1 /*- 2 * Copyright (c) 1994-1995 Søren Schmidt 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer 10 * in this position and unchanged. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. The name of the author may not be used to endorse or promote products 15 * derived from this software without specific prior written permission 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #include "opt_compat.h" 30 31 #include <sys/cdefs.h> 32 __FBSDID("$FreeBSD$"); 33 34 #include <sys/param.h> 35 #include <sys/systm.h> 36 #include <sys/sysproto.h> 37 #include <sys/capsicum.h> 38 #include <sys/cdio.h> 39 #include <sys/dvdio.h> 40 #include <sys/conf.h> 41 #include <sys/disk.h> 42 #include <sys/consio.h> 43 #include <sys/ctype.h> 44 #include <sys/fcntl.h> 45 #include <sys/file.h> 46 #include <sys/filedesc.h> 47 #include <sys/filio.h> 48 #include <sys/jail.h> 49 #include <sys/kbio.h> 50 #include <sys/kernel.h> 51 #include <sys/linker_set.h> 52 #include <sys/lock.h> 53 #include <sys/malloc.h> 54 #include <sys/proc.h> 55 #include <sys/sbuf.h> 56 #include <sys/socket.h> 57 #include <sys/sockio.h> 58 #include <sys/soundcard.h> 59 #include <sys/stdint.h> 60 #include <sys/sx.h> 61 #include <sys/sysctl.h> 62 #include <sys/tty.h> 63 #include <sys/uio.h> 64 #include <sys/types.h> 65 #include <sys/mman.h> 66 #include <sys/resourcevar.h> 67 68 #include <net/if.h> 69 #include <net/if_var.h> 70 #include <net/if_dl.h> 71 #include <net/if_types.h> 72 #include <net/vnet.h> 73 74 #include <dev/usb/usb_ioctl.h> 75 76 #ifdef COMPAT_LINUX32 77 #include <machine/../linux32/linux.h> 78 #include <machine/../linux32/linux32_proto.h> 79 #else 80 #include <machine/../linux/linux.h> 81 #include <machine/../linux/linux_proto.h> 82 #endif 83 84 #include <compat/linux/linux_ioctl.h> 85 #include <compat/linux/linux_mib.h> 86 #include <compat/linux/linux_socket.h> 87 #include <compat/linux/linux_util.h> 88 89 #include <contrib/v4l/videodev.h> 90 #include <compat/linux/linux_videodev_compat.h> 91 92 #include <contrib/v4l/videodev2.h> 93 #include <compat/linux/linux_videodev2_compat.h> 94 95 #include <cam/scsi/scsi_sg.h> 96 97 CTASSERT(LINUX_IFNAMSIZ == IFNAMSIZ); 98 99 FEATURE(linuxulator_v4l, "V4L ioctl wrapper support in the linuxulator"); 100 FEATURE(linuxulator_v4l2, "V4L2 ioctl wrapper support in the linuxulator"); 101 102 static linux_ioctl_function_t linux_ioctl_cdrom; 103 static linux_ioctl_function_t linux_ioctl_vfat; 104 static linux_ioctl_function_t linux_ioctl_console; 105 static linux_ioctl_function_t linux_ioctl_hdio; 106 static linux_ioctl_function_t linux_ioctl_disk; 107 static linux_ioctl_function_t linux_ioctl_socket; 108 static linux_ioctl_function_t linux_ioctl_sound; 109 static linux_ioctl_function_t linux_ioctl_termio; 110 static linux_ioctl_function_t linux_ioctl_private; 111 static linux_ioctl_function_t linux_ioctl_drm; 112 static linux_ioctl_function_t linux_ioctl_sg; 113 static linux_ioctl_function_t linux_ioctl_v4l; 114 static linux_ioctl_function_t linux_ioctl_v4l2; 115 static linux_ioctl_function_t linux_ioctl_special; 116 static linux_ioctl_function_t linux_ioctl_fbsd_usb; 117 118 static struct linux_ioctl_handler cdrom_handler = 119 { linux_ioctl_cdrom, LINUX_IOCTL_CDROM_MIN, LINUX_IOCTL_CDROM_MAX }; 120 static struct linux_ioctl_handler vfat_handler = 121 { linux_ioctl_vfat, LINUX_IOCTL_VFAT_MIN, LINUX_IOCTL_VFAT_MAX }; 122 static struct linux_ioctl_handler console_handler = 123 { linux_ioctl_console, LINUX_IOCTL_CONSOLE_MIN, LINUX_IOCTL_CONSOLE_MAX }; 124 static struct linux_ioctl_handler hdio_handler = 125 { linux_ioctl_hdio, LINUX_IOCTL_HDIO_MIN, LINUX_IOCTL_HDIO_MAX }; 126 static struct linux_ioctl_handler disk_handler = 127 { linux_ioctl_disk, LINUX_IOCTL_DISK_MIN, LINUX_IOCTL_DISK_MAX }; 128 static struct linux_ioctl_handler socket_handler = 129 { linux_ioctl_socket, LINUX_IOCTL_SOCKET_MIN, LINUX_IOCTL_SOCKET_MAX }; 130 static struct linux_ioctl_handler sound_handler = 131 { linux_ioctl_sound, LINUX_IOCTL_SOUND_MIN, LINUX_IOCTL_SOUND_MAX }; 132 static struct linux_ioctl_handler termio_handler = 133 { linux_ioctl_termio, LINUX_IOCTL_TERMIO_MIN, LINUX_IOCTL_TERMIO_MAX }; 134 static struct linux_ioctl_handler private_handler = 135 { linux_ioctl_private, LINUX_IOCTL_PRIVATE_MIN, LINUX_IOCTL_PRIVATE_MAX }; 136 static struct linux_ioctl_handler drm_handler = 137 { linux_ioctl_drm, LINUX_IOCTL_DRM_MIN, LINUX_IOCTL_DRM_MAX }; 138 static struct linux_ioctl_handler sg_handler = 139 { linux_ioctl_sg, LINUX_IOCTL_SG_MIN, LINUX_IOCTL_SG_MAX }; 140 static struct linux_ioctl_handler video_handler = 141 { linux_ioctl_v4l, LINUX_IOCTL_VIDEO_MIN, LINUX_IOCTL_VIDEO_MAX }; 142 static struct linux_ioctl_handler video2_handler = 143 { linux_ioctl_v4l2, LINUX_IOCTL_VIDEO2_MIN, LINUX_IOCTL_VIDEO2_MAX }; 144 static struct linux_ioctl_handler fbsd_usb = 145 { linux_ioctl_fbsd_usb, FBSD_LUSB_MIN, FBSD_LUSB_MAX }; 146 147 DATA_SET(linux_ioctl_handler_set, cdrom_handler); 148 DATA_SET(linux_ioctl_handler_set, vfat_handler); 149 DATA_SET(linux_ioctl_handler_set, console_handler); 150 DATA_SET(linux_ioctl_handler_set, hdio_handler); 151 DATA_SET(linux_ioctl_handler_set, disk_handler); 152 DATA_SET(linux_ioctl_handler_set, socket_handler); 153 DATA_SET(linux_ioctl_handler_set, sound_handler); 154 DATA_SET(linux_ioctl_handler_set, termio_handler); 155 DATA_SET(linux_ioctl_handler_set, private_handler); 156 DATA_SET(linux_ioctl_handler_set, drm_handler); 157 DATA_SET(linux_ioctl_handler_set, sg_handler); 158 DATA_SET(linux_ioctl_handler_set, video_handler); 159 DATA_SET(linux_ioctl_handler_set, video2_handler); 160 DATA_SET(linux_ioctl_handler_set, fbsd_usb); 161 162 struct handler_element 163 { 164 TAILQ_ENTRY(handler_element) list; 165 int (*func)(struct thread *, struct linux_ioctl_args *); 166 int low, high, span; 167 }; 168 169 static TAILQ_HEAD(, handler_element) handlers = 170 TAILQ_HEAD_INITIALIZER(handlers); 171 static struct sx linux_ioctl_sx; 172 SX_SYSINIT(linux_ioctl, &linux_ioctl_sx, "linux ioctl handlers"); 173 174 /* 175 * hdio related ioctls for VMWare support 176 */ 177 178 struct linux_hd_geometry { 179 u_int8_t heads; 180 u_int8_t sectors; 181 u_int16_t cylinders; 182 u_int32_t start; 183 }; 184 185 struct linux_hd_big_geometry { 186 u_int8_t heads; 187 u_int8_t sectors; 188 u_int32_t cylinders; 189 u_int32_t start; 190 }; 191 192 static int 193 linux_ioctl_hdio(struct thread *td, struct linux_ioctl_args *args) 194 { 195 cap_rights_t rights; 196 struct file *fp; 197 int error; 198 u_int sectorsize, fwcylinders, fwheads, fwsectors; 199 off_t mediasize, bytespercyl; 200 201 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 202 if (error != 0) 203 return (error); 204 switch (args->cmd & 0xffff) { 205 case LINUX_HDIO_GET_GEO: 206 case LINUX_HDIO_GET_GEO_BIG: 207 error = fo_ioctl(fp, DIOCGMEDIASIZE, 208 (caddr_t)&mediasize, td->td_ucred, td); 209 if (!error) 210 error = fo_ioctl(fp, DIOCGSECTORSIZE, 211 (caddr_t)§orsize, td->td_ucred, td); 212 if (!error) 213 error = fo_ioctl(fp, DIOCGFWHEADS, 214 (caddr_t)&fwheads, td->td_ucred, td); 215 if (!error) 216 error = fo_ioctl(fp, DIOCGFWSECTORS, 217 (caddr_t)&fwsectors, td->td_ucred, td); 218 /* 219 * XXX: DIOCGFIRSTOFFSET is not yet implemented, so 220 * so pretend that GEOM always says 0. This is NOT VALID 221 * for slices or partitions, only the per-disk raw devices. 222 */ 223 224 fdrop(fp, td); 225 if (error) 226 return (error); 227 /* 228 * 1. Calculate the number of bytes in a cylinder, 229 * given the firmware's notion of heads and sectors 230 * per cylinder. 231 * 2. Calculate the number of cylinders, given the total 232 * size of the media. 233 * All internal calculations should have 64-bit precision. 234 */ 235 bytespercyl = (off_t) sectorsize * fwheads * fwsectors; 236 fwcylinders = mediasize / bytespercyl; 237 #if defined(DEBUG) 238 linux_msg(td, "HDIO_GET_GEO: mediasize %jd, c/h/s %d/%d/%d, " 239 "bpc %jd", 240 (intmax_t)mediasize, fwcylinders, fwheads, fwsectors, 241 (intmax_t)bytespercyl); 242 #endif 243 if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO) { 244 struct linux_hd_geometry hdg; 245 246 hdg.cylinders = fwcylinders; 247 hdg.heads = fwheads; 248 hdg.sectors = fwsectors; 249 hdg.start = 0; 250 error = copyout(&hdg, (void *)args->arg, sizeof(hdg)); 251 } else if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO_BIG) { 252 struct linux_hd_big_geometry hdbg; 253 254 hdbg.cylinders = fwcylinders; 255 hdbg.heads = fwheads; 256 hdbg.sectors = fwsectors; 257 hdbg.start = 0; 258 error = copyout(&hdbg, (void *)args->arg, sizeof(hdbg)); 259 } 260 return (error); 261 break; 262 default: 263 /* XXX */ 264 linux_msg(td, 265 "ioctl fd=%d, cmd=0x%x ('%c',%d) is not implemented", 266 args->fd, (int)(args->cmd & 0xffff), 267 (int)(args->cmd & 0xff00) >> 8, 268 (int)(args->cmd & 0xff)); 269 break; 270 } 271 fdrop(fp, td); 272 return (ENOIOCTL); 273 } 274 275 static int 276 linux_ioctl_disk(struct thread *td, struct linux_ioctl_args *args) 277 { 278 cap_rights_t rights; 279 struct file *fp; 280 int error; 281 u_int sectorsize; 282 off_t mediasize; 283 284 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 285 if (error != 0) 286 return (error); 287 switch (args->cmd & 0xffff) { 288 case LINUX_BLKGETSIZE: 289 error = fo_ioctl(fp, DIOCGSECTORSIZE, 290 (caddr_t)§orsize, td->td_ucred, td); 291 if (!error) 292 error = fo_ioctl(fp, DIOCGMEDIASIZE, 293 (caddr_t)&mediasize, td->td_ucred, td); 294 fdrop(fp, td); 295 if (error) 296 return (error); 297 sectorsize = mediasize / sectorsize; 298 /* 299 * XXX: How do we know we return the right size of integer ? 300 */ 301 return (copyout(§orsize, (void *)args->arg, 302 sizeof(sectorsize))); 303 break; 304 } 305 fdrop(fp, td); 306 return (ENOIOCTL); 307 } 308 309 /* 310 * termio related ioctls 311 */ 312 313 struct linux_termio { 314 unsigned short c_iflag; 315 unsigned short c_oflag; 316 unsigned short c_cflag; 317 unsigned short c_lflag; 318 unsigned char c_line; 319 unsigned char c_cc[LINUX_NCC]; 320 }; 321 322 struct linux_termios { 323 unsigned int c_iflag; 324 unsigned int c_oflag; 325 unsigned int c_cflag; 326 unsigned int c_lflag; 327 unsigned char c_line; 328 unsigned char c_cc[LINUX_NCCS]; 329 }; 330 331 struct linux_winsize { 332 unsigned short ws_row, ws_col; 333 unsigned short ws_xpixel, ws_ypixel; 334 }; 335 336 struct speedtab { 337 int sp_speed; /* Speed. */ 338 int sp_code; /* Code. */ 339 }; 340 341 static struct speedtab sptab[] = { 342 { B0, LINUX_B0 }, { B50, LINUX_B50 }, 343 { B75, LINUX_B75 }, { B110, LINUX_B110 }, 344 { B134, LINUX_B134 }, { B150, LINUX_B150 }, 345 { B200, LINUX_B200 }, { B300, LINUX_B300 }, 346 { B600, LINUX_B600 }, { B1200, LINUX_B1200 }, 347 { B1800, LINUX_B1800 }, { B2400, LINUX_B2400 }, 348 { B4800, LINUX_B4800 }, { B9600, LINUX_B9600 }, 349 { B19200, LINUX_B19200 }, { B38400, LINUX_B38400 }, 350 { B57600, LINUX_B57600 }, { B115200, LINUX_B115200 }, 351 {-1, -1 } 352 }; 353 354 struct linux_serial_struct { 355 int type; 356 int line; 357 int port; 358 int irq; 359 int flags; 360 int xmit_fifo_size; 361 int custom_divisor; 362 int baud_base; 363 unsigned short close_delay; 364 char reserved_char[2]; 365 int hub6; 366 unsigned short closing_wait; 367 unsigned short closing_wait2; 368 int reserved[4]; 369 }; 370 371 static int 372 linux_to_bsd_speed(int code, struct speedtab *table) 373 { 374 for ( ; table->sp_code != -1; table++) 375 if (table->sp_code == code) 376 return (table->sp_speed); 377 return -1; 378 } 379 380 static int 381 bsd_to_linux_speed(int speed, struct speedtab *table) 382 { 383 for ( ; table->sp_speed != -1; table++) 384 if (table->sp_speed == speed) 385 return (table->sp_code); 386 return -1; 387 } 388 389 static void 390 bsd_to_linux_termios(struct termios *bios, struct linux_termios *lios) 391 { 392 int i; 393 394 #ifdef DEBUG 395 if (ldebug(ioctl)) { 396 printf("LINUX: BSD termios structure (input):\n"); 397 printf("i=%08x o=%08x c=%08x l=%08x ispeed=%d ospeed=%d\n", 398 bios->c_iflag, bios->c_oflag, bios->c_cflag, bios->c_lflag, 399 bios->c_ispeed, bios->c_ospeed); 400 printf("c_cc "); 401 for (i=0; i<NCCS; i++) 402 printf("%02x ", bios->c_cc[i]); 403 printf("\n"); 404 } 405 #endif 406 407 lios->c_iflag = 0; 408 if (bios->c_iflag & IGNBRK) 409 lios->c_iflag |= LINUX_IGNBRK; 410 if (bios->c_iflag & BRKINT) 411 lios->c_iflag |= LINUX_BRKINT; 412 if (bios->c_iflag & IGNPAR) 413 lios->c_iflag |= LINUX_IGNPAR; 414 if (bios->c_iflag & PARMRK) 415 lios->c_iflag |= LINUX_PARMRK; 416 if (bios->c_iflag & INPCK) 417 lios->c_iflag |= LINUX_INPCK; 418 if (bios->c_iflag & ISTRIP) 419 lios->c_iflag |= LINUX_ISTRIP; 420 if (bios->c_iflag & INLCR) 421 lios->c_iflag |= LINUX_INLCR; 422 if (bios->c_iflag & IGNCR) 423 lios->c_iflag |= LINUX_IGNCR; 424 if (bios->c_iflag & ICRNL) 425 lios->c_iflag |= LINUX_ICRNL; 426 if (bios->c_iflag & IXON) 427 lios->c_iflag |= LINUX_IXON; 428 if (bios->c_iflag & IXANY) 429 lios->c_iflag |= LINUX_IXANY; 430 if (bios->c_iflag & IXOFF) 431 lios->c_iflag |= LINUX_IXOFF; 432 if (bios->c_iflag & IMAXBEL) 433 lios->c_iflag |= LINUX_IMAXBEL; 434 435 lios->c_oflag = 0; 436 if (bios->c_oflag & OPOST) 437 lios->c_oflag |= LINUX_OPOST; 