1 /*- 2 * Copyright (c) 1994-1995 S�ren Schmidt 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer 10 * in this position and unchanged. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. The name of the author may not be used to endorse or promote products 15 * derived from this software without specific prior written permission 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #include "opt_compat.h" 30 31 #include <sys/cdefs.h> 32 __FBSDID("$FreeBSD$"); 33 34 #include <sys/param.h> 35 #include <sys/systm.h> 36 #include <sys/sysproto.h> 37 #include <sys/cdio.h> 38 #include <sys/dvdio.h> 39 #include <sys/conf.h> 40 #include <sys/disk.h> 41 #include <sys/consio.h> 42 #include <sys/ctype.h> 43 #include <sys/fcntl.h> 44 #include <sys/file.h> 45 #include <sys/filedesc.h> 46 #include <sys/filio.h> 47 #include <sys/jail.h> 48 #include <sys/kbio.h> 49 #include <sys/kernel.h> 50 #include <sys/linker_set.h> 51 #include <sys/lock.h> 52 #include <sys/malloc.h> 53 #include <sys/proc.h> 54 #include <sys/sbuf.h> 55 #include <sys/socket.h> 56 #include <sys/sockio.h> 57 #include <sys/soundcard.h> 58 #include <sys/stdint.h> 59 #include <sys/sx.h> 60 #include <sys/sysctl.h> 61 #include <sys/tty.h> 62 #include <sys/uio.h> 63 #include <sys/types.h> 64 #include <sys/mman.h> 65 #include <sys/resourcevar.h> 66 67 #include <net/if.h> 68 #include <net/if_dl.h> 69 #include <net/if_types.h> 70 #include <net/vnet.h> 71 72 #include <dev/usb/usb_ioctl.h> 73 74 #ifdef COMPAT_LINUX32 75 #include <machine/../linux32/linux.h> 76 #include <machine/../linux32/linux32_proto.h> 77 #else 78 #include <machine/../linux/linux.h> 79 #include <machine/../linux/linux_proto.h> 80 #endif 81 82 #include <compat/linux/linux_ioctl.h> 83 #include <compat/linux/linux_mib.h> 84 #include <compat/linux/linux_socket.h> 85 #include <compat/linux/linux_util.h> 86 87 #include <compat/linux/linux_videodev.h> 88 #include <compat/linux/linux_videodev_compat.h> 89 90 #include <compat/linux/linux_videodev2.h> 91 #include <compat/linux/linux_videodev2_compat.h> 92 93 CTASSERT(LINUX_IFNAMSIZ == IFNAMSIZ); 94 95 FEATURE(linuxulator_v4l, "V4L ioctl wrapper support in the linuxulator"); 96 FEATURE(linuxulator_v4l2, "V4L2 ioctl wrapper support in the linuxulator"); 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 struct file *fp; 192 int error; 193 u_int sectorsize, fwcylinders, fwheads, fwsectors; 194 off_t mediasize, bytespercyl; 195 196 if ((error = fget(td, args->fd, &fp)) != 0) 197 return (error); 198 switch (args->cmd & 0xffff) { 199 case LINUX_HDIO_GET_GEO: 200 case LINUX_HDIO_GET_GEO_BIG: 201 error = fo_ioctl(fp, DIOCGMEDIASIZE, 202 (caddr_t)&mediasize, td->td_ucred, td); 203 if (!error) 204 error = fo_ioctl(fp, DIOCGSECTORSIZE, 205 (caddr_t)§orsize, td->td_ucred, td); 206 if (!error) 207 error = fo_ioctl(fp, DIOCGFWHEADS, 208 (caddr_t)&fwheads, td->td_ucred, td); 209 if (!error) 210 error = fo_ioctl(fp, DIOCGFWSECTORS, 211 (caddr_t)&fwsectors, td->td_ucred, td); 212 /* 213 * XXX: DIOCGFIRSTOFFSET is not yet implemented, so 214 * so pretend that GEOM always says 0. This is NOT VALID 215 * for slices or partitions, only the per-disk raw devices. 216 */ 217 218 fdrop(fp, td); 219 if (error) 220 return (error); 221 /* 222 * 1. Calculate the number of bytes in a cylinder, 223 * given the firmware's notion of heads and sectors 224 * per cylinder. 225 * 2. Calculate the number of cylinders, given the total 226 * size of the media. 227 * All internal calculations should have 64-bit precision. 228 */ 229 bytespercyl = (off_t) sectorsize * fwheads * fwsectors; 230 fwcylinders = mediasize / bytespercyl; 231 #if defined(DEBUG) 232 linux_msg(td, "HDIO_GET_GEO: mediasize %jd, c/h/s %d/%d/%d, " 233 "bpc %jd", 234 (intmax_t)mediasize, fwcylinders, fwheads, fwsectors, 235 (intmax_t)bytespercyl); 236 #endif 237 if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO) { 238 struct linux_hd_geometry hdg; 239 240 hdg.cylinders = fwcylinders; 241 hdg.heads = fwheads; 242 hdg.sectors = fwsectors; 243 hdg.start = 0; 244 error = copyout(&hdg, (void *)args->arg, sizeof(hdg)); 245 } else if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO_BIG) { 246 struct linux_hd_big_geometry hdbg; 247 248 hdbg.cylinders = fwcylinders; 249 hdbg.heads = fwheads; 250 hdbg.sectors = fwsectors; 251 hdbg.start = 0; 252 error = copyout(&hdbg, (void *)args->arg, sizeof(hdbg)); 253 } 254 return (error); 255 break; 256 default: 257 /* XXX */ 258 linux_msg(td, 259 "ioctl fd=%d, cmd=0x%x ('%c',%d) is not implemented", 260 args->fd, (int)(args->cmd & 0xffff), 261 (int)(args->cmd & 0xff00) >> 8, 262 (int)(args->cmd & 0xff)); 263 break; 264 } 265 fdrop(fp, td); 266 return (ENOIOCTL); 267 } 268 269 static int 270 linux_ioctl_disk(struct thread *td, struct linux_ioctl_args *args) 271 { 272 struct file *fp; 273 int error; 274 u_int sectorsize; 275 off_t mediasize; 276 277 if ((error = fget(td, args->fd, &fp)) != 0) 278 return (error); 279 switch (args->cmd & 0xffff) { 280 case LINUX_BLKGETSIZE: 281 error = fo_ioctl(fp, DIOCGSECTORSIZE, 282 (caddr_t)§orsize, td->td_ucred, td); 283 if (!error) 284 error = fo_ioctl(fp, DIOCGMEDIASIZE, 285 (caddr_t)&mediasize, td->td_ucred, td); 286 fdrop(fp, td); 287 if (error) 288 return (error); 289 sectorsize = mediasize / sectorsize; 290 /* 291 * XXX: How do we know we return the right size of integer ? 292 */ 293 return (copyout(§orsize, (void *)args->arg, 294 sizeof(sectorsize))); 295 break; 296 } 297 fdrop(fp, td); 298 return (ENOIOCTL); 299 } 300 301 /* 302 * termio related ioctls 303 */ 304 305 struct linux_termio { 306 unsigned short c_iflag; 307 unsigned short c_oflag; 308 unsigned short c_cflag; 309 unsigned short c_lflag; 310 unsigned char c_line; 311 unsigned char c_cc[LINUX_NCC]; 312 }; 313 314 struct linux_termios { 315 unsigned int c_iflag; 316 unsigned int c_oflag; 317 unsigned int c_cflag; 318 unsigned int c_lflag; 319 unsigned char c_line; 320 unsigned char c_cc[LINUX_NCCS]; 321 }; 322 323 struct linux_winsize { 324 unsigned short ws_row, ws_col; 325 unsigned short ws_xpixel, ws_ypixel; 326 }; 327 328 struct speedtab { 329 int sp_speed; /* Speed. */ 330 int sp_code; /* Code. */ 331 }; 332 333 static struct speedtab sptab[] = { 334 { B0, LINUX_B0 }, { B50, LINUX_B50 }, 335 { B75, LINUX_B75 }, { B110, LINUX_B110 }, 336 { B134, LINUX_B134 }, { B150, LINUX_B150 }, 337 { B200, LINUX_B200 }, { B300, LINUX_B300 }, 338 { B600, LINUX_B600 }, { B1200, LINUX_B1200 }, 339 { B1800, LINUX_B1800 }, { B2400, LINUX_B2400 }, 340 { B4800, LINUX_B4800 }, { B9600, LINUX_B9600 }, 341 { B19200, LINUX_B19200 }, { B38400, LINUX_B38400 }, 342 { B57600, LINUX_B57600 }, { B115200, LINUX_B115200 }, 343 {-1, -1 } 344 }; 345 346 struct linux_serial_struct { 347 int type; 348 int line; 349 int port; 350 int irq; 351 int flags; 352 int xmit_fifo_size; 353 int custom_divisor; 354 int baud_base; 355 unsigned short close_delay; 356 char reserved_char[2]; 357 int hub6; 358 unsigned short closing_wait; 359 unsigned short closing_wait2; 360 int reserved[4]; 361 }; 362 363 static int 364 linux_to_bsd_speed(int code, struct speedtab *table) 365 { 366 for ( ; table->sp_code != -1; table++) 367 if (table->sp_code == code) 368 return (table->sp_speed); 369 return -1; 370 } 371 372 static int 373 bsd_to_linux_speed(int speed, struct speedtab *table) 374 { 375 for ( ; table->sp_speed != -1; table++) 376 if (table->sp_speed == speed) 377 return (table->sp_code); 378 return -1; 379 } 380 381 static void 382 bsd_to_linux_termios(struct termios *bios, struct linux_termios *lios) 383 { 384 int i; 385 386 #ifdef DEBUG 387 if (ldebug(ioctl)) { 388 printf("LINUX: BSD termios structure (input):\n"); 389 printf("i=%08x o=%08x c=%08x l=%08x ispeed=%d ospeed=%d\n", 390 bios->c_iflag, bios->c_oflag, bios->c_cflag, bios->c_lflag, 391 bios->c_ispeed, bios->c_ospeed); 392 printf("c_cc "); 393 for (i=0; i<NCCS; i++) 394 printf("%02x ", bios->c_cc[i]); 395 printf("\n"); 396 } 397 #endif 398 399 lios->c_iflag = 0; 400 if (bios->c_iflag & IGNBRK) 401 lios->c_iflag |= LINUX_IGNBRK; 402 if (bios->c_iflag & BRKINT) 403 lios->c_iflag |= LINUX_BRKINT; 404 if (bios->c_iflag & IGNPAR) 405 lios->c_iflag |= LINUX_IGNPAR; 406 if (bios->c_iflag & PARMRK) 407 lios->c_iflag |= LINUX_PARMRK; 408 if (bios->c_iflag & INPCK) 409 lios->c_iflag |= LINUX_INPCK; 410 if (bios->c_iflag & ISTRIP) 411 lios->c_iflag |= LINUX_ISTRIP; 412 if (bios->c_iflag & INLCR) 413 lios->c_iflag |= LINUX_INLCR; 414 if (bios->c_iflag & IGNCR) 415 lios->c_iflag |= LINUX_IGNCR; 416 if (bios->c_iflag & ICRNL) 417 lios->c_iflag |= LINUX_ICRNL; 418 if (bios->c_iflag & IXON) 419 lios->c_iflag |= LINUX_IXON; 420 if (bios->c_iflag & IXANY) 421 lios->c_iflag |= LINUX_IXANY; 422 if (bios->c_iflag & IXOFF) 423 lios->c_iflag |= LINUX_IXOFF; 424 if (bios->c_iflag & IMAXBEL) 425 lios->c_iflag |= LINUX_IMAXBEL; 426 427 lios->c_oflag = 0; 428 if (bios->c_oflag & OPOST) 429 lios->c_oflag |= LINUX_OPOST; 430 if (bios->c_oflag & ONLCR) 431 lios->c_oflag |= LINUX_ONLCR; 432 if (bios->c_oflag & TAB3) 433 lios->c_oflag |= LINUX_XTABS; 434 435 lios->c_cflag = bsd_to_linux_speed(bios->c_ispeed, sptab); 436 lios->c_cflag |= (bios->c_cflag & CSIZE) >> 4; 437 if (bios->c_cflag & CSTOPB) 438 lios->c_cflag |= LINUX_CSTOPB; 439 if (bios->c_cflag & CREAD) 440 lios->c_cflag |= LINUX_CREAD; 441 if (bios->c_cflag & PARENB) 442 lios->c_cflag |= LINUX_PARENB; 443 if (bios->c_cflag & PARODD) 444 lios->c_cflag |= LINUX_PARODD; 445 if (bios->c_cflag & HUPCL) 446 lios->c_cflag |= LINUX_HUPCL; 447 if (bios->c_cflag & CLOCAL) 448 lios->c_cflag |= LINUX_CLOCAL; 449 if (bios->c_cflag & CRTSCTS) 450 lios->c_cflag |= LINUX_CRTSCTS; 451 452 lios->c_lflag = 0; 453 if (bios->c_lflag & ISIG) 454 lios->c_lflag |= LINUX_ISIG; 455 if (bios->c_lflag & ICANON) 456 lios->c_lflag |= LINUX_ICANON; 457 if (bios->c_lflag & ECHO) 458 lios->c_lflag |= LINUX_ECHO; 459 if (bios->c_lflag & ECHOE) 460 lios->c_lflag |= LINUX_ECHOE; 461 if (bios->c_lflag & ECHOK) 462 lios->c_lflag |= LINUX_ECHOK; 463 if (bios->c_lflag & ECHONL) 464 lios->c_lflag |= LINUX_ECHONL; 465 if (bios->c_lflag & NOFLSH) 466 lios->c_lflag |= LINUX_NOFLSH; 467 if (bios->c_lflag & TOSTOP) 468 lios->c_lflag |= LINUX_TOSTOP; 469 if (bios->c_lflag & ECHOCTL) 470 lios->c_lflag |= LINUX_ECHOCTL; 471 if (bios->c_lflag & ECHOPRT) 472 lios->c_lflag |= LINUX_ECHOPRT; 473 if (bios->c_lflag & ECHOKE) 474 lios->c_lflag |= LINUX_ECHOKE; 475 if (bios->c_lflag & FLUSHO) 476 lios->c_lflag |= LINUX_FLUSHO; 477 if (bios->c_lflag & PENDIN) 478 lios->c_lflag |= LINUX_PENDIN; 479 if (bios->c_lflag & IEXTEN) 480 lios->c_lflag |= LINUX_IEXTEN; 481 482 for (i=0; i<LINUX_NCCS; i++) 483 lios->c_cc[i] = LINUX_POSIX_VDISABLE; 484 lios->c_cc[LINUX_VINTR] = bios->c_cc[VINTR]; 485 lios->c_cc[LINUX_VQUIT] = bios->c_cc[VQUIT]; 486 lios->c_cc[LINUX_VERASE] = bios->c_cc[VERASE]; 487 lios->c_cc[LINUX_VKILL] = bios->c_cc[VKILL]; 488 lios->c_cc[LINUX_VEOF] = bios->c_cc[VEOF]; 489 lios->c_cc[LINUX_VEOL] = bios->c_cc[VEOL]; 490 lios->c_cc[LINUX_VMIN] = bios->c_cc[VMIN]; 491 lios->c_cc[LINUX_VTIME] = bios->c_cc[VTIME]; 492 lios->c_cc[LINUX_VEOL2] = bios->c_cc[VEOL2]; 493 lios->c_cc[LINUX_VSUSP] = bios->c_cc[VSUSP]; 494 lios->c_cc[LINUX_VSTART] = bios->c_cc[VSTART]; 495 lios->c_cc[LINUX_VSTOP] = bios->c_cc[VSTOP]; 496 lios->c_cc[LINUX_VREPRINT] = bios->c_cc[VREPRINT]; 497 lios->c_cc[LINUX_VDISCARD] = bios->c_cc[VDISCARD]; 498 lios->c_cc[LINUX_VWERASE] = bios->c_cc[VWERASE]; 499 lios->c_cc[LINUX_VLNEXT] = bios->c_cc[VLNEXT]; 500 501 for (i=0; i<LINUX_NCCS; i++) { 502 if (i != LINUX_VMIN && i != LINUX_VTIME && 503 lios->c_cc[i] == _POSIX_VDISABLE) 504 lios->c_cc[i] = LINUX_POSIX_VDISABLE; 505 } 506 lios->c_line = 0; 507 508 #ifdef DEBUG 509 if (ldebug(ioctl)) { 510 printf("LINUX: LINUX termios structure (output):\n"); 511 printf("i=%08x o=%08x c=%08x l=%08x line=%d\n", 512 lios->c_iflag, lios->c_oflag, lios->c_cflag, 513 lios->c_lflag, (int)lios->c_line); 514 printf("c_cc "); 515 for (i=0; i<LINUX_NCCS; i++) 516 printf("%02x ", lios->c_cc[i]); 517 printf("\n"); 518 } 519 #endif 520 } 521 522 static void 523 linux_to_bsd_termios(struct linux_termios *lios, struct termios *bios) 524 { 525 int i; 526 527 #ifdef DEBUG 528 if (ldebug(ioctl)) { 529 printf("LINUX: LINUX termios structure (input):\n"); 530 printf("i=%08x o=%08x c=%08x l=%08x line=%d\n", 531 lios->c_iflag, lios->c_oflag, lios->c_cflag, 532 lios->c_lflag, (int)lios->c_line); 533 printf("c_cc "); 534 for (i=0; i<LINUX_NCCS; i++) 535 printf("%02x ", lios->c_cc[i]); 536 printf("\n"); 537 } 538 #endif 539 540 bios->c_iflag = 0; 541 if (lios->c_iflag & LINUX_IGNBRK) 542 bios->c_iflag |= IGNBRK; 543 if (lios->c_iflag & LINUX_BRKINT) 544 bios->c_iflag |= BRKINT; 545 if (lios->c_iflag & LINUX_IGNPAR) 546 bios->c_iflag |= IGNPAR; 547 if (lios->c_iflag & LINUX_PARMRK) 548 bios->c_iflag |= PARMRK; 549 if (lios->c_iflag & LINUX_INPCK) 550 bios->c_iflag |= INPCK; 551 if (lios->c_iflag & LINUX_ISTRIP) 552 bios->c_iflag |= ISTRIP; 553 if (lios->c_iflag & LINUX_INLCR) 554 bios->c_iflag |= INLCR; 555 if (lios->c_iflag & LINUX_IGNCR) 556 bios->c_iflag |= IGNCR; 557 if (lios->c_iflag & LINUX_ICRNL) 558 bios->c_iflag |= ICRNL; 559 if (lios->c_iflag & LINUX_IXON) 560 bios->c_iflag |= IXON; 561 if (lios->c_iflag & LINUX_IXANY) 562 bios->c_iflag |= IXANY; 563 if (lios->c_iflag & LINUX_IXOFF) 564 bios->c_iflag |= IXOFF; 565 if (lios->c_iflag & LINUX_IMAXBEL) 566 bios->c_iflag |= IMAXBEL; 567 568 bios->c_oflag = 0; 569 if (lios->c_oflag & LINUX_OPOST) 570 bios->c_oflag |= OPOST; 571 if (lios->c_oflag & LINUX_ONLCR) 572 bios->c_oflag |= ONLCR; 573 if (lios->c_oflag & LINUX_XTABS) 574 bios->c_oflag |= TAB3; 575 576 bios->c_cflag = (lios->c_cflag & LINUX_CSIZE) << 4; 577 if (lios->c_cflag & LINUX_CSTOPB) 578 bios->c_cflag |= CSTOPB; 579 if (lios->c_cflag & LINUX_CREAD) 580 bios->c_cflag |= CREAD; 581 if (lios->c_cflag & LINUX_PARENB) 582 bios->c_cflag |= PARENB; 583 if (lios->c_cflag & LINUX_PARODD) 584 bios->c_cflag |= PARODD; 585 if (lios->c_cflag & LINUX_HUPCL) 586 bios->c_cflag |= HUPCL; 587 if (lios->c_cflag & LINUX_CLOCAL) 588 bios->c_cflag |= CLOCAL; 589 if (lios->c_cflag & LINUX_CRTSCTS) 590 bios->c_cflag |= CRTSCTS; 591 592 bios->c_lflag = 0; 593 if (lios->c_lflag & LINUX_ISIG) 594 bios->c_lflag |= ISIG; 595 if (lios->c_lflag & LINUX_ICANON) 596 bios->c_lflag |= ICANON; 597 if (lios->c_lflag & LINUX_ECHO) 598 bios->c_lflag |= ECHO; 599 if (lios->c_lflag & LINUX_ECHOE) 600 bios->c_lflag |= ECHOE; 601 if (lios->c_lflag & LINUX_ECHOK) 602 bios->c_lflag |= ECHOK; 603 if (lios->c_lflag & LINUX_ECHONL) 604 bios->c_lflag |= ECHONL; 605 if (lios->c_lflag & LINUX_NOFLSH) 606 bios->c_lflag |= NOFLSH; 607 if (lios->c_lflag & LINUX_TOSTOP) 608 bios->c_lflag |= TOSTOP; 609 if (lios->c_lflag & LINUX_ECHOCTL) 610 bios->c_lflag |= ECHOCTL; 611 if (lios->c_lflag & LINUX_ECHOPRT) 612 bios->c_lflag |= ECHOPRT; 613 if (lios->c_lflag & LINUX_ECHOKE) 614 bios->c_lflag |= ECHOKE; 615 if (lios->c_lflag & LINUX_FLUSHO) 616 bios->c_lflag |= FLUSHO; 617 if (lios->c_lflag & LINUX_PENDIN) 618 bios->c_lflag |= PENDIN; 619 if (lios->c_lflag & LINUX_IEXTEN) 620 bios->c_lflag |= IEXTEN; 621 622 for (i=0; i<NCCS; i++) 623 bios->c_cc[i] = _POSIX_VDISABLE; 624 bios->c_cc[VINTR] = lios->c_cc[LINUX_VINTR]; 625 bios->c_cc[VQUIT] = lios->c_cc[LINUX_VQUIT]; 626 bios->c_cc[VERASE] = lios->c_cc[LINUX_VERASE]; 627 bios->c_cc[VKILL] = lios->c_cc[LINUX_VKILL]; 628 bios->c_cc[VEOF] = lios->c_cc[LINUX_VEOF]; 629 bios->c_cc[VEOL] = lios->c_cc[LINUX_VEOL]; 630 bios->c_cc[VMIN] = lios->c_cc[LINUX_VMIN]; 631 bios->c_cc[VTIME] = lios->c_cc[LINUX_VTIME]; 632 bios->c_cc[VEOL2] = lios->c_cc[LINUX_VEOL2]; 633 bios->c_cc[VSUSP] = lios->c_cc[LINUX_VSUSP]; 634 bios->c_cc[VSTART] = lios->c_cc[LINUX_VSTART]; 635 bios->c_cc[VSTOP] = lios->c_cc[LINUX_VSTOP]; 636 bios->c_cc[VREPRINT] = lios->c_cc[LINUX_VREPRINT]; 637 bios->c_cc[VDISCARD] = lios->c_cc[LINUX_VDISCARD]; 638 bios->c_cc[VWERASE] = lios->c_cc[LINUX_VWERASE]; 639 bios->c_cc[VLNEXT] = lios->c_cc[LINUX_VLNEXT]; 640 641 for (i=0; i<NCCS; i++) { 642 if (i != VMIN && i != VTIME && 643 bios->c_cc[i] == LINUX_POSIX_VDISABLE) 644 bios->c_cc[i] = _POSIX_VDISABLE; 645 } 646 647 bios->c_ispeed = bios->c_ospeed = 648 linux_to_bsd_speed(lios->c_cflag & LINUX_CBAUD, sptab); 649 650 #ifdef DEBUG 651 if (ldebug(ioctl)) { 652 printf("LINUX: BSD termios structure (output):\n"); 653 printf("i=%08x o=%08x c=%08x l=%08x ispeed=%d ospeed=%d\n", 654 bios->c_iflag, bios->c_oflag, bios->c_cflag, bios->c_lflag, 655 bios->c_ispeed, bios->c_ospeed); 656 printf("c_cc "); 657 for (i=0; i<NCCS; i++) 658 printf("%02x ", bios->c_cc[i]); 659 printf("\n"); 660 } 661 #endif 662 } 663 664 static void 665 bsd_to_linux_termio(struct termios *bios, struct linux_termio *lio) 666 { 667 struct linux_termios lios; 668 669 bsd_to_linux_termios(bios, &lios); 670 lio->c_iflag = lios.c_iflag; 671 lio->c_oflag = lios.c_oflag; 672 lio->c_cflag = lios.c_cflag; 673 lio->c_lflag = lios.c_lflag; 674 lio->c_line = lios.c_line; 675 memcpy(lio->c_cc, lios.c_cc, LINUX_NCC); 676 } 677 678 static void 679 linux_to_bsd_termio(struct linux_termio *lio, struct termios *bios) 680 { 681 struct linux_termios lios; 682 int i; 683 684 lios.c_iflag = lio->c_iflag; 685 lios.c_oflag = lio->c_oflag; 686 lios.c_cflag = lio->c_cflag; 687 lios.c_lflag = lio->c_lflag; 688 for (i=LINUX_NCC; i<LINUX_NCCS; i++) 689 lios.c_cc[i] = LINUX_POSIX_VDISABLE; 690 memcpy(lios.c_cc, lio->c_cc, LINUX_NCC); 691 linux_to_bsd_termios(&lios, bios); 692 } 693 694 static int 695 linux_ioctl_termio(struct thread *td, struct linux_ioctl_args *args) 696 { 697 struct termios bios; 698 struct linux_termios lios; 699 struct linux_termio lio; 700 struct file *fp; 701 int error; 702 703 if ((error = fget(td, args->fd, &fp)) != 0) 704 return (error); 705 706 switch (args->cmd & 0xffff) { 707 708 case LINUX_TCGETS: 709 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred, 710 td); 711 if (error) 712 break; 713 bsd_to_linux_termios(&bios, &lios); 714 error = copyout(&lios, (void *)args->arg, sizeof(lios)); 715 break; 716 717 case LINUX_TCSETS: 718 error = copyin((void *)args->arg, &lios, sizeof(lios)); 719 if (error) 720 break; 721 linux_to_bsd_termios(&lios, &bios); 722 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred, 723 td)); 724 break; 725 726 case LINUX_TCSETSW: 727 error = copyin((void *)args->arg, &lios, sizeof(lios)); 728 if (error) 729 break; 730 linux_to_bsd_termios(&lios, &bios); 731 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred, 732 td)); 733 break; 734 735 case LINUX_TCSETSF: 736 error = copyin((void *)args->arg, &lios, sizeof(lios)); 737 if (error) 738 break; 739 linux_to_bsd_termios(&lios, &bios); 740 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred, 741 td)); 742 break; 743 744 case LINUX_TCGETA: 745 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred, 746 td); 747 if (error) 748 break; 749 bsd_to_linux_termio(&bios, &lio); 750 error = (copyout(&lio, (void *)args->arg, sizeof(lio))); 751 break; 752 753 case LINUX_TCSETA: 754 error = copyin((void *)args->arg, &lio, sizeof(lio)); 755 if (error) 756 break; 757 linux_to_bsd_termio(&lio, &bios); 758 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred, 759 td)); 760 break; 761 762 case LINUX_TCSETAW: 763 error = copyin((void *)args->arg, &lio, sizeof(lio)); 764 if (error) 765 break; 766 linux_to_bsd_termio(&lio, &bios); 767 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred, 768 td)); 769 break; 770 771 case LINUX_TCSETAF: 772 error = copyin((void *)args->arg, &lio, sizeof(lio)); 773 if (error) 774 break; 775 linux_to_bsd_termio(&lio, &bios); 776 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred, 777 td)); 778 break; 779 780 /* LINUX_TCSBRK */ 781 782 case LINUX_TCXONC: { 783 switch (args->arg) { 784 case LINUX_TCOOFF: 785 args->cmd = TIOCSTOP; 786 break; 787 case LINUX_TCOON: 788 args->cmd = TIOCSTART; 789 break; 790 case LINUX_TCIOFF: 791 case LINUX_TCION: { 792 int c; 793 struct write_args wr; 794 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, 795 td->td_ucred, td); 796 if (error) 797 break; 798 fdrop(fp, td); 799 c = (args->arg == LINUX_TCIOFF) ? VSTOP : VSTART; 800 c = bios.c_cc[c]; 801 if (c != _POSIX_VDISABLE) { 802 wr.fd = args->fd; 803 wr.buf = &c; 804 wr.nbyte = sizeof(c); 805 return (write(td, &wr)); 806 } else 807 return (0); 808 } 809 default: 810 fdrop(fp, td); 811 return (EINVAL); 812 } 813 args->arg = 0; 814 error = (ioctl(td, (struct ioctl_args *)args)); 815 break; 816 } 817 818 case LINUX_TCFLSH: { 819 int val; 820 switch (args->arg) { 821 case LINUX_TCIFLUSH: 822 val = FREAD; 823 break; 824 case LINUX_TCOFLUSH: 825 val = FWRITE; 826 break; 827 case LINUX_TCIOFLUSH: 828 val = FREAD | FWRITE; 829 break; 830 default: 831 fdrop(fp, td); 832 return (EINVAL); 833 } 834 error = (fo_ioctl(fp,TIOCFLUSH,(caddr_t)&val,td->td_ucred,td)); 835 break; 836 } 837 838 case LINUX_TIOCEXCL: 839 args->cmd = TIOCEXCL; 840 error = (ioctl(td, (struct ioctl_args *)args)); 841 break; 842 843 case LINUX_TIOCNXCL: 844 args->cmd = TIOCNXCL; 845 error = (ioctl(td, (struct ioctl_args *)args)); 846 break; 847 848 case LINUX_TIOCSCTTY: 849 args->cmd = TIOCSCTTY; 850 error = (ioctl(td, (struct ioctl_args *)args)); 851 break; 852 853 case LINUX_TIOCGPGRP: 854 args->cmd = TIOCGPGRP; 855 error = (ioctl(td, (struct ioctl_args *)args)); 856 break; 857 858 case LINUX_TIOCSPGRP: 859 args->cmd = TIOCSPGRP; 860 error = (ioctl(td, (struct ioctl_args *)args)); 861 break; 862 863 /* LINUX_TIOCOUTQ */ 864 /* LINUX_TIOCSTI */ 865 866 case LINUX_TIOCGWINSZ: 867 args->cmd = TIOCGWINSZ; 868 error = (ioctl(td, (struct ioctl_args *)args)); 869 break; 870 871 case LINUX_TIOCSWINSZ: 872 args->cmd = TIOCSWINSZ; 873 error = (ioctl(td, (struct ioctl_args *)args)); 874 break; 875 876 case LINUX_TIOCMGET: 877 args->cmd = TIOCMGET; 878 error = (ioctl(td, (struct ioctl_args *)args)); 879 break; 880 881 case LINUX_TIOCMBIS: 882 args->cmd = TIOCMBIS; 883 error = (ioctl(td, (struct ioctl_args *)args)); 884 break; 885 886 case LINUX_TIOCMBIC: 887 args->cmd = TIOCMBIC; 888 error = (ioctl(td, (struct ioctl_args *)args)); 889 break; 890 891 case LINUX_TIOCMSET: 892 args->cmd = TIOCMSET; 893 error = (ioctl(td, (struct ioctl_args *)args)); 894 break; 895 896 /* TIOCGSOFTCAR */ 897 /* TIOCSSOFTCAR */ 898 899 case LINUX_FIONREAD: /* LINUX_TIOCINQ */ 900 args->cmd = FIONREAD; 901 error = (ioctl(td, (struct ioctl_args *)args)); 902 break; 903 904 /* LINUX_TIOCLINUX */ 905 906 case LINUX_TIOCCONS: 907 args->cmd = TIOCCONS; 908 error = (ioctl(td, (struct ioctl_args *)args)); 909 break; 910 911 case LINUX_TIOCGSERIAL: { 912 struct linux_serial_struct lss; 913 lss.type = LINUX_PORT_16550A; 914 lss.flags = 0; 915 lss.close_delay = 0; 916 error = copyout(&lss, (void *)args->arg, sizeof(lss)); 917 break; 918 } 919 920 case LINUX_TIOCSSERIAL: { 921 struct linux_serial_struct lss; 922 error = copyin((void *)args->arg, &lss, sizeof(lss)); 923 if (error) 924 break; 925 /* XXX - It really helps to have an implementation that 926 * does nothing. NOT! 927 */ 928 error = 0; 929 break; 930 } 931 932 case LINUX_TIOCPKT: 933 args->cmd = TIOCPKT; 934 error = (ioctl(td, (struct ioctl_args *)args)); 935 break; 936 937 case LINUX_FIONBIO: 938 args->cmd = FIONBIO; 939 error = (ioctl(td, (struct ioctl_args *)args)); 940 break; 941 942 case LINUX_TIOCNOTTY: 943 args->cmd = TIOCNOTTY; 944 error = (ioctl(td, (struct ioctl_args *)args)); 945 break; 946 947 case LINUX_TIOCSETD: { 948 int line; 949 switch (args->arg) { 950 case LINUX_N_TTY: 951 line = TTYDISC; 952 break; 953 case LINUX_N_SLIP: 954 line = SLIPDISC; 955 break; 956 case LINUX_N_PPP: 957 line = PPPDISC; 958 break; 959 default: 960 fdrop(fp, td); 961 return (EINVAL); 962 } 963 error = (fo_ioctl(fp, TIOCSETD, (caddr_t)&line, td->td_ucred, 964 td)); 965 break; 966 } 967 968 case LINUX_TIOCGETD: { 969 int linux_line; 970 int bsd_line = TTYDISC; 971 error = fo_ioctl(fp, TIOCGETD, (caddr_t)&bsd_line, 972 td->td_ucred, td); 973 if (error) 974 return (error); 975 switch (bsd_line) { 976 case TTYDISC: 977 linux_line = LINUX_N_TTY; 978 break; 979 case SLIPDISC: 980 linux_line = LINUX_N_SLIP; 981 break; 982 case PPPDISC: 983 linux_line = LINUX_N_PPP; 984 break; 985 default: 986 fdrop(fp, td); 987 return (EINVAL); 988 } 989 error = (copyout(&linux_line, (void *)args->arg, sizeof(int))); 990 break; 991 } 992 993 /* LINUX_TCSBRKP */ 994 /* LINUX_TIOCTTYGSTRUCT */ 995 996 case LINUX_FIONCLEX: 997 args->cmd = FIONCLEX; 998 error = (ioctl(td, (struct ioctl_args *)args)); 999 break; 1000 1001 case LINUX_FIOCLEX: 1002 args->cmd = FIOCLEX; 1003 error = (ioctl(td, (struct ioctl_args *)args)); 1004 break; 1005 1006 case LINUX_FIOASYNC: 1007 args->cmd = FIOASYNC; 1008 error = (ioctl(td, (struct ioctl_args *)args)); 1009 break; 1010 1011 /* LINUX_TIOCSERCONFIG */ 1012 /* LINUX_TIOCSERGWILD */ 1013 /* LINUX_TIOCSERSWILD */ 1014 /* LINUX_TIOCGLCKTRMIOS */ 1015 /* LINUX_TIOCSLCKTRMIOS */ 1016 1017 case LINUX_TIOCSBRK: 1018 args->cmd = TIOCSBRK; 1019 error = (ioctl(td, (struct ioctl_args *)args)); 1020 break; 1021 1022 case LINUX_TIOCCBRK: 1023 args->cmd = TIOCCBRK; 1024 error = (ioctl(td, (struct ioctl_args *)args)); 1025 break; 1026 case LINUX_TIOCGPTN: { 1027 int nb; 1028 1029 error = fo_ioctl(fp, TIOCGPTN, (caddr_t)&nb, td->td_ucred, td); 1030 if (!error) 1031 error = copyout(&nb, (void *)args->arg, 1032 sizeof(int)); 1033 break; 1034 } 1035 case LINUX_TIOCSPTLCK: 1036 /* Our unlockpt() does nothing. */ 1037 error = 0; 1038 break; 1039 default: 1040 error = ENOIOCTL; 1041 break; 1042 } 1043 1044 fdrop(fp, td); 1045 return (error); 1046 } 1047 1048 /* 1049 * CDROM related ioctls 1050 */ 1051 1052 struct linux_cdrom_msf 1053 { 1054 u_char cdmsf_min0; 1055 u_char cdmsf_sec0; 1056 u_char cdmsf_frame0; 1057 u_char cdmsf_min1; 1058 u_char cdmsf_sec1; 1059 u_char cdmsf_frame1; 1060 }; 1061 1062 struct linux_cdrom_tochdr 1063 { 1064 u_char cdth_trk0; 1065 u_char cdth_trk1; 1066 }; 1067 1068 union linux_cdrom_addr 1069 { 1070 struct { 1071 u_char minute; 1072 u_char second; 1073 u_char frame; 1074 } msf; 1075 int lba; 1076 }; 1077 1078 struct linux_cdrom_tocentry 1079 { 1080 u_char cdte_track; 1081 u_char cdte_adr:4; 1082 u_char cdte_ctrl:4; 1083 u_char cdte_format; 1084 union linux_cdrom_addr cdte_addr; 1085 u_char cdte_datamode; 1086 }; 1087 1088 struct linux_cdrom_subchnl 1089 { 1090 u_char cdsc_format; 1091 u_char cdsc_audiostatus; 1092 u_char cdsc_adr:4; 1093 u_char cdsc_ctrl:4; 1094 u_char cdsc_trk; 1095 u_char cdsc_ind; 1096 union linux_cdrom_addr cdsc_absaddr; 1097 union linux_cdrom_addr cdsc_reladdr; 1098 }; 1099 1100 struct l_cdrom_read_audio { 1101 union linux_cdrom_addr addr; 1102 u_char addr_format; 1103 l_int nframes; 1104 u_char *buf; 1105 }; 1106 1107 struct l_dvd_layer { 1108 u_char book_version:4; 1109 u_char book_type:4; 1110 u_char min_rate:4; 1111 u_char disc_size:4; 1112 u_char layer_type:4; 1113 u_char track_path:1; 1114 u_char nlayers:2; 1115 u_char track_density:4; 1116 u_char linear_density:4; 1117 u_char bca:1; 1118 u_int32_t start_sector; 1119 u_int32_t end_sector; 1120 u_int32_t end_sector_l0; 1121 }; 1122 1123 struct l_dvd_physical { 1124 u_char type; 1125 u_char layer_num; 1126 struct l_dvd_layer layer[4]; 1127 }; 1128 1129 struct l_dvd_copyright { 1130 u_char type; 1131 u_char layer_num; 1132 u_char cpst; 1133 u_char rmi; 1134 }; 1135 1136 struct l_dvd_disckey { 1137 u_char type; 1138 l_uint agid:2; 1139 u_char value[2048]; 1140 }; 1141 1142 struct l_dvd_bca { 1143 u_char type; 1144 l_int len; 1145 u_char value[188]; 1146 }; 1147 1148 struct l_dvd_manufact { 1149 u_char type; 1150 u_char layer_num; 1151 l_int len; 1152 u_char value[2048]; 1153 }; 1154 1155 typedef union { 1156 u_char type; 1157 struct l_dvd_physical physical; 1158 struct l_dvd_copyright copyright; 1159 struct l_dvd_disckey disckey; 1160 struct l_dvd_bca bca; 1161 struct l_dvd_manufact manufact; 1162 } l_dvd_struct; 1163 1164 typedef u_char l_dvd_key[5]; 1165 typedef u_char l_dvd_challenge[10]; 1166 1167 struct l_dvd_lu_send_agid { 1168 u_char type; 1169 l_uint agid:2; 1170 }; 1171 1172 struct l_dvd_host_send_challenge { 1173 u_char type; 1174 l_uint agid:2; 1175 l_dvd_challenge chal; 1176 }; 1177 1178 struct l_dvd_send_key { 1179 u_char type; 1180 l_uint agid:2; 1181 l_dvd_key key; 1182 }; 1183 1184 struct l_dvd_lu_send_challenge { 1185 u_char type; 1186 l_uint agid:2; 1187 l_dvd_challenge chal; 1188 }; 1189 1190 struct l_dvd_lu_send_title_key { 1191 u_char type; 1192 l_uint agid:2; 1193 l_dvd_key title_key; 1194 l_int lba; 1195 l_uint cpm:1; 1196 l_uint cp_sec:1; 1197 l_uint cgms:2; 1198 }; 1199 1200 struct l_dvd_lu_send_asf { 1201 u_char type; 1202 l_uint agid:2; 1203 l_uint asf:1; 1204 }; 1205 1206 struct l_dvd_host_send_rpcstate { 1207 u_char type; 1208 u_char pdrc; 1209 }; 1210 1211 struct l_dvd_lu_send_rpcstate { 1212 u_char type:2; 1213 u_char vra:3; 1214 u_char ucca:3; 1215 u_char region_mask; 1216 u_char rpc_scheme; 1217 }; 1218 1219 typedef union { 1220 u_char type; 1221 struct l_dvd_lu_send_agid lsa; 1222 struct l_dvd_host_send_challenge hsc; 1223 struct l_dvd_send_key lsk; 1224 struct l_dvd_lu_send_challenge lsc; 1225 struct l_dvd_send_key hsk; 1226 struct l_dvd_lu_send_title_key lstk; 1227 struct l_dvd_lu_send_asf lsasf; 1228 struct l_dvd_host_send_rpcstate hrpcs; 1229 struct l_dvd_lu_send_rpcstate lrpcs; 1230 } l_dvd_authinfo; 1231 1232 static void 1233 bsd_to_linux_msf_lba(u_char af, union msf_lba *bp, union linux_cdrom_addr *lp) 1234 { 1235 if (af == CD_LBA_FORMAT) 1236 lp->lba = bp->lba; 1237 else { 1238 lp->msf.minute = bp->msf.minute; 1239 lp->msf.second = bp->msf.second; 1240 lp->msf.frame = bp->msf.frame; 1241 } 1242 } 1243 1244 static void 1245 set_linux_cdrom_addr(union linux_cdrom_addr *addr, int format, int lba) 1246 { 1247 if (format == LINUX_CDROM_MSF) { 1248 addr->msf.frame = lba % 75; 1249 lba /= 75; 1250 lba += 2; 1251 addr->msf.second = lba % 60; 1252 addr->msf.minute = lba / 60; 1253 } else 1254 addr->lba = lba; 1255 } 1256 1257 static int 1258 linux_to_bsd_dvd_struct(l_dvd_struct *lp, struct dvd_struct *bp) 1259 { 1260 bp->format = lp->type; 1261 switch (bp->format) { 1262 case DVD_STRUCT_PHYSICAL: 1263 if (bp->layer_num >= 4) 1264 return (EINVAL); 1265 bp->layer_num = lp->physical.layer_num; 1266 break; 1267 case DVD_STRUCT_COPYRIGHT: 1268 bp->layer_num = lp->copyright.layer_num; 1269 break; 1270 case DVD_STRUCT_DISCKEY: 1271 bp->agid = lp->disckey.agid; 1272 break; 1273 case DVD_STRUCT_BCA: 1274 case DVD_STRUCT_MANUFACT: 1275 break; 1276 default: 1277 return (EINVAL); 1278 } 1279 return (0); 1280 } 1281 1282 static int 1283 bsd_to_linux_dvd_struct(struct dvd_struct *bp, l_dvd_struct *lp) 1284 { 1285 switch (bp->format) { 1286 case DVD_STRUCT_PHYSICAL: { 1287 struct dvd_layer *blp = (struct dvd_layer *)bp->data; 1288 struct l_dvd_layer *llp = &lp->physical.layer[bp->layer_num]; 1289 memset(llp, 0, sizeof(*llp)); 1290 llp->book_version = blp->book_version; 1291 llp->book_type = blp->book_type; 1292 llp->min_rate = blp->max_rate; 1293 llp->disc_size = blp->disc_size; 1294 llp->layer_type = blp->layer_type; 1295 llp->track_path = blp->track_path; 1296 llp->nlayers = blp->nlayers; 1297 llp->track_density = blp->track_density; 1298 llp->linear_density = blp->linear_density; 1299 llp->bca = blp->bca; 1300 llp->start_sector = blp->start_sector; 1301 llp->end_sector = blp->end_sector; 1302 llp->end_sector_l0 = blp->end_sector_l0; 1303 break; 1304 } 1305 case DVD_STRUCT_COPYRIGHT: 1306 lp->copyright.cpst = bp->cpst; 1307 lp->copyright.rmi = bp->rmi; 1308 break; 1309 case DVD_STRUCT_DISCKEY: 1310 memcpy(lp->disckey.value, bp->data, sizeof(lp->disckey.value)); 1311 break; 1312 case DVD_STRUCT_BCA: 1313 lp->bca.len = bp->length; 1314 memcpy(lp->bca.value, bp->data, sizeof(lp->bca.value)); 1315 break; 1316 case DVD_STRUCT_MANUFACT: 1317 lp->manufact.len = bp->length; 1318 memcpy(lp->manufact.value, bp->data, 1319 sizeof(lp->manufact.value)); 1320 /* lp->manufact.layer_num is unused in linux (redhat 7.0) */ 1321 break; 1322 default: 1323 return (EINVAL); 1324 } 1325 return (0); 1326 } 1327 1328 static int 1329 linux_to_bsd_dvd_authinfo(l_dvd_authinfo *lp, int *bcode, 1330 struct dvd_authinfo *bp) 1331 { 1332 switch (lp->type) { 1333 case LINUX_DVD_LU_SEND_AGID: 1334 *bcode = DVDIOCREPORTKEY; 1335 bp->format = DVD_REPORT_AGID; 1336 bp->agid = lp->lsa.agid; 1337 break; 1338 case LINUX_DVD_HOST_SEND_CHALLENGE: 1339 *bcode = DVDIOCSENDKEY; 1340 bp->format = DVD_SEND_CHALLENGE; 1341 bp->agid = lp->hsc.agid; 1342 memcpy(bp->keychal, lp->hsc.chal, 10); 1343 break; 1344 case LINUX_DVD_LU_SEND_KEY1: 1345 *bcode = DVDIOCREPORTKEY; 1346 bp->format = DVD_REPORT_KEY1; 1347 bp->agid = lp->lsk.agid; 1348 break; 1349 case LINUX_DVD_LU_SEND_CHALLENGE: 1350 *bcode = DVDIOCREPORTKEY; 1351 bp->format = DVD_REPORT_CHALLENGE; 1352 bp->agid = lp->lsc.agid; 1353 break; 1354 case LINUX_DVD_HOST_SEND_KEY2: 1355 *bcode = DVDIOCSENDKEY; 1356 bp->format = DVD_SEND_KEY2; 1357 bp->agid = lp->hsk.agid; 1358 memcpy(bp->keychal, lp->hsk.key, 5); 1359 break; 1360 case LINUX_DVD_LU_SEND_TITLE_KEY: 1361 *bcode = DVDIOCREPORTKEY; 1362 bp->format = DVD_REPORT_TITLE_KEY; 1363 bp->agid = lp->lstk.agid; 1364 bp->lba = lp->lstk.lba; 1365 break; 1366 case LINUX_DVD_LU_SEND_ASF: 1367 *bcode = DVDIOCREPORTKEY; 1368 bp->format = DVD_REPORT_ASF; 1369 bp->agid = lp->lsasf.agid; 1370 break; 1371 case LINUX_DVD_INVALIDATE_AGID: 1372 *bcode = DVDIOCREPORTKEY; 1373 bp->format = DVD_INVALIDATE_AGID; 1374 bp->agid = lp->lsa.agid; 1375 break; 1376 case LINUX_DVD_LU_SEND_RPC_STATE: 1377 *bcode = DVDIOCREPORTKEY; 1378 bp->format = DVD_REPORT_RPC; 1379 break; 1380 case LINUX_DVD_HOST_SEND_RPC_STATE: 1381 *bcode = DVDIOCSENDKEY; 1382 bp->format = DVD_SEND_RPC; 1383 bp->region = lp->hrpcs.pdrc; 1384 break; 1385 default: 1386 return (EINVAL); 1387 } 1388 return (0); 1389 } 1390 1391 static int 1392 bsd_to_linux_dvd_authinfo(struct dvd_authinfo *bp, l_dvd_authinfo *lp) 1393 { 1394 switch (lp->type) { 1395 case LINUX_DVD_LU_SEND_AGID: 1396 lp->lsa.agid = bp->agid; 1397 break; 1398 case LINUX_DVD_HOST_SEND_CHALLENGE: 1399 lp->type = LINUX_DVD_LU_SEND_KEY1; 1400 break; 1401 case LINUX_DVD_LU_SEND_KEY1: 1402 memcpy(lp->lsk.key, bp->keychal, sizeof(lp->lsk.key)); 1403 break; 1404 case LINUX_DVD_LU_SEND_CHALLENGE: 1405 memcpy(lp->lsc.chal, bp->keychal, sizeof(lp->lsc.chal)); 1406 break; 1407 case LINUX_DVD_HOST_SEND_KEY2: 1408 lp->type = LINUX_DVD_AUTH_ESTABLISHED; 1409 break; 1410 case LINUX_DVD_LU_SEND_TITLE_KEY: 1411 memcpy(lp->lstk.title_key, bp->keychal, 1412 sizeof(lp->lstk.title_key)); 1413 lp->lstk.cpm = bp->cpm; 1414 lp->lstk.cp_sec = bp->cp_sec; 1415 lp->lstk.cgms = bp->cgms; 1416 break; 1417 case LINUX_DVD_LU_SEND_ASF: 1418 lp->lsasf.asf = bp->asf; 1419 break; 1420 case LINUX_DVD_INVALIDATE_AGID: 1421 break; 1422 case LINUX_DVD_LU_SEND_RPC_STATE: 1423 lp->lrpcs.type = bp->reg_type; 1424 lp->lrpcs.vra = bp->vend_rsts; 1425 lp->lrpcs.ucca = bp->user_rsts; 1426 lp->lrpcs.region_mask = bp->region; 1427 lp->lrpcs.rpc_scheme = bp->rpc_scheme; 1428 break; 1429 case LINUX_DVD_HOST_SEND_RPC_STATE: 1430 break; 1431 default: 1432 return (EINVAL); 1433 } 1434 return (0); 1435 } 1436 1437 static int 1438 linux_ioctl_cdrom(struct thread *td, struct linux_ioctl_args *args) 1439 { 1440 struct file *fp; 1441 int error; 1442 1443 if ((error = fget(td, args->fd, &fp)) != 0) 1444 return (error); 1445 switch (args->cmd & 0xffff) { 1446 1447 case LINUX_CDROMPAUSE: 1448 args->cmd = CDIOCPAUSE; 1449 error = (ioctl(td, (struct ioctl_args *)args)); 1450 break; 1451 1452 case LINUX_CDROMRESUME: 1453 args->cmd = CDIOCRESUME; 1454 error = (ioctl(td, (struct ioctl_args *)args)); 1455 break; 1456 1457 case LINUX_CDROMPLAYMSF: 1458 args->cmd = CDIOCPLAYMSF; 1459 error = (ioctl(td, (struct ioctl_args *)args)); 1460 break; 1461 1462 case LINUX_CDROMPLAYTRKIND: 1463 args->cmd = CDIOCPLAYTRACKS; 1464 error = (ioctl(td, (struct ioctl_args *)args)); 1465 break; 1466 