Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
[ source navigation ] [ diff markup ] [ identifier search ] [ freetext search ] [ file search ] [ list types ] [ track identifier ]
FreeBSD/Linux Kernel Cross Reference
sys/compat/linux/linux_ioctl.c
Version:
- FREEBSD - FREEBSD-13-STABLE - FREEBSD-13-0 - FREEBSD-12-STABLE - FREEBSD-12-0 - FREEBSD-11-STABLE - FREEBSD-11-0 - FREEBSD-10-STABLE - FREEBSD-10-0 - FREEBSD-9-STABLE - FREEBSD-9-0 - FREEBSD-8-STABLE - FREEBSD-8-0 - FREEBSD-7-STABLE - FREEBSD-7-0 - FREEBSD-6-STABLE - FREEBSD-6-0 - FREEBSD-5-STABLE - FREEBSD-5-0 - FREEBSD-4-STABLE - FREEBSD-3-STABLE - FREEBSD22 - l41 - OPENBSD - linux-2.6 - MK84 - PLAN9 - xnu-8792
SearchContext: - none - 3 - 10
SearchContext: - none - 3 - 10
1 /*- 2 * Copyright (c) 1994-1995 Søren Schmidt 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer 10 * in this position and unchanged. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. The name of the author may not be used to endorse or promote products 15 * derived from this software without specific prior written permission 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #include <sys/cdefs.h> 30 __FBSDID("$FreeBSD$"); 31 32 #include <sys/param.h> 33 #include <sys/systm.h> 34 #include <sys/sysproto.h> 35 #include <sys/cdio.h> 36 #include <sys/dvdio.h> 37 #include <sys/conf.h> 38 #include <sys/disk.h> 39 #include <sys/consio.h> 40 #include <sys/ctype.h> 41 #include <sys/fcntl.h> 42 #include <sys/file.h> 43 #include <sys/filedesc.h> 44 #include <sys/filio.h> 45 #include <sys/kbio.h> 46 #include <sys/kernel.h> 47 #include <sys/linker_set.h> 48 #include <sys/lock.h> 49 #include <sys/malloc.h> 50 #include <sys/proc.h> 51 #include <sys/sbuf.h> 52 #include <sys/socket.h> 53 #include <sys/sockio.h> 54 #include <sys/soundcard.h> 55 #include <sys/stdint.h> 56 #include <sys/sx.h> 57 #include <sys/tty.h> 58 #include <sys/uio.h> 59 #include <net/if.h> 60 #include <net/if_dl.h> 61 #include <net/if_types.h> 62 63 #include "opt_compat.h" 64 65 #ifdef COMPAT_LINUX32 66 #include <machine/../linux32/linux.h> 67 #include <machine/../linux32/linux32_proto.h> 68 #else 69 #include <machine/../linux/linux.h> 70 #include <machine/../linux/linux_proto.h> 71 #endif 72 73 #include <compat/linux/linux_ioctl.h> 74 #include <compat/linux/linux_mib.h> 75 #include <compat/linux/linux_util.h> 76 77 CTASSERT(LINUX_IFNAMSIZ == IFNAMSIZ); 78 79 static linux_ioctl_function_t linux_ioctl_cdrom; 80 static linux_ioctl_function_t linux_ioctl_vfat; 81 static linux_ioctl_function_t linux_ioctl_console; 82 static linux_ioctl_function_t linux_ioctl_hdio; 83 static linux_ioctl_function_t linux_ioctl_disk; 84 static linux_ioctl_function_t linux_ioctl_socket; 85 static linux_ioctl_function_t linux_ioctl_sound; 86 static linux_ioctl_function_t linux_ioctl_termio; 87 static linux_ioctl_function_t linux_ioctl_private; 88 static linux_ioctl_function_t linux_ioctl_drm; 89 static linux_ioctl_function_t linux_ioctl_sg; 90 static linux_ioctl_function_t linux_ioctl_special; 91 92 static struct linux_ioctl_handler cdrom_handler = 93 { linux_ioctl_cdrom, LINUX_IOCTL_CDROM_MIN, LINUX_IOCTL_CDROM_MAX }; 94 static struct linux_ioctl_handler vfat_handler = 95 { linux_ioctl_vfat, LINUX_IOCTL_VFAT_MIN, LINUX_IOCTL_VFAT_MAX }; 96 static struct linux_ioctl_handler console_handler = 97 { linux_ioctl_console, LINUX_IOCTL_CONSOLE_MIN, LINUX_IOCTL_CONSOLE_MAX }; 98 static struct linux_ioctl_handler hdio_handler = 99 { linux_ioctl_hdio, LINUX_IOCTL_HDIO_MIN, LINUX_IOCTL_HDIO_MAX }; 100 static struct linux_ioctl_handler disk_handler = 101 { linux_ioctl_disk, LINUX_IOCTL_DISK_MIN, LINUX_IOCTL_DISK_MAX }; 102 static struct linux_ioctl_handler socket_handler = 103 { linux_ioctl_socket, LINUX_IOCTL_SOCKET_MIN, LINUX_IOCTL_SOCKET_MAX }; 104 static struct linux_ioctl_handler sound_handler = 105 { linux_ioctl_sound, LINUX_IOCTL_SOUND_MIN, LINUX_IOCTL_SOUND_MAX }; 106 static struct linux_ioctl_handler termio_handler = 107 { linux_ioctl_termio, LINUX_IOCTL_TERMIO_MIN, LINUX_IOCTL_TERMIO_MAX }; 108 static struct linux_ioctl_handler private_handler = 109 { linux_ioctl_private, LINUX_IOCTL_PRIVATE_MIN, LINUX_IOCTL_PRIVATE_MAX }; 110 static struct linux_ioctl_handler drm_handler = 111 { linux_ioctl_drm, LINUX_IOCTL_DRM_MIN, LINUX_IOCTL_DRM_MAX }; 112 static struct linux_ioctl_handler sg_handler = 113 { linux_ioctl_sg, LINUX_IOCTL_SG_MIN, LINUX_IOCTL_SG_MAX }; 114 115 DATA_SET(linux_ioctl_handler_set, cdrom_handler); 116 DATA_SET(linux_ioctl_handler_set, vfat_handler); 117 DATA_SET(linux_ioctl_handler_set, console_handler); 118 DATA_SET(linux_ioctl_handler_set, hdio_handler); 119 DATA_SET(linux_ioctl_handler_set, disk_handler); 120 DATA_SET(linux_ioctl_handler_set, socket_handler); 121 DATA_SET(linux_ioctl_handler_set, sound_handler); 122 DATA_SET(linux_ioctl_handler_set, termio_handler); 123 DATA_SET(linux_ioctl_handler_set, private_handler); 124 DATA_SET(linux_ioctl_handler_set, drm_handler); 125 DATA_SET(linux_ioctl_handler_set, sg_handler); 126 127 struct handler_element 128 { 129 TAILQ_ENTRY(handler_element) list; 130 int (*func)(struct thread *, struct linux_ioctl_args *); 131 int low, high, span; 132 }; 133 134 static TAILQ_HEAD(, handler_element) handlers = 135 TAILQ_HEAD_INITIALIZER(handlers); 136 static struct sx linux_ioctl_sx; 137 SX_SYSINIT(linux_ioctl, &linux_ioctl_sx, "linux ioctl handlers"); 138 139 /* 140 * hdio related ioctls for VMWare support 141 */ 142 143 struct linux_hd_geometry { 144 u_int8_t heads; 145 u_int8_t sectors; 146 u_int16_t cylinders; 147 u_int32_t start; 148 }; 149 150 struct linux_hd_big_geometry { 151 u_int8_t heads; 152 u_int8_t sectors; 153 u_int32_t cylinders; 154 u_int32_t start; 155 }; 156 157 static int 158 linux_ioctl_hdio(struct thread *td, struct linux_ioctl_args *args) 159 { 160 struct file *fp; 161 int error; 162 u_int sectorsize, fwcylinders, fwheads, fwsectors; 163 off_t mediasize, bytespercyl; 164 165 if ((error = fget(td, args->fd, &fp)) != 0) 166 return (error); 167 switch (args->cmd & 0xffff) { 168 case LINUX_HDIO_GET_GEO: 169 case LINUX_HDIO_GET_GEO_BIG: 170 error = fo_ioctl(fp, DIOCGMEDIASIZE, 171 (caddr_t)&mediasize, td->td_ucred, td); 172 if (!error) 173 error = fo_ioctl(fp, DIOCGSECTORSIZE, 174 (caddr_t)§orsize, td->td_ucred, td); 175 if (!error) 176 error = fo_ioctl(fp, DIOCGFWHEADS, 177 (caddr_t)&fwheads, td->td_ucred, td); 178 if (!error) 179 error = fo_ioctl(fp, DIOCGFWSECTORS, 180 (caddr_t)&fwsectors, td->td_ucred, td); 181 /* 182 * XXX: DIOCGFIRSTOFFSET is not yet implemented, so 183 * so pretend that GEOM always says 0. This is NOT VALID 184 * for slices or partitions, only the per-disk raw devices. 185 */ 186 187 fdrop(fp, td); 188 if (error) 189 return (error); 190 /* 191 * 1. Calculate the number of bytes in a cylinder, 192 * given the firmware's notion of heads and sectors 193 * per cylinder. 194 * 2. Calculate the number of cylinders, given the total 195 * size of the media. 196 * All internal calculations should have 64-bit precision. 197 */ 198 bytespercyl = (off_t) sectorsize * fwheads * fwsectors; 199 fwcylinders = mediasize / bytespercyl; 200 #if defined(DEBUG) 201 linux_msg(td, "HDIO_GET_GEO: mediasize %jd, c/h/s %d/%d/%d, " 202 "bpc %jd", 203 (intmax_t)mediasize, fwcylinders, fwheads, fwsectors, 204 (intmax_t)bytespercyl); 205 #endif 206 if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO) { 207 struct linux_hd_geometry hdg; 208 209 hdg.cylinders = fwcylinders; 210 hdg.heads = fwheads; 211 hdg.sectors = fwsectors; 212 hdg.start = 0; 213 error = copyout(&hdg, (void *)args->arg, sizeof(hdg)); 214 } else if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO_BIG) { 215 struct linux_hd_big_geometry hdbg; 216 217 hdbg.cylinders = fwcylinders; 218 hdbg.heads = fwheads; 219 hdbg.sectors = fwsectors; 220 hdbg.start = 0; 221 error = copyout(&hdbg, (void *)args->arg, sizeof(hdbg)); 222 } 223 return (error); 224 break; 225 default: 226 /* XXX */ 227 linux_msg(td, 228 "ioctl fd=%d, cmd=0x%x ('%c',%d) is not implemented", 229 args->fd, (int)(args->cmd & 0xffff), 230 (int)(args->cmd & 0xff00) >> 8, 231 (int)(args->cmd & 0xff)); 232 break; 233 } 234 fdrop(fp, td); 235 return (ENOIOCTL); 236 } 237 238 static int 239 linux_ioctl_disk(struct thread *td, struct linux_ioctl_args *args) 240 { 241 struct file *fp; 242 int error; 243 u_int sectorsize; 244 off_t mediasize; 245 246 if ((error = fget(td, args->fd, &fp)) != 0) 247 return (error); 248 switch (args->cmd & 0xffff) { 249 case LINUX_BLKGETSIZE: 250 error = fo_ioctl(fp, DIOCGSECTORSIZE, 251 (caddr_t)§orsize, td->td_ucred, td); 252 if (!error) 253 error = fo_ioctl(fp, DIOCGMEDIASIZE, 254 (caddr_t)&mediasize, td->td_ucred, td); 255 fdrop(fp, td); 256 if (error) 257 return (error); 258 sectorsize = mediasize / sectorsize; 259 /* 260 * XXX: How do we know we return the right size of integer ? 