438 if (bios->c_oflag & ONLCR) 439 lios->c_oflag |= LINUX_ONLCR; 440 if (bios->c_oflag & TAB3) 441 lios->c_oflag |= LINUX_XTABS; 442 443 lios->c_cflag = bsd_to_linux_speed(bios->c_ispeed, sptab); 444 lios->c_cflag |= (bios->c_cflag & CSIZE) >> 4; 445 if (bios->c_cflag & CSTOPB) 446 lios->c_cflag |= LINUX_CSTOPB; 447 if (bios->c_cflag & CREAD) 448 lios->c_cflag |= LINUX_CREAD; 449 if (bios->c_cflag & PARENB) 450 lios->c_cflag |= LINUX_PARENB; 451 if (bios->c_cflag & PARODD) 452 lios->c_cflag |= LINUX_PARODD; 453 if (bios->c_cflag & HUPCL) 454 lios->c_cflag |= LINUX_HUPCL; 455 if (bios->c_cflag & CLOCAL) 456 lios->c_cflag |= LINUX_CLOCAL; 457 if (bios->c_cflag & CRTSCTS) 458 lios->c_cflag |= LINUX_CRTSCTS; 459 460 lios->c_lflag = 0; 461 if (bios->c_lflag & ISIG) 462 lios->c_lflag |= LINUX_ISIG; 463 if (bios->c_lflag & ICANON) 464 lios->c_lflag |= LINUX_ICANON; 465 if (bios->c_lflag & ECHO) 466 lios->c_lflag |= LINUX_ECHO; 467 if (bios->c_lflag & ECHOE) 468 lios->c_lflag |= LINUX_ECHOE; 469 if (bios->c_lflag & ECHOK) 470 lios->c_lflag |= LINUX_ECHOK; 471 if (bios->c_lflag & ECHONL) 472 lios->c_lflag |= LINUX_ECHONL; 473 if (bios->c_lflag & NOFLSH) 474 lios->c_lflag |= LINUX_NOFLSH; 475 if (bios->c_lflag & TOSTOP) 476 lios->c_lflag |= LINUX_TOSTOP; 477 if (bios->c_lflag & ECHOCTL) 478 lios->c_lflag |= LINUX_ECHOCTL; 479 if (bios->c_lflag & ECHOPRT) 480 lios->c_lflag |= LINUX_ECHOPRT; 481 if (bios->c_lflag & ECHOKE) 482 lios->c_lflag |= LINUX_ECHOKE; 483 if (bios->c_lflag & FLUSHO) 484 lios->c_lflag |= LINUX_FLUSHO; 485 if (bios->c_lflag & PENDIN) 486 lios->c_lflag |= LINUX_PENDIN; 487 if (bios->c_lflag & IEXTEN) 488 lios->c_lflag |= LINUX_IEXTEN; 489 490 for (i=0; i<LINUX_NCCS; i++) 491 lios->c_cc[i] = LINUX_POSIX_VDISABLE; 492 lios->c_cc[LINUX_VINTR] = bios->c_cc[VINTR]; 493 lios->c_cc[LINUX_VQUIT] = bios->c_cc[VQUIT]; 494 lios->c_cc[LINUX_VERASE] = bios->c_cc[VERASE]; 495 lios->c_cc[LINUX_VKILL] = bios->c_cc[VKILL]; 496 lios->c_cc[LINUX_VEOF] = bios->c_cc[VEOF]; 497 lios->c_cc[LINUX_VEOL] = bios->c_cc[VEOL]; 498 lios->c_cc[LINUX_VMIN] = bios->c_cc[VMIN]; 499 lios->c_cc[LINUX_VTIME] = bios->c_cc[VTIME]; 500 lios->c_cc[LINUX_VEOL2] = bios->c_cc[VEOL2]; 501 lios->c_cc[LINUX_VSUSP] = bios->c_cc[VSUSP]; 502 lios->c_cc[LINUX_VSTART] = bios->c_cc[VSTART]; 503 lios->c_cc[LINUX_VSTOP] = bios->c_cc[VSTOP]; 504 lios->c_cc[LINUX_VREPRINT] = bios->c_cc[VREPRINT]; 505 lios->c_cc[LINUX_VDISCARD] = bios->c_cc[VDISCARD]; 506 lios->c_cc[LINUX_VWERASE] = bios->c_cc[VWERASE]; 507 lios->c_cc[LINUX_VLNEXT] = bios->c_cc[VLNEXT]; 508 509 for (i=0; i<LINUX_NCCS; i++) { 510 if (i != LINUX_VMIN && i != LINUX_VTIME && 511 lios->c_cc[i] == _POSIX_VDISABLE) 512 lios->c_cc[i] = LINUX_POSIX_VDISABLE; 513 } 514 lios->c_line = 0; 515 516 #ifdef DEBUG 517 if (ldebug(ioctl)) { 518 printf("LINUX: LINUX termios structure (output):\n"); 519 printf("i=%08x o=%08x c=%08x l=%08x line=%d\n", 520 lios->c_iflag, lios->c_oflag, lios->c_cflag, 521 lios->c_lflag, (int)lios->c_line); 522 printf("c_cc "); 523 for (i=0; i<LINUX_NCCS; i++) 524 printf("%02x ", lios->c_cc[i]); 525 printf("\n"); 526 } 527 #endif 528 } 529 530 static void 531 linux_to_bsd_termios(struct linux_termios *lios, struct termios *bios) 532 { 533 int i; 534 535 #ifdef DEBUG 536 if (ldebug(ioctl)) { 537 printf("LINUX: LINUX termios structure (input):\n"); 538 printf("i=%08x o=%08x c=%08x l=%08x line=%d\n", 539 lios->c_iflag, lios->c_oflag, lios->c_cflag, 540 lios->c_lflag, (int)lios->c_line); 541 printf("c_cc "); 542 for (i=0; i<LINUX_NCCS; i++) 543 printf("%02x ", lios->c_cc[i]); 544 printf("\n"); 545 } 546 #endif 547 548 bios->c_iflag = 0; 549 if (lios->c_iflag & LINUX_IGNBRK) 550 bios->c_iflag |= IGNBRK; 551 if (lios->c_iflag & LINUX_BRKINT) 552 bios->c_iflag |= BRKINT; 553 if (lios->c_iflag & LINUX_IGNPAR) 554 bios->c_iflag |= IGNPAR; 555 if (lios->c_iflag & LINUX_PARMRK) 556 bios->c_iflag |= PARMRK; 557 if (lios->c_iflag & LINUX_INPCK) 558 bios->c_iflag |= INPCK; 559 if (lios->c_iflag & LINUX_ISTRIP) 560 bios->c_iflag |= ISTRIP; 561 if (lios->c_iflag & LINUX_INLCR) 562 bios->c_iflag |= INLCR; 563 if (lios->c_iflag & LINUX_IGNCR) 564 bios->c_iflag |= IGNCR; 565 if (lios->c_iflag & LINUX_ICRNL) 566 bios->c_iflag |= ICRNL; 567 if (lios->c_iflag & LINUX_IXON) 568 bios->c_iflag |= IXON; 569 if (lios->c_iflag & LINUX_IXANY) 570 bios->c_iflag |= IXANY; 571 if (lios->c_iflag & LINUX_IXOFF) 572 bios->c_iflag |= IXOFF; 573 if (lios->c_iflag & LINUX_IMAXBEL) 574 bios->c_iflag |= IMAXBEL; 575 576 bios->c_oflag = 0; 577 if (lios->c_oflag & LINUX_OPOST) 578 bios->c_oflag |= OPOST; 579 if (lios->c_oflag & LINUX_ONLCR) 580 bios->c_oflag |= ONLCR; 581 if (lios->c_oflag & LINUX_XTABS) 582 bios->c_oflag |= TAB3; 583 584 bios->c_cflag = (lios->c_cflag & LINUX_CSIZE) << 4; 585 if (lios->c_cflag & LINUX_CSTOPB) 586 bios->c_cflag |= CSTOPB; 587 if (lios->c_cflag & LINUX_CREAD) 588 bios->c_cflag |= CREAD; 589 if (lios->c_cflag & LINUX_PARENB) 590 bios->c_cflag |= PARENB; 591 if (lios->c_cflag & LINUX_PARODD) 592 bios->c_cflag |= PARODD; 593 if (lios->c_cflag & LINUX_HUPCL) 594 bios->c_cflag |= HUPCL; 595 if (lios->c_cflag & LINUX_CLOCAL) 596 bios->c_cflag |= CLOCAL; 597 if (lios->c_cflag & LINUX_CRTSCTS) 598 bios->c_cflag |= CRTSCTS; 599 600 bios->c_lflag = 0; 601 if (lios->c_lflag & LINUX_ISIG) 602 bios->c_lflag |= ISIG; 603 if (lios->c_lflag & LINUX_ICANON) 604 bios->c_lflag |= ICANON; 605 if (lios->c_lflag & LINUX_ECHO) 606 bios->c_lflag |= ECHO; 607 if (lios->c_lflag & LINUX_ECHOE) 608 bios->c_lflag |= ECHOE; 609 if (lios->c_lflag & LINUX_ECHOK) 610 bios->c_lflag |= ECHOK; 611 if (lios->c_lflag & LINUX_ECHONL) 612 bios->c_lflag |= ECHONL; 613 if (lios->c_lflag & LINUX_NOFLSH) 614 bios->c_lflag |= NOFLSH; 615 if (lios->c_lflag & LINUX_TOSTOP) 616 bios->c_lflag |= TOSTOP; 617 if (lios->c_lflag & LINUX_ECHOCTL) 618 bios->c_lflag |= ECHOCTL; 619 if (lios->c_lflag & LINUX_ECHOPRT) 620 bios->c_lflag |= ECHOPRT; 621 if (lios->c_lflag & LINUX_ECHOKE) 622 bios->c_lflag |= ECHOKE; 623 if (lios->c_lflag & LINUX_FLUSHO) 624 bios->c_lflag |= FLUSHO; 625 if (lios->c_lflag & LINUX_PENDIN) 626 bios->c_lflag |= PENDIN; 627 if (lios->c_lflag & LINUX_IEXTEN) 628 bios->c_lflag |= IEXTEN; 629 630 for (i=0; i<NCCS; i++) 631 bios->c_cc[i] = _POSIX_VDISABLE; 632 bios->c_cc[VINTR] = lios->c_cc[LINUX_VINTR]; 633 bios->c_cc[VQUIT] = lios->c_cc[LINUX_VQUIT]; 634 bios->c_cc[VERASE] = lios->c_cc[LINUX_VERASE]; 635 bios->c_cc[VKILL] = lios->c_cc[LINUX_VKILL]; 636 bios->c_cc[VEOF] = lios->c_cc[LINUX_VEOF]; 637 bios->c_cc[VEOL] = lios->c_cc[LINUX_VEOL]; 638 bios->c_cc[VMIN] = lios->c_cc[LINUX_VMIN]; 639 bios->c_cc[VTIME] = lios->c_cc[LINUX_VTIME]; 640 bios->c_cc[VEOL2] = lios->c_cc[LINUX_VEOL2]; 641 bios->c_cc[VSUSP] = lios->c_cc[LINUX_VSUSP]; 642 bios->c_cc[VSTART] = lios->c_cc[LINUX_VSTART]; 643 bios->c_cc[VSTOP] = lios->c_cc[LINUX_VSTOP]; 644 bios->c_cc[VREPRINT] = lios->c_cc[LINUX_VREPRINT]; 645 bios->c_cc[VDISCARD] = lios->c_cc[LINUX_VDISCARD]; 646 bios->c_cc[VWERASE] = lios->c_cc[LINUX_VWERASE]; 647 bios->c_cc[VLNEXT] = lios->c_cc[LINUX_VLNEXT]; 648 649 for (i=0; i<NCCS; i++) { 650 if (i != VMIN && i != VTIME && 651 bios->c_cc[i] == LINUX_POSIX_VDISABLE) 652 bios->c_cc[i] = _POSIX_VDISABLE; 653 } 654 655 bios->c_ispeed = bios->c_ospeed = 656 linux_to_bsd_speed(lios->c_cflag & LINUX_CBAUD, sptab); 657 658 #ifdef DEBUG 659 if (ldebug(ioctl)) { 660 printf("LINUX: BSD termios structure (output):\n"); 661 printf("i=%08x o=%08x c=%08x l=%08x ispeed=%d ospeed=%d\n", 662 bios->c_iflag, bios->c_oflag, bios->c_cflag, bios->c_lflag, 663 bios->c_ispeed, bios->c_ospeed); 664 printf("c_cc "); 665 for (i=0; i<NCCS; i++) 666 printf("%02x ", bios->c_cc[i]); 667 printf("\n"); 668 } 669 #endif 670 } 671 672 static void 673 bsd_to_linux_termio(struct termios *bios, struct linux_termio *lio) 674 { 675 struct linux_termios lios; 676 677 bsd_to_linux_termios(bios, &lios); 678 lio->c_iflag = lios.c_iflag; 679 lio->c_oflag = lios.c_oflag; 680 lio->c_cflag = lios.c_cflag; 681 lio->c_lflag = lios.c_lflag; 682 lio->c_line = lios.c_line; 683 memcpy(lio->c_cc, lios.c_cc, LINUX_NCC); 684 } 685 686 static void 687 linux_to_bsd_termio(struct linux_termio *lio, struct termios *bios) 688 { 689 struct linux_termios lios; 690 int i; 691 692 lios.c_iflag = lio->c_iflag; 693 lios.c_oflag = lio->c_oflag; 694 lios.c_cflag = lio->c_cflag; 695 lios.c_lflag = lio->c_lflag; 696 for (i=LINUX_NCC; i<LINUX_NCCS; i++) 697 lios.c_cc[i] = LINUX_POSIX_VDISABLE; 698 memcpy(lios.c_cc, lio->c_cc, LINUX_NCC); 699 linux_to_bsd_termios(&lios, bios); 700 } 701 702 static int 703 linux_ioctl_termio(struct thread *td, struct linux_ioctl_args *args) 704 { 705 struct termios bios; 706 struct linux_termios lios; 707 struct linux_termio lio; 708 cap_rights_t rights; 709 struct file *fp; 710 int error; 711 712 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 713 if (error != 0) 714 return (error); 715 716 switch (args->cmd & 0xffff) { 717 718 case LINUX_TCGETS: 719 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred, 720 td); 721 if (error) 722 break; 723 bsd_to_linux_termios(&bios, &lios); 724 error = copyout(&lios, (void *)args->arg, sizeof(lios)); 725 break; 726 727 case LINUX_TCSETS: 728 error = copyin((void *)args->arg, &lios, sizeof(lios)); 729 if (error) 730 break; 731 linux_to_bsd_termios(&lios, &bios); 732 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred, 733 td)); 734 break; 735 736 case LINUX_TCSETSW: 737 error = copyin((void *)args->arg, &lios, sizeof(lios)); 738 if (error) 739 break; 740 linux_to_bsd_termios(&lios, &bios); 741 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred, 742 td)); 743 break; 744 745 case LINUX_TCSETSF: 746 error = copyin((void *)args->arg, &lios, sizeof(lios)); 747 if (error) 748 break; 749 linux_to_bsd_termios(&lios, &bios); 750 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred, 751 td)); 752 break; 753 754 case LINUX_TCGETA: 755 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred, 756 td); 757 if (error) 758 break; 759 bsd_to_linux_termio(&bios, &lio); 760 error = (copyout(&lio, (void *)args->arg, sizeof(lio))); 761 break; 762 763 case LINUX_TCSETA: 764 error = copyin((void *)args->arg, &lio, sizeof(lio)); 765 if (error) 766 break; 767 linux_to_bsd_termio(&lio, &bios); 768 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred, 769 td)); 770 break; 771 772 case LINUX_TCSETAW: 773 error = copyin((void *)args->arg, &lio, sizeof(lio)); 774 if (error) 775 break; 776 linux_to_bsd_termio(&lio, &bios); 777 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred, 778 td)); 779 break; 780 781 case LINUX_TCSETAF: 782 error = copyin((void *)args->arg, &lio, sizeof(lio)); 783 if (error) 784 break; 785 linux_to_bsd_termio(&lio, &bios); 786 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred, 787 td)); 788 break; 789 790 /* LINUX_TCSBRK */ 791 792 case LINUX_TCXONC: { 793 switch (args->arg) { 794 case LINUX_TCOOFF: 795 args->cmd = TIOCSTOP; 796 break; 797 case LINUX_TCOON: 798 args->cmd = TIOCSTART; 799 break; 800 case LINUX_TCIOFF: 801 case LINUX_TCION: { 802 int c; 803 struct write_args wr; 804 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, 805 td->td_ucred, td); 806 if (error) 807 break; 808 fdrop(fp, td); 809 c = (args->arg == LINUX_TCIOFF) ? VSTOP : VSTART; 810 c = bios.c_cc[c]; 811 if (c != _POSIX_VDISABLE) { 812 wr.fd = args->fd; 813 wr.buf = &c; 814 wr.nbyte = sizeof(c); 815 return (sys_write(td, &wr)); 816 } else 817 return (0); 818 } 819 default: 820 fdrop(fp, td); 821 return (EINVAL); 822 } 823 args->arg = 0; 824 error = (sys_ioctl(td, (struct ioctl_args *)args)); 825 break; 826 } 827 828 case LINUX_TCFLSH: { 829 int val; 830 switch (args->arg) { 831 case LINUX_TCIFLUSH: 832 val = FREAD; 833 break; 834 case LINUX_TCOFLUSH: 835 val = FWRITE; 836 break; 837 case LINUX_TCIOFLUSH: 838 val = FREAD | FWRITE; 839 break; 840 default: 841 fdrop(fp, td); 842 return (EINVAL); 843 } 844 error = (fo_ioctl(fp,TIOCFLUSH,(caddr_t)&val,td->td_ucred,td)); 845 break; 846 } 847 848 case LINUX_TIOCEXCL: 849 args->cmd = TIOCEXCL; 850 error = (sys_ioctl(td, (struct ioctl_args *)args)); 851 break; 852 853 case LINUX_TIOCNXCL: 854 args->cmd = TIOCNXCL; 855 error = (sys_ioctl(td, (struct ioctl_args *)args)); 856 break; 857 858 case LINUX_TIOCSCTTY: 859 args->cmd = TIOCSCTTY; 860 error = (sys_ioctl(td, (struct ioctl_args *)args)); 861 break; 862 863 case LINUX_TIOCGPGRP: 864 args->cmd = TIOCGPGRP; 865 error = (sys_ioctl(td, (struct ioctl_args *)args)); 866 break; 867 868 case LINUX_TIOCSPGRP: 869 args->cmd = TIOCSPGRP; 870 error = (sys_ioctl(td, (struct ioctl_args *)args)); 871 break; 872 873 /* LINUX_TIOCOUTQ */ 874 /* LINUX_TIOCSTI */ 875 876 case LINUX_TIOCGWINSZ: 877 args->cmd = TIOCGWINSZ; 878 error = (sys_ioctl(td, (struct ioctl_args *)args)); 879 break; 880 881 case LINUX_TIOCSWINSZ: 882 args->cmd = TIOCSWINSZ; 883 error = (sys_ioctl(td, (struct ioctl_args *)args)); 884 break; 885 886 case LINUX_TIOCMGET: 887 args->cmd = TIOCMGET; 888 error = (sys_ioctl(td, (struct ioctl_args *)args)); 889 break; 890 891 case LINUX_TIOCMBIS: 892 args->cmd = TIOCMBIS; 893 error = (sys_ioctl(td, (struct ioctl_args *)args)); 