1467 case LINUX_CDROMREADTOCHDR: { 1468 struct ioc_toc_header th; 1469 struct linux_cdrom_tochdr lth; 1470 error = fo_ioctl(fp, CDIOREADTOCHEADER, (caddr_t)&th, 1471 td->td_ucred, td); 1472 if (!error) { 1473 lth.cdth_trk0 = th.starting_track; 1474 lth.cdth_trk1 = th.ending_track; 1475 copyout(<h, (void *)args->arg, sizeof(lth)); 1476 } 1477 break; 1478 } 1479 1480 case LINUX_CDROMREADTOCENTRY: { 1481 struct linux_cdrom_tocentry lte; 1482 struct ioc_read_toc_single_entry irtse; 1483 1484 error = copyin((void *)args->arg, <e, sizeof(lte)); 1485 if (error) 1486 break; 1487 irtse.address_format = lte.cdte_format; 1488 irtse.track = lte.cdte_track; 1489 error = fo_ioctl(fp, CDIOREADTOCENTRY, (caddr_t)&irtse, 1490 td->td_ucred, td); 1491 if (!error) { 1492 lte.cdte_ctrl = irtse.entry.control; 1493 lte.cdte_adr = irtse.entry.addr_type; 1494 bsd_to_linux_msf_lba(irtse.address_format, 1495 &irtse.entry.addr, <e.cdte_addr); 1496 error = copyout(<e, (void *)args->arg, sizeof(lte)); 1497 } 1498 break; 1499 } 1500 1501 case LINUX_CDROMSTOP: 1502 args->cmd = CDIOCSTOP; 1503 error = (ioctl(td, (struct ioctl_args *)args)); 1504 break; 1505 1506 case LINUX_CDROMSTART: 1507 args->cmd = CDIOCSTART; 1508 error = (ioctl(td, (struct ioctl_args *)args)); 1509 break; 1510 1511 case LINUX_CDROMEJECT: 1512 args->cmd = CDIOCEJECT; 1513 error = (ioctl(td, (struct ioctl_args *)args)); 1514 break; 1515 1516 /* LINUX_CDROMVOLCTRL */ 1517 1518 case LINUX_CDROMSUBCHNL: { 1519 struct linux_cdrom_subchnl sc; 1520 struct ioc_read_subchannel bsdsc; 1521 struct cd_sub_channel_info bsdinfo; 1522 1523 bsdsc.address_format = CD_LBA_FORMAT; 1524 bsdsc.data_format = CD_CURRENT_POSITION; 1525 bsdsc.track = 0; 1526 bsdsc.data_len = sizeof(bsdinfo); 1527 bsdsc.data = &bsdinfo; 1528 error = fo_ioctl(fp, CDIOCREADSUBCHANNEL_SYSSPACE, 1529 (caddr_t)&bsdsc, td->td_ucred, td); 1530 if (error) 1531 break; 1532 error = copyin((void *)args->arg, &sc, sizeof(sc)); 1533 if (error) 1534 break; 1535 sc.cdsc_audiostatus = bsdinfo.header.audio_status; 1536 sc.cdsc_adr = bsdinfo.what.position.addr_type; 1537 sc.cdsc_ctrl = bsdinfo.what.position.control; 1538 sc.cdsc_trk = bsdinfo.what.position.track_number; 1539 sc.cdsc_ind = bsdinfo.what.position.index_number; 1540 set_linux_cdrom_addr(&sc.cdsc_absaddr, sc.cdsc_format, 1541 bsdinfo.what.position.absaddr.lba); 1542 set_linux_cdrom_addr(&sc.cdsc_reladdr, sc.cdsc_format, 1543 bsdinfo.what.position.reladdr.lba); 1544 error = copyout(&sc, (void *)args->arg, sizeof(sc)); 1545 break; 1546 } 1547 1548 /* LINUX_CDROMREADMODE2 */ 1549 /* LINUX_CDROMREADMODE1 */ 1550 /* LINUX_CDROMREADAUDIO */ 1551 /* LINUX_CDROMEJECT_SW */ 1552 /* LINUX_CDROMMULTISESSION */ 1553 /* LINUX_CDROM_GET_UPC */ 1554 1555 case LINUX_CDROMRESET: 1556 args->cmd = CDIOCRESET; 1557 error = (ioctl(td, (struct ioctl_args *)args)); 1558 break; 1559 1560 /* LINUX_CDROMVOLREAD */ 1561 /* LINUX_CDROMREADRAW */ 1562 /* LINUX_CDROMREADCOOKED */ 1563 /* LINUX_CDROMSEEK */ 1564 /* LINUX_CDROMPLAYBLK */ 1565 /* LINUX_CDROMREADALL */ 1566 /* LINUX_CDROMCLOSETRAY */ 1567 /* LINUX_CDROMLOADFROMSLOT */ 1568 /* LINUX_CDROMGETSPINDOWN */ 1569 /* LINUX_CDROMSETSPINDOWN */ 1570 /* LINUX_CDROM_SET_OPTIONS */ 1571 /* LINUX_CDROM_CLEAR_OPTIONS */ 1572 /* LINUX_CDROM_SELECT_SPEED */ 1573 /* LINUX_CDROM_SELECT_DISC */ 1574 /* LINUX_CDROM_MEDIA_CHANGED */ 1575 /* LINUX_CDROM_DRIVE_STATUS */ 1576 /* LINUX_CDROM_DISC_STATUS */ 1577 /* LINUX_CDROM_CHANGER_NSLOTS */ 1578 /* LINUX_CDROM_LOCKDOOR */ 1579 /* LINUX_CDROM_DEBUG */ 1580 /* LINUX_CDROM_GET_CAPABILITY */ 1581 /* LINUX_CDROMAUDIOBUFSIZ */ 1582 1583 case LINUX_DVD_READ_STRUCT: { 1584 l_dvd_struct *lds; 1585 struct dvd_struct *bds; 1586 1587 lds = malloc(sizeof(*lds), M_LINUX, M_WAITOK); 1588 bds = malloc(sizeof(*bds), M_LINUX, M_WAITOK); 1589 error = copyin((void *)args->arg, lds, sizeof(*lds)); 1590 if (error) 1591 goto out; 1592 error = linux_to_bsd_dvd_struct(lds, bds); 1593 if (error) 1594 goto out; 1595 error = fo_ioctl(fp, DVDIOCREADSTRUCTURE, (caddr_t)bds, 1596 td->td_ucred, td); 1597 if (error) 1598 goto out; 1599 error = bsd_to_linux_dvd_struct(bds, lds); 1600 if (error) 1601 goto out; 1602 error = copyout(lds, (void *)args->arg, sizeof(*lds)); 1603 out: 1604 free(bds, M_LINUX); 1605 free(lds, M_LINUX); 1606 break; 1607 } 1608 1609 /* LINUX_DVD_WRITE_STRUCT */ 1610 1611 case LINUX_DVD_AUTH: { 1612 l_dvd_authinfo lda; 1613 struct dvd_authinfo bda; 1614 int bcode; 1615 1616 error = copyin((void *)args->arg, &lda, sizeof(lda)); 1617 if (error) 1618 break; 1619 error = linux_to_bsd_dvd_authinfo(&lda, &bcode, &bda); 1620 if (error) 1621 break; 1622 error = fo_ioctl(fp, bcode, (caddr_t)&bda, td->td_ucred, 1623 td); 1624 if (error) { 1625 if (lda.type == LINUX_DVD_HOST_SEND_KEY2) { 1626 lda.type = LINUX_DVD_AUTH_FAILURE; 1627 copyout(&lda, (void *)args->arg, sizeof(lda)); 1628 } 1629 break; 1630 } 1631 error = bsd_to_linux_dvd_authinfo(&bda, &lda); 1632 if (error) 1633 break; 1634 error = copyout(&lda, (void *)args->arg, sizeof(lda)); 1635 break; 1636 } 1637 1638 case LINUX_SCSI_GET_BUS_NUMBER: 1639 case LINUX_SCSI_GET_IDLUN: 1640 error = linux_ioctl_sg(td, args); 1641 break; 1642 1643 /* LINUX_CDROM_SEND_PACKET */ 1644 /* LINUX_CDROM_NEXT_WRITABLE */ 1645 /* LINUX_CDROM_LAST_WRITTEN */ 1646 1647 default: 1648 error = ENOIOCTL; 1649 break; 1650 } 1651 1652 fdrop(fp, td); 1653 return (error); 1654 } 1655 1656 static int 1657 linux_ioctl_vfat(struct thread *td, struct linux_ioctl_args *args) 1658 { 1659 1660 return (ENOTTY); 1661 } 1662 1663 /* 1664 * Sound related ioctls 1665 */ 1666 1667 struct linux_mixer_info { 1668 char id[16]; 1669 char name[32]; 1670 int modify_counter; 1671 int fillers[10]; 1672 }; 1673 1674 struct linux_old_mixer_info { 1675 char id[16]; 1676 char name[32]; 1677 }; 1678 1679 static u_int32_t dirbits[4] = { IOC_VOID, IOC_IN, IOC_OUT, IOC_INOUT }; 1680 1681 #define SETDIR(c) (((c) & ~IOC_DIRMASK) | dirbits[args->cmd >> 30]) 1682 1683 static int 1684 linux_ioctl_sound(struct thread *td, struct linux_ioctl_args *args) 1685 { 1686 1687 switch (args->cmd & 0xffff) { 1688 1689 case LINUX_SOUND_MIXER_WRITE_VOLUME: 1690 args->cmd = SETDIR(SOUND_MIXER_WRITE_VOLUME); 1691 return (ioctl(td, (struct ioctl_args *)args)); 1692 1693 case LINUX_SOUND_MIXER_WRITE_BASS: 1694 args->cmd = SETDIR(SOUND_MIXER_WRITE_BASS); 1695 return (ioctl(td, (struct ioctl_args *)args)); 1696 1697 case LINUX_SOUND_MIXER_WRITE_TREBLE: 1698 args->cmd = SETDIR(SOUND_MIXER_WRITE_TREBLE); 1699 return (ioctl(td, (struct ioctl_args *)args)); 1700 1701 case LINUX_SOUND_MIXER_WRITE_SYNTH: 1702 args->cmd = SETDIR(SOUND_MIXER_WRITE_SYNTH); 1703 return (ioctl(td, (struct ioctl_args *)args)); 1704 1705 case LINUX_SOUND_MIXER_WRITE_PCM: 1706 args->cmd = SETDIR(SOUND_MIXER_WRITE_PCM); 1707 return (ioctl(td, (struct ioctl_args *)args)); 1708 1709 case LINUX_SOUND_MIXER_WRITE_SPEAKER: 1710 args->cmd = SETDIR(SOUND_MIXER_WRITE_SPEAKER); 1711 return (ioctl(td, (struct ioctl_args *)args)); 1712 1713 case LINUX_SOUND_MIXER_WRITE_LINE: 1714 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE); 1715 return (ioctl(td, (struct ioctl_args *)args)); 1716 1717 case LINUX_SOUND_MIXER_WRITE_MIC: 1718 args->cmd = SETDIR(SOUND_MIXER_WRITE_MIC); 1719 return (ioctl(td, (struct ioctl_args *)args)); 1720 1721 case LINUX_SOUND_MIXER_WRITE_CD: 1722 args->cmd = SETDIR(SOUND_MIXER_WRITE_CD); 1723 return (ioctl(td, (struct ioctl_args *)args)); 1724 1725 case LINUX_SOUND_MIXER_WRITE_IMIX: 1726 args->cmd = SETDIR(SOUND_MIXER_WRITE_IMIX); 1727 return (ioctl(td, (struct ioctl_args *)args)); 1728 1729 case LINUX_SOUND_MIXER_WRITE_ALTPCM: 1730 args->cmd = SETDIR(SOUND_MIXER_WRITE_ALTPCM); 1731 return (ioctl(td, (struct ioctl_args *)args)); 1732 1733 case LINUX_SOUND_MIXER_WRITE_RECLEV: 1734 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECLEV); 1735 return (ioctl(td, (struct ioctl_args *)args)); 1736 1737 case LINUX_SOUND_MIXER_WRITE_IGAIN: 1738 args->cmd = SETDIR(SOUND_MIXER_WRITE_IGAIN); 1739 return (ioctl(td, (struct ioctl_args *)args)); 1740 1741 case LINUX_SOUND_MIXER_WRITE_OGAIN: 1742 args->cmd = SETDIR(SOUND_MIXER_WRITE_OGAIN); 1743 return (ioctl(td, (struct ioctl_args *)args)); 1744 1745 case LINUX_SOUND_MIXER_WRITE_LINE1: 1746 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE1); 1747 return (ioctl(td, (struct ioctl_args *)args)); 1748 1749 case LINUX_SOUND_MIXER_WRITE_LINE2: 1750 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE2); 1751 return (ioctl(td, (struct ioctl_args *)args)); 1752 1753 case LINUX_SOUND_MIXER_WRITE_LINE3: 1754 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE3); 1755 return (ioctl(td, (struct ioctl_args *)args)); 1756 1757 case LINUX_SOUND_MIXER_INFO: { 1758 /* Key on encoded length */ 1759 switch ((args->cmd >> 16) & 0x1fff) { 1760 case 0x005c: { /* SOUND_MIXER_INFO */ 1761 struct linux_mixer_info info; 1762 bzero(&info, sizeof(info)); 1763 strncpy(info.id, "OSS", sizeof(info.id) - 1); 1764 strncpy(info.name, "FreeBSD OSS Mixer", sizeof(info.name) - 1); 1765 copyout(&info, (void *)args->arg, sizeof(info)); 1766 return (0); 1767 } 1768 case 0x0030: { /* SOUND_OLD_MIXER_INFO */ 1769 struct linux_old_mixer_info info; 1770 bzero(&info, sizeof(info)); 1771 strncpy(info.id, "OSS", sizeof(info.id) - 1); 1772 strncpy(info.name, "FreeBSD OSS Mixer", sizeof(info.name) - 1); 1773 copyout(&info, (void *)args->arg, sizeof(info)); 1774 return (0); 1775 } 1776 default: 1777 return (ENOIOCTL); 1778 } 1779 break; 1780 } 1781 1782 case LINUX_OSS_GETVERSION: { 1783 int version = linux_get_oss_version(td); 1784 return (copyout(&version, (void *)args->arg, sizeof(int))); 1785 } 1786 1787 case LINUX_SOUND_MIXER_READ_STEREODEVS: 1788 args->cmd = SOUND_MIXER_READ_STEREODEVS; 1789 return (ioctl(td, (struct ioctl_args *)args)); 1790 1791 case LINUX_SOUND_MIXER_READ_CAPS: 1792 args->cmd = SOUND_MIXER_READ_CAPS; 1793 return (ioctl(td, (struct ioctl_args *)args)); 1794 1795 case LINUX_SOUND_MIXER_READ_RECMASK: 1796 args->cmd = SOUND_MIXER_READ_RECMASK; 1797 return (ioctl(td, (struct ioctl_args *)args)); 1798 1799 case LINUX_SOUND_MIXER_READ_DEVMASK: 1800 args->cmd = SOUND_MIXER_READ_DEVMASK; 1801 return (ioctl(td, (struct ioctl_args *)args)); 1802 1803 case LINUX_SOUND_MIXER_WRITE_RECSRC: 1804 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECSRC); 1805 return (ioctl(td, (struct ioctl_args *)args)); 1806 1807 case LINUX_SNDCTL_DSP_RESET: 1808 args->cmd = SNDCTL_DSP_RESET; 1809 return (ioctl(td, (struct ioctl_args *)args)); 1810 1811 case LINUX_SNDCTL_DSP_SYNC: 1812 args->cmd = SNDCTL_DSP_SYNC; 1813 return (ioctl(td, (struct ioctl_args *)args)); 1814 1815 case LINUX_SNDCTL_DSP_SPEED: 1816 args->cmd = SNDCTL_DSP_SPEED; 1817 return (ioctl(td, (struct ioctl_args *)args)); 1818 1819 case LINUX_SNDCTL_DSP_STEREO: 1820 args->cmd = SNDCTL_DSP_STEREO; 1821 return (ioctl(td, (struct ioctl_args *)args)); 1822 1823 case LINUX_SNDCTL_DSP_GETBLKSIZE: /* LINUX_SNDCTL_DSP_SETBLKSIZE */ 1824 args->cmd = SNDCTL_DSP_GETBLKSIZE; 1825 return (ioctl(td, (struct ioctl_args *)args)); 1826 1827 case LINUX_SNDCTL_DSP_SETFMT: 1828 args->cmd = SNDCTL_DSP_SETFMT; 1829 return (ioctl(td, (struct ioctl_args *)args)); 1830 1831 case LINUX_SOUND_PCM_WRITE_CHANNELS: 1832 args->cmd = SOUND_PCM_WRITE_CHANNELS; 1833 return (ioctl(td, (struct ioctl_args *)args)); 1834 1835 case LINUX_SOUND_PCM_WRITE_FILTER: 1836 args->cmd = SOUND_PCM_WRITE_FILTER; 1837 return (ioctl(td, (struct ioctl_args *)args)); 1838 1839 case LINUX_SNDCTL_DSP_POST: 1840 args->cmd = SNDCTL_DSP_POST; 1841 return (ioctl(td, (struct ioctl_args *)args)); 1842 1843 case LINUX_SNDCTL_DSP_SUBDIVIDE: 1844 args->cmd = SNDCTL_DSP_SUBDIVIDE; 1845 return (ioctl(td, (struct ioctl_args *)args)); 1846 1847 case LINUX_SNDCTL_DSP_SETFRAGMENT: 1848 args->cmd = SNDCTL_DSP_SETFRAGMENT; 1849 return (ioctl(td, (struct ioctl_args *)args)); 1850 1851 case LINUX_SNDCTL_DSP_GETFMTS: 1852 args->cmd = SNDCTL_DSP_GETFMTS; 1853 return (ioctl(td, (struct ioctl_args *)args)); 