Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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FreeBSD/Linux Kernel Cross Reference
sys/compat/linux/linux_ioctl.c
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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: releng/11.0/sys/compat/linux/linux_ioctl.c 301053 2016-05-31 16:56:30Z glebius $"); 33 34 #include <sys/param.h> 35 #include <sys/systm.h> 36 #include <sys/sysproto.h> 37 #include <sys/capsicum.h> 38 #include <sys/cdio.h> 39 #include <sys/dvdio.h> 40 #include <sys/conf.h> 41 #include <sys/disk.h> 42 #include <sys/consio.h> 43 #include <sys/ctype.h> 44 #include <sys/fcntl.h> 45 #include <sys/file.h> 46 #include <sys/filedesc.h> 47 #include <sys/filio.h> 48 #include <sys/jail.h> 49 #include <sys/kbio.h> 50 #include <sys/kernel.h> 51 #include <sys/linker_set.h> 52 #include <sys/lock.h> 53 #include <sys/malloc.h> 54 #include <sys/proc.h> 55 #include <sys/sbuf.h> 56 #include <sys/socket.h> 57 #include <sys/sockio.h> 58 #include <sys/soundcard.h> 59 #include <sys/stdint.h> 60 #include <sys/sx.h> 61 #include <sys/sysctl.h> 62 #include <sys/tty.h> 63 #include <sys/uio.h> 64 #include <sys/types.h> 65 #include <sys/mman.h> 66 #include <sys/resourcevar.h> 67 68 #include <net/if.h> 69 #include <net/if_var.h> 70 #include <net/if_dl.h> 71 #include <net/if_types.h> 72 73 #include <dev/usb/usb_ioctl.h> 74 75 #ifdef COMPAT_LINUX32 76 #include <machine/../linux32/linux.h> 77 #include <machine/../linux32/linux32_proto.h> 78 #else 79 #include <machine/../linux/linux.h> 80 #include <machine/../linux/linux_proto.h> 81 #endif 82 83 #include <compat/linux/linux_ioctl.h> 84 #include <compat/linux/linux_mib.h> 85 #include <compat/linux/linux_socket.h> 86 #include <compat/linux/linux_util.h> 87 88 #include <contrib/v4l/videodev.h> 89 #include <compat/linux/linux_videodev_compat.h> 90 91 #include <contrib/v4l/videodev2.h> 92 #include <compat/linux/linux_videodev2_compat.h> 93 94 #include <cam/scsi/scsi_sg.h> 95 96 CTASSERT(LINUX_IFNAMSIZ == IFNAMSIZ); 97 98 static linux_ioctl_function_t linux_ioctl_cdrom; 99 static linux_ioctl_function_t linux_ioctl_vfat; 100 static linux_ioctl_function_t linux_ioctl_console; 101 static linux_ioctl_function_t linux_ioctl_hdio; 102 static linux_ioctl_function_t linux_ioctl_disk; 103 static linux_ioctl_function_t linux_ioctl_socket; 104 static linux_ioctl_function_t linux_ioctl_sound; 105 static linux_ioctl_function_t linux_ioctl_termio; 106 static linux_ioctl_function_t linux_ioctl_private; 107 static linux_ioctl_function_t linux_ioctl_drm; 108 static linux_ioctl_function_t linux_ioctl_sg; 109 static linux_ioctl_function_t linux_ioctl_v4l; 110 static linux_ioctl_function_t linux_ioctl_v4l2; 111 static linux_ioctl_function_t linux_ioctl_special; 112 static linux_ioctl_function_t linux_ioctl_fbsd_usb; 113 114 static struct linux_ioctl_handler cdrom_handler = 115 { linux_ioctl_cdrom, LINUX_IOCTL_CDROM_MIN, LINUX_IOCTL_CDROM_MAX }; 116 static struct linux_ioctl_handler vfat_handler = 117 { linux_ioctl_vfat, LINUX_IOCTL_VFAT_MIN, LINUX_IOCTL_VFAT_MAX }; 118 static struct linux_ioctl_handler console_handler = 119 { linux_ioctl_console, LINUX_IOCTL_CONSOLE_MIN, LINUX_IOCTL_CONSOLE_MAX }; 120 static struct linux_ioctl_handler hdio_handler = 121 { linux_ioctl_hdio, LINUX_IOCTL_HDIO_MIN, LINUX_IOCTL_HDIO_MAX }; 122 static struct linux_ioctl_handler disk_handler = 123 { linux_ioctl_disk, LINUX_IOCTL_DISK_MIN, LINUX_IOCTL_DISK_MAX }; 124 static struct linux_ioctl_handler socket_handler = 125 { linux_ioctl_socket, LINUX_IOCTL_SOCKET_MIN, LINUX_IOCTL_SOCKET_MAX }; 126 static struct linux_ioctl_handler sound_handler = 127 { linux_ioctl_sound, LINUX_IOCTL_SOUND_MIN, LINUX_IOCTL_SOUND_MAX }; 128 static struct linux_ioctl_handler termio_handler = 129 { linux_ioctl_termio, LINUX_IOCTL_TERMIO_MIN, LINUX_IOCTL_TERMIO_MAX }; 130 static struct linux_ioctl_handler private_handler = 131 { linux_ioctl_private, LINUX_IOCTL_PRIVATE_MIN, LINUX_IOCTL_PRIVATE_MAX }; 132 static struct linux_ioctl_handler drm_handler = 133 { linux_ioctl_drm, LINUX_IOCTL_DRM_MIN, LINUX_IOCTL_DRM_MAX }; 134 static struct linux_ioctl_handler sg_handler = 135 { linux_ioctl_sg, LINUX_IOCTL_SG_MIN, LINUX_IOCTL_SG_MAX }; 136 static struct linux_ioctl_handler video_handler = 137 { linux_ioctl_v4l, LINUX_IOCTL_VIDEO_MIN, LINUX_IOCTL_VIDEO_MAX }; 138 static struct linux_ioctl_handler video2_handler = 139 { linux_ioctl_v4l2, LINUX_IOCTL_VIDEO2_MIN, LINUX_IOCTL_VIDEO2_MAX }; 140 static struct linux_ioctl_handler fbsd_usb = 141 { linux_ioctl_fbsd_usb, FBSD_LUSB_MIN, FBSD_LUSB_MAX }; 142 143 DATA_SET(linux_ioctl_handler_set, cdrom_handler); 144 DATA_SET(linux_ioctl_handler_set, vfat_handler); 145 DATA_SET(linux_ioctl_handler_set, console_handler); 146 DATA_SET(linux_ioctl_handler_set, hdio_handler); 147 DATA_SET(linux_ioctl_handler_set, disk_handler); 148 DATA_SET(linux_ioctl_handler_set, socket_handler); 149 DATA_SET(linux_ioctl_handler_set, sound_handler); 150 DATA_SET(linux_ioctl_handler_set, termio_handler); 151 DATA_SET(linux_ioctl_handler_set, private_handler); 152 DATA_SET(linux_ioctl_handler_set, drm_handler); 153 DATA_SET(linux_ioctl_handler_set, sg_handler); 154 DATA_SET(linux_ioctl_handler_set, video_handler); 155 DATA_SET(linux_ioctl_handler_set, video2_handler); 156 DATA_SET(linux_ioctl_handler_set, fbsd_usb); 157 158 struct handler_element 159 { 160 TAILQ_ENTRY(handler_element) list; 161 int (*func)(struct thread *, struct linux_ioctl_args *); 162 int low, high, span; 163 }; 164 165 static TAILQ_HEAD(, handler_element) handlers = 166 TAILQ_HEAD_INITIALIZER(handlers); 167 static struct sx linux_ioctl_sx; 168 SX_SYSINIT(linux_ioctl, &linux_ioctl_sx, "linux ioctl handlers"); 169 170 /* 171 * hdio related ioctls for VMWare support 172 */ 173 174 struct linux_hd_geometry { 175 u_int8_t heads; 176 u_int8_t sectors; 177 u_int16_t cylinders; 178 u_int32_t start; 179 }; 180 181 struct linux_hd_big_geometry { 182 u_int8_t heads; 183 u_int8_t sectors; 184 u_int32_t cylinders; 185 u_int32_t start; 186 }; 187 188 static int 189 linux_ioctl_hdio(struct thread *td, struct linux_ioctl_args *args) 190 { 191 cap_rights_t rights; 192 struct file *fp; 193 int error; 194 u_int sectorsize, fwcylinders, fwheads, fwsectors; 195 off_t mediasize, bytespercyl; 196 197 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 198 if (error != 0) 199 return (error); 200 switch (args->cmd & 0xffff) { 201 case LINUX_HDIO_GET_GEO: 202 case LINUX_HDIO_GET_GEO_BIG: 203 error = fo_ioctl(fp, DIOCGMEDIASIZE, 204 (caddr_t)&mediasize, td->td_ucred, td); 205 if (!error) 206 error = fo_ioctl(fp, DIOCGSECTORSIZE, 207 (caddr_t)§orsize, td->td_ucred, td); 208 if (!error) 209 error = fo_ioctl(fp, DIOCGFWHEADS, 210 (caddr_t)&fwheads, td->td_ucred, td); 211 if (!error) 212 error = fo_ioctl(fp, DIOCGFWSECTORS, 213 (caddr_t)&fwsectors, td->td_ucred, td); 214 /* 215 * XXX: DIOCGFIRSTOFFSET is not yet implemented, so 216 * so pretend that GEOM always says 0. This is NOT VALID 217 * for slices or partitions, only the per-disk raw devices. 218 */ 219 220 fdrop(fp, td); 221 if (error) 222 return (error); 223 /* 224 * 1. Calculate the number of bytes in a cylinder, 225 * given the firmware's notion of heads and sectors 226 * per cylinder. 227 * 2. Calculate the number of cylinders, given the total 228 * size of the media. 229 * All internal calculations should have 64-bit precision. 230 */ 231 bytespercyl = (off_t) sectorsize * fwheads * fwsectors; 232 fwcylinders = mediasize / bytespercyl; 233 #if defined(DEBUG) 234 linux_msg(td, "HDIO_GET_GEO: mediasize %jd, c/h/s %d/%d/%d, " 235 "bpc %jd", 236 (intmax_t)mediasize, fwcylinders, fwheads, fwsectors, 237 (intmax_t)bytespercyl); 238 #endif 239 if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO) { 240 struct linux_hd_geometry hdg; 241 242 hdg.cylinders = fwcylinders; 243 hdg.heads = fwheads; 244 hdg.sectors = fwsectors; 245 hdg.start = 0; 246 error = copyout(&hdg, (void *)args->arg, sizeof(hdg)); 247 } else if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO_BIG) { 248 struct linux_hd_big_geometry hdbg; 249 250 hdbg.cylinders = fwcylinders; 251 hdbg.heads = fwheads; 252 hdbg.sectors = fwsectors; 253 hdbg.start = 0; 254 error = copyout(&hdbg, (void *)args->arg, sizeof(hdbg)); 255 } 256 return (error); 257 break; 258 default: 259 /* XXX */ 260 linux_msg(td, 261 "ioctl fd=%d, cmd=0x%x ('%c',%d) is not implemented", 262 args->fd, (int)(args->cmd & 0xffff), 263 (int)(args->cmd & 0xff00) >> 8, 264 (int)(args->cmd & 0xff)); 265 break; 266 } 267 fdrop(fp, td); 268 return (ENOIOCTL); 269 } 270 271 static int 272 linux_ioctl_disk(struct thread *td, struct linux_ioctl_args *args) 273 { 274 cap_rights_t rights; 275 struct file *fp; 276 int error; 277 u_int sectorsize; 278 off_t mediasize; 279 280 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 281 if (error != 0) 282 return (error); 283 switch (args->cmd & 0xffff) { 284 case LINUX_BLKGETSIZE: 285 error = fo_ioctl(fp, DIOCGSECTORSIZE, 286 (caddr_t)§orsize, td->td_ucred, td); 287 if (!error) 288 error = fo_ioctl(fp, DIOCGMEDIASIZE, 289 (caddr_t)&mediasize, td->td_ucred, td); 290 fdrop(fp, td); 291 if (error) 292 return (error); 293 sectorsize = mediasize / sectorsize; 294 /* 295 * XXX: How do we know we return the right size of integer ? 296 */ 297 return (copyout(§orsize, (void *)args->arg, 298 sizeof(sectorsize))); 299 break; 300 } 301 fdrop(fp, td); 302 return (ENOIOCTL); 303 } 304 305 /* 306 * termio related ioctls 307 */ 308 309 struct linux_termio { 310 unsigned short c_iflag; 311 unsigned short c_oflag; 312 unsigned short c_cflag; 313 unsigned short c_lflag; 314 unsigned char c_line; 315 unsigned char c_cc[LINUX_NCC]; 316 }; 317 318 struct linux_termios { 319 unsigned int c_iflag; 320 unsigned int c_oflag; 321 unsigned int c_cflag; 322 unsigned int c_lflag; 323 unsigned char c_line; 324 unsigned char c_cc[LINUX_NCCS]; 325 }; 326 327 struct linux_winsize { 328 unsigned short ws_row, ws_col; 329 unsigned short ws_xpixel, ws_ypixel; 330 }; 331 332 struct speedtab { 333 int sp_speed; /* Speed. */ 334 int sp_code; /* Code. */ 335 }; 336 337 static struct speedtab sptab[] = { 338 { B0, LINUX_B0 }, { B50, LINUX_B50 }, 339 { B75, LINUX_B75 }, { B110, LINUX_B110 }, 340 { B134, LINUX_B134 }, { B150, LINUX_B150 }, 341 { B200, LINUX_B200 }, { B300, LINUX_B300 }, 342 { B600, LINUX_B600 }, { B1200, LINUX_B1200 }, 343 { B1800, LINUX_B1800 }, { B2400, LINUX_B2400 }, 344 { B4800, LINUX_B4800 }, { B9600, LINUX_B9600 }, 345 { B19200, LINUX_B19200 }, { B38400, LINUX_B38400 }, 346 { B57600, LINUX_B57600 }, { B115200, LINUX_B115200 }, 347 {-1, -1 } 348 }; 349 350 struct linux_serial_struct { 351 int type; 352 int line; 353 int port; 354 int irq; 355 int flags; 356 int xmit_fifo_size; 357 int custom_divisor; 358 int baud_base; 359 unsigned short close_delay; 360 char reserved_char[2]; 361 int hub6; 362 unsigned short closing_wait; 363 unsigned short closing_wait2; 364 int reserved[4]; 365 }; 366 367 static int 368 linux_to_bsd_speed(int code, struct speedtab *table) 369 { 370 for ( ; table->sp_code != -1; table++) 371 if (table->sp_code == code) 372 return (table->sp_speed); 373 return -1; 374 } 375 376 static int 377 bsd_to_linux_speed(int speed, struct speedtab *table) 378 { 379 for ( ; table->sp_speed != -1; table++) 380 if (table->sp_speed == speed) 381 return (table->sp_code); 382 return -1; 383 } 384 385 static void 386 bsd_to_linux_termios(struct termios *bios, struct linux_termios *lios) 387 { 388 int i; 389 390 #ifdef DEBUG 391 if (ldebug(ioctl)) { 392 printf("LINUX: BSD termios structure (input):\n"); 393 printf("i=%08x o=%08x c=%08x l=%08x ispeed=%d ospeed=%d\n", 394 bios->c_iflag, bios->c_oflag, bios->c_cflag, bios->c_lflag, 395 bios->c_ispeed, bios->c_ospeed); 396 printf("c_cc "); 397 for (i=0; i<NCCS; i++) 398 printf("%02x ", bios->c_cc[i]); 399 printf("\n"); 400 } 401 #endif 402 403 lios->c_iflag = 0; 404 if (bios->c_iflag & IGNBRK) 405 lios->c_iflag |= LINUX_IGNBRK; 406 if (bios->c_iflag & BRKINT) 407 lios->c_iflag |= LINUX_BRKINT; 408 if (bios->c_iflag & IGNPAR) 409 lios->c_iflag |= LINUX_IGNPAR; 410 if (bios->c_iflag & PARMRK) 411 lios->c_iflag |= LINUX_PARMRK; 412 if (bios->c_iflag & INPCK) 413 lios->c_iflag |= LINUX_INPCK; 414 if (bios->c_iflag & ISTRIP) 415 lios->c_iflag |= LINUX_ISTRIP; 416 if (bios->c_iflag & INLCR) 417 lios->c_iflag |= LINUX_INLCR; 418 if (bios->c_iflag & IGNCR) 419 lios->c_iflag |= LINUX_IGNCR; 420 if (bios->c_iflag & ICRNL) 421 lios->c_iflag |= LINUX_ICRNL; 422 if (bios->c_iflag & IXON) 423 lios->c_iflag |= LINUX_IXON; 424 if (bios->c_iflag & IXANY) 425 lios->c_iflag |= LINUX_IXANY; 426 if (bios->c_iflag & IXOFF) 427 lios->c_iflag |= LINUX_IXOFF; 428 if (bios->c_iflag & IMAXBEL) 429 lios->c_iflag |= LINUX_IMAXBEL; 430 431 lios->c_oflag = 0; 432 if (bios->c_oflag & OPOST) 433 lios->c_oflag |= LINUX_OPOST; 434 if (bios->c_oflag & ONLCR) 435 lios->c_oflag |= LINUX_ONLCR; 436 if (bios->c_oflag & TAB3) 437 lios->c_oflag |= LINUX_XTABS; 438 439 lios->c_cflag = bsd_to_linux_speed(bios->c_ispeed, sptab); 440 lios->c_cflag |= (bios->c_cflag & CSIZE) >> 4; 441 if (bios->c_cflag & CSTOPB) 442 lios->c_cflag |= LINUX_CSTOPB; 443 if (bios->c_cflag & CREAD) 444 lios->c_cflag |= LINUX_CREAD; 445 if (bios->c_cflag & PARENB) 446 lios->c_cflag |= LINUX_PARENB; 447 if (bios->c_cflag & PARODD) 448 lios->c_cflag |= LINUX_PARODD; 449 if (bios->c_cflag & HUPCL) 450 lios->c_cflag |= LINUX_HUPCL; 451 if (bios->c_cflag & CLOCAL) 452 lios->c_cflag |= LINUX_CLOCAL; 453 if (bios->c_cflag & CRTSCTS) 454 lios->c_cflag |= LINUX_CRTSCTS; 455 456 lios->c_lflag = 0; 457 if (bios->c_lflag & ISIG) 458 lios->c_lflag |= LINUX_ISIG; 459 if (bios->c_lflag & ICANON) 460 lios->c_lflag |= LINUX_ICANON; 461 if (bios->c_lflag & ECHO) 462 lios->c_lflag |= LINUX_ECHO; 463 if (bios->c_lflag & ECHOE) 464 lios->c_lflag |= LINUX_ECHOE; 465 if (bios->c_lflag & ECHOK) 466 lios->c_lflag |= LINUX_ECHOK; 467 if (bios->c_lflag & ECHONL) 468 lios->c_lflag |= LINUX_ECHONL; 469 if (bios->c_lflag & NOFLSH) 470 lios->c_lflag |= LINUX_NOFLSH; 471 if (bios->c_lflag & TOSTOP) 472 lios->c_lflag |= LINUX_TOSTOP; 473 if (bios->c_lflag & ECHOCTL) 474 lios->c_lflag |= LINUX_ECHOCTL; 475 if (bios->c_lflag & ECHOPRT) 476 lios->c_lflag |= LINUX_ECHOPRT; 477 if (bios->c_lflag & ECHOKE) 478 lios->c_lflag |= LINUX_ECHOKE; 479 if (bios->c_lflag & FLUSHO) 480 lios->c_lflag |= LINUX_FLUSHO; 481 if (bios->c_lflag & PENDIN) 482 lios->c_lflag |= LINUX_PENDIN; 483 if (bios->c_lflag & IEXTEN) 484 lios->c_lflag |= LINUX_IEXTEN; 485 486 for (i=0; i<LINUX_NCCS; i++) 487 lios->c_cc[i] = LINUX_POSIX_VDISABLE; 488 lios->c_cc[LINUX_VINTR] = bios->c_cc[VINTR]; 489 lios->c_cc[LINUX_VQUIT] = bios->c_cc[VQUIT]; 490 lios->c_cc[LINUX_VERASE] = bios->c_cc[VERASE]; 491 lios->c_cc[LINUX_VKILL] = bios->c_cc[VKILL]; 492 lios->c_cc[LINUX_VEOF] = bios->c_cc[VEOF]; 493 lios->c_cc[LINUX_VEOL] = bios->c_cc[VEOL]; 494 lios->c_cc[LINUX_VMIN] = bios->c_cc[VMIN]; 495 lios->c_cc[LINUX_VTIME] = bios->c_cc[VTIME]; 496 lios->c_cc[LINUX_VEOL2] = bios->c_cc[VEOL2]; 497 lios->c_cc[LINUX_VSUSP] = bios->c_cc[VSUSP]; 498 lios->c_cc[LINUX_VSTART] = bios->c_cc[VSTART]; 499 lios->c_cc[LINUX_VSTOP] = bios->c_cc[VSTOP]; 500 lios->c_cc[LINUX_VREPRINT] = bios->c_cc[VREPRINT]; 501 lios->c_cc[LINUX_VDISCARD] = bios->c_cc[VDISCARD]; 502 lios->c_cc[LINUX_VWERASE] = bios->c_cc[VWERASE]; 503 lios->c_cc[LINUX_VLNEXT] = bios->c_cc[VLNEXT]; 504 505 for (i=0; i<LINUX_NCCS; i++) { 506 if (i != LINUX_VMIN && i != LINUX_VTIME && 507 lios->c_cc[i] == _POSIX_VDISABLE) 508 lios->c_cc[i] = LINUX_POSIX_VDISABLE; 509 } 510 lios->c_line = 0; 511 512 #ifdef DEBUG 513 if (ldebug(ioctl)) { 514 printf("LINUX: LINUX termios structure (output):\n"); 515 printf("i=%08x o=%08x c=%08x l=%08x line=%d\n", 516 lios->c_iflag, lios->c_oflag, lios->c_cflag, 517 lios->c_lflag, (int)lios->c_line); 518 printf("c_cc "); 519 for (i=0; i<LINUX_NCCS; i++) 520 printf("%02x ", lios->c_cc[i]); 521 printf("\n"); 522 } 523 #endif 524 } 525 526 static void 527 linux_to_bsd_termios(struct linux_termios *lios, struct termios *bios) 528 { 529 int i; 530 531 #ifdef DEBUG 532 if (ldebug(ioctl)) { 533 printf("LINUX: LINUX termios structure (input):\n"); 534 printf("i=%08x o=%08x c=%08x l=%08x line=%d\n", 535 lios->c_iflag, lios->c_oflag, lios->c_cflag, 536 lios->c_lflag, (int)lios->c_line); 537 printf("c_cc "); 538 for (i=0; i<LINUX_NCCS; i++) 539 printf("%02x ", lios->c_cc[i]); 540 printf("\n"); 541 } 542 #endif 543 544 bios->c_iflag = 0; 545 if (lios->c_iflag & LINUX_IGNBRK) 546 bios->c_iflag |= IGNBRK; 547 if (lios->c_iflag & LINUX_BRKINT) 548 bios->c_iflag |= BRKINT; 549 if (lios->c_iflag & LINUX_IGNPAR) 550 bios->c_iflag |= IGNPAR; 551 if (lios->c_iflag & LINUX_PARMRK) 552 bios->c_iflag |= PARMRK; 553 if (lios->c_iflag & LINUX_INPCK) 554 bios->c_iflag |= INPCK; 555 if (lios->c_iflag & LINUX_ISTRIP) 556 bios->c_iflag |= ISTRIP; 557 if (lios->c_iflag & LINUX_INLCR) 558 bios->c_iflag |= INLCR; 559 if (lios->c_iflag & LINUX_IGNCR) 560 bios->c_iflag |= IGNCR; 561 if (lios->c_iflag & LINUX_ICRNL) 562 bios->c_iflag |= ICRNL; 563 if (lios->c_iflag & LINUX_IXON) 564 bios->c_iflag |= IXON; 565 if (lios->c_iflag & LINUX_IXANY) 566 bios->c_iflag |= IXANY; 567 if (lios->c_iflag & LINUX_IXOFF) 568 bios->c_iflag |= IXOFF; 569 if (lios->c_iflag & LINUX_IMAXBEL) 570 bios->c_iflag |= IMAXBEL; 571 572 bios->c_oflag = 0; 573 if (lios->c_oflag & LINUX_OPOST) 574 bios->c_oflag |= OPOST; 575 if (lios->c_oflag & LINUX_ONLCR) 576 bios->c_oflag |= ONLCR; 577 if (lios->c_oflag & LINUX_XTABS) 578 bios->c_oflag |= TAB3; 579 580 bios->c_cflag = (lios->c_cflag & LINUX_CSIZE) << 4; 581 if (lios->c_cflag & LINUX_CSTOPB) 582 bios->c_cflag |= CSTOPB; 583 if (lios->c_cflag & LINUX_CREAD) 584 bios->c_cflag |= CREAD; 585 if (lios->c_cflag & LINUX_PARENB) 586 bios->c_cflag |= PARENB; 587 if (lios->c_cflag & LINUX_PARODD) 588 bios->c_cflag |= PARODD; 589 if (lios->c_cflag & LINUX_HUPCL) 590 bios->c_cflag |= HUPCL; 591 if (lios->c_cflag & LINUX_CLOCAL) 592 bios->c_cflag |= CLOCAL; 593 if (lios->c_cflag & LINUX_CRTSCTS) 594 bios->c_cflag |= CRTSCTS; 595 596 bios->c_lflag = 0; 597 if (lios->c_lflag & LINUX_ISIG) 598 bios->c_lflag |= ISIG; 599 if (lios->c_lflag & LINUX_ICANON) 600 bios->c_lflag |= ICANON; 601 if (lios->c_lflag & LINUX_ECHO) 602 bios->c_lflag |= ECHO; 603 if (lios->c_lflag & LINUX_ECHOE) 604 bios->c_lflag |= ECHOE; 605 if (lios->c_lflag & LINUX_ECHOK) 606 bios->c_lflag |= ECHOK; 607 if (lios->c_lflag & LINUX_ECHONL) 608 bios->c_lflag |= ECHONL; 609 if (lios->c_lflag & LINUX_NOFLSH) 610 bios->c_lflag |= NOFLSH; 611 if (lios->c_lflag & LINUX_TOSTOP) 612 bios->c_lflag |= TOSTOP; 613 if (lios->c_lflag & LINUX_ECHOCTL) 614 bios->c_lflag |= ECHOCTL; 615 if (lios->c_lflag & LINUX_ECHOPRT) 616 bios->c_lflag |= ECHOPRT; 617 if (lios->c_lflag & LINUX_ECHOKE) 618 bios->c_lflag |= ECHOKE; 619 if (lios->c_lflag & LINUX_FLUSHO) 620 bios->c_lflag |= FLUSHO; 621 if (lios->c_lflag & LINUX_PENDIN) 622 bios->c_lflag |= PENDIN; 623 if (lios->c_lflag & LINUX_IEXTEN) 624 bios->c_lflag |= IEXTEN; 625 626 for (i=0; i<NCCS; i++) 627 bios->c_cc[i] = _POSIX_VDISABLE; 628 bios->c_cc[VINTR] = lios->c_cc[LINUX_VINTR]; 629 bios->c_cc[VQUIT] = lios->c_cc[LINUX_VQUIT]; 630 bios->c_cc[VERASE] = lios->c_cc[LINUX_VERASE]; 631 bios->c_cc[VKILL] = lios->c_cc[LINUX_VKILL]; 632 bios->c_cc[VEOF] = lios->c_cc[LINUX_VEOF]; 633 bios->c_cc[VEOL] = lios->c_cc[LINUX_VEOL]; 634 bios->c_cc[VMIN] = lios->c_cc[LINUX_VMIN]; 635 bios->c_cc[VTIME] = lios->c_cc[LINUX_VTIME]; 636 bios->c_cc[VEOL2] = lios->c_cc[LINUX_VEOL2]; 637 bios->c_cc[VSUSP] = lios->c_cc[LINUX_VSUSP]; 638 bios->c_cc[VSTART] = lios->c_cc[LINUX_VSTART]; 639 bios->c_cc[VSTOP] = lios->c_cc[LINUX_VSTOP]; 640 bios->c_cc[VREPRINT] = lios->c_cc[LINUX_VREPRINT]; 641 bios->c_cc[VDISCARD] = lios->c_cc[LINUX_VDISCARD]; 642 bios->c_cc[VWERASE] = lios->c_cc[LINUX_VWERASE]; 643 bios->c_cc[VLNEXT] = lios->c_cc[LINUX_VLNEXT]; 644 645 for (i=0; i<NCCS; i++) { 646 if (i != VMIN && i != VTIME && 647 bios->c_cc[i] == LINUX_POSIX_VDISABLE) 648 bios->c_cc[i] = _POSIX_VDISABLE; 649 } 650 651 bios->c_ispeed = bios->c_ospeed = 652 linux_to_bsd_speed(lios->c_cflag & LINUX_CBAUD, sptab); 653 654 #ifdef DEBUG 655 if (ldebug(ioctl)) { 656 printf("LINUX: BSD termios structure (output):\n"); 657 printf("i=%08x o=%08x c=%08x l=%08x ispeed=%d ospeed=%d\n", 658 bios->c_iflag, bios->c_oflag, bios->c_cflag, bios->c_lflag, 659 bios->c_ispeed, bios->c_ospeed); 660 printf("c_cc "); 661 for (i=0; i<NCCS; i++) 662 printf("%02x ", bios->c_cc[i]); 663 printf("\n"); 664 } 665 #endif 666 } 667 668 static void 669 bsd_to_linux_termio(struct termios *bios, struct linux_termio *lio) 670 { 671 struct linux_termios lios; 672 673 bsd_to_linux_termios(bios, &lios); 674 lio->c_iflag = lios.c_iflag; 675 lio->c_oflag = lios.c_oflag; 676 lio->c_cflag = lios.c_cflag; 677 lio->c_lflag = lios.c_lflag; 678 lio->c_line = lios.c_line; 679 memcpy(lio->c_cc, lios.c_cc, LINUX_NCC); 680 } 681 682 static void 683 linux_to_bsd_termio(struct linux_termio *lio, struct termios *bios) 684 { 685 struct linux_termios lios; 686 int i; 687 688 lios.c_iflag = lio->c_iflag; 689 lios.c_oflag = lio->c_oflag; 690 lios.c_cflag = lio->c_cflag; 691 lios.c_lflag = lio->c_lflag; 692 for (i=LINUX_NCC; i<LINUX_NCCS; i++) 693 lios.c_cc[i] = LINUX_POSIX_VDISABLE; 694 memcpy(lios.c_cc, lio->c_cc, LINUX_NCC); 695 linux_to_bsd_termios(&lios, bios); 696 } 697 698 static int 699 linux_ioctl_termio(struct thread *td, struct linux_ioctl_args *args) 700 { 701 struct termios bios; 702 struct linux_termios lios; 703 struct linux_termio lio; 704 cap_rights_t rights; 705 struct file *fp; 706 int error; 707 708 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 709 if (error != 0) 710 return (error); 711 712 switch (args->cmd & 0xffff) { 713 714 case LINUX_TCGETS: 715 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred, 716 td); 717 if (error) 718 break; 719 bsd_to_linux_termios(&bios, &lios); 720 error = copyout(&lios, (void *)args->arg, sizeof(lios)); 721 break; 722 723 case LINUX_TCSETS: 724 error = copyin((void *)args->arg, &lios, sizeof(lios)); 725 if (error) 726 break; 727 linux_to_bsd_termios(&lios, &bios); 728 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred, 729 td)); 730 break; 731 732 case LINUX_TCSETSW: 733 error = copyin((void *)args->arg, &lios, sizeof(lios)); 734 if (error) 735 break; 736 linux_to_bsd_termios(&lios, &bios); 737 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred, 738 td)); 739 break; 740 741 case LINUX_TCSETSF: 742 error = copyin((void *)args->arg, &lios, sizeof(lios)); 743 if (error) 744 break; 745 linux_to_bsd_termios(&lios, &bios); 746 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred, 747 td)); 748 break; 749 750 case LINUX_TCGETA: 751 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred, 752 td); 753 if (error) 754 break; 755 bsd_to_linux_termio(&bios, &lio); 756 error = (copyout(&lio, (void *)args->arg, sizeof(lio))); 757 break; 758 759 case LINUX_TCSETA: 760 error = copyin((void *)args->arg, &lio, sizeof(lio)); 761 if (error) 762 break; 763 linux_to_bsd_termio(&lio, &bios); 764 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred, 765 td)); 766 break; 767 768 case LINUX_TCSETAW: 769 error = copyin((void *)args->arg, &lio, sizeof(lio)); 770 if (error) 771 break; 772 linux_to_bsd_termio(&lio, &bios); 773 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred, 774 td)); 775 break; 776 777 case LINUX_TCSETAF: 778 error = copyin((void *)args->arg, &lio, sizeof(lio)); 779 if (error) 780 break; 781 linux_to_bsd_termio(&lio, &bios); 782 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred, 783 td)); 784 break; 785 786 /* LINUX_TCSBRK */ 787 788 case LINUX_TCXONC: { 789 switch (args->arg) { 790 case LINUX_TCOOFF: 791 args->cmd = TIOCSTOP; 792 break; 793 case LINUX_TCOON: 794 args->cmd = TIOCSTART; 795 break; 796 case LINUX_TCIOFF: 797 case LINUX_TCION: { 798 int c; 799 struct write_args wr; 800 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, 801 td->td_ucred, td); 802 if (error) 803 break; 804 fdrop(fp, td); 805 c = (args->arg == LINUX_TCIOFF) ? VSTOP : VSTART; 806 c = bios.c_cc[c]; 807 if (c != _POSIX_VDISABLE) { 808 wr.fd = args->fd; 809 wr.buf = &c; 810 wr.nbyte = sizeof(c); 811 return (sys_write(td, &wr)); 812 } else 813 return (0); 814 } 815 default: 816 fdrop(fp, td); 817 return (EINVAL); 818 } 819 args->arg = 0; 820 error = (sys_ioctl(td, (struct ioctl_args *)args)); 821 break; 822 } 823 824 case LINUX_TCFLSH: { 825 int val; 826 switch (args->arg) { 827 case LINUX_TCIFLUSH: 828 val = FREAD; 829 break; 830 case LINUX_TCOFLUSH: 831 val = FWRITE; 832 break; 833 case LINUX_TCIOFLUSH: 834 val = FREAD | FWRITE; 835 break; 836 default: 837 fdrop(fp, td); 838 return (EINVAL); 839 } 840 error = (fo_ioctl(fp,TIOCFLUSH,(caddr_t)&val,td->td_ucred,td)); 841 break; 842 } 843 844 case LINUX_TIOCEXCL: 845 args->cmd = TIOCEXCL; 846 error = (sys_ioctl(td, (struct ioctl_args *)args)); 847 break; 848 849 case LINUX_TIOCNXCL: 850 args->cmd = TIOCNXCL; 851 error = (sys_ioctl(td, (struct ioctl_args *)args)); 852 break; 853 854 case LINUX_TIOCSCTTY: 855 args->cmd = TIOCSCTTY; 856 error = (sys_ioctl(td, (struct ioctl_args *)args)); 857 break; 858 859 case LINUX_TIOCGPGRP: 860 args->cmd = TIOCGPGRP; 861 error = (sys_ioctl(td, (struct ioctl_args *)args)); 862 break; 863 864 case LINUX_TIOCSPGRP: 865 args->cmd = TIOCSPGRP; 866 error = (sys_ioctl(td, (struct ioctl_args *)args)); 867 break; 868 869 /* LINUX_TIOCOUTQ */ 870 /* LINUX_TIOCSTI */ 871 872 case LINUX_TIOCGWINSZ: 873 args->cmd = TIOCGWINSZ; 874 error = (sys_ioctl(td, (struct ioctl_args *)args)); 875 break; 876 877 case LINUX_TIOCSWINSZ: 878 args->cmd = TIOCSWINSZ; 879 error = (sys_ioctl(td, (struct ioctl_args *)args)); 880 break; 881 882 case LINUX_TIOCMGET: 883 args->cmd = TIOCMGET; 884 error = (sys_ioctl(td, (struct ioctl_args *)args)); 885 break; 886 887 case LINUX_TIOCMBIS: 888 args->cmd = TIOCMBIS; 889 error = (sys_ioctl(td, (struct ioctl_args *)args)); 890 break; 891 892 case LINUX_TIOCMBIC: 893 args->cmd = TIOCMBIC; 894 error = (sys_ioctl(td, (struct ioctl_args *)args)); 895 break; 896 897 case LINUX_TIOCMSET: 898 args->cmd = TIOCMSET; 899 error = (sys_ioctl(td, (struct ioctl_args *)args)); 900 break; 901 902 /* TIOCGSOFTCAR */ 903 /* TIOCSSOFTCAR */ 904 905 case LINUX_FIONREAD: /* LINUX_TIOCINQ */ 906 args->cmd = FIONREAD; 907 error = (sys_ioctl(td, (struct ioctl_args *)args)); 908 break; 909 910 /* LINUX_TIOCLINUX */ 911 912 case LINUX_TIOCCONS: 913 args->cmd = TIOCCONS; 914 error = (sys_ioctl(td, (struct ioctl_args *)args)); 915 break; 916 917 case LINUX_TIOCGSERIAL: { 918 struct linux_serial_struct lss; 919 920 bzero(&lss, sizeof(lss)); 921 lss.type = LINUX_PORT_16550A; 922 lss.flags = 0; 923 lss.close_delay = 0; 924 error = copyout(&lss, (void *)args->arg, sizeof(lss)); 925 break; 926 } 927 928 case LINUX_TIOCSSERIAL: { 929 struct linux_serial_struct lss; 930 error = copyin((void *)args->arg, &lss, sizeof(lss)); 931 if (error) 932 break; 933 /* XXX - It really helps to have an implementation that 934 * does nothing. NOT! 935 */ 936 error = 0; 937 break; 938 } 939 940 case LINUX_TIOCPKT: 941 args->cmd = TIOCPKT; 942 error = (sys_ioctl(td, (struct ioctl_args *)args)); 943 break; 944 945 case LINUX_FIONBIO: 946 args->cmd = FIONBIO; 947 error = (sys_ioctl(td, (struct ioctl_args *)args)); 948 break; 949 950 case LINUX_TIOCNOTTY: 951 args->cmd = TIOCNOTTY; 952 error = (sys_ioctl(td, (struct ioctl_args *)args)); 953 break; 954 955 case LINUX_TIOCSETD: { 956 int line; 957 switch (args->arg) { 958 case LINUX_N_TTY: 959 line = TTYDISC; 960 break; 961 case LINUX_N_SLIP: 962 line = SLIPDISC; 963 break; 964 case LINUX_N_PPP: 965 line = PPPDISC; 966 break; 967 default: 968 fdrop(fp, td); 969 return (EINVAL); 970 } 971 error = (fo_ioctl(fp, TIOCSETD, (caddr_t)&line, td->td_ucred, 972 td)); 973 break; 974 } 975 976 case LINUX_TIOCGETD: { 977 int linux_line; 978 int bsd_line = TTYDISC; 979 error = fo_ioctl(fp, TIOCGETD, (caddr_t)&bsd_line, 980 td->td_ucred, td); 981 if (error) 982 break; 983 switch (bsd_line) { 984 case TTYDISC: 985 linux_line = LINUX_N_TTY; 986 break; 987 case SLIPDISC: 988 linux_line = LINUX_N_SLIP; 989 break; 990 case PPPDISC: 991 linux_line = LINUX_N_PPP; 992 break; 993 default: 994 fdrop(fp, td); 995 return (EINVAL); 996 } 997 error = (copyout(&linux_line, (void *)args->arg, sizeof(int))); 998 break; 999 } 1000 1001 /* LINUX_TCSBRKP */ 1002 /* LINUX_TIOCTTYGSTRUCT */ 1003 1004 case LINUX_FIONCLEX: 1005 args->cmd = FIONCLEX; 1006 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1007 break; 1008 1009 case LINUX_FIOCLEX: 1010 args->cmd = FIOCLEX; 1011 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1012 break; 1013 1014 case LINUX_FIOASYNC: 1015 args->cmd = FIOASYNC; 1016 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1017 break; 1018 1019 /* LINUX_TIOCSERCONFIG */ 1020 /* LINUX_TIOCSERGWILD */ 1021 /* LINUX_TIOCSERSWILD */ 1022 /* LINUX_TIOCGLCKTRMIOS */ 1023 /* LINUX_TIOCSLCKTRMIOS */ 1024 1025 case LINUX_TIOCSBRK: 1026 args->cmd = TIOCSBRK; 1027 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1028 break; 1029 1030 case LINUX_TIOCCBRK: 1031 args->cmd = TIOCCBRK; 1032 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1033 break; 1034 case LINUX_TIOCGPTN: { 1035 int nb; 1036 1037 error = fo_ioctl(fp, TIOCGPTN, (caddr_t)&nb, td->td_ucred, td); 1038 if (!error) 1039 error = copyout(&nb, (void *)args->arg, 1040 sizeof(int)); 1041 break; 1042 } 1043 case LINUX_TIOCSPTLCK: 1044 /* Our unlockpt() does nothing. */ 1045 error = 0; 1046 break; 1047 default: 1048 error = ENOIOCTL; 1049 break; 1050 } 1051 1052 fdrop(fp, td); 1053 return (error); 1054 } 1055 1056 /* 1057 * CDROM related ioctls 1058 */ 1059 1060 struct linux_cdrom_msf 1061 { 1062 u_char cdmsf_min0; 1063 u_char cdmsf_sec0; 1064 u_char cdmsf_frame0; 1065 u_char cdmsf_min1; 1066 u_char cdmsf_sec1; 1067 u_char cdmsf_frame1; 1068 }; 1069 1070 struct linux_cdrom_tochdr 1071 { 1072 u_char cdth_trk0; 1073 u_char cdth_trk1; 1074 }; 1075 1076 union linux_cdrom_addr 1077 { 1078 struct { 1079 u_char minute; 1080 u_char second; 1081 u_char frame; 1082 } msf; 1083 int lba; 1084 }; 1085 1086 struct linux_cdrom_tocentry 1087 { 1088 u_char cdte_track; 1089 u_char cdte_adr:4; 1090 u_char cdte_ctrl:4; 1091 u_char cdte_format; 1092 union linux_cdrom_addr cdte_addr; 1093 u_char cdte_datamode; 1094 }; 1095 1096 struct linux_cdrom_subchnl 1097 { 1098 u_char cdsc_format; 1099 u_char cdsc_audiostatus; 1100 u_char cdsc_adr:4; 1101 u_char cdsc_ctrl:4; 1102 u_char cdsc_trk; 1103 u_char cdsc_ind; 1104 union linux_cdrom_addr cdsc_absaddr; 1105 union linux_cdrom_addr cdsc_reladdr; 1106 }; 1107 1108 struct l_cdrom_read_audio { 1109 union linux_cdrom_addr addr; 1110 u_char addr_format; 1111 l_int nframes; 1112 u_char *buf; 1113 }; 1114 1115 struct l_dvd_layer { 1116 u_char book_version:4; 1117 u_char book_type:4; 1118 u_char min_rate:4; 1119 u_char disc_size:4; 1120 u_char layer_type:4; 1121 u_char track_path:1; 1122 u_char nlayers:2; 1123 u_char track_density:4; 1124 u_char linear_density:4; 1125 u_char bca:1; 1126 u_int32_t start_sector; 1127 u_int32_t end_sector; 1128 u_int32_t end_sector_l0; 1129 }; 1130 1131 struct l_dvd_physical { 1132 u_char type; 1133 u_char layer_num; 1134 struct l_dvd_layer layer[4]; 1135 }; 1136 1137 struct l_dvd_copyright { 1138 u_char type; 1139 u_char layer_num; 1140 u_char cpst; 1141 u_char rmi; 1142 }; 1143 1144 struct l_dvd_disckey { 1145 u_char type; 1146 l_uint agid:2; 1147 u_char value[2048]; 1148 }; 1149 1150 struct l_dvd_bca { 1151 u_char type; 1152 l_int len; 1153 u_char value[188]; 1154 }; 1155 1156 struct l_dvd_manufact { 1157 u_char type; 1158 u_char layer_num; 1159 l_int len; 1160 u_char value[2048]; 1161 }; 1162 1163 typedef union { 1164 u_char type; 1165 struct l_dvd_physical physical; 1166 struct l_dvd_copyright copyright; 1167 struct l_dvd_disckey disckey; 1168 struct l_dvd_bca bca; 1169 struct l_dvd_manufact manufact; 1170 } l_dvd_struct; 1171 1172 typedef u_char l_dvd_key[5]; 1173 typedef u_char l_dvd_challenge[10]; 1174 1175 struct l_dvd_lu_send_agid { 1176 u_char type; 1177 l_uint agid:2; 1178 }; 1179 1180 struct l_dvd_host_send_challenge { 1181 u_char type; 1182 l_uint agid:2; 1183 l_dvd_challenge chal; 1184 }; 1185 1186 struct l_dvd_send_key { 1187 u_char type; 1188 l_uint agid:2; 1189 l_dvd_key key; 1190 }; 1191 1192 struct l_dvd_lu_send_challenge { 1193 u_char type; 1194 l_uint agid:2; 1195 l_dvd_challenge chal; 1196 }; 1197 1198 struct l_dvd_lu_send_title_key { 1199 u_char type; 1200 l_uint agid:2; 1201 l_dvd_key title_key; 1202 l_int lba; 1203 l_uint cpm:1; 1204 l_uint cp_sec:1; 1205 l_uint cgms:2; 1206 }; 1207 1208 struct l_dvd_lu_send_asf { 1209 u_char type; 1210 l_uint agid:2; 1211 l_uint asf:1; 1212 }; 1213 1214 struct l_dvd_host_send_rpcstate { 1215 u_char type; 1216 u_char pdrc; 1217 }; 1218 1219 struct l_dvd_lu_send_rpcstate { 1220 u_char type:2; 1221 u_char vra:3; 1222 u_char ucca:3; 1223 u_char region_mask; 1224 u_char rpc_scheme; 1225 }; 1226 1227 typedef union { 1228 u_char type; 1229 struct l_dvd_lu_send_agid lsa; 1230 struct l_dvd_host_send_challenge hsc; 1231 struct l_dvd_send_key lsk; 1232 struct l_dvd_lu_send_challenge lsc; 1233 struct l_dvd_send_key hsk; 1234 struct l_dvd_lu_send_title_key lstk; 1235 struct l_dvd_lu_send_asf lsasf; 1236 struct l_dvd_host_send_rpcstate hrpcs; 1237 struct l_dvd_lu_send_rpcstate lrpcs; 1238 } l_dvd_authinfo; 1239 1240 static void 1241 bsd_to_linux_msf_lba(u_char af, union msf_lba *bp, union linux_cdrom_addr *lp) 1242 { 1243 if (af == CD_LBA_FORMAT) 1244 lp->lba = bp->lba; 1245 else { 1246 lp->msf.minute = bp->msf.minute; 1247 lp->msf.second = bp->msf.second; 1248 lp->msf.frame = bp->msf.frame; 1249 } 1250 } 1251 1252 static void 1253 set_linux_cdrom_addr(union linux_cdrom_addr *addr, int format, int lba) 1254 { 1255 if (format == LINUX_CDROM_MSF) { 1256 addr->msf.frame = lba % 75; 1257 lba /= 75; 1258 lba += 2; 1259 addr->msf.second = lba % 60; 1260 addr->msf.minute = lba / 60; 1261 } else 1262 addr->lba = lba; 1263 } 1264 1265 static int 1266 linux_to_bsd_dvd_struct(l_dvd_struct *lp, struct dvd_struct *bp) 1267 { 1268 bp->format = lp->type; 1269 switch (bp->format) { 1270 case DVD_STRUCT_PHYSICAL: 1271 if (bp->layer_num >= 4) 1272 return (EINVAL); 1273 bp->layer_num = lp->physical.layer_num; 1274 break; 1275 case DVD_STRUCT_COPYRIGHT: 1276 bp->layer_num = lp->copyright.layer_num; 1277 break; 1278 case DVD_STRUCT_DISCKEY: 1279 bp->agid = lp->disckey.agid; 1280 break; 1281 case DVD_STRUCT_BCA: 1282 case DVD_STRUCT_MANUFACT: 1283 break; 1284 default: 1285 return (EINVAL); 1286 } 1287 return (0); 1288 } 1289 1290 static int 1291 bsd_to_linux_dvd_struct(struct dvd_struct *bp, l_dvd_struct *lp) 1292 { 1293 switch (bp->format) { 1294 case DVD_STRUCT_PHYSICAL: { 1295 struct dvd_layer *blp = (struct dvd_layer *)bp->data; 1296 struct l_dvd_layer *llp = &lp->physical.layer[bp->layer_num]; 1297 memset(llp, 0, sizeof(*llp)); 1298 llp->book_version = blp->book_version; 1299 llp->book_type = blp->book_type; 1300 llp->min_rate = blp->max_rate; 1301 llp->disc_size = blp->disc_size; 1302 llp->layer_type = blp->layer_type; 1303 llp->track_path = blp->track_path; 1304 llp->nlayers = blp->nlayers; 1305 llp->track_density = blp->track_density; 1306 llp->linear_density = blp->linear_density; 1307 llp->bca = blp->bca; 1308 llp->start_sector = blp->start_sector; 1309 llp->end_sector = blp->end_sector; 1310 llp->end_sector_l0 = blp->end_sector_l0; 1311 break; 1312 } 1313 case DVD_STRUCT_COPYRIGHT: 1314 lp->copyright.cpst = bp->cpst; 1315 lp->copyright.rmi = bp->rmi; 1316 break; 1317 case DVD_STRUCT_DISCKEY: 1318 memcpy(lp->disckey.value, bp->data, sizeof(lp->disckey.value)); 1319 break; 1320 case DVD_STRUCT_BCA: 1321 lp->bca.len = bp->length; 1322 memcpy(lp->bca.value, bp->data, sizeof(lp->bca.value)); 1323 break; 1324 case DVD_STRUCT_MANUFACT: 1325 lp->manufact.len = bp->length; 1326 memcpy(lp->manufact.value, bp->data, 1327 sizeof(lp->manufact.value)); 1328 /* lp->manufact.layer_num is unused in linux (redhat 7.0) */ 1329 break; 1330 default: 1331 return (EINVAL); 1332 } 1333 return (0); 1334 } 1335 1336 static int 1337 linux_to_bsd_dvd_authinfo(l_dvd_authinfo *lp, int *bcode, 1338 struct dvd_authinfo *bp) 1339 { 1340 switch (lp->type) { 1341 case LINUX_DVD_LU_SEND_AGID: 1342 *bcode = DVDIOCREPORTKEY; 1343 bp->format = DVD_REPORT_AGID; 1344 bp->agid = lp->lsa.agid; 1345 break; 1346 case LINUX_DVD_HOST_SEND_CHALLENGE: 1347 *bcode = DVDIOCSENDKEY; 1348 bp->format = DVD_SEND_CHALLENGE; 1349 bp->agid = lp->hsc.agid; 1350 memcpy(bp->keychal, lp->hsc.chal, 10); 1351 break; 1352 case LINUX_DVD_LU_SEND_KEY1: 1353 *bcode = DVDIOCREPORTKEY; 1354 bp->format = DVD_REPORT_KEY1; 1355 bp->agid = lp->lsk.agid; 1356 break; 1357 case LINUX_DVD_LU_SEND_CHALLENGE: 1358 *bcode = DVDIOCREPORTKEY; 1359 bp->format = DVD_REPORT_CHALLENGE; 1360 bp->agid = lp->lsc.agid; 1361 break; 1362 case LINUX_DVD_HOST_SEND_KEY2: 1363 *bcode = DVDIOCSENDKEY; 1364 bp->format = DVD_SEND_KEY2; 1365 bp->agid = lp->hsk.agid; 1366 memcpy(bp->keychal, lp->hsk.key, 5); 1367 break; 1368 case LINUX_DVD_LU_SEND_TITLE_KEY: 1369 *bcode = DVDIOCREPORTKEY; 1370 bp->format = DVD_REPORT_TITLE_KEY; 1371 bp->agid = lp->lstk.agid; 1372 bp->lba = lp->lstk.lba; 1373 break; 1374 case LINUX_DVD_LU_SEND_ASF: 1375 *bcode = DVDIOCREPORTKEY; 1376 bp->format = DVD_REPORT_ASF; 1377 bp->agid = lp->lsasf.agid; 1378 break; 1379 case LINUX_DVD_INVALIDATE_AGID: 1380 *bcode = DVDIOCREPORTKEY; 1381 bp->format = DVD_INVALIDATE_AGID; 1382 bp->agid = lp->lsa.agid; 1383 break; 1384 case LINUX_DVD_LU_SEND_RPC_STATE: 1385 *bcode = DVDIOCREPORTKEY; 1386 bp->format = DVD_REPORT_RPC; 1387 break; 1388 case LINUX_DVD_HOST_SEND_RPC_STATE: 1389 *bcode = DVDIOCSENDKEY; 1390 bp->format = DVD_SEND_RPC; 1391 bp->region = lp->hrpcs.pdrc; 1392 break; 1393 default: 1394 return (EINVAL); 1395 } 1396 return (0); 1397 } 1398 1399 static int 1400 bsd_to_linux_dvd_authinfo(struct dvd_authinfo *bp, l_dvd_authinfo *lp) 1401 { 1402 switch (lp->type) { 1403 case LINUX_DVD_LU_SEND_AGID: 1404 lp->lsa.agid = bp->agid; 1405 break; 1406 case LINUX_DVD_HOST_SEND_CHALLENGE: 1407 lp->type = LINUX_DVD_LU_SEND_KEY1; 1408 break; 1409 case LINUX_DVD_LU_SEND_KEY1: 1410 memcpy(lp->lsk.key, bp->keychal, sizeof(lp->lsk.key)); 1411 break; 1412 case LINUX_DVD_LU_SEND_CHALLENGE: 1413 memcpy(lp->lsc.chal, bp->keychal, sizeof(lp->lsc.chal)); 1414 break; 1415 case LINUX_DVD_HOST_SEND_KEY2: 1416 lp->type = LINUX_DVD_AUTH_ESTABLISHED; 1417 break; 1418 case LINUX_DVD_LU_SEND_TITLE_KEY: 1419 memcpy(lp->lstk.title_key, bp->keychal, 1420 sizeof(lp->lstk.title_key)); 1421 lp->lstk.cpm = bp->cpm; 1422 lp->lstk.cp_sec = bp->cp_sec; 1423 lp->lstk.cgms = bp->cgms; 1424 break; 1425 case LINUX_DVD_LU_SEND_ASF: 1426 lp->lsasf.asf = bp->asf; 1427 break; 1428 case LINUX_DVD_INVALIDATE_AGID: 1429 break; 1430 case LINUX_DVD_LU_SEND_RPC_STATE: 1431 lp->lrpcs.type = bp->reg_type; 1432 lp->lrpcs.vra = bp->vend_rsts; 1433 lp->lrpcs.ucca = bp->user_rsts; 1434 lp->lrpcs.region_mask = bp->region; 