894 break; 895 896 case LINUX_TIOCMBIC: 897 args->cmd = TIOCMBIC; 898 error = (sys_ioctl(td, (struct ioctl_args *)args)); 899 break; 900 901 case LINUX_TIOCMSET: 902 args->cmd = TIOCMSET; 903 error = (sys_ioctl(td, (struct ioctl_args *)args)); 904 break; 905 906 /* TIOCGSOFTCAR */ 907 /* TIOCSSOFTCAR */ 908 909 case LINUX_FIONREAD: /* LINUX_TIOCINQ */ 910 args->cmd = FIONREAD; 911 error = (sys_ioctl(td, (struct ioctl_args *)args)); 912 break; 913 914 /* LINUX_TIOCLINUX */ 915 916 case LINUX_TIOCCONS: 917 args->cmd = TIOCCONS; 918 error = (sys_ioctl(td, (struct ioctl_args *)args)); 919 break; 920 921 case LINUX_TIOCGSERIAL: { 922 struct linux_serial_struct lss; 923 lss.type = LINUX_PORT_16550A; 924 lss.flags = 0; 925 lss.close_delay = 0; 926 error = copyout(&lss, (void *)args->arg, sizeof(lss)); 927 break; 928 } 929 930 case LINUX_TIOCSSERIAL: { 931 struct linux_serial_struct lss; 932 error = copyin((void *)args->arg, &lss, sizeof(lss)); 933 if (error) 934 break; 935 /* XXX - It really helps to have an implementation that 936 * does nothing. NOT! 937 */ 938 error = 0; 939 break; 940 } 941 942 case LINUX_TIOCPKT: 943 args->cmd = TIOCPKT; 944 error = (sys_ioctl(td, (struct ioctl_args *)args)); 945 break; 946 947 case LINUX_FIONBIO: 948 args->cmd = FIONBIO; 949 error = (sys_ioctl(td, (struct ioctl_args *)args)); 950 break; 951 952 case LINUX_TIOCNOTTY: 953 args->cmd = TIOCNOTTY; 954 error = (sys_ioctl(td, (struct ioctl_args *)args)); 955 break; 956 957 case LINUX_TIOCSETD: { 958 int line; 959 switch (args->arg) { 960 case LINUX_N_TTY: 961 line = TTYDISC; 962 break; 963 case LINUX_N_SLIP: 964 line = SLIPDISC; 965 break; 966 case LINUX_N_PPP: 967 line = PPPDISC; 968 break; 969 default: 970 fdrop(fp, td); 971 return (EINVAL); 972 } 973 error = (fo_ioctl(fp, TIOCSETD, (caddr_t)&line, td->td_ucred, 974 td)); 975 break; 976 } 977 978 case LINUX_TIOCGETD: { 979 int linux_line; 980 int bsd_line = TTYDISC; 981 error = fo_ioctl(fp, TIOCGETD, (caddr_t)&bsd_line, 982 td->td_ucred, td); 983 if (error) 984 return (error); 985 switch (bsd_line) { 986 case TTYDISC: 987 linux_line = LINUX_N_TTY; 988 break; 989 case SLIPDISC: 990 linux_line = LINUX_N_SLIP; 991 break; 992 case PPPDISC: 993 linux_line = LINUX_N_PPP; 994 break; 995 default: 996 fdrop(fp, td); 997 return (EINVAL); 998 } 999 error = (copyout(&linux_line, (void *)args->arg, sizeof(int))); 1000 break; 1001 } 1002 1003 /* LINUX_TCSBRKP */ 1004 /* LINUX_TIOCTTYGSTRUCT */ 1005 1006 case LINUX_FIONCLEX: 1007 args->cmd = FIONCLEX; 1008 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1009 break; 1010 1011 case LINUX_FIOCLEX: 1012 args->cmd = FIOCLEX; 1013 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1014 break; 1015 1016 case LINUX_FIOASYNC: 1017 args->cmd = FIOASYNC; 1018 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1019 break; 1020 1021 /* LINUX_TIOCSERCONFIG */ 1022 /* LINUX_TIOCSERGWILD */ 1023 /* LINUX_TIOCSERSWILD */ 1024 /* LINUX_TIOCGLCKTRMIOS */ 1025 /* LINUX_TIOCSLCKTRMIOS */ 1026 1027 case LINUX_TIOCSBRK: 1028 args->cmd = TIOCSBRK; 1029 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1030 break; 1031 1032 case LINUX_TIOCCBRK: 1033 args->cmd = TIOCCBRK; 1034 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1035 break; 1036 case LINUX_TIOCGPTN: { 1037 int nb; 1038 1039 error = fo_ioctl(fp, TIOCGPTN, (caddr_t)&nb, td->td_ucred, td); 1040 if (!error) 1041 error = copyout(&nb, (void *)args->arg, 1042 sizeof(int)); 1043 break; 1044 } 1045 case LINUX_TIOCSPTLCK: 1046 /* Our unlockpt() does nothing. */ 1047 error = 0; 1048 break; 1049 default: 1050 error = ENOIOCTL; 1051 break; 1052 } 1053 1054 fdrop(fp, td); 1055 return (error); 1056 } 1057 1058 /* 1059 * CDROM related ioctls 1060 */ 1061 1062 struct linux_cdrom_msf 1063 { 1064 u_char cdmsf_min0; 1065 u_char cdmsf_sec0; 1066 u_char cdmsf_frame0; 1067 u_char cdmsf_min1; 1068 u_char cdmsf_sec1; 1069 u_char cdmsf_frame1; 1070 }; 1071 1072 struct linux_cdrom_tochdr 1073 { 1074 u_char cdth_trk0; 1075 u_char cdth_trk1; 1076 }; 1077 1078 union linux_cdrom_addr 1079 { 1080 struct { 1081 u_char minute; 1082 u_char second; 1083 u_char frame; 1084 } msf; 1085 int lba; 1086 }; 1087 1088 struct linux_cdrom_tocentry 1089 { 1090 u_char cdte_track; 1091 u_char cdte_adr:4; 1092 u_char cdte_ctrl:4; 1093 u_char cdte_format; 1094 union linux_cdrom_addr cdte_addr; 1095 u_char cdte_datamode; 1096 }; 1097 1098 struct linux_cdrom_subchnl 1099 { 1100 u_char cdsc_format; 1101 u_char cdsc_audiostatus; 1102 u_char cdsc_adr:4; 1103 u_char cdsc_ctrl:4; 1104 u_char cdsc_trk; 1105 u_char cdsc_ind; 1106 union linux_cdrom_addr cdsc_absaddr; 1107 union linux_cdrom_addr cdsc_reladdr; 1108 }; 1109 1110 struct l_cdrom_read_audio { 1111 union linux_cdrom_addr addr; 1112 u_char addr_format; 1113 l_int nframes; 1114 u_char *buf; 1115 }; 1116 1117 struct l_dvd_layer { 1118 u_char book_version:4; 1119 u_char book_type:4; 1120 u_char min_rate:4; 1121 u_char disc_size:4; 1122 u_char layer_type:4; 1123 u_char track_path:1; 1124 u_char nlayers:2; 1125 u_char track_density:4; 1126 u_char linear_density:4; 1127 u_char bca:1; 1128 u_int32_t start_sector; 1129 u_int32_t end_sector; 1130 u_int32_t end_sector_l0; 1131 }; 1132 1133 struct l_dvd_physical { 1134 u_char type; 1135 u_char layer_num; 1136 struct l_dvd_layer layer[4]; 1137 }; 1138 1139 struct l_dvd_copyright { 1140 u_char type; 1141 u_char layer_num; 1142 u_char cpst; 1143 u_char rmi; 1144 }; 1145 1146 struct l_dvd_disckey { 1147 u_char type; 1148 l_uint agid:2; 1149 u_char value[2048]; 1150 }; 1151 1152 struct l_dvd_bca { 1153 u_char type; 1154 l_int len; 1155 u_char value[188]; 1156 }; 1157 1158 struct l_dvd_manufact { 1159 u_char type; 1160 u_char layer_num; 1161 l_int len; 1162 u_char value[2048]; 1163 }; 1164 1165 typedef union { 1166 u_char type; 1167 struct l_dvd_physical physical; 1168 struct l_dvd_copyright copyright; 1169 struct l_dvd_disckey disckey; 1170 struct l_dvd_bca bca; 1171 struct l_dvd_manufact manufact; 1172 } l_dvd_struct; 1173 1174 typedef u_char l_dvd_key[5]; 1175 typedef u_char l_dvd_challenge[10]; 1176 1177 struct l_dvd_lu_send_agid { 1178 u_char type; 1179 l_uint agid:2; 1180 }; 1181 1182 struct l_dvd_host_send_challenge { 1183 u_char type; 1184 l_uint agid:2; 1185 l_dvd_challenge chal; 1186 }; 1187 1188 struct l_dvd_send_key { 1189 u_char type; 1190 l_uint agid:2; 1191 l_dvd_key key; 1192 }; 1193 1194 struct l_dvd_lu_send_challenge { 1195 u_char type; 1196 l_uint agid:2; 1197 l_dvd_challenge chal; 1198 }; 1199 1200 struct l_dvd_lu_send_title_key { 1201 u_char type; 1202 l_uint agid:2; 1203 l_dvd_key title_key; 1204 l_int lba; 1205 l_uint cpm:1; 1206 l_uint cp_sec:1; 1207 l_uint cgms:2; 1208 }; 1209 1210 struct l_dvd_lu_send_asf { 1211 u_char type; 1212 l_uint agid:2; 1213 l_uint asf:1; 1214 }; 1215 1216 struct l_dvd_host_send_rpcstate { 1217 u_char type; 1218 u_char pdrc; 1219 }; 1220 1221 struct l_dvd_lu_send_rpcstate { 1222 u_char type:2; 1223 u_char vra:3; 1224 u_char ucca:3; 1225 u_char region_mask; 1226 u_char rpc_scheme; 1227 }; 1228 1229 typedef union { 1230 u_char type; 1231 struct l_dvd_lu_send_agid lsa; 1232 struct l_dvd_host_send_challenge hsc; 1233 struct l_dvd_send_key lsk; 1234 struct l_dvd_lu_send_challenge lsc; 1235 struct l_dvd_send_key hsk; 1236 struct l_dvd_lu_send_title_key lstk; 1237 struct l_dvd_lu_send_asf lsasf; 1238 struct l_dvd_host_send_rpcstate hrpcs; 1239 struct l_dvd_lu_send_rpcstate lrpcs; 1240 } l_dvd_authinfo; 1241 1242 static void 1243 bsd_to_linux_msf_lba(u_char af, union msf_lba *bp, union linux_cdrom_addr *lp) 1244 { 1245 if (af == CD_LBA_FORMAT) 1246 lp->lba = bp->lba; 1247 else { 1248 lp->msf.minute = bp->msf.minute; 1249 lp->msf.second = bp->msf.second; 1250 lp->msf.frame = bp->msf.frame; 1251 } 1252 } 1253 1254 static void 1255 set_linux_cdrom_addr(union linux_cdrom_addr *addr, int format, int lba) 1256 { 1257 if (format == LINUX_CDROM_MSF) { 1258 addr->msf.frame = lba % 75; 1259 lba /= 75; 1260 lba += 2; 1261 addr->msf.second = lba % 60; 1262 addr->msf.minute = lba / 60; 1263 } else 1264 addr->lba = lba; 1265 } 1266 1267 static int 1268 linux_to_bsd_dvd_struct(l_dvd_struct *lp, struct dvd_struct *bp) 1269 { 1270 bp->format = lp->type; 1271 switch (bp->format) { 1272 case DVD_STRUCT_PHYSICAL: 1273 if (bp->layer_num >= 4) 1274 return (EINVAL); 1275 bp->layer_num = lp->physical.layer_num; 1276 break; 1277 case DVD_STRUCT_COPYRIGHT: 1278 bp->layer_num = lp->copyright.layer_num; 1279 break; 1280 case DVD_STRUCT_DISCKEY: 1281 bp->agid = lp->disckey.agid; 1282 break; 1283 case DVD_STRUCT_BCA: 1284 case DVD_STRUCT_MANUFACT: 1285 break; 1286 default: 1287 return (EINVAL); 1288 } 1289 return (0); 1290 } 1291 1292 static int 1293 bsd_to_linux_dvd_struct(struct dvd_struct *bp, l_dvd_struct *lp) 1294 { 1295 switch (bp->format) { 1296 case DVD_STRUCT_PHYSICAL: { 1297 struct dvd_layer *blp = (struct dvd_layer *)bp->data; 1298 struct l_dvd_layer *llp = &lp->physical.layer[bp->layer_num]; 1299 memset(llp, 0, sizeof(*llp)); 1300 llp->book_version = blp->book_version; 1301 llp->book_type = blp->book_type; 1302 llp->min_rate = blp->max_rate; 1303 llp->disc_size = blp->disc_size; 1304 llp->layer_type = blp->layer_type; 1305 llp->track_path = blp->track_path; 1306 llp->nlayers = blp->nlayers; 1307 llp->track_density = blp->track_density; 1308 llp->linear_density = blp->linear_density; 1309 llp->bca = blp->bca; 1310 llp->start_sector = blp->start_sector; 1311 llp->end_sector = blp->end_sector; 1312 llp->end_sector_l0 = blp->end_sector_l0; 1313 break; 1314 } 1315 case DVD_STRUCT_COPYRIGHT: 1316 lp->copyright.cpst = bp->cpst; 1317 lp->copyright.rmi = bp->rmi; 1318 break; 1319 case DVD_STRUCT_DISCKEY: 1320 memcpy(lp->disckey.value, bp->data, sizeof(lp->disckey.value)); 1321 break; 1322 case DVD_STRUCT_BCA: 1323 lp->bca.len = bp->length; 1324 memcpy(lp->bca.value, bp->data, sizeof(lp->bca.value)); 1325 break; 1326 case DVD_STRUCT_MANUFACT: 1327 lp->manufact.len = bp->length; 1328 memcpy(lp->manufact.value, bp->data, 1329 sizeof(lp->manufact.value)); 1330 /* lp->manufact.layer_num is unused in linux (redhat 7.0) */ 1331 break; 1332 default: 1333 return (EINVAL); 1334 } 1335 return (0); 1336 } 1337 1338 static int 1339 linux_to_bsd_dvd_authinfo(l_dvd_authinfo *lp, int *bcode, 1340 struct dvd_authinfo *bp) 1341 { 1342 switch (lp->type) { 1343 case LINUX_DVD_LU_SEND_AGID: 1344 *bcode = DVDIOCREPORTKEY; 1345 bp->format = DVD_REPORT_AGID; 1346 bp->agid = lp->lsa.agid; 1347 break; 1348 case LINUX_DVD_HOST_SEND_CHALLENGE: 1349 *bcode = DVDIOCSENDKEY; 1350 bp->format = DVD_SEND_CHALLENGE; 1351 bp->agid = lp->hsc.agid; 1352 memcpy(bp->keychal, lp->hsc.chal, 10); 1353 break; 1354 case LINUX_DVD_LU_SEND_KEY1: 1355 *bcode = DVDIOCREPORTKEY; 1356 bp->format = DVD_REPORT_KEY1; 1357 bp->agid = lp->lsk.agid; 1358 break; 1359 case LINUX_DVD_LU_SEND_CHALLENGE: 1360 *bcode = DVDIOCREPORTKEY; 1361 bp->format = DVD_REPORT_CHALLENGE; 1362 bp->agid = lp->lsc.agid; 1363 break; 1364 case LINUX_DVD_HOST_SEND_KEY2: 1365 *bcode = DVDIOCSENDKEY; 1366 bp->format = DVD_SEND_KEY2; 1367 bp->agid = lp->hsk.agid; 1368 memcpy(bp->keychal, lp->hsk.key, 5); 1369 break; 1370 case LINUX_DVD_LU_SEND_TITLE_KEY: 1371 *bcode = DVDIOCREPORTKEY; 1372 bp->format = DVD_REPORT_TITLE_KEY; 1373 bp->agid = lp->lstk.agid; 1374 bp->lba = lp->lstk.lba; 1375 break; 1376 case LINUX_DVD_LU_SEND_ASF: 1377 *bcode = DVDIOCREPORTKEY; 1378 bp->format = DVD_REPORT_ASF; 1379 bp->agid = lp->lsasf.agid; 1380 break; 1381 case LINUX_DVD_INVALIDATE_AGID: 1382 *bcode = DVDIOCREPORTKEY; 1383 bp->format = DVD_INVALIDATE_AGID; 1384 bp->agid = lp->lsa.agid; 1385 break; 1386 case LINUX_DVD_LU_SEND_RPC_STATE: 1387 *bcode = DVDIOCREPORTKEY; 1388 bp->format = DVD_REPORT_RPC; 1389 break; 1390 case LINUX_DVD_HOST_SEND_RPC_STATE: 1391 *bcode = DVDIOCSENDKEY; 1392 bp->format = DVD_SEND_RPC; 1393 bp->region = lp->hrpcs.pdrc; 1394 break; 1395 default: 1396 return (EINVAL); 1397 } 1398 return (0); 1399 } 1400 1401 static int 1402 bsd_to_linux_dvd_authinfo(struct dvd_authinfo *bp, l_dvd_authinfo *lp) 1403 { 1404 switch (lp->type) { 1405 case LINUX_DVD_LU_SEND_AGID: 1406 lp->lsa.agid = bp->agid; 1407 break; 1408 case LINUX_DVD_HOST_SEND_CHALLENGE: 1409 lp->type = LINUX_DVD_LU_SEND_KEY1; 1410 break; 1411 case LINUX_DVD_LU_SEND_KEY1: 1412 memcpy(lp->lsk.key, bp->keychal, sizeof(lp->lsk.key)); 1413 break; 1414 case LINUX_DVD_LU_SEND_CHALLENGE: 1415 memcpy(lp->lsc.chal, bp->keychal, sizeof(lp->lsc.chal)); 1416 break; 1417 case LINUX_DVD_HOST_SEND_KEY2: 1418 lp->type = LINUX_DVD_AUTH_ESTABLISHED; 1419 break; 1420 case LINUX_DVD_LU_SEND_TITLE_KEY: 1421 memcpy(lp->lstk.title_key, bp->keychal, 1422 sizeof(lp->lstk.title_key)); 1423 lp->lstk.cpm = bp->cpm; 1424 lp->lstk.cp_sec = bp->cp_sec; 1425 lp->lstk.cgms = bp->cgms; 1426 break; 1427 case LINUX_DVD_LU_SEND_ASF: 1428 lp->lsasf.asf = bp->asf; 1429 break; 1430 case LINUX_DVD_INVALIDATE_AGID: 1431 break; 1432 case LINUX_DVD_LU_SEND_RPC_STATE: 1433 lp->lrpcs.type = bp->reg_type; 1434 lp->lrpcs.vra = bp->vend_rsts; 1435 lp->lrpcs.ucca = bp->user_rsts; 1436 lp->lrpcs.region_mask = bp->region; 1437 lp->lrpcs.rpc_scheme = bp->rpc_scheme; 1438 break; 1439 case