position.addr_type; 1549 sc.cdsc_ctrl = bsdinfo.what.position.control; 1550 sc.cdsc_trk = bsdinfo.what.position.track_number; 1551 sc.cdsc_ind = bsdinfo.what.position.index_number; 1552 set_linux_cdrom_addr(&sc.cdsc_absaddr, sc.cdsc_format, 1553 bsdinfo.what.position.absaddr.lba); 1554 set_linux_cdrom_addr(&sc.cdsc_reladdr, sc.cdsc_format, 1555 bsdinfo.what.position.reladdr.lba); 1556 error = copyout(&sc, (void *)args->arg, sizeof(sc)); 1557 break; 1558 } 1559 1560 /* LINUX_CDROMREADMODE2 */ 1561 /* LINUX_CDROMREADMODE1 */ 1562 /* LINUX_CDROMREADAUDIO */ 1563 /* LINUX_CDROMEJECT_SW */ 1564 /* LINUX_CDROMMULTISESSION */ 1565 /* LINUX_CDROM_GET_UPC */ 1566 1567 case LINUX_CDROMRESET: 1568 args->cmd = CDIOCRESET; 1569 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1570 break; 1571 1572 /* LINUX_CDROMVOLREAD */ 1573 /* LINUX_CDROMREADRAW */ 1574 /* LINUX_CDROMREADCOOKED */ 1575 /* LINUX_CDROMSEEK */ 1576 /* LINUX_CDROMPLAYBLK */ 1577 /* LINUX_CDROMREADALL */ 1578 /* LINUX_CDROMCLOSETRAY */ 1579 /* LINUX_CDROMLOADFROMSLOT */ 1580 /* LINUX_CDROMGETSPINDOWN */ 1581 /* LINUX_CDROMSETSPINDOWN */ 1582 /* LINUX_CDROM_SET_OPTIONS */ 1583 /* LINUX_CDROM_CLEAR_OPTIONS */ 1584 /* LINUX_CDROM_SELECT_SPEED */ 1585 /* LINUX_CDROM_SELECT_DISC */ 1586 /* LINUX_CDROM_MEDIA_CHANGED */ 1587 /* LINUX_CDROM_DRIVE_STATUS */ 1588 /* LINUX_CDROM_DISC_STATUS */ 1589 /* LINUX_CDROM_CHANGER_NSLOTS */ 1590 /* LINUX_CDROM_LOCKDOOR */ 1591 /* LINUX_CDROM_DEBUG */ 1592 /* LINUX_CDROM_GET_CAPABILITY */ 1593 /* LINUX_CDROMAUDIOBUFSIZ */ 1594 1595 case LINUX_DVD_READ_STRUCT: { 1596 l_dvd_struct *lds; 1597 struct dvd_struct *bds; 1598 1599 lds = malloc(sizeof(*lds), M_LINUX, M_WAITOK); 1600 bds = malloc(sizeof(*bds), M_LINUX, M_WAITOK); 1601 error = copyin((void *)args->arg, lds, sizeof(*lds)); 1602 if (error) 1603 goto out; 1604 error = linux_to_bsd_dvd_struct(lds, bds); 1605 if (error) 1606 goto out; 1607 error = fo_ioctl(fp, DVDIOCREADSTRUCTURE, (caddr_t)bds, 1608 td->td_ucred, td); 1609 if (error) 1610 goto out; 1611 error = bsd_to_linux_dvd_struct(bds, lds); 1612 if (error) 1613 goto out; 1614 error = copyout(lds, (void *)args->arg, sizeof(*lds)); 1615 out: 1616 free(bds, M_LINUX); 1617 free(lds, M_LINUX); 1618 break; 1619 } 1620 1621 /* LINUX_DVD_WRITE_STRUCT */ 1622 1623 case LINUX_DVD_AUTH: { 1624 l_dvd_authinfo lda; 1625 struct dvd_authinfo bda; 1626 int bcode; 1627 1628 error = copyin((void *)args->arg, &lda, sizeof(lda)); 1629 if (error) 1630 break; 1631 error = linux_to_bsd_dvd_authinfo(&lda, &bcode, &bda); 1632 if (error) 1633 break; 1634 error = fo_ioctl(fp, bcode, (caddr_t)&bda, td->td_ucred, 1635 td); 1636 if (error) { 1637 if (lda.type == LINUX_DVD_HOST_SEND_KEY2) { 1638 lda.type = LINUX_DVD_AUTH_FAILURE; 1639 copyout(&lda, (void *)args->arg, sizeof(lda)); 1640 } 1641 break; 1642 } 1643 error = bsd_to_linux_dvd_authinfo(&bda, &lda); 1644 if (error) 1645 break; 1646 error = copyout(&lda, (void *)args->arg, sizeof(lda)); 1647 break; 1648 } 1649 1650 case LINUX_SCSI_GET_BUS_NUMBER: 1651 { 1652 struct sg_scsi_id id; 1653 1654 error = fo_ioctl(fp, SG_GET_SCSI_ID, (caddr_t)&id, 1655 td->td_ucred, td); 1656 if (error) 1657 break; 1658 error = copyout(&id.channel, (void *)args->arg, sizeof(int)); 1659 break; 1660 } 1661 1662 case LINUX_SCSI_GET_IDLUN: 1663 { 1664 struct sg_scsi_id id; 1665 struct scsi_idlun idl; 1666 1667 error = fo_ioctl(fp, SG_GET_SCSI_ID, (caddr_t)&id, 1668 td->td_ucred, td); 1669 if (error) 1670 break; 1671 idl.dev_id = (id.scsi_id & 0xff) + ((id.lun & 0xff) << 8) + 1672 ((id.channel & 0xff) << 16) + ((id.host_no & 0xff) << 24); 1673 idl.host_unique_id = id.host_no; 1674 error = copyout(&idl, (void *)args->arg, sizeof(idl)); 1675 break; 1676 } 1677 1678 /* LINUX_CDROM_SEND_PACKET */ 1679 /* LINUX_CDROM_NEXT_WRITABLE */ 1680 /* LINUX_CDROM_LAST_WRITTEN */ 1681 1682 default: 1683 error = ENOIOCTL; 1684 break; 1685 } 1686 1687 fdrop(fp, td); 1688 return (error); 1689 } 1690 1691 static int 1692 linux_ioctl_vfat(struct thread *td, struct linux_ioctl_args *args) 1693 { 1694 1695 return (ENOTTY); 1696 } 1697 1698 /* 1699 * Sound related ioctls 1700 */ 1701 1702 struct linux_old_mixer_info { 1703 char id[16]; 1704 char name[32]; 1705 }; 1706 1707 static u_int32_t dirbits[4] = { IOC_VOID, IOC_IN, IOC_OUT, IOC_INOUT }; 1708 1709 #define SETDIR(c) (((c) & ~IOC_DIRMASK) | dirbits[args->cmd >> 30]) 1710 1711 static int 1712 linux_ioctl_sound(struct thread *td, struct linux_ioctl_args *args) 1713 { 1714 1715 switch (args->cmd & 0xffff) { 1716 1717 case LINUX_SOUND_MIXER_WRITE_VOLUME: 1718 args->cmd = SETDIR(SOUND_MIXER_WRITE_VOLUME); 1719 return (sys_ioctl(td, (struct ioctl_args *)args)); 1720 1721 case LINUX_SOUND_MIXER_WRITE_BASS: 1722 args->cmd = SETDIR(SOUND_MIXER_WRITE_BASS); 1723 return (sys_ioctl(td, (struct ioctl_args *)args)); 1724 1725 case LINUX_SOUND_MIXER_WRITE_TREBLE: 1726 args->cmd = SETDIR(SOUND_MIXER_WRITE_TREBLE); 1727 return (sys_ioctl(td, (struct ioctl_args *)args)); 1728 1729 case LINUX_SOUND_MIXER_WRITE_SYNTH: 1730 args->cmd = SETDIR(SOUND_MIXER_WRITE_SYNTH); 1731 return (sys_ioctl(td, (struct ioctl_args *)args)); 1732 1733 case LINUX_SOUND_MIXER_WRITE_PCM: 1734 args->cmd = SETDIR(SOUND_MIXER_WRITE_PCM); 1735 return (sys_ioctl(td, (struct ioctl_args *)args)); 1736 1737 case LINUX_SOUND_MIXER_WRITE_SPEAKER: 1738 args->cmd = SETDIR(SOUND_MIXER_WRITE_SPEAKER); 1739 return (sys_ioctl(td, (struct ioctl_args *)args)); 1740 1741 case LINUX_SOUND_MIXER_WRITE_LINE: 1742 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE); 1743 return (sys_ioctl(td, (struct ioctl_args *)args)); 1744 1745 case LINUX_SOUND_MIXER_WRITE_MIC: 1746 args->cmd = SETDIR(SOUND_MIXER_WRITE_MIC); 1747 return (sys_ioctl(td, (struct ioctl_args *)args)); 1748 1749 case LINUX_SOUND_MIXER_WRITE_CD: 1750 args->cmd = SETDIR(SOUND_MIXER_WRITE_CD); 1751 return (sys_ioctl(td, (struct ioctl_args *)args)); 1752 1753 case LINUX_SOUND_MIXER_WRITE_IMIX: 1754 args->cmd = SETDIR(SOUND_MIXER_WRITE_IMIX); 1755 return (sys_ioctl(td, (struct ioctl_args *)args)); 1756 1757 case LINUX_SOUND_MIXER_WRITE_ALTPCM: 1758 args->cmd = SETDIR(SOUND_MIXER_WRITE_ALTPCM); 1759 return (sys_ioctl(td, (struct ioctl_args *)args)); 1760 1761 case LINUX_SOUND_MIXER_WRITE_RECLEV: 1762 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECLEV); 1763 return (sys_ioctl(td, (struct ioctl_args *)args)); 1764 1765 case LINUX_SOUND_MIXER_WRITE_IGAIN: 1766 args->cmd = SETDIR(SOUND_MIXER_WRITE_IGAIN); 1767 return (sys_ioctl(td, (struct ioctl_args *)args)); 1768 1769 case LINUX_SOUND_MIXER_WRITE_OGAIN: 1770 args->cmd = SETDIR(SOUND_MIXER_WRITE_OGAIN); 1771 return (sys_ioctl(td, (struct ioctl_args *)args)); 1772 1773 case LINUX_SOUND_MIXER_WRITE_LINE1: 1774 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE1); 1775 return (sys_ioctl(td, (struct ioctl_args *)args)); 1776 1777 case LINUX_SOUND_MIXER_WRITE_LINE2: 1778 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE2); 1779 return (sys_ioctl(td, (struct ioctl_args *)args)); 1780 1781 case LINUX_SOUND_MIXER_WRITE_LINE3: 1782 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE3); 1783 return (sys_ioctl(td, (struct ioctl_args *)args)); 1784 1785 case LINUX_SOUND_MIXER_INFO: { 1786 /* Key on encoded length */ 1787 switch ((args->cmd >> 16) & 0x1fff) { 1788 case 0x005c: { /* SOUND_MIXER_INFO */ 1789 args->cmd = SOUND_MIXER_INFO; 1790 return (sys_ioctl(td, (struct ioctl_args *)args)); 1791 } 1792 case 0x0030: { /* SOUND_OLD_MIXER_INFO */ 1793 struct linux_old_mixer_info info; 1794 bzero(&info, sizeof(info)); 1795 strncpy(info.id, "OSS", sizeof(info.id) - 1); 1796 strncpy(info.name, "FreeBSD OSS Mixer", sizeof(info.name) - 1); 1797 copyout(&info, (void *)args->arg, sizeof(info)); 1798 return (0); 1799 } 1800 default: 1801 return (ENOIOCTL); 1802 } 1803 break; 1804 } 1805 1806 