1435 lp->lrpcs.rpc_scheme = bp->rpc_scheme; 1436 break; 1437 case LINUX_DVD_HOST_SEND_RPC_STATE: 1438 break; 1439 default: 1440 return (EINVAL); 1441 } 1442 return (0); 1443 } 1444 1445 static int 1446 linux_ioctl_cdrom(struct thread *td, struct linux_ioctl_args *args) 1447 { 1448 cap_rights_t rights; 1449 struct file *fp; 1450 int error; 1451 1452 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 1453 if (error != 0) 1454 return (error); 1455 switch (args->cmd & 0xffff) { 1456 1457 case LINUX_CDROMPAUSE: 1458 args->cmd = CDIOCPAUSE; 1459 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1460 break; 1461 1462 case LINUX_CDROMRESUME: 1463 args->cmd = CDIOCRESUME; 1464 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1465 break; 1466 1467 case LINUX_CDROMPLAYMSF: 1468 args->cmd = CDIOCPLAYMSF; 1469 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1470 break; 1471 1472 case LINUX_CDROMPLAYTRKIND: 1473 args->cmd = CDIOCPLAYTRACKS; 1474 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1475 break; 1476 1477 case LINUX_CDROMREADTOCHDR: { 1478 struct ioc_toc_header th; 1479 struct linux_cdrom_tochdr lth; 1480 error = fo_ioctl(fp, CDIOREADTOCHEADER, (caddr_t)&th, 1481 td->td_ucred, td); 1482 if (!error) { 1483 lth.cdth_trk0 = th.starting_track; 1484 lth.cdth_trk1 = th.ending_track; 1485 copyout(<h, (void *)args->arg, sizeof(lth)); 1486 } 1487 break; 1488 } 1489 1490 case LINUX_CDROMREADTOCENTRY: { 1491 struct linux_cdrom_tocentry lte; 1492 struct ioc_read_toc_single_entry irtse; 1493 1494 error = copyin((void *)args->arg, <e, sizeof(lte)); 1495 if (error) 1496 break; 1497 irtse.address_format = lte.cdte_format; 1498 irtse.track = lte.cdte_track; 1499 error = fo_ioctl(fp, CDIOREADTOCENTRY, (caddr_t)&irtse, 1500 td->td_ucred, td); 1501 if (!error) { 1502 lte.cdte_ctrl = irtse.entry.control; 1503 lte.cdte_adr = irtse.entry.addr_type; 1504 bsd_to_linux_msf_lba(irtse.address_format, 1505 &irtse.entry.addr, <e.cdte_addr); 1506 error = copyout(<e, (void *)args->arg, sizeof(lte)); 1507 } 1508 break; 1509 } 1510 1511 case LINUX_CDROMSTOP: 1512 args->cmd = CDIOCSTOP; 1513 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1514 break; 1515 1516 case LINUX_CDROMSTART: 1517 args->cmd = CDIOCSTART; 1518 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1519 break; 1520 1521 case LINUX_CDROMEJECT: 1522 args->cmd = CDIOCEJECT; 1523 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1524 break; 1525 1526 /* LINUX_CDROMVOLCTRL */ 1527 1528 case LINUX_CDROMSUBCHNL: { 1529 struct linux_cdrom_subchnl sc; 1530 struct ioc_read_subchannel bsdsc; 1531 struct cd_sub_channel_info bsdinfo; 1532 1533 bsdsc.address_format = CD_LBA_FORMAT; 1534 bsdsc.data_format = CD_CURRENT_POSITION; 1535 bsdsc.track = 0; 1536 bsdsc.data_len = sizeof(bsdinfo); 1537 bsdsc.data = &bsdinfo; 1538 error = fo_ioctl(fp, CDIOCREADSUBCHANNEL_SYSSPACE, 1539 (caddr_t)&bsdsc, td->td_ucred, td); 1540 if (error) 1541 break; 1542 error = copyin((void *)args->arg, &sc, sizeof(sc)); 1543 if (error) 1544 break; 1545 sc.cdsc_audiostatus = bsdinfo.header.audio_status; 1546 sc.cdsc_adr = bsdinfo.what.position.addr_type; 1547 sc.cdsc_ctrl = bsdinfo.what.position.control; 1548 sc.cdsc_trk = bsdinfo.what.position.track_number; 1549 sc.cdsc_ind = bsdinfo.what.position.index_number; 1550 set_linux_cdrom_addr(&sc.cdsc_absaddr, sc.cdsc_format, 1551 bsdinfo.what.position.absaddr.lba); 1552 set_linux_cdrom_addr(&sc.cdsc_reladdr, sc.cdsc_format, 1553 bsdinfo.what.position.reladdr.lba); 1554 error = copyout(&sc, (void *)args->arg, sizeof(sc)); 1555 break; 1556 } 1557 1558 /* LINUX_CDROMREADMODE2 */ 1559 /* LINUX_CDROMREADMODE1 */ 1560 /* LINUX_CDROMREADAUDIO */ 1561 /* LINUX_CDROMEJECT_SW */ 1562 /* LINUX_CDROMMULTISESSION */ 1563 /* LINUX_CDROM_GET_UPC */ 1564 1565 case LINUX_CDROMRESET: 1566 args->cmd = CDIOCRESET; 1567 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1568 break; 1569 1570 /* LINUX_CDROMVOLREAD */ 1571 /* LINUX_CDROMREADRAW */ 1572 /* LINUX_CDROMREADCOOKED */ 1573 /* LINUX_CDROMSEEK */ 1574 /* LINUX_CDROMPLAYBLK */ 1575 /* LINUX_CDROMREADALL */ 1576 /* LINUX_CDROMCLOSETRAY */ 1577 /* LINUX_CDROMLOADFROMSLOT */ 1578 /* LINUX_CDROMGETSPINDOWN */ 1579 /* LINUX_CDROMSETSPINDOWN */ 1580 /* LINUX_CDROM_SET_OPTIONS */ 1581 /* LINUX_CDROM_CLEAR_OPTIONS */ 1582 /* LINUX_CDROM_SELECT_SPEED */ 1583 /* LINUX_CDROM_SELECT_DISC */ 1584 /* LINUX_CDROM_MEDIA_CHANGED */ 1585 /* LINUX_CDROM_DRIVE_STATUS */ 1586 /* LINUX_CDROM_DISC_STATUS */ 1587 /* LINUX_CDROM_CHANGER_NSLOTS */ 1588 /* LINUX_CDROM_LOCKDOOR */ 1589 /* LINUX_CDROM_DEBUG */ 1590 /* LINUX_CDROM_GET_CAPABILITY */ 1591 /* LINUX_CDROMAUDIOBUFSIZ */ 1592 1593 case LINUX_DVD_READ_STRUCT: { 1594 l_dvd_struct *lds; 1595 struct dvd_struct *bds; 1596 1597 lds = malloc(sizeof(*lds), M_LINUX, M_WAITOK); 1598 bds = malloc(sizeof(*bds), M_LINUX, M_WAITOK); 1599 error = copyin((void *)args->arg, lds, sizeof(*lds)); 1600 if (error) 1601 goto out; 1602 error = linux_to_bsd_dvd_struct(lds, bds); 1603 if (error) 1604 goto out; 1605 error = fo_ioctl(fp, DVDIOCREADSTRUCTURE, (caddr_t)bds, 1606 td->td_ucred, td); 1607 if (error) 1608 goto out; 1609 error = bsd_to_linux_dvd_struct(bds, lds); 1610 if (error) 1611 goto out; 1612 error = copyout(lds, (void *)args->arg, sizeof(*lds)); 1613 out: 1614 free(bds, M_LINUX); 1615 free(lds, M_LINUX); 1616 break; 1617 } 1618 1619 /* LINUX_DVD_WRITE_STRUCT */ 1620 1621 case LINUX_DVD_AUTH: { 1622 l_dvd_authinfo lda; 1623 struct dvd_authinfo bda; 1624 int bcode; 1625 1626 error = copyin((void *)args->arg, &lda, sizeof(lda)); 1627 if (error) 1628 break; 1629 error = linux_to_bsd_dvd_authinfo(&lda, &bcode, &bda); 1630 if (error) 1631 break; 1632 error = fo_ioctl(fp, bcode, (caddr_t)&bda, td->td_ucred, 1633 td); 1634 if (error) { 1635 if (lda.type == LINUX_DVD_HOST_SEND_KEY2) { 1636 lda.type = LINUX_DVD_AUTH_FAILURE; 1637 copyout(&lda, (void *)args->arg, sizeof(lda)); 1638 } 1639 break; 1640 } 1641 error = bsd_to_linux_dvd_authinfo(&bda, &lda); 1642 if (error) 1643 break; 1644 error = copyout(&lda, (void *)args->arg, sizeof(lda)); 1645 break; 1646 } 1647 1648 case LINUX_SCSI_GET_BUS_NUMBER: 1649 { 1650 struct sg_scsi_id id; 1651 1652 error = fo_ioctl(fp, SG_GET_SCSI_ID, (caddr_t)&id, 1653 td->td_ucred, td); 1654 if (error) 1655 break; 1656 error = copyout(&id.channel, (void *)args->arg, sizeof(int)); 1657 break; 1658 } 1659 1660 case LINUX_SCSI_GET_IDLUN: 1661 { 1662 struct sg_scsi_id id; 1663 struct scsi_idlun idl; 1664 1665 error = fo_ioctl(fp, SG_GET_SCSI_ID, (caddr_t)&id, 1666 td->td_ucred, td); 1667 if (error) 1668 break; 1669 idl.dev_id = (id.scsi_id & 0xff) + ((id.lun & 0xff) << 8) + 1670 ((id.channel & 0xff) << 16) + ((id.host_no & 0xff) << 24); 1671 idl.host_unique_id = id.host_no; 1672 error = copyout(&idl, (void *)args->arg, sizeof(idl)); 1673 break; 1674 } 1675 1676 /* LINUX_CDROM_SEND_PACKET */ 1677 /* LINUX_CDROM_NEXT_WRITABLE */ 1678 /* LINUX_CDROM_LAST_WRITTEN */ 1679 1680 default: 1681 error = ENOIOCTL; 1682 break; 1683 } 1684 1685 fdrop(fp, td); 1686 return (error); 1687 } 1688 1689 static int 1690 linux_ioctl_vfat(struct thread *td, struct linux_ioctl_args *args) 1691 { 1692 1693 return (ENOTTY); 1694 } 1695 1696 /* 1697 * Sound related ioctls 1698 */ 1699 1700 struct linux_old_mixer_info { 1701 char id[16]; 1702 char name[32]; 1703 }; 1704 1705 static u_int32_t dirbits[4] = { IOC_VOID, IOC_IN, IOC_OUT, IOC_INOUT }; 1706 1707 #define SETDIR(c) (((c) & ~IOC_DIRMASK) | dirbits[args->cmd >> 30]) 1708 1709 static int 1710 linux_ioctl_sound(struct thread *td, struct linux_ioctl_args *args) 1711 { 1712 1713 switch (args->cmd & 0xffff) { 1714 1715 case LINUX_SOUND_MIXER_WRITE_VOLUME: 1716 args->cmd = SETDIR(SOUND_MIXER_WRITE_VOLUME); 1717 return (sys_ioctl(td, (struct ioctl_args *)args)); 1718 1719 case LINUX_SOUND_MIXER_WRITE_BASS: 1720 args->cmd = SETDIR(SOUND_MIXER_WRITE_BASS); 1721 return (sys_ioctl(td, (struct ioctl_args *)args)); 1722 1723 case LINUX_SOUND_MIXER_WRITE_TREBLE: 1724 args->cmd = SETDIR(SOUND_MIXER_WRITE_TREBLE); 1725 return (sys_ioctl(td, (struct ioctl_args *)args)); 1726 1727 case LINUX_SOUND_MIXER_WRITE_SYNTH: 1728 args->cmd = SETDIR(SOUND_MIXER_WRITE_SYNTH); 1729 return (sys_ioctl(td, (struct ioctl_args *)args)); 1730 1731 case LINUX_SOUND_MIXER_WRITE_PCM: 1732 args->cmd = SETDIR(SOUND_MIXER_WRITE_PCM); 1733 return (sys_ioctl(td, (struct ioctl_args *)args)); 1734 1735 case LINUX_SOUND_MIXER_WRITE_SPEAKER: 1736 args->cmd = SETDIR(SOUND_MIXER_WRITE_SPEAKER); 1737 return (sys_ioctl(td, (struct ioctl_args *)args)); 1738 1739 case LINUX_SOUND_MIXER_WRITE_LINE: 1740 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE); 1741 return (sys_ioctl(td, (struct ioctl_args *)args)); 1742 1743 case LINUX_SOUND_MIXER_WRITE_MIC: 1744 args->cmd = SETDIR(SOUND_MIXER_WRITE_MIC); 1745 return (sys_ioctl(td, (struct ioctl_args *)args)); 1746 1747 case LINUX_SOUND_MIXER_WRITE_CD: 1748 args->cmd = SETDIR(SOUND_MIXER_WRITE_CD); 1749 return (sys_ioctl(td, (struct ioctl_args *)args)); 1750 1751 case LINUX_SOUND_MIXER_WRITE_IMIX: 1752 args->cmd = SETDIR(SOUND_MIXER_WRITE_IMIX); 1753 return (sys_ioctl(td, (struct ioctl_args *)args)); 1754 1755 case LINUX_SOUND_MIXER_WRITE_ALTPCM: 1756 args->cmd = SETDIR(SOUND_MIXER_WRITE_ALTPCM); 1757 return (sys_ioctl(td, (struct ioctl_args *)args)); 1758 1759 case LINUX_SOUND_MIXER_WRITE_RECLEV: 1760 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECLEV); 1761 return (sys_ioctl(td, (struct ioctl_args *)args)); 1762 1763 case LINUX_SOUND_MIXER_WRITE_IGAIN: 1764 args->cmd = SETDIR(SOUND_MIXER_WRITE_IGAIN); 1765 return (sys_ioctl(td, (struct ioctl_args *)args)); 1766 1767 case LINUX_SOUND_MIXER_WRITE_OGAIN: 1768 args->cmd = SETDIR(SOUND_MIXER_WRITE_OGAIN); 1769 return (sys_ioctl(td, (struct ioctl_args *)args)); 1770 1771 case LINUX_SOUND_MIXER_WRITE_LINE1: 1772 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE1); 1773 return (sys_ioctl(td, (struct ioctl_args *)args)); 1774 1775 case LINUX_SOUND_MIXER_WRITE_LINE2: 1776 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE2); 1777 return (sys_ioctl(td, (struct ioctl_args *)args)); 1778 1779 case LINUX_SOUND_MIXER_WRITE_LINE3: 1780 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE3); 1781 return (sys_ioctl(td, (struct ioctl_args *)args)); 1782 1783 case LINUX_SOUND_MIXER_INFO: { 1784 /* Key on encoded length */ 1785 switch ((args->cmd >> 16) & 0x1fff) { 1786 case 0x005c: { /* SOUND_MIXER_INFO */ 1787 args->cmd = SOUND_MIXER_INFO; 1788 return (sys_ioctl(td, (struct ioctl_args *)args)); 1789 } 1790 case 0x0030: { /* SOUND_OLD_MIXER_INFO */ 1791 struct linux_old_mixer_info info; 1792 bzero(&info, sizeof(info)); 1793 strncpy(info.id, "OSS", sizeof(info.id) - 1); 1794 strncpy(info.name, "FreeBSD OSS Mixer", sizeof(info.name) - 1); 1795 copyout(&info, (void *)args->arg, sizeof(info)); 1796 return (0); 1797 } 1798 default: 1799 return (ENOIOCTL); 1800 } 1801 break; 1802 } 1803 1804 case LINUX_OSS_GETVERSION: { 1805 int version = linux_get_oss_version(td); 1806 return (copyout(&version, (void *)args->arg, sizeof(int))); 1807 } 1808 1809 case LINUX_SOUND_MIXER_READ_STEREODEVS: 1810 args->cmd = SOUND_MIXER_READ_STEREODEVS; 1811 return (sys_ioctl(td, (struct ioctl_args *)args)); 1812 1813 case LINUX_SOUND_MIXER_READ_CAPS: 1814 args->cmd = SOUND_MIXER_READ_CAPS; 1815 return (sys_ioctl(td, (struct ioctl_args *)args)); 1816 1817 case LINUX_SOUND_MIXER_READ_RECMASK: 1818 args->cmd = SOUND_MIXER_READ_RECMASK; 1819 return (sys_ioctl(td, (struct ioctl_args *)args)); 1820 1821 case LINUX_SOUND_MIXER_READ_DEVMASK: 1822 args->cmd = SOUND_MIXER_READ_DEVMASK; 1823 return (sys_ioctl(td, (struct ioctl_args *)args)); 1824 1825 case LINUX_SOUND_MIXER_WRITE_RECSRC: 1826 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECSRC); 1827 return (sys_ioctl(td, (struct ioctl_args *)args)); 1828 1829 case LINUX_SNDCTL_DSP_RESET: 1830 args->cmd = SNDCTL_DSP_RESET; 1831 return (sys_ioctl(td, (struct ioctl_args *)args)); 1832 1833 case LINUX_SNDCTL_DSP_SYNC: 1834 args->cmd = SNDCTL_DSP_SYNC; 1835 return (sys_ioctl(td, (struct ioctl_args *)args)); 1836 1837 case LINUX_SNDCTL_DSP_SPEED: 1838 args->cmd = SNDCTL_DSP_SPEED; 1839 return (sys_ioctl(td, (struct ioctl_args *)args)); 1840 1841 case LINUX_SNDCTL_DSP_STEREO: 1842 args->cmd = SNDCTL_DSP_STEREO; 1843 return (sys_ioctl(td, (struct ioctl_args *)args)); 1844 1845 case LINUX_SNDCTL_DSP_GETBLKSIZE: /* LINUX_SNDCTL_DSP_SETBLKSIZE */ 1846 args->cmd = SNDCTL_DSP_GETBLKSIZE; 1847 return (sys_ioctl(td, (struct ioctl_args *)args)); 1848 1849 case LINUX_SNDCTL_DSP_SETFMT: 1850 args->cmd = SNDCTL_DSP_SETFMT; 1851 return (sys_ioctl(td, (struct ioctl_args *)args)); 1852 1853 case LINUX_SOUND_PCM_WRITE_CHANNELS: 1854 args->cmd = SOUND_PCM_WRITE_CHANNELS; 1855 return (sys_ioctl(td, (struct ioctl_args *)args)); 1856 1857 case LINUX_SOUND_PCM_WRITE_FILTER: 1858 args->cmd = SOUND_PCM_WRITE_FILTER; 1859 return (sys_ioctl(td, (struct ioctl_args *)args)); 1860 1861 case LINUX_SNDCTL_DSP_POST: 1862 args->cmd = SNDCTL_DSP_POST; 1863 return (sys_ioctl(td, (struct