LINUX_DVD_HOST_SEND_RPC_STATE: 1440 break; 1441 default: 1442 return (EINVAL); 1443 } 1444 return (0); 1445 } 1446 1447 static int 1448 linux_ioctl_cdrom(struct thread *td, struct linux_ioctl_args *args) 1449 { 1450 cap_rights_t rights; 1451 struct file *fp; 1452 int error; 1453 1454 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 1455 if (error != 0) 1456 return (error); 1457 switch (args->cmd & 0xffff) { 1458 1459 case LINUX_CDROMPAUSE: 1460 args->cmd = CDIOCPAUSE; 1461 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1462 break; 1463 1464 case LINUX_CDROMRESUME: 1465 args->cmd = CDIOCRESUME; 1466 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1467 break; 1468 1469 case LINUX_CDROMPLAYMSF: 1470 args->cmd = CDIOCPLAYMSF; 1471 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1472 break; 1473 1474 case LINUX_CDROMPLAYTRKIND: 1475 args->cmd = CDIOCPLAYTRACKS; 1476 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1477 break; 1478 1479 case LINUX_CDROMREADTOCHDR: { 1480 struct ioc_toc_header th; 1481 struct linux_cdrom_tochdr lth; 1482 error = fo_ioctl(fp, CDIOREADTOCHEADER, (caddr_t)&th, 1483 td->td_ucred, td); 1484 if (!error) { 1485 lth.cdth_trk0 = th.starting_track; 1486 lth.cdth_trk1 = th.ending_track; 1487 copyout(<h, (void *)args->arg, sizeof(lth)); 1488 } 1489 break; 1490 } 1491 1492 case LINUX_CDROMREADTOCENTRY: { 1493 struct linux_cdrom_tocentry lte; 1494 struct ioc_read_toc_single_entry irtse; 1495 1496 error = copyin((void *)args->arg, <e, sizeof(lte)); 1497 if (error) 1498 break; 1499 irtse.address_format = lte.cdte_format; 1500 irtse.track = lte.cdte_track; 1501 error = fo_ioctl(fp, CDIOREADTOCENTRY, (caddr_t)&irtse, 1502 td->td_ucred, td); 1503 if (!error) { 1504 lte.cdte_ctrl = irtse.entry.control; 1505 lte.cdte_adr = irtse.entry.addr_type; 1506 bsd_to_linux_msf_lba(irtse.address_format, 1507 &irtse.entry.addr, <e.cdte_addr); 1508 error = copyout(<e, (void *)args->arg, sizeof(lte)); 1509 } 1510 break; 1511 } 1512 1513 case LINUX_CDROMSTOP: 1514 args->cmd = CDIOCSTOP; 1515 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1516 break; 1517 1518 case LINUX_CDROMSTART: 1519 args->cmd = CDIOCSTART; 1520 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1521 break; 1522 1523 case LINUX_CDROMEJECT: 1524 args->cmd = CDIOCEJECT; 1525 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1526 break; 1527 1528 /* LINUX_CDROMVOLCTRL */ 1529 1530 case LINUX_CDROMSUBCHNL: { 1531 struct linux_cdrom_subchnl sc; 1532 struct ioc_read_subchannel bsdsc; 1533 struct cd_sub_channel_info bsdinfo; 1534 1535 bsdsc.address_format = CD_LBA_FORMAT; 1536 bsdsc.data_format = CD_CURRENT_POSITION; 1537 bsdsc.track = 0; 1538 bsdsc.data_len = sizeof(bsdinfo); 1539 bsdsc.data = &bsdinfo; 1540 error = fo_ioctl(fp, CDIOCREADSUBCHANNEL_SYSSPACE, 1541 (caddr_t)&bsdsc, td->td_ucred, td); 1542 if (error) 1543 break; 1544 error = copyin((void *)args->arg, &sc, sizeof(sc)); 1545 if (error) 1546 break; 1547 sc.cdsc_audiostatus = bsdinfo.header.audio_status; 1548 sc.cdsc_adr = bsdinfo.what.position.addr_type; 1549 sc.cdsc_ctrl = bsdinfo.what.position.control; 1550 sc.cdsc_trk = bsdinfo.what.position.track_number; 1551 sc.cdsc_ind = bsdinfo.what.position.index_number; 1552 set_linux_cdrom_addr(&sc.cdsc_absaddr, sc.cdsc_format, 1553 bsdinfo.what.position.absaddr.lba); 1554 set_linux_cdrom_addr(&sc.cdsc_reladdr, sc.cdsc_format, 1555 bsdinfo.what.position.reladdr.lba); 1556 error = copyout(&sc, (void *)args->arg, sizeof(sc)); 1557 break; 1558 } 1559 1560 /* LINUX_CDROMREADMODE2 */ 1561 /* LINUX_CDROMREADMODE1 */ 1562 /* LINUX_CDROMREADAUDIO */ 1563 /* LINUX_CDROMEJECT_SW */ 1564 /* LINUX_CDROMMULTISESSION */ 1565 /* LINUX_CDROM_GET_UPC */ 1566 1567 case LINUX_CDROMRESET: 1568 args->cmd = CDIOCRESET; 1569 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1570 break; 1571 1572 /* LINUX_CDROMVOLREAD */ 1573 /* LINUX_CDROMREADRAW */ 1574 /* LINUX_CDROMREADCOOKED */ 1575 /* LINUX_CDROMSEEK */ 1576 /* LINUX_CDROMPLAYBLK */ 1577 /* LINUX_CDROMREADALL */ 1578 /* LINUX_CDROMCLOSETRAY */ 1579 /* LINUX_CDROMLOADFROMSLOT */ 1580 /* LINUX_CDROMGETSPINDOWN */ 1581 /* LINUX_CDROMSETSPINDOWN */ 1582 /* LINUX_CDROM_SET_OPTIONS */ 1583 /* LINUX_CDROM_CLEAR_OPTIONS */ 1584 /* LINUX_CDROM_SELECT_SPEED */ 1585 /* LINUX_CDROM_SELECT_DISC */ 1586 /* LINUX_CDROM_MEDIA_CHANGED */ 1587 /* LINUX_CDROM_DRIVE_STATUS */ 1588 /* LINUX_CDROM_DISC_STATUS */ 1589 /* LINUX_CDROM_CHANGER_NSLOTS */ 1590 /* LINUX_CDROM_LOCKDOOR */ 1591 /* LINUX_CDROM_DEBUG */ 1592 /* LINUX_CDROM_GET_CAPABILITY */ 1593 /* LINUX_CDROMAUDIOBUFSIZ */ 1594 1595 case LINUX_DVD_READ_STRUCT: { 1596 l_dvd_struct *lds; 1597 struct dvd_struct *bds; 1598 1599 lds = malloc(sizeof(*lds), M_LINUX, M_WAITOK); 1600 bds = malloc(sizeof(*bds), M_LINUX, M_WAITOK); 1601 error = copyin((void *)args->arg, lds, sizeof(*lds)); 1602 if (error) 1603 goto out; 1604 error = linux_to_bsd_dvd_struct(lds, bds); 1605 if (error) 1606 goto out; 1607 error = fo_ioctl(fp, DVDIOCREADSTRUCTURE, (caddr_t)bds, 1608 td->td_ucred, td); 1609 if (error) 1610 goto out; 1611 error = bsd_to_linux_dvd_struct(bds, lds); 1612 if (error) 1613 goto out; 1614 error = copyout(lds, (void *)args->arg, sizeof(*lds)); 1615 out: 1616 free(bds, M_LINUX); 1617 free(lds, M_LINUX); 1618 break; 1619 } 1620 1621 /* LINUX_DVD_WRITE_STRUCT */ 1622 1623 case LINUX_DVD_AUTH: { 1624 l_dvd_authinfo lda; 1625 struct dvd_authinfo bda; 1626 int bcode; 1627 1628 error = copyin((void *)args->arg, &lda, sizeof(lda)); 1629 if (error) 1630 break; 1631 error = linux_to_bsd_dvd_authinfo(&lda, &bcode, &bda); 1632 if (error) 1633 break; 1634 error = fo_ioctl(fp, bcode, (caddr_t)&bda, td->td_ucred, 1635 td); 1636 if (error) { 1637 if (lda.type == LINUX_DVD_HOST_SEND_KEY2) { 1638 lda.type = LINUX_DVD_AUTH_FAILURE; 1639 copyout(&lda, (void *)args->arg, sizeof(lda)); 1640 } 1641 break; 1642 } 1643 error = bsd_to_linux_dvd_authinfo(&bda, &lda); 1644 if (error) 1645 break; 1646 error = copyout(&lda, (void *)args->arg, sizeof(lda)); 1647 break; 1648 } 1649 1650 case LINUX_SCSI_GET_BUS_NUMBER: 1651 { 1652 struct sg_scsi_id id; 1653 1654 error = fo_ioctl(fp, SG_GET_SCSI_ID, (caddr_t)&id, 1655 td->td_ucred, td); 1656 if (error) 1657 break; 1658 error = copyout(&id.channel, (void *)args->arg, sizeof(int)); 1659 break; 1660 } 1661 1662 case LINUX_SCSI_GET_IDLUN: 1663 { 1664 struct sg_scsi_id id; 1665 struct scsi_idlun idl; 1666 1667 error = fo_ioctl(fp, SG_GET_SCSI_ID, (caddr_t)&id, 1668 td->td_ucred, td); 1669 if (error) 1670 break; 1671 idl.dev_id = (id.scsi_id & 0xff) + ((id.lun & 0xff) << 8) + 1672 ((id.channel & 0xff) << 16) + ((id.host_no & 0xff) << 24); 1673 idl.host_unique_id = id.host_no; 1674 error = copyout(&idl, (void *)args->arg, sizeof(idl)); 1675 break; 1676 } 1677 1678 /* LINUX_CDROM_SEND_PACKET */ 1679 /* LINUX_CDROM_NEXT_WRITABLE */ 1680 /* LINUX_CDROM_LAST_WRITTEN */ 1681 1682 default: 1683 error = ENOIOCTL; 1684 break; 1685 } 1686 1687 fdrop(fp, td); 1688 return (error); 1689 } 1690 1691 static int 1692 linux_ioctl_vfat(struct thread *td, struct linux_ioctl_args *args) 1693 { 1694 1695 return (ENOTTY); 1696 } 1697 1698 /* 1699 * Sound related ioctls 1700 */ 1701 1702 struct linux_mixer_info { 1703 char id[16]; 1704 char name[32]; 1705 int modify_counter; 1706 int fillers[10]; 1707 }; 1708 1709 struct linux_old_mixer_info { 1710 char id[16]; 1711 char name[32]; 1712 }; 1713 1714 static u_int32_t dirbits[4] = { IOC_VOID, IOC_IN, IOC_OUT, IOC_INOUT }; 1715 1716 #define SETDIR(c) (((c) & ~IOC_DIRMASK) | dirbits[args->cmd >> 30]) 1717 1718 static int 1719 linux_ioctl_sound(struct thread *td, struct linux_ioctl_args *args) 1720 { 1721 1722 switch (args->cmd & 0xffff) { 1723 1724 case LINUX_SOUND_MIXER_WRITE_VOLUME: 1725 args->cmd = SETDIR(SOUND_MIXER_WRITE_VOLUME); 1726 return (sys_ioctl(td, (struct ioctl_args *)args)); 1727 1728 case LINUX_SOUND_MIXER_WRITE_BASS: 1729 args->cmd = SETDIR(SOUND_MIXER_WRITE_BASS); 1730 return (sys_ioctl(td, (struct ioctl_args *)args)); 1731 1732 case LINUX_SOUND_MIXER_WRITE_TREBLE: 1733 args->cmd = SETDIR(SOUND_MIXER_WRITE_TREBLE); 1734 return (sys_ioctl(td, (struct ioctl_args *)args)); 1735 1736 case LINUX_SOUND_MIXER_WRITE_SYNTH: 1737 args->cmd = SETDIR(SOUND_MIXER_WRITE_SYNTH); 1738 return (sys_ioctl(td, (struct ioctl_args *)args)); 1739 1740 case LINUX_SOUND_MIXER_WRITE_PCM: 1741 args->cmd = SETDIR(SOUND_MIXER_WRITE_PCM); 1742 return (sys_ioctl(td, (struct ioctl_args *)args)); 1743 1744 case LINUX_SOUND_MIXER_WRITE_SPEAKER: 1745 args->cmd = SETDIR(SOUND_MIXER_WRITE_SPEAKER); 1746 return (sys_ioctl(td, (struct ioctl_args *)args)); 1747 1748 case LINUX_SOUND_MIXER_WRITE_LINE: 1749 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE); 1750 return (sys_ioctl(td, (struct ioctl_args *)args)); 1751 1752 case LINUX_SOUND_MIXER_WRITE_MIC: 1753 args->cmd = SETDIR(SOUND_MIXER_WRITE_MIC); 1754 return (sys_ioctl(td, (struct ioctl_args *)args)); 1755 1756 case LINUX_SOUND_MIXER_WRITE_CD: 1757 args->cmd = SETDIR(SOUND_MIXER_WRITE_CD); 1758 return (sys_ioctl(td, (struct ioctl_args *)args)); 1759 1760 case LINUX_SOUND_MIXER_WRITE_IMIX: 1761 args->cmd = SETDIR(SOUND_MIXER_WRITE_IMIX); 1762 return (sys_ioctl(td, (struct ioctl_args *)args)); 1763 1764 case LINUX_SOUND_MIXER_WRITE_ALTPCM: 1765 args->cmd = SETDIR(SOUND_MIXER_WRITE_ALTPCM); 1766 return (sys_ioctl(td, (struct ioctl_args *)args)); 1767 1768 case LINUX_SOUND_MIXER_WRITE_RECLEV: 1769 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECLEV); 1770 return (sys_ioctl(td, (struct ioctl_args *)args)); 1771 1772 case LINUX_SOUND_MIXER_WRITE_IGAIN: 1773 args->cmd = SETDIR(SOUND_MIXER_WRITE_IGAIN); 1774 return (sys_ioctl(td, (struct ioctl_args *)args)); 1775 1776 case LINUX_SOUND_MIXER_WRITE_OGAIN: 1777 args->cmd = SETDIR(SOUND_MIXER_WRITE_OGAIN); 1778 return (sys_ioctl(td, (struct ioctl_args *)args)); 1779 1780 case LINUX_SOUND_MIXER_WRITE_LINE1: 1781 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE1); 1782 return (sys_ioctl(td, (struct ioctl_args *)args)); 1783 1784 case LINUX_SOUND_MIXER_WRITE_LINE2: 1785 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE2); 1786 return (sys_ioctl(td, (struct ioctl_args *)args)); 1787 1788 case LINUX_SOUND_MIXER_WRITE_LINE3: 1789 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE3); 1790 return (sys_ioctl(td, (struct ioctl_args *)args)); 1791 1792 case LINUX_SOUND_MIXER_INFO: { 1793 /* Key on encoded length */ 1794 switch ((args->cmd >> 16) & 0x1fff) { 1795 case 0x005c: { /* SOUND_MIXER_INFO */ 1796 struct linux_mixer_info info; 1797 bzero(&info, sizeof(info)); 1798 strncpy(info.id, "OSS", sizeof(info.id) - 1); 1799 strncpy(info.name, "FreeBSD OSS Mixer", sizeof(info.name) - 1); 1800 copyout(&info, (void *)args->arg, sizeof(info)); 1801 return (0); 1802 } 1803 case 0x0030: { /* SOUND_OLD_MIXER_INFO */ 1804 struct linux_old_mixer_info info; 1805 bzero(&info, sizeof(info)); 1806 strncpy(info.id, "OSS", sizeof(info.id) - 1); 1807 strncpy(info.name, "FreeBSD OSS Mixer", sizeof(info.name) - 1); 1808 copyout(&info, (void *)args->arg, sizeof(info)); 1809 return (0); 1810 } 1811 default: 1812 return (ENOIOCTL); 1813 } 1814 break; 1815 } 1816 1817 case LINUX_OSS_GETVERSION: { 1818 int version = linux_get_oss_version(td); 1819 return (copyout(&version, (void *)args->arg, sizeof(int))); 1820 } 1821 1822 case LINUX_SOUND_MIXER_READ_STEREODEVS: 1823 args->cmd = SOUND_MIXER_READ_STEREODEVS; 1824 return (sys_ioctl(td, (struct ioctl_args *)args)); 1825 1826 case LINUX_SOUND_MIXER_READ_CAPS: 1827 args->cmd = SOUND_MIXER_READ_CAPS; 1828 return (sys_ioctl(td, (struct ioctl_args *)args)); 1829 1830 case LINUX_SOUND_MIXER_READ_RECMASK: 1831 args->cmd = SOUND_MIXER_READ_RECMASK; 1832 return (sys_ioctl(td, (struct ioctl_args *)args)); 1833 1834 case LINUX_SOUND_MIXER_READ_DEVMASK: 1835 args->cmd = SOUND_MIXER_READ_DEVMASK; 1836 return (sys_ioctl(td, (struct ioctl_args *)args)); 1837 1838 case LINUX_SOUND_MIXER_WRITE_RECSRC: 1839 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECSRC); 1840 return (sys_ioctl(td, (struct ioctl_args *)args)); 1841 1842 case LINUX_SNDCTL_DSP_RESET: 1843 args->cmd = SNDCTL_DSP_RESET; 1844 return (sys_ioctl(td, (struct ioctl_args *)args)); 1845 1846 case LINUX_SNDCTL_DSP_SYNC: 1847 args->cmd = SNDCTL_DSP_SYNC; 1848 return (sys_ioctl(td, (struct ioctl_args *)args)); 1849 1850 case LINUX_SNDCTL_DSP_SPEED: 1851 args->cmd = SNDCTL_DSP_SPEED; 1852 return (sys_ioctl(td, (struct ioctl_args *)args)); 1853 1854 case LINUX_SNDCTL_DSP_STEREO: 1855 args->cmd = SNDCTL_DSP_STEREO; 1856 return (sys_ioctl(td, (struct ioctl_args *)args)); 1857 1858 case LINUX_SNDCTL_DSP_GETBLKSIZE: /* LINUX_SNDCTL_DSP_SETBLKSIZE */ 1859 args->cmd = SNDCTL_DSP_GETBLKSIZE; 1860 return (sys_ioctl(td, (struct ioctl_args *)args)); 1861 1862 case LINUX_SNDCTL_DSP_SETFMT: 1863 args->cmd = SNDCTL_DSP_SETFMT; 1864 return (sys_ioctl(td, (struct ioctl_args *)args)); 1865 1866 case LINUX_SOUND_PCM_WRITE_CHANNELS: 1867 args->cmd = SOUND_PCM_WRITE_CHANNELS; 1868 return (sys_ioctl(td, (struct ioctl_args *)args)); 1869 1870 case LINUX_SOUND_PCM_WRITE_FILTER: 1871 args->cmd = SOUND_PCM_WRITE_FILTER; 1872 return (sys_ioctl(td, (struct ioctl_args *)args)); 1873 