case LINUX_OSS_GETVERSION: { 1807 int version = linux_get_oss_version(td); 1808 return (copyout(&version, (void *)args->arg, sizeof(int))); 1809 } 1810 1811 case LINUX_SOUND_MIXER_READ_STEREODEVS: 1812 args->cmd = SOUND_MIXER_READ_STEREODEVS; 1813 return (sys_ioctl(td, (struct ioctl_args *)args)); 1814 1815 case LINUX_SOUND_MIXER_READ_CAPS: 1816 args->cmd = SOUND_MIXER_READ_CAPS; 1817 return (sys_ioctl(td, (struct ioctl_args *)args)); 1818 1819 case LINUX_SOUND_MIXER_READ_RECMASK: 1820 args->cmd = SOUND_MIXER_READ_RECMASK; 1821 return (sys_ioctl(td, (struct ioctl_args *)args)); 1822 1823 case LINUX_SOUND_MIXER_READ_DEVMASK: 1824 args->cmd = SOUND_MIXER_READ_DEVMASK; 1825 return (sys_ioctl(td, (struct ioctl_args *)args)); 1826 1827 case LINUX_SOUND_MIXER_WRITE_RECSRC: 1828 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECSRC); 1829 return (sys_ioctl(td, (struct ioctl_args *)args)); 1830 1831 case LINUX_SNDCTL_DSP_RESET: 1832 args->cmd = SNDCTL_DSP_RESET; 1833 return (sys_ioctl(td, (struct ioctl_args *)args)); 1834 1835 case LINUX_SNDCTL_DSP_SYNC: 1836 args->cmd = SNDCTL_DSP_SYNC; 1837 return (sys_ioctl(td, (struct ioctl_args *)args)); 1838 1839 case LINUX_SNDCTL_DSP_SPEED: 1840 args->cmd = SNDCTL_DSP_SPEED; 1841 return (sys_ioctl(td, (struct ioctl_args *)args)); 1842 1843 case LINUX_SNDCTL_DSP_STEREO: 1844 args->cmd = SNDCTL_DSP_STEREO; 1845 return (sys_ioctl(td, (struct ioctl_args *)args)); 1846 1847 case LINUX_SNDCTL_DSP_GETBLKSIZE: /* LINUX_SNDCTL_DSP_SETBLKSIZE */ 1848 args->cmd = SNDCTL_DSP_GETBLKSIZE; 1849 return (sys_ioctl(td, (struct ioctl_args *)args)); 1850 1851 case LINUX_SNDCTL_DSP_SETFMT: 1852 args->cmd = SNDCTL_DSP_SETFMT; 1853 return (sys_ioctl(td, (struct ioctl_args *)args)); 1854 1855 case LINUX_SOUND_PCM_WRITE_CHANNELS: 1856 args->cmd = SOUND_PCM_WRITE_CHANNELS; 1857 return (sys_ioctl(td, (struct ioctl_args *)args)); 1858 1859 case LINUX_SOUND_PCM_WRITE_FILTER: 1860 args->cmd = SOUND_PCM_WRITE_FILTER; 1861 return (sys_ioctl(td, (struct ioctl_args *)args)); 1862 1863 case LINUX_SNDCTL_DSP_POST: 1864 args->cmd = SNDCTL_DSP_POST; 1865 return (sys_ioctl(td, (struct ioctl_args *)args)); 1866 1867 case LINUX_SNDCTL_DSP_SUBDIVIDE: 1868 args->cmd = SNDCTL_DSP_SUBDIVIDE; 1869 return (sys_ioctl(td, (struct ioctl_args *)args)); 1870 1871 case LINUX_SNDCTL_DSP_SETFRAGMENT: 1872 args->cmd = SNDCTL_DSP_SETFRAGMENT; 1873 return (sys_ioctl(td, (struct ioctl_args *)args)); 1874 1875 case LINUX_SNDCTL_DSP_GETFMTS: 1876 args->cmd = SNDCTL_DSP_GETFMTS; 1877 return (sys_ioctl(td, (struct ioctl_args *)args)); 1878 1879 case LINUX_SNDCTL_DSP_GETOSPACE: 1880 args->cmd = SNDCTL_DSP_GETOSPACE; 1881 return (sys_ioctl(td, (struct ioctl_args *)args)); 1882 1883 case LINUX_SNDCTL_DSP_GETISPACE: 1884 args->cmd = SNDCTL_DSP_GETISPACE; 1885 return (sys_ioctl(td, (struct ioctl_args *)args)); 1886 1887 case LINUX_SNDCTL_DSP_NONBLOCK: 1888 args->cmd = SNDCTL_DSP_NONBLOCK; 1889 return (sys_ioctl(td, (struct ioctl_args *)args)); 1890 1891 case LINUX_SNDCTL_DSP_GETCAPS: 1892 args->cmd = SNDCTL_DSP_GETCAPS; 1893 return (sys_ioctl(td, (struct ioctl_args *)args)); 1894 1895 case LINUX_SNDCTL_DSP_SETTRIGGER: /* LINUX_SNDCTL_GETTRIGGER */ 1896 args->cmd = SNDCTL_DSP_SETTRIGGER; 1897 return (sys_ioctl(td, (struct ioctl_args *)args)); 1898 1899 case LINUX_SNDCTL_DSP_GETIPTR: 1900 args->cmd = SNDCTL_DSP_GETIPTR; 1901 return (sys_ioctl(td, (struct ioctl_args *)args)); 1902 1903 case LINUX_SNDCTL_DSP_GETOPTR: 1904 args->cmd = SNDCTL_DSP_GETOPTR; 1905 return (sys_ioctl(td, (struct ioctl_args *)args)); 1906 1907 case LINUX_SNDCTL_DSP_SETDUPLEX: 1908 args->cmd = SNDCTL_DSP_SETDUPLEX; 1909 return (sys_ioctl(td, (struct ioctl_args *)args)); 1910 1911 case LINUX_SNDCTL_DSP_GETODELAY: 1912 args->cmd = SNDCTL_DSP_GETODELAY; 1913 return (sys_ioctl(td, (struct ioctl_args *)args)); 1914 1915 case LINUX_SNDCTL_SEQ_RESET: 1916 args->cmd = SNDCTL_SEQ_RESET; 1917 return (sys_ioctl(td, (struct ioctl_args *)args)); 1918 1919 case LINUX_SNDCTL_SEQ_SYNC: 1920 args->cmd = SNDCTL_SEQ_SYNC; 1921 return (sys_ioctl(td, (struct ioctl_args *)args)); 1922 1923 case LINUX_SNDCTL_SYNTH_INFO: 1924 args->cmd = SNDCTL_SYNTH_INFO; 1925 return (sys_ioctl(td, (struct ioctl_args *)args)); 1926 1927 case LINUX_SNDCTL_SEQ_CTRLRATE: 1928 args->cmd = SNDCTL_SEQ_CTRLRATE; 1929 return (sys_ioctl(td, (struct ioctl_args *)args)); 1930 1931 case LINUX_SNDCTL_SEQ_GETOUTCOUNT: 1932 args->cmd = SNDCTL_SEQ_GETOUTCOUNT; 1933 return (sys_ioctl(td, (struct ioctl_args *)args)); 1934 1935 case LINUX_SNDCTL_SEQ_GETINCOUNT: 1936 args->cmd = SNDCTL_SEQ_GETINCOUNT; 1937 return (sys_ioctl(td, (struct ioctl_args *)args)); 1938 1939 case LINUX_SNDCTL_SEQ_PERCMODE: 1940 args->cmd = SNDCTL_SEQ_PERCMODE; 1941 return (sys_ioctl(td, (struct ioctl_args *)args)); 1942 1943 case LINUX_SNDCTL_FM_LOAD_INSTR: 1944 args->cmd = SNDCTL_FM_LOAD_INSTR; 1945 return (sys_ioctl(td, (struct ioctl_args *)args)); 1946 1947 case LINUX_SNDCTL_SEQ_TESTMIDI: 1948 args->cmd = SNDCTL_SEQ_TESTMIDI; 1949 return (sys_ioctl(td, (struct ioctl_args *)args)); 1950 1951 case LINUX_SNDCTL_SEQ_RESETSAMPLES: 1952 args->cmd = SNDCTL_SEQ_RESETSAMPLES; 1953 return (sys_ioctl(td, (struct ioctl_args *)args)); 1954 1955 case LINUX_SNDCTL_SEQ_NRSYNTHS: 1956 args->cmd = SNDCTL_SEQ_NRSYNTHS; 1957 return (sys_ioctl(td, (struct ioctl_args *)args)); 1958 1959 case LINUX_SNDCTL_SEQ_NRMIDIS: 1960 args->cmd = SNDCTL_SEQ_NRMIDIS; 1961 return (sys_ioctl(td, (struct ioctl_args *)args)); 1962 1963 case LINUX_SNDCTL_MIDI_INFO: 1964 args->cmd = SNDCTL_MIDI_INFO; 1965 return (sys_ioctl(td, (struct ioctl_args *)args)); 1966 1967 case LINUX_SNDCTL_SEQ_TRESHOLD: 1968 args->cmd = SNDCTL_SEQ_TRESHOLD; 1969 return (sys_ioctl(td, (struct ioctl_args *)args)); 1970 1971 case LINUX_SNDCTL_SYNTH_MEMAVL: 1972 args->cmd = SNDCTL_SYNTH_MEMAVL; 1973 return (sys_ioctl(td, (struct ioctl_args *)args)); 1974 1975 } 1976 1977 return (ENOIOCTL); 1978 } 1979 1980 /* 1981 * Console related ioctls 1982 */ 1983 1984 #define ISSIGVALID(sig) ((sig) > 0 && (sig) < NSIG) 1985 1986 static int 1987 linux_ioctl_console(struct thread *td, struct linux_ioctl_args *args) 1988 { 1989 cap_rights_t rights; 1990 struct file *fp; 1991 int error; 1992 1993 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 1994 if (error != 0) 1995 return (error); 1996 switch (args->cmd & 0xffff) { 1997 1998 case LINUX_KIOCSOUND: 1999 args->cmd = KIOCSOUND; 2000 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2001 break; 2002 2003 case LINUX_KDMKTONE: 2004 args->cmd = KDMKTONE; 2005 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2006 break; 2007 2008 case LINUX_KDGETLED: 2009 args->cmd = KDGETLED; 2010 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2011 break; 2012 2013 case LINUX_KDSETLED: 2014 args->cmd = KDSETLED; 2015 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2016 break; 2017 2018 case LINUX_KDSETMODE: 2019 args->cmd = KDSETMODE; 2020 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2021 break; 2022 2023 case LINUX_KDGETMODE: 2024 args->cmd = KDGETMODE; 2025 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2026 break; 2027 2028 case LINUX_KDGKBMODE: 2029 args->cmd = KDGKBMODE; 2030 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2031 break; 2032 2033 case LINUX_KDSKBMODE: { 2034 int kbdmode; 2035 switch (args->arg) { 2036 case LINUX_KBD_RAW: 2037 kbdmode = K_RAW; 2038 break; 2039 case LINUX_KBD_XLATE: 2040 kbdmode = K_XLATE; 2041 break; 2042 case LINUX_KBD_MEDIUMRAW: 2043 kbdmode = K_RAW; 2044 break; 2045 default: 2046 fdrop(fp, td); 2047 return (EINVAL); 2048 } 2049 error = (fo_ioctl(fp, KDSKBMODE, (caddr_t)&kbdmode, 2050 td->td_ucred, td)); 2051 break; 2052 } 2053 2054 case LINUX_VT_OPENQRY: 2055 args->cmd = VT_OPENQRY; 2056 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2057 break; 2058 2059 case