Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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FreeBSD/Linux Kernel Cross Reference
sys/compat/linux/linux_ioctl.c
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1 /*- 2 * Copyright (c) 1994-1995 Søren Schmidt 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer 10 * in this position and unchanged. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. The name of the author may not be used to endorse or promote products 15 * derived from this software without specific prior written permission 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #include <sys/cdefs.h> 30 __FBSDID("$FreeBSD: releng/6.0/sys/compat/linux/linux_ioctl.c 149705 2005-09-02 03:52:28Z rodrigc $"); 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/linker_set.h> 47 #include <sys/malloc.h> 48 #include <sys/proc.h> 49 #include <sys/sbuf.h> 50 #include <sys/socket.h> 51 #include <sys/sockio.h> 52 #include <sys/soundcard.h> 53 #include <sys/stdint.h> 54 #include <sys/tty.h> 55 #include <sys/uio.h> 56 #include <net/if.h> 57 #include <net/if_dl.h> 58 #include <net/if_types.h> 59 60 #include "opt_compat.h" 61 62 #ifdef COMPAT_LINUX32 63 #include <machine/../linux32/linux.h> 64 #include <machine/../linux32/linux32_proto.h> 65 #else 66 #include <machine/../linux/linux.h> 67 #include <machine/../linux/linux_proto.h> 68 #endif 69 70 #include <compat/linux/linux_ioctl.h> 71 #include <compat/linux/linux_mib.h> 72 #include <compat/linux/linux_util.h> 73 74 CTASSERT(LINUX_IFNAMSIZ == IFNAMSIZ); 75 76 static linux_ioctl_function_t linux_ioctl_cdrom; 77 static linux_ioctl_function_t linux_ioctl_vfat; 78 static linux_ioctl_function_t linux_ioctl_console; 79 static linux_ioctl_function_t linux_ioctl_hdio; 80 static linux_ioctl_function_t linux_ioctl_disk; 81 static linux_ioctl_function_t linux_ioctl_socket; 82 static linux_ioctl_function_t linux_ioctl_sound; 83 static linux_ioctl_function_t linux_ioctl_termio; 84 static linux_ioctl_function_t linux_ioctl_private; 85 static linux_ioctl_function_t linux_ioctl_drm; 86 static linux_ioctl_function_t linux_ioctl_special; 87 88 static struct linux_ioctl_handler cdrom_handler = 89 { linux_ioctl_cdrom, LINUX_IOCTL_CDROM_MIN, LINUX_IOCTL_CDROM_MAX }; 90 static struct linux_ioctl_handler vfat_handler = 91 { linux_ioctl_vfat, LINUX_IOCTL_VFAT_MIN, LINUX_IOCTL_VFAT_MAX }; 92 static struct linux_ioctl_handler console_handler = 93 { linux_ioctl_console, LINUX_IOCTL_CONSOLE_MIN, LINUX_IOCTL_CONSOLE_MAX }; 94 static struct linux_ioctl_handler hdio_handler = 95 { linux_ioctl_hdio, LINUX_IOCTL_HDIO_MIN, LINUX_IOCTL_HDIO_MAX }; 96 static struct linux_ioctl_handler disk_handler = 97 { linux_ioctl_disk, LINUX_IOCTL_DISK_MIN, LINUX_IOCTL_DISK_MAX }; 98 static struct linux_ioctl_handler socket_handler = 99 { linux_ioctl_socket, LINUX_IOCTL_SOCKET_MIN, LINUX_IOCTL_SOCKET_MAX }; 100 static struct linux_ioctl_handler sound_handler = 101 { linux_ioctl_sound, LINUX_IOCTL_SOUND_MIN, LINUX_IOCTL_SOUND_MAX }; 102 static struct linux_ioctl_handler termio_handler = 103 { linux_ioctl_termio, LINUX_IOCTL_TERMIO_MIN, LINUX_IOCTL_TERMIO_MAX }; 104 static struct linux_ioctl_handler private_handler = 105 { linux_ioctl_private, LINUX_IOCTL_PRIVATE_MIN, LINUX_IOCTL_PRIVATE_MAX }; 106 static struct linux_ioctl_handler drm_handler = 107 { linux_ioctl_drm, LINUX_IOCTL_DRM_MIN, LINUX_IOCTL_DRM_MAX }; 108 109 