1874 case LINUX_SNDCTL_DSP_POST: 1875 args->cmd = SNDCTL_DSP_POST; 1876 return (sys_ioctl(td, (struct ioctl_args *)args)); 1877 1878 case LINUX_SNDCTL_DSP_SUBDIVIDE: 1879 args->cmd = SNDCTL_DSP_SUBDIVIDE; 1880 return (sys_ioctl(td, (struct ioctl_args *)args)); 1881 1882 case LINUX_SNDCTL_DSP_SETFRAGMENT: 1883 args->cmd = SNDCTL_DSP_SETFRAGMENT; 1884 return (sys_ioctl(td, (struct ioctl_args *)args)); 1885 1886 case LINUX_SNDCTL_DSP_GETFMTS: 1887 args->cmd = SNDCTL_DSP_GETFMTS; 1888 return (sys_ioctl(td, (struct ioctl_args *)args)); 1889 1890 case LINUX_SNDCTL_DSP_GETOSPACE: 1891 args->cmd = SNDCTL_DSP_GETOSPACE; 1892 return (sys_ioctl(td, (struct ioctl_args *)args)); 1893 1894 case LINUX_SNDCTL_DSP_GETISPACE: 1895 args->cmd = SNDCTL_DSP_GETISPACE; 1896 return (sys_ioctl(td, (struct ioctl_args *)args)); 1897 1898 case LINUX_SNDCTL_DSP_NONBLOCK: 1899 args->cmd = SNDCTL_DSP_NONBLOCK; 1900 return (sys_ioctl(td, (struct ioctl_args *)args)); 1901 1902 case LINUX_SNDCTL_DSP_GETCAPS: 1903 args->cmd = SNDCTL_DSP_GETCAPS; 1904 return (sys_ioctl(td, (struct ioctl_args *)args)); 1905 1906 case LINUX_SNDCTL_DSP_SETTRIGGER: /* LINUX_SNDCTL_GETTRIGGER */ 1907 args->cmd = SNDCTL_DSP_SETTRIGGER; 1908 return (sys_ioctl(td, (struct ioctl_args *)args)); 1909 1910 case LINUX_SNDCTL_DSP_GETIPTR: 1911 args->cmd = SNDCTL_DSP_GETIPTR; 1912 return (sys_ioctl(td, (struct ioctl_args *)args)); 1913 1914 case LINUX_SNDCTL_DSP_GETOPTR: 1915 args->cmd = SNDCTL_DSP_GETOPTR; 1916 return (sys_ioctl(td, (struct ioctl_args *)args)); 1917 1918 case LINUX_SNDCTL_DSP_SETDUPLEX: 1919 args->cmd = SNDCTL_DSP_SETDUPLEX; 1920 return (sys_ioctl(td, (struct ioctl_args *)args)); 1921 1922 case LINUX_SNDCTL_DSP_GETODELAY: 1923 args->cmd = SNDCTL_DSP_GETODELAY; 1924 return (sys_ioctl(td, (struct ioctl_args *)args)); 1925 1926 case LINUX_SNDCTL_SEQ_RESET: 1927 args->cmd = SNDCTL_SEQ_RESET; 1928 return (sys_ioctl(td, (struct ioctl_args *)args)); 1929 1930 case LINUX_SNDCTL_SEQ_SYNC: 1931 args->cmd = SNDCTL_SEQ_SYNC; 1932 return (sys_ioctl(td, (struct ioctl_args *)args)); 1933 1934 case LINUX_SNDCTL_SYNTH_INFO: 1935 args->cmd = SNDCTL_SYNTH_INFO; 1936 return (sys_ioctl(td, (struct ioctl_args *)args)); 1937 1938 case LINUX_SNDCTL_SEQ_CTRLRATE: 1939 args->cmd = SNDCTL_SEQ_CTRLRATE; 1940 return (sys_ioctl(td, (struct ioctl_args *)args)); 1941 1942 case LINUX_SNDCTL_SEQ_GETOUTCOUNT: 1943 args->cmd = SNDCTL_SEQ_GETOUTCOUNT; 1944 return (sys_ioctl(td, (struct ioctl_args *)args)); 1945 1946 case LINUX_SNDCTL_SEQ_GETINCOUNT: 1947 args->cmd = SNDCTL_SEQ_GETINCOUNT; 1948 return (sys_ioctl(td, (struct ioctl_args *)args)); 1949 1950 case LINUX_SNDCTL_SEQ_PERCMODE: 1951 args->cmd = SNDCTL_SEQ_PERCMODE; 1952 return (sys_ioctl(td, (struct ioctl_args *)args)); 1953 1954 case LINUX_SNDCTL_FM_LOAD_INSTR: 1955 args->cmd = SNDCTL_FM_LOAD_INSTR; 1956 return (sys_ioctl(td, (struct ioctl_args *)args)); 1957 1958 case LINUX_SNDCTL_SEQ_TESTMIDI: 1959 args->cmd = SNDCTL_SEQ_TESTMIDI; 1960 return (sys_ioctl(td, (struct ioctl_args *)args)); 1961 1962 case LINUX_SNDCTL_SEQ_RESETSAMPLES: 1963 args->cmd = SNDCTL_SEQ_RESETSAMPLES; 1964 return (sys_ioctl(td, (struct ioctl_args *)args)); 1965 1966 case LINUX_SNDCTL_SEQ_NRSYNTHS: 1967 args->cmd = SNDCTL_SEQ_NRSYNTHS; 1968 return (sys_ioctl(td, (struct ioctl_args *)args)); 1969 1970 case LINUX_SNDCTL_SEQ_NRMIDIS: 1971 args->cmd = SNDCTL_SEQ_NRMIDIS; 1972 return (sys_ioctl(td, (struct ioctl_args *)args)); 1973 1974 case LINUX_SNDCTL_MIDI_INFO: 1975 args->cmd = SNDCTL_MIDI_INFO; 1976 return (sys_ioctl(td, (struct ioctl_args *)args)); 1977 1978 case LINUX_SNDCTL_SEQ_TRESHOLD: 1979 args->cmd = SNDCTL_SEQ_TRESHOLD; 1980 return (sys_ioctl(td, (struct ioctl_args *)args)); 1981 1982 case LINUX_SNDCTL_SYNTH_MEMAVL: 1983 args->cmd = SNDCTL_SYNTH_MEMAVL; 1984 return (sys_ioctl(td, (struct ioctl_args *)args)); 1985 1986 } 1987 1988 return (ENOIOCTL); 1989 } 1990 1991 /* 1992 * Console related ioctls 1993 */ 1994 1995 #define ISSIGVALID(sig) ((sig) > 0 && (sig) < NSIG) 1996 1997 static int 1998 linux_ioctl_console(struct thread *td, struct linux_ioctl_args *args) 1999 { 2000 cap_rights_t rights; 2001 struct file *fp; 2002 int error; 2003 2004 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 2005 if (error != 0) 2006 return (error); 2007 switch (args->cmd & 0xffff) { 2008 2009 case LINUX_KIOCSOUND: 2010 args->cmd = KIOCSOUND; 2011 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2012 break; 2013 2014 case LINUX_KDMKTONE: 2015 args->cmd = KDMKTONE; 2016 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2017 break; 2018 2019 case LINUX_KDGETLED: 2020 args->cmd = KDGETLED; 2021 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2022 break; 2023 2024 case LINUX_KDSETLED: 2025 args->cmd = KDSETLED; 2026 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2027 break; 2028 2029 case LINUX_KDSETMODE: 2030 args->cmd = KDSETMODE; 2031 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2032 break; 2033 2034 case LINUX_KDGETMODE: 2035 args->cmd = KDGETMODE; 2036 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2037 break; 2038 2039 case LINUX_KDGKBMODE: 2040 args->cmd = KDGKBMODE; 2041 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2042 break; 2043 2044 case LINUX_KDSKBMODE: { 2045 int kbdmode; 2046 switch (args->arg) { 2047 case LINUX_KBD_RAW: 2048 kbdmode = K_RAW; 2049 break; 2050 case LINUX_KBD_XLATE: 2051 kbdmode = K_XLATE; 2052 break; 2053 case LINUX_KBD_MEDIUMRAW: 2054 kbdmode = K_RAW; 2055 break; 2056 default: 2057 fdrop(fp, td); 2058 return (EINVAL); 2059 } 2060 error = (fo_ioctl(fp, KDSKBMODE, (caddr_t)&kbdmode, 2061 td->td_ucred, td)); 2062 break; 2063 } 2064 2065 case LINUX_VT_OPENQRY: 2066 args->cmd = VT_OPENQRY; 2067 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2068 break; 2069 2070 case LINUX_VT_GETMODE: 2071 args->cmd = VT_GETMODE; 2072 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2073 break; 2074 2075 case LINUX_VT_SETMODE: { 2076 struct vt_mode mode; 2077 if ((error = copyin((void *)args->arg, &mode, sizeof(mode)))) 2078 break; 2079 if (!ISSIGVALID(mode.frsig) && ISSIGVALID(mode.acqsig)) 2080 mode.frsig = mode.acqsig; 2081 if ((error = copyout(&mode, (void *)args->arg, sizeof(mode)))) 2082 break; 2083 args->cmd = VT_SETMODE; 2084 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2085 break; 2086 } 2087 2088 case LINUX_VT_GETSTATE: 2089 args->cmd = VT_GETACTIVE; 2090 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2091 break; 2092 2093 case LINUX_VT_RELDISP: 2094 args->cmd = VT_RELDISP; 2095 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2096 break; 2097 2098 case LINUX_VT_ACTIVATE: 2099 args->cmd = VT_ACTIVATE; 2100 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2101 break; 2102 2103 case LINUX_VT_WAITACTIVE: 2104 args->cmd = VT_WAITACTIVE; 2105 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2106 break; 2107 2108 default: 2109 error = ENOIOCTL; 2110 break; 2111 } 2112 2113 fdrop(fp, td); 2114 return (error); 2115 } 2116 2117 /* 2118 * Criteria for interface name translation 2119 */ 2120 #define IFP_IS_ETH(ifp) (ifp->if_type == IFT_ETHER) 2121 2122 /* 2123 * Interface function used by linprocfs (at the time of writing). It's not 2124 * used by the Linuxulator itself. 2125 */ 2126 int 2127 linux_ifname(struct ifnet *ifp, char *buffer, size_t buflen) 2128 { 2129 struct ifnet *ifscan; 2130 int ethno; 2131 2132 IFNET_RLOCK_ASSERT(); 2133 2134 /* Short-circuit non ethernet interfaces */ 2135 if (!IFP_IS_ETH(ifp)) 2136 return (strlcpy(buffer, ifp->if_xname, buflen)); 2137 2138 /* Determine the (relative) unit number for ethernet interfaces */ 2139 ethno = 0; 2140 TAILQ_FOREACH(ifscan, &V_ifnet, if_link) { 2141 if (ifscan == ifp) 2142 return (snprintf(buffer, buflen, "eth%d", ethno)); 2143 if (IFP_IS_ETH(ifscan)) 2144 ethno++; 2145 } 2146 2147 return (0); 2148 } 2149 2150 /* 2151 * Translate a Linux interface name to a FreeBSD interface name, 2152 * and return the associated ifnet structure 2153 * bsdname and lxname need to be least IFNAMSIZ bytes long, but 2154 * can point to the same buffer. 2155 */ 2156 2157 static struct ifnet * 2158 ifname_linux_to_bsd(struct thread *td, const char *lxname, char *bsdname) 2159 { 2160 struct ifnet *ifp; 2161 int len, unit; 2162 char *ep; 2163 int is_eth, index; 2164 2165 for (len = 0; len < LINUX_IFNAMSIZ; ++len) 2166 if (!isalpha(lxname[len])) 2167 break; 2168 if (len == 0 || len == LINUX_IFNAMSIZ) 2169 return (NULL); 2170 unit = (int)strtoul(lxname + len, &ep, 10); 2171 if (ep == NULL || ep == lxname + len || ep >= lxname + LINUX_IFNAMSIZ) 2172 return (NULL); 2173 index = 0; 2174 is_eth = (len == 3 && !strncmp(lxname, "eth", len)) ? 1 : 0; 2175 CURVNET_SET(TD_TO_VNET(td)); 2176 IFNET_RLOCK(); 2177 TAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2178 /* 2179 * Allow Linux programs to use FreeBSD names. Don't presume 2180 * we never have an interface named "eth", so don't make 2181 * the test optional based on is_eth. 2182 */ 2183 if (strncmp(ifp->if_xname, lxname, LINUX_IFNAMSIZ) == 0) 2184 break; 2185 if (is_eth && IFP_IS_ETH(ifp) && unit == index++) 2186 break; 2187 } 2188 IFNET_RUNLOCK(); 2189 CURVNET_RESTORE(); 2190 if (ifp != NULL) 2191 strlcpy(bsdname, ifp->if_xname, IFNAMSIZ); 2192 return (ifp); 2193 } 2194 2195 /* 2196 * Implement the SIOCGIFCONF ioctl 2197 */ 2198 2199 static int 2200 linux_ifconf(struct thread *td, struct ifconf *uifc) 2201 { 2202 #ifdef COMPAT_LINUX32 2203 struct l_ifconf ifc; 2204 #else 2205 struct ifconf ifc; 2206 #endif 2207 struct l_ifreq ifr; 2208 struct ifnet *ifp; 2209 struct ifaddr *ifa; 2210 struct sbuf *sb; 2211 int error, ethno, full = 0, valid_len, max_len; 2212 2213 error = copyin(uifc, &ifc, sizeof(ifc)); 2214 if (error != 0) 2215 return (error); 2216 2217 max_len = MAXPHYS - 1; 2218 2219 CURVNET_SET(TD_TO_VNET(td)); 2220 /* handle the 'request buffer size' case */ 2221 if ((l_uintptr_t)ifc.ifc_buf == PTROUT(NULL)) { 2222 ifc.ifc_len = 0; 2223 IFNET_RLOCK(); 2224 TAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2225 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2226 struct sockaddr *sa = ifa->ifa_addr; 2227 if (sa->sa_family == AF_INET) 2228 ifc.ifc_len += sizeof(ifr); 2229 } 2230 } 2231 IFNET_RUNLOCK(); 2232 error = copyout(&ifc, uifc, sizeof(ifc)); 2233 CURVNET_RESTORE(); 2234 return (error); 2235 } 2236 2237 if (ifc.ifc_len <= 0) { 2238 CURVNET_RESTORE(); 2239 return (EINVAL); 2240 } 2241 2242 again: 2243 /* Keep track of eth interfaces */ 2244 ethno = 0; 2245 if (ifc.ifc_len <= max_len) { 2246 max_len = ifc.ifc_len; 2247 full = 1; 2248 } 2249 sb = sbuf_new(NULL, NULL, max_len + 1, SBUF_FIXEDLEN); 2250 max_len = 0; 2251 valid_len = 0; 2252 2253 /* Return all AF_INET addresses of all interfaces */ 2254 IFNET_RLOCK(); 2255 TAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2256 int addrs = 0; 2257 2258 bzero(&ifr, sizeof(ifr)); 2259 if (IFP_IS_ETH(ifp)) 2260 snprintf(ifr.ifr_name, LINUX_IFNAMSIZ, "eth%d", 2261 ethno++); 2262 else 2263 strlcpy(ifr.ifr_name, ifp->if_xname, LINUX_IFNAMSIZ); 2264 2265 /* Walk the address list */ 2266 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2267 struct sockaddr *sa = ifa->ifa_addr; 2268 2269 if (sa->sa_family == AF_INET) { 2270 ifr.ifr_addr.sa_family = LINUX_AF_INET; 2271 memcpy(ifr.ifr_addr.sa_data, sa->sa_data, 2272 sizeof(ifr.ifr_addr.sa_data)); 2273 sbuf_bcat(sb, &ifr, sizeof(ifr)); 2274 max_len += sizeof(ifr); 2275 addrs++; 2276 } 2277 2278 if (sbuf_error(sb) == 0) 2279 valid_len = sbuf_len(sb); 2280 } 2281 if (addrs == 0) { 2282 bzero((caddr_t)&ifr.ifr_addr, sizeof(ifr.ifr_addr)); 2283 sbuf_bcat(sb, &ifr, sizeof(ifr)); 2284 max_len += sizeof(ifr); 2285 2286 if (sbuf_error(sb) == 0) 2287 valid_len = sbuf_len(sb); 2288 } 2289 } 2290 IFNET_RUNLOCK(); 2291 2292 if (valid_len != max_len && !full) { 2293 sbuf_delete(sb); 2294 goto again; 2295 } 2296 2297 ifc.ifc_len = valid_len; 2298 sbuf_finish(sb); 2299 error = copyout(sbuf_data(sb), PTRIN(ifc.ifc_buf), ifc.ifc_len); 2300 if (error == 0) 2301 error = copyout(&ifc, uifc, sizeof(ifc)); 2302 sbuf_delete(sb); 2303 CURVNET_RESTORE(); 2304 2305 return (error); 2306 } 2307 2308 static int 2309 linux_gifflags(struct thread *td, struct ifnet *ifp, struct l_ifreq *ifr) 2310 { 2311 l_short flags; 2312 2313 flags = (ifp->if_flags | ifp->if_drv_flags) & 0xffff; 2314 /* these flags have no Linux equivalent */ 2315 flags &= ~(IFF_DRV_OACTIVE|IFF_SIMPLEX| 2316 IFF_LINK0|IFF_LINK1|IFF_LINK2); 2317 /* Linux' multicast flag is in a different bit */ 2318 if (flags & IFF_MULTICAST) { 2319 flags &= ~IFF_MULTICAST; 2320 flags |= 0x1000; 2321 } 2322 2323 return (copyout(&flags, &ifr->ifr_flags, sizeof(flags))); 2324 } 2325 2326 #define ARPHRD_ETHER 1 2327 #define ARPHRD_LOOPBACK 772 2328 2329 static int 2330 linux_gifhwaddr(struct ifnet *ifp, struct l_ifreq *ifr) 2331 { 2332 struct ifaddr *ifa; 2333 struct sockaddr_dl *sdl; 2334 struct l_sockaddr lsa; 2335 2336 if (ifp->if_type == IFT_LOOP) { 2337 bzero(&lsa, sizeof(lsa)); 2338 lsa.sa_family = ARPHRD_LOOPBACK; 2339 return (copyout(&lsa, &ifr->ifr_hwaddr, sizeof(lsa))); 2340 } 2341 2342 if (ifp->if_type != IFT_ETHER) 2343 return (ENOENT); 2344 2345 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2346 sdl = (struct sockaddr_dl*)ifa->ifa_addr; 2347 if (sdl != NULL && (sdl->sdl_family == AF_LINK) && 2348 (sdl->sdl_type == IFT_ETHER)) { 2349 bzero(&lsa, sizeof(lsa)); 2350 lsa.sa_family = ARPHRD_ETHER; 2351 bcopy(LLADDR(sdl), lsa.sa_data, LINUX_IFHWADDRLEN); 2352 return (copyout(&lsa, &ifr->ifr_hwaddr, sizeof(lsa))); 2353 } 2354 } 2355 2356 return (ENOENT); 2357 } 2358 2359 2360 /* 2361 * If we fault in bsd_to_linux_ifreq() then we will fault when we call 2362 * the native ioctl(). Thus, we don't really need to check the return 2363 * value of this function. 