1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 1994-1995 Søren Schmidt 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 29 #include <sys/param.h> 30 #include <sys/capsicum.h> 31 #include <sys/cdio.h> 32 #include <sys/consio.h> 33 #include <sys/disk.h> 34 #include <sys/dvdio.h> 35 #include <sys/fcntl.h> 36 #include <sys/filio.h> 37 #include <sys/jail.h> 38 #include <sys/kbio.h> 39 #include <sys/kcov.h> 40 #include <sys/kernel.h> 41 #include <sys/linker_set.h> 42 #include <sys/lock.h> 43 #include <sys/malloc.h> 44 #include <sys/mman.h> 45 #include <sys/proc.h> 46 #include <sys/vnode.h> 47 #include <sys/sbuf.h> 48 #include <sys/sockio.h> 49 #include <sys/soundcard.h> 50 #include <sys/syscallsubr.h> 51 #include <sys/sysctl.h> 52 #include <sys/sysproto.h> 53 #include <sys/sx.h> 54 #include <sys/tty.h> 55 56 #include <net/if.h> 57 #include <net/if_var.h> 58 #include <net/if_dl.h> 59 #include <net/if_types.h> 60 61 #include <dev/evdev/input.h> 62 #include <dev/hid/hidraw.h> 63 #include <dev/iicbus/iic.h> 64 #include <dev/usb/usb_ioctl.h> 65 66 #ifdef COMPAT_LINUX32 67 #include <machine/../linux32/linux.h> 68 #include <machine/../linux32/linux32_proto.h> 69 #else 70 #include <machine/../linux/linux.h> 71 #include <machine/../linux/linux_proto.h> 72 #endif 73 74 #include <compat/linux/linux_common.h> 75 #include <compat/linux/linux_ioctl.h> 76 #include <compat/linux/linux_mib.h> 77 #include <compat/linux/linux_socket.h> 78 #include <compat/linux/linux_time.h> 79 #include <compat/linux/linux_util.h> 80 81 #include <contrib/v4l/videodev.h> 82 #include <compat/linux/linux_videodev_compat.h> 83 84 #include <contrib/v4l/videodev2.h> 85 #include <compat/linux/linux_videodev2_compat.h> 86 87 #include <cam/scsi/scsi_sg.h> 88 89 #include <dev/nvme/nvme_linux.h> 90 91 #define DEFINE_LINUX_IOCTL_SET(shortname, SHORTNAME) \ 92 static linux_ioctl_function_t linux_ioctl_ ## shortname; \ 93 static struct linux_ioctl_handler shortname ## _handler = { \ 94 .func = linux_ioctl_ ## shortname, \ 95 .low = LINUX_IOCTL_ ## SHORTNAME ## _MIN, \ 96 .high = LINUX_IOCTL_ ## SHORTNAME ## _MAX, \ 97 }; \ 98 DATA_SET(linux_ioctl_handler_set, shortname ## _handler) 99 100 DEFINE_LINUX_IOCTL_SET(cdrom, CDROM); 101 DEFINE_LINUX_IOCTL_SET(vfat, VFAT); 102 DEFINE_LINUX_IOCTL_SET(console, CONSOLE); 103 DEFINE_LINUX_IOCTL_SET(hdio, HDIO); 104 DEFINE_LINUX_IOCTL_SET(disk, DISK); 105 DEFINE_LINUX_IOCTL_SET(i2c, I2C); 106 DEFINE_LINUX_IOCTL_SET(socket, SOCKET); 107 DEFINE_LINUX_IOCTL_SET(sound, SOUND); 108 DEFINE_LINUX_IOCTL_SET(termio, TERMIO); 109 DEFINE_LINUX_IOCTL_SET(private, PRIVATE); 110 DEFINE_LINUX_IOCTL_SET(drm, DRM); 111 DEFINE_LINUX_IOCTL_SET(sg, SG); 112 DEFINE_LINUX_IOCTL_SET(v4l, VIDEO); 113 DEFINE_LINUX_IOCTL_SET(v4l2, VIDEO2); 114 DEFINE_LINUX_IOCTL_SET(fbsd_usb, FBSD_LUSB); 115 DEFINE_LINUX_IOCTL_SET(evdev, EVDEV); 116 DEFINE_LINUX_IOCTL_SET(kcov, KCOV); 117 #ifndef COMPAT_LINUX32 118 DEFINE_LINUX_IOCTL_SET(nvme, NVME); 119 #endif 120 DEFINE_LINUX_IOCTL_SET(hidraw, HIDRAW); 121 122 #undef DEFINE_LINUX_IOCTL_SET 123 124 static int linux_ioctl_special(struct thread *, struct linux_ioctl_args *); 125 126 /* 127 * Keep sorted by low. 128 */ 129 static struct linux_ioctl_handler linux_ioctls[] = { 130 { .func = linux_ioctl_termio, .low = LINUX_IOCTL_TERMIO_MIN, 131 .high = LINUX_IOCTL_TERMIO_MAX }, 132 }; 133 134 #ifdef __i386__ 135 static TAILQ_HEAD(, linux_ioctl_handler_element) linux_ioctl_handlers = 136 TAILQ_HEAD_INITIALIZER(linux_ioctl_handlers); 137 static struct sx linux_ioctl_sx; 138 SX_SYSINIT(linux_ioctl, &linux_ioctl_sx, "Linux ioctl handlers"); 139 #else 140 extern TAILQ_HEAD(, linux_ioctl_handler_element) linux_ioctl_handlers; 141 extern struct sx linux_ioctl_sx; 142 #endif 143 #ifdef COMPAT_LINUX32 144 static TAILQ_HEAD(, linux_ioctl_handler_element) linux32_ioctl_handlers = 145 TAILQ_HEAD_INITIALIZER(linux32_ioctl_handlers); 146 #endif 147 148 /* 149 * hdio related ioctls for VMWare support 150 */ 151 152 struct linux_hd_geometry { 153 uint8_t heads; 154 uint8_t sectors; 155 uint16_t cylinders; 156 uint32_t start; 157 }; 158 159 struct linux_hd_big_geometry { 160 uint8_t heads; 161 uint8_t sectors; 162 uint32_t cylinders; 163 uint32_t start; 164 }; 165 166 struct linux_i2c_msg { 167 uint16_t addr; 168 uint16_t flags; 169 uint16_t len; 170 l_uintptr_t buf; 171 }; 172 173 struct linux_i2c_rdwr_data { 174 l_uintptr_t msgs; 175 l_uint nmsgs; 176 }; 177 178 static int 179 linux_ioctl_hdio(struct thread *td, struct linux_ioctl_args *args) 180 { 181 struct file *fp; 182 int error; 183 u_int sectorsize, fwcylinders, fwheads, fwsectors; 184 off_t mediasize, bytespercyl; 185 186 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 187 if (error != 0) 188 return (error); 189 switch (args->cmd & 0xffff) { 190 case LINUX_HDIO_GET_GEO: 191 case LINUX_HDIO_GET_GEO_BIG: 192 error = fo_ioctl(fp, DIOCGMEDIASIZE, 193 (caddr_t)&mediasize, td->td_ucred, td); 194 if (!error) 195 error = fo_ioctl(fp, DIOCGSECTORSIZE, 196 (caddr_t)§orsize, td->td_ucred, td); 197 if (!error) 198 error = fo_ioctl(fp, DIOCGFWHEADS, 199 (caddr_t)&fwheads, td->td_ucred, td); 200 if (!error) 201 error = fo_ioctl(fp, DIOCGFWSECTORS, 202 (caddr_t)&fwsectors, td->td_ucred, td); 203 /* 204 * XXX: DIOCGFIRSTOFFSET is not yet implemented, so 205 * so pretend that GEOM always says 0. This is NOT VALID 206 * for slices or partitions, only the per-disk raw devices. 207 */ 208 209 fdrop(fp, td); 210 if (error) 211 return (error); 212 /* 213 * 1. Calculate the number of bytes in a cylinder, 214 * given the firmware's notion of heads and sectors 215 * per cylinder. 216 * 2. Calculate the number of cylinders, given the total 217 * size of the media. 218 * All internal calculations should have 64-bit precision. 219 */ 220 bytespercyl = (off_t) sectorsize * fwheads * fwsectors; 221 fwcylinders = mediasize / bytespercyl; 222 223 if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO) { 224 struct linux_hd_geometry hdg; 225 226 hdg.cylinders = fwcylinders; 227 hdg.heads = fwheads; 228 hdg.sectors = fwsectors; 229 hdg.start = 0; 230 error = copyout(&hdg, (void *)args->arg, sizeof(hdg)); 231 } else if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO_BIG) { 232 struct linux_hd_big_geometry hdbg; 233 234 memset(&hdbg, 0, sizeof(hdbg)); 235 hdbg.cylinders = fwcylinders; 236 hdbg.heads = fwheads; 237 hdbg.sectors = fwsectors; 238 hdbg.start = 0; 239 error = copyout(&hdbg, (void *)args->arg, sizeof(hdbg)); 240 } 241 return (error); 242 break; 243 default: 244 /* XXX */ 245 linux_msg(td, 246 "%s fd=%d, cmd=0x%x ('%c',%d) is not implemented", 247 __func__, args->fd, args->cmd, 248 (int)(args->cmd & 0xff00) >> 8, 249 (int)(args->cmd & 0xff)); 250 break; 251 } 252 fdrop(fp, td); 253 return (ENOIOCTL); 254 } 255 256 static int 257 linux_ioctl_disk(struct thread *td, struct linux_ioctl_args *args) 258 { 259 struct file *fp; 260 int error; 261 u_int sectorsize, psectorsize; 262 uint64_t blksize64; 263 off_t mediasize, stripesize; 264 265 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 266 if (error != 0) 267 return (error); 268 switch (args->cmd & 0xffff) { 269 case LINUX_BLKGETSIZE: 270 error = fo_ioctl(fp, DIOCGSECTORSIZE, 271 (caddr_t)§orsize, td->td_ucred, td); 272 if (!error) 273 error = fo_ioctl(fp, DIOCGMEDIASIZE, 274 (caddr_t)&mediasize, td->td_ucred, td); 275 fdrop(fp, td); 276 if (error) 277 return (error); 278 sectorsize = mediasize / sectorsize; 279 /* 280 * XXX: How do we know we return the right size of integer ? 281 */ 282 return (copyout(§orsize, (void *)args->arg, 283 sizeof(sectorsize))); 284 break; 285 case LINUX_BLKGETSIZE64: 286 error = fo_ioctl(fp, DIOCGMEDIASIZE, 287 (caddr_t)&mediasize, td->td_ucred, td); 288 fdrop(fp, td); 289 if (error) 290 return (error); 291 blksize64 = mediasize; 292 return (copyout(&blksize64, (void *)args->arg, 293 sizeof(blksize64))); 294 case LINUX_BLKSSZGET: 295 error = fo_ioctl(fp, DIOCGSECTORSIZE, 296 (caddr_t)§orsize, td->td_ucred, td); 297 fdrop(fp, td); 298 if (error) 299 return (error); 300 return (copyout(§orsize, (void *)args->arg, 301 sizeof(sectorsize))); 302 break; 303 case LINUX_BLKPBSZGET: 304 error = fo_ioctl(fp, DIOCGSTRIPESIZE, 305 (caddr_t)&stripesize, td->td_ucred, td); 306 if (error != 0) { 307 fdrop(fp, td); 308 return (error); 309 } 310 if (stripesize > 0 && stripesize <= 4096) { 311 psectorsize = stripesize; 312 } else { 313 error = fo_ioctl(fp, DIOCGSECTORSIZE, 314 (caddr_t)§orsize, td->td_ucred, td); 315 if (error != 0) { 316 fdrop(fp, td); 317 return (error); 318 } 319 psectorsize = sectorsize; 320 } 321 fdrop(fp, td); 322 return (copyout(&psectorsize, (void *)args->arg, 323 sizeof(psectorsize))); 324 } 325 fdrop(fp, td); 326 return (ENOIOCTL); 327 } 328 329 /* 330 * termio related ioctls 331 */ 332 333 struct linux_termio { 334 unsigned short c_iflag; 335 unsigned short c_oflag; 336 unsigned short c_cflag; 337 unsigned short c_lflag; 338 unsigned char c_line; 339 unsigned char c_cc[LINUX_NCC]; 340 }; 341 342 struct linux_termios { 343 unsigned int c_iflag; 344 unsigned int c_oflag; 345 unsigned int c_cflag; 346 unsigned int c_lflag; 347 unsigned char c_line; 348 unsigned char c_cc[LINUX_NCCS]; 349 }; 350 351 struct linux_termios2 { 352 unsigned int c_iflag; 353 unsigned int c_oflag; 354 unsigned int c_cflag; 355 unsigned int c_lflag; 356 unsigned char c_line; 357 unsigned char c_cc[LINUX_NCCS]; 358 unsigned int c_ispeed; 359 unsigned int c_ospeed; 360 }; 361 362 struct linux_winsize { 363 unsigned short ws_row, ws_col; 364 unsigned short ws_xpixel, ws_ypixel; 365 }; 366 367 struct speedtab { 368 int sp_speed; /* Speed. */ 369 int sp_code; /* Code. */ 370 }; 371 372 static struct speedtab sptab[] = { 373 { B0, LINUX_B0 }, { B50, LINUX_B50 }, 374 { B75, LINUX_B75 }, { B110, LINUX_B110 }, 375 { B134, LINUX_B134 }, { B150, LINUX_B150 }, 376 { B200, LINUX_B200 }, { B300, LINUX_B300 }, 377 { B600, LINUX_B600 }, { B1200, LINUX_B1200 }, 378 { B1800, LINUX_B1800 }, { B2400, LINUX_B2400 }, 379 { B4800, LINUX_B4800 }, { B9600, LINUX_B9600 }, 380 { B19200, LINUX_B19200 }, { B38400, LINUX_B38400 }, 381 { B57600, LINUX_B57600 }, { B115200, LINUX_B115200 }, 382 {-1, -1 } 383 }; 384 385 struct linux_serial_struct { 386 int type; 387 int line; 388 int port; 389 int irq; 390 int flags; 391 int xmit_fifo_size; 392 int custom_divisor; 393 int baud_base; 394 unsigned short close_delay; 395 char reserved_char[2]; 396 int hub6; 397 unsigned short closing_wait; 398 unsigned short closing_wait2; 399 int reserved[4]; 400 }; 401 402 static int 403 linux_to_bsd_speed(int code, struct speedtab *table) 404 { 405 for ( ; table->sp_code != -1; table++) 406 if (table->sp_code == code) 407 return (table->sp_speed); 408 return (-1); 409 } 410 411 static int 412 bsd_to_linux_speed(int speed, struct speedtab *table) 413 { 414 for ( ; table->sp_speed != -1; table++) 415 if (table->sp_speed == speed) 416 return (table->sp_code); 417 return (LINUX_BOTHER); 418 } 419 420 static void 421 bsd_to_linux_termios(struct termios *bios, struct linux_termios *lios) 422 { 423 int i; 424 425 lios->c_iflag = 0; 426 if (bios->c_iflag & IGNBRK) 427 lios->c_iflag |= LINUX_IGNBRK; 428 if (bios->c_iflag & BRKINT) 429 lios->c_iflag |= LINUX_BRKINT; 430 if (bios->c_iflag & IGNPAR) 431 lios->c_iflag |= LINUX_IGNPAR; 432 if (bios->c_iflag & PARMRK) 433 lios->c_iflag |= LINUX_PARMRK; 434 if (bios->c_iflag & INPCK) 435 lios->c_iflag |= LINUX_INPCK; 436 if (bios->c_iflag & ISTRIP) 437 lios->c_iflag |= LINUX_ISTRIP; 438 if (bios->c_iflag & INLCR) 439 lios->c_iflag |= LINUX_INLCR; 440 if (bios->c_iflag & IGNCR) 441 lios->c_iflag |= LINUX_IGNCR; 442 if (bios->c_iflag & ICRNL) 443 lios->c_iflag |= LINUX_ICRNL; 444 if (bios->c_iflag & IXON) 445 lios->c_iflag |= LINUX_IXON; 446 if (bios->c_iflag & IXANY) 447 lios->c_iflag |= LINUX_IXANY; 448 if (bios->c_iflag & IXOFF) 449 lios->c_iflag |= LINUX_IXOFF; 450 if (bios->c_iflag & IMAXBEL) 451 lios->c_iflag |= LINUX_IMAXBEL; 452 if (bios->c_iflag & IUTF8) 453 lios->c_iflag |= LINUX_IUTF8; 454 455 lios->c_oflag = 0; 456 if (bios->c_oflag & OPOST) 457 lios->c_oflag |= LINUX_OPOST; 458 if (bios->c_oflag & ONLCR) 459 lios->c_oflag |= LINUX_ONLCR; 460 if (bios->c_oflag & TAB3) 461 lios->c_oflag |= LINUX_XTABS; 462 463 lios->c_cflag = bsd_to_linux_speed(bios->c_ispeed, sptab); 464 lios->c_cflag |= (bios->c_cflag & CSIZE) >> 4; 465 if (bios->c_cflag & CSTOPB) 466 lios->c_cflag |= LINUX_CSTOPB; 467 if (bios->c_cflag & CREAD) 468 lios->c_cflag |= LINUX_CREAD; 469 if (bios->c_cflag & PARENB) 470 lios->c_cflag |= LINUX_PARENB; 471 if (bios->c_cflag & PARODD) 472 lios->c_cflag |= LINUX_PARODD; 473 if (bios->c_cflag & HUPCL) 474 lios->c_cflag |= LINUX_HUPCL; 475 if (bios->c_cflag & CLOCAL) 476 lios->c_cflag |= LINUX_CLOCAL; 477 if (bios->c_cflag & CRTSCTS) 478 lios->c_cflag |= LINUX_CRTSCTS; 479 480 lios->c_lflag = 0; 481 if (bios->c_lflag & ISIG) 482 lios->c_lflag |= LINUX_ISIG; 483 if (bios->c_lflag & ICANON) 484 lios->c_lflag |= LINUX_ICANON; 485 if (bios->c_lflag & ECHO) 486 lios->c_lflag |= LINUX_ECHO; 487 if (bios->c_lflag & ECHOE) 488 lios->c_lflag |= LINUX_ECHOE; 489 if (bios->c_lflag & ECHOK) 490 lios->c_lflag |= LINUX_ECHOK; 491 if (bios->c_lflag & ECHONL) 492 lios->c_lflag |= LINUX_ECHONL; 493 if (bios->c_lflag & NOFLSH) 494 lios->c_lflag |= LINUX_NOFLSH; 495 if (bios->c_lflag & TOSTOP) 496 lios->c_lflag |= LINUX_TOSTOP; 497 if (bios->c_lflag & ECHOCTL) 498 lios->c_lflag |= LINUX_ECHOCTL; 499 if (bios->c_lflag & ECHOPRT) 500 lios->c_lflag |= LINUX_ECHOPRT; 501 if (bios->c_lflag & ECHOKE) 502 lios->c_lflag |= LINUX_ECHOKE; 503 if (bios->c_lflag & FLUSHO) 504 lios->c_lflag |= LINUX_FLUSHO; 505 if (bios->c_lflag & PENDIN) 506 lios->c_lflag |= LINUX_PENDIN; 507 if (bios->c_lflag & IEXTEN) 508 lios->c_lflag |= LINUX_IEXTEN; 509 510 for (i=0; i<LINUX_NCCS; i++) 511 lios->c_cc[i] = LINUX_POSIX_VDISABLE; 512 lios->c_cc[LINUX_VINTR] = bios->c_cc[VINTR]; 513 lios->c_cc[LINUX_VQUIT] = bios->c_cc[VQUIT]; 514 lios->c_cc[LINUX_VERASE] = bios->c_cc[VERASE]; 515 