261 */ 262 return (copyout(§orsize, (void *)args->arg, 263 sizeof(sectorsize))); 264 break; 265 } 266 fdrop(fp, td); 267 return (ENOIOCTL); 268 } 269 270 /* 271 * termio related ioctls 272 */ 273 274 struct linux_termio { 275 unsigned short c_iflag; 276 unsigned short c_oflag; 277 unsigned short c_cflag; 278 unsigned short c_lflag; 279 unsigned char c_line; 280 unsigned char c_cc[LINUX_NCC]; 281 }; 282 283 struct linux_termios { 284 unsigned int c_iflag; 285 unsigned int c_oflag; 286 unsigned int c_cflag; 287 unsigned int c_lflag; 288 unsigned char c_line; 289 unsigned char c_cc[LINUX_NCCS]; 290 }; 291 292 struct linux_winsize { 293 unsigned short ws_row, ws_col; 294 unsigned short ws_xpixel, ws_ypixel; 295 }; 296 297 static struct speedtab sptab[] = { 298 { B0, LINUX_B0 }, { B50, LINUX_B50 }, 299 { B75, LINUX_B75 }, { B110, LINUX_B110 }, 300 { B134, LINUX_B134 }, { B150, LINUX_B150 }, 301 { B200, LINUX_B200 }, { B300, LINUX_B300 }, 302 { B600, LINUX_B600 }, { B1200, LINUX_B1200 }, 303 { B1800, LINUX_B1800 }, { B2400, LINUX_B2400 }, 304 { B4800, LINUX_B4800 }, { B9600, LINUX_B9600 }, 305 { B19200, LINUX_B19200 }, { B38400, LINUX_B38400 }, 306 { B57600, LINUX_B57600 }, { B115200, LINUX_B115200 }, 307 {-1, -1 } 308 }; 309 310 struct linux_serial_struct { 311 int type; 312 int line; 313 int port; 314 int irq; 315 int flags; 316 int xmit_fifo_size; 317 int custom_divisor; 318 int baud_base; 319 unsigned short close_delay; 320 char reserved_char[2]; 321 int hub6; 322 unsigned short closing_wait; 323 unsigned short closing_wait2; 324 int reserved[4]; 325 }; 326 327 static int 328 linux_to_bsd_speed(int code, struct speedtab *table) 329 { 330 for ( ; table->sp_code != -1; table++) 331 if (table->sp_code == code) 332 return (table->sp_speed); 333 return -1; 334 } 335 336 static int 337 bsd_to_linux_speed(int speed, struct speedtab *table) 338 { 339 for ( ; table->sp_speed != -1; table++) 340 if (table->sp_speed == speed) 341 return (table->sp_code); 342 return -1; 343 } 344 345 static void 346 bsd_to_linux_termios(struct termios *bios, struct linux_termios *lios) 347 { 348 int i; 349 350 #ifdef DEBUG 351 if (ldebug(ioctl)) { 352 printf("LINUX: BSD termios structure (input):\n"); 353 printf("i=%08x o=%08x c=%08x l=%08x ispeed=%d ospeed=%d\n", 354 bios->c_iflag, bios->c_oflag, bios->c_cflag, bios->c_lflag, 355 bios->c_ispeed, bios->c_ospeed); 356 printf("c_cc "); 357 for (i=0; i<NCCS; i++) 358 printf("%02x ", bios->c_cc[i]); 359 printf("\n"); 360 } 361 #endif 362 363 lios->c_iflag = 0; 364 if (bios->c_iflag & IGNBRK) 365 lios->c_iflag |= LINUX_IGNBRK; 366 if (bios->c_iflag & BRKINT) 367 lios->c_iflag |= LINUX_BRKINT; 368 if (bios->c_iflag & IGNPAR) 369 lios->c_iflag |= LINUX_IGNPAR; 370 if (bios->c_iflag & PARMRK) 371 lios->c_iflag |= LINUX_PARMRK; 372 if (bios->c_iflag & INPCK) 373 lios->c_iflag |= LINUX_INPCK; 374 if (bios->c_iflag & ISTRIP) 375 lios->c_iflag |= LINUX_ISTRIP; 376 if (bios->c_iflag & INLCR) 377 lios->c_iflag |= LINUX_INLCR; 378 if (bios->c_iflag & IGNCR) 379 lios->c_iflag |= LINUX_IGNCR; 380 if (bios->c_iflag & ICRNL) 381 lios->c_iflag |= LINUX_ICRNL; 382 if (bios->c_iflag & IXON) 383 lios->c_iflag |= LINUX_IXON; 384 if (bios->c_iflag & IXANY) 385 lios->c_iflag |= LINUX_IXANY; 386 if (bios->c_iflag & IXOFF) 387 lios->c_iflag |= LINUX_IXOFF; 388 if (bios->c_iflag & IMAXBEL) 389 lios->c_iflag |= LINUX_IMAXBEL; 390 391 lios->c_oflag = 0; 392 if (bios->c_oflag & OPOST) 393 lios->c_oflag |= LINUX_OPOST; 394 if (bios->c_oflag & ONLCR) 395 lios->c_oflag |= LINUX_ONLCR; 396 if (bios->c_oflag & OXTABS) 397 lios->c_oflag |= LINUX_XTABS; 398 399 lios->c_cflag = bsd_to_linux_speed(bios->c_ispeed, sptab); 400 lios->c_cflag |= (bios->c_cflag & CSIZE) >> 4; 401 if (bios->c_cflag & CSTOPB) 402 lios->c_cflag |= LINUX_CSTOPB; 403 if (bios->c_cflag & CREAD) 404 lios->c_cflag |= LINUX_CREAD; 405 if (bios->c_cflag & PARENB) 406 lios->c_cflag |= LINUX_PARENB; 407 if (bios->c_cflag & PARODD) 408 lios->c_cflag |= LINUX_PARODD; 409 if (bios->c_cflag & HUPCL) 410 lios->c_cflag |= LINUX_HUPCL; 411 if (bios->c_cflag & CLOCAL) 412 lios->c_cflag |= LINUX_CLOCAL; 413 if (bios->c_cflag & CRTSCTS) 414 lios->c_cflag |= LINUX_CRTSCTS; 415 416 lios->c_lflag = 0; 417 if (bios->c_lflag & ISIG) 418 lios->c_lflag |= LINUX_ISIG; 419 if (bios->c_lflag & ICANON) 420 lios->c_lflag |= LINUX_ICANON; 421 if (bios->c_lflag & ECHO) 422 lios->c_lflag |= LINUX_ECHO; 423 if (bios->c_lflag & ECHOE) 424 lios->c_lflag |= LINUX_ECHOE; 425 if (bios->c_lflag & ECHOK) 426 lios->c_lflag |= LINUX_ECHOK; 427 if (bios->c_lflag & ECHONL) 428 lios->c_lflag |= LINUX_ECHONL; 429 if (bios->c_lflag & NOFLSH) 430 lios->c_lflag |= LINUX_NOFLSH; 431 if (bios->c_lflag & TOSTOP) 432 lios->c_lflag |= LINUX_TOSTOP; 433 if (bios->c_lflag & ECHOCTL) 434 lios->c_lflag |= LINUX_ECHOCTL; 435 if (bios->c_lflag & ECHOPRT) 436 lios->c_lflag |= LINUX_ECHOPRT; 437 if (bios->c_lflag & ECHOKE) 438 lios->c_lflag |= LINUX_ECHOKE; 439 if (bios->c_lflag & FLUSHO) 440 lios->c_lflag |= LINUX_FLUSHO; 441 if (bios->c_lflag & PENDIN) 442 lios->c_lflag |= LINUX_PENDIN; 443 if (bios->c_lflag & IEXTEN) 444 lios->c_lflag |= LINUX_IEXTEN; 445 446 for (i=0; i<LINUX_NCCS; i++) 447 lios->c_cc[i] = LINUX_POSIX_VDISABLE; 448 lios->c_cc[LINUX_VINTR] = bios->c_cc[VINTR]; 449 lios->c_cc[LINUX_VQUIT] = bios->c_cc[VQUIT]; 450 lios->c_cc[LINUX_VERASE] = bios->c_cc[VERASE]; 451 lios->c_cc[LINUX_VKILL] = bios->c_cc[VKILL]; 452 lios->c_cc[LINUX_VEOF] = bios->c_cc[VEOF]; 453 lios->c_cc[LINUX_VEOL] = bios->c_cc[VEOL]; 454 lios->c_cc[LINUX_VMIN] = bios->c_cc[VMIN]; 455 lios->c_cc[LINUX_VTIME] = bios->c_cc[VTIME]; 456 lios->c_cc[LINUX_VEOL2] = bios->c_cc[VEOL2]; 457 lios->c_cc[LINUX_VSUSP] = bios->c_cc[VSUSP]; 458 lios->c_cc[LINUX_VSTART] = bios->c_cc[VSTART]; 459 lios->c_cc[LINUX_VSTOP] = bios->c_cc[VSTOP]; 460 lios->c_cc[LINUX_VREPRINT] = bios->c_cc[VREPRINT]; 461 lios->c_cc[LINUX_VDISCARD] = bios->c_cc[VDISCARD]; 462 lios->c_cc[LINUX_VWERASE] = bios->c_cc[VWERASE]; 463 lios->c_cc[LINUX_VLNEXT] = bios->c_cc[VLNEXT]; 464 465 for (i=0; i<LINUX_NCCS; i++) { 466 if (i != LINUX_VMIN && i != LINUX_VTIME && 467 lios->c_cc[i] == _POSIX_VDISABLE) 468 lios->c_cc[i] = LINUX_POSIX_VDISABLE; 469 } 470 lios->c_line = 0; 471 472 #ifdef DEBUG 473 if (ldebug(ioctl)) { 474 printf("LINUX: LINUX termios structure (output):\n"); 475 printf("i=%08x o=%08x c=%08x l=%08x line=%d\n", 476 lios->c_iflag, lios->c_oflag, lios->c_cflag, 477 lios->c_lflag, (int)lios->c_line); 478 printf("c_cc "); 479 for (i=0; i<LINUX_NCCS; i++) 480 printf("%02x ", lios->c_cc[i]); 481 printf("\n"); 482 } 483 #endif 484 } 485 486 static void 487 linux_to_bsd_termios(struct linux_termios *lios, struct termios *bios) 488 { 489 int i; 490 491 #ifdef DEBUG 492 if (ldebug(ioctl)) { 493 printf("LINUX: LINUX termios structure (input):\n"); 494 printf("i=%08x o=%08x c=%08x l=%08x line=%d\n", 495 lios->c_iflag, lios->c_oflag, lios->c_cflag, 496 lios->c_lflag, (int)lios->c_line); 497 printf("c_cc "); 498 for (i=0; i<LINUX_NCCS; i++) 499 printf("%02x ", lios->c_cc[i]); 500 printf("\n"); 501 } 502 #endif 503 504 bios->c_iflag = 0; 505 if (lios->c_iflag & LINUX_IGNBRK) 506 bios->c_iflag |= IGNBRK; 507 if (lios->c_iflag & LINUX_BRKINT) 508 bios->c_iflag |= BRKINT; 509 if (lios->c_iflag & LINUX_IGNPAR) 510 bios->c_iflag |= IGNPAR; 511 if (lios->c_iflag & LINUX_PARMRK) 512 bios->c_iflag |= PARMRK; 513 if (lios->c_iflag & LINUX_INPCK) 514 bios->c_iflag |= INPCK; 515 if (lios->c_iflag & LINUX_ISTRIP) 516 bios->c_iflag |= ISTRIP; 517 if (lios->c_iflag & LINUX_INLCR) 518 bios->c_iflag |= INLCR; 519 if (lios->c_iflag & LINUX_IGNCR) 520 bios->c_iflag |= IGNCR; 521 if (lios->c_iflag & LINUX_ICRNL) 522 bios->c_iflag |= ICRNL; 523 if (lios->c_iflag & LINUX_IXON) 524 bios->c_iflag |= IXON; 525 if (lios->c_iflag & LINUX_IXANY) 526 bios->c_iflag |= IXANY; 527 if (lios->c_iflag & LINUX_IXOFF) 528 bios->c_iflag |= IXOFF; 529 if (lios->c_iflag & LINUX_IMAXBEL) 530 bios->c_iflag |= IMAXBEL; 531 532 bios->c_oflag = 0; 533 if (lios->c_oflag & LINUX_OPOST) 534 bios->c_oflag |= OPOST; 535 if (lios->c_oflag & LINUX_ONLCR) 536 bios->c_oflag |= ONLCR; 537 if (lios->c_oflag & LINUX_XTABS) 538 bios->c_oflag |= OXTABS; 539 540 bios->c_cflag = (lios->c_cflag & LINUX_CSIZE) << 4; 541 if (lios->c_cflag & LINUX_CSTOPB) 542 bios->c_cflag |= CSTOPB; 543 if (lios->c_cflag & LINUX_CREAD) 544 bios->c_cflag |= CREAD; 545 if (lios->c_cflag & LINUX_PARENB) 546 bios->c_cflag |= PARENB; 547 if (lios->c_cflag & LINUX_PARODD) 548 bios->c_cflag |= PARODD; 549 if (lios->c_cflag & LINUX_HUPCL) 550 bios->c_cflag |= HUPCL; 551 if (lios->c_cflag & LINUX_CLOCAL) 552 bios->c_cflag |= CLOCAL; 553 if (lios->c_cflag & LINUX_CRTSCTS) 554 bios->c_cflag |= CRTSCTS; 555 556 bios->c_lflag = 0; 557 if (lios->c_lflag & LINUX_ISIG) 558 bios->c_lflag |= ISIG; 559 if (lios->c_lflag & LINUX_ICANON) 560 bios->c_lflag |= ICANON; 561 if (lios->c_lflag & LINUX_ECHO) 562 bios->c_lflag |= ECHO; 563 if (lios->c_lflag & LINUX_ECHOE) 564 bios->c_lflag |= ECHOE; 565 if (lios->c_lflag & LINUX_ECHOK) 566 bios->c_lflag |= ECHOK; 567 if (lios->c_lflag & LINUX_ECHONL) 568 bios->c_lflag |= ECHONL; 569 if (lios->c_lflag & LINUX_NOFLSH) 570 bios->c_lflag |= NOFLSH; 571 if (lios->c_lflag & LINUX_TOSTOP) 572 bios->c_lflag |= TOSTOP; 573 if (lios->c_lflag & LINUX_ECHOCTL) 574 bios->c_lflag |= ECHOCTL; 575 if (lios->c_lflag & LINUX_ECHOPRT) 576 bios->c_lflag |= ECHOPRT; 577 if (lios->c_lflag & LINUX_ECHOKE) 578 bios->c_lflag |= ECHOKE; 579 if (lios->c_lflag & LINUX_FLUSHO) 580 bios->c_lflag |= FLUSHO; 581 if (lios->c_lflag & LINUX_PENDIN) 582 bios->c_lflag |= PENDIN; 583 if (lios->c_lflag & LINUX_IEXTEN) 584 bios->c_lflag |= IEXTEN; 585 586 for (i=0; i<NCCS; i++) 587 bios->c_cc[i] = _POSIX_VDISABLE; 588 bios->c_cc[VINTR] = lios->c_cc[LINUX_VINTR]; 589 bios->c_cc[VQUIT] = lios->c_cc[LINUX_VQUIT]; 590 