2364 */ 2365 static int 2366 bsd_to_linux_ifreq(struct ifreq *arg) 2367 { 2368 struct ifreq ifr; 2369 size_t ifr_len = sizeof(struct ifreq); 2370 int error; 2371 2372 if ((error = copyin(arg, &ifr, ifr_len))) 2373 return (error); 2374 2375 *(u_short *)&ifr.ifr_addr = ifr.ifr_addr.sa_family; 2376 2377 error = copyout(&ifr, arg, ifr_len); 2378 2379 return (error); 2380 } 2381 2382 /* 2383 * Socket related ioctls 2384 */ 2385 2386 static int 2387 linux_ioctl_socket(struct thread *td, struct linux_ioctl_args *args) 2388 { 2389 char lifname[LINUX_IFNAMSIZ], ifname[IFNAMSIZ]; 2390 cap_rights_t rights; 2391 struct ifnet *ifp; 2392 struct file *fp; 2393 int error, type; 2394 2395 ifp = NULL; 2396 error = 0; 2397 2398 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 2399 if (error != 0) 2400 return (error); 2401 type = fp->f_type; 2402 fdrop(fp, td); 2403 if (type != DTYPE_SOCKET) { 2404 /* not a socket - probably a tap / vmnet device */ 2405 switch (args->cmd) { 2406 case LINUX_SIOCGIFADDR: 2407 case LINUX_SIOCSIFADDR: 2408 case LINUX_SIOCGIFFLAGS: 2409 return (linux_ioctl_special(td, args)); 2410 default: 2411 return (ENOIOCTL); 2412 } 2413 } 2414 2415 switch (args->cmd & 0xffff) { 2416 2417 case LINUX_FIOGETOWN: 2418 case LINUX_FIOSETOWN: 2419 case LINUX_SIOCADDMULTI: 2420 case LINUX_SIOCATMARK: 2421 case LINUX_SIOCDELMULTI: 2422 case LINUX_SIOCGIFCONF: 2423 case LINUX_SIOCGPGRP: 2424 case LINUX_SIOCSPGRP: 2425 case LINUX_SIOCGIFCOUNT: 2426 /* these ioctls don't take an interface name */ 2427 #ifdef DEBUG 2428 printf("%s(): ioctl %d\n", __func__, 2429 args->cmd & 0xffff); 2430 #endif 2431 break; 2432 2433 case LINUX_SIOCGIFFLAGS: 2434 case LINUX_SIOCGIFADDR: 2435 case LINUX_SIOCSIFADDR: 2436 case LINUX_SIOCGIFDSTADDR: 2437 case LINUX_SIOCGIFBRDADDR: 2438 case LINUX_SIOCGIFNETMASK: 2439 case LINUX_SIOCSIFNETMASK: 2440 case LINUX_SIOCGIFMTU: 2441 case LINUX_SIOCSIFMTU: 2442 case LINUX_SIOCSIFNAME: 2443 case LINUX_SIOCGIFHWADDR: 2444 case LINUX_SIOCSIFHWADDR: 2445 case LINUX_SIOCDEVPRIVATE: 2446 case LINUX_SIOCDEVPRIVATE+1: 2447 case LINUX_SIOCGIFINDEX: 2448 /* copy in the interface name and translate it. */ 2449 error = copyin((void *)args->arg, lifname, LINUX_IFNAMSIZ); 2450 if (error != 0) 2451 return (error); 2452 #ifdef DEBUG 2453 printf("%s(): ioctl %d on %.*s\n", __func__, 2454 args->cmd & 0xffff, LINUX_IFNAMSIZ, lifname); 2455 #endif 2456 ifp = ifname_linux_to_bsd(td, lifname, ifname); 2457 if (ifp == NULL) 2458 return (EINVAL); 2459 /* 2460 * We need to copy it back out in case we pass the 2461 * request on to our native ioctl(), which will expect 2462 * the ifreq to be in user space and have the correct 2463 * interface name. 2464 */ 2465 error = copyout(ifname, (void *)args->arg, IFNAMSIZ); 2466 if (error != 0) 2467 return (error); 2468 #ifdef DEBUG 2469 printf("%s(): %s translated to %s\n", __func__, 2470 lifname, ifname); 2471 #endif 2472 break; 2473 2474 default: 2475 return (ENOIOCTL); 2476 } 2477 2478 switch (args->cmd & 0xffff) { 2479 2480 case LINUX_FIOSETOWN: 2481 args->cmd = FIOSETOWN; 2482 error = sys_ioctl(td, (struct ioctl_args *)args); 2483 break; 2484 2485 case LINUX_SIOCSPGRP: 2486 args->cmd = SIOCSPGRP; 2487 error = sys_ioctl(td, (struct ioctl_args *)args); 2488 break; 2489 2490 case LINUX_FIOGETOWN: 2491 args->cmd = FIOGETOWN; 2492 error = sys_ioctl(td, (struct ioctl_args *)args); 2493 break; 2494 2495 case LINUX_SIOCGPGRP: 2496 args->cmd = SIOCGPGRP; 2497 error = sys_ioctl(td, (struct ioctl_args *)args); 2498 break; 2499 2500 case LINUX_SIOCATMARK: 2501 args->cmd = SIOCATMARK; 2502 error = sys_ioctl(td, (struct ioctl_args *)args); 2503 break; 2504 2505 /* LINUX_SIOCGSTAMP */ 2506 2507 case LINUX_SIOCGIFCONF: 2508 error = linux_ifconf(td, (struct ifconf *)args->arg); 2509 break; 2510 2511 case LINUX_SIOCGIFFLAGS: 2512 args->cmd = SIOCGIFFLAGS; 2513 error = linux_gifflags(td, ifp, (struct l_ifreq *)args->arg); 2514 break; 2515 2516 case LINUX_SIOCGIFADDR: 2517 args->cmd = SIOCGIFADDR; 2518 error = sys_ioctl(td, (struct ioctl_args *)args); 2519 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2520 break; 2521 2522 case LINUX_SIOCSIFADDR: 2523 /* XXX probably doesn't work, included for completeness */ 2524 args->cmd = SIOCSIFADDR; 2525 error = sys_ioctl(td, (struct ioctl_args *)args); 2526 break; 2527 2528 case LINUX_SIOCGIFDSTADDR: 2529 args->cmd = SIOCGIFDSTADDR; 2530 error = sys_ioctl(td, (struct ioctl_args *)args); 2531 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2532 break; 2533 2534 case LINUX_SIOCGIFBRDADDR: 2535 args->cmd = SIOCGIFBRDADDR; 2536 error = sys_ioctl(td, (struct ioctl_args *)args); 2537 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2538 break; 2539 2540 case LINUX_SIOCGIFNETMASK: 2541 args->cmd = SIOCGIFNETMASK; 2542 error = sys_ioctl(td, (struct ioctl_args *)args); 2543 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2544 break; 2545 2546 case LINUX_SIOCSIFNETMASK: 2547 error = ENOIOCTL; 2548 break; 2549 2550 case LINUX_SIOCGIFMTU: 2551 args->cmd = SIOCGIFMTU; 2552 error = sys_ioctl(td, (struct ioctl_args *)args); 2553 break; 2554 2555 case LINUX_SIOCSIFMTU: 2556 args->cmd = SIOCSIFMTU; 2557 error = sys_ioctl(td, (struct ioctl_args *)args); 2558 break; 2559 2560 case LINUX_SIOCSIFNAME: 2561 error = ENOIOCTL; 2562 break; 2563 2564 case LINUX_SIOCGIFHWADDR: 2565 error = linux_gifhwaddr(ifp, (struct l_ifreq *)args->arg); 2566 break; 2567 2568 case LINUX_SIOCSIFHWADDR: 2569 error = ENOIOCTL; 2570 break; 2571 2572 case LINUX_SIOCADDMULTI: 2573 args->cmd = SIOCADDMULTI; 2574 error = sys_ioctl(td, (struct ioctl_args *)args); 2575 break; 2576 2577 case LINUX_SIOCDELMULTI: 2578 args->cmd = SIOCDELMULTI; 2579 error = sys_ioctl(td, (struct ioctl_args *)args); 2580 break; 2581 2582 case LINUX_SIOCGIFINDEX: 2583 args->cmd = SIOCGIFINDEX; 2584 error = sys_ioctl(td, (struct ioctl_args *)args); 2585 break; 2586 2587 case LINUX_SIOCGIFCOUNT: 2588 error = 0; 2589 break; 2590 2591 /* 2592 * XXX This is slightly bogus, but these ioctls are currently 2593 * XXX only used by the aironet (if_an) network driver. 2594 */ 2595 case LINUX_SIOCDEVPRIVATE: 2596 args->cmd = SIOCGPRIVATE_0; 2597 error = sys_ioctl(td, (struct ioctl_args *)args); 2598 break; 2599 2600 case LINUX_SIOCDEVPRIVATE+1: 2601 args->cmd = SIOCGPRIVATE_1; 2602 error = sys_ioctl(td, (struct ioctl_args *)args); 2603 break; 2604 } 2605 2606 if (ifp != NULL) 2607 /* restore the original interface name */ 2608 copyout(lifname, (void *)args->arg, LINUX_IFNAMSIZ); 2609 2610 #ifdef DEBUG 2611 printf("%s(): returning %d\n", __func__, error); 2612 #endif 2613 return (error); 2614 } 2615 2616 /* 2617 * Device private ioctl handler 2618 */ 2619 static int 2620 linux_ioctl_private(struct thread *td, struct linux_ioctl_args *args) 2621 { 2622 cap_rights_t rights; 2623 struct file *fp; 2624 int error, type; 2625 2626 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 2627 if (error != 0) 2628 return (error); 2629 type = fp->f_type; 2630 fdrop(fp, td); 2631 if (type == DTYPE_SOCKET) 2632 return (linux_ioctl_socket(td, args)); 2633 return (ENOIOCTL); 2634 } 2635 2636 /* 2637 * DRM ioctl handler (sys/dev/drm) 2638 */ 2639 static int 2640 linux_ioctl_drm(struct thread *td, struct linux_ioctl_args *args) 2641 { 2642 args->cmd = SETDIR(args->cmd); 2643 return sys_ioctl(td, (struct ioctl_args *)args); 2644 } 2645 2646 #ifdef COMPAT_LINUX32 2647 #define CP(src,dst,fld) do { (dst).fld = (src).fld; } while (0) 2648 #define PTRIN_CP(src,dst,fld) \ 2649 do { (dst).fld = PTRIN((src).fld); } while (0) 2650 #define PTROUT_CP(src,dst,fld) \ 2651 do { (dst).fld = PTROUT((src).fld); } while (0) 2652 2653 static int 2654 linux_ioctl_sg_io(struct thread *td, struct linux_ioctl_args *args) 2655 { 2656 struct sg_io_hdr io; 2657 struct sg_io_hdr32 io32; 2658 cap_rights_t rights; 2659 struct file *fp; 2660 int error; 2661 2662 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 2663 if (error != 0) { 2664 printf("sg_linux_ioctl: fget returned %d\n", error); 2665 return (error); 2666 } 2667 2668 if ((error = copyin((void *)args->arg, &io32, sizeof(io32))) != 0) 2669 goto out; 2670 2671 CP(io32, io, interface_id); 2672 CP(io32, io, dxfer_direction); 2673 CP(io32, io, cmd_len); 2674 CP(io32, io, mx_sb_len); 2675 CP(io32, io, iovec_count); 2676 CP(io32, io, dxfer_len); 2677 PTRIN_CP(io32, io, dxferp); 2678 PTRIN_CP(io32, io, cmdp); 2679 PTRIN_CP(io32, io, sbp); 2680 CP(io32, io, timeout); 2681 CP(io32, io, flags); 2682 CP(io32, io, pack_id); 2683 PTRIN_CP(io32, io, usr_ptr); 2684 CP(io32, io, status); 2685 CP(io32, io, masked_status); 2686 CP(io32, io, msg_status); 2687 CP(io32, io, sb_len_wr); 2688 CP(io32, io, host_status); 2689 CP(io32, io, driver_status); 2690 CP(io32, io, resid); 2691 CP(io32, io, duration); 2692 CP(io32, io, info); 2693 2694 if ((error = fo_ioctl(fp, SG_IO, (caddr_t)&io, td->td_ucred, td)) != 0) 2695 goto out; 2696 2697 CP(io, io32, interface_id); 2698 CP(io, io32, dxfer_direction); 2699 CP(io, io32, cmd_len); 2700 CP(io, io32, mx_sb_len); 2701 CP(io, io32, iovec_count); 2702 CP(io, io32, dxfer_len); 2703 PTROUT_CP(io, io32, dxferp); 2704 PTROUT_CP(io, io32, cmdp); 2705 PTROUT_CP(io, io32, sbp); 2706 CP(io, io32, timeout); 2707 CP(io, io32, flags); 2708 CP(io, io32, pack_id); 2709 PTROUT_CP(io, io32, usr_ptr); 2710 CP(io, io32, status); 2711 CP(io, io32, masked_status); 2712 CP(io, io32, msg_status); 2713 CP(io, io32, sb_len_wr); 2714 CP(io, io32, host_status); 2715 CP(io, io32, driver_status); 2716 CP(io, io32, resid); 2717 CP(io, io32, duration); 2718 CP(io, io32, info); 2719 2720 error = copyout(&io32, (void *)args->arg, sizeof(io32)); 2721 2722 out: 2723 fdrop(fp, td); 2724 return (error); 2725 } 2726 #endif 2727 2728 static int 2729 linux_ioctl_sg(struct thread *td, struct linux_ioctl_args *args) 2730 { 2731 2732 switch (args->cmd) { 2733 case LINUX_SG_GET_VERSION_NUM: 2734 args->cmd = SG_GET_VERSION_NUM; 2735 break; 2736 case LINUX_SG_SET_TIMEOUT: 2737 args->cmd = SG_SET_TIMEOUT; 2738 break; 2739 case LINUX_SG_GET_TIMEOUT: 2740 args->cmd = SG_GET_TIMEOUT; 2741 break; 2742 case LINUX_SG_IO: 2743 args->cmd = SG_IO; 2744 #ifdef COMPAT_LINUX32 2745 return (linux_ioctl_sg_io(td, args)); 2746 #endif 2747 break; 2748 case LINUX_SG_GET_RESERVED_SIZE: 2749 args->cmd = SG_GET_RESERVED_SIZE; 2750 break; 2751 case LINUX_SG_GET_SCSI_ID: 2752 args->cmd = SG_GET_SCSI_ID; 2753 break; 2754 case LINUX_SG_GET_SG_TABLESIZE: 2755 args->cmd = SG_GET_SG_TABLESIZE; 2756 break; 2757 default: 2758 return (ENODEV); 2759 } 2760 return (sys_ioctl(td, (struct ioctl_args *)args)); 2761 } 2762 2763 /* 2764 * Video4Linux (V4L) ioctl handler 2765 */ 2766 static int 2767 linux_to_bsd_v4l_tuner(struct l_video_tuner *lvt, struct video_tuner *vt) 2768 { 2769 vt->tuner = lvt->tuner; 2770 strlcpy(vt->name, lvt->name, LINUX_VIDEO_TUNER_NAME_SIZE); 2771 vt->rangelow = lvt->rangelow; /* possible long size conversion */ 2772 vt->rangehigh = lvt->rangehigh; /* possible long size conversion */ 2773 vt->flags = lvt->flags; 2774 vt->mode = lvt->mode; 2775 vt->signal = lvt->signal; 2776 return (0); 2777 } 2778 2779 static int 2780 bsd_to_linux_v4l_tuner(struct video_tuner *vt, struct l_video_tuner *lvt) 2781 { 2782 lvt->tuner = vt->tuner; 2783 strlcpy(lvt->name, vt->name, LINUX_VIDEO_TUNER_NAME_SIZE); 2784 lvt->rangelow = vt->rangelow; /* possible long size conversion */ 2785 lvt->rangehigh = vt->rangehigh; /* possible long size conversion */ 2786 lvt->flags = vt->flags; 2787 lvt->mode = vt->mode; 2788 lvt->signal = vt->signal; 2789 return (0); 2790 } 2791 2792 #ifdef COMPAT_LINUX_V4L_CLIPLIST 2793 static int 2794 linux_to_bsd_v4l_clip(struct l_video_clip *lvc, struct video_clip *vc) 2795 { 2796 vc->x = lvc->x; 2797 vc->y = lvc->y; 2798 vc->width = lvc->width; 2799 vc->height = lvc->height; 2800 vc->next = PTRIN(lvc->next); /* possible pointer size conversion */ 2801 return (0); 2802 } 2803 #endif 2804 2805 static int 2806 linux_to_bsd_v4l_window(struct l_video_window *lvw, struct video_window *vw) 2807 { 2808 vw->x = lvw->x; 2809 vw->y = lvw->y; 2810 vw->width = lvw->width; 2811 vw->height = lvw->height; 2812 vw->chromakey = lvw->chromakey; 2813 vw->flags = lvw->flags; 2814 vw->clips = PTRIN(lvw->clips); /* possible pointer size conversion */ 2815 vw->clipcount = lvw->clipcount; 2816 return (0); 2817 } 2818 2819 static int 2820 bsd_to_linux_v4l_window(struct video_window *vw, struct l_video_window *lvw) 2821 { 2822 lvw->x = vw->x; 2823 lvw->y = vw->y; 2824 lvw->width = vw->width; 2825 lvw->height = vw->height; 2826 lvw->chromakey = vw->chromakey; 2827 lvw->flags = vw->flags; 2828 lvw->clips = PTROUT(vw->clips); /* possible pointer size conversion */ 2829 lvw->clipcount = vw->clipcount; 2830 return (0); 2831 } 2832 2833 static int 2834 linux_to_bsd_v4l_buffer(struct l_video_buffer *lvb, struct video_buffer *vb) 2835 { 2836 vb->base = PTRIN(lvb->base); /* possible pointer size conversion */ 2837 vb->height = lvb->height; 2838 vb->width = lvb->width; 2839 vb->depth = lvb->depth; 2840 vb->bytesperline = lvb->bytesperline; 2841 return (0); 2842 } 2843 2844 static int 2845 bsd_to_linux_v4l_buffer(struct video_buffer *vb, struct l_video_buffer *lvb) 2846 { 2847 lvb->base = PTROUT(vb->base); /* possible pointer size conversion */ 2848 lvb->height = vb->height; 2849 lvb->width = vb->width; 2850 lvb->depth = vb->depth; 2851 lvb->bytesperline = vb->bytesperline; 2852 return (0); 2853 } 2854 2855 static int 2856 linux_to_bsd_v4l_code(struct l_video_code *lvc, struct video_code *vc) 2857 { 2858 strlcpy(vc->loadwhat, lvc->loadwhat, LINUX_VIDEO_CODE_LOADWHAT_SIZE); 2859 vc->datasize = lvc->datasize; 2860 vc->data = PTRIN(lvc->data); /* possible pointer size conversion */ 2861 return (0); 2862 } 2863 2864 #ifdef COMPAT_LINUX_V4L_CLIPLIST 2865 static int 2866 linux_v4l_clip_copy(void *lvc, struct video_clip **ppvc) 2867 { 2868 int error; 2869 struct video_clip vclip; 2870 struct l_video_clip l_vclip; 2871 2872 error = copyin(lvc, &l_vclip, sizeof(l_vclip)); 2873 if (error) return (error); 2874 linux_to_bsd_v4l_clip(&l_vclip, &vclip); 2875 /* XXX: If there can be no concurrency: s/M_NOWAIT/M_WAITOK/ */ 2876 if ((*ppvc = malloc(sizeof(**ppvc), M_LINUX, M_NOWAIT)) == NULL) 2877 return (ENOMEM); /* XXX: linux has no ENOMEM here */ 2878 memcpy(*ppvc, &vclip, sizeof(vclip)); 2879 (*ppvc)->next = NULL; 2880 return (0); 2881 } 2882 2883 static int 2884 linux_v4l_cliplist_free(struct video_window *vw) 2885 { 2886 struct video_clip **ppvc; 2887 struct video_clip **ppvc_next; 2888 2889 for (ppvc = &(vw->clips); *ppvc != NULL; ppvc = ppvc_next) { 2890 ppvc_next = &((*ppvc)->next); 2891 free(*ppvc, M_LINUX); 2892 } 2893 vw->clips = NULL; 2894 2895 return (0); 2896 } 2897 2898 static int 2899 linux_v4l_cliplist_copy(struct l_video_window *lvw, struct video_window *vw) 2900 { 2901 int error; 2902 int clipcount; 2903 void *plvc; 2904 struct video_clip **ppvc; 2905 2906 /* 2907 * XXX: The cliplist is used to pass in a list of clipping 2908 * rectangles or, if clipcount == VIDEO_CLIP_BITMAP, a 2909 * clipping bitmap. Some Linux apps, however, appear to 2910 * leave cliplist and clips uninitialized. In any case, 2911 * the cliplist is not used by pwc(4), at the time of 2912 * writing, FreeBSD's only V4L driver. When a driver 2913 * that uses the cliplist is developed, this code may 2914 * need re-examiniation. 2915 */ 2916 error = 0; 2917 clipcount = vw->clipcount; 2918 if (clipcount == VIDEO_CLIP_BITMAP) { 2919 /* 2920 * In this case, the pointer (clips) is overloaded 2921 * to be a "void *" to a bitmap, therefore there 2922 * is no struct video_clip to copy now. 2923 */ 2924 } else if (clipcount > 0 && clipcount <= 16384) { 2925 /* 2926 * Clips points to list of clip rectangles, so 2927 * copy the list. 2928 * 2929 * XXX: Upper limit of 16384 was used here to try to 2930 * avoid cases when clipcount and clips pointer 2931 * are uninitialized and therefore have high random 2932 * values, as is the case in the Linux Skype 2933 * application. The value 16384 was chosen as that 2934 * is what is used in the Linux stradis(4) MPEG 2935 * decoder driver, the only place we found an 2936 * example of cliplist use. 2937 */ 2938 plvc = PTRIN(lvw->clips); 2939 vw->clips = NULL; 2940 ppvc = &(vw->clips); 2941 while (clipcount-- > 0) { 2942 if (plvc == 0) { 2943 error = EFAULT; 2944 break; 2945 } else { 2946 error = linux_v4l_clip_copy(plvc, ppvc); 2947 if (error) { 2948 linux_v4l_cliplist_free(vw); 2949 break; 2950 } 2951 } 2952 ppvc = &((*ppvc)->next); 2953 plvc = PTRIN(((struct l_video_clip *) plvc)->next); 2954 } 2955 } else { 2956 /* 2957 * clipcount == 0 or negative (but not VIDEO_CLIP_BITMAP) 2958 * Force cliplist to null. 2959 */ 2960 vw->clipcount = 0; 2961 vw->clips = NULL; 2962 } 2963 return (error); 2964 } 2965 #endif 2966 2967 static int 2968 linux_ioctl_v4l(struct thread *td, struct linux_ioctl_args *args) 2969 { 2970 cap_rights_t rights; 2971 struct file *fp; 2972 int error; 2973 struct video_tuner vtun; 2974 struct video_window vwin; 2975 struct video_buffer vbuf; 2976 struct video_code vcode; 2977 struct l_video_tuner l_vtun; 2978 struct l_video_window l_vwin; 2979 struct l_video_buffer l_vbuf; 2980 struct l_video_code l_vcode; 2981 2982 switch (args->cmd & 0xffff) { 2983 case LINUX_VIDIOCGCAP: args->cmd = VIDIOCGCAP; break; 2984 case LINUX_VIDIOCGCHAN: args->cmd = VIDIOCGCHAN; break; 2985 case LINUX_VIDIOCSCHAN: args->cmd = VIDIOCSCHAN; break; 2986 2987 case LINUX_VIDIOCGTUNER: 2988 error = fget(td, args->fd, 2989 cap_rights_init(&rights, CAP_IOCTL), &fp); 2990 if (error != 0) 2991 return (error); 2992 error = copyin((void *) args->arg, &l_vtun, sizeof(l_vtun)); 2993 if (error) { 2994 fdrop(fp, td); 2995 return (error); 2996 } 2997 linux_to_bsd_v4l_tuner(&l_vtun, &vtun); 2998 error = fo_ioctl(fp, VIDIOCGTUNER, &vtun, td->td_ucred, td); 2999 if (!error) { 3000 bsd_to_linux_v4l_tuner(&vtun, &l_vtun); 3001 error = copyout(&l_vtun, (void *) args->arg, 3002 sizeof(l_vtun)); 3003 } 3004 fdrop(fp, td); 3005 return (error); 3006 3007 case LINUX_VIDIOCSTUNER: 3008 error = fget(td, args->fd, 3009 cap_rights_init(&rights, CAP_IOCTL), &fp); 3010 if (error != 0) 3011 return (error); 3012 error = copyin((void *) args->arg, &l_vtun, sizeof(l_vtun)); 3013 if (error) { 3014 fdrop(fp, td); 3015 return (error); 3016 } 3017 linux_to_bsd_v4l_tuner(&l_vtun, &vtun); 3018 error = fo_ioctl(fp, VIDIOCSTUNER, &vtun, td->td_ucred, td); 3019 fdrop(fp, td); 3020 return (error); 3021 3022 case LINUX_VIDIOCGPICT: args->cmd = VIDIOCGPICT; break; 3023 case LINUX_VIDIOCSPICT: args->cmd = VIDIOCSPICT; break; 3024 case LINUX_VIDIOCCAPTURE: args->cmd = VIDIOCCAPTURE; break; 3025 3026 case LINUX_VIDIOCGWIN: 3027 error = fget(td, args->fd, 3028 cap_rights_init(&rights, CAP_IOCTL), &fp); 3029 if (error != 0) 3030 return (error); 3031 error = fo_ioctl(fp, VIDIOCGWIN, &vwin, td->td_ucred, td); 3032 if (!error) { 3033 bsd_to_linux_v4l_window(&vwin, &l_vwin); 3034 error = copyout(&l_vwin, (void *) args->arg, 3035 sizeof(l_vwin)); 3036 } 3037 fdrop(fp, td); 3038 return (error); 3039 3040 case LINUX_VIDIOCSWIN: 3041 error = fget(td, args->fd, 3042 cap_rights_init(&rights, CAP_IOCTL), &fp); 3043 if (error != 0) 3044 return (error); 3045 error = copyin((void *) args->arg, &l_vwin, sizeof(l_vwin)); 3046 if (error) { 3047 fdrop(fp, td); 3048 return (error); 3049 } 3050 linux_to_bsd_v4l_window(&l_vwin, &vwin); 3051 #ifdef COMPAT_LINUX_V4L_CLIPLIST 3052 error = linux_v4l_cliplist_copy(&l_vwin, &vwin); 3053 if (error) { 3054 fdrop(fp, td); 3055 return (error); 3056 } 3057 #endif 3058 error = fo_ioctl(fp, VIDIOCSWIN, &vwin, td->td_ucred, td); 3059 fdrop(fp, td); 3060 #ifdef COMPAT_LINUX_V4L_CLIPLIST 3061 linux_v4l_cliplist_free(&vwin); 3062 #endif 3063 return (error); 3064 3065 case LINUX_VIDIOCGFBUF: 3066 error = fget(td, args->fd, 3067 cap_rights_init(&rights, CAP_IOCTL), &fp); 3068 if (error != 0) 3069 return (error); 3070 error = fo_ioctl(fp, VIDIOCGFBUF, &vbuf, td->td_ucred, td); 3071 if (!error) { 3072 bsd_to_linux_v4l_buffer(&vbuf, &l_vbuf); 3073 error = copyout(&l_vbuf, (void *) args->arg, 3074 sizeof(l_vbuf)); 3075 } 3076 fdrop(fp, td); 3077 return (error); 3078 3079 case LINUX_VIDIOCSFBUF: 3080 error = fget(td, args->fd, 3081 cap_rights_init(&rights, CAP_IOCTL), &fp); 3082 if (error != 0) 3083 return (error); 3084 error = copyin((void *) args->arg, &l_vbuf, sizeof(l_vbuf)); 3085 if (error) { 3086 fdrop(fp, td); 3087 return (error); 3088 } 3089 linux_to_bsd_v4l_buffer(&l_vbuf, &vbuf); 3090 error = fo_ioctl(fp, VIDIOCSFBUF, &vbuf, td->td_ucred, td); 3091 fdrop(fp, td); 3092 return (error); 3093 3094 case LINUX_VIDIOCKEY: args->cmd = VIDIOCKEY; break; 3095 case LINUX_VIDIOCGFREQ: args->cmd = VIDIOCGFREQ; break; 3096 case LINUX_VIDIOCSFREQ: args->cmd = VIDIOCSFREQ; break; 3097 case LINUX_VIDIOCGAUDIO: args->cmd = VIDIOCGAUDIO; break; 3098 case LINUX_VIDIOCSAUDIO: args->cmd = VIDIOCSAUDIO; break; 3099 case LINUX_VIDIOCSYNC: args->cmd = VIDIOCSYNC; break; 3100 case LINUX_VIDIOCMCAPTURE: args->cmd = VIDIOCMCAPTURE; break; 3101 case LINUX_VIDIOCGMBUF: args->cmd = VIDIOCGMBUF; break; 3102 case LINUX_VIDIOCGUNIT: args->cmd = VIDIOCGUNIT; break; 3103 case LINUX_VIDIOCGCAPTURE: args->cmd = VIDIOCGCAPTURE; break; 3104 case LINUX_VIDIOCSCAPTURE: args->cmd = VIDIOCSCAPTURE; break; 3105 case LINUX_VIDIOCSPLAYMODE: args->cmd = VIDIOCSPLAYMODE; break; 3106 case LINUX_VIDIOCSWRITEMODE: args->cmd = VIDIOCSWRITEMODE; break; 3107 case LINUX_VIDIOCGPLAYINFO: args->cmd = VIDIOCGPLAYINFO; break; 3108 3109 case LINUX_VIDIOCSMICROCODE: 3110 error = fget(td, args->fd, 3111 cap_rights_init(&rights, CAP_IOCTL), &fp); 3112 if (error != 0) 3113 return (error); 3114 error = copyin((void *) args->arg, &l_vcode, sizeof(l_vcode)); 3115 if (error) { 3116 fdrop(fp, td); 3117 return (error); 3118 } 3119 linux_to_bsd_v4l_code(&l_vcode, &vcode); 3120 error = fo_ioctl(fp, VIDIOCSMICROCODE, &vcode, td->td_ucred, td); 3121 fdrop(fp, td); 3122 return (error); 3123 3124 case LINUX_VIDIOCGVBIFMT: args->cmd = VIDIOCGVBIFMT; break; 3125 case LINUX_VIDIOCSVBIFMT: args->cmd = VIDIOCSVBIFMT; break; 3126 default: return (ENOIOCTL); 3127 } 3128 3129 error = sys_ioctl(td, (struct ioctl_args *)args); 3130 return (error); 3131 } 3132 3133 /* 3134 * Special ioctl handler 3135 */ 3136 static int 3137 linux_ioctl_special(struct thread *td, struct linux_ioctl_args *args) 3138 { 3139 int error; 3140 3141 switch (args->cmd) { 3142 case LINUX_SIOCGIFADDR: 3143 args->cmd = SIOCGIFADDR; 3144 error = sys_ioctl(td, (struct ioctl_args *)args); 3145 break; 3146 case LINUX_SIOCSIFADDR: 3147 args->cmd = SIOCSIFADDR; 3148 error = sys_ioctl(td, (struct ioctl_args *)args); 3149 break; 3150 case LINUX_SIOCGIFFLAGS: 3151 args->cmd = SIOCGIFFLAGS; 3152 error = sys_ioctl(td, (struct ioctl_args *)args); 3153 break; 3154 default: 3155 error = ENOIOCTL; 3156 } 3157 3158 return (error); 3159 } 3160 3161 static int 3162 linux_to_bsd_v4l2_standard(struct l_v4l2_standard *lvstd, struct v4l2_standard *vstd) 3163 { 3164 vstd->index = lvstd->index; 3165 vstd->id = lvstd->id; 3166 memcpy(&vstd->name, &lvstd->name, sizeof(*lvstd) - offsetof(struct l_v4l2_standard, name)); 3167 return (0); 3168 } 3169 3170 static int 3171 bsd_to_linux_v4l2_standard(struct v4l2_standard *vstd, struct l_v4l2_standard *lvstd) 3172 { 3173 lvstd->index = vstd->index; 3174 lvstd->id = vstd->id; 3175 memcpy(&lvstd->name, &vstd->name, sizeof(*lvstd) - offsetof(struct l_v4l2_standard, name)); 3176 return (0); 3177 } 3178 3179 static int 3180 linux_to_bsd_v4l2_buffer(struct l_v4l2_buffer *lvb, struct v4l2_buffer *vb) 3181 { 3182 vb->index = lvb->index; 3183 vb->type = lvb->type; 3184 vb->bytesused = lvb->bytesused; 3185 vb->flags = lvb->flags; 3186 vb->field = lvb->field; 3187 vb->timestamp.tv_sec = lvb->timestamp.tv_sec; 3188 vb->timestamp.tv_usec = lvb->timestamp.tv_usec; 3189 memcpy(&vb->timecode, &lvb->timecode, sizeof (lvb->timecode)); 3190 vb->sequence = lvb->sequence; 3191 vb->memory = lvb->memory; 3192 if (lvb->memory == V4L2_MEMORY_USERPTR) 3193 /* possible pointer size conversion */ 3194 vb->m.userptr = (unsigned long)PTRIN(lvb->m.userptr); 3195 else 3196 vb->m.offset = lvb->m.offset; 3197 vb->length = lvb->length; 3198 vb->input = lvb->input; 3199 vb->reserved = lvb->reserved; 3200 return (0); 3201 } 3202 3203 static int 3204 bsd_to_linux_v4l2_buffer(struct v4l2_buffer *vb, struct l_v4l2_buffer *lvb) 3205 { 3206 lvb->index = vb->index; 3207 lvb->type = vb->type; 3208 lvb->bytesused = vb->bytesused; 3209 lvb->flags = vb->flags; 3210 lvb->field = vb->field; 3211 lvb->timestamp.tv_sec = vb->timestamp.tv_sec; 3212 lvb->timestamp.tv_usec = vb->timestamp.tv_usec; 3213 memcpy(&lvb->timecode, &vb->timecode, sizeof (vb->timecode)); 3214 lvb->sequence = vb->sequence; 3215 lvb->memory = vb->memory; 3216 if (vb->memory == V4L2_MEMORY_USERPTR) 3217 /* possible pointer size conversion */ 3218 lvb->m.userptr = PTROUT(vb->m.userptr); 3219 else 3220 lvb->m.offset = vb->m.offset; 3221 lvb->length = vb->length; 3222 lvb->input = vb->input; 3223 lvb->reserved = vb->reserved; 3224 return (0); 3225 } 3226 3227 static int 3228 linux_to_bsd_v4l2_format(struct l_v4l2_format *lvf, struct v4l2_format *vf) 3229 { 3230 vf->type = lvf->type; 3231 if (lvf->type == V4L2_BUF_TYPE_VIDEO_OVERLAY 3232 #ifdef V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3233 || lvf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3234 #endif 3235 ) 3236 /* 3237 * XXX TODO - needs 32 -> 64 bit conversion: 3238 * (unused by webcams?) 