lios->c_cc[LINUX_VKILL] = bios->c_cc[VKILL]; 516 lios->c_cc[LINUX_VEOF] = bios->c_cc[VEOF]; 517 lios->c_cc[LINUX_VEOL] = bios->c_cc[VEOL]; 518 lios->c_cc[LINUX_VMIN] = bios->c_cc[VMIN]; 519 lios->c_cc[LINUX_VTIME] = bios->c_cc[VTIME]; 520 lios->c_cc[LINUX_VEOL2] = bios->c_cc[VEOL2]; 521 lios->c_cc[LINUX_VSUSP] = bios->c_cc[VSUSP]; 522 lios->c_cc[LINUX_VSTART] = bios->c_cc[VSTART]; 523 lios->c_cc[LINUX_VSTOP] = bios->c_cc[VSTOP]; 524 lios->c_cc[LINUX_VREPRINT] = bios->c_cc[VREPRINT]; 525 lios->c_cc[LINUX_VDISCARD] = bios->c_cc[VDISCARD]; 526 lios->c_cc[LINUX_VWERASE] = bios->c_cc[VWERASE]; 527 lios->c_cc[LINUX_VLNEXT] = bios->c_cc[VLNEXT]; 528 if (linux_preserve_vstatus) 529 lios->c_cc[LINUX_VSTATUS] = bios->c_cc[VSTATUS]; 530 531 for (i=0; i<LINUX_NCCS; i++) { 532 if (i != LINUX_VMIN && i != LINUX_VTIME && 533 lios->c_cc[i] == _POSIX_VDISABLE) 534 lios->c_cc[i] = LINUX_POSIX_VDISABLE; 535 } 536 lios->c_line = 0; 537 } 538 539 static void 540 bsd_to_linux_termios2(struct termios *bios, struct linux_termios2 *lios2) 541 { 542 bsd_to_linux_termios(bios, (struct linux_termios *)lios2); 543 lios2->c_ospeed = bios->c_ospeed; 544 lios2->c_ispeed = bios->c_ispeed; 545 } 546 547 static void 548 linux_to_bsd_termios(struct linux_termios *lios, struct termios *bios) 549 { 550 int i; 551 552 bios->c_iflag = 0; 553 if (lios->c_iflag & LINUX_IGNBRK) 554 bios->c_iflag |= IGNBRK; 555 if (lios->c_iflag & LINUX_BRKINT) 556 bios->c_iflag |= BRKINT; 557 if (lios->c_iflag & LINUX_IGNPAR) 558 bios->c_iflag |= IGNPAR; 559 if (lios->c_iflag & LINUX_PARMRK) 560 bios->c_iflag |= PARMRK; 561 if (lios->c_iflag & LINUX_INPCK) 562 bios->c_iflag |= INPCK; 563 if (lios->c_iflag & LINUX_ISTRIP) 564 bios->c_iflag |= ISTRIP; 565 if (lios->c_iflag & LINUX_INLCR) 566 bios->c_iflag |= INLCR; 567 if (lios->c_iflag & LINUX_IGNCR) 568 bios->c_iflag |= IGNCR; 569 if (lios->c_iflag & LINUX_ICRNL) 570 bios->c_iflag |= ICRNL; 571 if (lios->c_iflag & LINUX_IXON) 572 bios->c_iflag |= IXON; 573 if (lios->c_iflag & LINUX_IXANY) 574 bios->c_iflag |= IXANY; 575 if (lios->c_iflag & LINUX_IXOFF) 576 bios->c_iflag |= IXOFF; 577 if (lios->c_iflag & LINUX_IMAXBEL) 578 bios->c_iflag |= IMAXBEL; 579 if (lios->c_iflag & LINUX_IUTF8) 580 bios->c_iflag |= IUTF8; 581 582 bios->c_oflag = 0; 583 if (lios->c_oflag & LINUX_OPOST) 584 bios->c_oflag |= OPOST; 585 if (lios->c_oflag & LINUX_ONLCR) 586 bios->c_oflag |= ONLCR; 587 if (lios->c_oflag & LINUX_XTABS) 588 bios->c_oflag |= TAB3; 589 590 bios->c_cflag = (lios->c_cflag & LINUX_CSIZE) << 4; 591 if (lios->c_cflag & LINUX_CSTOPB) 592 bios->c_cflag |= CSTOPB; 593 if (lios->c_cflag & LINUX_CREAD) 594 bios->c_cflag |= CREAD; 595 if (lios->c_cflag & LINUX_PARENB) 596 bios->c_cflag |= PARENB; 597 if (lios->c_cflag & LINUX_PARODD) 598 bios->c_cflag |= PARODD; 599 if (lios->c_cflag & LINUX_HUPCL) 600 bios->c_cflag |= HUPCL; 601 if (lios->c_cflag & LINUX_CLOCAL) 602 bios->c_cflag |= CLOCAL; 603 if (lios->c_cflag & LINUX_CRTSCTS) 604 bios->c_cflag |= CRTSCTS; 605 606 bios->c_lflag = 0; 607 if (lios->c_lflag & LINUX_ISIG) 608 bios->c_lflag |= ISIG; 609 if (lios->c_lflag & LINUX_ICANON) 610 bios->c_lflag |= ICANON; 611 if (lios->c_lflag & LINUX_ECHO) 612 bios->c_lflag |= ECHO; 613 if (lios->c_lflag & LINUX_ECHOE) 614 bios->c_lflag |= ECHOE; 615 if (lios->c_lflag & LINUX_ECHOK) 616 bios->c_lflag |= ECHOK; 617 if (lios->c_lflag & LINUX_ECHONL) 618 bios->c_lflag |= ECHONL; 619 if (lios->c_lflag & LINUX_NOFLSH) 620 bios->c_lflag |= NOFLSH; 621 if (lios->c_lflag & LINUX_TOSTOP) 622 bios->c_lflag |= TOSTOP; 623 if (lios->c_lflag & LINUX_ECHOCTL) 624 bios->c_lflag |= ECHOCTL; 625 if (lios->c_lflag & LINUX_ECHOPRT) 626 bios->c_lflag |= ECHOPRT; 627 if (lios->c_lflag & LINUX_ECHOKE) 628 bios->c_lflag |= ECHOKE; 629 if (lios->c_lflag & LINUX_FLUSHO) 630 bios->c_lflag |= FLUSHO; 631 if (lios->c_lflag & LINUX_PENDIN) 632 bios->c_lflag |= PENDIN; 633 if (lios->c_lflag & LINUX_IEXTEN) 634 bios->c_lflag |= IEXTEN; 635 636 for (i=0; i<NCCS; i++) 637 bios->c_cc[i] = _POSIX_VDISABLE; 638 bios->c_cc[VINTR] = lios->c_cc[LINUX_VINTR]; 639 bios->c_cc[VQUIT] = lios->c_cc[LINUX_VQUIT]; 640 bios->c_cc[VERASE] = lios->c_cc[LINUX_VERASE]; 641 bios->c_cc[VKILL] = lios->c_cc[LINUX_VKILL]; 642 bios->c_cc[VEOF] = lios->c_cc[LINUX_VEOF]; 643 bios->c_cc[VEOL] = lios->c_cc[LINUX_VEOL]; 644 bios->c_cc[VMIN] = lios->c_cc[LINUX_VMIN]; 645 bios->c_cc[VTIME] = lios->c_cc[LINUX_VTIME]; 646 bios->c_cc[VEOL2] = lios->c_cc[LINUX_VEOL2]; 647 bios->c_cc[VSUSP] = lios->c_cc[LINUX_VSUSP]; 648 bios->c_cc[VSTART] = lios->c_cc[LINUX_VSTART]; 649 bios->c_cc[VSTOP] = lios->c_cc[LINUX_VSTOP]; 650 bios->c_cc[VREPRINT] = lios->c_cc[LINUX_VREPRINT]; 651 bios->c_cc[VDISCARD] = lios->c_cc[LINUX_VDISCARD]; 652 bios->c_cc[VWERASE] = lios->c_cc[LINUX_VWERASE]; 653 bios->c_cc[VLNEXT] = lios->c_cc[LINUX_VLNEXT]; 654 if (linux_preserve_vstatus) 655 bios->c_cc[VSTATUS] = lios->c_cc[LINUX_VSTATUS]; 656 657 for (i=0; i<NCCS; i++) { 658 if (i != VMIN && i != VTIME && 659 bios->c_cc[i] == LINUX_POSIX_VDISABLE) 660 bios->c_cc[i] = _POSIX_VDISABLE; 661 } 662 663 bios->c_ispeed = bios->c_ospeed = 664 linux_to_bsd_speed(lios->c_cflag & LINUX_CBAUD, sptab); 665 } 666 667 static void 668 linux_to_bsd_termios2(struct linux_termios2 *lios2, struct termios *bios) 669 { 670 linux_to_bsd_termios((struct linux_termios *)lios2, bios); 671 if ((lios2->c_cflag & LINUX_CBAUD) == LINUX_BOTHER) 672 bios->c_ospeed = lios2->c_ospeed; 673 if ((lios2->c_cflag & LINUX_CIBAUD) == LINUX_BOTHER << LINUX_IBSHIFT) 674 bios->c_ispeed = lios2->c_ispeed; 675 } 676 677 static void 678 bsd_to_linux_termio(struct termios *bios, struct linux_termio *lio) 679 { 680 struct linux_termios lios; 681 682 memset(lio, 0, sizeof(*lio)); 683 bsd_to_linux_termios(bios, &lios); 684 lio->c_iflag = lios.c_iflag; 685 lio->c_oflag = lios.c_oflag; 686 lio->c_cflag = lios.c_cflag; 687 lio->c_lflag = lios.c_lflag; 688 lio->c_line = lios.c_line; 689 memcpy(lio->c_cc, lios.c_cc, LINUX_NCC); 690 } 691 692 static void 693 linux_to_bsd_termio(struct linux_termio *lio, struct termios *bios) 694 { 695 struct linux_termios lios; 696 int i; 697 698 lios.c_iflag = lio->c_iflag; 699 lios.c_oflag = lio->c_oflag; 700 lios.c_cflag = lio->c_cflag; 701 lios.c_lflag = lio->c_lflag; 702 for (i=LINUX_NCC; i<LINUX_NCCS; i++) 703 lios.c_cc[i] = LINUX_POSIX_VDISABLE; 704 memcpy(lios.c_cc, lio->c_cc, LINUX_NCC); 705 linux_to_bsd_termios(&lios, bios); 706 } 707 708 static int 709 linux_ioctl_termio(struct thread *td, struct linux_ioctl_args *args) 710 { 711 struct termios bios; 712 struct linux_termios lios; 713 struct linux_termios2 lios2; 714 struct linux_termio lio; 715 struct file *fp; 716 int error; 717 718 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 719 if (error != 0) 720 return (error); 721 722 switch (args->cmd & 0xffff) { 723 case LINUX_TCGETS: 724 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred, 725 td); 726 if (error) 727 break; 728 bsd_to_linux_termios(&bios, &lios); 729 error = copyout(&lios, (void *)args->arg, sizeof(lios)); 730 break; 731 732 case LINUX_TCSETS: 733 error = copyin((void *)args->arg, &lios, sizeof(lios)); 734 if (error) 735 break; 736 linux_to_bsd_termios(&lios, &bios); 737 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred, 738 td)); 739 break; 740 741 case LINUX_TCSETSW: 742 error = copyin((void *)args->arg, &lios, sizeof(lios)); 743 if (error) 744 break; 745 linux_to_bsd_termios(&lios, &bios); 746 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred, 747 td)); 748 break; 749 750 case LINUX_TCSETSF: 751 error = copyin((void *)args->arg, &lios, sizeof(lios)); 752 if (error) 753 break; 754 linux_to_bsd_termios(&lios, &bios); 755 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred, 756 td)); 757 break; 758 759 case LINUX_TCGETA: 760 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred, 761 td); 762 if (error) 763 break; 764 bsd_to_linux_termio(&bios, &lio); 765 error = (copyout(&lio, (void *)args->arg, sizeof(lio))); 766 break; 767 768 case LINUX_TCSETA: 769 error = copyin((void *)args->arg, &lio, sizeof(lio)); 770 if (error) 771 break; 772 linux_to_bsd_termio(&lio, &bios); 773 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred, 774 td)); 775 break; 776 777 case LINUX_TCSETAW: 778 error = copyin((void *)args->arg, &lio, sizeof(lio)); 779 if (error) 780 break; 781 linux_to_bsd_termio(&lio, &bios); 782 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred, 783 td)); 784 break; 785 786 case LINUX_TCSETAF: 787 error = copyin((void *)args->arg, &lio, sizeof(lio)); 788 if (error) 789 break; 790 linux_to_bsd_termio(&lio, &bios); 791 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred, 792 td)); 793 break; 794 795 case LINUX_TCSBRK: 796 if (args->arg != 0) { 797 error = (fo_ioctl(fp, TIOCDRAIN, (caddr_t)&bios, td->td_ucred, 798 td)); 799 } else { 800 linux_msg(td, "ioctl TCSBRK arg 0 not implemented"); 801 error = ENOIOCTL; 802 } 803 break; 804 805 case LINUX_TCXONC: { 806 switch (args->arg) { 807 case LINUX_TCOOFF: 808 args->cmd = TIOCSTOP; 809 break; 810 case LINUX_TCOON: 811 args->cmd = TIOCSTART; 812 break; 813 case LINUX_TCIOFF: 814 case LINUX_TCION: { 815 int c; 816 struct write_args wr; 817 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, 818 td->td_ucred, td); 819 if (error) 820 break; 821 fdrop(fp, td); 822 c = (args->arg == LINUX_TCIOFF) ? VSTOP : VSTART; 823 c = bios.c_cc[c]; 824 if (c != _POSIX_VDISABLE) { 825 wr.fd = args->fd; 826 wr.buf = &c; 827 wr.nbyte = sizeof(c); 828 return (sys_write(td, &wr)); 829 } else 830 return (0); 831 } 832 default: 833 fdrop(fp, td); 834 return (EINVAL); 835 } 836 args->arg = 0; 837 error = (sys_ioctl(td, (struct ioctl_args *)args)); 838 break; 839 } 840 841 case LINUX_TCFLSH: { 842 int val; 843 switch (args->arg) { 844 case LINUX_TCIFLUSH: 845 val = FREAD; 846 break; 847 case LINUX_TCOFLUSH: 848 val = FWRITE; 849 break; 850 case LINUX_TCIOFLUSH: 851 val = FREAD | FWRITE; 852 break; 853 default: 854 fdrop(fp, td); 855 return (EINVAL); 856 } 857 error = (fo_ioctl(fp,TIOCFLUSH,(caddr_t)&val,td->td_ucred,td)); 858 break; 859 } 860 861 case LINUX_TIOCEXCL: 862 args->cmd = TIOCEXCL; 863 error = (sys_ioctl(td, (struct ioctl_args *)args)); 864 break; 865 866 case LINUX_TIOCNXCL: 867 args->cmd = TIOCNXCL; 868 error = (sys_ioctl(td, (struct ioctl_args *)args)); 869 break; 870 871 case LINUX_TIOCSCTTY: 872 args->cmd = TIOCSCTTY; 873 error = (sys_ioctl(td, (struct ioctl_args *)args)); 874 break; 875 876 case LINUX_TIOCGPGRP: 877 args->cmd = TIOCGPGRP; 878 error = (sys_ioctl(td, (struct ioctl_args *)args)); 879 break; 880 881 case LINUX_TIOCSPGRP: 882 args->cmd = TIOCSPGRP; 883 error = (sys_ioctl(td, (struct ioctl_args *)args)); 884 break; 885 886 /* LINUX_TIOCOUTQ */ 887 /* LINUX_TIOCSTI */ 888 889 case LINUX_TIOCGWINSZ: 890 args->cmd = TIOCGWINSZ; 891 error = (sys_ioctl(td, (struct ioctl_args *)args)); 892 break; 893 894 case LINUX_TIOCSWINSZ: 895 args->cmd = TIOCSWINSZ; 896 error = (sys_ioctl(td, (struct ioctl_args *)args)); 897 break; 898 899 case LINUX_TIOCMGET: 900 args->cmd = TIOCMGET; 901 error = (sys_ioctl(td, (struct ioctl_args *)args)); 902 break; 903 904 case LINUX_TIOCMBIS: 905 args->cmd = TIOCMBIS; 906 error = (sys_ioctl(td, (struct ioctl_args *)args)); 907 break; 908 909 case LINUX_TIOCMBIC: 910 args->cmd = TIOCMBIC; 911 error = (sys_ioctl(td, (struct ioctl_args *)args)); 912 break; 913 914 case LINUX_TIOCMSET: 915 args->cmd = TIOCMSET; 916 error = (sys_ioctl(td, (struct ioctl_args *)args)); 917 break; 918 919 /* TIOCGSOFTCAR */ 920 /* TIOCSSOFTCAR */ 921 922 case LINUX_FIONREAD: /* LINUX_TIOCINQ */ 923 args->cmd = FIONREAD; 924 error = (sys_ioctl(td, (struct ioctl_args *)args)); 925 break; 926 927 /* LINUX_TIOCLINUX */ 928 929 case LINUX_TIOCCONS: 930 args->cmd = TIOCCONS; 931 error = (sys_ioctl(td, (struct ioctl_args *)args)); 932 break; 933 934 case LINUX_TIOCGSERIAL: { 935 struct linux_serial_struct lss; 936 937 bzero(&lss, sizeof(lss)); 938 lss.type = LINUX_PORT_16550A; 939 lss.flags = 0; 940 lss.close_delay = 0; 941 error = copyout(&lss, (void *)args->arg, sizeof(lss)); 942 break; 943 } 944 945 case LINUX_TIOCSSERIAL: { 946 struct linux_serial_struct lss; 947 error = copyin((void *)args->arg, &lss, sizeof(lss)); 948 if (error) 949 break; 950 /* XXX - It really helps to have an implementation that 951 * does nothing. NOT! 952 */ 953 error = 0; 954 break; 955 } 956 957 case LINUX_TIOCPKT: 958 args->cmd = TIOCPKT; 959 error = (sys_ioctl(td, (struct ioctl_args *)args)); 960 break; 961 962 case LINUX_FIONBIO: 963 args->cmd = FIONBIO; 964 error = (sys_ioctl(td, (struct ioctl_args *)args)); 965 break; 966 967 case LINUX_TIOCNOTTY: 968 args->cmd = TIOCNOTTY; 969 error = (sys_ioctl(td, (struct ioctl_args *)args)); 970 break; 971 972 case LINUX_TIOCSETD: { 973 int line; 974 switch (args->arg) { 975 case LINUX_N_TTY: 976 line = TTYDISC; 977 break; 978 case LINUX_N_SLIP: 979 line = SLIPDISC; 980 break; 981 case LINUX_N_PPP: 982 line = PPPDISC; 983 break; 984 default: 985 fdrop(fp, td); 986 return (EINVAL); 987 } 988 error = (fo_ioctl(fp, TIOCSETD, (caddr_t)&line, td->td_ucred, 989 td)); 990 break; 991 } 992 993 case LINUX_TIOCGETD: { 994 int linux_line; 995 int bsd_line = TTYDISC; 996 error = fo_ioctl(fp, TIOCGETD, (caddr_t)&bsd_line, 997 td->td_ucred, td); 998 if (error) 999 break; 1000 switch (bsd_line) { 1001 case TTYDISC: 1002 linux_line = LINUX_N_TTY; 1003 break; 1004 case SLIPDISC: 1005 linux_line = LINUX_N_SLIP; 1006 break; 1007 case PPPDISC: 1008 linux_line = LINUX_N_PPP; 1009 break; 1010 default: 1011 fdrop(fp, td); 1012 return (EINVAL); 1013 } 1014 error = (copyout(&linux_line, (void *)args->arg, sizeof(int))); 1015 break; 1016 } 1017 1018 /* LINUX_TCSBRKP */ 1019 /* LINUX_TIOCTTYGSTRUCT */ 1020 1021 case LINUX_FIONCLEX: 1022 args->cmd = FIONCLEX; 1023 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1024 break; 1025 1026 case LINUX_FIOCLEX: 1027 args->cmd = FIOCLEX; 1028 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1029 break; 1030 1031 case LINUX_FIOASYNC: 1032 args->cmd = FIOASYNC; 1033 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1034 break; 1035 1036 /* LINUX_TIOCSERCONFIG */ 1037 /* LINUX_TIOCSERGWILD */ 1038 /* LINUX_TIOCSERSWILD */ 1039 /* LINUX_TIOCGLCKTRMIOS */ 1040 /* LINUX_TIOCSLCKTRMIOS */ 1041 1042 case LINUX_TIOCSBRK: 1043 args->cmd = TIOCSBRK; 1044 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1045 break; 1046 1047 case LINUX_TIOCCBRK: 1048 args->cmd = TIOCCBRK; 1049 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1050 break; 1051 1052 case LINUX_TCGETS2: 1053 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred, 1054 td); 1055 if (error) 1056 break; 1057 bsd_to_linux_termios2(&bios, &lios2); 1058 error = copyout(&lios2, (void *)args->arg, sizeof(lios2)); 1059 break; 1060 1061 case LINUX_TCSETS2: 1062 error = copyin((void *)args->arg, &lios2, sizeof(lios2)); 1063 if (error) 1064 break; 1065 linux_to_bsd_termios2(&lios2, &bios); 1066 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred, 1067 td)); 1068 break; 1069 1070 case LINUX_TCSETSW2: 1071 error = copyin((void *)args->arg, &lios2, sizeof(lios2)); 1072 if (error) 1073 break; 1074 linux_to_bsd_termios2(&lios2, &bios); 1075 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred, 1076 td)); 1077 break; 1078 1079 case LINUX_TCSETSF2: 1080 error = copyin((void *)args->arg, &lios2, sizeof(lios2)); 1081 if (error) 1082 break; 1083 linux_to_bsd_termios2(&lios2, &bios); 1084 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred, 1085 td)); 1086 break; 1087 1088 case LINUX_TIOCGPTN: { 1089 int nb; 1090 1091 error = fo_ioctl(fp, TIOCGPTN, (caddr_t)&nb, td->td_ucred, td); 1092 if (!error) 1093 error = copyout(&nb, (void *)args->arg, 1094 sizeof(int)); 1095 break; 1096 } 1097 case LINUX_TIOCGPTPEER: 1098 linux_msg(td, "unsupported ioctl TIOCGPTPEER"); 1099 error = ENOIOCTL; 1100 break; 1101 case LINUX_TIOCSPTLCK: 1102 /* 1103 * Our unlockpt() does nothing. Check that fd refers 1104 * to a pseudo-terminal master device. 