DATA_SET(linux_ioctl_handler_set, cdrom_handler); 110 DATA_SET(linux_ioctl_handler_set, vfat_handler); 111 DATA_SET(linux_ioctl_handler_set, console_handler); 112 DATA_SET(linux_ioctl_handler_set, hdio_handler); 113 DATA_SET(linux_ioctl_handler_set, disk_handler); 114 DATA_SET(linux_ioctl_handler_set, socket_handler); 115 DATA_SET(linux_ioctl_handler_set, sound_handler); 116 DATA_SET(linux_ioctl_handler_set, termio_handler); 117 DATA_SET(linux_ioctl_handler_set, private_handler); 118 DATA_SET(linux_ioctl_handler_set, drm_handler); 119 120 struct handler_element 121 { 122 TAILQ_ENTRY(handler_element) list; 123 int (*func)(struct thread *, struct linux_ioctl_args *); 124 int low, high, span; 125 }; 126 127 static TAILQ_HEAD(, handler_element) handlers = 128 TAILQ_HEAD_INITIALIZER(handlers); 129 130 /* 131 * hdio related ioctls for VMWare support 132 */ 133 134 struct linux_hd_geometry { 135 u_int8_t heads; 136 u_int8_t sectors; 137 u_int16_t cylinders; 138 u_int32_t start; 139 }; 140 141 struct linux_hd_big_geometry { 142 u_int8_t heads; 143 u_int8_t sectors; 144 u_int32_t cylinders; 145 u_int32_t start; 146 }; 147 148 static int 149 linux_ioctl_hdio(struct thread *td, struct linux_ioctl_args *args) 150 { 151 struct file *fp; 152 int error; 153 u_int sectorsize, fwcylinders, fwheads, fwsectors; 154 off_t mediasize, bytespercyl; 155 156 if ((error = fget(td, args->fd, &fp)) != 0) 157 return (error); 158 switch (args->cmd & 0xffff) { 159 case LINUX_HDIO_GET_GEO: 160 case LINUX_HDIO_GET_GEO_BIG: 161 error = fo_ioctl(fp, DIOCGMEDIASIZE, 162 (caddr_t)&mediasize, td->td_ucred, td); 163 if (!error) 164 error = fo_ioctl(fp, DIOCGSECTORSIZE, 165 (caddr_t)§orsize, td->td_ucred, td); 166 if (!error) 167 error = fo_ioctl(fp, DIOCGFWHEADS, 168 (caddr_t)&fwheads, td->td_ucred, td); 169 if (!error) 170 error = fo_ioctl(fp, DIOCGFWSECTORS, 171 (caddr_t)&fwsectors, td->td_ucred, td); 172 /* 173 * XXX: DIOCGFIRSTOFFSET is not yet implemented, so 174 * so pretend that GEOM always says 0. This is NOT VALID 175 * for slices or partitions, only the per-disk raw devices. 176 */ 177 178 fdrop(fp, td); 179 if (error) 180 return (error); 181 /* 182 * 1. Calculate the number of bytes in a cylinder, 183 * given the firmware's notion of heads and sectors 184 * per cylinder. 185 * 2. Calculate the number of cylinders, given the total 186 * size of the media. 187 * All internal calculations should have 64-bit precision. 188 */ 189 bytespercyl = (off_t) sectorsize * fwheads * fwsectors; 190 fwcylinders = mediasize / bytespercyl; 191 #if defined(DEBUG) 192 linux_msg(td, "HDIO_GET_GEO: mediasize %jd, c/h/s %d/%d/%d, " 193 "bpc %jd", 194 (intmax_t)mediasize, fwcylinders, fwheads, fwsectors, 195 (intmax_t)bytespercyl); 196 #endif 197 if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO) { 198 struct linux_hd_geometry hdg; 199 200 hdg.cylinders = fwcylinders; 201 hdg.heads = fwheads; 202 hdg.sectors = fwsectors; 203 hdg.start = 0; 204 error = copyout(&hdg, (void *)args->arg, sizeof(hdg)); 205 } else if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO_BIG) { 206 struct linux_hd_big_geometry hdbg; 207 208 hdbg.cylinders = fwcylinders; 209 hdbg.heads = fwheads; 210 hdbg.sectors = fwsectors; 211 hdbg.start = 0; 212 error = copyout(&hdbg, (void *)args->arg, sizeof(hdbg)); 213 } 214 return (error); 215 break; 216 default: 217 /* XXX */ 218 linux_msg(td, 219 "ioctl fd=%d, cmd=0x%x ('%c',%d) is not implemented", 220 args->fd, (int)(args->cmd & 0xffff), 221 (int)(args->cmd & 0xff00) >> 8, 222 (int)(args->cmd & 0xff)); 223 break; 224 } 225 fdrop(fp, td); 226 return (ENOIOCTL); 227 } 228 229 static int 230 linux_ioctl_disk(struct thread *td, struct linux_ioctl_args *args) 231 { 232 struct file *fp; 233 int error; 234 u_int sectorsize; 235 off_t mediasize; 236 237 if ((error = fget(td, args->fd, &fp)) != 0) 238 return (error); 239 switch (args->cmd & 0xffff) { 240 case LINUX_BLKGETSIZE: 241 error = fo_ioctl(fp, DIOCGSECTORSIZE, 242 (caddr_t)§orsize, td->td_ucred, td); 243 if (!error) 244 error = fo_ioctl(fp, DIOCGMEDIASIZE, 245 (caddr_t)&mediasize, td->td_ucred, td); 246 fdrop(fp, td); 247 if (error) 248 return (error); 249 sectorsize = mediasize / sectorsize; 250 /* 251 * XXX: How do we know we return the right size of integer ? 252 */ 253 return (copyout(§orsize, (void *)args->arg, 254 sizeof(sectorsize))); 255 break; 256 } 257 fdrop(fp, td); 258 return (ENOIOCTL); 259 } 260 261 /* 262 * termio related ioctls 263 */ 264 265 struct linux_termio { 266 unsigned short c_iflag; 267 unsigned short c_oflag; 268 unsigned short c_cflag; 269 unsigned short c_lflag; 270 unsigned char c_line; 271 unsigned char c_cc[LINUX_NCC]; 272 }; 273 274 struct linux_termios { 275 unsigned int c_iflag; 276 unsigned int c_oflag; 277 unsigned int c_cflag; 278 unsigned int c_lflag; 279 #ifdef __alpha__ 280 unsigned char c_cc[LINUX_NCCS]; 281 unsigned char c_line; 282 unsigned int c_ispeed; 283 unsigned int c_ospeed; 284 #else 285 unsigned char c_line; 286 unsigned char c_cc[LINUX_NCCS]; 287 #endif 288 }; 289 290 struct linux_winsize { 291 unsigned short ws_row, ws_col; 292 unsigned short ws_xpixel, ws_ypixel; 293 }; 294 295 static struct speedtab sptab[] = { 296 { B0, LINUX_B0 }, { B50, LINUX_B50 }, 297 { B75, LINUX_B75 }, { B110, LINUX_B110 }, 298 { B134, LINUX_B134 }, { B150, LINUX_B150 }, 299 { B200, LINUX_B200 }, { B300, LINUX_B300 }, 300 { B600, LINUX_B600 }, { B1200, LINUX_B1200 }, 301 { B1800, LINUX_B1800 }, { B2400, LINUX_B2400 }, 302 { B4800, LINUX_B4800 }, { B9600, LINUX_B9600 }, 303 { B19200, LINUX_B19200 }, { B38400, LINUX_B38400 }, 304 { B57600, LINUX_B57600 }, { B115200, LINUX_B115200 }, 305 {-1, -1 } 306 }; 307 308 struct linux_serial_struct { 309 int type; 310 int line; 311 int port; 312 int irq; 313 int flags; 314 int xmit_fifo_size; 315 int custom_divisor; 316 int baud_base; 317 unsigned short close_delay; 318 char reserved_char[2]; 319 int hub6; 320 unsigned short closing_wait; 321 unsigned short closing_wait2; 322 int reserved[4]; 323 }; 324 325 static int 326 linux_to_bsd_speed(int code, struct speedtab *table) 327 { 328 for ( ; table->sp_code != -1; table++) 329 if (table->sp_code == code) 330 return (table->sp_speed); 331 return -1; 332 } 333 334 static int 335 bsd_to_linux_speed(int speed, struct speedtab *table) 336 { 337 for ( ; table->sp_speed != -1; table++) 338 if (table->sp_speed == speed) 339 return (table->sp_code); 340 return -1; 341 } 342 343 static void 344 bsd_to_linux_termios(struct termios *bios, struct linux_termios *lios) 345 { 346 int i; 347 348 #ifdef DEBUG 349 if (ldebug(ioctl)) { 350 printf("LINUX: BSD termios structure (input):\n"); 351 printf("i=%08x o=%08x c=%08x l=%08x ispeed=%d ospeed=%d\n", 352 bios->c_iflag, bios->c_oflag, bios->c_cflag, bios->c_lflag, 353 bios->c_ispeed, bios->c_ospeed); 354 printf("c_cc "); 355 for (i=0; i<NCCS; i++) 356 printf("%02x ", bios->c_cc[i]); 357 printf("\n"); 358 } 359 #endif 360 361 lios->c_iflag = 0; 362 if (bios->c_iflag & IGNBRK) 363 lios->c_iflag |= LINUX_IGNBRK; 364 if (bios->c_iflag & BRKINT) 365 lios->c_iflag |= LINUX_BRKINT; 366 if (bios->c_iflag & IGNPAR) 367 lios->c_iflag |= LINUX_IGNPAR; 368 if (bios->c_iflag & PARMRK) 369 lios->c_iflag |= LINUX_PARMRK; 370 if (bios->c_iflag & INPCK) 371 lios->c_iflag |= LINUX_INPCK; 372 if (bios->c_iflag & ISTRIP) 373 lios->c_iflag |= LINUX_ISTRIP; 374 if (bios->c_iflag & INLCR) 375 lios->c_iflag |= LINUX_INLCR; 376 if (bios->c_iflag & IGNCR) 377 lios->c_iflag |= LINUX_IGNCR; 378 if (bios->c_iflag & ICRNL) 379 lios->c_iflag |= LINUX_ICRNL; 380 if (bios->c_iflag & IXON) 381 lios->c_iflag |= LINUX_IXON; 382 if (bios->c_iflag & IXANY) 383 lios->c_iflag |= LINUX_IXANY; 384 if (bios->c_iflag & IXOFF) 385 lios->c_iflag |= LINUX_IXOFF; 386 if (bios->c_iflag & IMAXBEL) 387 lios->c_iflag |= LINUX_IMAXBEL; 388 389 lios->c_oflag = 0; 390 if (bios->c_oflag & OPOST) 391 lios->c_oflag |= LINUX_OPOST; 392 if (bios->c_oflag & ONLCR) 393 lios->c_oflag |= LINUX_ONLCR; 394 if (bios->c_oflag & OXTABS) 395 lios->c_oflag |= LINUX_XTABS; 396 397 lios->c_cflag = bsd_to_linux_speed(bios->c_ispeed, sptab); 398 lios->c_cflag |= (bios->c_cflag & CSIZE) >> 4; 399 if (bios->c_cflag & CSTOPB) 400 lios->c_cflag |= LINUX_CSTOPB; 401 if (bios->c_cflag & CREAD) 402 lios->c_cflag |= LINUX_CREAD; 403 if (bios->c_cflag & PARENB) 404 lios->c_cflag |= LINUX_PARENB; 405 if (bios->c_cflag & PARODD) 406 lios->c_cflag |= LINUX_PARODD; 407 if (bios->c_cflag & HUPCL) 408 lios->c_cflag |= LINUX_HUPCL; 409 if (bios->c_cflag & CLOCAL) 410 lios->c_cflag |= LINUX_CLOCAL; 411 if (bios->c_cflag & CRTSCTS) 412 lios->c_cflag |= LINUX_CRTSCTS; 413 414 lios->c_lflag = 0; 415 if (bios->c_lflag & ISIG) 416 lios->c_lflag |= LINUX_ISIG; 417 if (bios->c_lflag & ICANON) 418 lios->c_lflag |= LINUX_ICANON; 419 if (bios->c_lflag & ECHO) 420 lios->c_lflag |= LINUX_ECHO; 421 if (bios->c_lflag & ECHOE) 422 lios->c_lflag |= LINUX_ECHOE; 423 if (bios->c_lflag & ECHOK) 424 lios->c_lflag |= LINUX_ECHOK; 425 if (bios->c_lflag & ECHONL) 426 lios->c_lflag |= LINUX_ECHONL; 427 if (bios->c_lflag & NOFLSH) 428 lios->c_lflag |= LINUX_NOFLSH; 429 if (bios->c_lflag & TOSTOP) 430 lios->c_lflag |= LINUX_TOSTOP; 431 if (bios->c_lflag & ECHOCTL) 432 lios->c_lflag |= LINUX_ECHOCTL; 433 if (bios->c_lflag & ECHOPRT) 434 lios->c_lflag |= LINUX_ECHOPRT; 435 if (bios->c_lflag & ECHOKE) 436 lios->c_lflag |= LINUX_ECHOKE; 437 if (bios->c_lflag & FLUSHO) 438 lios->c_lflag |= LINUX_FLUSHO; 439 if (bios->c_lflag & PENDIN) 440 lios->c_lflag |= LINUX_PENDIN; 441 if (bios->c_lflag & IEXTEN) 442 lios->c_lflag |= LINUX_IEXTEN; 443 444 for (i=0; i<LINUX_NCCS; i++) 445 lios->c_cc[i] = LINUX_POSIX_VDISABLE; 446 lios->c_cc[LINUX_VINTR] = bios->c_cc[VINTR]; 447 lios->c_cc[LINUX_VQUIT] = bios->c_cc[VQUIT]; 448 lios->c_cc[LINUX_VERASE] = bios->c_cc[VERASE]; 449 lios->c_cc[LINUX_VKILL] = bios->c_cc[VKILL]; 450 lios->c_cc[LINUX_VEOF] = bios->c_cc[VEOF]; 451 lios->c_cc[LINUX_VEOL] = bios->c_cc[VEOL]; 452 lios->c_cc[LINUX_VMIN] = bios->c_cc[VMIN]; 453 lios->c_cc[LINUX_VTIME] = bios->c_cc[VTIME]; 454 lios->c_cc[LINUX_VEOL2] = bios->c_cc[VEOL2]; 455 lios->c_cc[LINUX_VSUSP] = bios->c_cc[VSUSP]; 456 lios->c_cc[LINUX_VSTART] = bios->c_cc[VSTART]; 457 lios->c_cc[LINUX_VSTOP] = bios->c_cc[VSTOP]; 