ioctl_args *)args)); 1864 1865 case LINUX_SNDCTL_DSP_SUBDIVIDE: 1866 args->cmd = SNDCTL_DSP_SUBDIVIDE; 1867 return (sys_ioctl(td, (struct ioctl_args *)args)); 1868 1869 case LINUX_SNDCTL_DSP_SETFRAGMENT: 1870 args->cmd = SNDCTL_DSP_SETFRAGMENT; 1871 return (sys_ioctl(td, (struct ioctl_args *)args)); 1872 1873 case LINUX_SNDCTL_DSP_GETFMTS: 1874 args->cmd = SNDCTL_DSP_GETFMTS; 1875 return (sys_ioctl(td, (struct ioctl_args *)args)); 1876 1877 case LINUX_SNDCTL_DSP_GETOSPACE: 1878 args->cmd = SNDCTL_DSP_GETOSPACE; 1879 return (sys_ioctl(td, (struct ioctl_args *)args)); 1880 1881 case LINUX_SNDCTL_DSP_GETISPACE: 1882 args->cmd = SNDCTL_DSP_GETISPACE; 1883 return (sys_ioctl(td, (struct ioctl_args *)args)); 1884 1885 case LINUX_SNDCTL_DSP_NONBLOCK: 1886 args->cmd = SNDCTL_DSP_NONBLOCK; 1887 return (sys_ioctl(td, (struct ioctl_args *)args)); 1888 1889 case LINUX_SNDCTL_DSP_GETCAPS: 1890 args->cmd = SNDCTL_DSP_GETCAPS; 1891 return (sys_ioctl(td, (struct ioctl_args *)args)); 1892 1893 case LINUX_SNDCTL_DSP_SETTRIGGER: /* LINUX_SNDCTL_GETTRIGGER */ 1894 args->cmd = SNDCTL_DSP_SETTRIGGER; 1895 return (sys_ioctl(td, (struct ioctl_args *)args)); 1896 1897 case LINUX_SNDCTL_DSP_GETIPTR: 1898 args->cmd = SNDCTL_DSP_GETIPTR; 1899 return (sys_ioctl(td, (struct ioctl_args *)args)); 1900 1901 case LINUX_SNDCTL_DSP_GETOPTR: 1902 args->cmd = SNDCTL_DSP_GETOPTR; 1903 return (sys_ioctl(td, (struct ioctl_args *)args)); 1904 1905 case LINUX_SNDCTL_DSP_SETDUPLEX: 1906 args->cmd = SNDCTL_DSP_SETDUPLEX; 1907 return (sys_ioctl(td, (struct ioctl_args *)args)); 1908 1909 case LINUX_SNDCTL_DSP_GETODELAY: 1910 args->cmd = SNDCTL_DSP_GETODELAY; 1911 return (sys_ioctl(td, (struct ioctl_args *)args)); 1912 1913 case LINUX_SNDCTL_SEQ_RESET: 1914 args->cmd = SNDCTL_SEQ_RESET; 1915 return (sys_ioctl(td, (struct ioctl_args *)args)); 1916 1917 case LINUX_SNDCTL_SEQ_SYNC: 1918 args->cmd = SNDCTL_SEQ_SYNC; 1919 return (sys_ioctl(td, (struct ioctl_args *)args)); 1920 1921 case LINUX_SNDCTL_SYNTH_INFO: 1922 args->cmd = SNDCTL_SYNTH_INFO; 1923 return (sys_ioctl(td, (struct ioctl_args *)args)); 1924 1925 case LINUX_SNDCTL_SEQ_CTRLRATE: 1926 args->cmd = SNDCTL_SEQ_CTRLRATE; 1927 return (sys_ioctl(td, (struct ioctl_args *)args)); 1928 1929 case LINUX_SNDCTL_SEQ_GETOUTCOUNT: 1930 args->cmd = SNDCTL_SEQ_GETOUTCOUNT; 1931 return (sys_ioctl(td, (struct ioctl_args *)args)); 1932 1933 case LINUX_SNDCTL_SEQ_GETINCOUNT: 1934 args->cmd = SNDCTL_SEQ_GETINCOUNT; 1935 return (sys_ioctl(td, (struct ioctl_args *)args)); 1936 1937 case LINUX_SNDCTL_SEQ_PERCMODE: 1938 args->cmd = SNDCTL_SEQ_PERCMODE; 1939 return (sys_ioctl(td, (struct ioctl_args *)args)); 1940 1941 case LINUX_SNDCTL_FM_LOAD_INSTR: 1942 args->cmd = SNDCTL_FM_LOAD_INSTR; 1943 return (sys_ioctl(td, (struct ioctl_args *)args)); 1944 1945 case LINUX_SNDCTL_SEQ_TESTMIDI: 1946 args->cmd = SNDCTL_SEQ_TESTMIDI; 1947 return (sys_ioctl(td, (struct ioctl_args *)args)); 1948 1949 case LINUX_SNDCTL_SEQ_RESETSAMPLES: 1950 args->cmd = SNDCTL_SEQ_RESETSAMPLES; 1951 return (sys_ioctl(td, (struct ioctl_args *)args)); 1952 1953 case LINUX_SNDCTL_SEQ_NRSYNTHS: 1954 args->cmd = SNDCTL_SEQ_NRSYNTHS; 1955 return (sys_ioctl(td, (struct ioctl_args *)args)); 1956 1957 case LINUX_SNDCTL_SEQ_NRMIDIS: 1958 args->cmd = SNDCTL_SEQ_NRMIDIS; 1959 return (sys_ioctl(td, (struct ioctl_args *)args)); 1960 1961 case LINUX_SNDCTL_MIDI_INFO: 1962 args->cmd = SNDCTL_MIDI_INFO; 1963 return (sys_ioctl(td, (struct ioctl_args *)args)); 1964 1965 case LINUX_SNDCTL_SEQ_TRESHOLD: 1966 args->cmd = SNDCTL_SEQ_TRESHOLD; 1967 return (sys_ioctl(td, (struct ioctl_args *)args)); 1968 1969 case LINUX_SNDCTL_SYNTH_MEMAVL: 1970 args->cmd = SNDCTL_SYNTH_MEMAVL; 1971 return (sys_ioctl(td, (struct ioctl_args *)args)); 1972 1973 } 1974 1975 return (ENOIOCTL); 1976 } 1977 1978 /* 1979 * Console related ioctls 1980 */ 1981 1982 static int 1983 linux_ioctl_console(struct thread *td, struct linux_ioctl_args *args) 1984 { 1985 cap_rights_t rights; 1986 struct file *fp; 1987 int error; 1988 1989 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 1990 if (error != 0) 1991 return (error); 1992 switch (args->cmd & 0xffff) { 1993 1994 case LINUX_KIOCSOUND: 1995 args->cmd = KIOCSOUND; 1996 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1997 break; 1998 1999 case LINUX_KDMKTONE: 2000 args->cmd = KDMKTONE; 2001 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2002 break; 2003 2004 case LINUX_KDGETLED: 2005 args->cmd = KDGETLED; 2006 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2007 break; 2008 2009 case LINUX_KDSETLED: 2010 args->cmd = KDSETLED; 2011 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2012 break; 2013 2014 case LINUX_KDSETMODE: 2015 args->cmd = KDSETMODE; 2016 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2017 break; 2018 2019 case LINUX_KDGETMODE: 2020 args->cmd = KDGETMODE; 2021 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2022 break; 2023 2024 case LINUX_KDGKBMODE: 2025 args->cmd = KDGKBMODE; 2026 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2027 break; 2028 2029 case LINUX_KDSKBMODE: { 2030 int kbdmode; 2031 switch (args->arg) { 2032 case LINUX_KBD_RAW: 2033 kbdmode = K_RAW; 2034 break; 2035 case LINUX_KBD_XLATE: 2036 kbdmode = K_XLATE; 2037 break; 2038 case LINUX_KBD_MEDIUMRAW: 2039 kbdmode = K_RAW; 2040 break; 2041 default: 2042 fdrop(fp, td); 2043 return (EINVAL); 2044 } 2045 error = (fo_ioctl(fp, KDSKBMODE, (caddr_t)&kbdmode, 2046 td->td_ucred, td)); 2047 break; 2048 } 2049 2050 case LINUX_VT_OPENQRY: 2051 args->cmd = VT_OPENQRY; 2052 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2053 break; 2054 2055 case LINUX_VT_GETMODE: 2056 args->cmd = VT_GETMODE; 2057 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2058 break; 2059 2060 case LINUX_VT_SETMODE: { 2061 struct vt_mode mode; 2062 if ((error = copyin((void *)args->arg, &mode, sizeof(mode)))) 2063 break; 2064 if (LINUX_SIG_VALID(mode.relsig)) 2065 mode.relsig = linux_to_bsd_signal(mode.relsig); 2066 else 2067 mode.relsig = 0; 2068 if (LINUX_SIG_VALID(mode.acqsig)) 2069 mode.acqsig = linux_to_bsd_signal(mode.acqsig); 2070 else 2071 mode.acqsig = 0; 2072 /* XXX. Linux ignores frsig and set it to 0. */ 2073 mode.frsig = 0; 2074 if ((error = copyout(&mode, (void *)args->arg, sizeof(mode)))) 2075 break; 2076 args->cmd = VT_SETMODE; 2077 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2078 break; 2079 } 2080 2081 case LINUX_VT_GETSTATE: 2082 args->cmd = VT_GETACTIVE; 2083 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2084 break; 2085 2086 case LINUX_VT_RELDISP: 2087 args->cmd = VT_RELDISP; 2088 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2089 break; 2090 2091 case LINUX_VT_ACTIVATE: 2092 args->cmd = VT_ACTIVATE; 2093 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2094 break; 2095 2096 case LINUX_VT_WAITACTIVE: 2097 args->cmd = VT_WAITACTIVE; 2098 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2099 break; 2100 2101 default: 2102 error = ENOIOCTL; 2103 break; 2104 } 2105 2106 fdrop(fp, td); 2107 return (error); 2108 } 2109 2110 /* 2111 * Criteria for interface name translation 2112 */ 2113 #define IFP_IS_ETH(ifp) (ifp->if_type == IFT_ETHER) 2114 2115 /* 2116 * Translate a Linux interface name to a FreeBSD interface name, 2117 * and return the associated ifnet structure 2118 * bsdname and lxname need to be least IFNAMSIZ bytes long, but 2119 * can point to the same buffer. 2120 */ 2121 2122 static struct ifnet * 2123 ifname_linux_to_bsd(struct thread *td, const char *lxname, char *bsdname) 2124 { 2125 struct ifnet *ifp; 2126 int len, unit; 2127 char *ep; 2128 int is_eth, index; 2129 2130 for (len = 0; len < LINUX_IFNAMSIZ; ++len) 2131 if (!isalpha(lxname[len])) 2132 break; 2133 if (len == 0 || len == LINUX_IFNAMSIZ) 2134 return (NULL); 2135 unit = (int)strtoul(lxname + len, &ep, 10); 2136 if (ep == NULL || ep == lxname + len || ep >= lxname + LINUX_IFNAMSIZ) 2137 return (NULL); 2138 index = 0; 2139 is_eth = (len == 3 && !strncmp(lxname, "eth", len)) ? 1 : 0; 2140 CURVNET_SET(TD_TO_VNET(td)); 2141 IFNET_RLOCK(); 2142 TAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2143 /* 2144 * Allow Linux programs to use FreeBSD names. Don't presume 2145 * we never have an interface named "eth", so don't make 2146 * the test optional based on is_eth. 2147 */ 2148 if (strncmp(ifp->if_xname, lxname, LINUX_IFNAMSIZ) == 0) 2149 break; 2150 if (is_eth && IFP_IS_ETH(ifp) && unit == index++) 2151 break; 2152 } 2153 IFNET_RUNLOCK(); 2154 CURVNET_RESTORE(); 2155 if (ifp != NULL) 2156 strlcpy(bsdname, ifp->if_xname, IFNAMSIZ); 2157 return (ifp); 2158 } 2159 2160 /* 2161 * Implement the SIOCGIFCONF ioctl 2162 */ 2163 2164 static int 2165 linux_ifconf(struct thread *td, struct ifconf *uifc) 2166 { 2167 #ifdef COMPAT_LINUX32 2168 struct l_ifconf ifc; 2169 #else 2170 struct ifconf ifc; 2171 #endif 2172 struct l_ifreq ifr; 2173 struct ifnet *ifp; 2174 struct ifaddr *ifa; 2175 struct sbuf *sb; 2176 int error, ethno, full = 0, valid_len, max_len; 2177 2178 error = copyin(uifc, &ifc, sizeof(ifc)); 2179 if (error != 0) 2180 return (error); 2181 2182 max_len = MAXPHYS - 1; 2183 2184 CURVNET_SET(TD_TO_VNET(td)); 2185 /* handle the 'request buffer size' case */ 2186 if ((l_uintptr_t)ifc.ifc_buf == PTROUT(NULL)) { 2187 ifc.ifc_len = 0; 2188 IFNET_RLOCK(); 2189 TAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2190 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2191 struct sockaddr *sa = ifa->ifa_addr; 2192 if (sa->sa_family == AF_INET) 2193 ifc.ifc_len += sizeof(ifr); 2194 } 2195 } 2196 IFNET_RUNLOCK(); 2197 error = copyout(&ifc, uifc, sizeof(ifc)); 2198 CURVNET_RESTORE(); 2199 return (error); 2200 } 2201 2202 if (ifc.ifc_len <= 0) { 2203 CURVNET_RESTORE(); 2204 return (EINVAL); 2205 } 2206 2207 again: 2208 /* Keep track of eth interfaces */ 2209 ethno = 0; 2210 if (ifc.ifc_len <= max_len) { 2211 max_len = ifc.ifc_len; 2212 full = 1; 2213 } 2214 sb = sbuf_new(NULL, NULL, max_len + 1, SBUF_FIXEDLEN); 2215 max_len = 0; 2216 valid_len = 0; 2217 2218 /* Return all AF_INET addresses of all interfaces */ 2219 IFNET_RLOCK(); 2220 TAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2221 int addrs = 0; 2222 2223 bzero(&ifr, sizeof(ifr)); 2224 if (IFP_IS_ETH(ifp)) 2225 snprintf(ifr.ifr_name, LINUX_IFNAMSIZ, "eth%d", 2226 ethno++); 2227 else 2228 strlcpy(ifr.ifr_name, ifp->if_xname, LINUX_IFNAMSIZ); 2229 2230 /* Walk the address list */ 2231 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2232 struct sockaddr *sa = ifa->ifa_addr; 2233 2234 if (sa->sa_family == AF_INET) { 2235 ifr.ifr_addr.sa_family = LINUX_AF_INET; 2236 memcpy(ifr.ifr_addr.sa_data, sa->sa_data, 2237 sizeof(ifr.ifr_addr.sa_data)); 2238 sbuf_bcat(sb, &ifr, sizeof(ifr)); 2239 max_len += sizeof(ifr); 2240 addrs++; 2241 } 2242 2243 if (sbuf_error(sb) == 0) 2244 valid_len = sbuf_len(sb); 2245 } 2246 if (addrs == 0) { 2247 bzero((caddr_t)&ifr.ifr_addr, sizeof(ifr.ifr_addr)); 2248 sbuf_bcat(sb, &ifr, sizeof(ifr)); 2249 max_len += sizeof(ifr); 2250 2251 if (sbuf_error(sb) == 0) 2252 valid_len = sbuf_len(sb); 2253 } 2254 } 2255 IFNET_RUNLOCK(); 2256 2257 if (valid_len != max_len && !full) { 2258 sbuf_delete(sb); 2259 goto again; 2260 } 2261 2262 ifc.ifc_len = valid_len; 2263 sbuf_finish(sb); 2264 error = copyout(sbuf_data(sb), PTRIN(ifc.ifc_buf), ifc.ifc_len); 2265 if (error == 0) 2266 error = copyout(&ifc, uifc, sizeof(ifc)); 2267 sbuf_delete(sb); 2268 CURVNET_RESTORE(); 2269 2270 return (error); 2271 } 2272 2273 static int 2274 linux_gifflags(struct thread *td, struct ifnet *ifp, struct l_ifreq *ifr) 2275 { 2276 l_short flags; 2277 2278 flags = (ifp->if_flags | ifp->if_drv_flags) & 0xffff; 2279 /* these flags have no Linux equivalent */ 2280 flags &= ~(IFF_DRV_OACTIVE|IFF_SIMPLEX| 2281 IFF_LINK0|IFF_LINK1|IFF_LINK2); 2282 /* Linux' multicast flag is in a different bit */ 2283 if (flags & IFF_MULTICAST) { 2284 flags &= ~IFF_MULTICAST; 2285 flags |= 0x1000; 2286 } 2287 2288 return (copyout(&flags, &ifr->ifr_flags, sizeof(flags))); 2289 } 2290 2291 #define ARPHRD_ETHER 1 2292 #define ARPHRD_LOOPBACK 772 2293 2294 static int 2295 linux_gifhwaddr(struct ifnet *ifp, struct l_ifreq *ifr) 2296 { 2297 struct ifaddr *ifa; 2298 struct sockaddr_dl *sdl; 2299 struct l_sockaddr lsa; 2300 2301 if (ifp->if_type == IFT_LOOP) { 2302 bzero(&lsa, sizeof(lsa)); 2303 lsa.sa_family = ARPHRD_LOOPBACK; 2304 return (copyout(&lsa, &ifr->ifr_hwaddr, sizeof(lsa))); 2305 } 2306 2307 if (ifp->if_type != IFT_ETHER) 2308 return (ENOENT); 2309 2310 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2311 sdl = (struct sockaddr_dl*)ifa->ifa_addr; 2312 if (sdl != NULL && (sdl->sdl_family == AF_LINK) && 2313 (sdl->sdl_type == IFT_ETHER)) { 2314 bzero(&lsa, sizeof(lsa)); 2315 lsa.sa_family = ARPHRD_ETHER; 2316 bcopy(LLADDR(sdl), lsa.sa_data, LINUX_IFHWADDRLEN); 2317 return (copyout(&lsa, &ifr->ifr_hwaddr, sizeof(lsa))); 2318 } 2319 } 2320 2321 return (ENOENT); 2322 } 2323 2324 2325 /* 2326 * If we fault in bsd_to_linux_ifreq() then we will fault when we call 2327 * the native ioctl(). Thus, we don't really need to check the return 2328 * value of this function. 