1105 */ 1106 args->cmd = TIOCPTMASTER; 1107 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1108 break; 1109 default: 1110 error = ENOIOCTL; 1111 break; 1112 } 1113 1114 fdrop(fp, td); 1115 return (error); 1116 } 1117 1118 /* 1119 * CDROM related ioctls 1120 */ 1121 1122 struct linux_cdrom_msf 1123 { 1124 u_char cdmsf_min0; 1125 u_char cdmsf_sec0; 1126 u_char cdmsf_frame0; 1127 u_char cdmsf_min1; 1128 u_char cdmsf_sec1; 1129 u_char cdmsf_frame1; 1130 }; 1131 1132 struct linux_cdrom_tochdr 1133 { 1134 u_char cdth_trk0; 1135 u_char cdth_trk1; 1136 }; 1137 1138 union linux_cdrom_addr 1139 { 1140 struct { 1141 u_char minute; 1142 u_char second; 1143 u_char frame; 1144 } msf; 1145 int lba; 1146 }; 1147 1148 struct linux_cdrom_tocentry 1149 { 1150 u_char cdte_track; 1151 u_char cdte_adr:4; 1152 u_char cdte_ctrl:4; 1153 u_char cdte_format; 1154 union linux_cdrom_addr cdte_addr; 1155 u_char cdte_datamode; 1156 }; 1157 1158 struct linux_cdrom_subchnl 1159 { 1160 u_char cdsc_format; 1161 u_char cdsc_audiostatus; 1162 u_char cdsc_adr:4; 1163 u_char cdsc_ctrl:4; 1164 u_char cdsc_trk; 1165 u_char cdsc_ind; 1166 union linux_cdrom_addr cdsc_absaddr; 1167 union linux_cdrom_addr cdsc_reladdr; 1168 }; 1169 1170 struct l_cdrom_read_audio { 1171 union linux_cdrom_addr addr; 1172 u_char addr_format; 1173 l_int nframes; 1174 u_char *buf; 1175 }; 1176 1177 struct l_dvd_layer { 1178 u_char book_version:4; 1179 u_char book_type:4; 1180 u_char min_rate:4; 1181 u_char disc_size:4; 1182 u_char layer_type:4; 1183 u_char track_path:1; 1184 u_char nlayers:2; 1185 u_char track_density:4; 1186 u_char linear_density:4; 1187 u_char bca:1; 1188 uint32_t start_sector; 1189 uint32_t end_sector; 1190 uint32_t end_sector_l0; 1191 }; 1192 1193 struct l_dvd_physical { 1194 u_char type; 1195 u_char layer_num; 1196 struct l_dvd_layer layer[4]; 1197 }; 1198 1199 struct l_dvd_copyright { 1200 u_char type; 1201 u_char layer_num; 1202 u_char cpst; 1203 u_char rmi; 1204 }; 1205 1206 struct l_dvd_disckey { 1207 u_char type; 1208 l_uint agid:2; 1209 u_char value[2048]; 1210 }; 1211 1212 struct l_dvd_bca { 1213 u_char type; 1214 l_int len; 1215 u_char value[188]; 1216 }; 1217 1218 struct l_dvd_manufact { 1219 u_char type; 1220 u_char layer_num; 1221 l_int len; 1222 u_char value[2048]; 1223 }; 1224 1225 typedef union { 1226 u_char type; 1227 struct l_dvd_physical physical; 1228 struct l_dvd_copyright copyright; 1229 struct l_dvd_disckey disckey; 1230 struct l_dvd_bca bca; 1231 struct l_dvd_manufact manufact; 1232 } l_dvd_struct; 1233 1234 typedef u_char l_dvd_key[5]; 1235 typedef u_char l_dvd_challenge[10]; 1236 1237 struct l_dvd_lu_send_agid { 1238 u_char type; 1239 l_uint agid:2; 1240 }; 1241 1242 struct l_dvd_host_send_challenge { 1243 u_char type; 1244 l_uint agid:2; 1245 l_dvd_challenge chal; 1246 }; 1247 1248 struct l_dvd_send_key { 1249 u_char type; 1250 l_uint agid:2; 1251 l_dvd_key key; 1252 }; 1253 1254 struct l_dvd_lu_send_challenge { 1255 u_char type; 1256 l_uint agid:2; 1257 l_dvd_challenge chal; 1258 }; 1259 1260 struct l_dvd_lu_send_title_key { 1261 u_char type; 1262 l_uint agid:2; 1263 l_dvd_key title_key; 1264 l_int lba; 1265 l_uint cpm:1; 1266 l_uint cp_sec:1; 1267 l_uint cgms:2; 1268 }; 1269 1270 struct l_dvd_lu_send_asf { 1271 u_char type; 1272 l_uint agid:2; 1273 l_uint asf:1; 1274 }; 1275 1276 struct l_dvd_host_send_rpcstate { 1277 u_char type; 1278 u_char pdrc; 1279 }; 1280 1281 struct l_dvd_lu_send_rpcstate { 1282 u_char type:2; 1283 u_char vra:3; 1284 u_char ucca:3; 1285 u_char region_mask; 1286 u_char rpc_scheme; 1287 }; 1288 1289 typedef union { 1290 u_char type; 1291 struct l_dvd_lu_send_agid lsa; 1292 struct l_dvd_host_send_challenge hsc; 1293 struct l_dvd_send_key lsk; 1294 struct l_dvd_lu_send_challenge lsc; 1295 struct l_dvd_send_key hsk; 1296 struct l_dvd_lu_send_title_key lstk; 1297 struct l_dvd_lu_send_asf lsasf; 1298 struct l_dvd_host_send_rpcstate hrpcs; 1299 struct l_dvd_lu_send_rpcstate lrpcs; 1300 } l_dvd_authinfo; 1301 1302 static void 1303 bsd_to_linux_msf_lba(u_char af, union msf_lba *bp, union linux_cdrom_addr *lp) 1304 { 1305 if (af == CD_LBA_FORMAT) 1306 lp->lba = bp->lba; 1307 else { 1308 lp->msf.minute = bp->msf.minute; 1309 lp->msf.second = bp->msf.second; 1310 lp->msf.frame = bp->msf.frame; 1311 } 1312 } 1313 1314 static void 1315 set_linux_cdrom_addr(union linux_cdrom_addr *addr, int format, int lba) 1316 { 1317 if (format == LINUX_CDROM_MSF) { 1318 addr->msf.frame = lba % 75; 1319 lba /= 75; 1320 lba += 2; 1321 addr->msf.second = lba % 60; 1322 addr->msf.minute = lba / 60; 1323 } else 1324 addr->lba = lba; 1325 } 1326 1327 static int 1328 linux_to_bsd_dvd_struct(l_dvd_struct *lp, struct dvd_struct *bp) 1329 { 1330 bp->format = lp->type; 1331 switch (bp->format) { 1332 case DVD_STRUCT_PHYSICAL: 1333 if (bp->layer_num >= 4) 1334 return (EINVAL); 1335 bp->layer_num = lp->physical.layer_num; 1336 break; 1337 case DVD_STRUCT_COPYRIGHT: 1338 bp->layer_num = lp->copyright.layer_num; 1339 break; 1340 case DVD_STRUCT_DISCKEY: 1341 bp->agid = lp->disckey.agid; 1342 break; 1343 case DVD_STRUCT_BCA: 1344 case DVD_STRUCT_MANUFACT: 1345 break; 1346 default: 1347 return (EINVAL); 1348 } 1349 return (0); 1350 } 1351 1352 static int 1353 bsd_to_linux_dvd_struct(struct dvd_struct *bp, l_dvd_struct *lp) 1354 { 1355 switch (bp->format) { 1356 case DVD_STRUCT_PHYSICAL: { 1357 struct dvd_layer *blp = (struct dvd_layer *)bp->data; 1358 struct l_dvd_layer *llp = &lp->physical.layer[bp->layer_num]; 1359 memset(llp, 0, sizeof(*llp)); 1360 llp->book_version = blp->book_version; 1361 llp->book_type = blp->book_type; 1362 llp->min_rate = blp->max_rate; 1363 llp->disc_size = blp->disc_size; 1364 llp->layer_type = blp->layer_type; 1365 llp->track_path = blp->track_path; 1366 llp->nlayers = blp->nlayers; 1367 llp->track_density = blp->track_density; 1368 llp->linear_density = blp->linear_density; 1369 llp->bca = blp->bca; 1370 llp->start_sector = blp->start_sector; 1371 llp->end_sector = blp->end_sector; 1372 llp->end_sector_l0 = blp->end_sector_l0; 1373 break; 1374 } 1375 case DVD_STRUCT_COPYRIGHT: 1376 lp->copyright.cpst = bp->cpst; 1377 lp->copyright.rmi = bp->rmi; 1378 break; 1379 case DVD_STRUCT_DISCKEY: 1380 memcpy(lp->disckey.value, bp->data, sizeof(lp->disckey.value)); 1381 break; 1382 case DVD_STRUCT_BCA: 1383 lp->bca.len = bp->length; 1384 memcpy(lp->bca.value, bp->data, sizeof(lp->bca.value)); 1385 break; 1386 case DVD_STRUCT_MANUFACT: 1387 lp->manufact.len = bp->length; 1388 memcpy(lp->manufact.value, bp->data, 1389 sizeof(lp->manufact.value)); 1390 /* lp->manufact.layer_num is unused in Linux (redhat 7.0). */ 1391 break; 1392 default: 1393 return (EINVAL); 1394 } 1395 return (0); 1396 } 1397 1398 static int 1399 linux_to_bsd_dvd_authinfo(l_dvd_authinfo *lp, int *bcode, 1400 struct dvd_authinfo *bp) 1401 { 1402 switch (lp->type) { 1403 case LINUX_DVD_LU_SEND_AGID: 1404 *bcode = DVDIOCREPORTKEY; 1405 bp->format = DVD_REPORT_AGID; 1406 bp->agid = lp->lsa.agid; 1407 break; 1408 case LINUX_DVD_HOST_SEND_CHALLENGE: 1409 *bcode = DVDIOCSENDKEY; 1410 bp->format = DVD_SEND_CHALLENGE; 1411 bp->agid = lp->hsc.agid; 1412 memcpy(bp->keychal, lp->hsc.chal, 10); 1413 break; 1414 case LINUX_DVD_LU_SEND_KEY1: 1415 *bcode = DVDIOCREPORTKEY; 1416 bp->format = DVD_REPORT_KEY1; 1417 bp->agid = lp->lsk.agid; 1418 break; 1419 case LINUX_DVD_LU_SEND_CHALLENGE: 1420 *bcode = DVDIOCREPORTKEY; 1421 bp->format = DVD_REPORT_CHALLENGE; 1422 bp->agid = lp->lsc.agid; 1423 break; 1424 case LINUX_DVD_HOST_SEND_KEY2: 1425 *bcode = DVDIOCSENDKEY; 1426 bp->format = DVD_SEND_KEY2; 1427 bp->agid = lp->hsk.agid; 1428 memcpy(bp->keychal, lp->hsk.key, 5); 1429 break; 1430 case LINUX_DVD_LU_SEND_TITLE_KEY: 1431 *bcode = DVDIOCREPORTKEY; 1432 bp->format = DVD_REPORT_TITLE_KEY; 1433 bp->agid = lp->lstk.agid; 1434 bp->lba = lp->lstk.lba; 1435 break; 1436 case LINUX_DVD_LU_SEND_ASF: 1437 *bcode = DVDIOCREPORTKEY; 1438 bp->format = DVD_REPORT_ASF; 1439 bp->agid = lp->lsasf.agid; 1440 break; 1441 case LINUX_DVD_INVALIDATE_AGID: 1442 *bcode = DVDIOCREPORTKEY; 1443 bp->format = DVD_INVALIDATE_AGID; 1444 bp->agid = lp->lsa.agid; 1445 break; 1446 case LINUX_DVD_LU_SEND_RPC_STATE: 1447 *bcode = DVDIOCREPORTKEY; 1448 bp->format = DVD_REPORT_RPC; 1449 break; 1450 case LINUX_DVD_HOST_SEND_RPC_STATE: 1451 *bcode = DVDIOCSENDKEY; 1452 bp->format = DVD_SEND_RPC; 1453 bp->region = lp->hrpcs.pdrc; 1454 break; 1455 default: 1456 return (EINVAL); 1457 } 1458 return (0); 1459 } 1460 1461 static int 1462 bsd_to_linux_dvd_authinfo(struct dvd_authinfo *bp, l_dvd_authinfo *lp) 1463 { 1464 switch (lp->type) { 1465 case LINUX_DVD_LU_SEND_AGID: 1466 lp->lsa.agid = bp->agid; 1467 break; 1468 case LINUX_DVD_HOST_SEND_CHALLENGE: 1469 lp->type = LINUX_DVD_LU_SEND_KEY1; 1470 break; 1471 case LINUX_DVD_LU_SEND_KEY1: 1472 memcpy(lp->lsk.key, bp->keychal, sizeof(lp->lsk.key)); 1473 break; 1474 case LINUX_DVD_LU_SEND_CHALLENGE: 1475 memcpy(lp->lsc.chal, bp->keychal, sizeof(lp->lsc.chal)); 1476 break; 1477 case LINUX_DVD_HOST_SEND_KEY2: 1478 lp->type = LINUX_DVD_AUTH_ESTABLISHED; 1479 break; 1480 case LINUX_DVD_LU_SEND_TITLE_KEY: 1481 memcpy(lp->lstk.title_key, bp->keychal, 1482 sizeof(lp->lstk.title_key)); 1483 lp->lstk.cpm = bp->cpm; 1484 lp->lstk.cp_sec = bp->cp_sec; 1485 lp->lstk.cgms = bp->cgms; 1486 break; 1487 case LINUX_DVD_LU_SEND_ASF: 1488 lp->lsasf.asf = bp->asf; 1489 break; 1490 case LINUX_DVD_INVALIDATE_AGID: 1491 break; 1492 case LINUX_DVD_LU_SEND_RPC_STATE: 1493 lp->lrpcs.type = bp->reg_type; 1494 lp->lrpcs.vra = bp->vend_rsts; 1495 lp->lrpcs.ucca = bp->user_rsts; 1496 lp->lrpcs.region_mask = bp->region; 1497 lp->lrpcs.rpc_scheme = bp->rpc_scheme; 1498 break; 1499 case LINUX_DVD_HOST_SEND_RPC_STATE: 1500 break; 1501 default: 1502 return (EINVAL); 1503 } 1504 return (0); 1505 } 1506 1507 static int 1508 linux_ioctl_cdrom(struct thread *td, struct linux_ioctl_args *args) 1509 { 1510 struct file *fp; 1511 int error; 1512 1513 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 1514 if (error != 0) 1515 return (error); 1516 switch (args->cmd & 0xffff) { 1517 case LINUX_CDROMPAUSE: 1518 args->cmd = CDIOCPAUSE; 1519 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1520 break; 1521 1522 case LINUX_CDROMRESUME: 1523 args->cmd = CDIOCRESUME; 1524 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1525 break; 1526 1527 case LINUX_CDROMPLAYMSF: 1528 args->cmd = CDIOCPLAYMSF; 1529 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1530 break; 1531 1532 case LINUX_CDROMPLAYTRKIND: 1533 args->cmd = CDIOCPLAYTRACKS; 1534 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1535 break; 1536 1537 case LINUX_CDROMREADTOCHDR: { 1538 struct ioc_toc_header th; 1539 struct linux_cdrom_tochdr lth; 1540 error = fo_ioctl(fp, CDIOREADTOCHEADER, (caddr_t)&th, 1541 td->td_ucred, td); 1542 if (!error) { 1543 lth.cdth_trk0 = th.starting_track; 1544 lth.cdth_trk1 = th.ending_track; 1545 error = copyout(<h, (void *)args->arg, sizeof(lth)); 1546 } 1547 break; 1548 } 1549 1550 case LINUX_CDROMREADTOCENTRY: { 1551 struct linux_cdrom_tocentry lte; 1552 struct ioc_read_toc_single_entry irtse; 1553 1554 error = copyin((void *)args->arg, <e, sizeof(lte)); 1555 if (error) 1556 break; 1557 irtse.address_format = lte.cdte_format; 1558 irtse.track = lte.cdte_track; 1559 error = fo_ioctl(fp, CDIOREADTOCENTRY, (caddr_t)&irtse, 1560 td->td_ucred, td); 1561 if (!error) { 1562 lte.cdte_ctrl = irtse.entry.control; 1563 lte.cdte_adr = irtse.entry.addr_type; 1564 bsd_to_linux_msf_lba(irtse.address_format, 1565 &irtse.entry.addr, <e.cdte_addr); 1566 error = copyout(<e, (void *)args->arg, sizeof(lte)); 1567 } 1568 break; 1569 } 1570 1571 case LINUX_CDROMSTOP: 1572 args->cmd = CDIOCSTOP; 1573 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1574 break; 1575 1576 case LINUX_CDROMSTART: 1577 args->cmd = CDIOCSTART; 1578 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1579 break; 1580 1581 case LINUX_CDROMEJECT: 1582 args->cmd = CDIOCEJECT; 1583 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1584 break; 1585 1586 /* LINUX_CDROMVOLCTRL */ 1587 1588 case LINUX_CDROMSUBCHNL: { 1589 struct linux_cdrom_subchnl sc; 1590 struct ioc_read_subchannel bsdsc; 1591 struct cd_sub_channel_info bsdinfo; 1592 1593 error = copyin((void *)args->arg, &sc, sizeof(sc)); 1594 if (error) 1595 break; 1596 1597 /* 1598 * Invoke the native ioctl and bounce the returned data through 1599 * the userspace buffer. This works because the Linux structure 1600 * is the same size as our structures for the subchannel header 1601 * and position data. 1602 */ 1603 bsdsc.address_format = CD_LBA_FORMAT; 1604 bsdsc.data_format = CD_CURRENT_POSITION; 1605 bsdsc.track = 0; 1606 bsdsc.data_len = sizeof(sc); 1607 bsdsc.data = (void *)args->arg; 1608 error = fo_ioctl(fp, CDIOCREADSUBCHANNEL, (caddr_t)&bsdsc, 1609 td->td_ucred, td); 1610 if (error) 1611 break; 1612 error = copyin((void *)args->arg, &bsdinfo, sizeof(bsdinfo)); 1613 if (error) 1614 break; 1615 sc.cdsc_audiostatus = bsdinfo.header.audio_status; 1616 sc.cdsc_adr = bsdinfo.what.position.addr_type; 1617 sc.cdsc_ctrl = bsdinfo.what.position.control; 1618 sc.cdsc_trk = bsdinfo.what.position.track_number; 1619 sc.cdsc_ind = bsdinfo.what.position.index_number; 1620 set_linux_cdrom_addr(&sc.cdsc_absaddr, sc.cdsc_format, 1621 bsdinfo.what.position.absaddr.lba); 1622 set_linux_cdrom_addr(&sc.cdsc_reladdr, sc.cdsc_format, 1623 bsdinfo.what.position.reladdr.lba); 1624 error = copyout(&sc, (void *)args->arg, sizeof(sc)); 1625 break; 1626 } 1627 1628 /* LINUX_CDROMREADMODE2 */ 1629 /* LINUX_CDROMREADMODE1 */ 1630 /* LINUX_CDROMREADAUDIO */ 1631 /* LINUX_CDROMEJECT_SW */ 1632 /* LINUX_CDROMMULTISESSION */ 1633 /* LINUX_CDROM_GET_UPC */ 1634 1635 case LINUX_CDROMRESET: 1636 args->cmd = CDIOCRESET; 1637 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1638 break; 1639 1640 /* LINUX_CDROMVOLREAD */ 1641 /* LINUX_CDROMREADRAW */ 1642 /* LINUX_CDROMREADCOOKED */ 1643 /* LINUX_CDROMSEEK */ 1644 /* LINUX_CDROMPLAYBLK */ 1645 /* LINUX_CDROMREADALL */ 1646 /* LINUX_CDROMCLOSETRAY */ 1647 /* LINUX_CDROMLOADFROMSLOT */ 1648 /* LINUX_CDROMGETSPINDOWN */ 1649 /* LINUX_CDROMSETSPINDOWN */ 1650 /* LINUX_CDROM_SET_OPTIONS */ 1651 /* LINUX_CDROM_CLEAR_OPTIONS */ 1652 /* LINUX_CDROM_SELECT_SPEED */ 1653 /* LINUX_CDROM_SELECT_DISC */ 1654 /* LINUX_CDROM_MEDIA_CHANGED */ 1655 /* LINUX_CDROM_DRIVE_STATUS */ 1656 /* LINUX_CDROM_DISC_STATUS */ 1657 /* LINUX_CDROM_CHANGER_NSLOTS */ 1658 /* LINUX_CDROM_LOCKDOOR */ 1659 /* LINUX_CDROM_DEBUG */ 1660 /* LINUX_CDROM_GET_CAPABILITY */ 1661 /* LINUX_CDROMAUDIOBUFSIZ */ 1662 1663 case LINUX_DVD_READ_STRUCT: { 1664 l_dvd_struct *lds; 1665 struct dvd_struct *bds; 1666 1667 lds = malloc(sizeof(*lds), M_LINUX, M_WAITOK); 1668 bds = malloc(sizeof(*bds), M_LINUX, M_WAITOK); 1669 error = copyin((void *)args->arg, lds, sizeof(*lds)); 1670 if (error) 1671 goto out; 1672 error = linux_to_bsd_dvd_struct(lds, bds); 1673 if (error) 1674 goto out; 1675 error = fo_ioctl(fp, DVDIOCREADSTRUCTURE, (caddr_t)bds, 1676 td->td_ucred, td); 1677 if (error) 1678 goto out; 1679 error = bsd_to_linux_dvd_struct(bds, lds); 1680 if (error) 1681 goto out; 1682 error = copyout(lds, (void *)args->arg, sizeof(*lds)); 1683 out: 1684 free(bds, M_LINUX); 1685 free(lds, M_LINUX); 1686 break; 1687 } 1688 1689 /* LINUX_DVD_WRITE_STRUCT */ 1690 1691 case LINUX_DVD_AUTH: { 1692 l_dvd_authinfo lda; 1693 struct dvd_authinfo bda; 1694 int bcode; 1695 1696 error = copyin((void *)args->arg, &lda, sizeof(lda)); 1697 if (error) 1698 break; 1699 error = linux_to_bsd_dvd_authinfo(&lda, &bcode, &bda); 1700 if (error) 1701 break; 1702 error = fo_ioctl(fp, bcode, (caddr_t)&bda, td->td_ucred, 1703 td); 1704 if (error) { 1705 if (lda.type == LINUX_DVD_HOST_SEND_KEY2) { 1706 lda.type = LINUX_DVD_AUTH_FAILURE; 1707 (void)copyout(&lda, (void *)args->arg, 1708 sizeof(lda)); 1709 } 1710 break; 1711 } 1712 error = bsd_to_linux_dvd_authinfo(&bda, &lda); 1713 if (error) 1714 break; 1715 error = copyout(&lda, (void *)args->arg, sizeof(lda)); 1716 break; 1717 } 1718 1719 case LINUX_SCSI_GET_BUS_NUMBER: 1720 { 1721 struct sg_scsi_id id; 1722 1723 error = fo_ioctl(fp, SG_GET_SCSI_ID, (caddr_t)&id, 1724 td->td_ucred, td); 1725 if (error) 1726 break; 1727 error = copyout(&id.channel, (void *)args->arg, sizeof(int)); 1728 break; 1729 } 1730 1731 case LINUX_SCSI_GET_IDLUN: 1732 { 1733 struct sg_scsi_id id; 1734 struct scsi_idlun idl; 1735 1736 error = fo_ioctl(fp, SG_GET_SCSI_ID, (caddr_t)&id, 1737 td->td_ucred, td); 1738 if (error) 1739 break; 1740 idl.dev_id = (id.scsi_id & 0xff) + ((id.lun & 0xff) << 8) + 1741 ((id.channel & 0xff) << 16) + ((id.host_no & 0xff) << 24); 1742 idl.host_unique_id = id.host_no; 1743 error = copyout(&idl, (void *)args->arg, sizeof(idl)); 1744 break; 1745 } 1746 1747 /* LINUX_CDROM_SEND_PACKET */ 1748 /* LINUX_CDROM_NEXT_WRITABLE */ 1749 /* LINUX_CDROM_LAST_WRITTEN */ 1750 1751 default: 1752 error = ENOIOCTL; 1753 break; 1754 } 1755 1756 fdrop(fp, td); 1757 return (error); 1758 } 1759 1760 static int 1761 linux_ioctl_vfat(struct thread *td, struct linux_ioctl_args *args) 1762 { 1763 1764 return (ENOTTY); 1765 } 1766 1767 /* 1768 * Sound related ioctls 1769 */ 1770 1771 struct linux_old_mixer_info { 1772 char id[16]; 1773 char name[32]; 1774 }; 1775 1776 static uint32_t dirbits[4] = { IOC_VOID, IOC_IN, IOC_OUT, IOC_INOUT }; 1777 1778 #define SETDIR(c) (((c) & ~IOC_DIRMASK) | dirbits[args->cmd >> 30]) 1779 1780 static int 1781 linux_ioctl_sound(struct thread *td, struct linux_ioctl_args *args) 1782 { 1783 1784 switch (args->cmd & 0xffff) { 1785 case LINUX_SOUND_MIXER_WRITE_VOLUME: 1786 args->cmd = SETDIR(SOUND_MIXER_WRITE_VOLUME); 1787 return (sys_ioctl(td, (struct ioctl_args *)args)); 1788 1789 case LINUX_SOUND_MIXER_WRITE_BASS: 1790 args->cmd = SETDIR(SOUND_MIXER_WRITE_BASS); 1791 return (sys_ioctl(td, (struct ioctl_args *)args)); 1792 1793 case LINUX_SOUND_MIXER_WRITE_TREBLE: 1794 args->cmd = SETDIR(SOUND_MIXER_WRITE_TREBLE); 1795 return (sys_ioctl(td, (struct ioctl_args *)args)); 1796 1797 case LINUX_SOUND_MIXER_WRITE_SYNTH: 1798 args->cmd = SETDIR(SOUND_MIXER_WRITE_SYNTH); 1799 return (sys_ioctl(td, (struct ioctl_args *)args)); 1800 1801 case LINUX_SOUND_MIXER_WRITE_PCM: 1802 args->cmd = SETDIR(SOUND_MIXER_WRITE_PCM); 1803 return (sys_ioctl(td, (struct ioctl_args *)args)); 1804 1805 case LINUX_SOUND_MIXER_WRITE_SPEAKER: 1806 args->cmd = SETDIR(SOUND_MIXER_WRITE_SPEAKER); 1807 return (sys_ioctl(td, (struct ioctl_args *)args)); 1808 1809 case LINUX_SOUND_MIXER_WRITE_LINE: 1810 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE); 1811 return (sys_ioctl(td, (struct ioctl_args *)args)); 1812 1813 case LINUX_SOUND_MIXER_WRITE_MIC: 1814 args->cmd = SETDIR(SOUND_MIXER_WRITE_MIC); 1815 return (sys_ioctl(td, (struct ioctl_args *)args)); 1816 1817 case LINUX_SOUND_MIXER_WRITE_CD: 1818 args->cmd = SETDIR(SOUND_MIXER_WRITE_CD); 1819 return (sys_ioctl(td, (struct ioctl_args *)args)); 1820 1821 case LINUX_SOUND_MIXER_WRITE_IMIX: 1822 args->cmd = SETDIR(SOUND_MIXER_WRITE_IMIX); 1823 return (sys_ioctl(td, (struct ioctl_args *)args)); 1824 1825 case LINUX_SOUND_MIXER_WRITE_ALTPCM: 1826 args->cmd = SETDIR(SOUND_MIXER_WRITE_ALTPCM); 1827 return (sys_ioctl(td, (struct ioctl_args *)args)); 1828 1829 case LINUX_SOUND_MIXER_WRITE_RECLEV: 1830 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECLEV); 1831 return (sys_ioctl(td, (struct ioctl_args *)args)); 1832 1833 case LINUX_SOUND_MIXER_WRITE_IGAIN: 1834 args->cmd = SETDIR(SOUND_MIXER_WRITE_IGAIN); 1835 return (sys_ioctl(td, (struct ioctl_args *)args)); 1836 1837 case LINUX_SOUND_MIXER_WRITE_OGAIN: 1838 args->cmd = SETDIR(SOUND_MIXER_WRITE_OGAIN); 1839 return (sys_ioctl(td, (struct ioctl_args *)args)); 1840 1841 case LINUX_SOUND_MIXER_WRITE_LINE1: 1842 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE1); 1843 return (sys_ioctl(td, (struct ioctl_args *)args)); 1844 1845 case LINUX_SOUND_MIXER_WRITE_LINE2: 1846 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE2); 1847 return (sys_ioctl(td, (struct ioctl_args *)args)); 1848 1849 case LINUX_SOUND_MIXER_WRITE_LINE3: 1850 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE3); 1851 return (sys_ioctl(td, (struct ioctl_args *)args)); 1852 1853 case LINUX_SOUND_MIXER_WRITE_MONITOR: 1854 args->cmd = SETDIR(SOUND_MIXER_WRITE_MONITOR); 1855 return (sys_ioctl(td, (struct ioctl_args *)args)); 1856 1857 case LINUX_SOUND_MIXER_INFO: { 1858 /* Key on encoded length */ 1859 switch ((args->cmd >> 16) & 0x1fff) { 1860 case 0x005c: { /* SOUND_MIXER_INFO */ 1861 args->cmd = SOUND_MIXER_INFO; 1862 return (sys_ioctl(td, (struct ioctl_args *)args)); 1863 } 1864 case 0x0030: { /* SOUND_OLD_MIXER_INFO */ 1865 struct linux_old_mixer_info info; 1866 bzero(&info, sizeof(info)); 1867 strncpy(info.id, "OSS", sizeof(info.id) - 1); 1868 strncpy(info.name, "FreeBSD OSS Mixer", 1869 sizeof(info.name) - 1); 1870 return (copyout(&info, (void *)args->arg, 1871 sizeof(info))); 1872 } 1873 default: 1874 return (ENOIOCTL); 1875 } 1876 break; 1877 } 1878 1879 case LINUX_OSS_GETVERSION: { 1880 int version = linux_get_oss_version(td); 1881 return (copyout(&version, (void *)args->arg, sizeof(int))); 1882 } 1883 1884 case LINUX_SOUND_MIXER_READ_STEREODEVS: 1885 args->cmd = SOUND_MIXER_READ_STEREODEVS; 1886 return (sys_ioctl(td, (struct ioctl_args *)args)); 1887 1888 case LINUX_SOUND_MIXER_READ_CAPS: 1889 args->cmd = SOUND_MIXER_READ_CAPS; 1890 return (sys_ioctl(td, (struct ioctl_args *)args)); 1891 1892 case LINUX_SOUND_MIXER_READ_RECMASK: 1893 args->cmd = SOUND_MIXER_READ_RECMASK; 1894 return (sys_ioctl(td, (struct ioctl_args *)args)); 1895 1896 case LINUX_SOUND_MIXER_READ_DEVMASK: 1897 args->cmd = SOUND_MIXER_READ_DEVMASK; 1898 return (sys_ioctl(td, (struct ioctl_args *)args)); 1899 1900 case LINUX_SOUND_MIXER_WRITE_RECSRC: 1901 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECSRC); 1902 return (sys_ioctl(td, (struct ioctl_args *)args)); 1903 1904 case LINUX_SNDCTL_DSP_RESET: 1905 args->cmd = SNDCTL_DSP_RESET; 1906 return (sys_ioctl(td, (struct ioctl_args *)args)); 1907 1908 case LINUX_SNDCTL_DSP_SYNC: 1909 args->cmd = SNDCTL_DSP_SYNC; 1910 return (sys_ioctl(td, (struct ioctl_args *)args)); 1911 1912 case LINUX_SNDCTL_DSP_SPEED: 1913 args->cmd = SNDCTL_DSP_SPEED; 1914 return (sys_ioctl(td, (struct ioctl_args *)args)); 1915 1916 case LINUX_SNDCTL_DSP_STEREO: 1917 args->cmd = SNDCTL_DSP_STEREO; 1918 return (sys_ioctl(td, (struct ioctl_args *)args)); 1919 1920 case LINUX_SNDCTL_DSP_GETBLKSIZE: /* LINUX_SNDCTL_DSP_SETBLKSIZE */ 1921 args->cmd = SNDCTL_DSP_GETBLKSIZE; 1922 return (sys_ioctl(td, (struct ioctl_args *)args)); 1923 1924 case LINUX_SNDCTL_DSP_SETFMT: 1925 args->cmd = SNDCTL_DSP_SETFMT; 1926 return (sys_ioctl(td, (struct ioctl_args *)args)); 1927 1928 case LINUX_SOUND_PCM_WRITE_CHANNELS: 1929 args->cmd = SOUND_PCM_WRITE_CHANNELS; 1930 return (sys_ioctl(td, (struct ioctl_args *)args)); 1931 1932 case LINUX_SOUND_PCM_WRITE_FILTER: 1933 args->cmd = SOUND_PCM_WRITE_FILTER; 1934 return (sys_ioctl(td, (struct ioctl_args *)args)); 1935 1936 case LINUX_SNDCTL_DSP_POST: 1937 args->cmd = SNDCTL_DSP_POST; 1938 return (sys_ioctl(td, (struct ioctl_args *)args)); 1939 1940 case LINUX_SNDCTL_DSP_SUBDIVIDE: 1941 args->cmd = SNDCTL_DSP_SUBDIVIDE; 1942 return (sys_ioctl(td, (struct ioctl_args *)args)); 1943 1944 case LINUX_SNDCTL_DSP_SETFRAGMENT: 1945 args->cmd = SNDCTL_DSP_SETFRAGMENT; 1946 return (sys_ioctl(td, (struct ioctl_args *)args)); 1947 1948 case LINUX_SNDCTL_DSP_GETFMTS: 1949 args->cmd = SNDCTL_DSP_GETFMTS; 1950 return (sys_ioctl(td, (struct ioctl_args *)args)); 1951 1952 case LINUX_SNDCTL_DSP_GETOSPACE: 1953 args->cmd = SNDCTL_DSP_GETOSPACE; 1954 return (sys_ioctl(td, (struct ioctl_args *)args)); 1955 1956 case LINUX_SNDCTL_DSP_GETISPACE: 1957 args->cmd = SNDCTL_DSP_GETISPACE; 1958 return (sys_ioctl(td, (struct ioctl_args *)args)); 1959 1960 case LINUX_SNDCTL_DSP_NONBLOCK: 1961 args->cmd = SNDCTL_DSP_NONBLOCK; 1962 return (sys_ioctl(td, (struct ioctl_args *)args)); 1963 1964 case LINUX_SNDCTL_DSP_GETCAPS: 1965 args->cmd = SNDCTL_DSP_GETCAPS; 1966 return (sys_ioctl(td, (struct ioctl_args *)args)); 1967 1968 case LINUX_SNDCTL_DSP_SETTRIGGER: /* LINUX_SNDCTL_GETTRIGGER */ 1969 args->cmd = SNDCTL_DSP_SETTRIGGER; 1970 return (sys_ioctl(td, (struct ioctl_args *)args)); 1971 1972 case LINUX_SNDCTL_DSP_GETIPTR: 1973 args->cmd = SNDCTL_DSP_GETIPTR; 1974 return (sys_ioctl(td, (struct ioctl_args *)args)); 1975 1976 case LINUX_SNDCTL_DSP_GETOPTR: 1977 args->cmd = SNDCTL_DSP_GETOPTR; 1978 return (sys_ioctl(td, (struct ioctl_args *)args)); 1979 1980 case LINUX_SNDCTL_DSP_SETDUPLEX: 1981 args->cmd = SNDCTL_DSP_SETDUPLEX; 1982 return (sys_ioctl(td, (struct ioctl_args *)args)); 1983 1984 case LINUX_SNDCTL_DSP_GETODELAY: 1985 args->cmd = SNDCTL_DSP_GETODELAY; 1986 return (sys_ioctl(td, (struct ioctl_args *)args)); 1987 1988 case LINUX_SNDCTL_SEQ_RESET: 1989 args->cmd = SNDCTL_SEQ_RESET; 1990 return (sys_ioctl(td, (struct ioctl_args *)args)); 1991 1992 case LINUX_SNDCTL_SEQ_SYNC: 1993 args->cmd = SNDCTL_SEQ_SYNC; 1994 return (sys_ioctl(td, (struct ioctl_args *)args)); 1995 1996 case LINUX_SNDCTL_SYNTH_INFO: 1997 args->cmd = SNDCTL_SYNTH_INFO; 1998 return (sys_ioctl(td, (struct ioctl_args *)args)); 1999 2000 case LINUX_SNDCTL_SEQ_CTRLRATE: 2001 args->cmd = SNDCTL_SEQ_CTRLRATE; 2002 return (sys_ioctl(td, (struct ioctl_args *)args)); 2003 2004 case LINUX_SNDCTL_SEQ_GETOUTCOUNT: 2005 args->cmd = SNDCTL_SEQ_GETOUTCOUNT; 2006 return (sys_ioctl(td, (struct ioctl_args *)args)); 2007 2008 case LINUX_SNDCTL_SEQ_GETINCOUNT: 2009 args->cmd = SNDCTL_SEQ_GETINCOUNT; 2010 return (sys_ioctl(td, (struct ioctl_args *)args)); 2011 2012 case LINUX_SNDCTL_SEQ_PERCMODE: 2013 args->cmd = SNDCTL_SEQ_PERCMODE; 2014 return (sys_ioctl(td, (struct ioctl_args *)args)); 2015 2016 case LINUX_SNDCTL_FM_LOAD_INSTR: 2017 args->cmd = SNDCTL_FM_LOAD_INSTR; 2018 return (sys_ioctl(td, (struct ioctl_args *)args)); 2019 2020 case LINUX_SNDCTL_SEQ_TESTMIDI: 2021 args->cmd = SNDCTL_SEQ_TESTMIDI; 2022 return (sys_ioctl(td, (struct ioctl_args *)args)); 2023 2024 case