3239 */ 3240 return EINVAL; 3241 memcpy(&vf->fmt, &lvf->fmt, sizeof(vf->fmt)); 3242 return 0; 3243 } 3244 3245 static int 3246 bsd_to_linux_v4l2_format(struct v4l2_format *vf, struct l_v4l2_format *lvf) 3247 { 3248 lvf->type = vf->type; 3249 if (vf->type == V4L2_BUF_TYPE_VIDEO_OVERLAY 3250 #ifdef V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3251 || vf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3252 #endif 3253 ) 3254 /* 3255 * XXX TODO - needs 32 -> 64 bit conversion: 3256 * (unused by webcams?) 3257 */ 3258 return EINVAL; 3259 memcpy(&lvf->fmt, &vf->fmt, sizeof(vf->fmt)); 3260 return 0; 3261 } 3262 static int 3263 linux_ioctl_v4l2(struct thread *td, struct linux_ioctl_args *args) 3264 { 3265 cap_rights_t rights; 3266 struct file *fp; 3267 int error; 3268 struct v4l2_format vformat; 3269 struct l_v4l2_format l_vformat; 3270 struct v4l2_standard vstd; 3271 struct l_v4l2_standard l_vstd; 3272 struct l_v4l2_buffer l_vbuf; 3273 struct v4l2_buffer vbuf; 3274 struct v4l2_input vinp; 3275 3276 switch (args->cmd & 0xffff) { 3277 case LINUX_VIDIOC_RESERVED: 3278 case LINUX_VIDIOC_LOG_STATUS: 3279 if ((args->cmd & IOC_DIRMASK) != LINUX_IOC_VOID) 3280 return ENOIOCTL; 3281 args->cmd = (args->cmd & 0xffff) | IOC_VOID; 3282 break; 3283 3284 case LINUX_VIDIOC_OVERLAY: 3285 case LINUX_VIDIOC_STREAMON: 3286 case LINUX_VIDIOC_STREAMOFF: 3287 case LINUX_VIDIOC_S_STD: 3288 case LINUX_VIDIOC_S_TUNER: 3289 case LINUX_VIDIOC_S_AUDIO: 3290 case LINUX_VIDIOC_S_AUDOUT: 3291 case LINUX_VIDIOC_S_MODULATOR: 3292 case LINUX_VIDIOC_S_FREQUENCY: 3293 case LINUX_VIDIOC_S_CROP: 3294 case LINUX_VIDIOC_S_JPEGCOMP: 3295 case LINUX_VIDIOC_S_PRIORITY: 3296 case LINUX_VIDIOC_DBG_S_REGISTER: 3297 case LINUX_VIDIOC_S_HW_FREQ_SEEK: 3298 case LINUX_VIDIOC_SUBSCRIBE_EVENT: 3299 case LINUX_VIDIOC_UNSUBSCRIBE_EVENT: 3300 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_IN; 3301 break; 3302 3303 case LINUX_VIDIOC_QUERYCAP: 3304 case LINUX_VIDIOC_G_STD: 3305 case LINUX_VIDIOC_G_AUDIO: 3306 case LINUX_VIDIOC_G_INPUT: 3307 case LINUX_VIDIOC_G_OUTPUT: 3308 case LINUX_VIDIOC_G_AUDOUT: 3309 case LINUX_VIDIOC_G_JPEGCOMP: 3310 case LINUX_VIDIOC_QUERYSTD: 3311 case LINUX_VIDIOC_G_PRIORITY: 3312 case LINUX_VIDIOC_QUERY_DV_PRESET: 3313 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_OUT; 3314 break; 3315 3316 case LINUX_VIDIOC_ENUM_FMT: 3317 case LINUX_VIDIOC_REQBUFS: 3318 case LINUX_VIDIOC_G_PARM: 3319 case LINUX_VIDIOC_S_PARM: 3320 case LINUX_VIDIOC_G_CTRL: 3321 case LINUX_VIDIOC_S_CTRL: 3322 case LINUX_VIDIOC_G_TUNER: 3323 case LINUX_VIDIOC_QUERYCTRL: 3324 case LINUX_VIDIOC_QUERYMENU: 3325 case LINUX_VIDIOC_S_INPUT: 3326 case LINUX_VIDIOC_S_OUTPUT: 3327 case LINUX_VIDIOC_ENUMOUTPUT: 3328 case LINUX_VIDIOC_G_MODULATOR: 3329 case LINUX_VIDIOC_G_FREQUENCY: 3330 case LINUX_VIDIOC_CROPCAP: 3331 case LINUX_VIDIOC_G_CROP: 3332 case LINUX_VIDIOC_ENUMAUDIO: 3333 case LINUX_VIDIOC_ENUMAUDOUT: 3334 case LINUX_VIDIOC_G_SLICED_VBI_CAP: 3335 #ifdef VIDIOC_ENUM_FRAMESIZES 3336 case LINUX_VIDIOC_ENUM_FRAMESIZES: 3337 case LINUX_VIDIOC_ENUM_FRAMEINTERVALS: 3338 case LINUX_VIDIOC_ENCODER_CMD: 3339 case LINUX_VIDIOC_TRY_ENCODER_CMD: 3340 #endif 3341 case LINUX_VIDIOC_DBG_G_REGISTER: 3342 case LINUX_VIDIOC_DBG_G_CHIP_IDENT: 3343 case LINUX_VIDIOC_ENUM_DV_PRESETS: 3344 case LINUX_VIDIOC_S_DV_PRESET: 3345 case LINUX_VIDIOC_G_DV_PRESET: 3346 case LINUX_VIDIOC_S_DV_TIMINGS: 3347 case LINUX_VIDIOC_G_DV_TIMINGS: 3348 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_INOUT; 3349 break; 3350 3351 case LINUX_VIDIOC_G_FMT: 3352 case LINUX_VIDIOC_S_FMT: 3353 case LINUX_VIDIOC_TRY_FMT: 3354 error = copyin((void *)args->arg, &l_vformat, sizeof(l_vformat)); 3355 if (error) 3356 return (error); 3357 error = fget(td, args->fd, 3358 cap_rights_init(&rights, CAP_IOCTL), &fp); 3359 if (error) 3360 return (error); 3361 if (linux_to_bsd_v4l2_format(&l_vformat, &vformat) != 0) 3362 error = EINVAL; 3363 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_G_FMT) 3364 error = fo_ioctl(fp, VIDIOC_G_FMT, &vformat, 3365 td->td_ucred, td); 3366 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_S_FMT) 3367 error = fo_ioctl(fp, VIDIOC_S_FMT, &vformat, 3368 td->td_ucred, td); 3369 else 3370 error = fo_ioctl(fp, VIDIOC_TRY_FMT, &vformat, 3371 td->td_ucred, td); 3372 bsd_to_linux_v4l2_format(&vformat, &l_vformat); 3373 copyout(&l_vformat, (void *)args->arg, sizeof(l_vformat)); 3374 fdrop(fp, td); 3375 return (error); 3376 3377 case LINUX_VIDIOC_ENUMSTD: 3378 error = copyin((void *)args->arg, &l_vstd, sizeof(l_vstd)); 3379 if (error) 3380 return (error); 3381 linux_to_bsd_v4l2_standard(&l_vstd, &vstd); 3382 error = fget(td, args->fd, 3383 cap_rights_init(&rights, CAP_IOCTL), &fp); 3384 if (error) 3385 return (error); 3386 error = fo_ioctl(fp, VIDIOC_ENUMSTD, (caddr_t)&vstd, 3387 td->td_ucred, td); 3388 if (error) { 3389 fdrop(fp, td); 3390 return (error); 3391 } 3392 bsd_to_linux_v4l2_standard(&vstd, &l_vstd); 3393 error = copyout(&l_vstd, (void *)args->arg, sizeof(l_vstd)); 3394 fdrop(fp, td); 3395 return (error); 3396 3397 case LINUX_VIDIOC_ENUMINPUT: 3398 /* 3399 * The Linux struct l_v4l2_input differs only in size, 3400 * it has no padding at the end. 3401 */ 3402 error = copyin((void *)args->arg, &vinp, 3403 sizeof(struct l_v4l2_input)); 3404 if (error != 0) 3405 return (error); 3406 error = fget(td, args->fd, 3407 cap_rights_init(&rights, CAP_IOCTL), &fp); 3408 if (error != 0) 3409 return (error); 3410 error = fo_ioctl(fp, VIDIOC_ENUMINPUT, (caddr_t)&vinp, 3411 td->td_ucred, td); 3412 if (error) { 3413 fdrop(fp, td); 3414 return (error); 3415 } 3416 error = copyout(&vinp, (void *)args->arg, 3417 sizeof(struct l_v4l2_input)); 3418 fdrop(fp, td); 3419 return (error); 3420 3421 case LINUX_VIDIOC_QUERYBUF: 3422 case LINUX_VIDIOC_QBUF: 3423 case LINUX_VIDIOC_DQBUF: 3424 error = copyin((void *)args->arg, &l_vbuf, sizeof(l_vbuf)); 3425 if (error) 3426 return (error); 3427 error = fget(td, args->fd, 3428 cap_rights_init(&rights, CAP_IOCTL), &fp); 3429 if (error) 3430 return (error); 3431 linux_to_bsd_v4l2_buffer(&l_vbuf, &vbuf); 3432 if ((args->cmd & 0xffff) == LINUX_VIDIOC_QUERYBUF) 3433 error = fo_ioctl(fp, VIDIOC_QUERYBUF, &vbuf, 3434 td->td_ucred, td); 3435 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_QBUF) 3436 error = fo_ioctl(fp, VIDIOC_QBUF, &vbuf, 3437 td->td_ucred, td); 3438 else 3439 error = fo_ioctl(fp, VIDIOC_DQBUF, &vbuf, 3440 td->td_ucred, td); 3441 bsd_to_linux_v4l2_buffer(&vbuf, &l_vbuf); 3442 copyout(&l_vbuf, (void *)args->arg, sizeof(l_vbuf)); 3443 fdrop(fp, td); 3444 return (error); 3445 3446 /* 3447 * XXX TODO - these need 32 -> 64 bit conversion: 3448 * (are any of them needed for webcams?) 3449 */ 3450 case LINUX_VIDIOC_G_FBUF: 3451 case LINUX_VIDIOC_S_FBUF: 3452 3453 case LINUX_VIDIOC_G_EXT_CTRLS: 3454 case LINUX_VIDIOC_S_EXT_CTRLS: 3455 case LINUX_VIDIOC_TRY_EXT_CTRLS: 3456 3457 case LINUX_VIDIOC_DQEVENT: 3458 3459 default: return (ENOIOCTL); 3460 } 3461 3462 error = sys_ioctl(td, (struct ioctl_args *)args); 3463 return (error); 3464 } 3465 3466 /* 3467 * Support for emulators/linux-libusb. This port uses FBSD_LUSB* macros 3468 * instead of USB* ones. This lets us to provide correct values for cmd. 3469 * 0xffffffe0 -- 0xffffffff range seemed to be the least collision-prone. 3470 */ 3471 static int 3472 linux_ioctl_fbsd_usb(struct thread *td, struct linux_ioctl_args *args) 3473 { 3474 int error; 3475 3476 error = 0; 3477 switch (args->cmd) { 3478 case FBSD_LUSB_DEVICEENUMERATE: 3479 args->cmd = USB_DEVICEENUMERATE; 3480 break; 3481 case FBSD_LUSB_DEV_QUIRK_ADD: 3482 args->cmd = USB_DEV_QUIRK_ADD; 3483 break; 3484 case FBSD_LUSB_DEV_QUIRK_GET: 3485 args->cmd = USB_DEV_QUIRK_GET; 3486 break; 3487 case FBSD_LUSB_DEV_QUIRK_REMOVE: 3488 args->cmd = USB_DEV_QUIRK_REMOVE; 3489 break; 3490 case FBSD_LUSB_DO_REQUEST: 3491 args->cmd = USB_DO_REQUEST; 3492 break; 3493 case FBSD_LUSB_FS_CLEAR_STALL_SYNC: 3494 args->cmd = USB_FS_CLEAR_STALL_SYNC; 3495 break; 3496 case FBSD_LUSB_FS_CLOSE: 3497 args->cmd = USB_FS_CLOSE; 3498 break; 3499 case FBSD_LUSB_FS_COMPLETE: 3500 args->cmd = USB_FS_COMPLETE; 3501 break; 3502 case FBSD_LUSB_FS_INIT: 3503 args->cmd = USB_FS_INIT; 3504 break; 3505 case FBSD_LUSB_FS_OPEN: 3506 args->cmd = USB_FS_OPEN; 3507 break; 3508 case FBSD_LUSB_FS_START: 3509 args->cmd = USB_FS_START; 3510 break; 3511 case FBSD_LUSB_FS_STOP: 3512 args->cmd = USB_FS_STOP; 3513 break; 3514 case FBSD_LUSB_FS_UNINIT: 3515 args->cmd = USB_FS_UNINIT; 3516 break; 3517 case FBSD_LUSB_GET_CONFIG: 3518 args->cmd = USB_GET_CONFIG; 3519 break; 3520 case FBSD_LUSB_GET_DEVICEINFO: 3521 args->cmd = USB_GET_DEVICEINFO; 3522 break; 3523 case FBSD_LUSB_GET_DEVICE_DESC: 3524 args->cmd = USB_GET_DEVICE_DESC; 3525 break; 3526 case FBSD_LUSB_GET_FULL_DESC: 3527 args->cmd = USB_GET_FULL_DESC; 3528 break; 3529 case FBSD_LUSB_GET_IFACE_DRIVER: 3530 args->cmd = USB_GET_IFACE_DRIVER; 3531 break; 3532 case FBSD_LUSB_GET_PLUGTIME: 3533 args->cmd = USB_GET_PLUGTIME; 3534 break; 3535 case FBSD_LUSB_GET_POWER_MODE: 3536 args->cmd = USB_GET_POWER_MODE; 3537 break; 3538 case FBSD_LUSB_GET_REPORT_DESC: 3539 args->cmd = USB_GET_REPORT_DESC; 3540 break; 3541 case FBSD_LUSB_GET_REPORT_ID: 3542 args->cmd = USB_GET_REPORT_ID; 3543 break; 3544 case FBSD_LUSB_GET_TEMPLATE: 3545 args->cmd = USB_GET_TEMPLATE; 3546 break; 3547 case FBSD_LUSB_IFACE_DRIVER_ACTIVE: 3548 args->cmd = USB_IFACE_DRIVER_ACTIVE; 3549 break; 3550 case FBSD_LUSB_IFACE_DRIVER_DETACH: 3551 args->cmd = USB_IFACE_DRIVER_DETACH; 3552 break; 3553 case FBSD_LUSB_QUIRK_NAME_GET: 3554 args->cmd = USB_QUIRK_NAME_GET; 3555 break; 3556 case FBSD_LUSB_READ_DIR: 3557 args->cmd = USB_READ_DIR; 3558 break; 3559 case FBSD_LUSB_SET_ALTINTERFACE: 3560 args->cmd = USB_SET_ALTINTERFACE; 3561 break; 3562 case FBSD_LUSB_SET_CONFIG: 3563 args->cmd = USB_SET_CONFIG; 3564 break; 3565 case FBSD_LUSB_SET_IMMED: 3566 args->cmd = USB_SET_IMMED; 3567 break; 3568 case FBSD_LUSB_SET_POWER_MODE: 3569 args->cmd = USB_SET_POWER_MODE; 3570 break; 3571 case FBSD_LUSB_SET_TEMPLATE: 3572 args->cmd = USB_SET_TEMPLATE; 3573 break; 3574 case FBSD_LUSB_FS_OPEN_STREAM: 3575 args->cmd = USB_FS_OPEN_STREAM; 3576 break; 3577 case FBSD_LUSB_GET_DEV_PORT_PATH: 3578 args->cmd = USB_GET_DEV_PORT_PATH; 3579 break; 3580 case FBSD_LUSB_GET_POWER_USAGE: 3581 args->cmd = USB_GET_POWER_USAGE; 3582 break; 3583 default: 3584 error = ENOIOCTL; 3585 } 3586 if (error != ENOIOCTL) 3587 error = sys_ioctl(td, (struct ioctl_args *)args); 3588 return (error); 3589 } 3590 3591 /* 3592 * main ioctl syscall function 3593 */ 3594 3595 int 3596 linux_ioctl(struct thread *td, struct linux_ioctl_args *args) 3597 { 3598 cap_rights_t rights; 3599 struct file *fp; 3600 struct handler_element *he; 3601 int error, cmd; 3602 3603 #ifdef DEBUG 3604 if (ldebug(ioctl)) 3605 printf(ARGS(ioctl, "%d, %04lx, *"), args->fd, 3606 (unsigned long)args->cmd); 3607 #endif 3608 3609 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 3610 if (error != 0) 3611 return (error); 3612 if ((fp->f_flag & (FREAD|FWRITE)) == 0) { 3613 fdrop(fp, td); 3614 return (EBADF); 3615 } 3616 3617 /* Iterate over the ioctl handlers */ 3618 cmd = args->cmd & 0xffff; 3619 sx_slock(&linux_ioctl_sx); 3620 mtx_lock(&Giant); 3621 TAILQ_FOREACH(he, &handlers, list) { 3622 if (cmd >= he->low && cmd <= he->high) { 3623 error = (*he->func)(td, args); 3624 if (error != ENOIOCTL) { 3625 mtx_unlock(&Giant); 3626 sx_sunlock(&linux_ioctl_sx); 3627 fdrop(fp, td); 3628 return (error); 3629 } 3630 } 3631 } 3632 mtx_unlock(&Giant); 3633 sx_sunlock(&linux_ioctl_sx); 3634 fdrop(fp, td); 3635 3636 linux_msg(td, "ioctl fd=%d, cmd=0x%x ('%c',%d) is not implemented", 3637 args->fd, (int)(args->cmd & 0xffff), 3638 (int)(args->cmd & 0xff00) >> 8, (int)(args->cmd & 0xff)); 3639 3640 return (EINVAL); 3641 } 3642 3643 int 3644 linux_ioctl_register_handler(struct linux_ioctl_handler *h) 3645 { 3646 struct handler_element *he, *cur; 3647 3648 if (h == NULL || h->func == NULL) 3649 return (EINVAL); 3650 3651 /* 3652 * Reuse the element if the handler is already on the list, otherwise 3653 * create a new element. 3654 */ 3655 sx_xlock(&linux_ioctl_sx); 3656 TAILQ_FOREACH(he, &handlers, list) { 3657 if (he->func == h->func) 3658 break; 3659 } 3660 if (he == NULL) { 3661 he = malloc(sizeof(*he), 3662 M_LINUX, M_WAITOK); 3663 he->func = h->func; 3664 } else 3665 TAILQ_REMOVE(&handlers, he, list); 3666 3667 /* Initialize range information. */ 3668 he->low = h->low; 3669 he->high = h->high; 3670 he->span = h->high - h->low + 1; 3671 3672 /* Add the element to the list, sorted on span. */ 3673 TAILQ_FOREACH(cur, &handlers, list) { 3674 if (cur->span > he->span) { 3675 TAILQ_INSERT_BEFORE(cur, he, list); 3676 sx_xunlock(&linux_ioctl_sx); 3677 return (0); 3678 } 3679 } 3680 TAILQ_INSERT_TAIL(&handlers, he, list); 3681 sx_xunlock(&linux_ioctl_sx); 3682 3683 return (0); 3684 } 3685 3686 int 3687 linux_ioctl_unregister_handler(struct linux_ioctl_handler *h) 3688 { 3689 struct handler_element *he; 3690 3691 if (h == NULL || h->func == NULL) 3692 return (EINVAL); 3693 3694 sx_xlock(&linux_ioctl_sx); 3695 TAILQ_FOREACH(he, &handlers, list) { 3696 if (he->func == h->func) { 3697 TAILQ_REMOVE(&handlers, he, list); 3698 sx_xunlock(&linux_ioctl_sx); 3699 free(he, M_LINUX); 3700 return (0); 3701 } 3702 } 3703 sx_xunlock(&linux_ioctl_sx); 3704 3705 return (EINVAL); 3706 } 3707