2329 */ 2330 static int 2331 bsd_to_linux_ifreq(struct ifreq *arg) 2332 { 2333 struct ifreq ifr; 2334 size_t ifr_len = sizeof(struct ifreq); 2335 int error; 2336 2337 if ((error = copyin(arg, &ifr, ifr_len))) 2338 return (error); 2339 2340 *(u_short *)&ifr.ifr_addr = ifr.ifr_addr.sa_family; 2341 2342 error = copyout(&ifr, arg, ifr_len); 2343 2344 return (error); 2345 } 2346 2347 /* 2348 * Socket related ioctls 2349 */ 2350 2351 static int 2352 linux_ioctl_socket(struct thread *td, struct linux_ioctl_args *args) 2353 { 2354 char lifname[LINUX_IFNAMSIZ], ifname[IFNAMSIZ]; 2355 cap_rights_t rights; 2356 struct ifnet *ifp; 2357 struct file *fp; 2358 int error, type; 2359 2360 ifp = NULL; 2361 error = 0; 2362 2363 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 2364 if (error != 0) 2365 return (error); 2366 type = fp->f_type; 2367 fdrop(fp, td); 2368 if (type != DTYPE_SOCKET) { 2369 /* not a socket - probably a tap / vmnet device */ 2370 switch (args->cmd) { 2371 case LINUX_SIOCGIFADDR: 2372 case LINUX_SIOCSIFADDR: 2373 case LINUX_SIOCGIFFLAGS: 2374 return (linux_ioctl_special(td, args)); 2375 default: 2376 return (ENOIOCTL); 2377 } 2378 } 2379 2380 switch (args->cmd & 0xffff) { 2381 2382 case LINUX_FIOGETOWN: 2383 case LINUX_FIOSETOWN: 2384 case LINUX_SIOCADDMULTI: 2385 case LINUX_SIOCATMARK: 2386 case LINUX_SIOCDELMULTI: 2387 case LINUX_SIOCGIFCONF: 2388 case LINUX_SIOCGPGRP: 2389 case LINUX_SIOCSPGRP: 2390 case LINUX_SIOCGIFCOUNT: 2391 /* these ioctls don't take an interface name */ 2392 #ifdef DEBUG 2393 printf("%s(): ioctl %d\n", __func__, 2394 args->cmd & 0xffff); 2395 #endif 2396 break; 2397 2398 case LINUX_SIOCGIFFLAGS: 2399 case LINUX_SIOCGIFADDR: 2400 case LINUX_SIOCSIFADDR: 2401 case LINUX_SIOCGIFDSTADDR: 2402 case LINUX_SIOCGIFBRDADDR: 2403 case LINUX_SIOCGIFNETMASK: 2404 case LINUX_SIOCSIFNETMASK: 2405 case LINUX_SIOCGIFMTU: 2406 case LINUX_SIOCSIFMTU: 2407 case LINUX_SIOCSIFNAME: 2408 case LINUX_SIOCGIFHWADDR: 2409 case LINUX_SIOCSIFHWADDR: 2410 case LINUX_SIOCDEVPRIVATE: 2411 case LINUX_SIOCDEVPRIVATE+1: 2412 case LINUX_SIOCGIFINDEX: 2413 /* copy in the interface name and translate it. */ 2414 error = copyin((void *)args->arg, lifname, LINUX_IFNAMSIZ); 2415 if (error != 0) 2416 return (error); 2417 #ifdef DEBUG 2418 printf("%s(): ioctl %d on %.*s\n", __func__, 2419 args->cmd & 0xffff, LINUX_IFNAMSIZ, lifname); 2420 #endif 2421 ifp = ifname_linux_to_bsd(td, lifname, ifname); 2422 if (ifp == NULL) 2423 return (EINVAL); 2424 /* 2425 * We need to copy it back out in case we pass the 2426 * request on to our native ioctl(), which will expect 2427 * the ifreq to be in user space and have the correct 2428 * interface name. 2429 */ 2430 error = copyout(ifname, (void *)args->arg, IFNAMSIZ); 2431 if (error != 0) 2432 return (error); 2433 #ifdef DEBUG 2434 printf("%s(): %s translated to %s\n", __func__, 2435 lifname, ifname); 2436 #endif 2437 break; 2438 2439 default: 2440 return (ENOIOCTL); 2441 } 2442 2443 switch (args->cmd & 0xffff) { 2444 2445 case LINUX_FIOSETOWN: 2446 args->cmd = FIOSETOWN; 2447 error = sys_ioctl(td, (struct ioctl_args *)args); 2448 break; 2449 2450 case LINUX_SIOCSPGRP: 2451 args->cmd = SIOCSPGRP; 2452 error = sys_ioctl(td, (struct ioctl_args *)args); 2453 break; 2454 2455 case LINUX_FIOGETOWN: 2456 args->cmd = FIOGETOWN; 2457 error = sys_ioctl(td, (struct ioctl_args *)args); 2458 break; 2459 2460 case LINUX_SIOCGPGRP: 2461 args->cmd = SIOCGPGRP; 2462 error = sys_ioctl(td, (struct ioctl_args *)args); 2463 break; 2464 2465 case LINUX_SIOCATMARK: 2466 args->cmd = SIOCATMARK; 2467 error = sys_ioctl(td, (struct ioctl_args *)args); 2468 break; 2469 2470 /* LINUX_SIOCGSTAMP */ 2471 2472 case LINUX_SIOCGIFCONF: 2473 error = linux_ifconf(td, (struct ifconf *)args->arg); 2474 break; 2475 2476 case LINUX_SIOCGIFFLAGS: 2477 args->cmd = SIOCGIFFLAGS; 2478 error = linux_gifflags(td, ifp, (struct l_ifreq *)args->arg); 2479 break; 2480 2481 case LINUX_SIOCGIFADDR: 2482 args->cmd = SIOCGIFADDR; 2483 error = sys_ioctl(td, (struct ioctl_args *)args); 2484 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2485 break; 2486 2487 case LINUX_SIOCSIFADDR: 2488 /* XXX probably doesn't work, included for completeness */ 2489 args->cmd = SIOCSIFADDR; 2490 error = sys_ioctl(td, (struct ioctl_args *)args); 2491 break; 2492 2493 case LINUX_SIOCGIFDSTADDR: 2494 args->cmd = SIOCGIFDSTADDR; 2495 error = sys_ioctl(td, (struct ioctl_args *)args); 2496 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2497 break; 2498 2499 case LINUX_SIOCGIFBRDADDR: 2500 args->cmd = SIOCGIFBRDADDR; 2501 error = sys_ioctl(td, (struct ioctl_args *)args); 2502 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2503 break; 2504 2505 case LINUX_SIOCGIFNETMASK: 2506 args->cmd = SIOCGIFNETMASK; 2507 error = sys_ioctl(td, (struct ioctl_args *)args); 2508 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2509 break; 2510 2511 case LINUX_SIOCSIFNETMASK: 2512 error = ENOIOCTL; 2513 break; 2514 2515 case LINUX_SIOCGIFMTU: 2516 args->cmd = SIOCGIFMTU; 2517 error = sys_ioctl(td, (struct ioctl_args *)args); 2518 break; 2519 2520 case LINUX_SIOCSIFMTU: 2521 args->cmd = SIOCSIFMTU; 2522 error = sys_ioctl(td, (struct ioctl_args *)args); 2523 break; 2524 2525 case LINUX_SIOCSIFNAME: 2526 error = ENOIOCTL; 2527 break; 2528 2529 case LINUX_SIOCGIFHWADDR: 2530 error = linux_gifhwaddr(ifp, (struct l_ifreq *)args->arg); 2531 break; 2532 2533 case LINUX_SIOCSIFHWADDR: 2534 error = ENOIOCTL; 2535 break; 2536 2537 case LINUX_SIOCADDMULTI: 2538 args->cmd = SIOCADDMULTI; 2539 error = sys_ioctl(td, (struct ioctl_args *)args); 2540 break; 2541 2542 case LINUX_SIOCDELMULTI: 2543 args->cmd = SIOCDELMULTI; 2544 error = sys_ioctl(td, (struct ioctl_args *)args); 2545 break; 2546 2547 case LINUX_SIOCGIFINDEX: 2548 args->cmd = SIOCGIFINDEX; 2549 error = sys_ioctl(td, (struct ioctl_args *)args); 2550 break; 2551 2552 case LINUX_SIOCGIFCOUNT: 2553 error = 0; 2554 break; 2555 2556 /* 2557 * XXX This is slightly bogus, but these ioctls are currently 2558 * XXX only used by the aironet (if_an) network driver. 2559 */ 2560 case LINUX_SIOCDEVPRIVATE: 2561 args->cmd = SIOCGPRIVATE_0; 2562 error = sys_ioctl(td, (struct ioctl_args *)args); 2563 break; 2564 2565 case LINUX_SIOCDEVPRIVATE+1: 2566 args->cmd = SIOCGPRIVATE_1; 2567 error = sys_ioctl(td, (struct ioctl_args *)args); 2568 break; 2569 } 2570 2571 if (ifp != NULL) 2572 /* restore the original interface name */ 2573 copyout(lifname, (void *)args->arg, LINUX_IFNAMSIZ); 2574 2575 #ifdef DEBUG 2576 printf("%s(): returning %d\n", __func__, error); 2577 #endif 2578 return (error); 2579 } 2580 2581 /* 2582 * Device private ioctl handler 2583 */ 2584 static int 2585 linux_ioctl_private(struct thread *td, struct linux_ioctl_args *args) 2586 { 2587 cap_rights_t rights; 2588 struct file *fp; 2589 int error, type; 2590 2591 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 2592 if (error != 0) 2593 return (error); 2594 type = fp->f_type; 2595 fdrop(fp, td); 2596 if (type == DTYPE_SOCKET) 2597 return (linux_ioctl_socket(td, args)); 2598 return (ENOIOCTL); 2599 } 2600 2601 /* 2602 * DRM ioctl handler (sys/dev/drm) 2603 */ 2604 static int 2605 linux_ioctl_drm(struct thread *td, struct linux_ioctl_args *args) 2606 { 2607 args->cmd = SETDIR(args->cmd); 2608 return sys_ioctl(td, (struct ioctl_args *)args); 2609 } 2610 2611 #ifdef COMPAT_LINUX32 2612 #define CP(src,dst,fld) do { (dst).fld = (src).fld; } while (0) 2613 #define PTRIN_CP(src,dst,fld) \ 2614 do { (dst).fld = PTRIN((src).fld); } while (0) 2615 #define PTROUT_CP(src,dst,fld) \ 2616 do { (dst).fld = PTROUT((src).fld); } while (0) 2617 2618 static int 2619 linux_ioctl_sg_io(struct thread *td, struct linux_ioctl_args *args) 2620 { 2621 struct sg_io_hdr io; 2622 struct sg_io_hdr32 io32; 2623 cap_rights_t rights; 2624 struct file *fp; 2625 int error; 2626 2627 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 2628 if (error != 0) { 2629 printf("sg_linux_ioctl: fget returned %d\n", error); 2630 return (error); 2631 } 2632 2633 if ((error = copyin((void *)args->arg, &io32, sizeof(io32))) != 0) 2634 goto out; 2635 2636 CP(io32, io, interface_id); 2637 CP(io32, io, dxfer_direction); 2638 CP(io32, io, cmd_len); 2639 CP(io32, io, mx_sb_len); 2640 CP(io32, io, iovec_count); 2641 CP(io32, io, dxfer_len); 2642 PTRIN_CP(io32, io, dxferp); 2643 PTRIN_CP(io32, io, cmdp); 2644 PTRIN_CP(io32, io, sbp); 2645 CP(io32, io, timeout); 2646 CP(io32, io, flags); 2647 CP(io32, io, pack_id); 2648 PTRIN_CP(io32, io, usr_ptr); 2649 CP(io32, io, status); 2650 CP(io32, io, masked_status); 2651 CP(io32, io, msg_status); 2652 CP(io32, io, sb_len_wr); 2653 CP(io32, io, host_status); 2654 CP(io32, io, driver_status); 2655 CP(io32, io, resid); 2656 CP(io32, io, duration); 2657 CP(io32, io, info); 2658 2659 if ((error = fo_ioctl(fp, SG_IO, (caddr_t)&io, td->td_ucred, td)) != 0) 2660 goto out; 2661 2662 CP(io, io32, interface_id); 2663 CP(io, io32, dxfer_direction); 2664 CP(io, io32, cmd_len); 2665 CP(io, io32, mx_sb_len); 2666 CP(io, io32, iovec_count); 2667 CP(io, io32, dxfer_len); 2668 PTROUT_CP(io, io32, dxferp); 2669 PTROUT_CP(io, io32, cmdp); 2670 PTROUT_CP(io, io32, sbp); 2671 CP(io, io32, timeout); 2672 CP(io, io32, flags); 2673 CP(io, io32, pack_id); 2674 PTROUT_CP(io, io32, usr_ptr); 2675 CP(io, io32, status); 2676 CP(io, io32, masked_status); 2677 CP(io, io32, msg_status); 2678 CP(io, io32, sb_len_wr); 2679 CP(io, io32, host_status); 2680 CP(io, io32, driver_status); 2681 CP(io, io32, resid); 2682 CP(io, io32, duration); 2683 CP(io, io32, info); 2684 2685 error = copyout(&io32, (void *)args->arg, sizeof(io32)); 2686 2687 out: 2688 fdrop(fp, td); 2689 return (error); 2690 } 2691 #endif 2692 2693 static int 2694 linux_ioctl_sg(struct thread *td, struct linux_ioctl_args *args) 2695 { 2696 2697 switch (args->cmd) { 2698 case LINUX_SG_GET_VERSION_NUM: 2699 args->cmd = SG_GET_VERSION_NUM; 2700 break; 2701 case LINUX_SG_SET_TIMEOUT: 2702 args->cmd = SG_SET_TIMEOUT; 2703 break; 2704 case LINUX_SG_GET_TIMEOUT: 2705 args->cmd = SG_GET_TIMEOUT; 2706 break; 2707 case LINUX_SG_IO: 2708 args->cmd = SG_IO; 2709 #ifdef COMPAT_LINUX32 2710 return (linux_ioctl_sg_io(td, args)); 2711 #endif 2712 break; 2713 case LINUX_SG_GET_RESERVED_SIZE: 2714 args->cmd = SG_GET_RESERVED_SIZE; 2715 break; 2716 case LINUX_SG_GET_SCSI_ID: 2717 args->cmd = SG_GET_SCSI_ID; 2718 break; 2719 case LINUX_SG_GET_SG_TABLESIZE: 2720 args->cmd = SG_GET_SG_TABLESIZE; 2721 break; 2722 default: 2723 return (ENODEV); 2724 } 2725 return (sys_ioctl(td, (struct ioctl_args *)args)); 2726 } 2727 2728 /* 2729 * Video4Linux (V4L) ioctl handler 2730 */ 2731 static int 2732 linux_to_bsd_v4l_tuner(struct l_video_tuner *lvt, struct video_tuner *vt) 2733 { 2734 vt->tuner = lvt->tuner; 2735 strlcpy(vt->name, lvt->name, LINUX_VIDEO_TUNER_NAME_SIZE); 2736 vt->rangelow = lvt->rangelow; /* possible long size conversion */ 2737 vt->rangehigh = lvt->rangehigh; /* possible long size conversion */ 2738 vt->flags = lvt->flags; 2739 vt->mode = lvt->mode; 2740 vt->signal = lvt->signal; 2741 return (0); 2742 } 2743 2744 static int 2745 bsd_to_linux_v4l_tuner(struct video_tuner *vt, struct l_video_tuner *lvt) 2746 { 2747 lvt->tuner = vt->tuner; 2748 strlcpy(lvt->name, vt->name, LINUX_VIDEO_TUNER_NAME_SIZE); 2749 lvt->rangelow = vt->rangelow; /* possible long size conversion */ 2750 lvt->rangehigh = vt->rangehigh; /* possible long size conversion */ 2751 lvt->flags = vt->flags; 2752 lvt->mode = vt->mode; 2753 lvt->signal = vt->signal; 2754 return (0); 2755 } 2756 2757 #ifdef COMPAT_LINUX_V4L_CLIPLIST 2758 static int 2759 linux_to_bsd_v4l_clip(struct l_video_clip *lvc, struct video_clip *vc) 2760 { 2761 vc->x = lvc->x; 2762 vc->y = lvc->y; 2763 vc->width = lvc->width; 2764 vc->height = lvc->height; 2765 vc->next = PTRIN(lvc->next); /* possible pointer size conversion */ 2766 return (0); 2767 } 2768 #endif 2769 2770 static int 2771 linux_to_bsd_v4l_window(struct l_video_window *lvw, struct video_window *vw) 2772 { 2773 vw->x = lvw->x; 2774 vw->y = lvw->y; 2775 vw->width = lvw->width; 2776 vw->height = lvw->height; 2777 vw->chromakey = lvw->chromakey; 2778 vw->flags = lvw->flags; 2779 vw->clips = PTRIN(lvw->clips); /* possible pointer size conversion */ 2780 vw->clipcount = lvw->clipcount; 2781 return (0); 2782 } 2783 2784 static int 2785 bsd_to_linux_v4l_window(struct video_window *vw, struct l_video_window *lvw) 2786 { 2787 lvw->x = vw->x; 2788 lvw->y = vw->y; 2789 lvw->width = vw->width; 2790 lvw->height = vw->height; 2791 lvw->chromakey = vw->chromakey; 2792 lvw->flags = vw->flags; 2793 lvw->clips = PTROUT(vw->clips); /* possible pointer size conversion */ 2794 lvw->clipcount = vw->clipcount; 2795 return (0); 2796 } 2797 2798 static int 2799 linux_to_bsd_v4l_buffer(struct l_video_buffer *lvb, struct video_buffer *vb) 2800 { 2801 vb->base = PTRIN(lvb->base); /* possible pointer size conversion */ 2802 vb->height = lvb->height; 2803 vb->width = lvb->width; 