bios->c_cc[VERASE] = lios->c_cc[LINUX_VERASE]; 591 bios->c_cc[VKILL] = lios->c_cc[LINUX_VKILL]; 592 bios->c_cc[VEOF] = lios->c_cc[LINUX_VEOF]; 593 bios->c_cc[VEOL] = lios->c_cc[LINUX_VEOL]; 594 bios->c_cc[VMIN] = lios->c_cc[LINUX_VMIN]; 595 bios->c_cc[VTIME] = lios->c_cc[LINUX_VTIME]; 596 bios->c_cc[VEOL2] = lios->c_cc[LINUX_VEOL2]; 597 bios->c_cc[VSUSP] = lios->c_cc[LINUX_VSUSP]; 598 bios->c_cc[VSTART] = lios->c_cc[LINUX_VSTART]; 599 bios->c_cc[VSTOP] = lios->c_cc[LINUX_VSTOP]; 600 bios->c_cc[VREPRINT] = lios->c_cc[LINUX_VREPRINT]; 601 bios->c_cc[VDISCARD] = lios->c_cc[LINUX_VDISCARD]; 602 bios->c_cc[VWERASE] = lios->c_cc[LINUX_VWERASE]; 603 bios->c_cc[VLNEXT] = lios->c_cc[LINUX_VLNEXT]; 604 605 for (i=0; i<NCCS; i++) { 606 if (i != VMIN && i != VTIME && 607 bios->c_cc[i] == LINUX_POSIX_VDISABLE) 608 bios->c_cc[i] = _POSIX_VDISABLE; 609 } 610 611 bios->c_ispeed = bios->c_ospeed = 612 linux_to_bsd_speed(lios->c_cflag & LINUX_CBAUD, sptab); 613 614 #ifdef DEBUG 615 if (ldebug(ioctl)) { 616 printf("LINUX: BSD termios structure (output):\n"); 617 printf("i=%08x o=%08x c=%08x l=%08x ispeed=%d ospeed=%d\n", 618 bios->c_iflag, bios->c_oflag, bios->c_cflag, bios->c_lflag, 619 bios->c_ispeed, bios->c_ospeed); 620 printf("c_cc "); 621 for (i=0; i<NCCS; i++) 622 printf("%02x ", bios->c_cc[i]); 623 printf("\n"); 624 } 625 #endif 626 } 627 628 static void 629 bsd_to_linux_termio(struct termios *bios, struct linux_termio *lio) 630 { 631 struct linux_termios lios; 632 633 bsd_to_linux_termios(bios, &lios); 634 lio->c_iflag = lios.c_iflag; 635 lio->c_oflag = lios.c_oflag; 636 lio->c_cflag = lios.c_cflag; 637 lio->c_lflag = lios.c_lflag; 638 lio->c_line = lios.c_line; 639 memcpy(lio->c_cc, lios.c_cc, LINUX_NCC); 640 } 641 642 static void 643 linux_to_bsd_termio(struct linux_termio *lio, struct termios *bios) 644 { 645 struct linux_termios lios; 646 int i; 647 648 lios.c_iflag = lio->c_iflag; 649 lios.c_oflag = lio->c_oflag; 650 lios.c_cflag = lio->c_cflag; 651 lios.c_lflag = lio->c_lflag; 652 for (i=LINUX_NCC; i<LINUX_NCCS; i++) 653 lios.c_cc[i] = LINUX_POSIX_VDISABLE; 654 memcpy(lios.c_cc, lio->c_cc, LINUX_NCC); 655 linux_to_bsd_termios(&lios, bios); 656 } 657 658 static int 659 linux_ioctl_termio(struct thread *td, struct linux_ioctl_args *args) 660 { 661 struct termios bios; 662 struct linux_termios lios; 663 struct linux_termio lio; 664 struct file *fp; 665 int error; 666 667 if ((error = fget(td, args->fd, &fp)) != 0) 668 return (error); 669 670 switch (args->cmd & 0xffff) { 671 672 case LINUX_TCGETS: 673 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred, 674 td); 675 if (error) 676 break; 677 bsd_to_linux_termios(&bios, &lios); 678 error = copyout(&lios, (void *)args->arg, sizeof(lios)); 679 break; 680 681 case LINUX_TCSETS: 682 error = copyin((void *)args->arg, &lios, sizeof(lios)); 683 if (error) 684 break; 685 linux_to_bsd_termios(&lios, &bios); 686 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred, 687 td)); 688 break; 689 690 case LINUX_TCSETSW: 691 error = copyin((void *)args->arg, &lios, sizeof(lios)); 692 if (error) 693 break; 694 linux_to_bsd_termios(&lios, &bios); 695 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred, 696 td)); 697 break; 698 699 case LINUX_TCSETSF: 700 error = copyin((void *)args->arg, &lios, sizeof(lios)); 701 if (error) 702 break; 703 linux_to_bsd_termios(&lios, &bios); 704 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred, 705 td)); 706 break; 707 708 case LINUX_TCGETA: 709 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred, 710 td); 711 if (error) 712 break; 713 bsd_to_linux_termio(&bios, &lio); 714 error = (copyout(&lio, (void *)args->arg, sizeof(lio))); 715 break; 716 717 case LINUX_TCSETA: 718 error = copyin((void *)args->arg, &lio, sizeof(lio)); 719 if (error) 720 break; 721 linux_to_bsd_termio(&lio, &bios); 722 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred, 723 td)); 724 break; 725 726 case LINUX_TCSETAW: 727 error = copyin((void *)args->arg, &lio, sizeof(lio)); 728 if (error) 729 break; 730 linux_to_bsd_termio(&lio, &bios); 731 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred, 732 td)); 733 break; 734 735 case LINUX_TCSETAF: 736 error = copyin((void *)args->arg, &lio, sizeof(lio)); 737 if (error) 738 break; 739 linux_to_bsd_termio(&lio, &bios); 740 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred, 741 td)); 742 break; 743 744 /* LINUX_TCSBRK */ 745 746 case LINUX_TCXONC: { 747 switch (args->arg) { 748 case LINUX_TCOOFF: 749 args->cmd = TIOCSTOP; 750 break; 751 case LINUX_TCOON: 752 args->cmd = TIOCSTART; 753 break; 754 case LINUX_TCIOFF: 755 case LINUX_TCION: { 756 int c; 757 struct write_args wr; 758 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, 759 td->td_ucred, td); 760 if (error) 761 break; 762 fdrop(fp, td); 763 c = (args->arg == LINUX_TCIOFF) ? VSTOP : VSTART; 764 c = bios.c_cc[c]; 765 if (c != _POSIX_VDISABLE) { 766 wr.fd = args->fd; 767 wr.buf = &c; 768 wr.nbyte = sizeof(c); 769 return (write(td, &wr)); 770 } else 771 return (0); 772 } 773 default: 774 fdrop(fp, td); 775 return (EINVAL); 776 } 777 args->arg = 0; 778 error = (ioctl(td, (struct ioctl_args *)args)); 779 break; 780 } 781 782 case LINUX_TCFLSH: { 783 int val; 784 switch (args->arg) { 785 case LINUX_TCIFLUSH: 786 val = FREAD; 787 break; 788 case LINUX_TCOFLUSH: 789 val = FWRITE; 790 break; 791 case LINUX_TCIOFLUSH: 792 val = FREAD | FWRITE; 793 break; 794 default: 795 fdrop(fp, td); 796 return (EINVAL); 797 } 798 error = (fo_ioctl(fp,TIOCFLUSH,(caddr_t)&val,td->td_ucred,td)); 799 break; 800 } 801 802 case LINUX_TIOCEXCL: 803 args->cmd = TIOCEXCL; 804 error = (ioctl(td, (struct ioctl_args *)args)); 805 break; 806 807 case LINUX_TIOCNXCL: 808 args->cmd = TIOCNXCL; 809 error = (ioctl(td, (struct ioctl_args *)args)); 810 break; 811 812 case LINUX_TIOCSCTTY: 813 args->cmd = TIOCSCTTY; 814 error = (ioctl(td, (struct ioctl_args *)args)); 815 break; 816 817 case LINUX_TIOCGPGRP: 818 args->cmd = TIOCGPGRP; 819 error = (ioctl(td, (struct ioctl_args *)args)); 820 break; 821 822 case LINUX_TIOCSPGRP: 823 args->cmd = TIOCSPGRP; 824 error = (ioctl(td, (struct ioctl_args *)args)); 825 break; 826 827 /* LINUX_TIOCOUTQ */ 828 /* LINUX_TIOCSTI */ 829 830 case LINUX_TIOCGWINSZ: 831 args->cmd = TIOCGWINSZ; 832 error = (ioctl(td, (struct ioctl_args *)args)); 833 break; 834 835 case LINUX_TIOCSWINSZ: 836 args->cmd = TIOCSWINSZ; 837 error = (ioctl(td, (struct ioctl_args *)args)); 838 break; 839 840 case LINUX_TIOCMGET: 841 args->cmd = TIOCMGET; 842 error = (ioctl(td, (struct ioctl_args *)args)); 843 break; 844 845 case LINUX_TIOCMBIS: 846 args->cmd = TIOCMBIS; 847 error = (ioctl(td, (struct ioctl_args *)args)); 848 break; 849 850 case LINUX_TIOCMBIC: 851 args->cmd = TIOCMBIC; 852 error = (ioctl(td, (struct ioctl_args *)args)); 853 break; 854 855 case LINUX_TIOCMSET: 856 args->cmd = TIOCMSET; 857 error = (ioctl(td, (struct ioctl_args *)args)); 858 break; 859 860 /* TIOCGSOFTCAR */ 861 /* TIOCSSOFTCAR */ 862 863 case LINUX_FIONREAD: /* LINUX_TIOCINQ */ 864 args->cmd = FIONREAD; 865 error = (ioctl(td, (struct ioctl_args *)args)); 866 break; 867 868 /* LINUX_TIOCLINUX */ 869 870 case LINUX_TIOCCONS: 871 args->cmd = TIOCCONS; 872 error = (ioctl(td, (struct ioctl_args *)args)); 873 break; 874 875 case LINUX_TIOCGSERIAL: { 876 struct linux_serial_struct lss; 877 lss.type = LINUX_PORT_16550A; 878 lss.flags = 0; 879 lss.close_delay = 0; 880 error = copyout(&lss, (void *)args->arg, sizeof(lss)); 881 break; 882 } 883 884 case LINUX_TIOCSSERIAL: { 885 struct linux_serial_struct lss; 886 error = copyin((void *)args->arg, &lss, sizeof(lss)); 887 if (error) 888 break; 889 /* XXX - It really helps to have an implementation that 890 * does nothing. NOT! 891 */ 892 error = 0; 893 break; 894 } 895 896 /* LINUX_TIOCPKT */ 897 898 case LINUX_FIONBIO: 899 args->cmd = FIONBIO; 900 error = (ioctl(td, (struct ioctl_args *)args)); 901 break; 902 903 case LINUX_TIOCNOTTY: 904 args->cmd = TIOCNOTTY; 905 error = (ioctl(td, (struct ioctl_args *)args)); 906 break; 907 908 case LINUX_TIOCSETD: { 909 int line; 910 switch (args->arg) { 911 case LINUX_N_TTY: 912 line = TTYDISC; 913 break; 914 case LINUX_N_SLIP: 915 line = SLIPDISC; 916 break; 917 case LINUX_N_PPP: 918 line = PPPDISC; 919 break; 920 default: 921 fdrop(fp, td); 922 return (EINVAL); 923 } 924 error = (fo_ioctl(fp, TIOCSETD, (caddr_t)&line, td->td_ucred, 925 td)); 926 break; 927 } 928 929 case LINUX_TIOCGETD: { 930 int linux_line; 931 int bsd_line = TTYDISC; 932 error = fo_ioctl(fp, TIOCGETD, (caddr_t)&bsd_line, 933 td->td_ucred, td); 934 if (error) 935 return (error); 936 switch (bsd_line) { 937 case TTYDISC: 938 linux_line = LINUX_N_TTY; 939 break; 940 case SLIPDISC: 941 linux_line = LINUX_N_SLIP; 942 break; 943 case PPPDISC: 944 linux_line = LINUX_N_PPP; 945 break; 946 default: 947 fdrop(fp, td); 948 return (EINVAL); 949 } 950 error = (copyout(&linux_line, (void *)args->arg, sizeof(int))); 951 break; 952 } 953 954 /* LINUX_TCSBRKP */ 955 /* LINUX_TIOCTTYGSTRUCT */ 956 957 case LINUX_FIONCLEX: 958 args->cmd = FIONCLEX; 959 error = (ioctl(td, (struct ioctl_args *)args)); 960 break; 961 962 case LINUX_FIOCLEX: 963 args->cmd = FIOCLEX; 964 error = (ioctl(td, (struct ioctl_args *)args)); 965 break; 966 967 case LINUX_FIOASYNC: 968 args->cmd = FIOASYNC; 969 error = (ioctl(td, (struct ioctl_args *)args)); 970 break; 971 972 /* LINUX_TIOCSERCONFIG */ 973 /* LINUX_TIOCSERGWILD */ 974 /* LINUX_TIOCSERSWILD */ 975 /* LINUX_TIOCGLCKTRMIOS */ 976 /* LINUX_TIOCSLCKTRMIOS */ 977 978 case LINUX_TIOCSBRK: 979 args->cmd = TIOCSBRK; 980 error = (ioctl(td, (struct ioctl_args *)args)); 981 break; 982 983 case LINUX_TIOCCBRK: 984 args->cmd = TIOCCBRK; 985 error = (ioctl(td, (struct ioctl_args *)args)); 986 break; 987 case LINUX_TIOCGPTN: { 988 int nb; 989 990 error = fo_ioctl(fp, TIOCGPTN, (caddr_t)&nb, td->td_ucred, td); 991 if (!error) 992 error = copyout(&nb, (void *)args->arg, 993 sizeof(int)); 994 break; 995 } 996 default: 997 error = ENOIOCTL; 998 break; 999 } 1000 1001 fdrop(fp, td); 1002 return (error); 1003 } 1004 1005 /* 1006 * CDROM related ioctls 1007 */ 1008 1009 struct linux_cdrom_msf 1010 { 1011 u_char cdmsf_min0; 1012 u_char cdmsf_sec0; 1013 u_char cdmsf_frame0; 1014 u_char cdmsf_min1; 1015 u_char cdmsf_sec1; 1016 u_char cdmsf_frame1; 1017 }; 1018 1019 struct linux_cdrom_tochdr 1020 { 1021 u_char cdth_trk0; 1022 u_char cdth_trk1; 1023 }; 1024 1025 union linux_cdrom_addr 1026 { 1027 struct { 1028 u_char minute; 1029 u_char second; 1030 u_char frame; 1031 } msf; 1032 int lba; 1033 }; 1034 1035 struct linux_cdrom_tocentry 1036 { 1037 u_char cdte_track; 1038 u_char cdte_adr:4; 1039 u_char cdte_ctrl:4; 1040 u_char cdte_format; 1041 union linux_cdrom_addr cdte_addr; 1042 u_char cdte_datamode; 1043 }; 1044 1045 struct linux_cdrom_subchnl 1046 { 1047 u_char cdsc_format; 1048 u_char cdsc_audiostatus; 1049 u_char cdsc_adr:4; 1050 u_char cdsc_ctrl:4; 1051 u_char cdsc_trk; 1052 u_char cdsc_ind; 1053 union linux_cdrom_addr cdsc_absaddr; 1054 union linux_cdrom_addr cdsc_reladdr; 1055 }; 1056 1057 struct l_cdrom_read_audio { 1058 union linux_cdrom_addr addr; 1059 u_char addr_format; 1060 l_int nframes; 1061 u_char *buf; 1062 }; 1063 1064 struct l_dvd_layer { 1065 u_char book_version:4; 1066 u_char book_type:4; 1067 u_char min_rate:4; 1068 u_char disc_size:4; 1069 u_char layer_type:4; 1070 u_char track_path:1; 1071 u_char nlayers:2; 1072 u_char track_density:4; 1073 u_char linear_density:4; 1074 u_char bca:1; 1075 u_int32_t start_sector; 1076 u_int32_t end_sector; 1077 u_int32_t end_sector_l0; 1078 }; 1079 1080 struct l_dvd_physical { 1081 u_char type; 1082 u_char layer_num; 1083 struct l_dvd_layer layer[4]; 1084 }; 1085 1086 struct l_dvd_copyright { 1087 u_char type; 1088 u_char layer_num; 1089 u_char cpst; 1090 u_char rmi; 1091 }; 1092 1093 struct l_dvd_disckey { 1094 u_char type; 1095 l_uint agid:2; 1096 u_char value[2048]; 1097 }; 1098 1099 struct l_dvd_bca { 1100 u_char type; 1101 l_int len; 1102 u_char value[188]; 1103 }; 1104 1105 struct l_dvd_manufact { 1106 u_char type; 1107 u_char layer_num; 1108 l_int len; 1109 u_char value[2048]; 1110 }; 1111 1112 typedef union { 1113 u_char type; 1114 struct l_dvd_physical physical; 1115 struct l_dvd_copyright copyright; 1116 struct l_dvd_disckey disckey; 1117 struct l_dvd_bca bca; 1118 struct l_dvd_manufact manufact; 1119 } l_dvd_struct; 1120 1121 typedef u_char l_dvd_key[5]; 1122 typedef u_char l_dvd_challenge[10]; 1123 1124 struct l_dvd_lu_send_agid { 1125 u_char type; 1126 l_uint agid:2; 1127 }; 1128 1129 struct l_dvd_host_send_challenge { 1130 u_char type; 1131 l_uint agid:2; 1132 l_dvd_challenge chal; 1133 }; 1134 1135 struct l_dvd_send_key { 1136 u_char type; 1137 l_uint agid:2; 1138 l_dvd_key key; 1139 }; 1140 1141 struct l_dvd_lu_send_challenge { 1142 u_char type; 1143 l_uint agid:2; 1144 l_dvd_challenge chal; 1145 }; 1146 1147 struct l_dvd_lu_send_title_key { 1148 u_char type; 1149 l_uint agid:2; 1150 l_dvd_key title_key; 1151 l_int lba; 1152 l_uint cpm:1; 1153 l_uint cp_sec:1; 1154 l_uint cgms:2; 1155 }; 1156 1157 struct l_dvd_lu_send_asf { 1158 u_char type; 1159 l_uint agid:2; 1160 l_uint asf:1; 1161 }; 1162 1163 struct l_dvd_host_send_rpcstate { 1164 u_char type; 1165 u_char pdrc; 1166 }; 1167 1168 struct l_dvd_lu_send_rpcstate { 1169 u_char type:2; 1170 u_char vra:3; 1171 u_char ucca:3; 1172 u_char region_mask; 1173 u_char rpc_scheme; 1174 }; 1175 1176 typedef union { 1177 u_char type; 1178 struct l_dvd_lu_send_agid lsa; 1179 struct l_dvd_host_send_challenge hsc; 1180 struct l_dvd_send_key lsk; 1181 struct l_dvd_lu_send_challenge lsc; 1182 struct l_dvd_send_key hsk; 1183 struct l_dvd_lu_send_title_key lstk; 1184 struct l_dvd_lu_send_asf lsasf; 1185 struct l_dvd_host_send_rpcstate hrpcs; 1186 struct l_dvd_lu_send_rpcstate lrpcs; 1187 } l_dvd_authinfo; 1188 1189 static void 1190 bsd_to_linux_msf_lba(u_char af, union msf_lba *bp, union linux_cdrom_addr *lp) 1191 { 1192 if (af == CD_LBA_FORMAT) 1193 lp->lba = bp->lba; 1194 else { 1195 lp->msf.minute = bp->msf.minute; 1196 lp->msf.second = bp->msf.second; 1197 lp->msf.frame = bp->msf.frame; 1198 } 1199 } 1200 1201 static void 1202 set_linux_cdrom_addr(union linux_cdrom_addr *addr, int format, int lba) 1203 { 1204 if (format == LINUX_CDROM_MSF) { 1205 addr->msf.frame = lba % 75; 1206 lba /= 75; 1207 lba += 2; 1208 addr->msf.second = lba % 60; 1209 addr->msf.minute = lba / 60; 1210 } else 1211 addr->lba = lba; 1212 } 1213 1214 static int 1215 linux_to_bsd_dvd_struct(l_dvd_struct *lp, struct dvd_struct *bp) 1216 { 1217 bp->format = lp->type; 1218 switch (bp->format) { 1219 case DVD_STRUCT_PHYSICAL: 1220 if (bp->layer_num >= 4) 1221 return (EINVAL); 1222 bp->layer_num = lp->physical.layer_num; 1223 break; 1224 case DVD_STRUCT_COPYRIGHT: 1225 bp->layer_num = lp->copyright.layer_num; 1226 break; 1227 case DVD_STRUCT_DISCKEY: 1228 bp->agid = lp->disckey.agid; 1229 break; 1230 case DVD_STRUCT_BCA: 1231 case DVD_STRUCT_MANUFACT: 1232 break; 1233 default: 1234 return (EINVAL); 1235 } 1236 return (0); 1237 } 1238 1239 static int 1240 bsd_to_linux_dvd_struct(struct dvd_struct *bp, l_dvd_struct *lp) 1241 { 1242 switch (bp->format) { 1243 case DVD_STRUCT_PHYSICAL: { 1244 struct dvd_layer *blp = (struct dvd_layer *)bp->data; 1245 struct l_dvd_layer *llp = &lp->physical.layer[bp->layer_num]; 1246 memset(llp, 0, sizeof(*llp)); 1247 llp->book_version = blp->book_version; 1248 llp->book_type = blp->book_type; 1249 llp->min_rate = blp->max_rate; 1250 llp->disc_size = blp->disc_size; 1251 llp->layer_type = blp->layer_type; 1252 llp->track_path = blp->track_path; 1253 llp->nlayers = blp->nlayers; 1254 llp->track_density = blp->track_density; 1255 llp->linear_density = blp->linear_density; 1256 llp->bca = blp->bca; 1257 llp->start_sector = blp->start_sector; 1258 llp->end_sector = blp->end_sector; 1259 llp->end_sector_l0 = blp->end_sector_l0; 1260 break; 1261 } 1262 case DVD_STRUCT_COPYRIGHT: 1263 lp->copyright.cpst = bp->cpst; 1264 lp->copyright.rmi = bp->rmi; 1265 break; 1266 case DVD_STRUCT_DISCKEY: 1267 memcpy(lp->disckey.value, bp->data, sizeof(lp->disckey.value)); 1268 break; 1269 case DVD_STRUCT_BCA: 1270 lp->bca.len = bp->length; 1271 memcpy(lp->bca.value, bp->data, sizeof(lp->bca.value)); 1272 break; 1273 case DVD_STRUCT_MANUFACT: 1274 lp->manufact.len = bp->length; 1275 memcpy(lp->manufact.value, bp->data, 1276 sizeof(lp->manufact.value)); 1277 /* lp->manufact.layer_num is unused in linux (redhat 7.0) */ 1278 break; 1279 default: 1280 return (EINVAL); 1281 } 1282 return (0); 1283 } 1284 1285 static int 1286 linux_to_bsd_dvd_authinfo(l_dvd_authinfo *lp, int *bcode, 1287 struct dvd_authinfo *bp) 1288 { 1289 switch (lp->type) { 1290 case LINUX_DVD_LU_SEND_AGID: 1291 *bcode = DVDIOCREPORTKEY; 1292 bp->format = DVD_REPORT_AGID; 1293 bp->agid = lp->lsa.agid; 1294 break; 1295 case LINUX_DVD_HOST_SEND_CHALLENGE: 1296 *bcode = DVDIOCSENDKEY; 1297 bp->format = DVD_SEND_CHALLENGE; 1298 bp->agid = lp->hsc.agid; 1299 memcpy(bp->keychal, lp->hsc.chal, 10); 1300 break; 1301 case LINUX_DVD_LU_SEND_KEY1: 1302 *bcode = DVDIOCREPORTKEY; 1303 bp->format = DVD_REPORT_KEY1; 1304 bp->agid = lp->lsk.agid; 1305 break; 1306 case LINUX_DVD_LU_SEND_CHALLENGE: 1307 *bcode = DVDIOCREPORTKEY; 1308 bp->format = DVD_REPORT_CHALLENGE; 1309 bp->agid = lp->lsc.agid; 1310 break; 1311 case LINUX_DVD_HOST_SEND_KEY2: 1312 *bcode = DVDIOCSENDKEY; 1313 bp->format = DVD_SEND_KEY2; 1314 bp->agid = lp->hsk.agid; 1315 memcpy(bp->keychal, lp->hsk.key, 5); 1316 break; 1317 case LINUX_DVD_LU_SEND_TITLE_KEY: 1318 *bcode = DVDIOCREPORTKEY; 1319 bp->format = DVD_REPORT_TITLE_KEY; 1320 bp->agid = lp->lstk.agid; 1321 bp->lba = lp->lstk.lba; 1322 break; 1323 case LINUX_DVD_LU_SEND_ASF: 1324 *bcode = DVDIOCREPORTKEY; 1325 bp->format = DVD_REPORT_ASF; 1326 bp->agid = lp->lsasf.agid; 1327 break; 1328 case LINUX_DVD_INVALIDATE_AGID: 1329 *bcode = DVDIOCREPORTKEY; 1330 bp->format = DVD_INVALIDATE_AGID; 1331 bp->agid = lp->lsa.agid; 1332 break; 1333 case LINUX_DVD_LU_SEND_RPC_STATE: 1334 *bcode = DVDIOCREPORTKEY; 1335 bp->format = DVD_REPORT_RPC; 1336 break; 1337 case LINUX_DVD_HOST_SEND_RPC_STATE: 1338 *bcode = DVDIOCSENDKEY; 1339 bp->format = DVD_SEND_RPC; 1340 bp->region = lp->hrpcs.pdrc; 1341 break; 1342 default: 1343 return (EINVAL); 1344 } 1345 return (0); 1346 } 1347 1348 static int 1349 bsd_to_linux_dvd_authinfo(struct dvd_authinfo *bp, l_dvd_authinfo *lp) 1350 { 1351 switch (lp->type) { 1352 case LINUX_DVD_LU_SEND_AGID: 1353 lp->lsa.agid = bp->agid; 1354 break; 1355 case LINUX_DVD_HOST_SEND_CHALLENGE: 1356 lp->type = LINUX_DVD_LU_SEND_KEY1; 1357 break; 1358 case LINUX_DVD_LU_SEND_KEY1: 1359 memcpy(lp->lsk.key, bp->keychal, sizeof(lp->lsk.key)); 