LINUX_VT_GETMODE: 2060 args->cmd = VT_GETMODE; 2061 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2062 break; 2063 2064 case LINUX_VT_SETMODE: { 2065 struct vt_mode mode; 2066 if ((error = copyin((void *)args->arg, &mode, sizeof(mode)))) 2067 break; 2068 if (!ISSIGVALID(mode.frsig) && ISSIGVALID(mode.acqsig)) 2069 mode.frsig = mode.acqsig; 2070 if ((error = copyout(&mode, (void *)args->arg, sizeof(mode)))) 2071 break; 2072 args->cmd = VT_SETMODE; 2073 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2074 break; 2075 } 2076 2077 case LINUX_VT_GETSTATE: 2078 args->cmd = VT_GETACTIVE; 2079 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2080 break; 2081 2082 case LINUX_VT_RELDISP: 2083 args->cmd = VT_RELDISP; 2084 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2085 break; 2086 2087 case LINUX_VT_ACTIVATE: 2088 args->cmd = VT_ACTIVATE; 2089 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2090 break; 2091 2092 case LINUX_VT_WAITACTIVE: 2093 args->cmd = VT_WAITACTIVE; 2094 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2095 break; 2096 2097 default: 2098 error = ENOIOCTL; 2099 break; 2100 } 2101 2102 fdrop(fp, td); 2103 return (error); 2104 } 2105 2106 /* 2107 * Criteria for interface name translation 2108 */ 2109 #define IFP_IS_ETH(ifp) (ifp->if_type == IFT_ETHER) 2110 2111 /* 2112 * Interface function used by linprocfs (at the time of writing). It's not 2113 * used by the Linuxulator itself. 2114 */ 2115 int 2116 linux_ifname(struct ifnet *ifp, char *buffer, size_t buflen) 2117 { 2118 struct ifnet *ifscan; 2119 int ethno; 2120 2121 IFNET_RLOCK_ASSERT(); 2122 2123 /* Short-circuit non ethernet interfaces */ 2124 if (!IFP_IS_ETH(ifp)) 2125 return (strlcpy(buffer, ifp->if_xname, buflen)); 2126 2127 /* Determine the (relative) unit number for ethernet interfaces */ 2128 ethno = 0; 2129 TAILQ_FOREACH(ifscan, &V_ifnet, if_link) { 2130 if (ifscan == ifp) 2131 return (snprintf(buffer, buflen, "eth%d", ethno)); 2132 if (IFP_IS_ETH(ifscan)) 2133 ethno++; 2134 } 2135 2136 return (0); 2137 } 2138 2139 /* 2140 * Translate a Linux interface name to a FreeBSD interface name, 2141 * and return the associated ifnet structure 2142 * bsdname and lxname need to be least IFNAMSIZ bytes long, but 2143 * can point to the same buffer. 2144 */ 2145 2146 static struct ifnet * 2147 ifname_linux_to_bsd(struct thread *td, const char *lxname, char *bsdname) 2148 { 2149 struct ifnet *ifp; 2150 int len, unit; 2151 char *ep; 2152 int is_eth, index; 2153 2154 for (len = 0; len < LINUX_IFNAMSIZ; ++len) 2155 if (!isalpha(lxname[len])) 2156 break; 2157 if (len == 0 || len == LINUX_IFNAMSIZ) 2158 return (NULL); 2159 unit = (int)strtoul(lxname + len, &ep, 10); 2160 if (ep == NULL || ep == lxname + len || ep >= lxname + LINUX_IFNAMSIZ) 2161 return (NULL); 2162 index = 0; 2163 is_eth = (len == 3 && !strncmp(lxname, "eth", len)) ? 1 : 0; 2164 CURVNET_SET(TD_TO_VNET(td)); 2165 IFNET_RLOCK(); 2166 TAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2167 /* 2168 * Allow Linux programs to use FreeBSD names. Don't presume 2169 * we never have an interface named "eth", so don't make 2170 * the test optional based on is_eth. 2171 */ 2172 if (strncmp(ifp->if_xname, lxname, LINUX_IFNAMSIZ) == 0) 2173 break; 2174 if (is_eth && IFP_IS_ETH(ifp) && unit == index++) 2175 break; 2176 } 2177 IFNET_RUNLOCK(); 2178 CURVNET_RESTORE(); 2179 if (ifp != NULL) 2180 strlcpy(bsdname, ifp->if_xname, IFNAMSIZ); 2181 return (ifp); 2182 } 2183 2184 /* 2185 * Implement the SIOCGIFCONF ioctl 2186 */ 2187 2188 static int 2189 linux_ifconf(struct thread *td, struct ifconf *uifc) 2190 { 2191 #ifdef COMPAT_LINUX32 2192 struct l_ifconf ifc; 2193 #else 2194 struct ifconf ifc; 2195 #endif 2196 struct l_ifreq ifr; 2197 struct ifnet *ifp; 2198 struct ifaddr *ifa; 2199 struct sbuf *sb; 2200 int error, ethno, full = 0, valid_len, max_len; 2201 2202 error = copyin(uifc, &ifc, sizeof(ifc)); 2203 if (error != 0) 2204 return (error); 2205 2206 max_len = MAXPHYS - 1; 2207 2208 CURVNET_SET(TD_TO_VNET(td)); 2209 /* handle the 'request buffer size' case */ 2210 if ((l_uintptr_t)ifc.ifc_buf == PTROUT(NULL)) { 2211 ifc.ifc_len = 0; 2212 IFNET_RLOCK(); 2213 TAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2214 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2215 struct sockaddr *sa = ifa->ifa_addr; 2216 if (sa->sa_family == AF_INET) 2217 ifc.ifc_len += sizeof(ifr); 2218 } 2219 } 2220 IFNET_RUNLOCK(); 2221 error = copyout(&ifc, uifc, sizeof(ifc)); 2222 CURVNET_RESTORE(); 2223 return (error); 2224 } 2225 2226 if (ifc.ifc_len <= 0) { 2227 CURVNET_RESTORE(); 2228 return (EINVAL); 2229 } 2230 2231 again: 2232 /* Keep track of eth interfaces */ 2233 ethno = 0; 2234 if (ifc.ifc_len <= max_len) { 2235 max_len = ifc.ifc_len; 2236 full = 1; 2237 } 2238 sb = sbuf_new(NULL, NULL, max_len + 1, SBUF_FIXEDLEN); 2239 max_len = 0; 2240 valid_len = 0; 2241 2242 /* Return all AF_INET addresses of all interfaces */ 2243 IFNET_RLOCK(); 2244 TAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2245 int addrs = 0; 2246 2247 bzero(&ifr, sizeof(ifr)); 2248 if (IFP_IS_ETH(ifp)) 2249 snprintf(ifr.ifr_name, LINUX_IFNAMSIZ, "eth%d", 2250 ethno++); 2251 else 2252 strlcpy(ifr.ifr_name, ifp->if_xname, LINUX_IFNAMSIZ); 2253 2254 /* Walk the address list */ 2255 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2256 struct sockaddr *sa = ifa->ifa_addr; 2257 2258 if (sa->sa_family == AF_INET) { 2259 ifr.ifr_addr.sa_family = LINUX_AF_INET; 2260 memcpy(ifr.ifr_addr.sa_data, sa->sa_data, 2261 sizeof(ifr.ifr_addr.sa_data)); 2262 sbuf_bcat(sb, &ifr, sizeof(ifr)); 2263 max_len += sizeof(ifr); 2264 addrs++; 2265 } 2266 2267 if (sbuf_error(sb) == 0) 2268 valid_len = sbuf_len(sb); 2269 } 2270 if (addrs == 0) { 2271 bzero((caddr_t)&ifr.ifr_addr, sizeof(ifr.ifr_addr)); 2272 sbuf_bcat(sb, &ifr, sizeof(ifr)); 2273 max_len += sizeof(ifr); 2274 2275 if (sbuf_error(sb) == 0) 2276 valid_len = sbuf_len(sb); 2277 } 2278 } 2279 IFNET_RUNLOCK(); 2280 2281 if (valid_len != max_len && !full) { 2282 sbuf_delete(sb); 2283 goto again; 2284 } 2285 2286 ifc.ifc_len = valid_len; 2287 sbuf_finish(sb); 2288 error = copyout(sbuf_data(sb), PTRIN(ifc.ifc_buf), ifc.ifc_len); 2289 if (error == 0) 2290 error = copyout(&ifc, uifc, sizeof(ifc)); 2291 sbuf_delete(sb); 2292 CURVNET_RESTORE(); 2293 2294 return (error); 2295 } 2296 2297 static int 2298 linux_gifflags(struct thread *td, struct ifnet *ifp, struct l_ifreq *ifr) 2299 { 2300 l_short flags; 2301 2302 flags = (ifp->if_flags | ifp->if_drv_flags) & 0xffff; 2303 /* these flags have no Linux equivalent */ 2304 flags &= ~(IFF_DRV_OACTIVE|IFF_SIMPLEX| 2305 IFF_LINK0|IFF_LINK1|IFF_LINK2); 2306 /* Linux' multicast flag is in a different bit */ 2307 if (flags & IFF_MULTICAST) { 2308 flags &= ~IFF_MULTICAST; 2309 flags |= 0x1000; 2310 } 2311 2312 return (copyout(&flags, &ifr->ifr_flags, sizeof(flags))); 2313 } 2314 2315 #define ARPHRD_ETHER 1 2316 #define ARPHRD_LOOPBACK 772 2317 2318 static int 2319 linux_gifhwaddr(struct ifnet *ifp, struct l_ifreq *ifr) 2320 { 2321 struct ifaddr *ifa; 2322 struct sockaddr_dl *sdl; 2323 struct l_sockaddr lsa; 2324 2325 if (ifp->if_type == IFT_LOOP) { 2326 bzero(&lsa, sizeof(lsa)); 2327 lsa.sa_family = ARPHRD_LOOPBACK; 2328 return (copyout(&lsa, &ifr->ifr_hwaddr, sizeof(lsa))); 2329 } 2330 2331 if (ifp->if_type != IFT_ETHER) 2332 return (ENOENT); 2333 2334 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2335 sdl = (struct sockaddr_dl*)ifa->ifa_addr; 2336 if (sdl != NULL && (sdl->sdl_family == AF_LINK) && 2337 (sdl->sdl_type == IFT_ETHER)) { 2338 bzero(&lsa, sizeof(lsa)); 2339 lsa.sa_family = ARPHRD_ETHER; 2340 bcopy(LLADDR(sdl), lsa.sa_data, LINUX_IFHWADDRLEN); 2341 return (copyout(&lsa, &ifr->ifr_hwaddr, sizeof(lsa))); 2342 } 2343 } 2344 2345 return (ENOENT); 2346 } 2347 2348 2349 /* 2350 * If we fault in bsd_to_linux_ifreq() then we will fault when we call 2351 * the native ioctl(). Thus, we don't really need to check the return 2352 * value of this function. 