2804 vb->depth = lvb->depth; 2805 vb->bytesperline = lvb->bytesperline; 2806 return (0); 2807 } 2808 2809 static int 2810 bsd_to_linux_v4l_buffer(struct video_buffer *vb, struct l_video_buffer *lvb) 2811 { 2812 lvb->base = PTROUT(vb->base); /* possible pointer size conversion */ 2813 lvb->height = vb->height; 2814 lvb->width = vb->width; 2815 lvb->depth = vb->depth; 2816 lvb->bytesperline = vb->bytesperline; 2817 return (0); 2818 } 2819 2820 static int 2821 linux_to_bsd_v4l_code(struct l_video_code *lvc, struct video_code *vc) 2822 { 2823 strlcpy(vc->loadwhat, lvc->loadwhat, LINUX_VIDEO_CODE_LOADWHAT_SIZE); 2824 vc->datasize = lvc->datasize; 2825 vc->data = PTRIN(lvc->data); /* possible pointer size conversion */ 2826 return (0); 2827 } 2828 2829 #ifdef COMPAT_LINUX_V4L_CLIPLIST 2830 static int 2831 linux_v4l_clip_copy(void *lvc, struct video_clip **ppvc) 2832 { 2833 int error; 2834 struct video_clip vclip; 2835 struct l_video_clip l_vclip; 2836 2837 error = copyin(lvc, &l_vclip, sizeof(l_vclip)); 2838 if (error) return (error); 2839 linux_to_bsd_v4l_clip(&l_vclip, &vclip); 2840 /* XXX: If there can be no concurrency: s/M_NOWAIT/M_WAITOK/ */ 2841 if ((*ppvc = malloc(sizeof(**ppvc), M_LINUX, M_NOWAIT)) == NULL) 2842 return (ENOMEM); /* XXX: linux has no ENOMEM here */ 2843 memcpy(*ppvc, &vclip, sizeof(vclip)); 2844 (*ppvc)->next = NULL; 2845 return (0); 2846 } 2847 2848 static int 2849 linux_v4l_cliplist_free(struct video_window *vw) 2850 { 2851 struct video_clip **ppvc; 2852 struct video_clip **ppvc_next; 2853 2854 for (ppvc = &(vw->clips); *ppvc != NULL; ppvc = ppvc_next) { 2855 ppvc_next = &((*ppvc)->next); 2856 free(*ppvc, M_LINUX); 2857 } 2858 vw->clips = NULL; 2859 2860 return (0); 2861 } 2862 2863 static int 2864 linux_v4l_cliplist_copy(struct l_video_window *lvw, struct video_window *vw) 2865 { 2866 int error; 2867 int clipcount; 2868 void *plvc; 2869 struct video_clip **ppvc; 2870 2871 /* 2872 * XXX: The cliplist is used to pass in a list of clipping 2873 * rectangles or, if clipcount == VIDEO_CLIP_BITMAP, a 2874 * clipping bitmap. Some Linux apps, however, appear to 2875 * leave cliplist and clips uninitialized. In any case, 2876 * the cliplist is not used by pwc(4), at the time of 2877 * writing, FreeBSD's only V4L driver. When a driver 2878 * that uses the cliplist is developed, this code may 2879 * need re-examiniation. 2880 */ 2881 error = 0; 2882 clipcount = vw->clipcount; 2883 if (clipcount == VIDEO_CLIP_BITMAP) { 2884 /* 2885 * In this case, the pointer (clips) is overloaded 2886 * to be a "void *" to a bitmap, therefore there 2887 * is no struct video_clip to copy now. 2888 */ 2889 } else if (clipcount > 0 && clipcount <= 16384) { 2890 /* 2891 * Clips points to list of clip rectangles, so 2892 * copy the list. 2893 * 2894 * XXX: Upper limit of 16384 was used here to try to 2895 * avoid cases when clipcount and clips pointer 2896 * are uninitialized and therefore have high random 2897 * values, as is the case in the Linux Skype 2898 * application. The value 16384 was chosen as that 2899 * is what is used in the Linux stradis(4) MPEG 2900 * decoder driver, the only place we found an 2901 * example of cliplist use. 2902 */ 2903 plvc = PTRIN(lvw->clips); 2904 vw->clips = NULL; 2905 ppvc = &(vw->clips); 2906 while (clipcount-- > 0) { 2907 if (plvc == NULL) { 2908 error = EFAULT; 2909 break; 2910 } else { 2911 error = linux_v4l_clip_copy(plvc, ppvc); 2912 if (error) { 2913 linux_v4l_cliplist_free(vw); 2914 break; 2915 } 2916 } 2917 ppvc = &((*ppvc)->next); 2918 plvc = PTRIN(((struct l_video_clip *) plvc)->next); 2919 } 2920 } else { 2921 /* 2922 * clipcount == 0 or negative (but not VIDEO_CLIP_BITMAP) 2923 * Force cliplist to null. 2924 */ 2925 vw->clipcount = 0; 2926 vw->clips = NULL; 2927 } 2928 return (error); 2929 } 2930 #endif 2931 2932 static int 2933 linux_ioctl_v4l(struct thread *td, struct linux_ioctl_args *args) 2934 { 2935 cap_rights_t rights; 2936 struct file *fp; 2937 int error; 2938 struct video_tuner vtun; 2939 struct video_window vwin; 2940 struct video_buffer vbuf; 2941 struct video_code vcode; 2942 struct l_video_tuner l_vtun; 2943 struct l_video_window l_vwin; 2944 struct l_video_buffer l_vbuf; 2945 struct l_video_code l_vcode; 2946 2947 switch (args->cmd & 0xffff) { 2948 case LINUX_VIDIOCGCAP: args->cmd = VIDIOCGCAP; break; 2949 case LINUX_VIDIOCGCHAN: args->cmd = VIDIOCGCHAN; break; 2950 case LINUX_VIDIOCSCHAN: args->cmd = VIDIOCSCHAN; break; 2951 2952 case LINUX_VIDIOCGTUNER: 2953 error = fget(td, args->fd, 2954 cap_rights_init(&rights, CAP_IOCTL), &fp); 2955 if (error != 0) 2956 return (error); 2957 error = copyin((void *) args->arg, &l_vtun, sizeof(l_vtun)); 2958 if (error) { 2959 fdrop(fp, td); 2960 return (error); 2961 } 2962 linux_to_bsd_v4l_tuner(&l_vtun, &vtun); 2963 error = fo_ioctl(fp, VIDIOCGTUNER, &vtun, td->td_ucred, td); 2964 if (!error) { 2965 bsd_to_linux_v4l_tuner(&vtun, &l_vtun); 2966 error = copyout(&l_vtun, (void *) args->arg, 2967 sizeof(l_vtun)); 2968 } 2969 fdrop(fp, td); 2970 return (error); 2971 2972 case LINUX_VIDIOCSTUNER: 2973 error = fget(td, args->fd, 2974 cap_rights_init(&rights, CAP_IOCTL), &fp); 2975 if (error != 0) 2976 return (error); 2977 error = copyin((void *) args->arg, &l_vtun, sizeof(l_vtun)); 2978 if (error) { 2979 fdrop(fp, td); 2980 return (error); 2981 } 2982 linux_to_bsd_v4l_tuner(&l_vtun, &vtun); 2983 error = fo_ioctl(fp, VIDIOCSTUNER, &vtun, td->td_ucred, td); 2984 fdrop(fp, td); 2985 return (error); 2986 2987 case LINUX_VIDIOCGPICT: args->cmd = VIDIOCGPICT; break; 2988 case LINUX_VIDIOCSPICT: args->cmd = VIDIOCSPICT; break; 2989 case LINUX_VIDIOCCAPTURE: args->cmd = VIDIOCCAPTURE; break; 2990 2991 case LINUX_VIDIOCGWIN: 2992 error = fget(td, args->fd, 2993 cap_rights_init(&rights, CAP_IOCTL), &fp); 2994 if (error != 0) 2995 return (error); 2996 error = fo_ioctl(fp, VIDIOCGWIN, &vwin, td->td_ucred, td); 2997 if (!error) { 2998 bsd_to_linux_v4l_window(&vwin, &l_vwin); 2999 error = copyout(&l_vwin, (void *) args->arg, 3000 sizeof(l_vwin)); 3001 } 3002 fdrop(fp, td); 3003 return (error); 3004 3005 case LINUX_VIDIOCSWIN: 3006 error = fget(td, args->fd, 3007 cap_rights_init(&rights, CAP_IOCTL), &fp); 3008 if (error != 0) 3009 return (error); 3010 error = copyin((void *) args->arg, &l_vwin, sizeof(l_vwin)); 3011 if (error) { 3012 fdrop(fp, td); 3013 return (error); 3014 } 3015 linux_to_bsd_v4l_window(&l_vwin, &vwin); 3016 #ifdef COMPAT_LINUX_V4L_CLIPLIST 3017 error = linux_v4l_cliplist_copy(&l_vwin, &vwin); 3018 if (error) { 3019 fdrop(fp, td); 3020 return (error); 3021 } 3022 #endif 3023 error = fo_ioctl(fp, VIDIOCSWIN, &vwin, td->td_ucred, td); 3024 fdrop(fp, td); 3025 #ifdef COMPAT_LINUX_V4L_CLIPLIST 3026 linux_v4l_cliplist_free(&vwin); 3027 #endif 3028 return (error); 3029 3030 case LINUX_VIDIOCGFBUF: 3031 error = fget(td, args->fd, 3032 cap_rights_init(&rights, CAP_IOCTL), &fp); 3033 if (error != 0) 3034 return (error); 3035 error = fo_ioctl(fp, VIDIOCGFBUF, &vbuf, td->td_ucred, td); 3036 if (!error) { 3037 bsd_to_linux_v4l_buffer(&vbuf, &l_vbuf); 3038 error = copyout(&l_vbuf, (void *) args->arg, 3039 sizeof(l_vbuf)); 3040 } 3041 fdrop(fp, td); 3042 return (error); 3043 3044 case LINUX_VIDIOCSFBUF: 3045 error = fget(td, args->fd, 3046 cap_rights_init(&rights, CAP_IOCTL), &fp); 3047 if (error != 0) 3048 return (error); 3049 error = copyin((void *) args->arg, &l_vbuf, sizeof(l_vbuf)); 3050 if (error) { 3051 fdrop(fp, td); 3052 return (error); 3053 } 3054 linux_to_bsd_v4l_buffer(&l_vbuf, &vbuf); 3055 error = fo_ioctl(fp, VIDIOCSFBUF, &vbuf, td->td_ucred, td); 3056 fdrop(fp, td); 3057 return (error); 3058 3059 case LINUX_VIDIOCKEY: args->cmd = VIDIOCKEY; break; 3060 case LINUX_VIDIOCGFREQ: args->cmd = VIDIOCGFREQ; break; 3061 case LINUX_VIDIOCSFREQ: args->cmd = VIDIOCSFREQ; break; 3062 case LINUX_VIDIOCGAUDIO: args->cmd = VIDIOCGAUDIO; break; 3063 case LINUX_VIDIOCSAUDIO: args->cmd = VIDIOCSAUDIO; break; 3064 case LINUX_VIDIOCSYNC: args->cmd = VIDIOCSYNC; break; 3065 case LINUX_VIDIOCMCAPTURE: args->cmd = VIDIOCMCAPTURE; break; 3066 case LINUX_VIDIOCGMBUF: args->cmd = VIDIOCGMBUF; break; 3067 case LINUX_VIDIOCGUNIT: args->cmd = VIDIOCGUNIT; break; 3068 case LINUX_VIDIOCGCAPTURE: args->cmd = VIDIOCGCAPTURE; break; 3069 case LINUX_VIDIOCSCAPTURE: args->cmd = VIDIOCSCAPTURE; break; 3070 case LINUX_VIDIOCSPLAYMODE: args->cmd = VIDIOCSPLAYMODE; break; 3071 case LINUX_VIDIOCSWRITEMODE: args->cmd = VIDIOCSWRITEMODE; break; 3072 case LINUX_VIDIOCGPLAYINFO: args->cmd = VIDIOCGPLAYINFO; break; 3073 3074 case LINUX_VIDIOCSMICROCODE: 3075 error = fget(td, args->fd, 3076 cap_rights_init(&rights, CAP_IOCTL), &fp); 3077 if (error != 0) 3078 return (error); 3079 error = copyin((void *) args->arg, &l_vcode, sizeof(l_vcode)); 3080 if (error) { 3081 fdrop(fp, td); 3082 return (error); 3083 } 3084 linux_to_bsd_v4l_code(&l_vcode, &vcode); 3085 error = fo_ioctl(fp, VIDIOCSMICROCODE, &vcode, td->td_ucred, td); 3086 fdrop(fp, td); 3087 return (error); 3088 3089 case LINUX_VIDIOCGVBIFMT: args->cmd = VIDIOCGVBIFMT; break; 3090 case LINUX_VIDIOCSVBIFMT: args->cmd = VIDIOCSVBIFMT; break; 3091 default: return (ENOIOCTL); 3092 } 3093 3094 error = sys_ioctl(td, (struct ioctl_args *)args); 3095 return (error); 3096 } 3097 3098 /* 3099 * Special ioctl handler 3100 */ 3101 static int 3102 linux_ioctl_special(struct thread *td, struct linux_ioctl_args *args) 3103 { 3104 int error; 3105 3106 switch (args->cmd) { 3107 case LINUX_SIOCGIFADDR: 3108 args->cmd = SIOCGIFADDR; 3109 error = sys_ioctl(td, (struct ioctl_args *)args); 3110 break; 3111 case LINUX_SIOCSIFADDR: 3112 args->cmd = SIOCSIFADDR; 3113 error = sys_ioctl(td, (struct ioctl_args *)args); 3114 break; 3115 case LINUX_SIOCGIFFLAGS: 3116 args->cmd = SIOCGIFFLAGS; 3117 error = sys_ioctl(td, (struct ioctl_args *)args); 3118 break; 3119 default: 3120 error = ENOIOCTL; 3121 } 3122 3123 return (error); 3124 } 3125 3126 static int 3127 linux_to_bsd_v4l2_standard(struct l_v4l2_standard *lvstd, struct v4l2_standard *vstd) 3128 { 3129 vstd->index = lvstd->index; 3130 vstd->id = lvstd->id; 3131 memcpy(&vstd->name, &lvstd->name, sizeof(*lvstd) - offsetof(struct l_v4l2_standard, name)); 3132 return (0); 3133 } 3134 3135 static int 3136 bsd_to_linux_v4l2_standard(struct v4l2_standard *vstd, struct l_v4l2_standard *lvstd) 3137 { 3138 lvstd->index = vstd->index; 3139 lvstd->id = vstd->id; 3140 memcpy(&lvstd->name, &vstd->name, sizeof(*lvstd) - offsetof(struct l_v4l2_standard, name)); 3141 return (0); 3142 } 3143 3144 static int 3145 linux_to_bsd_v4l2_buffer(struct l_v4l2_buffer *lvb, struct v4l2_buffer *vb) 3146 { 3147 vb->index = lvb->index; 3148 vb->type = lvb->type; 3149 vb->bytesused = lvb->bytesused; 3150 vb->flags = lvb->flags; 3151 vb->field = lvb->field; 3152 vb->timestamp.tv_sec = lvb->timestamp.tv_sec; 3153 vb->timestamp.tv_usec = lvb->timestamp.tv_usec; 3154 memcpy(&vb->timecode, &lvb->timecode, sizeof (lvb->timecode)); 3155 vb->sequence = lvb->sequence; 3156 vb->memory = lvb->memory; 3157 if (lvb->memory == V4L2_MEMORY_USERPTR) 3158 /* possible pointer size conversion */ 3159 vb->m.userptr = (unsigned long)PTRIN(lvb->m.userptr); 3160 else 3161 vb->m.offset = lvb->m.offset; 3162 vb->length = lvb->length; 3163 vb->input = lvb->input; 3164 vb->reserved = lvb->reserved; 3165 return (0); 3166 } 3167 3168 static int 3169 bsd_to_linux_v4l2_buffer(struct v4l2_buffer *vb, struct l_v4l2_buffer *lvb) 3170 { 3171 lvb->index = vb->index; 3172 lvb->type = vb->type; 3173 lvb->bytesused = vb->bytesused; 3174 lvb->flags = vb->flags; 3175 lvb->field = vb->field; 3176 lvb->timestamp.tv_sec = vb->timestamp.tv_sec; 3177 lvb->timestamp.tv_usec = vb->timestamp.tv_usec; 3178 memcpy(&lvb->timecode, &vb->timecode, sizeof (vb->timecode)); 3179 lvb->sequence = vb->sequence; 3180 lvb->memory = vb->memory; 3181 if (vb->memory == V4L2_MEMORY_USERPTR) 3182 /* possible pointer size conversion */ 3183 lvb->m.userptr = PTROUT(vb->m.userptr); 3184 else 3185 lvb->m.offset = vb->m.offset; 3186 lvb->length = vb->length; 3187 lvb->input = vb->input; 3188 lvb->reserved = vb->reserved; 3189 return (0); 3190 } 3191 3192 static int 3193 linux_to_bsd_v4l2_format(struct l_v4l2_format *lvf, struct v4l2_format *vf) 3194 { 3195 vf->type = lvf->type; 3196 if (lvf->type == V4L2_BUF_TYPE_VIDEO_OVERLAY 3197 #ifdef V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3198 || lvf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3199 #endif 3200 ) 3201 /* 3202 * XXX TODO - needs 32 -> 64 bit conversion: 3203 * (unused by webcams?) 3204 */ 3205 return EINVAL; 3206 memcpy(&vf->fmt, &lvf->fmt, sizeof(vf->fmt)); 3207 return 0; 3208 } 3209 3210 static int 3211 bsd_to_linux_v4l2_format(struct v4l2_format *vf, struct l_v4l2_format *lvf) 3212 { 3213 lvf->type = vf->type; 3214 if (vf->type == V4L2_BUF_TYPE_VIDEO_OVERLAY 3215 #ifdef V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3216 || vf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3217 #endif 3218 ) 3219 /* 3220 * XXX TODO - needs 32 -> 64 bit conversion: 3221 * (unused by webcams?) 