LINUX_SNDCTL_SEQ_RESETSAMPLES: 2025 args->cmd = SNDCTL_SEQ_RESETSAMPLES; 2026 return (sys_ioctl(td, (struct ioctl_args *)args)); 2027 2028 case LINUX_SNDCTL_SEQ_NRSYNTHS: 2029 args->cmd = SNDCTL_SEQ_NRSYNTHS; 2030 return (sys_ioctl(td, (struct ioctl_args *)args)); 2031 2032 case LINUX_SNDCTL_SEQ_NRMIDIS: 2033 args->cmd = SNDCTL_SEQ_NRMIDIS; 2034 return (sys_ioctl(td, (struct ioctl_args *)args)); 2035 2036 case LINUX_SNDCTL_MIDI_INFO: 2037 args->cmd = SNDCTL_MIDI_INFO; 2038 return (sys_ioctl(td, (struct ioctl_args *)args)); 2039 2040 case LINUX_SNDCTL_SEQ_TRESHOLD: 2041 args->cmd = SNDCTL_SEQ_TRESHOLD; 2042 return (sys_ioctl(td, (struct ioctl_args *)args)); 2043 2044 case LINUX_SNDCTL_SYNTH_MEMAVL: 2045 args->cmd = SNDCTL_SYNTH_MEMAVL; 2046 return (sys_ioctl(td, (struct ioctl_args *)args)); 2047 } 2048 2049 return (ENOIOCTL); 2050 } 2051 2052 /* 2053 * Console related ioctls 2054 */ 2055 2056 static int 2057 linux_ioctl_console(struct thread *td, struct linux_ioctl_args *args) 2058 { 2059 struct file *fp; 2060 int error; 2061 2062 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 2063 if (error != 0) 2064 return (error); 2065 switch (args->cmd & 0xffff) { 2066 case LINUX_KIOCSOUND: 2067 args->cmd = KIOCSOUND; 2068 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2069 break; 2070 2071 case LINUX_KDMKTONE: 2072 args->cmd = KDMKTONE; 2073 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2074 break; 2075 2076 case LINUX_KDGETLED: 2077 args->cmd = KDGETLED; 2078 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2079 break; 2080 2081 case LINUX_KDSETLED: 2082 args->cmd = KDSETLED; 2083 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2084 break; 2085 2086 case LINUX_KDSETMODE: 2087 args->cmd = KDSETMODE; 2088 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2089 break; 2090 2091 case LINUX_KDGETMODE: 2092 args->cmd = KDGETMODE; 2093 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2094 break; 2095 2096 case LINUX_KDGKBMODE: 2097 args->cmd = KDGKBMODE; 2098 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2099 break; 2100 2101 case LINUX_KDSKBMODE: { 2102 int kbdmode; 2103 switch (args->arg) { 2104 case LINUX_KBD_RAW: 2105 kbdmode = K_RAW; 2106 break; 2107 case LINUX_KBD_XLATE: 2108 kbdmode = K_XLATE; 2109 break; 2110 case LINUX_KBD_MEDIUMRAW: 2111 kbdmode = K_RAW; 2112 break; 2113 default: 2114 fdrop(fp, td); 2115 return (EINVAL); 2116 } 2117 error = (fo_ioctl(fp, KDSKBMODE, (caddr_t)&kbdmode, 2118 td->td_ucred, td)); 2119 break; 2120 } 2121 2122 case LINUX_VT_OPENQRY: 2123 args->cmd = VT_OPENQRY; 2124 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2125 break; 2126 2127 case LINUX_VT_GETMODE: 2128 args->cmd = VT_GETMODE; 2129 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2130 break; 2131 2132 case LINUX_VT_SETMODE: { 2133 struct vt_mode mode; 2134 if ((error = copyin((void *)args->arg, &mode, sizeof(mode)))) 2135 break; 2136 if (LINUX_SIG_VALID(mode.relsig)) 2137 mode.relsig = linux_to_bsd_signal(mode.relsig); 2138 else 2139 mode.relsig = 0; 2140 if (LINUX_SIG_VALID(mode.acqsig)) 2141 mode.acqsig = linux_to_bsd_signal(mode.acqsig); 2142 else 2143 mode.acqsig = 0; 2144 /* XXX. Linux ignores frsig and set it to 0. */ 2145 mode.frsig = 0; 2146 if ((error = copyout(&mode, (void *)args->arg, sizeof(mode)))) 2147 break; 2148 args->cmd = VT_SETMODE; 2149 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2150 break; 2151 } 2152 2153 case LINUX_VT_GETSTATE: 2154 args->cmd = VT_GETACTIVE; 2155 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2156 break; 2157 2158 case LINUX_VT_RELDISP: 2159 args->cmd = VT_RELDISP; 2160 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2161 break; 2162 2163 case LINUX_VT_ACTIVATE: 2164 args->cmd = VT_ACTIVATE; 2165 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2166 break; 2167 2168 case LINUX_VT_WAITACTIVE: 2169 args->cmd = VT_WAITACTIVE; 2170 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2171 break; 2172 2173 default: 2174 error = ENOIOCTL; 2175 break; 2176 } 2177 2178 fdrop(fp, td); 2179 return (error); 2180 } 2181 2182 /* 2183 * Implement the SIOCGIFNAME ioctl 2184 */ 2185 2186 static int 2187 linux_ioctl_ifname(struct thread *td, struct l_ifreq *uifr) 2188 { 2189 struct l_ifreq ifr; 2190 int error, ret; 2191 2192 error = copyin(uifr, &ifr, sizeof(ifr)); 2193 if (error != 0) 2194 return (error); 2195 ret = ifname_bsd_to_linux_idx(ifr.ifr_index, ifr.ifr_name, 2196 LINUX_IFNAMSIZ); 2197 if (ret > 0) 2198 return (copyout(&ifr, uifr, sizeof(ifr))); 2199 else 2200 return (ENODEV); 2201 } 2202 2203 /* 2204 * Implement the SIOCGIFCONF ioctl 2205 */ 2206 static u_int 2207 linux_ifconf_ifaddr_cb(void *arg, struct ifaddr *ifa, u_int count) 2208 { 2209 #ifdef COMPAT_LINUX32 2210 struct l_ifconf *ifc; 2211 #else 2212 struct ifconf *ifc; 2213 #endif 2214 2215 ifc = arg; 2216 ifc->ifc_len += sizeof(struct l_ifreq); 2217 return (1); 2218 } 2219 2220 static int 2221 linux_ifconf_ifnet_cb(if_t ifp, void *arg) 2222 { 2223 2224 if_foreach_addr_type(ifp, AF_INET, linux_ifconf_ifaddr_cb, arg); 2225 return (0); 2226 } 2227 2228 struct linux_ifconfig_ifaddr_cb2_s { 2229 struct l_ifreq ifr; 2230 struct sbuf *sb; 2231 size_t max_len; 2232 size_t valid_len; 2233 }; 2234 2235 static u_int 2236 linux_ifconf_ifaddr_cb2(void *arg, struct ifaddr *ifa, u_int len) 2237 { 2238 struct linux_ifconfig_ifaddr_cb2_s *cbs = arg; 2239 struct sockaddr *sa = ifa->ifa_addr; 2240 2241 cbs->ifr.ifr_addr.sa_family = LINUX_AF_INET; 2242 memcpy(cbs->ifr.ifr_addr.sa_data, sa->sa_data, 2243 sizeof(cbs->ifr.ifr_addr.sa_data)); 2244 sbuf_bcat(cbs->sb, &cbs->ifr, sizeof(cbs->ifr)); 2245 cbs->max_len += sizeof(cbs->ifr); 2246 2247 if (sbuf_error(cbs->sb) == 0) 2248 cbs->valid_len = sbuf_len(cbs->sb); 2249 return (1); 2250 } 2251 2252 static int 2253 linux_ifconf_ifnet_cb2(if_t ifp, void *arg) 2254 { 2255 struct linux_ifconfig_ifaddr_cb2_s *cbs = arg; 2256 2257 bzero(&cbs->ifr, sizeof(cbs->ifr)); 2258 ifname_bsd_to_linux_ifp(ifp, cbs->ifr.ifr_name, 2259 sizeof(cbs->ifr.ifr_name)); 2260 2261 /* Walk the address list */ 2262 if_foreach_addr_type(ifp, AF_INET, linux_ifconf_ifaddr_cb2, cbs); 2263 return (0); 2264 } 2265 2266 static int 2267 linux_ifconf(struct thread *td, struct ifconf *uifc) 2268 { 2269 struct linux_ifconfig_ifaddr_cb2_s cbs; 2270 struct epoch_tracker et; 2271 #ifdef COMPAT_LINUX32 2272 struct l_ifconf ifc; 2273 #else 2274 struct ifconf ifc; 2275 #endif 2276 struct sbuf *sb; 2277 int error, full; 2278 2279 error = copyin(uifc, &ifc, sizeof(ifc)); 2280 if (error != 0) 2281 return (error); 2282 2283 /* handle the 'request buffer size' case */ 2284 if (PTRIN(ifc.ifc_buf) == NULL) { 2285 ifc.ifc_len = 0; 2286 NET_EPOCH_ENTER(et); 2287 if_foreach(linux_ifconf_ifnet_cb, &ifc); 2288 NET_EPOCH_EXIT(et); 2289 return (copyout(&ifc, uifc, sizeof(ifc))); 2290 } 2291 if (ifc.ifc_len <= 0) 2292 return (EINVAL); 2293 2294 full = 0; 2295 cbs.max_len = maxphys - 1; 2296 2297 again: 2298 if (ifc.ifc_len <= cbs.max_len) { 2299 cbs.max_len = ifc.ifc_len; 2300 full = 1; 2301 } 2302 cbs.sb = sb = sbuf_new(NULL, NULL, cbs.max_len + 1, SBUF_FIXEDLEN); 2303 cbs.max_len = 0; 2304 cbs.valid_len = 0; 2305 2306 /* Return all AF_INET addresses of all interfaces */ 2307 NET_EPOCH_ENTER(et); 2308 if_foreach(linux_ifconf_ifnet_cb2, &cbs); 2309 NET_EPOCH_EXIT(et); 2310 2311 if (cbs.valid_len != cbs.max_len && !full) { 2312 sbuf_delete(sb); 2313 goto again; 2314 } 2315 2316 ifc.ifc_len = cbs.valid_len; 2317 sbuf_finish(sb); 2318 error = copyout(sbuf_data(sb), PTRIN(ifc.ifc_buf), ifc.ifc_len); 2319 if (error == 0) 2320 error = copyout(&ifc, uifc, sizeof(ifc)); 2321 sbuf_delete(sb); 2322 2323 return (error); 2324 } 2325 2326 static int 2327 linux_ioctl_socket_ifreq(struct thread *td, int fd, u_int cmd, 2328 struct l_ifreq *uifr) 2329 { 2330 struct l_ifreq lifr; 2331 struct ifreq bifr; 2332 size_t ifrusiz; 2333 int error, temp_flags; 2334 2335 switch (cmd) { 2336 case LINUX_SIOCGIFINDEX: 2337 cmd = SIOCGIFINDEX; 2338 break; 2339 case LINUX_SIOCGIFFLAGS: 2340 cmd = SIOCGIFFLAGS; 2341 break; 2342 case LINUX_SIOCGIFADDR: 2343 cmd = SIOCGIFADDR; 2344 break; 2345 case LINUX_SIOCSIFADDR: 2346 cmd = SIOCSIFADDR; 2347 break; 2348 case LINUX_SIOCGIFDSTADDR: 2349 cmd = SIOCGIFDSTADDR; 2350 break; 2351 case LINUX_SIOCGIFBRDADDR: 2352 cmd = SIOCGIFBRDADDR; 2353 break; 2354 case LINUX_SIOCGIFNETMASK: 2355 cmd = SIOCGIFNETMASK; 2356 break; 2357 case LINUX_SIOCSIFNETMASK: 2358 cmd = SIOCSIFNETMASK; 2359 break; 2360 case LINUX_SIOCGIFMTU: 2361 cmd = SIOCGIFMTU; 2362 break; 2363 case LINUX_SIOCSIFMTU: 2364 cmd = SIOCSIFMTU; 2365 break; 2366 case LINUX_SIOCGIFHWADDR: 2367 cmd = SIOCGHWADDR; 2368 break; 2369 case LINUX_SIOCGIFMETRIC: 2370 cmd = SIOCGIFMETRIC; 2371 break; 2372 case LINUX_SIOCSIFMETRIC: 2373 cmd = SIOCSIFMETRIC; 2374 break; 2375 /* 2376 * XXX This is slightly bogus, but these ioctls are currently 2377 * XXX only used by the aironet (if_an) network driver. 2378 */ 2379 case LINUX_SIOCDEVPRIVATE: 2380 cmd = SIOCGPRIVATE_0; 2381 break; 2382 case LINUX_SIOCDEVPRIVATE+1: 2383 cmd = SIOCGPRIVATE_1; 2384 break; 2385 default: 2386 LINUX_RATELIMIT_MSG_OPT2( 2387 "ioctl_socket_ifreq fd=%d, cmd=0x%x is not implemented", 2388 fd, cmd); 2389 return (ENOIOCTL); 2390 } 2391 2392 error = copyin(uifr, &lifr, sizeof(lifr)); 2393 if (error != 0) 2394 return (error); 2395 bzero(&bifr, sizeof(bifr)); 2396 2397 /* 2398 * The size of Linux enum ifr_ifru is bigger than 2399 * the FreeBSD size due to the struct ifmap. 2400 */ 2401 ifrusiz = (sizeof(lifr) > sizeof(bifr) ? sizeof(bifr) : 2402 sizeof(lifr)) - offsetof(struct l_ifreq, ifr_ifru); 2403 bcopy(&lifr.ifr_ifru, &bifr.ifr_ifru, ifrusiz); 2404 2405 error = ifname_linux_to_bsd(td, lifr.ifr_name, bifr.ifr_name); 2406 if (error != 0) 2407 return (error); 2408 2409 /* Translate in values. */ 2410 switch (cmd) { 2411 case SIOCGIFINDEX: 2412 bifr.ifr_index = lifr.ifr_index; 2413 break; 2414 case SIOCSIFADDR: 2415 case SIOCSIFNETMASK: 2416 bifr.ifr_addr.sa_len = sizeof(struct sockaddr); 2417 bifr.ifr_addr.sa_family = 2418 linux_to_bsd_domain(lifr.ifr_addr.sa_family); 2419 break; 2420 default: 2421 break; 2422 } 2423 2424 error = kern_ioctl(td, fd, cmd, (caddr_t)&bifr); 2425 if (error != 0) 2426 return (error); 2427 bzero(&lifr.ifr_ifru, sizeof(lifr.ifr_ifru)); 2428 2429 /* Translate out values. */ 2430 switch (cmd) { 2431 case SIOCGIFINDEX: 2432 lifr.ifr_index = bifr.ifr_index; 2433 break; 2434 case SIOCGIFFLAGS: 2435 temp_flags = bifr.ifr_flags | (bifr.ifr_flagshigh << 16); 2436 lifr.ifr_flags = bsd_to_linux_ifflags(temp_flags); 2437 break; 2438 case SIOCGIFADDR: 2439 case SIOCSIFADDR: 2440 case SIOCGIFDSTADDR: 2441 case SIOCGIFBRDADDR: 2442 case SIOCGIFNETMASK: 2443 bcopy(&bifr.ifr_addr, &lifr.ifr_addr, sizeof(bifr.ifr_addr)); 2444 lifr.ifr_addr.sa_family = 2445 bsd_to_linux_domain(bifr.ifr_addr.sa_family); 2446 break; 2447 case SIOCGHWADDR: 2448 bcopy(&bifr.ifr_addr, &lifr.ifr_hwaddr, sizeof(bifr.ifr_addr)); 2449 lifr.ifr_hwaddr.sa_family = LINUX_ARPHRD_ETHER; 2450 break; 2451 default: 2452 bcopy(&bifr.ifr_ifru, &lifr.ifr_ifru, ifrusiz); 2453 break; 2454 } 2455 2456 return (copyout(&lifr, uifr, sizeof(lifr))); 2457 } 2458 2459 /* 2460 * Socket related ioctls 2461 */ 2462 2463 static int 2464 linux_ioctl_socket(struct thread *td, struct linux_ioctl_args *args) 2465 { 2466 struct file *fp; 2467 int error, type; 2468 2469 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 2470 if (error != 0) 2471 return (error); 2472 type = fp->f_type; 2473 fdrop(fp, td); 2474 2475 CURVNET_SET(TD_TO_VNET(td)); 2476 2477 if (type != DTYPE_SOCKET) { 2478 /* not a socket - probably a tap / vmnet device */ 2479 switch (args->cmd) { 2480 case LINUX_SIOCGIFADDR: 2481 case LINUX_SIOCSIFADDR: 2482 case LINUX_SIOCGIFFLAGS: 2483 error = linux_ioctl_special(td, args); 2484 break; 2485 default: 2486 error = ENOIOCTL; 2487 break; 2488 } 2489 CURVNET_RESTORE(); 2490 return (error); 2491 } 2492 2493 switch (args->cmd) { 2494 case LINUX_FIOSETOWN: 2495 args->cmd = FIOSETOWN; 2496 error = sys_ioctl(td, (struct ioctl_args *)args); 2497 break; 2498 2499 case LINUX_SIOCSPGRP: 2500 args->cmd = SIOCSPGRP; 2501 error = sys_ioctl(td, (struct ioctl_args *)args); 2502 break; 2503 2504 case LINUX_FIOGETOWN: 2505 args->cmd = FIOGETOWN; 2506 error = sys_ioctl(td, (struct ioctl_args *)args); 2507 break; 2508 2509 case LINUX_SIOCGPGRP: 2510 args->cmd = SIOCGPGRP; 2511 error = sys_ioctl(td, (struct ioctl_args *)args); 2512 break; 2513 2514 case LINUX_SIOCATMARK: 2515 args->cmd = SIOCATMARK; 2516 error = sys_ioctl(td, (struct ioctl_args *)args); 2517 break; 2518 2519 /* LINUX_SIOCGSTAMP */ 2520 2521 case LINUX_SIOCGIFNAME: 2522 error = linux_ioctl_ifname(td, (struct l_ifreq *)args->arg); 2523 break; 2524 2525 case LINUX_SIOCGIFCONF: 2526 error = linux_ifconf(td, (struct ifconf *)args->arg); 2527 break; 2528 2529 case LINUX_SIOCADDMULTI: 2530 args->cmd = SIOCADDMULTI; 2531 error = sys_ioctl(td, (struct ioctl_args *)args); 2532 break; 2533 2534 case LINUX_SIOCDELMULTI: 2535 args->cmd = SIOCDELMULTI; 2536 error = sys_ioctl(td, (struct ioctl_args *)args); 2537 break; 2538 2539 case LINUX_SIOCGIFCOUNT: 2540 error = 0; 2541 break; 2542 2543 default: 2544 error = linux_ioctl_socket_ifreq(td, args->fd, args->cmd, 2545 PTRIN(args->arg)); 2546 break; 2547 } 2548 2549 CURVNET_RESTORE(); 2550 return (error); 2551 } 2552 2553 /* 2554 * Device private ioctl handler 2555 */ 2556 static int 2557 linux_ioctl_private(struct thread *td, struct linux_ioctl_args *args) 2558 { 2559 struct file *fp; 2560 int error, type; 2561 2562 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 2563 if (error != 0) 2564 return (error); 2565 type = fp->f_type; 2566 fdrop(fp, td); 2567 if (type == DTYPE_SOCKET) 2568 return (linux_ioctl_socket(td, args)); 2569 return (ENOIOCTL); 2570 } 2571 2572 /* 2573 * DRM ioctl handler (sys/dev/drm) 2574 */ 2575 static int 2576 linux_ioctl_drm(struct thread *td, struct linux_ioctl_args *args) 2577 { 2578 args->cmd = SETDIR(args->cmd); 2579 return (sys_ioctl(td, (struct ioctl_args *)args)); 2580 } 2581 2582 #ifdef COMPAT_LINUX32 2583 static int 2584 linux_ioctl_sg_io(struct thread *td, struct linux_ioctl_args *args) 2585 { 2586 struct sg_io_hdr io; 2587 struct sg_io_hdr32 io32; 2588 struct file *fp; 2589 int error; 2590 2591 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 2592 if (error != 0) { 2593 printf("sg_linux_ioctl: fget returned %d\n", error); 2594 return (error); 2595 } 2596 2597 if ((error = copyin((void *)args->arg, &io32, sizeof(io32))) != 0) 2598 goto out; 2599 2600 CP(io32, io, interface_id); 2601 CP(io32, io, dxfer_direction); 2602 CP(io32, io, cmd_len); 2603 CP(io32, io, mx_sb_len); 2604 CP(io32, io, iovec_count); 2605 CP(io32, io, dxfer_len); 2606 PTRIN_CP(io32, io, dxferp); 2607 PTRIN_CP(io32, io, cmdp); 2608 PTRIN_CP(io32, io, sbp); 2609 CP(io32, io, timeout); 2610 CP(io32, io, flags); 2611 CP(io32, io, pack_id); 2612 PTRIN_CP(io32, io, usr_ptr); 2613 CP(io32, io, status); 2614 CP(io32, io, masked_status); 2615 CP(io32, io, msg_status); 2616 CP(io32, io, sb_len_wr); 2617 CP(io32, io, host_status); 2618 CP(io32, io, driver_status); 2619 CP(io32, io, resid); 2620 CP(io32, io, duration); 2621 CP(io32, io, info); 2622 2623 if ((error = fo_ioctl(fp, SG_IO, (caddr_t)&io, td->td_ucred, td)) != 0) 2624 goto out; 2625 2626 CP(io, io32, interface_id); 2627 CP(io, io32, dxfer_direction); 2628 CP(io, io32, cmd_len); 2629 CP(io, io32, mx_sb_len); 2630 CP(io, io32, iovec_count); 2631 CP(io, io32, dxfer_len); 2632 PTROUT_CP(io, io32, dxferp); 2633 PTROUT_CP(io, io32, cmdp); 2634 PTROUT_CP(io, io32, sbp); 2635 CP(io, io32, timeout); 2636 CP(io, io32, flags); 2637 CP(io, io32, pack_id); 2638 PTROUT_CP(io, io32, usr_ptr); 2639 CP(io, io32, status); 2640 CP(io, io32, masked_status); 2641 CP(io, io32, msg_status); 2642 CP(io, io32, sb_len_wr); 2643 CP(io, io32, host_status); 2644 CP(io, io32, driver_status); 2645 CP(io, io32, resid); 2646 CP(io, io32, duration); 2647 CP(io, io32, info); 2648 2649 error = copyout(&io32, (void *)args->arg, sizeof(io32)); 2650 2651 out: 2652 fdrop(fp, td); 2653 return (error); 2654 } 2655 #endif 2656 2657 static int 2658 linux_ioctl_sg(struct thread *td, struct linux_ioctl_args *args) 2659 { 2660 2661 switch (args->cmd) { 2662 case LINUX_SG_GET_VERSION_NUM: 2663 args->cmd = SG_GET_VERSION_NUM; 2664 break; 2665 case LINUX_SG_SET_TIMEOUT: 2666 args->cmd = SG_SET_TIMEOUT; 2667 break; 2668 case LINUX_SG_GET_TIMEOUT: 2669 args->cmd = SG_GET_TIMEOUT; 2670 break; 2671 case LINUX_SG_IO: 2672 args->cmd = SG_IO; 2673 #ifdef COMPAT_LINUX32 2674 return (linux_ioctl_sg_io(td, args)); 2675 #endif 2676 break; 2677 case LINUX_SG_GET_RESERVED_SIZE: 2678 args->cmd = SG_GET_RESERVED_SIZE; 2679 break; 2680 case LINUX_SG_GET_SCSI_ID: 2681 args->cmd = SG_GET_SCSI_ID; 2682 break; 2683 case LINUX_SG_GET_SG_TABLESIZE: 2684 args->cmd = SG_GET_SG_TABLESIZE; 2685 break; 2686 default: 2687 return (ENODEV); 2688 } 2689 return (sys_ioctl(td, (struct ioctl_args *)args)); 2690 } 2691 2692 /* 2693 * Video4Linux (V4L) ioctl handler 2694 */ 2695 static int 2696 linux_to_bsd_v4l_tuner(struct l_video_tuner *lvt, struct video_tuner *vt) 2697 { 2698 vt->tuner = lvt->tuner; 2699 strlcpy(vt->name, lvt->name, LINUX_VIDEO_TUNER_NAME_SIZE); 2700 vt->rangelow = lvt->rangelow; /* possible long size conversion */ 2701 vt->rangehigh = lvt->rangehigh; /* possible long size conversion */ 2702 vt->flags = lvt->flags; 2703 vt->mode = lvt->mode; 2704 vt->signal = lvt->signal; 2705 return (0); 2706 } 2707 2708 static int 2709 bsd_to_linux_v4l_tuner(struct video_tuner *vt, struct l_video_tuner *lvt) 2710 { 2711 lvt->tuner = vt->tuner; 2712 strlcpy(lvt->name, vt->name, LINUX_VIDEO_TUNER_NAME_SIZE); 2713 lvt->rangelow = vt->rangelow; /* possible long size conversion */ 2714 lvt->rangehigh = vt->rangehigh; /* possible long size conversion */ 2715 lvt->flags = vt->flags; 2716 lvt->mode = vt->mode; 2717 lvt->signal = vt->signal; 2718 return (0); 2719 } 2720 2721 #ifdef COMPAT_LINUX_V4L_CLIPLIST 2722 static int 2723 linux_to_bsd_v4l_clip(struct l_video_clip *lvc, struct video_clip *vc) 2724 { 2725 vc->x = lvc->x; 2726 vc->y = lvc->y; 2727 vc->width = lvc->width; 2728 vc->height = lvc->height; 2729 vc->next = PTRIN(lvc->next); /* possible pointer size conversion */ 2730 return (0); 2731 } 2732 #endif 2733 2734 static int 2735 linux_to_bsd_v4l_window(struct l_video_window *lvw, struct video_window *vw) 2736 { 2737 vw->x = lvw->x; 2738 vw->y = lvw->y; 2739 vw->width = lvw->width; 2740 vw->height = lvw->height; 2741 vw->chromakey = lvw->chromakey; 2742 vw->flags = lvw->flags; 2743 vw->clips = PTRIN(lvw->clips); /* possible pointer size conversion */ 2744 vw->clipcount = lvw->clipcount; 2745 return (0); 2746 } 2747 2748 static int 2749 bsd_to_linux_v4l_window(struct video_window *vw, struct l_video_window *lvw) 2750 { 2751 memset(lvw, 0, sizeof(*lvw)); 2752 2753 lvw->x = vw->x; 2754 lvw->y = vw->y; 2755 lvw->width = vw->width; 2756 lvw->height = vw->height; 2757 lvw->chromakey = vw->chromakey; 2758 lvw->flags = vw->flags; 2759 lvw->clips = PTROUT(vw->clips); /* possible pointer size conversion */ 2760 lvw->clipcount = vw->clipcount; 2761 return (0); 2762 } 2763 2764 static int 2765 linux_to_bsd_v4l_buffer(struct l_video_buffer *lvb, struct video_buffer *vb) 2766 { 2767 vb->base = PTRIN(lvb->base); /* possible pointer size conversion */ 2768 vb->height = lvb->height; 2769 vb->width = lvb->width; 2770 vb->depth = lvb->depth; 2771 vb->bytesperline = lvb->bytesperline; 2772 return (0); 2773 } 2774 2775 static int 2776 bsd_to_linux_v4l_buffer(struct video_buffer *vb, struct l_video_buffer *lvb) 2777 { 2778 lvb->base = PTROUT(vb->base); /* possible pointer size conversion */ 2779 lvb->height = vb->height; 2780 lvb->width = vb->width; 2781 lvb->depth = vb->depth; 2782 lvb->bytesperline = vb->bytesperline; 2783 return (0); 2784 } 2785 2786 static int 2787 linux_to_bsd_v4l_code(struct l_video_code *lvc, struct video_code *vc) 2788 { 2789 strlcpy(vc->loadwhat, lvc->loadwhat, LINUX_VIDEO_CODE_LOADWHAT_SIZE); 2790 vc->datasize = lvc->datasize; 2791 vc->data = PTRIN(lvc->data); /* possible pointer size conversion */ 2792 return (0); 2793 } 2794 2795 #ifdef COMPAT_LINUX_V4L_CLIPLIST 2796 static int 2797 linux_v4l_clip_copy(void *lvc, struct video_clip **ppvc) 2798 { 2799 int error; 2800 struct video_clip vclip; 2801 struct l_video_clip l_vclip; 2802 2803 error = copyin(lvc, &l_vclip, sizeof(l_vclip)); 2804 if (error) return (error); 2805 linux_to_bsd_v4l_clip(&l_vclip, &vclip); 2806 /* XXX: If there can be no concurrency: s/M_NOWAIT/M_WAITOK/ */ 2807 if ((*ppvc = malloc(sizeof(**ppvc), M_LINUX, M_NOWAIT)) == NULL) 2808 return (ENOMEM); /* XXX: Linux has no ENOMEM here. */ 2809 memcpy(*ppvc, &vclip, sizeof(vclip)); 2810 (*ppvc)->next = NULL; 2811 return (0); 2812 } 2813 2814 static int 2815 linux_v4l_cliplist_free(struct video_window *vw) 2816 { 2817 struct video_clip **ppvc; 2818 struct video_clip **ppvc_next; 2819 2820 for (ppvc = &(vw->clips); *ppvc != NULL; ppvc = ppvc_next) { 2821 ppvc_next = &((*ppvc)->next); 2822 free(*ppvc, M_LINUX); 2823 } 2824 vw->clips = NULL; 2825 2826 return (0); 2827 } 2828 2829 static int 2830 linux_v4l_cliplist_copy(struct l_video_window *lvw, struct video_window *vw) 2831 { 2832 int error; 2833 int clipcount; 2834 void *plvc; 2835 struct video_clip **ppvc; 2836 2837 /* 2838 * XXX: The cliplist is used to pass in a list of clipping 2839 * rectangles or, if clipcount == VIDEO_CLIP_BITMAP, a 2840 * clipping bitmap. Some Linux apps, however, appear to 2841 * leave cliplist and clips uninitialized. In any case, 2842 * the cliplist is not used by pwc(4), at the time of 2843 * writing, FreeBSD's only V4L driver. When a driver 2844 * that uses the cliplist is developed, this code may 2845 * need re-examiniation. 2846 */ 2847 error = 0; 2848 clipcount = vw->clipcount; 2849 if (clipcount == VIDEO_CLIP_BITMAP) { 2850 /* 2851 * In this case, the pointer (clips) is overloaded 2852 * to be a "void *" to a bitmap, therefore there 2853 * is no struct video_clip to copy now. 2854 */ 2855 } else if (clipcount > 0 && clipcount <= 16384) { 2856 /* 2857 * Clips points to list of clip rectangles, so 2858 * copy the list. 2859 * 2860 * XXX: Upper limit of 16384 was used here to try to 2861 * avoid cases when clipcount and clips pointer 2862 * are uninitialized and therefore have high random 2863 * values, as is the case in the Linux Skype 2864 * application. The value 16384 was chosen as that 2865 * is what is used in the Linux stradis(4) MPEG 2866 * decoder driver, the only place we found an 2867 * example of cliplist use. 2868 */ 2869 plvc = PTRIN(lvw->clips); 2870 vw->clips = NULL; 2871 ppvc = &(vw->clips); 2872 while (clipcount-- > 0) { 2873 if (plvc == NULL) { 2874 error = EFAULT; 2875 break; 2876 } else { 2877 error = linux_v4l_clip_copy(plvc, ppvc); 2878 if (error) { 2879 linux_v4l_cliplist_free(vw); 2880 break; 2881 } 2882 } 2883 ppvc = &((*ppvc)->next); 2884 plvc = PTRIN(((struct l_video_clip *) plvc)->next); 2885 } 2886 } else { 2887 /* 2888 * clipcount == 0 or negative (but not VIDEO_CLIP_BITMAP) 2889 * Force cliplist to null. 2890 */ 2891 vw->clipcount = 0; 2892 vw->clips = NULL; 2893 } 2894 return (error); 2895 } 2896 #endif 2897 2898 static int 2899 linux_ioctl_v4l(struct thread *td, struct linux_ioctl_args *args) 2900 { 2901 struct file *fp; 2902 int error; 2903 struct video_tuner vtun; 2904 struct video_window vwin; 2905 struct video_buffer vbuf; 2906 struct video_code vcode; 2907 struct l_video_tuner l_vtun; 2908 struct l_video_window l_vwin; 2909 struct l_video_buffer l_vbuf; 2910 struct l_video_code l_vcode; 2911 2912 switch (args->cmd & 0xffff) { 2913 case LINUX_VIDIOCGCAP: args->cmd = VIDIOCGCAP; break; 2914 case LINUX_VIDIOCGCHAN: args->cmd = VIDIOCGCHAN; break; 2915 case LINUX_VIDIOCSCHAN: args->cmd = VIDIOCSCHAN; break; 2916 2917 case LINUX_VIDIOCGTUNER: 2918 error = fget(td, args->fd, 2919 &cap_ioctl_rights, &fp); 2920 if (error != 0) 2921 return (error); 2922 error = copyin((void *) args->arg, &l_vtun, sizeof(l_vtun)); 2923 if (error) { 2924 fdrop(fp, td); 2925 return (error); 2926 } 2927 linux_to_bsd_v4l_tuner(&l_vtun, &vtun); 2928 error = fo_ioctl(fp, VIDIOCGTUNER, &vtun, td->td_ucred, td); 2929 if (!error) { 2930 bsd_to_linux_v4l_tuner(&vtun, &l_vtun); 2931 error = copyout(&l_vtun, (void *) args->arg, 2932 sizeof(l_vtun)); 2933 } 2934 fdrop(fp, td); 2935 return (error); 2936 2937 case LINUX_VIDIOCSTUNER: 2938 error = fget(td, args->fd, 2939 &cap_ioctl_rights, &fp); 2940 if (error != 0) 2941 return (error); 2942 error = copyin((void *) args->arg, &l_vtun, sizeof(l_vtun)); 2943 if (error) { 2944 fdrop(fp, td); 2945 return (error); 2946 } 2947 linux_to_bsd_v4l_tuner(&l_vtun, &vtun); 2948 error = fo_ioctl(fp, VIDIOCSTUNER, &vtun, td->td_ucred, td); 2949 fdrop(fp, td); 2950 return (error); 2951 2952 case LINUX_VIDIOCGPICT: args->cmd = VIDIOCGPICT; break; 2953 case LINUX_VIDIOCSPICT: args->cmd = VIDIOCSPICT; break; 2954 case LINUX_VIDIOCCAPTURE: args->cmd = VIDIOCCAPTURE; break; 2955 2956 case LINUX_VIDIOCGWIN: 2957 error = fget(td, args->fd, 2958 &cap_ioctl_rights, &fp); 2959 if (error != 0) 2960 return (error); 2961 error = fo_ioctl(fp, VIDIOCGWIN, &vwin, td->td_ucred, td); 2962 if (!error) { 2963 bsd_to_linux_v4l_window(&vwin, &l_vwin); 2964 error = copyout(&l_vwin, (void *) args->arg, 2965 sizeof(l_vwin)); 2966 } 2967 fdrop(fp, td); 2968 return (error); 2969 2970 case LINUX_VIDIOCSWIN: 2971 error = fget(td, args->fd, 2972 &cap_ioctl_rights, &fp); 2973 if (error != 0) 2974 return (error); 2975 error = copyin((void *) args->arg, &l_vwin, sizeof(l_vwin)); 2976 if (error) { 2977 fdrop(fp, td); 2978 return (error); 2979 } 2980 linux_to_bsd_v4l_window(&l_vwin, &vwin); 2981 #ifdef COMPAT_LINUX_V4L_CLIPLIST 2982 error = linux_v4l_cliplist_copy(&l_vwin, &vwin); 2983 if (error) { 2984 fdrop(fp, td); 2985 return (error); 2986 } 2987 #endif 2988 error = fo_ioctl(fp, VIDIOCSWIN, &vwin, td->td_ucred, td); 2989 fdrop(fp, td); 2990 #ifdef COMPAT_LINUX_V4L_CLIPLIST 2991 linux_v4l_cliplist_free(&vwin); 2992 #endif 2993 return (error); 2994 2995 case LINUX_VIDIOCGFBUF: 2996 error = fget(td, args->fd, 2997 &cap_ioctl_rights, &fp); 2998 if (error != 0) 2999 return (error); 3000 error = fo_ioctl(fp, VIDIOCGFBUF, &vbuf, td->td_ucred, td); 3001 if (!error) { 3002 bsd_to_linux_v4l_buffer(&vbuf, &l_vbuf); 3003 error = copyout(&l_vbuf, (void *) args->arg, 3004 sizeof(l_vbuf)); 3005 } 3006 fdrop(fp, td); 3007 return (error); 3008 3009 case LINUX_VIDIOCSFBUF: 3010 error = fget(td, args->fd, 3011 &cap_ioctl_rights, &fp); 3012 if (error != 0) 3013 return (error); 3014 error = copyin((void *) args->arg, &l_vbuf, sizeof(l_vbuf)); 3015 if (error) { 3016 fdrop(fp, td); 3017 return (error); 3018 } 3019 linux_to_bsd_v4l_buffer(&l_vbuf, &vbuf); 3020 error = fo_ioctl(fp, VIDIOCSFBUF, &vbuf, td->td_ucred, td); 3021 fdrop(fp, td); 3022 return (error); 3023 3024 case LINUX_VIDIOCKEY: args->cmd = VIDIOCKEY; break; 3025 case LINUX_VIDIOCGFREQ: args->cmd = VIDIOCGFREQ; break; 3026 case LINUX_VIDIOCSFREQ: args->cmd = VIDIOCSFREQ; break; 3027 case LINUX_VIDIOCGAUDIO: args->cmd = VIDIOCGAUDIO; break; 3028 case LINUX_VIDIOCSAUDIO: args->cmd = VIDIOCSAUDIO; break; 3029 case LINUX_VIDIOCSYNC: args->cmd = VIDIOCSYNC; break; 3030 case LINUX_VIDIOCMCAPTURE: args->cmd = VIDIOCMCAPTURE; break; 3031 case LINUX_VIDIOCGMBUF: args->cmd = VIDIOCGMBUF; break; 3032 case LINUX_VIDIOCGUNIT: args->cmd = VIDIOCGUNIT; break; 3033 case LINUX_VIDIOCGCAPTURE: args->cmd = VIDIOCGCAPTURE; break; 3034 case LINUX_VIDIOCSCAPTURE: args->cmd = VIDIOCSCAPTURE; break; 3035 case LINUX_VIDIOCSPLAYMODE: args->cmd = VIDIOCSPLAYMODE; break; 3036 case LINUX_VIDIOCSWRITEMODE: args->cmd = VIDIOCSWRITEMODE; break; 3037 case LINUX_VIDIOCGPLAYINFO: args->cmd = VIDIOCGPLAYINFO; break; 3038 3039 case LINUX_VIDIOCSMICROCODE: 3040 error = fget(td, args->fd, 3041 &cap_ioctl_rights, &fp); 3042 if (error != 0) 3043 return (error); 3044 error = copyin((void *) args->arg, &l_vcode, sizeof(l_vcode)); 