1854 1855 case LINUX_SNDCTL_DSP_GETOSPACE: 1856 args->cmd = SNDCTL_DSP_GETOSPACE; 1857 return (ioctl(td, (struct ioctl_args *)args)); 1858 1859 case LINUX_SNDCTL_DSP_GETISPACE: 1860 args->cmd = SNDCTL_DSP_GETISPACE; 1861 return (ioctl(td, (struct ioctl_args *)args)); 1862 1863 case LINUX_SNDCTL_DSP_NONBLOCK: 1864 args->cmd = SNDCTL_DSP_NONBLOCK; 1865 return (ioctl(td, (struct ioctl_args *)args)); 1866 1867 case LINUX_SNDCTL_DSP_GETCAPS: 1868 args->cmd = SNDCTL_DSP_GETCAPS; 1869 return (ioctl(td, (struct ioctl_args *)args)); 1870 1871 case LINUX_SNDCTL_DSP_SETTRIGGER: /* LINUX_SNDCTL_GETTRIGGER */ 1872 args->cmd = SNDCTL_DSP_SETTRIGGER; 1873 return (ioctl(td, (struct ioctl_args *)args)); 1874 1875 case LINUX_SNDCTL_DSP_GETIPTR: 1876 args->cmd = SNDCTL_DSP_GETIPTR; 1877 return (ioctl(td, (struct ioctl_args *)args)); 1878 1879 case LINUX_SNDCTL_DSP_GETOPTR: 1880 args->cmd = SNDCTL_DSP_GETOPTR; 1881 return (ioctl(td, (struct ioctl_args *)args)); 1882 1883 case LINUX_SNDCTL_DSP_SETDUPLEX: 1884 args->cmd = SNDCTL_DSP_SETDUPLEX; 1885 return (ioctl(td, (struct ioctl_args *)args)); 1886 1887 case LINUX_SNDCTL_DSP_GETODELAY: 1888 args->cmd = SNDCTL_DSP_GETODELAY; 1889 return (ioctl(td, (struct ioctl_args *)args)); 1890 1891 case LINUX_SNDCTL_SEQ_RESET: 1892 args->cmd = SNDCTL_SEQ_RESET; 1893 return (ioctl(td, (struct ioctl_args *)args)); 1894 1895 case LINUX_SNDCTL_SEQ_SYNC: 1896 args->cmd = SNDCTL_SEQ_SYNC; 1897 return (ioctl(td, (struct ioctl_args *)args)); 1898 1899 case LINUX_SNDCTL_SYNTH_INFO: 1900 args->cmd = SNDCTL_SYNTH_INFO; 1901 return (ioctl(td, (struct ioctl_args *)args)); 1902 1903 case LINUX_SNDCTL_SEQ_CTRLRATE: 1904 args->cmd = SNDCTL_SEQ_CTRLRATE; 1905 return (ioctl(td, (struct ioctl_args *)args)); 1906 1907 case LINUX_SNDCTL_SEQ_GETOUTCOUNT: 1908 args->cmd = SNDCTL_SEQ_GETOUTCOUNT; 1909 return (ioctl(td, (struct ioctl_args *)args)); 1910 1911 case LINUX_SNDCTL_SEQ_GETINCOUNT: 1912 args->cmd = SNDCTL_SEQ_GETINCOUNT; 1913 return (ioctl(td, (struct ioctl_args *)args)); 1914 1915 case LINUX_SNDCTL_SEQ_PERCMODE: 1916 args->cmd = SNDCTL_SEQ_PERCMODE; 1917 return (ioctl(td, (struct ioctl_args *)args)); 1918 1919 case LINUX_SNDCTL_FM_LOAD_INSTR: 1920 args->cmd = SNDCTL_FM_LOAD_INSTR; 1921 return (ioctl(td, (struct ioctl_args *)args)); 1922 1923 case LINUX_SNDCTL_SEQ_TESTMIDI: 1924 args->cmd = SNDCTL_SEQ_TESTMIDI; 1925 return (ioctl(td, (struct ioctl_args *)args)); 1926 1927 case LINUX_SNDCTL_SEQ_RESETSAMPLES: 1928 args->cmd = SNDCTL_SEQ_RESETSAMPLES; 1929 return (ioctl(td, (struct ioctl_args *)args)); 1930 1931 case LINUX_SNDCTL_SEQ_NRSYNTHS: 1932 args->cmd = SNDCTL_SEQ_NRSYNTHS; 1933 return (ioctl(td, (struct ioctl_args *)args)); 1934 1935 case LINUX_SNDCTL_SEQ_NRMIDIS: 1936 args->cmd = SNDCTL_SEQ_NRMIDIS; 1937 return (ioctl(td, (struct ioctl_args *)args)); 1938 1939 case LINUX_SNDCTL_MIDI_INFO: 1940 args->cmd = SNDCTL_MIDI_INFO; 1941 return (ioctl(td, (struct ioctl_args *)args)); 1942 1943 case LINUX_SNDCTL_SEQ_TRESHOLD: 1944 args->cmd = SNDCTL_SEQ_TRESHOLD; 1945 return (ioctl(td, (struct ioctl_args *)args)); 1946 1947 case LINUX_SNDCTL_SYNTH_MEMAVL: 1948 args->cmd = SNDCTL_SYNTH_MEMAVL; 1949 return (ioctl(td, (struct ioctl_args *)args)); 1950 1951 } 1952 1953 return (ENOIOCTL); 1954 } 1955 1956 /* 1957 * Console related ioctls 1958 */ 1959 1960 #define ISSIGVALID(sig) ((sig) > 0 && (sig) < NSIG) 1961 1962 static int 1963 linux_ioctl_console(struct thread *td, struct linux_ioctl_args *args) 1964 { 1965 struct file *fp; 1966 int error; 1967 1968 if ((error = fget(td, args->fd, &fp)) != 0) 1969 return (error); 1970 switch (args->cmd & 0xffff) { 1971 1972 case LINUX_KIOCSOUND: 1973 args->cmd = KIOCSOUND; 1974 error = (ioctl(td, (struct ioctl_args *)args)); 1975 break; 1976 1977 case LINUX_KDMKTONE: 1978 args->cmd = KDMKTONE; 1979 error = (ioctl(td, (struct ioctl_args *)args)); 1980 break; 1981 1982 case LINUX_KDGETLED: 1983 args->cmd = KDGETLED; 1984 error = (ioctl(td, (struct ioctl_args *)args)); 1985 break; 1986 1987 case LINUX_KDSETLED: 1988 args->cmd = KDSETLED; 1989 error = (ioctl(td, (struct ioctl_args *)args)); 1990 break; 1991 1992 case LINUX_KDSETMODE: 1993 args->cmd = KDSETMODE; 1994 error = (ioctl(td, (struct ioctl_args *)args)); 1995 break; 1996 1997 case LINUX_KDGETMODE: 1998 args->cmd = KDGETMODE; 1999 error = (ioctl(td, (struct ioctl_args *)args)); 2000 break; 2001 2002 case LINUX_KDGKBMODE: 2003 args->cmd = KDGKBMODE; 2004 error = (ioctl(td, (struct ioctl_args *)args)); 2005 break; 2006 2007 case LINUX_KDSKBMODE: { 2008 int kbdmode; 2009 switch (args->arg) { 2010 case LINUX_KBD_RAW: 2011 kbdmode = K_RAW; 2012 break; 2013 case LINUX_KBD_XLATE: 2014 kbdmode = K_XLATE; 2015 break; 2016 case LINUX_KBD_MEDIUMRAW: 2017 kbdmode = K_RAW; 2018 break; 2019 default: 2020 fdrop(fp, td); 2021 return (EINVAL); 2022 } 2023 error = (fo_ioctl(fp, KDSKBMODE, (caddr_t)&kbdmode, 2024 td->td_ucred, td)); 2025 break; 2026 } 2027 2028 case LINUX_VT_OPENQRY: 2029 args->cmd = VT_OPENQRY; 2030 error = (ioctl(td, (struct ioctl_args *)args)); 2031 break; 2032 2033 case LINUX_VT_GETMODE: 2034 args->cmd = VT_GETMODE; 2035 error = (ioctl(td, (struct ioctl_args *)args)); 2036 break; 2037 2038 case LINUX_VT_SETMODE: { 2039 struct vt_mode mode; 2040 if ((error = copyin((void *)args->arg, &mode, sizeof(mode)))) 2041 break; 2042 if (!ISSIGVALID(mode.frsig) && ISSIGVALID(mode.acqsig)) 2043 mode.frsig = mode.acqsig; 2044 if ((error = copyout(&mode, (void *)args->arg, sizeof(mode)))) 2045 break; 2046 args->cmd = VT_SETMODE; 2047 error = (ioctl(td, (struct ioctl_args *)args)); 2048 break; 2049 } 2050 2051 case LINUX_VT_GETSTATE: 2052 args->cmd = VT_GETACTIVE; 2053 error = (ioctl(td, (struct ioctl_args *)args)); 2054 break; 2055 2056 case LINUX_VT_RELDISP: 2057 args->cmd = VT_RELDISP; 2058 error = (ioctl(td, (struct ioctl_args *)args)); 2059 break; 2060 2061 case LINUX_VT_ACTIVATE: 2062 args->cmd = VT_ACTIVATE; 2063 error = (ioctl(td, (struct ioctl_args *)args)); 2064 break; 2065 2066 case LINUX_VT_WAITACTIVE: 2067 args->cmd = VT_WAITACTIVE; 2068 error = (ioctl(td, (struct ioctl_args *)args)); 2069 break; 2070 2071 default: 2072 error = ENOIOCTL; 2073 break; 2074 } 2075 2076 fdrop(fp, td); 2077 return (error); 2078 } 2079 2080 /* 2081 * Criteria for interface name translation 2082 */ 2083 #define IFP_IS_ETH(ifp) (ifp->if_type == IFT_ETHER) 2084 2085 /* 2086 * Interface function used by linprocfs (at the time of writing). It's not 2087 * used by the Linuxulator itself. 2088 */ 2089 int 2090 linux_ifname(struct ifnet *ifp, char *buffer, size_t buflen) 2091 { 2092 struct ifnet *ifscan; 2093 int ethno; 2094 2095 IFNET_RLOCK_ASSERT(); 2096 2097 /* Short-circuit non ethernet interfaces */ 2098 if (!IFP_IS_ETH(ifp)) 2099 return (strlcpy(buffer, ifp->if_xname, buflen)); 2100 2101 /* Determine the (relative) unit number for ethernet interfaces */ 2102 ethno = 0; 2103 TAILQ_FOREACH(ifscan, &V_ifnet, if_link) { 2104 if (ifscan == ifp) 2105 return (snprintf(buffer, buflen, "eth%d", ethno)); 2106 if (IFP_IS_ETH(ifscan)) 2107 ethno++; 2108 } 2109 2110 return (0); 2111 } 2112 2113 /* 2114 * Translate a Linux interface name to a FreeBSD interface name, 2115 * and return the associated ifnet structure 2116 * bsdname and lxname need to be least IFNAMSIZ bytes long, but 2117 * can point to the same buffer. 2118 */ 2119 2120 static struct ifnet * 2121 ifname_linux_to_bsd(struct thread *td, const char *lxname, char *bsdname) 2122 { 2123 struct ifnet *ifp; 2124 int len, unit; 2125 char *ep; 2126 int is_eth, index; 2127 2128 for (len = 0; len < LINUX_IFNAMSIZ; ++len) 2129 if (!isalpha(lxname[len])) 2130 break; 2131 if (len == 0 || len == LINUX_IFNAMSIZ) 2132 return (NULL); 2133 unit = (int)strtoul(lxname + len, &ep, 10); 2134 if (ep == NULL || ep == lxname + len || ep >= lxname + LINUX_IFNAMSIZ) 2135 return (NULL); 2136 index = 0; 2137 is_eth = (len == 3 && !strncmp(lxname, "eth", len)) ? 1 : 0; 2138 CURVNET_SET(TD_TO_VNET(td)); 2139 IFNET_RLOCK(); 2140 TAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2141 /* 2142 * Allow Linux programs to use FreeBSD names. Don't presume 2143 * we never have an interface named "eth", so don't make 2144 * the test optional based on is_eth. 2145 */ 2146 if (strncmp(ifp->if_xname, lxname, LINUX_IFNAMSIZ) == 0) 2147 break; 2148 if (is_eth && IFP_IS_ETH(ifp) && unit == index++) 2149 break; 2150 } 2151 IFNET_RUNLOCK(); 2152 CURVNET_RESTORE(); 2153 if (ifp != NULL) 2154 strlcpy(bsdname, ifp->if_xname, IFNAMSIZ); 2155 return (ifp); 2156 } 2157 2158 /* 2159 * Implement the SIOCGIFCONF ioctl 2160 */ 2161 2162 static int 2163 linux_ifconf(struct thread *td, struct ifconf *uifc) 2164 { 2165 #ifdef COMPAT_LINUX32 2166 struct l_ifconf ifc; 2167 #else 2168 struct ifconf ifc; 2169 #endif 2170 struct l_ifreq ifr; 2171 struct ifnet *ifp; 2172 struct ifaddr *ifa; 2173 struct sbuf *sb; 2174 int error, ethno, full = 0, valid_len, max_len; 2175 2176 error = copyin(uifc, &ifc, sizeof(ifc)); 2177 if (error != 0) 2178 return (error); 2179 2180 max_len = MAXPHYS - 1; 2181 2182 CURVNET_SET(TD_TO_VNET(td)); 2183 /* handle the 'request buffer size' case */ 2184 if (ifc.ifc_buf == PTROUT(NULL)) { 2185 ifc.ifc_len = 0; 2186 IFNET_RLOCK(); 2187 TAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2188 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2189 struct sockaddr *sa = ifa->ifa_addr; 2190 if (sa->sa_family == AF_INET) 2191 ifc.ifc_len += sizeof(ifr); 2192 } 2193 } 2194 IFNET_RUNLOCK(); 2195 error = copyout(&ifc, uifc, sizeof(ifc)); 2196 CURVNET_RESTORE(); 2197 return (error); 2198 } 2199 2200 if (ifc.ifc_len <= 0) { 2201 CURVNET_RESTORE(); 2202 return (EINVAL); 2203 } 2204 2205 again: 2206 /* Keep track of eth interfaces */ 2207 ethno = 0; 2208 if (ifc.ifc_len <= max_len) { 2209 max_len = ifc.ifc_len; 2210 full = 1; 2211 } 2212 sb = sbuf_new(NULL, NULL, max_len + 1, SBUF_FIXEDLEN); 2213 max_len = 0; 2214 valid_len = 0; 2215 2216 /* Return all AF_INET addresses of all interfaces */ 2217 IFNET_RLOCK(); 2218 TAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2219 int addrs = 0; 2220 2221 bzero(&ifr, sizeof(ifr)); 2222 if (IFP_IS_ETH(ifp)) 2223 snprintf(ifr.ifr_name, LINUX_IFNAMSIZ, "eth%d", 2224 ethno++); 2225 else 2226 strlcpy(ifr.ifr_name, ifp->if_xname, LINUX_IFNAMSIZ); 2227 2228 /* Walk the address list */ 2229 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2230 struct sockaddr *sa = ifa->ifa_addr; 2231 2232 if (sa->sa_family == AF_INET) { 2233 ifr.ifr_addr.sa_family = LINUX_AF_INET; 2234 memcpy(ifr.ifr_addr.sa_data, sa->sa_data, 2235 sizeof(ifr.ifr_addr.sa_data)); 2236 sbuf_bcat(sb, &ifr, sizeof(ifr)); 2237 max_len += sizeof(ifr); 2238 addrs++; 2239 } 2240 2241 if (sbuf_error(sb) == 0) 2242 valid_len = sbuf_len(sb); 2243 } 2244 if (addrs == 0) { 2245 bzero((caddr_t)&ifr.ifr_addr, sizeof(ifr.ifr_addr)); 2246 sbuf_bcat(sb, &ifr, sizeof(ifr)); 2247 max_len += sizeof(ifr); 2248 2249 if (sbuf_error(sb) == 0) 2250 valid_len = sbuf_len(sb); 2251 } 2252 } 2253 IFNET_RUNLOCK(); 2254 2255 if (valid_len != max_len && !full) { 2256 sbuf_delete(sb); 2257 goto again; 2258 } 2259 2260 ifc.ifc_len = valid_len; 2261 sbuf_finish(sb); 2262 memcpy(PTRIN(ifc.ifc_buf), sbuf_data(sb), ifc.ifc_len); 2263 error = copyout(&ifc, uifc, sizeof(ifc)); 2264 sbuf_delete(sb); 2265 CURVNET_RESTORE(); 2266 2267 return (error); 2268 } 2269 2270 static int 2271 linux_gifflags(struct thread *td, struct ifnet *ifp, struct l_ifreq *ifr) 2272 { 2273 l_short flags; 2274 2275 flags = (ifp->if_flags | ifp->if_drv_flags) & 0xffff; 2276 /* these flags have no Linux equivalent */ 2277 flags &= ~(IFF_SMART|IFF_DRV_OACTIVE|IFF_SIMPLEX| 2278 IFF_LINK0|IFF_LINK1|IFF_LINK2); 2279 /* Linux' multicast flag is in a different bit */ 2280 if (flags & IFF_MULTICAST) { 2281 flags &= ~IFF_MULTICAST; 2282 flags |= 0x1000; 2283 } 2284 2285 return (copyout(&flags, &ifr->ifr_flags, sizeof(flags))); 2286 } 2287 2288 #define ARPHRD_ETHER 1 2289 #define ARPHRD_LOOPBACK 772 2290 2291 static int 2292 linux_gifhwaddr(struct ifnet *ifp, struct l_ifreq *ifr) 2293 { 2294 struct ifaddr *ifa; 2295 struct sockaddr_dl *sdl; 2296 struct l_sockaddr lsa; 2297 2298 if (ifp->if_type == IFT_LOOP) { 2299 bzero(&lsa, sizeof(lsa)); 2300 lsa.sa_family = ARPHRD_LOOPBACK; 2301 return (copyout(&lsa, &ifr->ifr_hwaddr, sizeof(lsa))); 2302 } 2303 2304 if (ifp->if_type != IFT_ETHER) 2305 return (ENOENT); 2306 2307 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2308 sdl = (struct sockaddr_dl*)ifa->ifa_addr; 2309 if (sdl != NULL && (sdl->sdl_family == AF_LINK) && 2310 (sdl->sdl_type == IFT_ETHER)) { 2311 bzero(&lsa, sizeof(lsa)); 2312 lsa.sa_family = ARPHRD_ETHER; 2313 bcopy(LLADDR(sdl), lsa.sa_data, LINUX_IFHWADDRLEN); 2314 return (copyout(&lsa, &ifr->ifr_hwaddr, sizeof(lsa))); 2315 } 2316 } 2317 2318 return (ENOENT); 2319 } 2320 2321 2322 /* 2323 * If we fault in bsd_to_linux_ifreq() then we will fault when we call 2324 * the native ioctl(). Thus, we don't really need to check the return 2325 * value of this function. 