3222 */ 3223 return EINVAL; 3224 memcpy(&lvf->fmt, &vf->fmt, sizeof(vf->fmt)); 3225 return 0; 3226 } 3227 static int 3228 linux_ioctl_v4l2(struct thread *td, struct linux_ioctl_args *args) 3229 { 3230 cap_rights_t rights; 3231 struct file *fp; 3232 int error; 3233 struct v4l2_format vformat; 3234 struct l_v4l2_format l_vformat; 3235 struct v4l2_standard vstd; 3236 struct l_v4l2_standard l_vstd; 3237 struct l_v4l2_buffer l_vbuf; 3238 struct v4l2_buffer vbuf; 3239 struct v4l2_input vinp; 3240 3241 switch (args->cmd & 0xffff) { 3242 case LINUX_VIDIOC_RESERVED: 3243 case LINUX_VIDIOC_LOG_STATUS: 3244 if ((args->cmd & IOC_DIRMASK) != LINUX_IOC_VOID) 3245 return ENOIOCTL; 3246 args->cmd = (args->cmd & 0xffff) | IOC_VOID; 3247 break; 3248 3249 case LINUX_VIDIOC_OVERLAY: 3250 case LINUX_VIDIOC_STREAMON: 3251 case LINUX_VIDIOC_STREAMOFF: 3252 case LINUX_VIDIOC_S_STD: 3253 case LINUX_VIDIOC_S_TUNER: 3254 case LINUX_VIDIOC_S_AUDIO: 3255 case LINUX_VIDIOC_S_AUDOUT: 3256 case LINUX_VIDIOC_S_MODULATOR: 3257 case LINUX_VIDIOC_S_FREQUENCY: 3258 case LINUX_VIDIOC_S_CROP: 3259 case LINUX_VIDIOC_S_JPEGCOMP: 3260 case LINUX_VIDIOC_S_PRIORITY: 3261 case LINUX_VIDIOC_DBG_S_REGISTER: 3262 case LINUX_VIDIOC_S_HW_FREQ_SEEK: 3263 case LINUX_VIDIOC_SUBSCRIBE_EVENT: 3264 case LINUX_VIDIOC_UNSUBSCRIBE_EVENT: 3265 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_IN; 3266 break; 3267 3268 case LINUX_VIDIOC_QUERYCAP: 3269 case LINUX_VIDIOC_G_STD: 3270 case LINUX_VIDIOC_G_AUDIO: 3271 case LINUX_VIDIOC_G_INPUT: 3272 case LINUX_VIDIOC_G_OUTPUT: 3273 case LINUX_VIDIOC_G_AUDOUT: 3274 case LINUX_VIDIOC_G_JPEGCOMP: 3275 case LINUX_VIDIOC_QUERYSTD: 3276 case LINUX_VIDIOC_G_PRIORITY: 3277 case LINUX_VIDIOC_QUERY_DV_PRESET: 3278 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_OUT; 3279 break; 3280 3281 case LINUX_VIDIOC_ENUM_FMT: 3282 case LINUX_VIDIOC_REQBUFS: 3283 case LINUX_VIDIOC_G_PARM: 3284 case LINUX_VIDIOC_S_PARM: 3285 case LINUX_VIDIOC_G_CTRL: 3286 case LINUX_VIDIOC_S_CTRL: 3287 case LINUX_VIDIOC_G_TUNER: 3288 case LINUX_VIDIOC_QUERYCTRL: 3289 case LINUX_VIDIOC_QUERYMENU: 3290 case LINUX_VIDIOC_S_INPUT: 3291 case LINUX_VIDIOC_S_OUTPUT: 3292 case LINUX_VIDIOC_ENUMOUTPUT: 3293 case LINUX_VIDIOC_G_MODULATOR: 3294 case LINUX_VIDIOC_G_FREQUENCY: 3295 case LINUX_VIDIOC_CROPCAP: 3296 case LINUX_VIDIOC_G_CROP: 3297 case LINUX_VIDIOC_ENUMAUDIO: 3298 case LINUX_VIDIOC_ENUMAUDOUT: 3299 case LINUX_VIDIOC_G_SLICED_VBI_CAP: 3300 #ifdef VIDIOC_ENUM_FRAMESIZES 3301 case LINUX_VIDIOC_ENUM_FRAMESIZES: 3302 case LINUX_VIDIOC_ENUM_FRAMEINTERVALS: 3303 case LINUX_VIDIOC_ENCODER_CMD: 3304 case LINUX_VIDIOC_TRY_ENCODER_CMD: 3305 #endif 3306 case LINUX_VIDIOC_DBG_G_REGISTER: 3307 case LINUX_VIDIOC_DBG_G_CHIP_IDENT: 3308 case LINUX_VIDIOC_ENUM_DV_PRESETS: 3309 case LINUX_VIDIOC_S_DV_PRESET: 3310 case LINUX_VIDIOC_G_DV_PRESET: 3311 case LINUX_VIDIOC_S_DV_TIMINGS: 3312 case LINUX_VIDIOC_G_DV_TIMINGS: 3313 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_INOUT; 3314 break; 3315 3316 case LINUX_VIDIOC_G_FMT: 3317 case LINUX_VIDIOC_S_FMT: 3318 case LINUX_VIDIOC_TRY_FMT: 3319 error = copyin((void *)args->arg, &l_vformat, sizeof(l_vformat)); 3320 if (error) 3321 return (error); 3322 error = fget(td, args->fd, 3323 cap_rights_init(&rights, CAP_IOCTL), &fp); 3324 if (error) 3325 return (error); 3326 if (linux_to_bsd_v4l2_format(&l_vformat, &vformat) != 0) 3327 error = EINVAL; 3328 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_G_FMT) 3329 error = fo_ioctl(fp, VIDIOC_G_FMT, &vformat, 3330 td->td_ucred, td); 3331 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_S_FMT) 3332 error = fo_ioctl(fp, VIDIOC_S_FMT, &vformat, 3333 td->td_ucred, td); 3334 else 3335 error = fo_ioctl(fp, VIDIOC_TRY_FMT, &vformat, 3336 td->td_ucred, td); 3337 bsd_to_linux_v4l2_format(&vformat, &l_vformat); 3338 copyout(&l_vformat, (void *)args->arg, sizeof(l_vformat)); 3339 fdrop(fp, td); 3340 return (error); 3341 3342 case LINUX_VIDIOC_ENUMSTD: 3343 error = copyin((void *)args->arg, &l_vstd, sizeof(l_vstd)); 3344 if (error) 3345 return (error); 3346 linux_to_bsd_v4l2_standard(&l_vstd, &vstd); 3347 error = fget(td, args->fd, 3348 cap_rights_init(&rights, CAP_IOCTL), &fp); 3349 if (error) 3350 return (error); 3351 error = fo_ioctl(fp, VIDIOC_ENUMSTD, (caddr_t)&vstd, 3352 td->td_ucred, td); 3353 if (error) { 3354 fdrop(fp, td); 3355 return (error); 3356 } 3357 bsd_to_linux_v4l2_standard(&vstd, &l_vstd); 3358 error = copyout(&l_vstd, (void *)args->arg, sizeof(l_vstd)); 3359 fdrop(fp, td); 3360 return (error); 3361 3362 case LINUX_VIDIOC_ENUMINPUT: 3363 /* 3364 * The Linux struct l_v4l2_input differs only in size, 3365 * it has no padding at the end. 3366 */ 3367 error = copyin((void *)args->arg, &vinp, 3368 sizeof(struct l_v4l2_input)); 3369 if (error != 0) 3370 return (error); 3371 error = fget(td, args->fd, 3372 cap_rights_init(&rights, CAP_IOCTL), &fp); 3373 if (error != 0) 3374 return (error); 3375 error = fo_ioctl(fp, VIDIOC_ENUMINPUT, (caddr_t)&vinp, 3376 td->td_ucred, td); 3377 if (error) { 3378 fdrop(fp, td); 3379 return (error); 3380 } 3381 error = copyout(&vinp, (void *)args->arg, 3382 sizeof(struct l_v4l2_input)); 3383 fdrop(fp, td); 3384 return (error); 3385 3386 case LINUX_VIDIOC_QUERYBUF: 3387 case LINUX_VIDIOC_QBUF: 3388 case LINUX_VIDIOC_DQBUF: 3389 error = copyin((void *)args->arg, &l_vbuf, sizeof(l_vbuf)); 3390 if (error) 3391 return (error); 3392 error = fget(td, args->fd, 3393 cap_rights_init(&rights, CAP_IOCTL), &fp); 3394 if (error) 3395 return (error); 3396 linux_to_bsd_v4l2_buffer(&l_vbuf, &vbuf); 3397 if ((args->cmd & 0xffff) == LINUX_VIDIOC_QUERYBUF) 3398 error = fo_ioctl(fp, VIDIOC_QUERYBUF, &vbuf, 3399 td->td_ucred, td); 3400 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_QBUF) 3401 error = fo_ioctl(fp, VIDIOC_QBUF, &vbuf, 3402 td->td_ucred, td); 3403 else 3404 error = fo_ioctl(fp, VIDIOC_DQBUF, &vbuf, 3405 td->td_ucred, td); 3406 bsd_to_linux_v4l2_buffer(&vbuf, &l_vbuf); 3407 copyout(&l_vbuf, (void *)args->arg, sizeof(l_vbuf)); 3408 fdrop(fp, td); 3409 return (error); 3410 3411 /* 3412 * XXX TODO - these need 32 -> 64 bit conversion: 3413 * (are any of them needed for webcams?) 3414 */ 3415 case LINUX_VIDIOC_G_FBUF: 3416 case LINUX_VIDIOC_S_FBUF: 3417 3418 case LINUX_VIDIOC_G_EXT_CTRLS: 3419 case LINUX_VIDIOC_S_EXT_CTRLS: 3420 case LINUX_VIDIOC_TRY_EXT_CTRLS: 3421 3422 case LINUX_VIDIOC_DQEVENT: 3423 3424 default: return (ENOIOCTL); 3425 } 3426 3427 error = sys_ioctl(td, (struct ioctl_args *)args); 3428 return (error); 3429 } 3430 3431 /* 3432 * Support for emulators/linux-libusb. This port uses FBSD_LUSB* macros 3433 * instead of USB* ones. This lets us to provide correct values for cmd. 3434 * 0xffffffe0 -- 0xffffffff range seemed to be the least collision-prone. 3435 */ 3436 static int 3437 linux_ioctl_fbsd_usb(struct thread *td, struct linux_ioctl_args *args) 3438 { 3439 int error; 3440 3441 error = 0; 3442 switch (args->cmd) { 3443 case FBSD_LUSB_DEVICEENUMERATE: 3444 args->cmd = USB_DEVICEENUMERATE; 3445 break; 3446 case FBSD_LUSB_DEV_QUIRK_ADD: 3447 args->cmd = USB_DEV_QUIRK_ADD; 3448 break; 3449 case FBSD_LUSB_DEV_QUIRK_GET: 3450 args->cmd = USB_DEV_QUIRK_GET; 3451 break; 3452 case FBSD_LUSB_DEV_QUIRK_REMOVE: 3453 args->cmd = USB_DEV_QUIRK_REMOVE; 3454 break; 3455 case FBSD_LUSB_DO_REQUEST: 3456 args->cmd = USB_DO_REQUEST; 3457 break; 3458 case FBSD_LUSB_FS_CLEAR_STALL_SYNC: 3459 args->cmd = USB_FS_CLEAR_STALL_SYNC; 3460 break; 3461 case FBSD_LUSB_FS_CLOSE: 3462 args->cmd = USB_FS_CLOSE; 3463 break; 3464 case FBSD_LUSB_FS_COMPLETE: 3465 args->cmd = USB_FS_COMPLETE; 3466 break; 3467 case FBSD_LUSB_FS_INIT: 3468 args->cmd = USB_FS_INIT; 3469 break; 3470 case FBSD_LUSB_FS_OPEN: 3471 args->cmd = USB_FS_OPEN; 3472 break; 3473 case FBSD_LUSB_FS_START: 3474 args->cmd = USB_FS_START; 3475 break; 3476 case FBSD_LUSB_FS_STOP: 3477 args->cmd = USB_FS_STOP; 3478 break; 3479 case FBSD_LUSB_FS_UNINIT: 3480 args->cmd = USB_FS_UNINIT; 3481 break; 3482 case FBSD_LUSB_GET_CONFIG: 3483 args->cmd = USB_GET_CONFIG; 3484 break; 3485 case FBSD_LUSB_GET_DEVICEINFO: 3486 args->cmd = USB_GET_DEVICEINFO; 3487 break; 3488 case FBSD_LUSB_GET_DEVICE_DESC: 3489 args->cmd = USB_GET_DEVICE_DESC; 3490 break; 3491 case FBSD_LUSB_GET_FULL_DESC: 3492 args->cmd = USB_GET_FULL_DESC; 3493 break; 3494 case FBSD_LUSB_GET_IFACE_DRIVER: 3495 args->cmd = USB_GET_IFACE_DRIVER; 3496 break; 3497 case FBSD_LUSB_GET_PLUGTIME: 3498 args->cmd = USB_GET_PLUGTIME; 3499 break; 3500 case FBSD_LUSB_GET_POWER_MODE: 3501 args->cmd = USB_GET_POWER_MODE; 3502 break; 3503 case FBSD_LUSB_GET_REPORT_DESC: 3504 args->cmd = USB_GET_REPORT_DESC; 3505 break; 3506 case FBSD_LUSB_GET_REPORT_ID: 3507 args->cmd = USB_GET_REPORT_ID; 3508 break; 3509 case FBSD_LUSB_GET_TEMPLATE: 3510 args->cmd = USB_GET_TEMPLATE; 3511 break; 3512 case FBSD_LUSB_IFACE_DRIVER_ACTIVE: 3513 args->cmd = USB_IFACE_DRIVER_ACTIVE; 3514 break; 3515 case FBSD_LUSB_IFACE_DRIVER_DETACH: 3516 args->cmd = USB_IFACE_DRIVER_DETACH; 3517 break; 3518 case FBSD_LUSB_QUIRK_NAME_GET: 3519 args->cmd = USB_QUIRK_NAME_GET; 3520 break; 3521 case FBSD_LUSB_READ_DIR: 3522 args->cmd = USB_READ_DIR; 3523 break; 3524 case FBSD_LUSB_SET_ALTINTERFACE: 3525 args->cmd = USB_SET_ALTINTERFACE; 3526 break; 3527 case FBSD_LUSB_SET_CONFIG: 3528 args->cmd = USB_SET_CONFIG; 3529 break; 3530 case FBSD_LUSB_SET_IMMED: 3531 args->cmd = USB_SET_IMMED; 3532 break; 3533 case FBSD_LUSB_SET_POWER_MODE: 3534 args->cmd = USB_SET_POWER_MODE; 3535 break; 3536 case FBSD_LUSB_SET_TEMPLATE: 3537 args->cmd = USB_SET_TEMPLATE; 3538 break; 3539 case FBSD_LUSB_FS_OPEN_STREAM: 3540 args->cmd = USB_FS_OPEN_STREAM; 3541 break; 3542 case FBSD_LUSB_GET_DEV_PORT_PATH: 3543 args->cmd = USB_GET_DEV_PORT_PATH; 3544 break; 3545 case FBSD_LUSB_GET_POWER_USAGE: 3546 args->cmd = USB_GET_POWER_USAGE; 3547 break; 3548 default: 3549 error = ENOIOCTL; 3550 } 3551 if (error != ENOIOCTL) 3552 error = sys_ioctl(td, (struct ioctl_args *)args); 3553 return (error); 3554 } 3555 3556 /* 3557 * main ioctl syscall function 3558 */ 3559 3560 int 3561 linux_ioctl(struct thread *td, struct linux_ioctl_args *args) 3562 { 3563 cap_rights_t rights; 3564 struct file *fp; 3565 struct handler_element *he; 3566 int error, cmd; 3567 3568 #ifdef DEBUG 3569 if (ldebug(ioctl)) 3570 printf(ARGS(ioctl, "%d, %04lx, *"), args->fd, 3571 (unsigned long)args->cmd); 3572 #endif 3573 3574 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 3575 if (error != 0) 3576 return (error); 3577 if ((fp->f_flag & (FREAD|FWRITE)) == 0) { 3578 fdrop(fp, td); 3579 return (EBADF); 3580 } 3581 3582 /* Iterate over the ioctl handlers */ 3583 cmd = args->cmd & 0xffff; 3584 sx_slock(&linux_ioctl_sx); 3585 mtx_lock(&Giant); 3586 TAILQ_FOREACH(he, &handlers, list) { 3587 if (cmd >= he->low && cmd <= he->high) { 3588 error = (*he->func)(td, args); 3589 if (error != ENOIOCTL) { 3590 mtx_unlock(&Giant); 3591 sx_sunlock(&linux_ioctl_sx); 3592 fdrop(fp, td); 3593 return (error); 3594 } 3595 } 3596 } 3597 mtx_unlock(&Giant); 3598 sx_sunlock(&linux_ioctl_sx); 3599 fdrop(fp, td); 3600 3601 switch (args->cmd & 0xffff) { 3602 case LINUX_BTRFS_IOC_CLONE: 3603 return (ENOTSUP); 3604 3605 default: 3606 linux_msg(td, "ioctl fd=%d, cmd=0x%x ('%c',%d) is not implemented", 3607 args->fd, (int)(args->cmd & 0xffff), 3608 (int)(args->cmd & 0xff00) >> 8, (int)(args->cmd & 0xff)); 3609 break; 3610 } 3611 3612 return (EINVAL); 3613 } 3614 3615 int 3616 linux_ioctl_register_handler(struct linux_ioctl_handler *h) 3617 { 3618 struct handler_element *he, *cur; 3619 3620 if (h == NULL || h->func == NULL) 3621 return (EINVAL); 3622 3623 /* 3624 * Reuse the element if the handler is already on the list, otherwise 3625 * create a new element. 3626 */ 3627 sx_xlock(&linux_ioctl_sx); 3628 TAILQ_FOREACH(he, &handlers, list) { 3629 if (he->func == h->func) 3630 break; 3631 } 3632 if (he == NULL) { 3633 he = malloc(sizeof(*he), 3634 M_LINUX, M_WAITOK); 3635 he->func = h->func; 3636 } else 3637 TAILQ_REMOVE(&handlers, he, list); 3638 3639 /* Initialize range information. */ 3640 he->low = h->low; 3641 he->high = h->high; 3642 he->span = h->high - h->low + 1; 3643 3644 /* Add the element to the list, sorted on span. */ 3645 TAILQ_FOREACH(cur, &handlers, list) { 3646 if (cur->span > he->span) { 3647 TAILQ_INSERT_BEFORE(cur, he, list); 3648 sx_xunlock(&linux_ioctl_sx); 3649 return (0); 3650 } 3651 } 3652 TAILQ_INSERT_TAIL(&handlers, he, list); 3653 sx_xunlock(&linux_ioctl_sx); 3654 3655 return (0); 3656 } 3657 3658 int 3659 linux_ioctl_unregister_handler(struct linux_ioctl_handler *h) 3660 { 3661 struct handler_element *he; 3662 3663 if (h == NULL || h->func == NULL) 3664 return (EINVAL); 3665 3666 sx_xlock(&linux_ioctl_sx); 3667 TAILQ_FOREACH(he, &handlers, list) { 3668 if (he->func == h->func) { 3669 TAILQ_REMOVE(&handlers, he, list); 3670 sx_xunlock(&linux_ioctl_sx); 3671 free(he, M_LINUX); 3672 return (0); 3673 } 3674 } 3675 sx_xunlock(&linux_ioctl_sx); 3676 3677 return (EINVAL); 3678 }
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