2353 */ 2354 static int 2355 bsd_to_linux_ifreq(struct ifreq *arg) 2356 { 2357 struct ifreq ifr; 2358 size_t ifr_len = sizeof(struct ifreq); 2359 int error; 2360 2361 if ((error = copyin(arg, &ifr, ifr_len))) 2362 return (error); 2363 2364 *(u_short *)&ifr.ifr_addr = ifr.ifr_addr.sa_family; 2365 2366 error = copyout(&ifr, arg, ifr_len); 2367 2368 return (error); 2369 } 2370 2371 /* 2372 * Socket related ioctls 2373 */ 2374 2375 static int 2376 linux_ioctl_socket(struct thread *td, struct linux_ioctl_args *args) 2377 { 2378 char lifname[LINUX_IFNAMSIZ], ifname[IFNAMSIZ]; 2379 cap_rights_t rights; 2380 struct ifnet *ifp; 2381 struct file *fp; 2382 int error, type; 2383 2384 ifp = NULL; 2385 error = 0; 2386 2387 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 2388 if (error != 0) 2389 return (error); 2390 type = fp->f_type; 2391 fdrop(fp, td); 2392 if (type != DTYPE_SOCKET) { 2393 /* not a socket - probably a tap / vmnet device */ 2394 switch (args->cmd) { 2395 case LINUX_SIOCGIFADDR: 2396 case LINUX_SIOCSIFADDR: 2397 case LINUX_SIOCGIFFLAGS: 2398 return (linux_ioctl_special(td, args)); 2399 default: 2400 return (ENOIOCTL); 2401 } 2402 } 2403 2404 switch (args->cmd & 0xffff) { 2405 2406 case LINUX_FIOGETOWN: 2407 case LINUX_FIOSETOWN: 2408 case LINUX_SIOCADDMULTI: 2409 case LINUX_SIOCATMARK: 2410 case LINUX_SIOCDELMULTI: 2411 case LINUX_SIOCGIFCONF: 2412 case LINUX_SIOCGPGRP: 2413 case LINUX_SIOCSPGRP: 2414 case LINUX_SIOCGIFCOUNT: 2415 /* these ioctls don't take an interface name */ 2416 #ifdef DEBUG 2417 printf("%s(): ioctl %d\n", __func__, 2418 args->cmd & 0xffff); 2419 #endif 2420 break; 2421 2422 case LINUX_SIOCGIFFLAGS: 2423 case LINUX_SIOCGIFADDR: 2424 case LINUX_SIOCSIFADDR: 2425 case LINUX_SIOCGIFDSTADDR: 2426 case LINUX_SIOCGIFBRDADDR: 2427 case LINUX_SIOCGIFNETMASK: 2428 case LINUX_SIOCSIFNETMASK: 2429 case LINUX_SIOCGIFMTU: 2430 case LINUX_SIOCSIFMTU: 2431 case LINUX_SIOCSIFNAME: 2432 case LINUX_SIOCGIFHWADDR: 2433 case LINUX_SIOCSIFHWADDR: 2434 case LINUX_SIOCDEVPRIVATE: 2435 case LINUX_SIOCDEVPRIVATE+1: 2436 case LINUX_SIOCGIFINDEX: 2437 /* copy in the interface name and translate it. */ 2438 error = copyin((void *)args->arg, lifname, LINUX_IFNAMSIZ); 2439 if (error != 0) 2440 return (error); 2441 #ifdef DEBUG 2442 printf("%s(): ioctl %d on %.*s\n", __func__, 2443 args->cmd & 0xffff, LINUX_IFNAMSIZ, lifname); 2444 #endif 2445 ifp = ifname_linux_to_bsd(td, lifname, ifname); 2446 if (ifp == NULL) 2447 return (EINVAL); 2448 /* 2449 * We need to copy it back out in case we pass the 2450 * request on to our native ioctl(), which will expect 2451 * the ifreq to be in user space and have the correct 2452 * interface name. 2453 */ 2454 error = copyout(ifname, (void *)args->arg, IFNAMSIZ); 2455 if (error != 0) 2456 return (error); 2457 #ifdef DEBUG 2458 printf("%s(): %s translated to %s\n", __func__, 2459 lifname, ifname); 2460 #endif 2461 break; 2462 2463 default: 2464 return (ENOIOCTL); 2465 } 2466 2467 switch (args->cmd & 0xffff) { 2468 2469 case LINUX_FIOSETOWN: 2470 args->cmd = FIOSETOWN; 2471 error = sys_ioctl(td, (struct ioctl_args *)args); 2472 break; 2473 2474 case LINUX_SIOCSPGRP: 2475 args->cmd = SIOCSPGRP; 2476 error = sys_ioctl(td, (struct ioctl_args *)args); 2477 break; 2478 2479 case LINUX_FIOGETOWN: 2480 args->cmd = FIOGETOWN; 2481 error = sys_ioctl(td, (struct ioctl_args *)args); 2482 break; 2483 2484 case LINUX_SIOCGPGRP: 2485 args->cmd = SIOCGPGRP; 2486 error = sys_ioctl(td, (struct ioctl_args *)args); 2487 break; 2488 2489 case LINUX_SIOCATMARK: 2490 args->cmd = SIOCATMARK; 2491 error = sys_ioctl(td, (struct ioctl_args *)args); 2492 break; 2493 2494 /* LINUX_SIOCGSTAMP */ 2495 2496 case LINUX_SIOCGIFCONF: 2497 error = linux_ifconf(td, (struct ifconf *)args->arg); 2498 break; 2499 2500 case LINUX_SIOCGIFFLAGS: 2501 args->cmd = SIOCGIFFLAGS; 2502 error = linux_gifflags(td, ifp, (struct l_ifreq *)args->arg); 2503 break; 2504 2505 case LINUX_SIOCGIFADDR: 2506 args->cmd = SIOCGIFADDR; 2507 error = sys_ioctl(td, (struct ioctl_args *)args); 2508 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2509 break; 2510 2511 case LINUX_SIOCSIFADDR: 2512 /* XXX probably doesn't work, included for completeness */ 2513 args->cmd = SIOCSIFADDR; 2514 error = sys_ioctl(td, (struct ioctl_args *)args); 2515 break; 2516 2517 case LINUX_SIOCGIFDSTADDR: 2518 args->cmd = SIOCGIFDSTADDR; 2519 error = sys_ioctl(td, (struct ioctl_args *)args); 2520 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2521 break; 2522 2523 case LINUX_SIOCGIFBRDADDR: 2524 args->cmd = SIOCGIFBRDADDR; 2525 error = sys_ioctl(td, (struct ioctl_args *)args); 2526 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2527 break; 2528 2529 case LINUX_SIOCGIFNETMASK: 2530 args->cmd = SIOCGIFNETMASK; 2531 error = sys_ioctl(td, (struct ioctl_args *)args); 2532 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2533 break; 2534 2535 case LINUX_SIOCSIFNETMASK: 2536 error = ENOIOCTL; 2537 break; 2538 2539 case LINUX_SIOCGIFMTU: 2540 args->cmd = SIOCGIFMTU; 2541 error = sys_ioctl(td, (struct ioctl_args *)args); 2542 break; 2543 2544 case LINUX_SIOCSIFMTU: 2545 args->cmd = SIOCSIFMTU; 2546 error = sys_ioctl(td, (struct ioctl_args *)args); 2547 break; 2548 2549 case LINUX_SIOCSIFNAME: 2550 error = ENOIOCTL; 2551 break; 2552 2553 case LINUX_SIOCGIFHWADDR: 2554 error = linux_gifhwaddr(ifp, (struct l_ifreq *)args->arg); 2555 break; 2556 2557 case LINUX_SIOCSIFHWADDR: 2558 error = ENOIOCTL; 2559 break; 2560 2561 case LINUX_SIOCADDMULTI: 2562 args->cmd = SIOCADDMULTI; 2563 error = sys_ioctl(td, (struct ioctl_args *)args); 2564 break; 2565 2566 case LINUX_SIOCDELMULTI: 2567 args->cmd = SIOCDELMULTI; 2568 error = sys_ioctl(td, (struct ioctl_args *)args); 2569 break; 2570 2571 case LINUX_SIOCGIFINDEX: 2572 args->cmd = SIOCGIFINDEX; 2573 error = sys_ioctl(td, (struct ioctl_args *)args); 2574 break; 2575 2576 case LINUX_SIOCGIFCOUNT: 2577 error = 0; 2578 break; 2579 2580 /* 2581 * XXX This is slightly bogus, but these ioctls are currently 2582 * XXX only used by the aironet (if_an) network driver. 2583 */ 2584 case LINUX_SIOCDEVPRIVATE: 2585 args->cmd = SIOCGPRIVATE_0; 2586 error = sys_ioctl(td, (struct ioctl_args *)args); 2587 break; 2588 2589 case LINUX_SIOCDEVPRIVATE+1: 2590 args->cmd = SIOCGPRIVATE_1; 2591 error = sys_ioctl(td, (struct ioctl_args *)args); 2592 break; 2593 } 2594 2595 if (ifp != NULL) 2596 /* restore the original interface name */ 2597 copyout(lifname, (void *)args->arg, LINUX_IFNAMSIZ); 2598 2599 #ifdef DEBUG 2600 printf("%s(): returning %d\n", __func__, error); 2601 #endif 2602 return (error); 2603 } 2604 2605 /* 2606 * Device private ioctl handler 2607 */ 2608 static int 2609 linux_ioctl_private(struct thread *td, struct linux_ioctl_args *args) 2610 { 2611 cap_rights_t rights; 2612 struct file *fp; 2613 int error, type; 2614 2615 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 2616 if (error != 0) 2617 return (error); 2618 type = fp->f_type; 2619 fdrop(fp, td); 2620 if (type == DTYPE_SOCKET) 2621 return (linux_ioctl_socket(td, args)); 2622 return (ENOIOCTL); 2623 } 2624 2625 /* 2626 * DRM ioctl handler (sys/dev/drm) 2627 */ 2628 static int 2629 linux_ioctl_drm(struct thread *td, struct linux_ioctl_args *args) 2630 { 2631 args->cmd = SETDIR(args->cmd); 2632 return sys_ioctl(td, (struct ioctl_args *)args); 2633 } 2634 2635 #ifdef COMPAT_LINUX32 2636 #define CP(src,dst,fld) do { (dst).fld = (src).fld; } while (0) 2637 #define PTRIN_CP(src,dst,fld) \ 2638 do { (dst).fld = PTRIN((src).fld); } while (0) 2639 #define PTROUT_CP(src,dst,fld) \ 2640 do { (dst).fld = PTROUT((src).fld); } while (0) 