2326 */ 2327 static int 2328 bsd_to_linux_ifreq(struct ifreq *arg) 2329 { 2330 struct ifreq ifr; 2331 size_t ifr_len = sizeof(struct ifreq); 2332 int error; 2333 2334 if ((error = copyin(arg, &ifr, ifr_len))) 2335 return (error); 2336 2337 *(u_short *)&ifr.ifr_addr = ifr.ifr_addr.sa_family; 2338 2339 error = copyout(&ifr, arg, ifr_len); 2340 2341 return (error); 2342 } 2343 2344 /* 2345 * Socket related ioctls 2346 */ 2347 2348 static int 2349 linux_ioctl_socket(struct thread *td, struct linux_ioctl_args *args) 2350 { 2351 char lifname[LINUX_IFNAMSIZ], ifname[IFNAMSIZ]; 2352 struct ifnet *ifp; 2353 struct file *fp; 2354 int error, type; 2355 2356 ifp = NULL; 2357 error = 0; 2358 2359 if ((error = fget(td, args->fd, &fp)) != 0) 2360 return (error); 2361 type = fp->f_type; 2362 fdrop(fp, td); 2363 if (type != DTYPE_SOCKET) { 2364 /* not a socket - probably a tap / vmnet device */ 2365 switch (args->cmd) { 2366 case LINUX_SIOCGIFADDR: 2367 case LINUX_SIOCSIFADDR: 2368 case LINUX_SIOCGIFFLAGS: 2369 return (linux_ioctl_special(td, args)); 2370 default: 2371 return (ENOIOCTL); 2372 } 2373 } 2374 2375 switch (args->cmd & 0xffff) { 2376 2377 case LINUX_FIOGETOWN: 2378 case LINUX_FIOSETOWN: 2379 case LINUX_SIOCADDMULTI: 2380 case LINUX_SIOCATMARK: 2381 case LINUX_SIOCDELMULTI: 2382 case LINUX_SIOCGIFCONF: 2383 case LINUX_SIOCGPGRP: 2384 case LINUX_SIOCSPGRP: 2385 case LINUX_SIOCGIFCOUNT: 2386 /* these ioctls don't take an interface name */ 2387 #ifdef DEBUG 2388 printf("%s(): ioctl %d\n", __func__, 2389 args->cmd & 0xffff); 2390 #endif 2391 break; 2392 2393 case LINUX_SIOCGIFFLAGS: 2394 case LINUX_SIOCGIFADDR: 2395 case LINUX_SIOCSIFADDR: 2396 case LINUX_SIOCGIFDSTADDR: 2397 case LINUX_SIOCGIFBRDADDR: 2398 case LINUX_SIOCGIFNETMASK: 2399 case LINUX_SIOCSIFNETMASK: 2400 case LINUX_SIOCGIFMTU: 2401 case LINUX_SIOCSIFMTU: 2402 case LINUX_SIOCSIFNAME: 2403 case LINUX_SIOCGIFHWADDR: 2404 case LINUX_SIOCSIFHWADDR: 2405 case LINUX_SIOCDEVPRIVATE: 2406 case LINUX_SIOCDEVPRIVATE+1: 2407 case LINUX_SIOCGIFINDEX: 2408 /* copy in the interface name and translate it. */ 2409 error = copyin((void *)args->arg, lifname, LINUX_IFNAMSIZ); 2410 if (error != 0) 2411 return (error); 2412 #ifdef DEBUG 2413 printf("%s(): ioctl %d on %.*s\n", __func__, 2414 args->cmd & 0xffff, LINUX_IFNAMSIZ, lifname); 2415 #endif 2416 ifp = ifname_linux_to_bsd(td, lifname, ifname); 2417 if (ifp == NULL) 2418 return (EINVAL); 2419 /* 2420 * We need to copy it back out in case we pass the 2421 * request on to our native ioctl(), which will expect 2422 * the ifreq to be in user space and have the correct 2423 * interface name. 2424 */ 2425 error = copyout(ifname, (void *)args->arg, IFNAMSIZ); 2426 if (error != 0) 2427 return (error); 2428 #ifdef DEBUG 2429 printf("%s(): %s translated to %s\n", __func__, 2430 lifname, ifname); 2431 #endif 2432 break; 2433 2434 default: 2435 return (ENOIOCTL); 2436 } 2437 2438 switch (args->cmd & 0xffff) { 2439 2440 case LINUX_FIOSETOWN: 2441 args->cmd = FIOSETOWN; 2442 error = ioctl(td, (struct ioctl_args *)args); 2443 break; 2444 2445 case LINUX_SIOCSPGRP: 2446 args->cmd = SIOCSPGRP; 2447 error = ioctl(td, (struct ioctl_args *)args); 2448 break; 2449 2450 case LINUX_FIOGETOWN: 2451 args->cmd = FIOGETOWN; 2452 error = ioctl(td, (struct ioctl_args *)args); 2453 break; 2454 2455 case LINUX_SIOCGPGRP: 2456 args->cmd = SIOCGPGRP; 2457 error = ioctl(td, (struct ioctl_args *)args); 2458 break; 2459 2460 case LINUX_SIOCATMARK: 2461 args->cmd = SIOCATMARK; 2462 error = ioctl(td, (struct ioctl_args *)args); 2463 break; 2464 2465 /* LINUX_SIOCGSTAMP */ 2466 2467 case LINUX_SIOCGIFCONF: 2468 error = linux_ifconf(td, (struct ifconf *)args->arg); 2469 break; 2470 2471 case LINUX_SIOCGIFFLAGS: 2472 args->cmd = SIOCGIFFLAGS; 2473 error = linux_gifflags(td, ifp, (struct l_ifreq *)args->arg); 2474 break; 2475 2476 case LINUX_SIOCGIFADDR: 2477 args->cmd = SIOCGIFADDR; 2478 error = ioctl(td, (struct ioctl_args *)args); 2479 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2480 break; 2481 2482 case LINUX_SIOCSIFADDR: 2483 /* XXX probably doesn't work, included for completeness */ 2484 args->cmd = SIOCSIFADDR; 2485 error = ioctl(td, (struct ioctl_args *)args); 2486 break; 2487 2488 case LINUX_SIOCGIFDSTADDR: 2489 args->cmd = SIOCGIFDSTADDR; 2490 error = ioctl(td, (struct ioctl_args *)args); 2491 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2492 break; 2493 2494 case LINUX_SIOCGIFBRDADDR: 2495 args->cmd = SIOCGIFBRDADDR; 2496 error = ioctl(td, (struct ioctl_args *)args); 2497 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2498 break; 2499 2500 case LINUX_SIOCGIFNETMASK: 2501 args->cmd = SIOCGIFNETMASK; 2502 error = ioctl(td, (struct ioctl_args *)args); 2503 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2504 break; 2505 2506 case LINUX_SIOCSIFNETMASK: 2507 error = ENOIOCTL; 2508 break; 2509 2510 case LINUX_SIOCGIFMTU: 2511 args->cmd = SIOCGIFMTU; 2512 error = ioctl(td, (struct ioctl_args *)args); 2513 break; 2514 2515 case LINUX_SIOCSIFMTU: 2516 args->cmd = SIOCSIFMTU; 2517 error = ioctl(td, (struct ioctl_args *)args); 2518 break; 2519 2520 case LINUX_SIOCSIFNAME: 2521 error = ENOIOCTL; 2522 break; 2523 2524 case LINUX_SIOCGIFHWADDR: 2525 error = linux_gifhwaddr(ifp, (struct l_ifreq *)args->arg); 2526 break; 2527 2528 case LINUX_SIOCSIFHWADDR: 2529 error = ENOIOCTL; 2530 break; 2531 2532 case LINUX_SIOCADDMULTI: 2533 args->cmd = SIOCADDMULTI; 2534 error = ioctl(td, (struct ioctl_args *)args); 2535 break; 2536 2537 case LINUX_SIOCDELMULTI: 2538 args->cmd = SIOCDELMULTI; 2539 error = ioctl(td, (struct ioctl_args *)args); 2540 break; 2541 2542 case LINUX_SIOCGIFINDEX: 2543 args->cmd = SIOCGIFINDEX; 2544 error = ioctl(td, (struct ioctl_args *)args); 2545 break; 2546 2547 case LINUX_SIOCGIFCOUNT: 2548 error = 0; 2549 break; 2550 2551 /* 2552 * XXX This is slightly bogus, but these ioctls are currently 2553 * XXX only used by the aironet (if_an) network driver. 2554 */ 2555 case LINUX_SIOCDEVPRIVATE: 2556 args->cmd = SIOCGPRIVATE_0; 2557 error = ioctl(td, (struct ioctl_args *)args); 2558 break; 2559 2560 case LINUX_SIOCDEVPRIVATE+1: 2561 args->cmd = SIOCGPRIVATE_1; 2562 error = ioctl(td, (struct ioctl_args *)args); 2563 break; 2564 } 2565 2566 if (ifp != NULL) 2567 /* restore the original interface name */ 2568 copyout(lifname, (void *)args->arg, LINUX_IFNAMSIZ); 2569 2570 #ifdef DEBUG 2571 printf("%s(): returning %d\n", __func__, error); 2572 #endif 2573 return (error); 2574 } 2575 2576 /* 2577 * Device private ioctl handler 2578 */ 2579 static int 2580 linux_ioctl_private(struct thread *td, struct linux_ioctl_args *args) 2581 { 2582 struct file *fp; 2583 int error, type; 2584 2585 if ((error = fget(td, args->fd, &fp)) != 0) 2586 return (error); 2587 type = fp->f_type; 2588 fdrop(fp, td); 2589 if (type == DTYPE_SOCKET) 2590 return (linux_ioctl_socket(td, args)); 2591 return (ENOIOCTL); 2592 } 2593 2594 /* 2595 * DRM ioctl handler (sys/dev/drm) 2596 */ 2597 static int 2598 linux_ioctl_drm(struct thread *td, struct linux_ioctl_args *args) 2599 { 2600 args->cmd = SETDIR(args->cmd); 2601 return ioctl(td, (struct ioctl_args *)args); 2602 } 2603 2604 static int 2605 linux_ioctl_sg(struct thread *td, struct linux_ioctl_args *args) 2606 { 2607 struct file *fp; 2608 u_long cmd; 2609 int error; 2610 2611 if ((error = fget(td, args->fd, &fp)) != 0) { 2612 printf("sg_linux_ioctl: fget returned %d\n", error); 2613 return (error); 2614 } 2615 cmd = args->cmd; 2616 2617 error = (fo_ioctl(fp, cmd, (caddr_t)args->arg, td->td_ucred, td)); 2618 fdrop(fp, td); 2619 return (error); 2620 } 2621 2622 /* 2623 * Video4Linux (V4L) ioctl handler 2624 */ 2625 static int 2626 linux_to_bsd_v4l_tuner(struct l_video_tuner *lvt, struct video_tuner *vt) 2627 { 2628 vt->tuner = lvt->tuner; 2629 strlcpy(vt->name, lvt->name, LINUX_VIDEO_TUNER_NAME_SIZE); 2630 vt->rangelow = lvt->rangelow; /* possible long size conversion */ 2631 vt->rangehigh = lvt->rangehigh; /* possible long size conversion */ 2632 vt->flags = lvt->flags; 2633 vt->mode = lvt->mode; 2634 vt->signal = lvt->signal; 2635 return (0); 2636 } 2637 2638 static int 2639 bsd_to_linux_v4l_tuner(struct video_tuner *vt, struct l_video_tuner *lvt) 2640 { 2641 lvt->tuner = vt->tuner; 2642 strlcpy(lvt->name, vt->name, LINUX_VIDEO_TUNER_NAME_SIZE); 2643 lvt->rangelow = vt->rangelow; /* possible long size conversion */ 2644 lvt->rangehigh = vt->rangehigh; /* possible long size conversion */ 2645 lvt->flags = vt->flags; 2646 lvt->mode = vt->mode; 2647 lvt->signal = vt->signal; 2648 return (0); 2649 } 2650 2651 #ifdef COMPAT_LINUX_V4L_CLIPLIST 2652 static int 2653 linux_to_bsd_v4l_clip(struct l_video_clip *lvc, struct video_clip *vc) 2654 { 2655 vc->x = lvc->x; 2656 vc->y = lvc->y; 2657 vc->width = lvc->width; 2658 vc->height = lvc->height; 2659 vc->next = PTRIN(lvc->next); /* possible pointer size conversion */ 2660 return (0); 2661 } 2662 #endif 2663 2664 static int 2665 linux_to_bsd_v4l_window(struct l_video_window *lvw, struct video_window *vw) 2666 { 2667 vw->x = lvw->x; 2668 vw->y = lvw->y; 2669 vw->width = lvw->width; 2670 vw->height = lvw->height; 2671 vw->chromakey = lvw->chromakey; 2672 vw->flags = lvw->flags; 2673 vw->clips = PTRIN(lvw->clips); /* possible pointer size conversion */ 2674 vw->clipcount = lvw->clipcount; 2675 return (0); 2676 } 2677 2678 static int 2679 bsd_to_linux_v4l_window(struct video_window *vw, struct l_video_window *lvw) 2680 { 2681 lvw->x = vw->x; 2682 lvw->y = vw->y; 2683 lvw->width = vw->width; 2684 lvw->height = vw->height; 2685 lvw->chromakey = vw->chromakey; 2686 lvw->flags = vw->flags; 2687 lvw->clips = PTROUT(vw->clips); /* possible pointer size conversion */ 2688 lvw->clipcount = vw->clipcount; 2689 return (0); 2690 } 2691 2692 static int 2693 linux_to_bsd_v4l_buffer(struct l_video_buffer *lvb, struct video_buffer *vb) 2694 { 2695 vb->base = PTRIN(lvb->base); /* possible pointer size conversion */ 2696 vb->height = lvb->height; 2697 vb->width = lvb->width; 2698 vb->depth = lvb->depth; 2699 vb->bytesperline = lvb->bytesperline; 2700 return (0); 2701 } 2702 2703 static int 2704 bsd_to_linux_v4l_buffer(struct video_buffer *vb, struct l_video_buffer *lvb) 2705 { 2706 lvb->base = PTROUT(vb->base); /* possible pointer size conversion */ 2707 lvb->height = vb->height; 2708 lvb->width = vb->width; 2709 lvb->depth = vb->depth; 2710 lvb->bytesperline = vb->bytesperline; 2711 return (0); 2712 } 2713 2714 static int 2715 linux_to_bsd_v4l_code(struct l_video_code *lvc, struct video_code *vc) 2716 { 2717 strlcpy(vc->loadwhat, lvc->loadwhat, LINUX_VIDEO_CODE_LOADWHAT_SIZE); 2718 vc->datasize = lvc->datasize; 2719 vc->data = PTRIN(lvc->data); /* possible pointer size conversion */ 2720 return (0); 2721 } 2722 2723 #ifdef COMPAT_LINUX_V4L_CLIPLIST 2724 static int 2725 linux_v4l_clip_copy(void *lvc, struct video_clip **ppvc) 2726 { 2727 int error; 2728 struct video_clip vclip; 2729 struct l_video_clip l_vclip; 2730 2731 error = copyin(lvc, &l_vclip, sizeof(l_vclip)); 2732 if (error) return (error); 2733 linux_to_bsd_v4l_clip(&l_vclip, &vclip); 2734 /* XXX: If there can be no concurrency: s/M_NOWAIT/M_WAITOK/ */ 2735 if ((*ppvc = malloc(sizeof(**ppvc), M_LINUX, M_NOWAIT)) == NULL) 2736 return (ENOMEM); /* XXX: linux has no ENOMEM here */ 2737 memcpy(*ppvc, &vclip, sizeof(vclip)); 2738 (*ppvc)->next = NULL; 2739 return (0); 2740 } 2741 2742 static int 2743 linux_v4l_cliplist_free(struct video_window *vw) 2744 { 2745 struct video_clip **ppvc; 2746 struct video_clip **ppvc_next; 2747 2748 for (ppvc = &(vw->clips); *ppvc != NULL; ppvc = ppvc_next) { 2749 ppvc_next = &((*ppvc)->next); 2750 free(*ppvc, M_LINUX); 2751 } 2752 vw->clips = NULL; 2753 2754 return (0); 2755 } 2756 2757 static int 2758 linux_v4l_cliplist_copy(struct l_video_window *lvw, struct video_window *vw) 2759 { 2760 int error; 2761 int clipcount; 2762 void *plvc; 2763 struct video_clip **ppvc; 2764 2765 /* 2766 * XXX: The cliplist is used to pass in a list of clipping 2767 * rectangles or, if clipcount == VIDEO_CLIP_BITMAP, a 2768 * clipping bitmap. Some Linux apps, however, appear to 2769 * leave cliplist and clips uninitialized. In any case, 2770 * the cliplist is not used by pwc(4), at the time of 2771 * writing, FreeBSD's only V4L driver. When a driver 2772 * that uses the cliplist is developed, this code may 2773 * need re-examiniation. 