3045 if (error) { 3046 fdrop(fp, td); 3047 return (error); 3048 } 3049 linux_to_bsd_v4l_code(&l_vcode, &vcode); 3050 error = fo_ioctl(fp, VIDIOCSMICROCODE, &vcode, td->td_ucred, td); 3051 fdrop(fp, td); 3052 return (error); 3053 3054 case LINUX_VIDIOCGVBIFMT: args->cmd = VIDIOCGVBIFMT; break; 3055 case LINUX_VIDIOCSVBIFMT: args->cmd = VIDIOCSVBIFMT; break; 3056 default: return (ENOIOCTL); 3057 } 3058 3059 error = sys_ioctl(td, (struct ioctl_args *)args); 3060 return (error); 3061 } 3062 3063 /* 3064 * Special ioctl handler 3065 */ 3066 static int 3067 linux_ioctl_special(struct thread *td, struct linux_ioctl_args *args) 3068 { 3069 int error; 3070 3071 switch (args->cmd) { 3072 case LINUX_SIOCGIFADDR: 3073 args->cmd = SIOCGIFADDR; 3074 error = sys_ioctl(td, (struct ioctl_args *)args); 3075 break; 3076 case LINUX_SIOCSIFADDR: 3077 args->cmd = SIOCSIFADDR; 3078 error = sys_ioctl(td, (struct ioctl_args *)args); 3079 break; 3080 case LINUX_SIOCGIFFLAGS: 3081 args->cmd = SIOCGIFFLAGS; 3082 error = sys_ioctl(td, (struct ioctl_args *)args); 3083 break; 3084 default: 3085 error = ENOIOCTL; 3086 } 3087 3088 return (error); 3089 } 3090 3091 static int 3092 linux_to_bsd_v4l2_standard(struct l_v4l2_standard *lvstd, struct v4l2_standard *vstd) 3093 { 3094 vstd->index = lvstd->index; 3095 vstd->id = lvstd->id; 3096 CTASSERT(sizeof(vstd->name) == sizeof(lvstd->name)); 3097 memcpy(vstd->name, lvstd->name, sizeof(vstd->name)); 3098 vstd->frameperiod = lvstd->frameperiod; 3099 vstd->framelines = lvstd->framelines; 3100 CTASSERT(sizeof(vstd->reserved) == sizeof(lvstd->reserved)); 3101 memcpy(vstd->reserved, lvstd->reserved, sizeof(vstd->reserved)); 3102 return (0); 3103 } 3104 3105 static int 3106 bsd_to_linux_v4l2_standard(struct v4l2_standard *vstd, struct l_v4l2_standard *lvstd) 3107 { 3108 lvstd->index = vstd->index; 3109 lvstd->id = vstd->id; 3110 CTASSERT(sizeof(vstd->name) == sizeof(lvstd->name)); 3111 memcpy(lvstd->name, vstd->name, sizeof(lvstd->name)); 3112 lvstd->frameperiod = vstd->frameperiod; 3113 lvstd->framelines = vstd->framelines; 3114 CTASSERT(sizeof(vstd->reserved) == sizeof(lvstd->reserved)); 3115 memcpy(lvstd->reserved, vstd->reserved, sizeof(lvstd->reserved)); 3116 return (0); 3117 } 3118 3119 static int 3120 linux_to_bsd_v4l2_buffer(struct l_v4l2_buffer *lvb, struct v4l2_buffer *vb) 3121 { 3122 vb->index = lvb->index; 3123 vb->type = lvb->type; 3124 vb->bytesused = lvb->bytesused; 3125 vb->flags = lvb->flags; 3126 vb->field = lvb->field; 3127 vb->timestamp.tv_sec = lvb->timestamp.tv_sec; 3128 vb->timestamp.tv_usec = lvb->timestamp.tv_usec; 3129 memcpy(&vb->timecode, &lvb->timecode, sizeof (lvb->timecode)); 3130 vb->sequence = lvb->sequence; 3131 vb->memory = lvb->memory; 3132 if (lvb->memory == V4L2_MEMORY_USERPTR) 3133 /* possible pointer size conversion */ 3134 vb->m.userptr = (unsigned long)PTRIN(lvb->m.userptr); 3135 else 3136 vb->m.offset = lvb->m.offset; 3137 vb->length = lvb->length; 3138 vb->input = lvb->input; 3139 vb->reserved = lvb->reserved; 3140 return (0); 3141 } 3142 3143 static int 3144 bsd_to_linux_v4l2_buffer(struct v4l2_buffer *vb, struct l_v4l2_buffer *lvb) 3145 { 3146 lvb->index = vb->index; 3147 lvb->type = vb->type; 3148 lvb->bytesused = vb->bytesused; 3149 lvb->flags = vb->flags; 3150 lvb->field = vb->field; 3151 lvb->timestamp.tv_sec = vb->timestamp.tv_sec; 3152 lvb->timestamp.tv_usec = vb->timestamp.tv_usec; 3153 memcpy(&lvb->timecode, &vb->timecode, sizeof (vb->timecode)); 3154 lvb->sequence = vb->sequence; 3155 lvb->memory = vb->memory; 3156 if (vb->memory == V4L2_MEMORY_USERPTR) 3157 /* possible pointer size conversion */ 3158 lvb->m.userptr = PTROUT(vb->m.userptr); 3159 else 3160 lvb->m.offset = vb->m.offset; 3161 lvb->length = vb->length; 3162 lvb->input = vb->input; 3163 lvb->reserved = vb->reserved; 3164 return (0); 3165 } 3166 3167 static int 3168 linux_to_bsd_v4l2_format(struct l_v4l2_format *lvf, struct v4l2_format *vf) 3169 { 3170 vf->type = lvf->type; 3171 if (lvf->type == V4L2_BUF_TYPE_VIDEO_OVERLAY 3172 #ifdef V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3173 || lvf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3174 #endif 3175 ) 3176 /* 3177 * XXX TODO - needs 32 -> 64 bit conversion: 3178 * (unused by webcams?) 3179 */ 3180 return (EINVAL); 3181 memcpy(&vf->fmt, &lvf->fmt, sizeof(vf->fmt)); 3182 return (0); 3183 } 3184 3185 static int 3186 bsd_to_linux_v4l2_format(struct v4l2_format *vf, struct l_v4l2_format *lvf) 3187 { 3188 lvf->type = vf->type; 3189 if (vf->type == V4L2_BUF_TYPE_VIDEO_OVERLAY 3190 #ifdef V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3191 || vf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3192 #endif 3193 ) 3194 /* 3195 * XXX TODO - needs 32 -> 64 bit conversion: 3196 * (unused by webcams?) 3197 */ 3198 return (EINVAL); 3199 memcpy(&lvf->fmt, &vf->fmt, sizeof(vf->fmt)); 3200 return (0); 3201 } 3202 static int 3203 linux_ioctl_v4l2(struct thread *td, struct linux_ioctl_args *args) 3204 { 3205 struct file *fp; 3206 int error; 3207 struct v4l2_format vformat; 3208 struct l_v4l2_format l_vformat; 3209 struct v4l2_standard vstd; 3210 struct l_v4l2_standard l_vstd; 3211 struct l_v4l2_buffer l_vbuf; 3212 struct v4l2_buffer vbuf; 3213 struct v4l2_input vinp; 3214 3215 switch (args->cmd & 0xffff) { 3216 case LINUX_VIDIOC_RESERVED: 3217 case LINUX_VIDIOC_LOG_STATUS: 3218 if ((args->cmd & IOC_DIRMASK) != LINUX_IOC_VOID) 3219 return (ENOIOCTL); 3220 args->cmd = (args->cmd & 0xffff) | IOC_VOID; 3221 break; 3222 3223 case LINUX_VIDIOC_OVERLAY: 3224 case LINUX_VIDIOC_STREAMON: 3225 case LINUX_VIDIOC_STREAMOFF: 3226 case LINUX_VIDIOC_S_STD: 3227 case LINUX_VIDIOC_S_TUNER: 3228 case LINUX_VIDIOC_S_AUDIO: 3229 case LINUX_VIDIOC_S_AUDOUT: 3230 case LINUX_VIDIOC_S_MODULATOR: 3231 case LINUX_VIDIOC_S_FREQUENCY: 3232 case LINUX_VIDIOC_S_CROP: 3233 case LINUX_VIDIOC_S_JPEGCOMP: 3234 case LINUX_VIDIOC_S_PRIORITY: 3235 case LINUX_VIDIOC_DBG_S_REGISTER: 3236 case LINUX_VIDIOC_S_HW_FREQ_SEEK: 3237 case LINUX_VIDIOC_SUBSCRIBE_EVENT: 3238 case LINUX_VIDIOC_UNSUBSCRIBE_EVENT: 3239 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_IN; 3240 break; 3241 3242 case LINUX_VIDIOC_QUERYCAP: 3243 case LINUX_VIDIOC_G_STD: 3244 case LINUX_VIDIOC_G_AUDIO: 3245 case LINUX_VIDIOC_G_INPUT: 3246 case LINUX_VIDIOC_G_OUTPUT: 3247 case LINUX_VIDIOC_G_AUDOUT: 3248 case LINUX_VIDIOC_G_JPEGCOMP: 3249 case LINUX_VIDIOC_QUERYSTD: 3250 case LINUX_VIDIOC_G_PRIORITY: 3251 case LINUX_VIDIOC_QUERY_DV_PRESET: 3252 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_OUT; 3253 break; 3254 3255 case LINUX_VIDIOC_ENUM_FMT: 3256 case LINUX_VIDIOC_REQBUFS: 3257 case LINUX_VIDIOC_G_PARM: 3258 case LINUX_VIDIOC_S_PARM: 3259 case LINUX_VIDIOC_G_CTRL: 3260 case LINUX_VIDIOC_S_CTRL: 3261 case LINUX_VIDIOC_G_TUNER: 3262 case LINUX_VIDIOC_QUERYCTRL: 3263 case LINUX_VIDIOC_QUERYMENU: 3264 case LINUX_VIDIOC_S_INPUT: 3265 case LINUX_VIDIOC_S_OUTPUT: 3266 case LINUX_VIDIOC_ENUMOUTPUT: 3267 case LINUX_VIDIOC_G_MODULATOR: 3268 case LINUX_VIDIOC_G_FREQUENCY: 3269 case LINUX_VIDIOC_CROPCAP: 3270 case LINUX_VIDIOC_G_CROP: 3271 case LINUX_VIDIOC_ENUMAUDIO: 3272 case LINUX_VIDIOC_ENUMAUDOUT: 3273 case LINUX_VIDIOC_G_SLICED_VBI_CAP: 3274 #ifdef VIDIOC_ENUM_FRAMESIZES 3275 case LINUX_VIDIOC_ENUM_FRAMESIZES: 3276 case LINUX_VIDIOC_ENUM_FRAMEINTERVALS: 3277 case LINUX_VIDIOC_ENCODER_CMD: 3278 case LINUX_VIDIOC_TRY_ENCODER_CMD: 3279 #endif 3280 case LINUX_VIDIOC_DBG_G_REGISTER: 3281 case LINUX_VIDIOC_DBG_G_CHIP_IDENT: 3282 case LINUX_VIDIOC_ENUM_DV_PRESETS: 3283 case LINUX_VIDIOC_S_DV_PRESET: 3284 case LINUX_VIDIOC_G_DV_PRESET: 3285 case LINUX_VIDIOC_S_DV_TIMINGS: 3286 case LINUX_VIDIOC_G_DV_TIMINGS: 3287 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_INOUT; 3288 break; 3289 3290 case LINUX_VIDIOC_G_FMT: 3291 case LINUX_VIDIOC_S_FMT: 3292 case LINUX_VIDIOC_TRY_FMT: 3293 error = copyin((void *)args->arg, &l_vformat, sizeof(l_vformat)); 3294 if (error) 3295 return (error); 3296 error = fget(td, args->fd, 3297 &cap_ioctl_rights, &fp); 3298 if (error) 3299 return (error); 3300 if (linux_to_bsd_v4l2_format(&l_vformat, &vformat) != 0) 3301 error = EINVAL; 3302 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_G_FMT) 3303 error = fo_ioctl(fp, VIDIOC_G_FMT, &vformat, 3304 td->td_ucred, td); 3305 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_S_FMT) 3306 error = fo_ioctl(fp, VIDIOC_S_FMT, &vformat, 3307 td->td_ucred, td); 3308 else 3309 error = fo_ioctl(fp, VIDIOC_TRY_FMT, &vformat, 3310 td->td_ucred, td); 3311 bsd_to_linux_v4l2_format(&vformat, &l_vformat); 3312 if (error == 0) 3313 error = copyout(&l_vformat, (void *)args->arg, 3314 sizeof(l_vformat)); 3315 fdrop(fp, td); 3316 return (error); 3317 3318 case LINUX_VIDIOC_ENUMSTD: 3319 error = copyin((void *)args->arg, &l_vstd, sizeof(l_vstd)); 3320 if (error) 3321 return (error); 3322 linux_to_bsd_v4l2_standard(&l_vstd, &vstd); 3323 error = fget(td, args->fd, 3324 &cap_ioctl_rights, &fp); 3325 if (error) 3326 return (error); 3327 error = fo_ioctl(fp, VIDIOC_ENUMSTD, (caddr_t)&vstd, 3328 td->td_ucred, td); 3329 if (error) { 3330 fdrop(fp, td); 3331 return (error); 3332 } 3333 bsd_to_linux_v4l2_standard(&vstd, &l_vstd); 3334 error = copyout(&l_vstd, (void *)args->arg, sizeof(l_vstd)); 3335 fdrop(fp, td); 3336 return (error); 3337 3338 case LINUX_VIDIOC_ENUMINPUT: 3339 /* 3340 * The Linux struct l_v4l2_input differs only in size, 3341 * it has no padding at the end. 3342 */ 3343 error = copyin((void *)args->arg, &vinp, 3344 sizeof(struct l_v4l2_input)); 3345 if (error != 0) 3346 return (error); 3347 error = fget(td, args->fd, 3348 &cap_ioctl_rights, &fp); 3349 if (error != 0) 3350 return (error); 3351 error = fo_ioctl(fp, VIDIOC_ENUMINPUT, (caddr_t)&vinp, 3352 td->td_ucred, td); 3353 if (error) { 3354 fdrop(fp, td); 3355 return (error); 3356 } 3357 error = copyout(&vinp, (void *)args->arg, 3358 sizeof(struct l_v4l2_input)); 3359 fdrop(fp, td); 3360 return (error); 3361 3362 case LINUX_VIDIOC_QUERYBUF: 3363 case LINUX_VIDIOC_QBUF: 3364 case LINUX_VIDIOC_DQBUF: 3365 error = copyin((void *)args->arg, &l_vbuf, sizeof(l_vbuf)); 3366 if (error) 3367 return (error); 3368 error = fget(td, args->fd, 3369 &cap_ioctl_rights, &fp); 3370 if (error) 3371 return (error); 3372 linux_to_bsd_v4l2_buffer(&l_vbuf, &vbuf); 3373 if ((args->cmd & 0xffff) == LINUX_VIDIOC_QUERYBUF) 3374 error = fo_ioctl(fp, VIDIOC_QUERYBUF, &vbuf, 3375 td->td_ucred, td); 3376 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_QBUF) 3377 error = fo_ioctl(fp, VIDIOC_QBUF, &vbuf, 3378 td->td_ucred, td); 3379 else 3380 error = fo_ioctl(fp, VIDIOC_DQBUF, &vbuf, 3381 td->td_ucred, td); 3382 bsd_to_linux_v4l2_buffer(&vbuf, &l_vbuf); 3383 if (error == 0) 3384 error = copyout(&l_vbuf, (void *)args->arg, 3385 sizeof(l_vbuf)); 3386 fdrop(fp, td); 3387 return (error); 3388 3389 /* 3390 * XXX TODO - these need 32 -> 64 bit conversion: 3391 * (are any of them needed for webcams?) 3392 */ 3393 case LINUX_VIDIOC_G_FBUF: 3394 case LINUX_VIDIOC_S_FBUF: 3395 3396 case LINUX_VIDIOC_G_EXT_CTRLS: 3397 case LINUX_VIDIOC_S_EXT_CTRLS: 3398 case LINUX_VIDIOC_TRY_EXT_CTRLS: 3399 3400 case LINUX_VIDIOC_DQEVENT: 3401 3402 default: return (ENOIOCTL); 3403 } 3404 3405 error = sys_ioctl(td, (struct ioctl_args *)args); 3406 return (error); 3407 } 3408 3409 /* 3410 * Support for emulators/linux-libusb. This port uses FBSD_LUSB* macros 3411 * instead of USB* ones. This lets us to provide correct values for cmd. 3412 * 0xffffffe0 -- 0xffffffff range seemed to be the least collision-prone. 3413 */ 3414 static int 3415 linux_ioctl_fbsd_usb(struct thread *td, struct linux_ioctl_args *args) 3416 { 3417 int error; 3418 3419 error = 0; 3420 switch (args->cmd) { 3421 case FBSD_LUSB_DEVICEENUMERATE: 3422 args->cmd = USB_DEVICEENUMERATE; 3423 break; 3424 case FBSD_LUSB_DEV_QUIRK_ADD: 3425 args->cmd = USB_DEV_QUIRK_ADD; 3426 break; 3427 case FBSD_LUSB_DEV_QUIRK_GET: 3428 args->cmd = USB_DEV_QUIRK_GET; 3429 break; 3430 case FBSD_LUSB_DEV_QUIRK_REMOVE: 3431 args->cmd = USB_DEV_QUIRK_REMOVE; 3432 break; 3433 case FBSD_LUSB_DO_REQUEST: 3434 args->cmd = USB_DO_REQUEST; 3435 break; 3436 case FBSD_LUSB_FS_CLEAR_STALL_SYNC: 3437 args->cmd = USB_FS_CLEAR_STALL_SYNC; 3438 break; 3439 case FBSD_LUSB_FS_CLOSE: 3440 args->cmd = USB_FS_CLOSE; 3441 break; 3442 case FBSD_LUSB_FS_COMPLETE: 3443 args->cmd = USB_FS_COMPLETE; 3444 break; 3445 case FBSD_LUSB_FS_INIT: 3446 args->cmd = USB_FS_INIT; 3447 break; 3448 case FBSD_LUSB_FS_OPEN: 3449 args->cmd = USB_FS_OPEN; 3450 break; 3451 case FBSD_LUSB_FS_START: 3452 args->cmd = USB_FS_START; 3453 break; 3454 case FBSD_LUSB_FS_STOP: 3455 args->cmd = USB_FS_STOP; 3456 break; 3457 case FBSD_LUSB_FS_UNINIT: 3458 args->cmd = USB_FS_UNINIT; 3459 break; 3460 case FBSD_LUSB_GET_CONFIG: 3461 args->cmd = USB_GET_CONFIG; 3462 break; 3463 case FBSD_LUSB_GET_DEVICEINFO: 3464 args->cmd = USB_GET_DEVICEINFO; 3465 break; 3466 case FBSD_LUSB_GET_DEVICE_DESC: 3467 args->cmd = USB_GET_DEVICE_DESC; 3468 break; 3469 case FBSD_LUSB_GET_FULL_DESC: 3470 args->cmd = USB_GET_FULL_DESC; 3471 break; 3472 case FBSD_LUSB_GET_IFACE_DRIVER: 3473 args->cmd = USB_GET_IFACE_DRIVER; 3474 break; 3475 case FBSD_LUSB_GET_PLUGTIME: 3476 args->cmd = USB_GET_PLUGTIME; 3477 break; 3478 case FBSD_LUSB_GET_POWER_MODE: 3479 args->cmd = USB_GET_POWER_MODE; 3480 break; 3481 case FBSD_LUSB_GET_REPORT_DESC: 3482 args->cmd = USB_GET_REPORT_DESC; 3483 break; 3484 case FBSD_LUSB_GET_REPORT_ID: 3485 args->cmd = USB_GET_REPORT_ID; 3486 break; 3487 case FBSD_LUSB_GET_TEMPLATE: 3488 args->cmd = USB_GET_TEMPLATE; 3489 break; 3490 case FBSD_LUSB_IFACE_DRIVER_ACTIVE: 3491 args->cmd = USB_IFACE_DRIVER_ACTIVE; 3492 break; 3493 case FBSD_LUSB_IFACE_DRIVER_DETACH: 3494 args->cmd = USB_IFACE_DRIVER_DETACH; 3495 break; 3496 case FBSD_LUSB_QUIRK_NAME_GET: 3497 args->cmd = USB_QUIRK_NAME_GET; 3498 break; 3499 case FBSD_LUSB_READ_DIR: 3500 args->cmd = USB_READ_DIR; 3501 break; 3502 case FBSD_LUSB_SET_ALTINTERFACE: 3503 args->cmd = USB_SET_ALTINTERFACE; 3504 break; 3505 case FBSD_LUSB_SET_CONFIG: 3506 args->cmd = USB_SET_CONFIG; 3507 break; 3508 case FBSD_LUSB_SET_IMMED: 3509 args->cmd = USB_SET_IMMED; 3510 break; 3511 case FBSD_LUSB_SET_POWER_MODE: 3512 args->cmd = USB_SET_POWER_MODE; 3513 break; 3514 case FBSD_LUSB_SET_TEMPLATE: 3515 args->cmd = USB_SET_TEMPLATE; 3516 break; 3517 case FBSD_LUSB_FS_OPEN_STREAM: 3518 args->cmd = USB_FS_OPEN_STREAM; 3519 break; 3520 case FBSD_LUSB_GET_DEV_PORT_PATH: 3521 args->cmd = USB_GET_DEV_PORT_PATH; 3522 break; 3523 case FBSD_LUSB_GET_POWER_USAGE: 3524 args->cmd = USB_GET_POWER_USAGE; 3525 break; 3526 case FBSD_LUSB_DEVICESTATS: 3527 args->cmd = USB_DEVICESTATS; 3528 break; 3529 default: 3530 error = ENOIOCTL; 3531 } 3532 if (error != ENOIOCTL) 3533 error = sys_ioctl(td, (struct ioctl_args *)args); 3534 return (error); 3535 } 3536 3537 /* 3538 * Some evdev ioctls must be translated. 