2641 2642 static int 2643 linux_ioctl_sg_io(struct thread *td, struct linux_ioctl_args *args) 2644 { 2645 struct sg_io_hdr io; 2646 struct sg_io_hdr32 io32; 2647 cap_rights_t rights; 2648 struct file *fp; 2649 int error; 2650 2651 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 2652 if (error != 0) { 2653 printf("sg_linux_ioctl: fget returned %d\n", error); 2654 return (error); 2655 } 2656 2657 if ((error = copyin((void *)args->arg, &io32, sizeof(io32))) != 0) 2658 goto out; 2659 2660 CP(io32, io, interface_id); 2661 CP(io32, io, dxfer_direction); 2662 CP(io32, io, cmd_len); 2663 CP(io32, io, mx_sb_len); 2664 CP(io32, io, iovec_count); 2665 CP(io32, io, dxfer_len); 2666 PTRIN_CP(io32, io, dxferp); 2667 PTRIN_CP(io32, io, cmdp); 2668 PTRIN_CP(io32, io, sbp); 2669 CP(io32, io, timeout); 2670 CP(io32, io, flags); 2671 CP(io32, io, pack_id); 2672 PTRIN_CP(io32, io, usr_ptr); 2673 CP(io32, io, status); 2674 CP(io32, io, masked_status); 2675 CP(io32, io, msg_status); 2676 CP(io32, io, sb_len_wr); 2677 CP(io32, io, host_status); 2678 CP(io32, io, driver_status); 2679 CP(io32, io, resid); 2680 CP(io32, io, duration); 2681 CP(io32, io, info); 2682 2683 if ((error = fo_ioctl(fp, SG_IO, (caddr_t)&io, td->td_ucred, td)) != 0) 2684 goto out; 2685 2686 CP(io, io32, interface_id); 2687 CP(io, io32, dxfer_direction); 2688 CP(io, io32, cmd_len); 2689 CP(io, io32, mx_sb_len); 2690 CP(io, io32, iovec_count); 2691 CP(io, io32, dxfer_len); 2692 PTROUT_CP(io, io32, dxferp); 2693 PTROUT_CP(io, io32, cmdp); 2694 PTROUT_CP(io, io32, sbp); 2695 CP(io, io32, timeout); 2696 CP(io, io32, flags); 2697 CP(io, io32, pack_id); 2698 PTROUT_CP(io, io32, usr_ptr); 2699 CP(io, io32, status); 2700 CP(io, io32, masked_status); 2701 CP(io, io32, msg_status); 2702 CP(io, io32, sb_len_wr); 2703 CP(io, io32, host_status); 2704 CP(io, io32, driver_status); 2705 CP(io, io32, resid); 2706 CP(io, io32, duration); 2707 CP(io, io32, info); 2708 2709 error = copyout(&io32, (void *)args->arg, sizeof(io32)); 2710 2711 out: 2712 fdrop(fp, td); 2713 return (error); 2714 } 2715 #endif 2716 2717 static int 2718 linux_ioctl_sg(struct thread *td, struct linux_ioctl_args *args) 2719 { 2720 2721 switch (args->cmd) { 2722 case LINUX_SG_GET_VERSION_NUM: 2723 args->cmd = SG_GET_VERSION_NUM; 2724 break; 2725 case LINUX_SG_SET_TIMEOUT: 2726 args->cmd = SG_SET_TIMEOUT; 2727 break; 2728 case LINUX_SG_GET_TIMEOUT: 2729 args->cmd = SG_GET_TIMEOUT; 2730 break; 2731 case LINUX_SG_IO: 2732 args->cmd = SG_IO; 2733 #ifdef COMPAT_LINUX32 2734 return (linux_ioctl_sg_io(td, args)); 2735 #endif 2736 break; 2737 case LINUX_SG_GET_RESERVED_SIZE: 2738 args->cmd = SG_GET_RESERVED_SIZE; 2739 break; 2740 case LINUX_SG_GET_SCSI_ID: 2741 args->cmd = SG_GET_SCSI_ID; 2742 break; 2743 case LINUX_SG_GET_SG_TABLESIZE: 2744 args->cmd = SG_GET_SG_TABLESIZE; 2745 break; 2746 default: 2747 return (ENODEV); 2748 } 2749 return (sys_ioctl(td, (struct ioctl_args *)args)); 2750 } 2751 2752 /* 2753 * Video4Linux (V4L) ioctl handler 2754 */ 2755 static int 2756 linux_to_bsd_v4l_tuner(struct l_video_tuner *lvt, struct video_tuner *vt) 2757 { 2758 vt->tuner = lvt->tuner; 2759 strlcpy(vt->name, lvt->name, LINUX_VIDEO_TUNER_NAME_SIZE); 2760 vt->rangelow = lvt->rangelow; /* possible long size conversion */ 2761 vt->rangehigh = lvt->rangehigh; /* possible long size conversion */ 2762 vt->flags = lvt->flags; 2763 vt->mode = lvt->mode; 2764 vt->signal = lvt->signal; 2765 return (0); 2766 } 2767 2768 static int 2769 bsd_to_linux_v4l_tuner(struct video_tuner *vt, struct l_video_tuner *lvt) 2770 { 2771 lvt->tuner = vt->tuner; 2772 strlcpy(lvt->name, vt->name, LINUX_VIDEO_TUNER_NAME_SIZE); 2773 lvt->rangelow = vt->rangelow; /* possible long size conversion */ 2774 lvt->rangehigh = vt->rangehigh; /* possible long size conversion */ 2775 lvt->flags = vt->flags; 2776 lvt->mode = vt->mode; 2777 lvt->signal = vt->signal; 2778 return (0); 2779 } 2780 2781 #ifdef COMPAT_LINUX_V4L_CLIPLIST 2782 static int 2783 linux_to_bsd_v4l_clip(struct l_video_clip *lvc, struct video_clip *vc) 2784 { 2785 vc->x = lvc->x; 2786 vc->y = lvc->y; 2787 vc->width = lvc->width; 2788 vc->height = lvc->height; 2789 vc->next = PTRIN(lvc->next); /* possible pointer size conversion */ 2790 return (0); 2791 } 2792 #endif 2793 2794 static int 2795 linux_to_bsd_v4l_window(struct l_video_window *lvw, struct video_window *vw) 2796 { 2797 vw->x = lvw->x; 2798 vw->y = lvw->y; 2799 vw->width = lvw->width; 2800 vw->height = lvw->height; 2801 vw->chromakey = lvw->chromakey; 2802 vw->flags = lvw->flags; 2803 vw->clips = PTRIN(lvw->clips); /* possible pointer size conversion */ 2804 vw->clipcount = lvw->clipcount; 2805 return (0); 2806 } 2807 2808 static int 2809 bsd_to_linux_v4l_window(struct video_window *vw, struct l_video_window *lvw) 2810 { 2811 lvw->x = vw->x; 2812 lvw->y = vw->y; 2813 lvw->width = vw->width; 2814 lvw->height = vw->height; 2815 lvw->chromakey = vw->chromakey; 2816 lvw->flags = vw->flags; 2817 lvw->clips = PTROUT(vw->clips); /* possible pointer size conversion */ 2818 lvw->clipcount = vw->clipcount; 2819 return (0); 2820 } 2821 2822 static int 2823 linux_to_bsd_v4l_buffer(struct l_video_buffer *lvb, struct video_buffer *vb) 2824 { 2825 vb->base = PTRIN(lvb->base); /* possible pointer size conversion */ 2826 vb->height = lvb->height; 2827 vb->width = lvb->width; 2828 vb->depth = lvb->depth; 2829 vb->bytesperline = lvb->bytesperline; 2830 return (0); 2831 } 2832 2833 static int 2834 bsd_to_linux_v4l_buffer(struct video_buffer *vb, struct l_video_buffer *lvb) 2835 { 2836 lvb->base = PTROUT(vb->base); /* possible pointer size conversion */ 2837 lvb->height = vb->height; 2838 lvb->width = vb->width; 2839 lvb->depth = vb->depth; 2840 lvb->bytesperline = vb->bytesperline; 2841 return (0); 2842 } 2843 2844 static int 2845 linux_to_bsd_v4l_code(struct l_video_code *lvc, struct video_code *vc) 2846 { 2847 strlcpy(vc->loadwhat, lvc->loadwhat, LINUX_VIDEO_CODE_LOADWHAT_SIZE); 2848 vc->datasize = lvc->datasize; 2849 vc->data = PTRIN(lvc->data); /* possible pointer size conversion */ 2850 return (0); 2851 } 2852 2853 #ifdef COMPAT_LINUX_V4L_CLIPLIST 2854 static int 2855 linux_v4l_clip_copy(void *lvc, struct video_clip **ppvc) 2856 { 2857 int error; 2858 struct video_clip vclip; 2859 struct l_video_clip l_vclip; 2860 2861 error = copyin(lvc, &l_vclip, sizeof(l_vclip)); 2862 if (error) return (error); 2863 linux_to_bsd_v4l_clip(&l_vclip, &vclip); 2864 /* XXX: If there can be no concurrency: s/M_NOWAIT/M_WAITOK/ */ 2865 if ((*ppvc = malloc(sizeof(**ppvc), M_LINUX, M_NOWAIT)) == NULL) 2866 return (ENOMEM); /* XXX: linux has no ENOMEM here */ 2867 memcpy(*ppvc, &vclip, sizeof(vclip)); 2868 (*ppvc)->next = NULL; 2869 return (0); 2870 } 2871 2872 static int 2873 linux_v4l_cliplist_free(struct video_window *vw) 2874 { 2875 struct video_clip **ppvc; 2876 struct video_clip **ppvc_next; 2877 2878 for (ppvc = &(vw->clips); *ppvc != NULL; ppvc = ppvc_next) { 2879 ppvc_next = &((*ppvc)->next); 2880 free(*ppvc, M_LINUX); 2881 } 2882 vw->clips = NULL; 2883 2884 return (0); 2885 } 2886 2887 static int 2888 linux_v4l_cliplist_copy(struct l_video_window *lvw, struct video_window *vw) 2889 { 2890 int error; 2891 int clipcount; 2892 void *plvc; 2893 struct video_clip **ppvc; 2894 2895 /* 2896 * XXX: The cliplist is used to pass in a list of clipping 2897 * rectangles or, if clipcount == VIDEO_CLIP_BITMAP, a 2898 * clipping bitmap. Some Linux apps, however, appear to 2899 * leave cliplist and clips uninitialized. In any case, 2900 * the cliplist is not used by pwc(4), at the time of 2901 * writing, FreeBSD's only V4L driver. When a driver 2902 * that uses the cliplist is developed, this code may 2903 * need re-examiniation. 