2774 */ 2775 error = 0; 2776 clipcount = vw->clipcount; 2777 if (clipcount == VIDEO_CLIP_BITMAP) { 2778 /* 2779 * In this case, the pointer (clips) is overloaded 2780 * to be a "void *" to a bitmap, therefore there 2781 * is no struct video_clip to copy now. 2782 */ 2783 } else if (clipcount > 0 && clipcount <= 16384) { 2784 /* 2785 * Clips points to list of clip rectangles, so 2786 * copy the list. 2787 * 2788 * XXX: Upper limit of 16384 was used here to try to 2789 * avoid cases when clipcount and clips pointer 2790 * are uninitialized and therefore have high random 2791 * values, as is the case in the Linux Skype 2792 * application. The value 16384 was chosen as that 2793 * is what is used in the Linux stradis(4) MPEG 2794 * decoder driver, the only place we found an 2795 * example of cliplist use. 2796 */ 2797 plvc = PTRIN(lvw->clips); 2798 vw->clips = NULL; 2799 ppvc = &(vw->clips); 2800 while (clipcount-- > 0) { 2801 if (plvc == 0) { 2802 error = EFAULT; 2803 break; 2804 } else { 2805 error = linux_v4l_clip_copy(plvc, ppvc); 2806 if (error) { 2807 linux_v4l_cliplist_free(vw); 2808 break; 2809 } 2810 } 2811 ppvc = &((*ppvc)->next); 2812 plvc = PTRIN(((struct l_video_clip *) plvc)->next); 2813 } 2814 } else { 2815 /* 2816 * clipcount == 0 or negative (but not VIDEO_CLIP_BITMAP) 2817 * Force cliplist to null. 2818 */ 2819 vw->clipcount = 0; 2820 vw->clips = NULL; 2821 } 2822 return (error); 2823 } 2824 #endif 2825 2826 static int 2827 linux_ioctl_v4l(struct thread *td, struct linux_ioctl_args *args) 2828 { 2829 struct file *fp; 2830 int error; 2831 struct video_tuner vtun; 2832 struct video_window vwin; 2833 struct video_buffer vbuf; 2834 struct video_code vcode; 2835 struct l_video_tuner l_vtun; 2836 struct l_video_window l_vwin; 2837 struct l_video_buffer l_vbuf; 2838 struct l_video_code l_vcode; 2839 2840 switch (args->cmd & 0xffff) { 2841 case LINUX_VIDIOCGCAP: args->cmd = VIDIOCGCAP; break; 2842 case LINUX_VIDIOCGCHAN: args->cmd = VIDIOCGCHAN; break; 2843 case LINUX_VIDIOCSCHAN: args->cmd = VIDIOCSCHAN; break; 2844 2845 case LINUX_VIDIOCGTUNER: 2846 if ((error = fget(td, args->fd, &fp)) != 0) 2847 return (error); 2848 error = copyin((void *) args->arg, &l_vtun, sizeof(l_vtun)); 2849 if (error) { 2850 fdrop(fp, td); 2851 return (error); 2852 } 2853 linux_to_bsd_v4l_tuner(&l_vtun, &vtun); 2854 error = fo_ioctl(fp, VIDIOCGTUNER, &vtun, td->td_ucred, td); 2855 if (!error) { 2856 bsd_to_linux_v4l_tuner(&vtun, &l_vtun); 2857 error = copyout(&l_vtun, (void *) args->arg, 2858 sizeof(l_vtun)); 2859 } 2860 fdrop(fp, td); 2861 return (error); 2862 2863 case LINUX_VIDIOCSTUNER: 2864 if ((error = fget(td, args->fd, &fp)) != 0) 2865 return (error); 2866 error = copyin((void *) args->arg, &l_vtun, sizeof(l_vtun)); 2867 if (error) { 2868 fdrop(fp, td); 2869 return (error); 2870 } 2871 linux_to_bsd_v4l_tuner(&l_vtun, &vtun); 2872 error = fo_ioctl(fp, VIDIOCSTUNER, &vtun, td->td_ucred, td); 2873 fdrop(fp, td); 2874 return (error); 2875 2876 case LINUX_VIDIOCGPICT: args->cmd = VIDIOCGPICT; break; 2877 case LINUX_VIDIOCSPICT: args->cmd = VIDIOCSPICT; break; 2878 case LINUX_VIDIOCCAPTURE: args->cmd = VIDIOCCAPTURE; break; 2879 2880 case LINUX_VIDIOCGWIN: 2881 if ((error = fget(td, args->fd, &fp)) != 0) 2882 return (error); 2883 error = fo_ioctl(fp, VIDIOCGWIN, &vwin, td->td_ucred, td); 2884 if (!error) { 2885 bsd_to_linux_v4l_window(&vwin, &l_vwin); 2886 error = copyout(&l_vwin, (void *) args->arg, 2887 sizeof(l_vwin)); 2888 } 2889 fdrop(fp, td); 2890 return (error); 2891 2892 case LINUX_VIDIOCSWIN: 2893 if ((error = fget(td, args->fd, &fp)) != 0) 2894 return (error); 2895 error = copyin((void *) args->arg, &l_vwin, sizeof(l_vwin)); 2896 if (error) { 2897 fdrop(fp, td); 2898 return (error); 2899 } 2900 linux_to_bsd_v4l_window(&l_vwin, &vwin); 2901 #ifdef COMPAT_LINUX_V4L_CLIPLIST 2902 error = linux_v4l_cliplist_copy(&l_vwin, &vwin); 2903 if (error) { 2904 fdrop(fp, td); 2905 return (error); 2906 } 2907 #endif 2908 error = fo_ioctl(fp, VIDIOCSWIN, &vwin, td->td_ucred, td); 2909 fdrop(fp, td); 2910 #ifdef COMPAT_LINUX_V4L_CLIPLIST 2911 linux_v4l_cliplist_free(&vwin); 2912 #endif 2913 return (error); 2914 2915 case LINUX_VIDIOCGFBUF: 2916 if ((error = fget(td, args->fd, &fp)) != 0) 2917 return (error); 2918 error = fo_ioctl(fp, VIDIOCGFBUF, &vbuf, td->td_ucred, td); 2919 if (!error) { 2920 bsd_to_linux_v4l_buffer(&vbuf, &l_vbuf); 2921 error = copyout(&l_vbuf, (void *) args->arg, 2922 sizeof(l_vbuf)); 2923 } 2924 fdrop(fp, td); 2925 return (error); 2926 2927 case LINUX_VIDIOCSFBUF: 2928 if ((error = fget(td, args->fd, &fp)) != 0) 2929 return (error); 2930 error = copyin((void *) args->arg, &l_vbuf, sizeof(l_vbuf)); 2931 if (error) { 2932 fdrop(fp, td); 2933 return (error); 2934 } 2935 linux_to_bsd_v4l_buffer(&l_vbuf, &vbuf); 2936 error = fo_ioctl(fp, VIDIOCSFBUF, &vbuf, td->td_ucred, td); 2937 fdrop(fp, td); 2938 return (error); 2939 2940 case LINUX_VIDIOCKEY: args->cmd = VIDIOCKEY; break; 2941 case LINUX_VIDIOCGFREQ: args->cmd = VIDIOCGFREQ; break; 2942 case LINUX_VIDIOCSFREQ: args->cmd = VIDIOCSFREQ; break; 2943 case LINUX_VIDIOCGAUDIO: args->cmd = VIDIOCGAUDIO; break; 2944 case LINUX_VIDIOCSAUDIO: args->cmd = VIDIOCSAUDIO; break; 2945 case LINUX_VIDIOCSYNC: args->cmd = VIDIOCSYNC; break; 2946 case LINUX_VIDIOCMCAPTURE: args->cmd = VIDIOCMCAPTURE; break; 2947 case LINUX_VIDIOCGMBUF: args->cmd = VIDIOCGMBUF; break; 2948 case LINUX_VIDIOCGUNIT: args->cmd = VIDIOCGUNIT; break; 2949 case LINUX_VIDIOCGCAPTURE: args->cmd = VIDIOCGCAPTURE; break; 2950 case LINUX_VIDIOCSCAPTURE: args->cmd = VIDIOCSCAPTURE; break; 2951 case LINUX_VIDIOCSPLAYMODE: args->cmd = VIDIOCSPLAYMODE; break; 2952 case LINUX_VIDIOCSWRITEMODE: args->cmd = VIDIOCSWRITEMODE; break; 2953 case LINUX_VIDIOCGPLAYINFO: args->cmd = VIDIOCGPLAYINFO; break; 2954 2955 case LINUX_VIDIOCSMICROCODE: 2956 if ((error = fget(td, args->fd, &fp)) != 0) 2957 return (error); 2958 error = copyin((void *) args->arg, &l_vcode, sizeof(l_vcode)); 2959 if (error) { 2960 fdrop(fp, td); 2961 return (error); 2962 } 2963 linux_to_bsd_v4l_code(&l_vcode, &vcode); 2964 error = fo_ioctl(fp, VIDIOCSMICROCODE, &vcode, td->td_ucred, td); 2965 fdrop(fp, td); 2966 return (error); 2967 2968 case LINUX_VIDIOCGVBIFMT: args->cmd = VIDIOCGVBIFMT; break; 2969 case LINUX_VIDIOCSVBIFMT: args->cmd = VIDIOCSVBIFMT; break; 2970 default: return (ENOIOCTL); 2971 } 2972 2973 error = ioctl(td, (struct ioctl_args *)args); 2974 return (error); 2975 } 2976 2977 /* 2978 * Special ioctl handler 2979 */ 2980 static int 2981 linux_ioctl_special(struct thread *td, struct linux_ioctl_args *args) 2982 { 2983 int error; 2984 2985 switch (args->cmd) { 2986 case LINUX_SIOCGIFADDR: 2987 args->cmd = SIOCGIFADDR; 2988 error = ioctl(td, (struct ioctl_args *)args); 2989 break; 2990 case LINUX_SIOCSIFADDR: 2991 args->cmd = SIOCSIFADDR; 2992 error = ioctl(td, (struct ioctl_args *)args); 2993 break; 2994 case LINUX_SIOCGIFFLAGS: 2995 args->cmd = SIOCGIFFLAGS; 2996 error = ioctl(td, (struct ioctl_args *)args); 2997 break; 2998 default: 2999 error = ENOIOCTL; 3000 } 3001 3002 return (error); 3003 } 3004 3005 static int 3006 linux_to_bsd_v4l2_standard(struct l_v4l2_standard *lvstd, struct v4l2_standard *vstd) 3007 { 3008 vstd->index = lvstd->index; 3009 vstd->id = lvstd->id; 3010 memcpy(&vstd->name, &lvstd->name, sizeof(*lvstd) - offsetof(struct l_v4l2_standard, name)); 3011 return (0); 3012 } 3013 3014 static int 3015 bsd_to_linux_v4l2_standard(struct v4l2_standard *vstd, struct l_v4l2_standard *lvstd) 3016 { 3017 lvstd->index = vstd->index; 3018 lvstd->id = vstd->id; 3019 memcpy(&lvstd->name, &vstd->name, sizeof(*lvstd) - offsetof(struct l_v4l2_standard, name)); 3020 return (0); 3021 } 3022 3023 static int 3024 linux_to_bsd_v4l2_buffer(struct l_v4l2_buffer *lvb, struct v4l2_buffer *vb) 3025 { 3026 vb->index = lvb->index; 3027 vb->type = lvb->type; 3028 vb->bytesused = lvb->bytesused; 3029 vb->flags = lvb->flags; 3030 vb->field = lvb->field; 3031 vb->timestamp.tv_sec = lvb->timestamp.tv_sec; 3032 vb->timestamp.tv_usec = lvb->timestamp.tv_usec; 3033 memcpy(&vb->timecode, &lvb->timecode, sizeof (lvb->timecode)); 3034 vb->sequence = lvb->sequence; 3035 vb->memory = lvb->memory; 3036 if (lvb->memory == V4L2_MEMORY_USERPTR) 3037 /* possible pointer size conversion */ 3038 vb->m.userptr = (unsigned long)PTRIN(lvb->m.userptr); 3039 else 3040 vb->m.offset = lvb->m.offset; 3041 vb->length = lvb->length; 3042 vb->input = lvb->input; 3043 vb->reserved = lvb->reserved; 3044 return (0); 3045 } 3046 3047 static int 3048 bsd_to_linux_v4l2_buffer(struct v4l2_buffer *vb, struct l_v4l2_buffer *lvb) 3049 { 3050 lvb->index = vb->index; 3051 lvb->type = vb->type; 3052 lvb->bytesused = vb->bytesused; 3053 lvb->flags = vb->flags; 3054 lvb->field = vb->field; 3055 lvb->timestamp.tv_sec = vb->timestamp.tv_sec; 3056 lvb->timestamp.tv_usec = vb->timestamp.tv_usec; 3057 memcpy(&lvb->timecode, &vb->timecode, sizeof (vb->timecode)); 3058 lvb->sequence = vb->sequence; 3059 lvb->memory = vb->memory; 3060 if (vb->memory == V4L2_MEMORY_USERPTR) 3061 /* possible pointer size conversion */ 3062 lvb->m.userptr = PTROUT(vb->m.userptr); 3063 else 3064 lvb->m.offset = vb->m.offset; 3065 lvb->length = vb->length; 3066 lvb->input = vb->input; 3067 lvb->reserved = vb->reserved; 3068 return (0); 3069 } 3070 3071 static int 3072 linux_to_bsd_v4l2_format(struct l_v4l2_format *lvf, struct v4l2_format *vf) 3073 { 3074 vf->type = lvf->type; 3075 if (lvf->type == V4L2_BUF_TYPE_VIDEO_OVERLAY 3076 #ifdef V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3077 || lvf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3078 #endif 3079 ) 3080 /* 3081 * XXX TODO - needs 32 -> 64 bit conversion: 3082 * (unused by webcams?) 3083 */ 3084 return EINVAL; 3085 memcpy(&vf->fmt, &lvf->fmt, sizeof(vf->fmt)); 3086 return 0; 3087 } 3088 3089 static int 3090 bsd_to_linux_v4l2_format(struct v4l2_format *vf, struct l_v4l2_format *lvf) 3091 { 3092 lvf->type = vf->type; 3093 if (vf->type == V4L2_BUF_TYPE_VIDEO_OVERLAY 3094 #ifdef V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3095 || vf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3096 #endif 3097 ) 3098 /* 3099 * XXX TODO - needs 32 -> 64 bit conversion: 3100 * (unused by webcams?) 