1360 break; 1361 case LINUX_DVD_LU_SEND_CHALLENGE: 1362 memcpy(lp->lsc.chal, bp->keychal, sizeof(lp->lsc.chal)); 1363 break; 1364 case LINUX_DVD_HOST_SEND_KEY2: 1365 lp->type = LINUX_DVD_AUTH_ESTABLISHED; 1366 break; 1367 case LINUX_DVD_LU_SEND_TITLE_KEY: 1368 memcpy(lp->lstk.title_key, bp->keychal, 1369 sizeof(lp->lstk.title_key)); 1370 lp->lstk.cpm = bp->cpm; 1371 lp->lstk.cp_sec = bp->cp_sec; 1372 lp->lstk.cgms = bp->cgms; 1373 break; 1374 case LINUX_DVD_LU_SEND_ASF: 1375 lp->lsasf.asf = bp->asf; 1376 break; 1377 case LINUX_DVD_INVALIDATE_AGID: 1378 break; 1379 case LINUX_DVD_LU_SEND_RPC_STATE: 1380 lp->lrpcs.type = bp->reg_type; 1381 lp->lrpcs.vra = bp->vend_rsts; 1382 lp->lrpcs.ucca = bp->user_rsts; 1383 lp->lrpcs.region_mask = bp->region; 1384 lp->lrpcs.rpc_scheme = bp->rpc_scheme; 1385 break; 1386 case LINUX_DVD_HOST_SEND_RPC_STATE: 1387 break; 1388 default: 1389 return (EINVAL); 1390 } 1391 return (0); 1392 } 1393 1394 static int 1395 linux_ioctl_cdrom(struct thread *td, struct linux_ioctl_args *args) 1396 { 1397 struct file *fp; 1398 int error; 1399 1400 if ((error = fget(td, args->fd, &fp)) != 0) 1401 return (error); 1402 switch (args->cmd & 0xffff) { 1403 1404 case LINUX_CDROMPAUSE: 1405 args->cmd = CDIOCPAUSE; 1406 error = (ioctl(td, (struct ioctl_args *)args)); 1407 break; 1408 1409 case LINUX_CDROMRESUME: 1410 args->cmd = CDIOCRESUME; 1411 error = (ioctl(td, (struct ioctl_args *)args)); 1412 break; 1413 1414 case LINUX_CDROMPLAYMSF: 1415 args->cmd = CDIOCPLAYMSF; 1416 error = (ioctl(td, (struct ioctl_args *)args)); 1417 break; 1418 1419 case LINUX_CDROMPLAYTRKIND: 1420 args->cmd = CDIOCPLAYTRACKS; 1421 error = (ioctl(td, (struct ioctl_args *)args)); 1422 break; 1423 1424 case LINUX_CDROMREADTOCHDR: { 1425 struct ioc_toc_header th; 1426 struct linux_cdrom_tochdr lth; 1427 error = fo_ioctl(fp, CDIOREADTOCHEADER, (caddr_t)&th, 1428 td->td_ucred, td); 1429 if (!error) { 1430 lth.cdth_trk0 = th.starting_track; 1431 lth.cdth_trk1 = th.ending_track; 1432 copyout(<h, (void *)args->arg, sizeof(lth)); 1433 } 1434 break; 1435 } 1436 1437 case LINUX_CDROMREADTOCENTRY: { 1438 struct linux_cdrom_tocentry lte; 1439 struct ioc_read_toc_single_entry irtse; 1440 1441 error = copyin((void *)args->arg, <e, sizeof(lte)); 1442 if (error) 1443 break; 1444 irtse.address_format = lte.cdte_format; 1445 irtse.track = lte.cdte_track; 1446 error = fo_ioctl(fp, CDIOREADTOCENTRY, (caddr_t)&irtse, 1447 td->td_ucred, td); 1448 if (!error) { 1449 lte.cdte_ctrl = irtse.entry.control; 1450 lte.cdte_adr = irtse.entry.addr_type; 1451 bsd_to_linux_msf_lba(irtse.address_format, 1452 &irtse.entry.addr, <e.cdte_addr); 1453 error = copyout(<e, (void *)args->arg, sizeof(lte)); 1454 } 1455 break; 1456 } 1457 1458 case LINUX_CDROMSTOP: 1459 args->cmd = CDIOCSTOP; 1460 error = (ioctl(td, (struct ioctl_args *)args)); 1461 break; 1462 1463 case LINUX_CDROMSTART: 1464 args->cmd = CDIOCSTART; 1465 error = (ioctl(td, (struct ioctl_args *)args)); 1466 break; 1467 1468 case LINUX_CDROMEJECT: 1469 args->cmd = CDIOCEJECT; 1470 error = (ioctl(td, (struct ioctl_args *)args)); 1471 break; 1472 1473 /* LINUX_CDROMVOLCTRL */ 1474 1475 case LINUX_CDROMSUBCHNL: { 1476 struct linux_cdrom_subchnl sc; 1477 struct ioc_read_subchannel bsdsc; 1478 struct cd_sub_channel_info bsdinfo; 1479 1480 bsdsc.address_format = CD_LBA_FORMAT; 1481 bsdsc.data_format = CD_CURRENT_POSITION; 1482 bsdsc.track = 0; 1483 bsdsc.data_len = sizeof(bsdinfo); 1484 bsdsc.data = &bsdinfo; 1485 error = fo_ioctl(fp, CDIOCREADSUBCHANNEL_SYSSPACE, 1486 (caddr_t)&bsdsc, td->td_ucred, td); 1487 if (error) 1488 break; 1489 error = copyin((void *)args->arg, &sc, sizeof(sc)); 1490 if (error) 1491 break; 1492 sc.cdsc_audiostatus = bsdinfo.header.audio_status; 1493 sc.cdsc_adr = bsdinfo.what.position.addr_type; 1494 sc.cdsc_ctrl = bsdinfo.what.position.control; 1495 sc.cdsc_trk = bsdinfo.what.position.track_number; 1496 sc.cdsc_ind = bsdinfo.what.position.index_number; 1497 set_linux_cdrom_addr(&sc.cdsc_absaddr, sc.cdsc_format, 1498 bsdinfo.what.position.absaddr.lba); 1499 set_linux_cdrom_addr(&sc.cdsc_reladdr, sc.cdsc_format, 1500 bsdinfo.what.position.reladdr.lba); 1501 error = copyout(&sc, (void *)args->arg, sizeof(sc)); 1502 break; 1503 } 1504 1505 /* LINUX_CDROMREADMODE2 */ 1506 /* LINUX_CDROMREADMODE1 */ 1507 /* LINUX_CDROMREADAUDIO */ 1508 /* LINUX_CDROMEJECT_SW */ 1509 /* LINUX_CDROMMULTISESSION */ 1510 /* LINUX_CDROM_GET_UPC */ 1511 1512 case LINUX_CDROMRESET: 1513 args->cmd = CDIOCRESET; 1514 error = (ioctl(td, (struct ioctl_args *)args)); 1515 break; 1516 1517 /* LINUX_CDROMVOLREAD */ 1518 /* LINUX_CDROMREADRAW */ 1519 /* LINUX_CDROMREADCOOKED */ 1520 /* LINUX_CDROMSEEK */ 1521 /* LINUX_CDROMPLAYBLK */ 1522 /* LINUX_CDROMREADALL */ 1523 /* LINUX_CDROMCLOSETRAY */ 1524 /* LINUX_CDROMLOADFROMSLOT */ 1525 /* LINUX_CDROMGETSPINDOWN */ 1526 /* LINUX_CDROMSETSPINDOWN */ 1527 /* LINUX_CDROM_SET_OPTIONS */ 1528 /* LINUX_CDROM_CLEAR_OPTIONS */ 1529 /* LINUX_CDROM_SELECT_SPEED */ 1530 /* LINUX_CDROM_SELECT_DISC */ 1531 /* LINUX_CDROM_MEDIA_CHANGED */ 1532 /* LINUX_CDROM_DRIVE_STATUS */ 1533 /* LINUX_CDROM_DISC_STATUS */ 1534 /* LINUX_CDROM_CHANGER_NSLOTS */ 1535 /* LINUX_CDROM_LOCKDOOR */ 1536 /* LINUX_CDROM_DEBUG */ 1537 /* LINUX_CDROM_GET_CAPABILITY */ 1538 /* LINUX_CDROMAUDIOBUFSIZ */ 1539 1540 case LINUX_DVD_READ_STRUCT: { 1541 l_dvd_struct lds; 1542 struct dvd_struct bds; 1543 1544 error = copyin((void *)args->arg, &lds, sizeof(lds)); 1545 if (error) 1546 break; 1547 error = linux_to_bsd_dvd_struct(&lds, &bds); 1548 if (error) 1549 break; 1550 error = fo_ioctl(fp, DVDIOCREADSTRUCTURE, (caddr_t)&bds, 1551 td->td_ucred, td); 1552 if (error) 1553 break; 1554 error = bsd_to_linux_dvd_struct(&bds, &lds); 1555 if (error) 1556 break; 1557 error = copyout(&lds, (void *)args->arg, sizeof(lds)); 1558 break; 1559 } 1560 1561 /* LINUX_DVD_WRITE_STRUCT */ 1562 1563 case LINUX_DVD_AUTH: { 1564 l_dvd_authinfo lda; 1565 struct dvd_authinfo bda; 1566 int bcode; 1567 1568 error = copyin((void *)args->arg, &lda, sizeof(lda)); 1569 if (error) 1570 break; 1571 error = linux_to_bsd_dvd_authinfo(&lda, &bcode, &bda); 1572 if (error) 1573 break; 1574 error = fo_ioctl(fp, bcode, (caddr_t)&bda, td->td_ucred, 1575 td); 1576 if (error) { 1577 if (lda.type == LINUX_DVD_HOST_SEND_KEY2) { 1578 lda.type = LINUX_DVD_AUTH_FAILURE; 1579 copyout(&lda, (void *)args->arg, sizeof(lda)); 1580 } 1581 break; 1582 } 1583 error = bsd_to_linux_dvd_authinfo(&bda, &lda); 1584 if (error) 1585 break; 1586 error = copyout(&lda, (void *)args->arg, sizeof(lda)); 1587 break; 1588 } 1589 1590 case LINUX_SCSI_GET_BUS_NUMBER: 1591 case LINUX_SCSI_GET_IDLUN: 1592 error = linux_ioctl_sg(td, args); 1593 break; 1594 1595 /* LINUX_CDROM_SEND_PACKET */ 1596 /* LINUX_CDROM_NEXT_WRITABLE */ 1597 /* LINUX_CDROM_LAST_WRITTEN */ 1598 1599 default: 1600 error = ENOIOCTL; 1601 break; 1602 } 1603 1604 fdrop(fp, td); 1605 return (error); 1606 } 1607 1608 static int 1609 linux_ioctl_vfat(struct thread *td, struct linux_ioctl_args *args) 1610 { 1611 1612 return (ENOTTY); 1613 } 1614 1615 /* 1616 * Sound related ioctls 1617 */ 1618 1619 struct linux_mixer_info { 1620 char id[16]; 1621 char name[32]; 1622 int modify_counter; 1623 int fillers[10]; 1624 }; 1625 1626 struct linux_old_mixer_info { 1627 char id[16]; 1628 char name[32]; 1629 }; 1630 1631 static u_int32_t dirbits[4] = { IOC_VOID, IOC_IN, IOC_OUT, IOC_INOUT }; 1632 1633 #define SETDIR(c) (((c) & ~IOC_DIRMASK) | dirbits[args->cmd >> 30]) 1634 1635 static int 1636 linux_ioctl_sound(struct thread *td, struct linux_ioctl_args *args) 1637 { 1638 1639 switch (args->cmd & 0xffff) { 1640 1641 case LINUX_SOUND_MIXER_WRITE_VOLUME: 1642 args->cmd = SETDIR(SOUND_MIXER_WRITE_VOLUME); 1643 return (ioctl(td, (struct ioctl_args *)args)); 1644 1645 case LINUX_SOUND_MIXER_WRITE_BASS: 1646 args->cmd = SETDIR(SOUND_MIXER_WRITE_BASS); 1647 return (ioctl(td, (struct ioctl_args *)args)); 1648 1649 case LINUX_SOUND_MIXER_WRITE_TREBLE: 1650 args->cmd = SETDIR(SOUND_MIXER_WRITE_TREBLE); 1651 return (ioctl(td, (struct ioctl_args *)args)); 1652 1653 case LINUX_SOUND_MIXER_WRITE_SYNTH: 1654 args->cmd = SETDIR(SOUND_MIXER_WRITE_SYNTH); 1655 return (ioctl(td, (struct ioctl_args *)args)); 1656 1657 case LINUX_SOUND_MIXER_WRITE_PCM: 1658 args->cmd = SETDIR(SOUND_MIXER_WRITE_PCM); 1659 return (ioctl(td, (struct ioctl_args *)args)); 1660 1661 case LINUX_SOUND_MIXER_WRITE_SPEAKER: 1662 args->cmd = SETDIR(SOUND_MIXER_WRITE_SPEAKER); 1663 return (ioctl(td, (struct ioctl_args *)args)); 1664 1665 case LINUX_SOUND_MIXER_WRITE_LINE: 1666 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE); 1667 return (ioctl(td, (struct ioctl_args *)args)); 1668 1669 case LINUX_SOUND_MIXER_WRITE_MIC: 1670 args->cmd = SETDIR(SOUND_MIXER_WRITE_MIC); 1671 return (ioctl(td, (struct ioctl_args *)args)); 1672 1673 case LINUX_SOUND_MIXER_WRITE_CD: 1674 args->cmd = SETDIR(SOUND_MIXER_WRITE_CD); 1675 return (ioctl(td, (struct ioctl_args *)args)); 1676 1677 case LINUX_SOUND_MIXER_WRITE_IMIX: 1678 args->cmd = SETDIR(SOUND_MIXER_WRITE_IMIX); 1679 return (ioctl(td, (struct ioctl_args *)args)); 1680 1681 case LINUX_SOUND_MIXER_WRITE_ALTPCM: 1682 args->cmd = SETDIR(SOUND_MIXER_WRITE_ALTPCM); 1683 return (ioctl(td, (struct ioctl_args *)args)); 1684 1685 case LINUX_SOUND_MIXER_WRITE_RECLEV: 1686 