2904 */ 2905 error = 0; 2906 clipcount = vw->clipcount; 2907 if (clipcount == VIDEO_CLIP_BITMAP) { 2908 /* 2909 * In this case, the pointer (clips) is overloaded 2910 * to be a "void *" to a bitmap, therefore there 2911 * is no struct video_clip to copy now. 2912 */ 2913 } else if (clipcount > 0 && clipcount <= 16384) { 2914 /* 2915 * Clips points to list of clip rectangles, so 2916 * copy the list. 2917 * 2918 * XXX: Upper limit of 16384 was used here to try to 2919 * avoid cases when clipcount and clips pointer 2920 * are uninitialized and therefore have high random 2921 * values, as is the case in the Linux Skype 2922 * application. The value 16384 was chosen as that 2923 * is what is used in the Linux stradis(4) MPEG 2924 * decoder driver, the only place we found an 2925 * example of cliplist use. 2926 */ 2927 plvc = PTRIN(lvw->clips); 2928 vw->clips = NULL; 2929 ppvc = &(vw->clips); 2930 while (clipcount-- > 0) { 2931 if (plvc == 0) { 2932 error = EFAULT; 2933 break; 2934 } else { 2935 error = linux_v4l_clip_copy(plvc, ppvc); 2936 if (error) { 2937 linux_v4l_cliplist_free(vw); 2938 break; 2939 } 2940 } 2941 ppvc = &((*ppvc)->next); 2942 plvc = PTRIN(((struct l_video_clip *) plvc)->next); 2943 } 2944 } else { 2945 /* 2946 * clipcount == 0 or negative (but not VIDEO_CLIP_BITMAP) 2947 * Force cliplist to null. 2948 */ 2949 vw->clipcount = 0; 2950 vw->clips = NULL; 2951 } 2952 return (error); 2953 } 2954 #endif 2955 2956 static int 2957 linux_ioctl_v4l(struct thread *td, struct linux_ioctl_args *args) 2958 { 2959 cap_rights_t rights; 2960 struct file *fp; 2961 int error; 2962 struct video_tuner vtun; 2963 struct video_window vwin; 2964 struct video_buffer vbuf; 2965 struct video_code vcode; 2966 struct l_video_tuner l_vtun; 2967 struct l_video_window l_vwin; 2968 struct l_video_buffer l_vbuf; 2969 struct l_video_code l_vcode; 2970 2971 switch (args->cmd & 0xffff) { 2972 case LINUX_VIDIOCGCAP: args->cmd = VIDIOCGCAP; break; 2973 case LINUX_VIDIOCGCHAN: args->cmd = VIDIOCGCHAN; break; 2974 case LINUX_VIDIOCSCHAN: args->cmd = VIDIOCSCHAN; break; 2975 2976 case LINUX_VIDIOCGTUNER: 2977 error = fget(td, args->fd, 2978 cap_rights_init(&rights, CAP_IOCTL), &fp); 2979 if (error != 0) 2980 return (error); 2981 error = copyin((void *) args->arg, &l_vtun, sizeof(l_vtun)); 2982 if (error) { 2983 fdrop(fp, td); 2984 return (error); 2985 } 2986 linux_to_bsd_v4l_tuner(&l_vtun, &vtun); 2987 error = fo_ioctl(fp, VIDIOCGTUNER, &vtun, td->td_ucred, td); 2988 if (!error) { 2989 bsd_to_linux_v4l_tuner(&vtun, &l_vtun); 2990 error = copyout(&l_vtun, (void *) args->arg, 2991 sizeof(l_vtun)); 2992 } 2993 fdrop(fp, td); 2994 return (error); 2995 2996 case LINUX_VIDIOCSTUNER: 2997 error = fget(td, args->fd, 2998 cap_rights_init(&rights, CAP_IOCTL), &fp); 2999 if (error != 0) 3000 return (error); 3001 error = copyin((void *) args->arg, &l_vtun, sizeof(l_vtun)); 3002 if (error) { 3003 fdrop(fp, td); 3004 return (error); 3005 } 3006 linux_to_bsd_v4l_tuner(&l_vtun, &vtun); 3007 error = fo_ioctl(fp, VIDIOCSTUNER, &vtun, td->td_ucred, td); 3008 fdrop(fp, td); 3009 return (error); 3010 3011 case LINUX_VIDIOCGPICT: args->cmd = VIDIOCGPICT; break; 3012 case LINUX_VIDIOCSPICT: args->cmd = VIDIOCSPICT; break; 3013 case LINUX_VIDIOCCAPTURE: args->cmd = VIDIOCCAPTURE; break; 3014 3015 case LINUX_VIDIOCGWIN: 3016 error = fget(td, args->fd, 3017 cap_rights_init(&rights, CAP_IOCTL), &fp); 3018 if (error != 0) 3019 return (error); 3020 error = fo_ioctl(fp, VIDIOCGWIN, &vwin, td->td_ucred, td); 3021 if (!error) { 3022 bsd_to_linux_v4l_window(&vwin, &l_vwin); 3023 error = copyout(&l_vwin, (void *) args->arg, 3024 sizeof(l_vwin)); 3025 } 3026 fdrop(fp, td); 3027 return (error); 3028 3029 case LINUX_VIDIOCSWIN: 3030 error = fget(td, args->fd, 3031 cap_rights_init(&rights, CAP_IOCTL), &fp); 3032 if (error != 0) 3033 return (error); 3034 error = copyin((void *) args->arg, &l_vwin, sizeof(l_vwin)); 3035 if (error) { 3036 fdrop(fp, td); 3037 return (error); 3038 } 3039 linux_to_bsd_v4l_window(&l_vwin, &vwin); 3040 #ifdef COMPAT_LINUX_V4L_CLIPLIST 3041 error = linux_v4l_cliplist_copy(&l_vwin, &vwin); 3042 if (error) { 3043 fdrop(fp, td); 3044 return (error); 3045 } 3046 #endif 3047 error = fo_ioctl(fp, VIDIOCSWIN, &vwin, td->td_ucred, td); 3048 fdrop(fp, td); 3049 #ifdef COMPAT_LINUX_V4L_CLIPLIST 3050 linux_v4l_cliplist_free(&vwin); 3051 #endif 3052 return (error); 3053 3054 case LINUX_VIDIOCGFBUF: 3055 error = fget(td, args->fd, 3056 cap_rights_init(&rights, CAP_IOCTL), &fp); 3057 if (error != 0) 3058 return (error); 3059 error = fo_ioctl(fp, VIDIOCGFBUF, &vbuf, td->td_ucred, td); 3060 if (!error) { 3061 bsd_to_linux_v4l_buffer(&vbuf, &l_vbuf); 3062 error = copyout(&l_vbuf, (void *) args->arg, 3063 sizeof(l_vbuf)); 3064 } 3065 fdrop(fp, td); 3066 return (error); 3067 3068 case LINUX_VIDIOCSFBUF: 3069 error = fget(td, args->fd, 3070 cap_rights_init(&rights, CAP_IOCTL), &fp); 3071 if (error != 0) 3072 return (error); 3073 error = copyin((void *) args->arg, &l_vbuf, sizeof(l_vbuf)); 3074 if (error) { 3075 fdrop(fp, td); 3076 return (error); 3077 } 3078 linux_to_bsd_v4l_buffer(&l_vbuf, &vbuf); 3079 error = fo_ioctl(fp, VIDIOCSFBUF, &vbuf, td->td_ucred, td); 3080 fdrop(fp, td); 3081 return (error); 3082 3083 case LINUX_VIDIOCKEY: args->cmd = VIDIOCKEY; break; 3084 case LINUX_VIDIOCGFREQ: args->cmd = VIDIOCGFREQ; break; 3085 case LINUX_VIDIOCSFREQ: args->cmd = VIDIOCSFREQ; break; 3086 case LINUX_VIDIOCGAUDIO: args->cmd = VIDIOCGAUDIO; break; 3087 case LINUX_VIDIOCSAUDIO: args->cmd = VIDIOCSAUDIO; break; 3088 case LINUX_VIDIOCSYNC: args->cmd = VIDIOCSYNC; break; 3089 case LINUX_VIDIOCMCAPTURE: args->cmd = VIDIOCMCAPTURE; break; 3090 case LINUX_VIDIOCGMBUF: args->cmd = VIDIOCGMBUF; break; 3091 case LINUX_VIDIOCGUNIT: args->cmd = VIDIOCGUNIT; break; 3092 case LINUX_VIDIOCGCAPTURE: args->cmd = VIDIOCGCAPTURE; break; 3093 case LINUX_VIDIOCSCAPTURE: args->cmd = VIDIOCSCAPTURE; break; 3094 case LINUX_VIDIOCSPLAYMODE: args->cmd = VIDIOCSPLAYMODE; break; 3095 case LINUX_VIDIOCSWRITEMODE: args->cmd = VIDIOCSWRITEMODE; break; 3096 case LINUX_VIDIOCGPLAYINFO: args->cmd = VIDIOCGPLAYINFO; break; 3097 3098 case LINUX_VIDIOCSMICROCODE: 3099 error = fget(td, args->fd, 3100 cap_rights_init(&rights, CAP_IOCTL), &fp); 3101 if (error != 0) 3102 return (error); 3103 error = copyin((void *) args->arg, &l_vcode, sizeof(l_vcode)); 3104 if (error) { 3105 fdrop(fp, td); 3106 return (error); 3107 } 3108 linux_to_bsd_v4l_code(&l_vcode, &vcode); 3109 error = fo_ioctl(fp, VIDIOCSMICROCODE, &vcode, td->td_ucred, td); 3110 fdrop(fp, td); 3111 return (error); 3112 3113 case LINUX_VIDIOCGVBIFMT: args->cmd = VIDIOCGVBIFMT; break; 3114 case LINUX_VIDIOCSVBIFMT: args->cmd = VIDIOCSVBIFMT; break; 3115 default: return (ENOIOCTL); 3116 } 3117 3118 error = sys_ioctl(td, (struct ioctl_args *)args); 3119 return (error); 3120 } 3121 3122 /* 3123 * Special ioctl handler 3124 */ 3125 static int 3126 linux_ioctl_special(struct thread *td, struct linux_ioctl_args *args) 3127 { 3128 int error; 3129 3130 switch (args->cmd) { 3131 case LINUX_SIOCGIFADDR: 3132 args->cmd = SIOCGIFADDR; 3133 error = sys_ioctl(td, (struct ioctl_args *)args); 3134 break; 3135 case LINUX_SIOCSIFADDR: 3136 args->cmd = SIOCSIFADDR; 3137 error = sys_ioctl(td, (struct ioctl_args *)args); 3138 break; 3139 case LINUX_SIOCGIFFLAGS: 3140 args->cmd = SIOCGIFFLAGS; 3141 error = sys_ioctl(td, (struct ioctl_args *)args); 3142 break; 3143 default: 3144 error = ENOIOCTL; 3145 } 3146 3147 return (error); 3148 } 3149 3150 static int 3151 linux_to_bsd_v4l2_standard(struct l_v4l2_standard *lvstd, struct v4l2_standard *vstd) 3152 { 3153 vstd->index = lvstd->index; 3154 vstd->id = lvstd->id; 3155 memcpy(&vstd->name, &lvstd->name, sizeof(*lvstd) - offsetof(struct l_v4l2_standard, name)); 3156 return (0); 3157 } 3158 3159 static int 3160 bsd_to_linux_v4l2_standard(struct v4l2_standard *vstd, struct l_v4l2_standard *lvstd) 3161 { 3162 lvstd->index = vstd->index; 3163 lvstd->id = vstd->id; 3164 memcpy(&lvstd->name, &vstd->name, sizeof(*lvstd) - offsetof(struct l_v4l2_standard, name)); 3165 return (0); 3166 } 3167 3168 static int 3169 linux_to_bsd_v4l2_buffer(struct l_v4l2_buffer *lvb, struct v4l2_buffer *vb) 3170 { 3171 vb->index = lvb->index; 3172 vb->type = lvb->type; 3173 vb->bytesused = lvb->bytesused; 3174 vb->flags = lvb->flags; 3175 vb->field = lvb->field; 3176 vb->timestamp.tv_sec = lvb->timestamp.tv_sec; 3177 vb->timestamp.tv_usec = lvb->timestamp.tv_usec; 3178 memcpy(&vb->timecode, &lvb->timecode, sizeof (lvb->timecode)); 3179 vb->sequence = lvb->sequence; 3180 vb->memory = lvb->memory; 3181 if (lvb->memory == V4L2_MEMORY_USERPTR) 3182 /* possible pointer size conversion */ 3183 vb->m.userptr = (unsigned long)PTRIN(lvb->m.userptr); 3184 else 3185 vb->m.offset = lvb->m.offset; 3186 vb->length = lvb->length; 3187 vb->input = lvb->input; 3188 vb->reserved = lvb->reserved; 3189 return (0); 3190 } 3191 3192 static int 3193 bsd_to_linux_v4l2_buffer(struct v4l2_buffer *vb, struct l_v4l2_buffer *lvb) 3194 { 3195 lvb->index = vb->index; 3196 lvb->type = vb->type; 3197 lvb->bytesused = vb->bytesused; 3198 lvb->flags = vb->flags; 3199 lvb->field = vb->field; 3200 lvb->timestamp.tv_sec = vb->timestamp.tv_sec; 3201 lvb->timestamp.tv_usec = vb->timestamp.tv_usec; 3202 memcpy(&lvb->timecode, &vb->timecode, sizeof (vb->timecode)); 3203 lvb->sequence = vb->sequence; 3204 lvb->memory = vb->memory; 3205 if (vb->memory == V4L2_MEMORY_USERPTR) 3206 /* possible pointer size conversion */ 3207 lvb->m.userptr = PTROUT(vb->m.userptr); 3208 else 3209 lvb->m.offset = vb->m.offset; 3210 lvb->length = vb->length; 3211 lvb->input = vb->input; 3212 lvb->reserved = vb->reserved; 3213 return (0); 3214 } 3215 3216 static int 3217 linux_to_bsd_v4l2_format(struct l_v4l2_format *lvf, struct v4l2_format *vf) 3218 { 3219 vf->type = lvf->type; 3220 if (lvf->type == V4L2_BUF_TYPE_VIDEO_OVERLAY 3221 #ifdef V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3222 || lvf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3223 #endif 3224 ) 3225 /* 3226 * XXX TODO - needs 32 -> 64 bit conversion: 3227 * (unused by webcams?) 3228 */ 3229 return EINVAL; 3230 memcpy(&vf->fmt, &lvf->fmt, sizeof(vf->fmt)); 3231 return 0; 3232 } 3233 3234 static int 3235 bsd_to_linux_v4l2_format(struct v4l2_format *vf, struct l_v4l2_format *lvf) 3236 { 3237 lvf->type = vf->type; 3238 if (vf->type == V4L2_BUF_TYPE_VIDEO_OVERLAY 3239 #ifdef V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3240 || vf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3241 #endif 3242 ) 3243 /* 3244 * XXX TODO - needs 32 -> 64 bit conversion: 3245 * (unused by webcams?) 3246 */ 3247 return EINVAL; 3248 memcpy(&lvf->fmt, &vf->fmt, sizeof(vf->fmt)); 3249 return 0; 3250 } 3251 static int 3252 linux_ioctl_v4l2(struct thread *td, struct linux_ioctl_args *args) 3253 { 3254 cap_rights_t rights; 3255 struct file *fp; 3256 int error; 3257 struct v4l2_format vformat; 3258 struct l_v4l2_format l_vformat; 3259 struct v4l2_standard vstd; 3260 struct l_v4l2_standard l_vstd; 3261 struct l_v4l2_buffer l_vbuf; 3262 struct v4l2_buffer vbuf; 3263 struct v4l2_input vinp; 3264 3265 switch (args->cmd & 0xffff) { 3266 case LINUX_VIDIOC_RESERVED: 3267 case LINUX_VIDIOC_LOG_STATUS: 3268 if ((args->cmd & IOC_DIRMASK) != LINUX_IOC_VOID) 3269 return ENOIOCTL; 3270 args->cmd = (args->cmd & 0xffff) | IOC_VOID; 3271 break; 3272 3273 case LINUX_VIDIOC_OVERLAY: 3274 case LINUX_VIDIOC_STREAMON: 3275 case LINUX_VIDIOC_STREAMOFF: 3276 case LINUX_VIDIOC_S_STD: 3277 case LINUX_VIDIOC_S_TUNER: 3278 case LINUX_VIDIOC_S_AUDIO: 3279 case LINUX_VIDIOC_S_AUDOUT: 3280 case LINUX_VIDIOC_S_MODULATOR: 3281 case LINUX_VIDIOC_S_FREQUENCY: 3282 case LINUX_VIDIOC_S_CROP: 3283 case LINUX_VIDIOC_S_JPEGCOMP: 3284 case LINUX_VIDIOC_S_PRIORITY: 3285 case LINUX_VIDIOC_DBG_S_REGISTER: 3286 case LINUX_VIDIOC_S_HW_FREQ_SEEK: 3287 case LINUX_VIDIOC_SUBSCRIBE_EVENT: 3288 case LINUX_VIDIOC_UNSUBSCRIBE_EVENT: 3289 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_IN; 3290 break; 3291 3292 case LINUX_VIDIOC_QUERYCAP: 3293 case LINUX_VIDIOC_G_STD: 3294 case LINUX_VIDIOC_G_AUDIO: 3295 case LINUX_VIDIOC_G_INPUT: 3296 case LINUX_VIDIOC_G_OUTPUT: 3297 case LINUX_VIDIOC_G_AUDOUT: 3298 case LINUX_VIDIOC_G_JPEGCOMP: 3299 case LINUX_VIDIOC_QUERYSTD: 3300 case LINUX_VIDIOC_G_PRIORITY: 3301 case LINUX_VIDIOC_QUERY_DV_PRESET: 3302 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_OUT; 3303 break; 3304 3305 case LINUX_VIDIOC_ENUM_FMT: 3306 case LINUX_VIDIOC_REQBUFS: 3307 case LINUX_VIDIOC_G_PARM: 3308 case LINUX_VIDIOC_S_PARM: 3309 case LINUX_VIDIOC_G_CTRL: 3310 case LINUX_VIDIOC_S_CTRL: 3311 case LINUX_VIDIOC_G_TUNER: 3312 case LINUX_VIDIOC_QUERYCTRL: 3313 case LINUX_VIDIOC_QUERYMENU: 3314 case LINUX_VIDIOC_S_INPUT: 3315 case LINUX_VIDIOC_S_OUTPUT: 3316 case LINUX_VIDIOC_ENUMOUTPUT: 3317 case LINUX_VIDIOC_G_MODULATOR: 3318 case LINUX_VIDIOC_G_FREQUENCY: 3319 case LINUX_VIDIOC_CROPCAP: 3320 case LINUX_VIDIOC_G_CROP: 3321 case LINUX_VIDIOC_ENUMAUDIO: 3322 case LINUX_VIDIOC_ENUMAUDOUT: 3323 case LINUX_VIDIOC_G_SLICED_VBI_CAP: 3324 #ifdef VIDIOC_ENUM_FRAMESIZES 3325 case LINUX_VIDIOC_ENUM_FRAMESIZES: 3326 case LINUX_VIDIOC_ENUM_FRAMEINTERVALS: 3327 case LINUX_VIDIOC_ENCODER_CMD: 3328 case LINUX_VIDIOC_TRY_ENCODER_CMD: 3329 #endif 3330 case LINUX_VIDIOC_DBG_G_REGISTER: 3331 case LINUX_VIDIOC_DBG_G_CHIP_IDENT: 3332 case LINUX_VIDIOC_ENUM_DV_PRESETS: 3333 case LINUX_VIDIOC_S_DV_PRESET: 3334 case LINUX_VIDIOC_G_DV_PRESET: 3335 case LINUX_VIDIOC_S_DV_TIMINGS: 3336 case LINUX_VIDIOC_G_DV_TIMINGS: 3337 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_INOUT; 3338 break; 3339 3340 case LINUX_VIDIOC_G_FMT: 3341 case LINUX_VIDIOC_S_FMT: 3342 case LINUX_VIDIOC_TRY_FMT: 3343 error = copyin((void *)args->arg, &l_vformat, sizeof(l_vformat)); 3344 if (error) 3345 return (error); 3346 error = fget(td, args->fd, 3347 cap_rights_init(&rights, CAP_IOCTL), &fp); 3348 if (error) 3349 return (error); 3350 if (linux_to_bsd_v4l2_format(&l_vformat, &vformat) != 0) 3351 error = EINVAL; 3352 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_G_FMT) 3353 error = fo_ioctl(fp, VIDIOC_G_FMT, &vformat, 3354 td->td_ucred, td); 3355 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_S_FMT) 3356 error = fo_ioctl(fp, VIDIOC_S_FMT, &vformat, 3357 td->td_ucred, td); 3358 else 3359 error = fo_ioctl(fp, VIDIOC_TRY_FMT, &vformat, 3360 td->td_ucred, td); 3361 bsd_to_linux_v4l2_format(&vformat, &l_vformat); 3362 copyout(&l_vformat, (void *)args->arg, sizeof(l_vformat)); 3363 fdrop(fp, td); 3364 return (error); 3365 3366 case LINUX_VIDIOC_ENUMSTD: 3367 error = copyin((void *)args->arg, &l_vstd, sizeof(l_vstd)); 3368 if (error) 3369 return (error); 3370 linux_to_bsd_v4l2_standard(&l_vstd, &vstd); 3371 error = fget(td, args->fd, 3372 cap_rights_init(&rights, CAP_IOCTL), &fp); 3373 if (error) 3374 return (error); 3375 error = fo_ioctl(fp, VIDIOC_ENUMSTD, (caddr_t)&vstd, 3376 td->td_ucred, td); 3377 if (error) { 3378 fdrop(fp, td); 3379 return (error); 3380 } 3381 bsd_to_linux_v4l2_standard(&vstd, &l_vstd); 3382 error = copyout(&l_vstd, (void *)args->arg, sizeof(l_vstd)); 3383 fdrop(fp, td); 3384 return (error); 3385 3386 case LINUX_VIDIOC_ENUMINPUT: 3387 /* 3388 * The Linux struct l_v4l2_input differs only in size, 3389 * it has no padding at the end. 3390 */ 3391 error = copyin((void *)args->arg, &vinp, 3392 sizeof(struct l_v4l2_input)); 3393 if (error != 0) 3394 return (error); 3395 error = fget(td, args->fd, 3396 cap_rights_init(&rights, CAP_IOCTL), &fp); 3397 if (error != 0) 3398 return (error); 3399 error = fo_ioctl(fp, VIDIOC_ENUMINPUT, (caddr_t)&vinp, 3400 td->td_ucred, td); 3401 if (error) { 3402 fdrop(fp, td); 3403 return (error); 3404 } 3405 error = copyout(&vinp, (void *)args->arg, 3406 sizeof(struct l_v4l2_input)); 3407 fdrop(fp, td); 3408 return (error); 3409 3410 case LINUX_VIDIOC_QUERYBUF: 3411 case LINUX_VIDIOC_QBUF: 3412 case LINUX_VIDIOC_DQBUF: 3413 error = copyin((void *)args->arg, &l_vbuf, sizeof(l_vbuf)); 3414 if (error) 3415 return (error); 3416 error = fget(td, args->fd, 3417 cap_rights_init(&rights, CAP_IOCTL), &fp); 3418 if (error) 3419 return (error); 3420 linux_to_bsd_v4l2_buffer(&l_vbuf, &vbuf); 3421 if ((args->cmd & 0xffff) == LINUX_VIDIOC_QUERYBUF) 3422 error = fo_ioctl(fp, VIDIOC_QUERYBUF, &vbuf, 3423 td->td_ucred, td); 3424 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_QBUF) 3425 error = fo_ioctl(fp, VIDIOC_QBUF, &vbuf, 3426 td->td_ucred, td); 3427 else 3428 error = fo_ioctl(fp, VIDIOC_DQBUF, &vbuf, 3429 td->td_ucred, td); 3430 bsd_to_linux_v4l2_buffer(&vbuf, &l_vbuf); 3431 copyout(&l_vbuf, (void *)args->arg, sizeof(l_vbuf)); 3432 fdrop(fp, td); 3433 return (error); 3434 3435 /* 3436 * XXX TODO - these need 32 -> 64 bit conversion: 3437 * (are any of them needed for webcams?) 