3101 */ 3102 return EINVAL; 3103 memcpy(&lvf->fmt, &vf->fmt, sizeof(vf->fmt)); 3104 return 0; 3105 } 3106 static int 3107 linux_ioctl_v4l2(struct thread *td, struct linux_ioctl_args *args) 3108 { 3109 struct file *fp; 3110 int error; 3111 struct v4l2_format vformat; 3112 struct l_v4l2_format l_vformat; 3113 struct v4l2_standard vstd; 3114 struct l_v4l2_standard l_vstd; 3115 struct l_v4l2_buffer l_vbuf; 3116 struct v4l2_buffer vbuf; 3117 struct v4l2_input vinp; 3118 3119 switch (args->cmd & 0xffff) { 3120 case LINUX_VIDIOC_RESERVED: 3121 case LINUX_VIDIOC_LOG_STATUS: 3122 if ((args->cmd & IOC_DIRMASK) != LINUX_IOC_VOID) 3123 return ENOIOCTL; 3124 args->cmd = (args->cmd & 0xffff) | IOC_VOID; 3125 break; 3126 3127 case LINUX_VIDIOC_OVERLAY: 3128 case LINUX_VIDIOC_STREAMON: 3129 case LINUX_VIDIOC_STREAMOFF: 3130 case LINUX_VIDIOC_S_STD: 3131 case LINUX_VIDIOC_S_TUNER: 3132 case LINUX_VIDIOC_S_AUDIO: 3133 case LINUX_VIDIOC_S_AUDOUT: 3134 case LINUX_VIDIOC_S_MODULATOR: 3135 case LINUX_VIDIOC_S_FREQUENCY: 3136 case LINUX_VIDIOC_S_CROP: 3137 case LINUX_VIDIOC_S_JPEGCOMP: 3138 case LINUX_VIDIOC_S_PRIORITY: 3139 case LINUX_VIDIOC_DBG_S_REGISTER: 3140 case LINUX_VIDIOC_S_HW_FREQ_SEEK: 3141 case LINUX_VIDIOC_SUBSCRIBE_EVENT: 3142 case LINUX_VIDIOC_UNSUBSCRIBE_EVENT: 3143 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_IN; 3144 break; 3145 3146 case LINUX_VIDIOC_QUERYCAP: 3147 case LINUX_VIDIOC_G_STD: 3148 case LINUX_VIDIOC_G_AUDIO: 3149 case LINUX_VIDIOC_G_INPUT: 3150 case LINUX_VIDIOC_G_OUTPUT: 3151 case LINUX_VIDIOC_G_AUDOUT: 3152 case LINUX_VIDIOC_G_JPEGCOMP: 3153 case LINUX_VIDIOC_QUERYSTD: 3154 case LINUX_VIDIOC_G_PRIORITY: 3155 case LINUX_VIDIOC_QUERY_DV_PRESET: 3156 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_OUT; 3157 break; 3158 3159 case LINUX_VIDIOC_ENUM_FMT: 3160 case LINUX_VIDIOC_REQBUFS: 3161 case LINUX_VIDIOC_G_PARM: 3162 case LINUX_VIDIOC_S_PARM: 3163 case LINUX_VIDIOC_G_CTRL: 3164 case LINUX_VIDIOC_S_CTRL: 3165 case LINUX_VIDIOC_G_TUNER: 3166 case LINUX_VIDIOC_QUERYCTRL: 3167 case LINUX_VIDIOC_QUERYMENU: 3168 case LINUX_VIDIOC_S_INPUT: 3169 case LINUX_VIDIOC_S_OUTPUT: 3170 case LINUX_VIDIOC_ENUMOUTPUT: 3171 case LINUX_VIDIOC_G_MODULATOR: 3172 case LINUX_VIDIOC_G_FREQUENCY: 3173 case LINUX_VIDIOC_CROPCAP: 3174 case LINUX_VIDIOC_G_CROP: 3175 case LINUX_VIDIOC_ENUMAUDIO: 3176 case LINUX_VIDIOC_ENUMAUDOUT: 3177 case LINUX_VIDIOC_G_SLICED_VBI_CAP: 3178 #ifdef VIDIOC_ENUM_FRAMESIZES 3179 case LINUX_VIDIOC_ENUM_FRAMESIZES: 3180 case LINUX_VIDIOC_ENUM_FRAMEINTERVALS: 3181 case LINUX_VIDIOC_ENCODER_CMD: 3182 case LINUX_VIDIOC_TRY_ENCODER_CMD: 3183 #endif 3184 case LINUX_VIDIOC_DBG_G_REGISTER: 3185 case LINUX_VIDIOC_DBG_G_CHIP_IDENT: 3186 case LINUX_VIDIOC_ENUM_DV_PRESETS: 3187 case LINUX_VIDIOC_S_DV_PRESET: 3188 case LINUX_VIDIOC_G_DV_PRESET: 3189 case LINUX_VIDIOC_S_DV_TIMINGS: 3190 case LINUX_VIDIOC_G_DV_TIMINGS: 3191 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_INOUT; 3192 break; 3193 3194 case LINUX_VIDIOC_G_FMT: 3195 case LINUX_VIDIOC_S_FMT: 3196 case LINUX_VIDIOC_TRY_FMT: 3197 error = copyin((void *)args->arg, &l_vformat, sizeof(l_vformat)); 3198 if (error) 3199 return (error); 3200 if ((error = fget(td, args->fd, &fp)) != 0) 3201 return (error); 3202 if (linux_to_bsd_v4l2_format(&l_vformat, &vformat) != 0) 3203 error = EINVAL; 3204 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_G_FMT) 3205 error = fo_ioctl(fp, VIDIOC_G_FMT, &vformat, 3206 td->td_ucred, td); 3207 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_S_FMT) 3208 error = fo_ioctl(fp, VIDIOC_S_FMT, &vformat, 3209 td->td_ucred, td); 3210 else 3211 error = fo_ioctl(fp, VIDIOC_TRY_FMT, &vformat, 3212 td->td_ucred, td); 3213 bsd_to_linux_v4l2_format(&vformat, &l_vformat); 3214 copyout(&l_vformat, (void *)args->arg, sizeof(l_vformat)); 3215 fdrop(fp, td); 3216 return (error); 3217 3218 case LINUX_VIDIOC_ENUMSTD: 3219 error = copyin((void *)args->arg, &l_vstd, sizeof(l_vstd)); 3220 if (error) 3221 return (error); 3222 linux_to_bsd_v4l2_standard(&l_vstd, &vstd); 3223 if ((error = fget(td, args->fd, &fp)) != 0) 3224 return (error); 3225 error = fo_ioctl(fp, VIDIOC_ENUMSTD, (caddr_t)&vstd, 3226 td->td_ucred, td); 3227 if (error) { 3228 fdrop(fp, td); 3229 return (error); 3230 } 3231 bsd_to_linux_v4l2_standard(&vstd, &l_vstd); 3232 error = copyout(&l_vstd, (void *)args->arg, sizeof(l_vstd)); 3233 fdrop(fp, td); 3234 return (error); 3235 3236 case LINUX_VIDIOC_ENUMINPUT: 3237 /* 3238 * The Linux struct l_v4l2_input differs only in size, 3239 * it has no padding at the end. 3240 */ 3241 error = copyin((void *)args->arg, &vinp, 3242 sizeof(struct l_v4l2_input)); 3243 if (error != 0) 3244 return (error); 3245 if ((error = fget(td, args->fd, &fp)) != 0) 3246 return (error); 3247 error = fo_ioctl(fp, VIDIOC_ENUMINPUT, (caddr_t)&vinp, 3248 td->td_ucred, td); 3249 if (error) { 3250 fdrop(fp, td); 3251 return (error); 3252 } 3253 error = copyout(&vinp, (void *)args->arg, 3254 sizeof(struct l_v4l2_input)); 3255 fdrop(fp, td); 3256 return (error); 3257 3258 case LINUX_VIDIOC_QUERYBUF: 3259 case LINUX_VIDIOC_QBUF: 3260 case LINUX_VIDIOC_DQBUF: 3261 error = copyin((void *)args->arg, &l_vbuf, sizeof(l_vbuf)); 3262 if (error) 3263 return (error); 3264 if ((error = fget(td, args->fd, &fp)) != 0) 3265 return (error); 3266 linux_to_bsd_v4l2_buffer(&l_vbuf, &vbuf); 3267 if ((args->cmd & 0xffff) == LINUX_VIDIOC_QUERYBUF) 3268 error = fo_ioctl(fp, VIDIOC_QUERYBUF, &vbuf, 3269 td->td_ucred, td); 3270 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_QBUF) 3271 error = fo_ioctl(fp, VIDIOC_QBUF, &vbuf, 3272 td->td_ucred, td); 3273 else 3274 error = fo_ioctl(fp, VIDIOC_DQBUF, &vbuf, 3275 td->td_ucred, td); 3276 bsd_to_linux_v4l2_buffer(&vbuf, &l_vbuf); 3277 copyout(&l_vbuf, (void *)args->arg, sizeof(l_vbuf)); 3278 fdrop(fp, td); 3279 return (error); 3280 3281 /* 3282 * XXX TODO - these need 32 -> 64 bit conversion: 3283 * (are any of them needed for webcams?) 3284 */ 3285 case LINUX_VIDIOC_G_FBUF: 3286 case LINUX_VIDIOC_S_FBUF: 3287 3288 case LINUX_VIDIOC_G_EXT_CTRLS: 3289 case LINUX_VIDIOC_S_EXT_CTRLS: 3290 case LINUX_VIDIOC_TRY_EXT_CTRLS: 3291 3292 case LINUX_VIDIOC_DQEVENT: 3293 3294 default: return (ENOIOCTL); 3295 } 3296 3297 error = ioctl(td, (struct ioctl_args *)args); 3298 return (error); 3299 } 3300 3301 /* 3302 * Support for emulators/linux-libusb. This port uses FBSD_LUSB* macros 3303 * instead of USB* ones. This lets us to provide correct values for cmd. 3304 * 0xffffffe0 -- 0xffffffff range seemed to be the least collision-prone. 3305 */ 3306 static int 3307 linux_ioctl_fbsd_usb(struct thread *td, struct linux_ioctl_args *args) 3308 { 3309 int error; 3310 3311 error = 0; 3312 switch (args->cmd) { 3313 case FBSD_LUSB_DEVICEENUMERATE: 3314 args->cmd = USB_DEVICEENUMERATE; 3315 break; 3316 case FBSD_LUSB_DEV_QUIRK_ADD: 3317 args->cmd = USB_DEV_QUIRK_ADD; 3318 break; 3319 case FBSD_LUSB_DEV_QUIRK_GET: 3320 args->cmd = USB_DEV_QUIRK_GET; 3321 break; 3322 case FBSD_LUSB_DEV_QUIRK_REMOVE: 3323 args->cmd = USB_DEV_QUIRK_REMOVE; 3324 break; 3325 case FBSD_LUSB_DO_REQUEST: 3326 args->cmd = USB_DO_REQUEST; 3327 break; 3328 case FBSD_LUSB_FS_CLEAR_STALL_SYNC: 3329 args->cmd = USB_FS_CLEAR_STALL_SYNC; 3330 break; 3331 case FBSD_LUSB_FS_CLOSE: 3332 args->cmd = USB_FS_CLOSE; 3333 break; 3334 case FBSD_LUSB_FS_COMPLETE: 3335 args->cmd = USB_FS_COMPLETE; 3336 break; 3337 case FBSD_LUSB_FS_INIT: 3338 args->cmd = USB_FS_INIT; 3339 break; 3340 case FBSD_LUSB_FS_OPEN: 3341 args->cmd = USB_FS_OPEN; 3342 break; 3343 case FBSD_LUSB_FS_START: 3344 args->cmd = USB_FS_START; 3345 break; 3346 case FBSD_LUSB_FS_STOP: 3347 args->cmd = USB_FS_STOP; 3348 break; 3349 case FBSD_LUSB_FS_UNINIT: 3350 args->cmd = USB_FS_UNINIT; 3351 break; 3352 case FBSD_LUSB_GET_CONFIG: 3353 args->cmd = USB_GET_CONFIG; 3354 break; 3355 case FBSD_LUSB_GET_DEVICEINFO: 3356 args->cmd = USB_GET_DEVICEINFO; 3357 break; 3358 case FBSD_LUSB_GET_DEVICE_DESC: 3359 args->cmd = USB_GET_DEVICE_DESC; 3360 break; 3361 case FBSD_LUSB_GET_FULL_DESC: 3362 args->cmd = USB_GET_FULL_DESC; 3363 break; 3364 case FBSD_LUSB_GET_IFACE_DRIVER: 3365 args->cmd = USB_GET_IFACE_DRIVER; 3366 break; 3367 case FBSD_LUSB_GET_PLUGTIME: 3368 args->cmd = USB_GET_PLUGTIME; 3369 break; 3370 case FBSD_LUSB_GET_POWER_MODE: 3371 args->cmd = USB_GET_POWER_MODE; 3372 break; 3373 case FBSD_LUSB_GET_REPORT_DESC: 3374 args->cmd = USB_GET_REPORT_DESC; 3375 break; 3376 case FBSD_LUSB_GET_REPORT_ID: 3377 args->cmd = USB_GET_REPORT_ID; 3378 break; 3379 case FBSD_LUSB_GET_TEMPLATE: 3380 args->cmd = USB_GET_TEMPLATE; 3381 break; 3382 case FBSD_LUSB_IFACE_DRIVER_ACTIVE: 3383 args->cmd = USB_IFACE_DRIVER_ACTIVE; 3384 break; 3385 case FBSD_LUSB_IFACE_DRIVER_DETACH: 3386 args->cmd = USB_IFACE_DRIVER_DETACH; 3387 break; 3388 case FBSD_LUSB_QUIRK_NAME_GET: 3389 args->cmd = USB_QUIRK_NAME_GET; 3390 break; 3391 case FBSD_LUSB_READ_DIR: 3392 args->cmd = USB_READ_DIR; 3393 break; 3394 case FBSD_LUSB_SET_ALTINTERFACE: 3395 args->cmd = USB_SET_ALTINTERFACE; 3396 break; 3397 case FBSD_LUSB_SET_CONFIG: 3398 args->cmd = USB_SET_CONFIG; 3399 break; 3400 case FBSD_LUSB_SET_IMMED: 3401 args->cmd = USB_SET_IMMED; 3402 break; 3403 case FBSD_LUSB_SET_POWER_MODE: 3404 args->cmd = USB_SET_POWER_MODE; 3405 break; 3406 case FBSD_LUSB_SET_TEMPLATE: 3407 args->cmd = USB_SET_TEMPLATE; 3408 break; 3409 default: 3410 error = ENOIOCTL; 3411 } 3412 if (error != ENOIOCTL) 3413 error = ioctl(td, (struct ioctl_args *)args); 3414 return (error); 3415 } 3416 3417 /* 3418 * main ioctl syscall function 3419 */ 3420 3421 int 3422 linux_ioctl(struct thread *td, struct linux_ioctl_args *args) 3423 { 3424 struct file *fp; 3425 struct handler_element *he; 3426 int error, cmd; 3427 3428 #ifdef DEBUG 3429 if (ldebug(ioctl)) 3430 printf(ARGS(ioctl, "%d, %04lx, *"), args->fd, 3431 (unsigned long)args->cmd); 3432 #endif 3433 3434 if ((error = fget(td, args->fd, &fp)) != 0) 3435 return (error); 3436 if ((fp->f_flag & (FREAD|FWRITE)) == 0) { 3437 fdrop(fp, td); 3438 return (EBADF); 3439 } 3440 3441 /* Iterate over the ioctl handlers */ 3442 cmd = args->cmd & 0xffff; 3443 sx_slock(&linux_ioctl_sx); 3444 mtx_lock(&Giant); 3445 TAILQ_FOREACH(he, &handlers, list) { 3446 if (cmd >= he->low && cmd <= he->high) { 3447 error = (*he->func)(td, args); 3448 if (error != ENOIOCTL) { 3449 mtx_unlock(&Giant); 3450 sx_sunlock(&linux_ioctl_sx); 3451 fdrop(fp, td); 3452 return (error); 3453 } 3454 } 3455 } 3456 mtx_unlock(&Giant); 3457 sx_sunlock(&linux_ioctl_sx); 3458 fdrop(fp, td); 3459 3460 linux_msg(td, "ioctl fd=%d, cmd=0x%x ('%c',%d) is not implemented", 3461 args->fd, (int)(args->cmd & 0xffff), 3462 (int)(args->cmd & 0xff00) >> 8, (int)(args->cmd & 0xff)); 3463 3464 return (EINVAL); 3465 } 3466 3467 int 3468 linux_ioctl_register_handler(struct linux_ioctl_handler *h) 3469 { 3470 struct handler_element *he, *cur; 3471 3472 if (h == NULL || h->func == NULL) 3473 return (EINVAL); 3474 3475 /* 3476 * Reuse the element if the handler is already on the list, otherwise 3477 * create a new element. 3478 */ 3479 sx_xlock(&linux_ioctl_sx); 3480 TAILQ_FOREACH(he, &handlers, list) { 3481 if (he->func == h->func) 3482 break; 3483 } 3484 if (he == NULL) { 3485 he = malloc(sizeof(*he), 3486 M_LINUX, M_WAITOK); 3487 he->func = h->func; 3488 } else 3489 TAILQ_REMOVE(&handlers, he, list); 3490 3491 /* Initialize range information. */ 3492 he->low = h->low; 3493 he->high = h->high; 3494 he->span = h->high - h->low + 1; 3495 3496 /* Add the element to the list, sorted on span. */ 3497 TAILQ_FOREACH(cur, &handlers, list) { 3498 if (cur->span > he->span) { 3499 TAILQ_INSERT_BEFORE(cur, he, list); 3500 sx_xunlock(&linux_ioctl_sx); 3501 return (0); 3502 } 3503 } 3504 TAILQ_INSERT_TAIL(&handlers, he, list); 3505 sx_xunlock(&linux_ioctl_sx); 3506 3507 return (0); 3508 } 3509 3510 int 3511 linux_ioctl_unregister_handler(struct linux_ioctl_handler *h) 3512 { 3513 struct handler_element *he; 3514 3515 if (h == NULL || h->func == NULL) 3516 return (EINVAL); 3517 3518 sx_xlock(&linux_ioctl_sx); 3519 TAILQ_FOREACH(he, &handlers, list) { 3520 if (he->func == h->func) { 3521 TAILQ_REMOVE(&handlers, he, list); 3522 sx_xunlock(&linux_ioctl_sx); 3523 free(he, M_LINUX); 3524 return (0); 3525 } 3526 } 3527 sx_xunlock(&linux_ioctl_sx); 3528 3529 return (EINVAL); 3530 } 3531