458 lios->c_cc[LINUX_VREPRINT] = bios->c_cc[VREPRINT]; 459 lios->c_cc[LINUX_VDISCARD] = bios->c_cc[VDISCARD]; 460 lios->c_cc[LINUX_VWERASE] = bios->c_cc[VWERASE]; 461 lios->c_cc[LINUX_VLNEXT] = bios->c_cc[VLNEXT]; 462 463 for (i=0; i<LINUX_NCCS; i++) { 464 if (i != LINUX_VMIN && i != LINUX_VTIME && 465 lios->c_cc[i] == _POSIX_VDISABLE) 466 lios->c_cc[i] = LINUX_POSIX_VDISABLE; 467 } 468 lios->c_line = 0; 469 470 #ifdef DEBUG 471 if (ldebug(ioctl)) { 472 printf("LINUX: LINUX termios structure (output):\n"); 473 printf("i=%08x o=%08x c=%08x l=%08x line=%d\n", 474 lios->c_iflag, lios->c_oflag, lios->c_cflag, 475 lios->c_lflag, (int)lios->c_line); 476 printf("c_cc "); 477 for (i=0; i<LINUX_NCCS; i++) 478 printf("%02x ", lios->c_cc[i]); 479 printf("\n"); 480 } 481 #endif 482 } 483 484 static void 485 linux_to_bsd_termios(struct linux_termios *lios, struct termios *bios) 486 { 487 int i; 488 489 #ifdef DEBUG 490 if (ldebug(ioctl)) { 491 printf("LINUX: LINUX termios structure (input):\n"); 492 printf("i=%08x o=%08x c=%08x l=%08x line=%d\n", 493 lios->c_iflag, lios->c_oflag, lios->c_cflag, 494 lios->c_lflag, (int)lios->c_line); 495 printf("c_cc "); 496 for (i=0; i<LINUX_NCCS; i++) 497 printf("%02x ", lios->c_cc[i]); 498 printf("\n"); 499 } 500 #endif 501 502 bios->c_iflag = 0; 503 if (lios->c_iflag & LINUX_IGNBRK) 504 bios->c_iflag |= IGNBRK; 505 if (lios->c_iflag & LINUX_BRKINT) 506 bios->c_iflag |= BRKINT; 507 if (lios->c_iflag & LINUX_IGNPAR) 508 bios->c_iflag |= IGNPAR; 509 if (lios->c_iflag & LINUX_PARMRK) 510 bios->c_iflag |= PARMRK; 511 if (lios->c_iflag & LINUX_INPCK) 512 bios->c_iflag |= INPCK; 513 if (lios->c_iflag & LINUX_ISTRIP) 514 bios->c_iflag |= ISTRIP; 515 if (lios->c_iflag & LINUX_INLCR) 516 bios->c_iflag |= INLCR; 517 if (lios->c_iflag & LINUX_IGNCR) 518 bios->c_iflag |= IGNCR; 519 if (lios->c_iflag & LINUX_ICRNL) 520 bios->c_iflag |= ICRNL; 521 if (lios->c_iflag & LINUX_IXON) 522 bios->c_iflag |= IXON; 523 if (lios->c_iflag & LINUX_IXANY) 524 bios->c_iflag |= IXANY; 525 if (lios->c_iflag & LINUX_IXOFF) 526 bios->c_iflag |= IXOFF; 527 if (lios->c_iflag & LINUX_IMAXBEL) 528 bios->c_iflag |= IMAXBEL; 529 530 bios->c_oflag = 0; 531 if (lios->c_oflag & LINUX_OPOST) 532 bios->c_oflag |= OPOST; 533 if (lios->c_oflag & LINUX_ONLCR) 534 bios->c_oflag |= ONLCR; 535 if (lios->c_oflag & LINUX_XTABS) 536 bios->c_oflag |= OXTABS; 537 538 bios->c_cflag = (lios->c_cflag & LINUX_CSIZE) << 4; 539 if (lios->c_cflag & LINUX_CSTOPB) 540 bios->c_cflag |= CSTOPB; 541 if (lios->c_cflag & LINUX_CREAD) 542 bios->c_cflag |= CREAD; 543 if (lios->c_cflag & LINUX_PARENB) 544 bios->c_cflag |= PARENB; 545 if (lios->c_cflag & LINUX_PARODD) 546 bios->c_cflag |= PARODD; 547 if (lios->c_cflag & LINUX_HUPCL) 548 bios->c_cflag |= HUPCL; 549 if (lios->c_cflag & LINUX_CLOCAL) 550 bios->c_cflag |= CLOCAL; 551 if (lios->c_cflag & LINUX_CRTSCTS) 552 bios->c_cflag |= CRTSCTS; 553 554 bios->c_lflag = 0; 555 if (lios->c_lflag & LINUX_ISIG) 556 bios->c_lflag |= ISIG; 557 if (lios->c_lflag & LINUX_ICANON) 558 bios->c_lflag |= ICANON; 559 if (lios->c_lflag & LINUX_ECHO) 560 bios->c_lflag |= ECHO; 561 if (lios->c_lflag & LINUX_ECHOE) 562 bios->c_lflag |= ECHOE; 563 if (lios->c_lflag & LINUX_ECHOK) 564 bios->c_lflag |= ECHOK; 565 if (lios->c_lflag & LINUX_ECHONL) 566 bios->c_lflag |= ECHONL; 567 if (lios->c_lflag & LINUX_NOFLSH) 568 bios->c_lflag |= NOFLSH; 569 if (lios->c_lflag & LINUX_TOSTOP) 570 bios->c_lflag |= TOSTOP; 571 if (lios->c_lflag & LINUX_ECHOCTL) 572 bios->c_lflag |= ECHOCTL; 573 if (lios->c_lflag & LINUX_ECHOPRT) 574 bios->c_lflag |= ECHOPRT; 575 if (lios->c_lflag & LINUX_ECHOKE) 576 bios->c_lflag |= ECHOKE; 577 if (lios->c_lflag & LINUX_FLUSHO) 578 bios->c_lflag |= FLUSHO; 579 if (lios->c_lflag & LINUX_PENDIN) 580 bios->c_lflag |= PENDIN; 581 if (lios->c_lflag & LINUX_IEXTEN) 582 bios->c_lflag |= IEXTEN; 583 584 for (i=0; i<NCCS; i++) 585 bios->c_cc[i] = _POSIX_VDISABLE; 586 bios->c_cc[VINTR] = lios->c_cc[LINUX_VINTR]; 587 bios->c_cc[VQUIT] = lios->c_cc[LINUX_VQUIT]; 588 bios->c_cc[VERASE] = lios->c_cc[LINUX_VERASE]; 589 bios->c_cc[VKILL] = lios->c_cc[LINUX_VKILL]; 590 bios->c_cc[VEOF] = lios->c_cc[LINUX_VEOF]; 591 bios->c_cc[VEOL] = lios->c_cc[LINUX_VEOL]; 592 bios->c_cc[VMIN] = lios->c_cc[LINUX_VMIN]; 593 bios->c_cc[VTIME] = lios->c_cc[LINUX_VTIME]; 594 bios->c_cc[VEOL2] = lios->c_cc[LINUX_VEOL2]; 595 bios->c_cc[VSUSP] = lios->c_cc[LINUX_VSUSP]; 596 bios->c_cc[VSTART] = lios->c_cc[LINUX_VSTART]; 597 bios->c_cc[VSTOP] = lios->c_cc[LINUX_VSTOP]; 598 bios->c_cc[VREPRINT] = lios->c_cc[LINUX_VREPRINT]; 599 bios->c_cc[VDISCARD] = lios->c_cc[LINUX_VDISCARD]; 600 bios->c_cc[VWERASE] = lios->c_cc[LINUX_VWERASE]; 601 bios->c_cc[VLNEXT] = lios->c_cc[LINUX_VLNEXT]; 602 603 for (i=0; i<NCCS; i++) { 604 if (i != VMIN && i != VTIME && 605 bios->c_cc[i] == LINUX_POSIX_VDISABLE) 606 bios->c_cc[i] = _POSIX_VDISABLE; 607 } 608 609 bios->c_ispeed = bios->c_ospeed = 610 linux_to_bsd_speed(lios->c_cflag & LINUX_CBAUD, sptab); 611 612 #ifdef DEBUG 613 if (ldebug(ioctl)) { 614 printf("LINUX: BSD termios structure (output):\n"); 615 printf("i=%08x o=%08x c=%08x l=%08x ispeed=%d ospeed=%d\n", 616 bios->c_iflag, bios->c_oflag, bios->c_cflag, bios->c_lflag, 617 bios->c_ispeed, bios->c_ospeed); 618 printf("c_cc "); 619 for (i=0; i<NCCS; i++) 620 printf("%02x ", bios->c_cc[i]); 621 printf("\n"); 622 } 623 #endif 624 } 625 626 static void 627 bsd_to_linux_termio(struct termios *bios, struct linux_termio *lio) 628 { 629 struct linux_termios lios; 630 631 bsd_to_linux_termios(bios, &lios); 632 lio->c_iflag = lios.c_iflag; 633 lio->c_oflag = lios.c_oflag; 634 lio->c_cflag = lios.c_cflag; 635 lio->c_lflag = lios.c_lflag; 636 lio->c_line = lios.c_line; 637 #ifdef __alpha__ 638 lio->c_cc[LINUX__VINTR] = lios.c_cc[LINUX_VINTR]; 639 lio->c_cc[LINUX__VQUIT] = lios.c_cc[LINUX_VQUIT]; 640 lio->c_cc[LINUX__VERASE] = lios.c_cc[LINUX_VERASE]; 641 lio->c_cc[LINUX__VKILL] = lios.c_cc[LINUX_VKILL]; 642 lio->c_cc[LINUX__VEOF] = 643 lios.c_cc[(lios.c_lflag & ICANON) ? LINUX_VEOF : LINUX_VMIN]; 644 lio->c_cc[LINUX__VEOL] = 645 lios.c_cc[(lios.c_lflag & ICANON) ? LINUX_VEOL : LINUX_VTIME]; 646 lio->c_cc[LINUX__VEOL2] = lios.c_cc[LINUX_VEOL2]; 647 lio->c_cc[LINUX__VSWTC] = lios.c_cc[LINUX_VSWTC]; 648 #else 649 memcpy(lio->c_cc, lios.c_cc, LINUX_NCC); 650 #endif 651 } 652 653 static void 654 linux_to_bsd_termio(struct linux_termio *lio, struct termios *bios) 655 { 656 struct linux_termios lios; 657 int i; 658 659 lios.c_iflag = lio->c_iflag; 660 lios.c_oflag = lio->c_oflag; 661 lios.c_cflag = lio->c_cflag; 662 lios.c_lflag = lio->c_lflag; 663 #ifdef __alpha__ 664 for (i=0; i<LINUX_NCCS; i++) 665 lios.c_cc[i] = LINUX_POSIX_VDISABLE; 666 lios.c_cc[LINUX_VINTR] = lio->c_cc[LINUX__VINTR]; 667 lios.c_cc[LINUX_VQUIT] = lio->c_cc[LINUX__VQUIT]; 668 