3438 */ 3439 case LINUX_VIDIOC_G_FBUF: 3440 case LINUX_VIDIOC_S_FBUF: 3441 3442 case LINUX_VIDIOC_G_EXT_CTRLS: 3443 case LINUX_VIDIOC_S_EXT_CTRLS: 3444 case LINUX_VIDIOC_TRY_EXT_CTRLS: 3445 3446 case LINUX_VIDIOC_DQEVENT: 3447 3448 default: return (ENOIOCTL); 3449 } 3450 3451 error = sys_ioctl(td, (struct ioctl_args *)args); 3452 return (error); 3453 } 3454 3455 /* 3456 * Support for emulators/linux-libusb. This port uses FBSD_LUSB* macros 3457 * instead of USB* ones. This lets us to provide correct values for cmd. 3458 * 0xffffffe0 -- 0xffffffff range seemed to be the least collision-prone. 3459 */ 3460 static int 3461 linux_ioctl_fbsd_usb(struct thread *td, struct linux_ioctl_args *args) 3462 { 3463 int error; 3464 3465 error = 0; 3466 switch (args->cmd) { 3467 case FBSD_LUSB_DEVICEENUMERATE: 3468 args->cmd = USB_DEVICEENUMERATE; 3469 break; 3470 case FBSD_LUSB_DEV_QUIRK_ADD: 3471 args->cmd = USB_DEV_QUIRK_ADD; 3472 break; 3473 case FBSD_LUSB_DEV_QUIRK_GET: 3474 args->cmd = USB_DEV_QUIRK_GET; 3475 break; 3476 case FBSD_LUSB_DEV_QUIRK_REMOVE: 3477 args->cmd = USB_DEV_QUIRK_REMOVE; 3478 break; 3479 case FBSD_LUSB_DO_REQUEST: 3480 args->cmd = USB_DO_REQUEST; 3481 break; 3482 case FBSD_LUSB_FS_CLEAR_STALL_SYNC: 3483 args->cmd = USB_FS_CLEAR_STALL_SYNC; 3484 break; 3485 case FBSD_LUSB_FS_CLOSE: 3486 args->cmd = USB_FS_CLOSE; 3487 break; 3488 case FBSD_LUSB_FS_COMPLETE: 3489 args->cmd = USB_FS_COMPLETE; 3490 break; 3491 case FBSD_LUSB_FS_INIT: 3492 args->cmd = USB_FS_INIT; 3493 break; 3494 case FBSD_LUSB_FS_OPEN: 3495 args->cmd = USB_FS_OPEN; 3496 break; 3497 case FBSD_LUSB_FS_START: 3498 args->cmd = USB_FS_START; 3499 break; 3500 case FBSD_LUSB_FS_STOP: 3501 args->cmd = USB_FS_STOP; 3502 break; 3503 case FBSD_LUSB_FS_UNINIT: 3504 args->cmd = USB_FS_UNINIT; 3505 break; 3506 case FBSD_LUSB_GET_CONFIG: 3507 args->cmd = USB_GET_CONFIG; 3508 break; 3509 case FBSD_LUSB_GET_DEVICEINFO: 3510 args->cmd = USB_GET_DEVICEINFO; 3511 break; 3512 case FBSD_LUSB_GET_DEVICE_DESC: 3513 args->cmd = USB_GET_DEVICE_DESC; 3514 break; 3515 case FBSD_LUSB_GET_FULL_DESC: 3516 args->cmd = USB_GET_FULL_DESC; 3517 break; 3518 case FBSD_LUSB_GET_IFACE_DRIVER: 3519 args->cmd = USB_GET_IFACE_DRIVER; 3520 break; 3521 case FBSD_LUSB_GET_PLUGTIME: 3522 args->cmd = USB_GET_PLUGTIME; 3523 break; 3524 case FBSD_LUSB_GET_POWER_MODE: 3525 args->cmd = USB_GET_POWER_MODE; 3526 break; 3527 case FBSD_LUSB_GET_REPORT_DESC: 3528 args->cmd = USB_GET_REPORT_DESC; 3529 break; 3530 case FBSD_LUSB_GET_REPORT_ID: 3531 args->cmd = USB_GET_REPORT_ID; 3532 break; 3533 case FBSD_LUSB_GET_TEMPLATE: 3534 args->cmd = USB_GET_TEMPLATE; 3535 break; 3536 case FBSD_LUSB_IFACE_DRIVER_ACTIVE: 3537 args->cmd = USB_IFACE_DRIVER_ACTIVE; 3538 break; 3539 case FBSD_LUSB_IFACE_DRIVER_DETACH: 3540 args->cmd = USB_IFACE_DRIVER_DETACH; 3541 break; 3542 case FBSD_LUSB_QUIRK_NAME_GET: 3543 args->cmd = USB_QUIRK_NAME_GET; 3544 break; 3545 case FBSD_LUSB_READ_DIR: 3546 args->cmd = USB_READ_DIR; 3547 break; 3548 case FBSD_LUSB_SET_ALTINTERFACE: 3549 args->cmd = USB_SET_ALTINTERFACE; 3550 break; 3551 case FBSD_LUSB_SET_CONFIG: 3552 args->cmd = USB_SET_CONFIG; 3553 break; 3554 case FBSD_LUSB_SET_IMMED: 3555 args->cmd = USB_SET_IMMED; 3556 break; 3557 case FBSD_LUSB_SET_POWER_MODE: 3558 args->cmd = USB_SET_POWER_MODE; 3559 break; 3560 case FBSD_LUSB_SET_TEMPLATE: 3561 args->cmd = USB_SET_TEMPLATE; 3562 break; 3563 case FBSD_LUSB_FS_OPEN_STREAM: 3564 args->cmd = USB_FS_OPEN_STREAM; 3565 break; 3566 case FBSD_LUSB_GET_DEV_PORT_PATH: 3567 args->cmd = USB_GET_DEV_PORT_PATH; 3568 break; 3569 case FBSD_LUSB_GET_POWER_USAGE: 3570 args->cmd = USB_GET_POWER_USAGE; 3571 break; 3572 default: 3573 error = ENOIOCTL; 3574 } 3575 if (error != ENOIOCTL) 3576 error = sys_ioctl(td, (struct ioctl_args *)args); 3577 return (error); 3578 } 3579 3580 /* 3581 * main ioctl syscall function 3582 */ 3583 3584 int 3585 linux_ioctl(struct thread *td, struct linux_ioctl_args *args) 3586 { 3587 cap_rights_t rights; 3588 struct file *fp; 3589 struct handler_element *he; 3590 int error, cmd; 3591 3592 #ifdef DEBUG 3593 if (ldebug(ioctl)) 3594 printf(ARGS(ioctl, "%d, %04lx, *"), args->fd, 3595 (unsigned long)args->cmd); 3596 #endif 3597 3598 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 3599 if (error != 0) 3600 return (error); 3601 if ((fp->f_flag & (FREAD|FWRITE)) == 0) { 3602 fdrop(fp, td); 3603 return (EBADF); 3604 } 3605 3606 /* Iterate over the ioctl handlers */ 3607 cmd = args->cmd & 0xffff; 3608 sx_slock(&linux_ioctl_sx); 3609 mtx_lock(&Giant); 3610 TAILQ_FOREACH(he, &handlers, list) { 3611 if (cmd >= he->low && cmd <= he->high) { 3612 error = (*he->func)(td, args); 3613 if (error != ENOIOCTL) { 3614 mtx_unlock(&Giant); 3615 sx_sunlock(&linux_ioctl_sx); 3616 fdrop(fp, td); 3617 return (error); 3618 } 3619 } 3620 } 3621 mtx_unlock(&Giant); 3622 sx_sunlock(&linux_ioctl_sx); 3623 fdrop(fp, td); 3624 3625 linux_msg(td, "ioctl fd=%d, cmd=0x%x ('%c',%d) is not implemented", 3626 args->fd, (int)(args->cmd & 0xffff), 3627 (int)(args->cmd & 0xff00) >> 8, (int)(args->cmd & 0xff)); 3628 3629 return (EINVAL); 3630 } 3631 3632 int 3633 linux_ioctl_register_handler(struct linux_ioctl_handler *h) 3634 { 3635 struct handler_element *he, *cur; 3636 3637 if (h == NULL || h->func == NULL) 3638 return (EINVAL); 3639 3640 /* 3641 * Reuse the element if the handler is already on the list, otherwise 3642 * create a new element. 3643 */ 3644 sx_xlock(&linux_ioctl_sx); 3645 TAILQ_FOREACH(he, &handlers, list) { 3646 if (he->func == h->func) 3647 break; 3648 } 3649 if (he == NULL) { 3650 he = malloc(sizeof(*he), 3651 M_LINUX, M_WAITOK); 3652 he->func = h->func; 3653 } else 3654 TAILQ_REMOVE(&handlers, he, list); 3655 3656 /* Initialize range information. */ 3657 he->low = h->low; 3658 he->high = h->high; 3659 he->span = h->high - h->low + 1; 3660 3661 /* Add the element to the list, sorted on span. */ 3662 TAILQ_FOREACH(cur, &handlers, list) { 3663 if (cur->span > he->span) { 3664 TAILQ_INSERT_BEFORE(cur, he, list); 3665 sx_xunlock(&linux_ioctl_sx); 3666 return (0); 3667 } 3668 } 3669 TAILQ_INSERT_TAIL(&handlers, he, list); 3670 sx_xunlock(&linux_ioctl_sx); 3671 3672 return (0); 3673 } 3674 3675 int 3676 linux_ioctl_unregister_handler(struct linux_ioctl_handler *h) 3677 { 3678 struct handler_element *he; 3679 3680 if (h == NULL || h->func == NULL) 3681 return (EINVAL); 3682 3683 sx_xlock(&linux_ioctl_sx); 3684 TAILQ_FOREACH(he, &handlers, list) { 3685 if (he->func == h->func) { 3686 TAILQ_REMOVE(&handlers, he, list); 3687 sx_xunlock(&linux_ioctl_sx); 3688 free(he, M_LINUX); 3689 return (0); 3690 } 3691 } 3692 sx_xunlock(&linux_ioctl_sx); 3693 3694 return (EINVAL); 3695 } 3696