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECLEV); 1687 return (ioctl(td, (struct ioctl_args *)args)); 1688 1689 case LINUX_SOUND_MIXER_WRITE_IGAIN: 1690 args->cmd = SETDIR(SOUND_MIXER_WRITE_IGAIN); 1691 return (ioctl(td, (struct ioctl_args *)args)); 1692 1693 case LINUX_SOUND_MIXER_WRITE_OGAIN: 1694 args->cmd = SETDIR(SOUND_MIXER_WRITE_OGAIN); 1695 return (ioctl(td, (struct ioctl_args *)args)); 1696 1697 case LINUX_SOUND_MIXER_WRITE_LINE1: 1698 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE1); 1699 return (ioctl(td, (struct ioctl_args *)args)); 1700 1701 case LINUX_SOUND_MIXER_WRITE_LINE2: 1702 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE2); 1703 return (ioctl(td, (struct ioctl_args *)args)); 1704 1705 case LINUX_SOUND_MIXER_WRITE_LINE3: 1706 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE3); 1707 return (ioctl(td, (struct ioctl_args *)args)); 1708 1709 case LINUX_SOUND_MIXER_INFO: { 1710 /* Key on encoded length */ 1711 switch ((args->cmd >> 16) & 0x1fff) { 1712 case 0x005c: { /* SOUND_MIXER_INFO */ 1713 struct linux_mixer_info info; 1714 bzero(&info, sizeof(info)); 1715 strncpy(info.id, "OSS", sizeof(info.id) - 1); 1716 strncpy(info.name, "FreeBSD OSS Mixer", sizeof(info.name) - 1); 1717 copyout(&info, (void *)args->arg, sizeof(info)); 1718 break; 1719 } 1720 case 0x0030: { /* SOUND_OLD_MIXER_INFO */ 1721 struct linux_old_mixer_info info; 1722 bzero(&info, sizeof(info)); 1723 strncpy(info.id, "OSS", sizeof(info.id) - 1); 1724 strncpy(info.name, "FreeBSD OSS Mixer", sizeof(info.name) - 1); 1725 copyout(&info, (void *)args->arg, sizeof(info)); 1726 break; 1727 } 1728 default: 1729 return (ENOIOCTL); 1730 } 1731 break; 1732 } 1733 1734 case LINUX_OSS_GETVERSION: { 1735 int version = linux_get_oss_version(td); 1736 return (copyout(&version, (void *)args->arg, sizeof(int))); 1737 } 1738 1739 case LINUX_SOUND_MIXER_READ_STEREODEVS: 1740 args->cmd = SOUND_MIXER_READ_STEREODEVS; 1741 return (ioctl(td, (struct ioctl_args *)args)); 1742 1743 case LINUX_SOUND_MIXER_READ_RECMASK: 1744 args->cmd = SOUND_MIXER_READ_RECMASK; 1745 return (ioctl(td, (struct ioctl_args *)args)); 1746 1747 case LINUX_SOUND_MIXER_READ_DEVMASK: 1748 args->cmd = SOUND_MIXER_READ_DEVMASK; 1749 return (ioctl(td, (struct ioctl_args *)args)); 1750 1751 case LINUX_SOUND_MIXER_WRITE_RECSRC: 1752 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECSRC); 1753 return (ioctl(td, (struct ioctl_args *)args)); 1754 1755 case LINUX_SNDCTL_DSP_RESET: 1756 args->cmd = SNDCTL_DSP_RESET; 1757 return (ioctl(td, (struct ioctl_args *)args)); 1758 1759 case LINUX_SNDCTL_DSP_SYNC: 1760 args->cmd = SNDCTL_DSP_SYNC; 1761 return (ioctl(td, (struct ioctl_args *)args)); 1762 1763 case LINUX_SNDCTL_DSP_SPEED: 1764 args->cmd = SNDCTL_DSP_SPEED; 1765 return (ioctl(td, (struct ioctl_args *)args)); 1766 1767 case LINUX_SNDCTL_DSP_STEREO: 1768 args->cmd = SNDCTL_DSP_STEREO; 1769 return (ioctl(td, (struct ioctl_args *)args)); 1770 1771 case LINUX_SNDCTL_DSP_GETBLKSIZE: /* LINUX_SNDCTL_DSP_SETBLKSIZE */ 1772 args->cmd = SNDCTL_DSP_GETBLKSIZE; 1773 return (ioctl(td, (struct ioctl_args *)args)); 1774 1775 case LINUX_SNDCTL_DSP_SETFMT: 1776 args->cmd = SNDCTL_DSP_SETFMT; 1777 return (ioctl(td, (struct ioctl_args *)args)); 1778 1779 case LINUX_SOUND_PCM_WRITE_CHANNELS: 1780 args->cmd = SOUND_PCM_WRITE_CHANNELS; 1781 return (ioctl(td, (struct ioctl_args *)args)); 1782 1783 case LINUX_SOUND_PCM_WRITE_FILTER: 1784 args->cmd = SOUND_PCM_WRITE_FILTER; 1785 return (ioctl(td, (struct ioctl_args *)args)); 1786 1787 case LINUX_SNDCTL_DSP_POST: 1788 args->cmd = SNDCTL_DSP_POST; 1789 return (ioctl(td, (struct ioctl_args *)args)); 1790 1791 case LINUX_SNDCTL_DSP_SUBDIVIDE: 1792 args->cmd = SNDCTL_DSP_SUBDIVIDE; 1793 return (ioctl(td, (struct ioctl_args *)args)); 1794 1795 case LINUX_SNDCTL_DSP_SETFRAGMENT: 1796 args->cmd = SNDCTL_DSP_SETFRAGMENT; 1797 return (ioctl(td, (struct ioctl_args *)args)); 1798 1799 case LINUX_SNDCTL_DSP_GETFMTS: 1800 args->cmd = SNDCTL_DSP_GETFMTS; 1801 return (ioctl(td, (struct ioctl_args *)args)); 1802 1803 case LINUX_SNDCTL_DSP_GETOSPACE: 1804 args->cmd = SNDCTL_DSP_GETOSPACE; 1805 return (ioctl(td, (struct ioctl_args *)args)); 1806 1807 case LINUX_SNDCTL_DSP_GETISPACE: 1808 args->cmd = SNDCTL_DSP_GETISPACE; 1809 return (ioctl(td, (struct ioctl_args *)args)); 1810 1811 case LINUX_SNDCTL_DSP_NONBLOCK: 1812 args->cmd = SNDCTL_DSP_NONBLOCK; 1813 return (ioctl(td, (struct ioctl_args *)args)); 1814 1815 case LINUX_SNDCTL_DSP_GETCAPS: 1816 args->cmd = SNDCTL_DSP_GETCAPS; 1817 return (ioctl(td, (struct ioctl_args *)args)); 1818 1819 case LINUX_SNDCTL_DSP_SETTRIGGER: /* LINUX_SNDCTL_GETTRIGGER */ 1820 args->cmd = SNDCTL_DSP_SETTRIGGER; 1821 return (ioctl(td, (struct ioctl_args *)args)); 1822 1823 case LINUX_SNDCTL_DSP_GETIPTR: 1824 args->cmd = SNDCTL_DSP_GETIPTR; 1825 return (ioctl(td, (struct ioctl_args *)args)); 1826 1827 case LINUX_SNDCTL_DSP_GETOPTR: 1828 args->cmd = SNDCTL_DSP_GETOPTR; 1829 return (ioctl(td, (struct ioctl_args *)args)); 1830 1831 case LINUX_SNDCTL_DSP_SETDUPLEX: 1832 args->cmd = SNDCTL_DSP_SETDUPLEX; 1833 return (ioctl(td, (struct ioctl_args *)args)); 1834 1835 case LINUX_SNDCTL_DSP_GETODELAY: 1836 args->cmd = SNDCTL_DSP_GETODELAY; 1837 return (ioctl(td, (struct ioctl_args *)args)); 1838 1839 case LINUX_SNDCTL_SEQ_RESET: 1840 args->cmd = SNDCTL_SEQ_RESET; 1841 return (ioctl(td, (struct ioctl_args *)args)); 1842 1843 case LINUX_SNDCTL_SEQ_SYNC: 1844 args->cmd = SNDCTL_SEQ_SYNC; 1845 return (ioctl(td, (struct ioctl_args *)args)); 1846 1847 case LINUX_SNDCTL_SYNTH_INFO: 1848 args->cmd = SNDCTL_SYNTH_INFO; 1849 return (ioctl(td, (struct ioctl_args *)args)); 1850 1851 case LINUX_SNDCTL_SEQ_CTRLRATE: 1852 args->cmd = SNDCTL_SEQ_CTRLRATE; 1853 return (ioctl(td, (struct ioctl_args *)args)); 1854 1855 case LINUX_SNDCTL_SEQ_GETOUTCOUNT: 1856 args->cmd = SNDCTL_SEQ_GETOUTCOUNT; 1857 return (ioctl(td, (struct ioctl_args *)args)); 1858 1859 case LINUX_SNDCTL_SEQ_GETINCOUNT: 1860 args->cmd = SNDCTL_SEQ_GETINCOUNT; 1861 return (ioctl(td, (struct ioctl_args *)args)); 1862 1863 case LINUX_SNDCTL_SEQ_PERCMODE: 1864 args->cmd = SNDCTL_SEQ_PERCMODE; 1865 return (ioctl(td, (struct ioctl_args *)args)); 1866 1867 case LINUX_SNDCTL_FM_LOAD_INSTR: 1868 args->cmd = SNDCTL_FM_LOAD_INSTR; 1869 return (ioctl(td, (struct ioctl_args *)args)); 1870 1871 case LINUX_SNDCTL_SEQ_TESTMIDI: 1872 args->cmd = SNDCTL_SEQ_TESTMIDI; 1873 return (ioctl(td, (struct ioctl_args *)args)); 1874 1875 case LINUX_SNDCTL_SEQ_RESETSAMPLES: 1876 args->cmd = SNDCTL_SEQ_RESETSAMPLES; 1877 return (ioctl(td, (struct ioctl_args *)args)); 1878 1879 case LINUX_SNDCTL_SEQ_NRSYNTHS: 1880 args->cmd = SNDCTL_SEQ_NRSYNTHS; 1881 return (ioctl(td, (struct ioctl_args *)args)); 1882 1883 case LINUX_SNDCTL_SEQ_NRMIDIS: 1884 args->cmd = SNDCTL_SEQ_NRMIDIS; 1885 return (ioctl(td, (struct ioctl_args *)args)); 1886 1887 case LINUX_SNDCTL_MIDI_INFO: 1888 args->cmd = SNDCTL_MIDI_INFO; 1889 return (ioctl(td, (struct ioctl_args *)args)); 1890 1891 case LINUX_SNDCTL_SEQ_TRESHOLD: 1892 args->cmd = SNDCTL_SEQ_TRESHOLD; 1893 return (ioctl(td, (struct ioctl_args *)args)); 1894 1895 case LINUX_SNDCTL_SYNTH_MEMAVL: 1896 args->cmd = SNDCTL_SYNTH_MEMAVL; 1897 return (ioctl(td, (struct ioctl_args *)args)); 1898 1899 } 1900 1901 return (ENOIOCTL); 1902 } 1903 1904 /* 1905 * Console related ioctls 1906 */ 1907 1908 #define ISSIGVALID(sig) ((sig) > 0 && (sig) < NSIG) 1909 1910 static int 1911 linux_ioctl_console(struct thread *td, struct linux_ioctl_args *args) 1912 { 1913 struct file *fp; 1914 int error; 1915 1916 if ((error = fget(td, args->fd, &fp)) != 0) 1917 return (error); 1918 switch (args->cmd & 0xffff) { 1919 1920 case LINUX_KIOCSOUND: 1921 args->cmd = KIOCSOUND; 1922 error = (ioctl(td, (struct ioctl_args *)args)); 1923 break; 1924 1925 case LINUX_KDMKTONE: 1926 args->cmd = KDMKTONE; 1927 error = (ioctl(td, (struct ioctl_args *)args)); 1928 break; 1929 1930 case LINUX_KDGETLED: 1931 args->cmd = KDGETLED; 1932 error = (ioctl(td, (struct ioctl_args *)args)); 1933 break; 1934 1935 case LINUX_KDSETLED: 1936 args->cmd = KDSETLED; 1937 error = (ioctl(td, (struct ioctl_args *)args)); 1938 break; 1939 1940 case LINUX_KDSETMODE: 1941 args->cmd = KDSETMODE; 1942 error = (ioctl(td, (struct ioctl_args *)args)); 1943 break; 1944 1945 case LINUX_KDGETMODE: 1946 args->cmd = KDGETMODE; 1947 error = (ioctl(td, (struct ioctl_args *)args)); 1948 break; 1949 1950 case LINUX_KDGKBMODE: 1951 args->cmd = KDGKBMODE; 1952 error = (ioctl(td, (struct ioctl_args *)args)); 1953 break; 1954 1955 case LINUX_KDSKBMODE: { 1956 int kbdmode; 1957 switch (args->arg) { 1958 case LINUX_KBD_RAW: 1959 kbdmode = K_RAW; 1960 break; 1961 case LINUX_KBD_XLATE: 1962 kbdmode = K_XLATE; 1963 break; 1964 case LINUX_KBD_MEDIUMRAW: 1965 kbdmode = K_RAW; 1966 break; 1967 default: 1968 fdrop(fp, td); 1969 return (EINVAL); 1970 } 1971 error = (fo_ioctl(fp, KDSKBMODE, (caddr_t)&kbdmode, 1972 td->td_ucred, td)); 1973 break; 1974 } 1975 1976 case LINUX_VT_OPENQRY: 1977 args->cmd = VT_OPENQRY; 1978 error = (ioctl(td, (struct ioctl_args *)args)); 1979 break; 1980 1981 case LINUX_VT_GETMODE: 1982 args->cmd = VT_GETMODE; 1983 error = (ioctl(td, (struct ioctl_args *)args)); 1984 break; 1985 1986 case LINUX_VT_SETMODE: { 1987 struct vt_mode mode; 1988 if ((error = copyin((void *)args->arg, &mode, sizeof(mode)))) 1989 break; 1990 if (!ISSIGVALID(mode.frsig) && ISSIGVALID(mode.acqsig)) 1991 mode.frsig = mode.acqsig; 1992 if ((error = copyout(&mode, (void *)args->arg, sizeof(mode)))) 1993 break; 1994 args->cmd = VT_SETMODE; 1995 error = (ioctl(td, (struct ioctl_args *)args)); 1996 break; 1997 } 1998 1999 case LINUX_VT_GETSTATE: 2000 args->cmd = VT_GETACTIVE; 2001 error = (ioctl(td, (struct ioctl_args *)args)); 2002 break; 2003 2004 case LINUX_VT_RELDISP: 2005 args->cmd = VT_RELDISP; 2006 error = (ioctl(td, (struct ioctl_args *)args)); 2007 break; 2008 2009 case LINUX_VT_ACTIVATE: 2010 args->cmd = VT_ACTIVATE; 2011 error = (ioctl(td, (struct ioctl_args *)args)); 2012 break; 2013 2014 case LINUX_VT_WAITACTIVE: 2015 args->cmd = VT_WAITACTIVE; 2016 error = (ioctl(td, (struct ioctl_args *)args)); 2017 break; 2018 2019 default: 2020 error = ENOIOCTL; 2021 break; 2022 } 2023 2024 fdrop(fp, td); 2025 return (error); 2026 } 2027 2028 /* 2029 * Criteria for interface name translation 2030 */ 2031 #define IFP_IS_ETH(ifp) (ifp->if_type == IFT_ETHER) 2032 2033 /* 2034 * Interface function used by linprocfs (at the time of writing). It's not 2035 * used by the Linuxulator itself. 