3539 * - EVIOCGMTSLOTS is a IOC_READ ioctl on Linux although it has input data 3540 * (must be IOC_INOUT on FreeBSD). 3541 * - On Linux, EVIOCGRAB, EVIOCREVOKE and EVIOCRMFF are defined as _IOW with 3542 * an int argument. You don't pass an int pointer to the ioctl(), however, 3543 * but just the int directly. On FreeBSD, they are defined as _IOWINT for 3544 * this to work. 3545 */ 3546 static int 3547 linux_ioctl_evdev(struct thread *td, struct linux_ioctl_args *args) 3548 { 3549 struct file *fp; 3550 clockid_t clock; 3551 int error; 3552 3553 args->cmd = SETDIR(args->cmd); 3554 3555 switch (args->cmd) { 3556 case (EVIOCGRAB & ~IOC_DIRMASK) | IOC_IN: 3557 args->cmd = EVIOCGRAB; 3558 break; 3559 case (EVIOCREVOKE & ~IOC_DIRMASK) | IOC_IN: 3560 args->cmd = EVIOCREVOKE; 3561 break; 3562 case (EVIOCRMFF & ~IOC_DIRMASK) | IOC_IN: 3563 args->cmd = EVIOCRMFF; 3564 break; 3565 case EVIOCSCLOCKID: { 3566 error = copyin(PTRIN(args->arg), &clock, sizeof(clock)); 3567 if (error != 0) 3568 return (error); 3569 if (clock & ~(LINUX_IOCTL_EVDEV_CLK)) 3570 return (EINVAL); 3571 error = linux_to_native_clockid(&clock, clock); 3572 if (error != 0) 3573 return (error); 3574 3575 error = fget(td, args->fd, 3576 &cap_ioctl_rights, &fp); 3577 if (error != 0) 3578 return (error); 3579 3580 error = fo_ioctl(fp, EVIOCSCLOCKID, &clock, td->td_ucred, td); 3581 fdrop(fp, td); 3582 return (error); 3583 } 3584 default: 3585 break; 3586 } 3587 3588 if (IOCBASECMD(args->cmd) == 3589 ((EVIOCGMTSLOTS(0) & ~IOC_DIRMASK) | IOC_OUT)) 3590 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_INOUT; 3591 3592 return (sys_ioctl(td, (struct ioctl_args *)args)); 3593 } 3594 3595 static int 3596 linux_ioctl_kcov(struct thread *td, struct linux_ioctl_args *args) 3597 { 3598 int error; 3599 3600 error = 0; 3601 switch (args->cmd & 0xffff) { 3602 case LINUX_KCOV_INIT_TRACE: 3603 args->cmd = KIOSETBUFSIZE; 3604 break; 3605 case LINUX_KCOV_ENABLE: 3606 args->cmd = KIOENABLE; 3607 if (args->arg == 0) 3608 args->arg = KCOV_MODE_TRACE_PC; 3609 else if (args->arg == 1) 3610 args->arg = KCOV_MODE_TRACE_CMP; 3611 else 3612 error = EINVAL; 3613 break; 3614 case LINUX_KCOV_DISABLE: 3615 args->cmd = KIODISABLE; 3616 break; 3617 default: 3618 error = ENOTTY; 3619 break; 3620 } 3621 3622 if (error == 0) 3623 error = sys_ioctl(td, (struct ioctl_args *)args); 3624 return (error); 3625 } 3626 3627 #ifndef COMPAT_LINUX32 3628 static int 3629 linux_ioctl_nvme(struct thread *td, struct linux_ioctl_args *args) 3630 { 3631 3632 /* 3633 * The NVMe drivers for namespace and controller implement these 3634 * commands using their native format. All the others are not 3635 * implemented yet. 3636 */ 3637 switch (args->cmd & 0xffff) { 3638 case LINUX_NVME_IOCTL_ID: 3639 args->cmd = NVME_IOCTL_ID; 3640 break; 3641 case LINUX_NVME_IOCTL_RESET: 3642 args->cmd = NVME_IOCTL_RESET; 3643 break; 3644 case LINUX_NVME_IOCTL_ADMIN_CMD: 3645 args->cmd = NVME_IOCTL_ADMIN_CMD; 3646 break; 3647 case LINUX_NVME_IOCTL_IO_CMD: 3648 args->cmd = NVME_IOCTL_IO_CMD; 3649 break; 3650 default: 3651 return (ENODEV); 3652 } 3653 return (sys_ioctl(td, (struct ioctl_args *)args)); 3654 } 3655 #endif 3656 3657 static int 3658 linux_ioctl_i2c(struct thread *td, struct linux_ioctl_args *args) 3659 { 3660 struct linux_i2c_rdwr_data lrdwr; 3661 struct linux_i2c_msg *lmsgs = NULL; 3662 struct iic_rdwr_data rdwr; 3663 struct iic_msg *msgs = NULL; 3664 struct file *fp; 3665 iic_linux_rdwr_t *linux_rdwr; 3666 l_ulong funcs; 3667 uint16_t lflags; 3668 uint8_t addr; 3669 int error; 3670 l_uint i; 3671 3672 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 3673 if (error != 0) 3674 return (error); 3675 3676 linux_rdwr = NULL; 3677 if (fp->f_type == DTYPE_VNODE && fp->f_vnode != NULL && 3678 fp->f_vnode->v_rdev != NULL) 3679 linux_rdwr = (iic_linux_rdwr_t *)fp->f_vnode->v_rdev->si_drv2; 3680 3681 switch (args->cmd & 0xffff) { 3682 case LINUX_I2C_RETRIES: 3683 case LINUX_I2C_TIMEOUT: 3684 case LINUX_I2C_PEC: 3685 error = 0; 3686 break; 3687 case LINUX_I2C_TENBIT: 3688 error = (args->arg == 0) ? 0 : ENOTSUP; 3689 break; 3690 case LINUX_I2C_FUNCS: 3691 funcs = LINUX_I2C_FUNC_I2C | LINUX_I2C_FUNC_NOSTART; 3692 error = copyout(&funcs, (void *)args->arg, sizeof(funcs)); 3693 break; 3694 case LINUX_I2C_SLAVE: 3695 case LINUX_I2C_SLAVE_FORCE: 3696 if (args->arg > 0x7f) { 3697 error = EINVAL; 3698 break; 3699 } 3700 addr = (uint8_t)(args->arg << 1); 3701 error = fo_ioctl(fp, I2CSADDR, (caddr_t)&addr, td->td_ucred, td); 3702 break; 3703 case LINUX_I2C_RDWR: 3704 error = copyin((void *)args->arg, &lrdwr, sizeof(lrdwr)); 3705 if (error != 0) 3706 break; 3707 if (lrdwr.nmsgs > IIC_RDRW_MAX_MSGS) { 3708 error = EINVAL; 3709 break; 3710 } 3711 lmsgs = malloc(sizeof(*lmsgs) * lrdwr.nmsgs, M_TEMP, M_WAITOK); 3712 msgs = malloc(sizeof(*msgs) * lrdwr.nmsgs, M_TEMP, M_WAITOK); 3713 error = copyin((void *)(uintptr_t)lrdwr.msgs, lmsgs, 3714 sizeof(*lmsgs) * lrdwr.nmsgs); 3715 if (error != 0) 3716 break; 3717 for (i = 0; i < lrdwr.nmsgs; i++) { 3718 lflags = lmsgs[i].flags; 3719 if (lmsgs[i].addr > 0x7f || (lflags & LINUX_I2C_M_TEN) != 0) { 3720 error = ENOTSUP; 3721 break; 3722 } 3723 if ((lflags & ~(LINUX_I2C_M_RD | LINUX_I2C_M_NOSTART)) != 0) { 3724 error = ENOTSUP; 3725 break; 3726 } 3727 msgs[i].slave = lmsgs[i].addr << 1; 3728 msgs[i].flags = (lflags & LINUX_I2C_M_RD) ? IIC_M_RD : IIC_M_WR; 3729 if ((lflags & LINUX_I2C_M_NOSTART) != 0) 3730 msgs[i].flags |= IIC_M_NOSTART; 3731 msgs[i].len = lmsgs[i].len; 3732 msgs[i].buf = (uint8_t *)(uintptr_t)lmsgs[i].buf; 3733 } 3734 if (error == 0) { 3735 if (linux_rdwr == NULL) { 3736 error = ENOTTY; 3737 } else { 3738 rdwr.msgs = msgs; 3739 rdwr.nmsgs = lrdwr.nmsgs; 3740 error = linux_rdwr(fp, &rdwr, fp->f_flag, td); 3741 if (error == 0) 3742 td->td_retval[0] = lrdwr.nmsgs; 3743 } 3744 } 3745 break; 3746 case LINUX_I2C_SMBUS: 3747 default: 3748 error = ENOTSUP; 3749 break; 3750 } 3751 free(msgs, M_TEMP); 3752 free(lmsgs, M_TEMP); 3753 fdrop(fp, td); 3754 return (error); 3755 } 3756 3757 static int 3758 linux_ioctl_hidraw(struct thread *td, struct linux_ioctl_args *args) 3759 { 3760 int len = (args->cmd & 0x3fff0000) >> 16; 3761 if (len > 8192) 3762 return (EINVAL); 3763 3764 switch (args->cmd & 0xffff) { 3765 case LINUX_HIDIOCGRDESCSIZE: 3766 args->cmd = HIDIOCGRDESCSIZE; 3767 break; 3768 case LINUX_HIDIOCGRDESC: 3769 args->cmd = HIDIOCGRDESC; 3770 break; 3771 case LINUX_HIDIOCGRAWINFO: 3772 args->cmd = HIDIOCGRAWINFO; 3773 break; 3774 case LINUX_HIDIOCGRAWNAME: 3775 args->cmd = HIDIOCGRAWNAME(len); 3776 break; 3777 case LINUX_HIDIOCGRAWPHYS: 3778 args->cmd = HIDIOCGRAWPHYS(len); 3779 break; 3780 case LINUX_HIDIOCSFEATURE: 3781 args->cmd = HIDIOCSFEATURE(len); 3782 break; 3783 case LINUX_HIDIOCGFEATURE: 3784 args->cmd = HIDIOCGFEATURE(len); 3785 break; 3786 case LINUX_HIDIOCGRAWUNIQ: 3787 args->cmd = HIDIOCGRAWUNIQ(len); 3788 break; 3789 case LINUX_HIDIOCSINPUT: 3790 args->cmd = HIDIOCSINPUT(len); 3791 break; 3792 case LINUX_HIDIOCGINPUT: 3793 args->cmd = HIDIOCGINPUT(len); 3794 break; 3795 case LINUX_HIDIOCSOUTPUT: 3796 args->cmd = HIDIOCSOUTPUT(len); 3797 break; 3798 case LINUX_HIDIOCGOUTPUT: 3799 args->cmd = HIDIOCGOUTPUT(len); 3800 break; 3801 } 3802 3803 return (sys_ioctl(td, (struct ioctl_args *)args)); 3804 } 3805 3806 /* 3807 * main ioctl syscall function 3808 */ 3809 3810 static int 3811 linux_ioctl_fallback(struct thread *td, struct linux_ioctl_args *args) 3812 { 3813 struct file *fp; 3814 struct linux_ioctl_handler_element *he; 3815 int error, cmd; 3816 3817 error = fget(td, args->fd, &cap_ioctl_rights, &fp); 3818 if (error != 0) 3819 return (error); 3820 if ((fp->f_flag & (FREAD|FWRITE)) == 0) { 3821 fdrop(fp, td); 3822 return (EBADF); 3823 } 3824 3825 /* Iterate over the ioctl handlers */ 3826 cmd = args->cmd & 0xffff; 3827 sx_slock(&linux_ioctl_sx); 3828 mtx_lock(&Giant); 3829 #ifdef COMPAT_LINUX32 3830 TAILQ_FOREACH(he, &linux32_ioctl_handlers, list) { 3831 if (cmd >= he->low && cmd <= he->high) { 3832 error = (*he->func)(td, args); 3833 if (error != ENOIOCTL) { 3834 mtx_unlock(&Giant); 3835 sx_sunlock(&linux_ioctl_sx); 3836 fdrop(fp, td); 3837 return (error); 3838 } 3839 } 3840 } 3841 #endif 3842 TAILQ_FOREACH(he, &linux_ioctl_handlers, list) { 3843 if (cmd >= he->low && cmd <= he->high) { 3844 error = (*he->func)(td, args); 3845 if (error != ENOIOCTL) { 3846 mtx_unlock(&Giant); 3847 sx_sunlock(&linux_ioctl_sx); 3848 fdrop(fp, td); 3849 return (error); 3850 } 3851 } 3852 } 3853 mtx_unlock(&Giant); 3854 sx_sunlock(&linux_ioctl_sx); 3855 fdrop(fp, td); 3856 3857 switch (args->cmd & 0xffff) { 3858 case LINUX_BTRFS_IOC_CLONE: 3859 case LINUX_F2FS_IOC_GET_FEATURES: 3860 case LINUX_FS_IOC_FIEMAP: 3861 return (ENOTSUP); 3862 3863 default: 3864 linux_msg(td, "%s fd=%d, cmd=0x%x ('%c',%d) is not implemented", 3865 __func__, args->fd, args->cmd, 3866 (int)(args->cmd & 0xff00) >> 8, (int)(args->cmd & 0xff)); 3867 break; 3868 } 3869 3870 return (EINVAL); 3871 } 3872 3873 int 3874 linux_ioctl(struct thread *td, struct linux_ioctl_args *args) 3875 { 3876 struct linux_ioctl_handler *handler; 3877 int error, cmd, i; 3878 3879 cmd = args->cmd & 0xffff; 3880 3881 /* 3882 * array of ioctls known at compilation time. Elides a lot of work on 3883 * each call compared to the list variant. Everything frequently used 3884 * should be moved here. 3885 * 3886 * Arguably the magic creating the list should create an array instead. 3887 * 3888 * For now just a linear scan. 3889 */ 3890 for (i = 0; i < nitems(linux_ioctls); i++) { 3891 handler = &linux_ioctls[i]; 3892 if (cmd >= handler->low && cmd <= handler->high) { 3893 error = (*handler->func)(td, args); 3894 if (error != ENOIOCTL) { 3895 return (error); 3896 } 3897 } 3898 } 3899 return (linux_ioctl_fallback(td, args)); 3900 } 3901 3902 int 3903 linux_ioctl_register_handler(struct linux_ioctl_handler *h) 3904 { 3905 struct linux_ioctl_handler_element *he, *cur; 3906 3907 if (h == NULL || h->func == NULL) 3908 return (EINVAL); 3909 3910 /* 3911 * Reuse the element if the handler is already on the list, otherwise 3912 * create a new element. 3913 */ 3914 sx_xlock(&linux_ioctl_sx); 3915 TAILQ_FOREACH(he, &linux_ioctl_handlers, list) { 3916 if (he->func == h->func) 3917 break; 3918 } 3919 if (he == NULL) { 3920 he = malloc(sizeof(*he), 3921 M_LINUX, M_WAITOK); 3922 he->func = h->func; 3923 } else 3924 TAILQ_REMOVE(&linux_ioctl_handlers, he, list); 3925 3926 /* Initialize range information. */ 3927 he->low = h->low; 3928 he->high = h->high; 3929 he->span = h->high - h->low + 1; 3930 3931 /* Add the element to the list, sorted on span. */ 3932 TAILQ_FOREACH(cur, &linux_ioctl_handlers, list) { 3933 if (cur->span > he->span) { 3934 TAILQ_INSERT_BEFORE(cur, he, list); 3935 sx_xunlock(&linux_ioctl_sx); 3936 return (0); 3937 } 3938 } 3939 TAILQ_INSERT_TAIL(&linux_ioctl_handlers, he, list); 3940 sx_xunlock(&linux_ioctl_sx); 3941 3942 return (0); 3943 } 3944 3945 int 3946 linux_ioctl_unregister_handler(struct linux_ioctl_handler *h) 3947 { 3948 struct linux_ioctl_handler_element *he; 3949 3950 if (h == NULL || h->func == NULL) 3951 return (EINVAL); 3952 3953 sx_xlock(&linux_ioctl_sx); 3954 TAILQ_FOREACH(he, &linux_ioctl_handlers, list) { 3955 if (he->func == h->func) { 3956 TAILQ_REMOVE(&linux_ioctl_handlers, he, list); 3957 sx_xunlock(&linux_ioctl_sx); 3958 free(he, M_LINUX); 3959 return (0); 3960 } 3961 } 3962 sx_xunlock(&linux_ioctl_sx); 3963 3964 return (EINVAL); 3965 } 3966 3967 #ifdef COMPAT_LINUX32 3968 int 3969 linux32_ioctl_register_handler(struct linux_ioctl_handler *h) 3970 { 3971 struct linux_ioctl_handler_element *he, *cur; 3972 3973 if (h == NULL || h->func == NULL) 3974 return (EINVAL); 3975 3976 /* 3977 * Reuse the element if the handler is already on the list, otherwise 3978 * create a new element. 3979 */ 3980 sx_xlock(&linux_ioctl_sx); 3981 TAILQ_FOREACH(he, &linux32_ioctl_handlers, list) { 3982 if (he->func == h->func) 3983 break; 3984 } 3985 if (he == NULL) { 3986 he = malloc(sizeof(*he), M_LINUX, M_WAITOK); 3987 he->func = h->func; 3988 } else 3989 TAILQ_REMOVE(&linux32_ioctl_handlers, he, list); 3990 3991 /* Initialize range information. */ 3992 he->low = h->low; 3993 he->high = h->high; 3994 he->span = h->high - h->low + 1; 3995 3996 /* Add the element to the list, sorted on span. */ 3997 TAILQ_FOREACH(cur, &linux32_ioctl_handlers, list) { 3998 if (cur->span > he->span) { 3999 TAILQ_INSERT_BEFORE(cur, he, list); 4000 sx_xunlock(&linux_ioctl_sx); 4001 return (0); 4002 } 4003 } 4004 TAILQ_INSERT_TAIL(&linux32_ioctl_handlers, he, list); 4005 sx_xunlock(&linux_ioctl_sx); 4006 4007 return (0); 4008 } 4009 4010 int 4011 linux32_ioctl_unregister_handler(struct linux_ioctl_handler *h) 4012 { 4013 struct linux_ioctl_handler_element *he; 4014 4015 if (h == NULL || h->func == NULL) 4016 return (EINVAL); 4017 4018 sx_xlock(&linux_ioctl_sx); 4019 TAILQ_FOREACH(he, &linux32_ioctl_handlers, list) { 4020 if (he->func == h->func) { 4021 TAILQ_REMOVE(&linux32_ioctl_handlers, he, list); 4022 sx_xunlock(&linux_ioctl_sx); 4023 free(he, M_LINUX); 4024 return (0); 4025 } 4026 } 4027 sx_xunlock(&linux_ioctl_sx); 4028 4029 return (EINVAL); 4030 } 4031 #endif 4032