2036 */ 2037 int 2038 linux_ifname(struct ifnet *ifp, char *buffer, size_t buflen) 2039 { 2040 struct ifnet *ifscan; 2041 int ethno; 2042 2043 /* Short-circuit non ethernet interfaces */ 2044 if (!IFP_IS_ETH(ifp)) 2045 return (strlcpy(buffer, ifp->if_xname, buflen)); 2046 2047 /* Determine the (relative) unit number for ethernet interfaces */ 2048 ethno = 0; 2049 IFNET_RLOCK(); 2050 TAILQ_FOREACH(ifscan, &ifnet, if_link) { 2051 if (ifscan == ifp) { 2052 IFNET_RUNLOCK(); 2053 return (snprintf(buffer, buflen, "eth%d", ethno)); 2054 } 2055 if (IFP_IS_ETH(ifscan)) 2056 ethno++; 2057 } 2058 IFNET_RUNLOCK(); 2059 2060 return (0); 2061 } 2062 2063 /* 2064 * Translate a Linux interface name to a FreeBSD interface name, 2065 * and return the associated ifnet structure 2066 * bsdname and lxname need to be least IFNAMSIZ bytes long, but 2067 * can point to the same buffer. 2068 */ 2069 2070 static struct ifnet * 2071 ifname_linux_to_bsd(const char *lxname, char *bsdname) 2072 { 2073 struct ifnet *ifp; 2074 int len, unit; 2075 char *ep; 2076 int is_eth, index; 2077 2078 for (len = 0; len < LINUX_IFNAMSIZ; ++len) 2079 if (!isalpha(lxname[len])) 2080 break; 2081 if (len == 0 || len == LINUX_IFNAMSIZ) 2082 return (NULL); 2083 unit = (int)strtoul(lxname + len, &ep, 10); 2084 if (ep == NULL || ep == lxname + len || ep >= lxname + LINUX_IFNAMSIZ) 2085 return (NULL); 2086 index = 0; 2087 is_eth = (len == 3 && !strncmp(lxname, "eth", len)) ? 1 : 0; 2088 IFNET_RLOCK(); 2089 TAILQ_FOREACH(ifp, &ifnet, if_link) { 2090 /* 2091 * Allow Linux programs to use FreeBSD names. Don't presume 2092 * we never have an interface named "eth", so don't make 2093 * the test optional based on is_eth. 2094 */ 2095 if (strncmp(ifp->if_xname, lxname, LINUX_IFNAMSIZ) == 0) 2096 break; 2097 if (is_eth && IFP_IS_ETH(ifp) && unit == index++) 2098 break; 2099 } 2100 IFNET_RUNLOCK(); 2101 if (ifp != NULL) 2102 strlcpy(bsdname, ifp->if_xname, IFNAMSIZ); 2103 return (ifp); 2104 } 2105 2106 /* 2107 * Implement the SIOCGIFCONF ioctl 2108 */ 2109 2110 static int 2111 linux_ifconf(struct thread *td, struct ifconf *uifc) 2112 { 2113 #ifdef COMPAT_LINUX32 2114 struct l_ifconf ifc; 2115 #else 2116 struct ifconf ifc; 2117 #endif 2118 struct l_ifreq ifr; 2119 struct ifnet *ifp; 2120 struct ifaddr *ifa; 2121 struct sbuf *sb; 2122 int error, ethno, full = 0, valid_len, max_len; 2123 2124 error = copyin(uifc, &ifc, sizeof(ifc)); 2125 if (error != 0) 2126 return (error); 2127 2128 max_len = MAXPHYS - 1; 2129 2130 /* handle the 'request buffer size' case */ 2131 if (ifc.ifc_buf == PTROUT(NULL)) { 2132 ifc.ifc_len = 0; 2133 TAILQ_FOREACH(ifp, &ifnet, if_link) { 2134 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2135 struct sockaddr *sa = ifa->ifa_addr; 2136 if (sa->sa_family == AF_INET) 2137 ifc.ifc_len += sizeof(ifr); 2138 } 2139 } 2140 error = copyout(&ifc, uifc, sizeof(ifc)); 2141 return (error); 2142 } 2143 2144 if (ifc.ifc_len <= 0) 2145 return (EINVAL); 2146 2147 again: 2148 /* Keep track of eth interfaces */ 2149 ethno = 0; 2150 if (ifc.ifc_len <= max_len) { 2151 max_len = ifc.ifc_len; 2152 full = 1; 2153 } 2154 sb = sbuf_new(NULL, NULL, max_len + 1, SBUF_FIXEDLEN); 2155 max_len = 0; 2156 valid_len = 0; 2157 2158 /* Return all AF_INET addresses of all interfaces */ 2159 IFNET_RLOCK(); /* could sleep XXX */ 2160 TAILQ_FOREACH(ifp, &ifnet, if_link) { 2161 int addrs = 0; 2162 2163 bzero(&ifr, sizeof(ifr)); 2164 if (IFP_IS_ETH(ifp)) 2165 snprintf(ifr.ifr_name, LINUX_IFNAMSIZ, "eth%d", 2166 ethno++); 2167 else 2168 strlcpy(ifr.ifr_name, ifp->if_xname, LINUX_IFNAMSIZ); 2169 2170 /* Walk the address list */ 2171 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2172 struct sockaddr *sa = ifa->ifa_addr; 2173 2174 if (sa->sa_family == AF_INET) { 2175 ifr.ifr_addr.sa_family = LINUX_AF_INET; 2176 memcpy(ifr.ifr_addr.sa_data, sa->sa_data, 2177 sizeof(ifr.ifr_addr.sa_data)); 2178 sbuf_bcat(sb, &ifr, sizeof(ifr)); 2179 max_len += sizeof(ifr); 2180 addrs++; 2181 } 2182 2183 if (!sbuf_overflowed(sb)) 2184 valid_len = sbuf_len(sb); 2185 } 2186 if (addrs == 0) { 2187 bzero((caddr_t)&ifr.ifr_addr, sizeof(ifr.ifr_addr)); 2188 sbuf_bcat(sb, &ifr, sizeof(ifr)); 2189 max_len += sizeof(ifr); 2190 2191 if (!sbuf_overflowed(sb)) 2192 valid_len = sbuf_len(sb); 2193 } 2194 } 2195 IFNET_RUNLOCK(); 2196 2197 if (valid_len != max_len && !full) { 2198 sbuf_delete(sb); 2199 goto again; 2200 } 2201 2202 ifc.ifc_len = valid_len; 2203 sbuf_finish(sb); 2204 memcpy(PTRIN(ifc.ifc_buf), sbuf_data(sb), ifc.ifc_len); 2205 error = copyout(&ifc, uifc, sizeof(ifc)); 2206 sbuf_delete(sb); 2207 2208 return (error); 2209 } 2210 2211 static int 2212 linux_gifflags(struct thread *td, struct ifnet *ifp, struct l_ifreq *ifr) 2213 { 2214 l_short flags; 2215 2216 flags = (ifp->if_flags | ifp->if_drv_flags) & 0xffff; 2217 /* these flags have no Linux equivalent */ 2218 flags &= ~(IFF_SMART|IFF_DRV_OACTIVE|IFF_SIMPLEX| 2219 IFF_LINK0|IFF_LINK1|IFF_LINK2); 2220 /* Linux' multicast flag is in a different bit */ 2221 if (flags & IFF_MULTICAST) { 2222 flags &= ~IFF_MULTICAST; 2223 flags |= 0x1000; 2224 } 2225 2226 return (copyout(&flags, &ifr->ifr_flags, sizeof(flags))); 2227 } 2228 2229 #define ARPHRD_ETHER 1 2230 #define ARPHRD_LOOPBACK 772 2231 2232 static int 2233 linux_gifhwaddr(struct ifnet *ifp, struct l_ifreq *ifr) 2234 { 2235 struct ifaddr *ifa; 2236 struct sockaddr_dl *sdl; 2237 struct l_sockaddr lsa; 2238 2239 if (ifp->if_type == IFT_LOOP) { 2240 bzero(&lsa, sizeof(lsa)); 2241 lsa.sa_family = ARPHRD_LOOPBACK; 2242 return (copyout(&lsa, &ifr->ifr_hwaddr, sizeof(lsa))); 2243 } 2244 2245 if (ifp->if_type != IFT_ETHER) 2246 return (ENOENT); 2247 2248 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2249 sdl = (struct sockaddr_dl*)ifa->ifa_addr; 2250 if (sdl != NULL && (sdl->sdl_family == AF_LINK) && 2251 (sdl->sdl_type == IFT_ETHER)) { 2252 bzero(&lsa, sizeof(lsa)); 2253 lsa.sa_family = ARPHRD_ETHER; 2254 bcopy(LLADDR(sdl), lsa.sa_data, LINUX_IFHWADDRLEN); 2255 return (copyout(&lsa, &ifr->ifr_hwaddr, sizeof(lsa))); 2256 } 2257 } 2258 2259 return (ENOENT); 2260 } 2261 2262 2263 /* 2264 * If we fault in bsd_to_linux_ifreq() then we will fault when we call 2265 * the native ioctl(). Thus, we don't really need to check the return 2266 * value of this function. 2267 */ 2268 static int 2269 bsd_to_linux_ifreq(struct ifreq *arg) 2270 { 2271 struct ifreq ifr; 2272 size_t ifr_len = sizeof(struct ifreq); 2273 int error; 2274 2275 if ((error = copyin(arg, &ifr, ifr_len))) 2276 return (error); 2277 2278 *(u_short *)&ifr.ifr_addr = ifr.ifr_addr.sa_family; 2279 2280 error = copyout(&ifr, arg, ifr_len); 2281 2282 return (error); 2283 } 2284 2285 /* 2286 * Socket related ioctls 2287 */ 2288 2289 static int 2290 linux_ioctl_socket(struct thread *td, struct linux_ioctl_args *args) 2291 { 2292 char lifname[LINUX_IFNAMSIZ], ifname[IFNAMSIZ]; 2293 struct ifnet *ifp; 2294 struct file *fp; 2295 int error, type; 2296 2297 ifp = NULL; 2298 error = 0; 2299 2300 if ((error = fget(td, args->fd, &fp)) != 0) 2301 return (error); 2302 type = fp->f_type; 2303 fdrop(fp, td); 2304 if (type != DTYPE_SOCKET) { 2305 /* not a socket - probably a tap / vmnet device */ 2306 switch (args->cmd) { 2307 case LINUX_SIOCGIFADDR: 2308 case LINUX_SIOCSIFADDR: 2309 case LINUX_SIOCGIFFLAGS: 2310 return (linux_ioctl_special(td, args)); 2311 default: 2312 return (ENOIOCTL); 2313 } 2314 } 2315 2316 switch (args->cmd & 0xffff) { 2317 2318 case LINUX_FIOGETOWN: 2319 case LINUX_FIOSETOWN: 2320 case LINUX_SIOCADDMULTI: 2321 case LINUX_SIOCATMARK: 2322 case LINUX_SIOCDELMULTI: 2323 case LINUX_SIOCGIFCONF: 2324 case LINUX_SIOCGPGRP: 2325 case LINUX_SIOCSPGRP: 2326 case LINUX_SIOCGIFCOUNT: 2327 /* these ioctls don't take an interface name */ 2328 #ifdef DEBUG 2329 printf("%s(): ioctl %d\n", __func__, 2330 args->cmd & 0xffff); 2331 #endif 2332 break; 2333 2334 case LINUX_SIOCGIFFLAGS: 2335 case LINUX_SIOCGIFADDR: 2336 case LINUX_SIOCSIFADDR: 2337 case LINUX_SIOCGIFDSTADDR: 2338 case LINUX_SIOCGIFBRDADDR: 2339 case LINUX_SIOCGIFNETMASK: 2340 case LINUX_SIOCSIFNETMASK: 2341 case LINUX_SIOCGIFMTU: 2342 case LINUX_SIOCSIFMTU: 2343 case LINUX_SIOCSIFNAME: 2344 case LINUX_SIOCGIFHWADDR: 2345 case LINUX_SIOCSIFHWADDR: 2346 case LINUX_SIOCDEVPRIVATE: 2347 case LINUX_SIOCDEVPRIVATE+1: 2348 case LINUX_SIOCGIFINDEX: 2349 /* copy in the interface name and translate it. */ 2350 error = copyin((void *)args->arg, lifname, LINUX_IFNAMSIZ); 2351 if (error != 0) 2352 return (error); 2353 #ifdef DEBUG 2354 printf("%s(): ioctl %d on %.*s\n", __func__, 2355 args->cmd & 0xffff, LINUX_IFNAMSIZ, lifname); 2356 #endif 2357 ifp = ifname_linux_to_bsd(lifname, ifname); 2358 if (ifp == NULL) 2359 return (EINVAL); 2360 /* 2361 * We need to copy it back out in case we pass the 2362 * request on to our native ioctl(), which will expect 2363 * the ifreq to be in user space and have the correct 2364 * interface name. 2365 */ 2366 error = copyout(ifname, (void *)args->arg, IFNAMSIZ); 2367 if (error != 0) 2368 return (error); 2369 #ifdef DEBUG 2370 printf("%s(): %s translated to %s\n", __func__, 2371 lifname, ifname); 2372 #endif 2373 break; 2374 2375 default: 2376 return (ENOIOCTL); 2377 } 2378 2379 switch (args->cmd & 0xffff) { 2380 2381 case LINUX_FIOSETOWN: 2382 args->cmd = FIOSETOWN; 2383 error = ioctl(td, (struct ioctl_args *)args); 2384 break; 2385 2386 case LINUX_SIOCSPGRP: 2387 args->cmd = SIOCSPGRP; 2388 error = ioctl(td, (struct ioctl_args *)args); 2389 break; 2390 2391 case LINUX_FIOGETOWN: 2392 args->cmd = FIOGETOWN; 2393 error = ioctl(td, (struct ioctl_args *)args); 2394 break; 2395 2396 case LINUX_SIOCGPGRP: 2397 args->cmd = SIOCGPGRP; 2398 error = ioctl(td, (struct ioctl_args *)args); 2399 break; 2400 2401 case LINUX_SIOCATMARK: 2402 args->cmd = SIOCATMARK; 2403 error = ioctl(td, (struct ioctl_args *)args); 2404 break; 2405 2406 /* LINUX_SIOCGSTAMP */ 2407 2408 case LINUX_SIOCGIFCONF: 2409 error = linux_ifconf(td, (struct ifconf *)args->arg); 2410 break; 2411 2412 case LINUX_SIOCGIFFLAGS: 2413 args->cmd = SIOCGIFFLAGS; 2414 error = linux_gifflags(td, ifp, (struct l_ifreq *)args->arg); 2415 break; 2416 2417 case LINUX_SIOCGIFADDR: 2418 args->cmd = SIOCGIFADDR; 2419 error = ioctl(td, (struct ioctl_args *)args); 2420 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2421 break; 2422 2423 case LINUX_SIOCSIFADDR: 2424 /* XXX probably doesn't work, included for completeness */ 2425 args->cmd = SIOCSIFADDR; 2426 error = ioctl(td, (struct ioctl_args *)args); 2427 break; 2428 2429 case LINUX_SIOCGIFDSTADDR: 2430 args->cmd = SIOCGIFDSTADDR; 2431 error = ioctl(td, (struct ioctl_args *)args); 2432 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2433 break; 2434 2435 case LINUX_SIOCGIFBRDADDR: 2436 args->cmd = SIOCGIFBRDADDR; 2437 error = ioctl(td, (struct ioctl_args *)args); 2438 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2439 break; 2440 2441 case LINUX_SIOCGIFNETMASK: 2442 args->cmd = SIOCGIFNETMASK; 2443 error = ioctl(td, (struct ioctl_args *)args); 2444 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2445 break; 2446 2447 case LINUX_SIOCSIFNETMASK: 2448 error = ENOIOCTL; 2449 break; 2450 2451 case LINUX_SIOCGIFMTU: 2452 args->cmd = SIOCGIFMTU; 2453 error = ioctl(td, (struct ioctl_args *)args); 2454 break; 2455 2456 case LINUX_SIOCSIFMTU: 2457 args->cmd = SIOCSIFMTU; 2458 error = ioctl(td, (struct ioctl_args *)args); 2459 break; 2460 2461 case LINUX_SIOCSIFNAME: 2462 error = ENOIOCTL; 2463 break; 2464 2465 case LINUX_SIOCGIFHWADDR: 2466 error = linux_gifhwaddr(ifp, (struct l_ifreq *)args->arg); 2467 break; 2468 2469 case LINUX_SIOCSIFHWADDR: 2470 error = ENOIOCTL; 2471 break; 2472 2473 case LINUX_SIOCADDMULTI: 2474 args->cmd = SIOCADDMULTI; 2475 error = ioctl(td, (struct ioctl_args *)args); 2476 break; 2477 2478 case LINUX_SIOCDELMULTI: 2479 args->cmd = SIOCDELMULTI; 2480 error = ioctl(td, (struct ioctl_args *)args); 2481 break; 2482 2483 case LINUX_SIOCGIFINDEX: 2484 args->cmd = SIOCGIFINDEX; 2485 error = ioctl(td, (struct ioctl_args *)args); 2486 break; 2487 2488 case LINUX_SIOCGIFCOUNT: 2489 error = 0; 2490 break; 2491 2492 /* 2493 * XXX This is slightly bogus, but these ioctls are currently 2494 * XXX only used by the aironet (if_an) network driver. 2495 */ 2496 case LINUX_SIOCDEVPRIVATE: 2497 args->cmd = SIOCGPRIVATE_0; 2498 error = ioctl(td, (struct ioctl_args *)args); 2499 break; 2500 2501 case LINUX_SIOCDEVPRIVATE+1: 2502 args->cmd = SIOCGPRIVATE_1; 2503 error = ioctl(td, (struct ioctl_args *)args); 2504 break; 2505 } 2506 2507 if (ifp != NULL) 2508 /* restore the original interface name */ 2509 copyout(lifname, (void *)args->arg, LINUX_IFNAMSIZ); 2510 2511 #ifdef DEBUG 2512 printf("%s(): returning %d\n", __func__, error); 2513 #endif 2514 return (error); 2515 } 2516 2517 /* 2518 * Device private ioctl handler 2519 */ 2520 static int 2521 linux_ioctl_private(struct thread *td, struct linux_ioctl_args *args) 2522 { 2523 struct file *fp; 2524 int error, type; 2525 2526 if ((error = fget(td, args->fd, &fp)) != 0) 2527 return (error); 2528 type = fp->f_type; 2529 fdrop(fp, td); 2530 if (type == DTYPE_SOCKET) 2531 return (linux_ioctl_socket(td, args)); 2532 return (ENOIOCTL); 2533 } 2534 2535 /* 2536 * DRM ioctl handler (sys/dev/drm) 2537 */ 2538 static int 2539 linux_ioctl_drm(struct thread *td, struct linux_ioctl_args *args) 2540 { 2541 args->cmd = SETDIR(args->cmd); 2542 return ioctl(td, (struct ioctl_args *)args); 2543 } 2544 2545 static int 2546 linux_ioctl_sg(struct thread *td, struct linux_ioctl_args *args) 2547 { 2548 struct file *fp; 2549 u_long cmd; 2550 int error; 2551 2552 if ((error = fget(td, args->fd, &fp)) != 0) { 2553 printf("sg_linux_ioctl: fget returned %d\n", error); 2554 return (error); 2555 } 2556 cmd = args->cmd; 2557 2558 error = (fo_ioctl(fp, cmd, (caddr_t)args->arg, td->td_ucred, td)); 2559 fdrop(fp, td); 2560 return (error); 2561 } 2562 2563 /* 2564 * Special ioctl handler 2565 */ 2566 static int 2567 linux_ioctl_special(struct thread *td, struct linux_ioctl_args *args) 2568 { 2569 int error; 2570 2571 switch (args->cmd) { 2572 case LINUX_SIOCGIFADDR: 2573 args->cmd = SIOCGIFADDR; 2574 error = ioctl(td, (struct ioctl_args *)args); 2575 break; 2576 case LINUX_SIOCSIFADDR: 2577 args->cmd = SIOCSIFADDR; 2578 error = ioctl(td, (struct ioctl_args *)args); 2579 break; 2580 case LINUX_SIOCGIFFLAGS: 2581 args->cmd = SIOCGIFFLAGS; 2582 error = ioctl(td, (struct ioctl_args *)args); 2583 break; 2584 default: 2585 error = ENOIOCTL; 2586 } 2587 2588 return (error); 2589 } 2590 2591 /* 2592 * main ioctl syscall function 2593 */ 2594 2595 int 2596 linux_ioctl(struct thread *td, struct linux_ioctl_args *args) 2597 { 2598 struct file *fp; 2599 struct handler_element *he; 2600 int error, cmd; 2601 2602 #ifdef DEBUG 2603 if (ldebug(ioctl)) 2604 printf(ARGS(ioctl, "%d, %04lx, *"), args->fd, 2605 (unsigned long)args->cmd); 2606 #endif 2607 2608 if ((error = fget(td, args->fd, &fp)) != 0) 2609 return (error); 2610 if ((fp->f_flag & (FREAD|FWRITE)) == 0) { 2611 fdrop(fp, td); 2612 return (EBADF); 2613 } 2614 2615 /* Iterate over the ioctl handlers */ 2616 cmd = args->cmd & 0xffff; 2617 sx_slock(&linux_ioctl_sx); 2618 mtx_lock(&Giant); 2619 TAILQ_FOREACH(he, &handlers, list) { 2620 if (cmd >= he->low && cmd <= he->high) { 2621 error = (*he->func)(td, args); 2622 if (error != ENOIOCTL) { 2623 mtx_unlock(&Giant); 2624 sx_sunlock(&linux_ioctl_sx); 2625 fdrop(fp, td); 2626 return (error); 2627 } 2628 } 2629 } 2630 mtx_unlock(&Giant); 2631 sx_sunlock(&linux_ioctl_sx); 2632 fdrop(fp, td); 2633 2634 linux_msg(td, "ioctl fd=%d, cmd=0x%x ('%c',%d) is not implemented", 2635 args->fd, (int)(args->cmd & 0xffff), 2636 (int)(args->cmd & 0xff00) >> 8, (int)(args->cmd & 0xff)); 2637 2638 return (EINVAL); 2639 } 2640 2641 int 2642 linux_ioctl_register_handler(struct linux_ioctl_handler *h) 2643 { 2644 struct handler_element *he, *cur; 2645 2646 if (h == NULL || h->func == NULL) 2647 return (EINVAL); 2648 2649 /* 2650 * Reuse the element if the handler is already on the list, otherwise 2651 * create a new element. 2652 */ 2653 sx_xlock(&linux_ioctl_sx); 2654 TAILQ_FOREACH(he, &handlers, list) { 2655 if (he->func == h->func) 2656 break; 2657 } 2658 if (he == NULL) { 2659 MALLOC(he, struct handler_element *, sizeof(*he), 2660 M_LINUX, M_WAITOK); 2661 he->func = h->func; 2662 } else 2663 TAILQ_REMOVE(&handlers, he, list); 2664 2665 /* Initialize range information. */ 2666 he->low = h->low; 2667 he->high = h->high; 2668 he->span = h->high - h->low + 1; 2669 2670 /* Add the element to the list, sorted on span. */ 2671 TAILQ_FOREACH(cur, &handlers, list) { 2672 if (cur->span > he->span) { 2673 TAILQ_INSERT_BEFORE(cur, he, list); 2674 sx_xunlock(&linux_ioctl_sx); 2675 return (0); 2676 } 2677 } 2678 TAILQ_INSERT_TAIL(&handlers, he, list); 2679 sx_xunlock(&linux_ioctl_sx); 2680 2681 return (0); 2682 } 2683 2684 int 2685 linux_ioctl_unregister_handler(struct linux_ioctl_handler *h) 2686 { 2687 struct handler_element *he; 2688 2689 if (h == NULL || h->func == NULL) 2690 return (EINVAL); 2691 2692 sx_xlock(&linux_ioctl_sx); 2693 TAILQ_FOREACH(he, &handlers, list) { 2694 if (he->func == h->func) { 2695 TAILQ_REMOVE(&handlers, he, list); 2696 sx_xunlock(&linux_ioctl_sx); 2697 FREE(he, M_LINUX); 2698 return (0); 2699 } 2700 } 2701 sx_xunlock(&linux_ioctl_sx); 2702 2703 return (EINVAL); 2704 }
Cache object: 795586ea5d58c2dd6aa2dce1ce2f59a1
[ source navigation ] [ diff markup ] [ identifier search ] [ freetext search ] [ file search ] [ list types ] [ track identifier ]