lios.c_cc[LINUX_VERASE] = lio->c_cc[LINUX__VERASE]; 669 lios.c_cc[LINUX_VKILL] = lio->c_cc[LINUX__VKILL]; 670 lios.c_cc[LINUX_VEOL2] = lio->c_cc[LINUX__VEOL2]; 671 lios.c_cc[LINUX_VSWTC] = lio->c_cc[LINUX__VSWTC]; 672 lios.c_cc[(lio->c_lflag & ICANON) ? LINUX_VEOF : LINUX_VMIN] = 673 lio->c_cc[LINUX__VEOF]; 674 lios.c_cc[(lio->c_lflag & ICANON) ? LINUX_VEOL : LINUX_VTIME] = 675 lio->c_cc[LINUX__VEOL]; 676 #else 677 for (i=LINUX_NCC; i<LINUX_NCCS; i++) 678 lios.c_cc[i] = LINUX_POSIX_VDISABLE; 679 memcpy(lios.c_cc, lio->c_cc, LINUX_NCC); 680 #endif 681 linux_to_bsd_termios(&lios, bios); 682 } 683 684 static int 685 linux_ioctl_termio(struct thread *td, struct linux_ioctl_args *args) 686 { 687 struct termios bios; 688 struct linux_termios lios; 689 struct linux_termio lio; 690 struct file *fp; 691 int error; 692 693 if ((error = fget(td, args->fd, &fp)) != 0) 694 return (error); 695 696 switch (args->cmd & 0xffff) { 697 698 case LINUX_TCGETS: 699 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred, 700 td); 701 if (error) 702 break; 703 bsd_to_linux_termios(&bios, &lios); 704 error = copyout(&lios, (void *)args->arg, sizeof(lios)); 705 break; 706 707 case LINUX_TCSETS: 708 error = copyin((void *)args->arg, &lios, sizeof(lios)); 709 if (error) 710 break; 711 linux_to_bsd_termios(&lios, &bios); 712 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred, 713 td)); 714 break; 715 716 case LINUX_TCSETSW: 717 error = copyin((void *)args->arg, &lios, sizeof(lios)); 718 if (error) 719 break; 720 linux_to_bsd_termios(&lios, &bios); 721 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred, 722 td)); 723 break; 724 725 case LINUX_TCSETSF: 726 error = copyin((void *)args->arg, &lios, sizeof(lios)); 727 if (error) 728 break; 729 linux_to_bsd_termios(&lios, &bios); 730 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred, 731 td)); 732 break; 733 734 case LINUX_TCGETA: 735 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred, 736 td); 737 if (error) 738 break; 739 bsd_to_linux_termio(&bios, &lio); 740 error = (copyout(&lio, (void *)args->arg, sizeof(lio))); 741 break; 742 743 case LINUX_TCSETA: 744 error = copyin((void *)args->arg, &lio, sizeof(lio)); 745 if (error) 746 break; 747 linux_to_bsd_termio(&lio, &bios); 748 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred, 749 td)); 750 break; 751 752 case LINUX_TCSETAW: 753 error = copyin((void *)args->arg, &lio, sizeof(lio)); 754 if (error) 755 break; 756 linux_to_bsd_termio(&lio, &bios); 757 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred, 758 td)); 759 break; 760 761 case LINUX_TCSETAF: 762 error = copyin((void *)args->arg, &lio, sizeof(lio)); 763 if (error) 764 break; 765 linux_to_bsd_termio(&lio, &bios); 766 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred, 767 td)); 768 break; 769 770 /* LINUX_TCSBRK */ 771 772 case LINUX_TCXONC: { 773 switch (args->arg) { 774 case LINUX_TCOOFF: 775 args->cmd = TIOCSTOP; 776 break; 777 case LINUX_TCOON: 778 args->cmd = TIOCSTART; 779 break; 780 case LINUX_TCIOFF: 781 case LINUX_TCION: { 782 int c; 783 struct write_args wr; 784 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, 785 td->td_ucred, td); 786 if (error) 787 break; 788 fdrop(fp, td); 789 c = (args->arg == LINUX_TCIOFF) ? VSTOP : VSTART; 790 c = bios.c_cc[c]; 791 if (c != _POSIX_VDISABLE) { 792 wr.fd = args->fd; 793 wr.buf = &c; 794 wr.nbyte = sizeof(c); 795 return (write(td, &wr)); 796 } else 797 return (0); 798 } 799 default: 800 fdrop(fp, td); 801 return (EINVAL); 802 } 803 args->arg = 0; 804 error = (ioctl(td, (struct ioctl_args *)args)); 805 break; 806 } 807 808 case LINUX_TCFLSH: { 809 args->cmd = TIOCFLUSH; 810 switch (args->arg) { 811 case LINUX_TCIFLUSH: 812 args->arg = FREAD; 813 break; 814 case LINUX_TCOFLUSH: 815 args->arg = FWRITE; 816 break; 817 case LINUX_TCIOFLUSH: 818 args->arg = FREAD | FWRITE; 819 break; 820 default: 821 fdrop(fp, td); 822 return (EINVAL); 823 } 824 error = (ioctl(td, (struct ioctl_args *)args)); 825 break; 826 } 827 828 case LINUX_TIOCEXCL: 829 args->cmd = TIOCEXCL; 830 error = (ioctl(td, (struct ioctl_args *)args)); 831 break; 832 833 case LINUX_TIOCNXCL: 834 args->cmd = TIOCNXCL; 835 error = (ioctl(td, (struct ioctl_args *)args)); 836 break; 837 838 case LINUX_TIOCSCTTY: 839 args->cmd = TIOCSCTTY; 840 error = (ioctl(td, (struct ioctl_args *)args)); 841 break; 842 843 case LINUX_TIOCGPGRP: 844 args->cmd = TIOCGPGRP; 845 error = (ioctl(td, (struct ioctl_args *)args)); 846 break; 847 848 case LINUX_TIOCSPGRP: 849 args->cmd = TIOCSPGRP; 850 error = (ioctl(td, (struct ioctl_args *)args)); 851 break; 852 853 /* LINUX_TIOCOUTQ */ 854 /* LINUX_TIOCSTI */ 855 856 case LINUX_TIOCGWINSZ: 857 args->cmd = TIOCGWINSZ; 858 error = (ioctl(td, (struct ioctl_args *)args)); 859 break; 860 861 case LINUX_TIOCSWINSZ: 862 args->cmd = TIOCSWINSZ; 863 error = (ioctl(td, (struct ioctl_args *)args)); 864 break; 865 866 case LINUX_TIOCMGET: 867 args->cmd = TIOCMGET; 868 error = (ioctl(td, (struct ioctl_args *)args)); 869 break; 870 871 case LINUX_TIOCMBIS: 872 args->cmd = TIOCMBIS; 873 error = (ioctl(td, (struct ioctl_args *)args)); 874 break; 875 876 case LINUX_TIOCMBIC: 877 args->cmd = TIOCMBIC; 878 error = (ioctl(td, (struct ioctl_args *)args)); 879 break; 880 881 case LINUX_TIOCMSET: 882 args->cmd = TIOCMSET; 883 error = (ioctl(td, (struct ioctl_args *)args)); 884 break; 885 886 /* TIOCGSOFTCAR */ 887 /* TIOCSSOFTCAR */ 888 889 case LINUX_FIONREAD: /* LINUX_TIOCINQ */ 890 args->cmd = FIONREAD; 891 error = (ioctl(td, (struct ioctl_args *)args)); 892 break; 893 894 /* LINUX_TIOCLINUX */ 895 896 case LINUX_TIOCCONS: 897 args->cmd = TIOCCONS; 898 error = (ioctl(td, (struct ioctl_args *)args)); 899 break; 900 901 case LINUX_TIOCGSERIAL: { 902 struct linux_serial_struct lss; 903 lss.type = LINUX_PORT_16550A; 904 lss.flags = 0; 905 lss.close_delay = 0; 906 error = copyout(&lss, (void *)args->arg, sizeof(lss)); 907 break; 908 } 909 910 case LINUX_TIOCSSERIAL: { 911 struct linux_serial_struct lss; 912 error = copyin((void *)args->arg, &lss, sizeof(lss)); 913 if (error) 914 break; 915 /* XXX - It really helps to have an implementation that 916 * does nothing. NOT! 917 */ 918 error = 0; 919 break; 920 } 921 922 /* LINUX_TIOCPKT */ 923 924 case LINUX_FIONBIO: 925 args->cmd = FIONBIO; 926 error = (ioctl(td, (struct ioctl_args *)args)); 927 break; 928 929 case LINUX_TIOCNOTTY: 930 args->cmd = TIOCNOTTY; 931 error = (ioctl(td, (struct ioctl_args *)args)); 932 break; 933 934 case LINUX_TIOCSETD: { 935 int line; 936 switch (args->arg) { 937 case LINUX_N_TTY: 938 line = TTYDISC; 939 break; 940 case LINUX_N_SLIP: 941 line = SLIPDISC; 942 break; 943 case LINUX_N_PPP: 944 line = PPPDISC; 945 break; 946 default: 947 fdrop(fp, td); 948 return (EINVAL); 949 } 950 error = (fo_ioctl(fp, TIOCSETD, (caddr_t)&line, td->td_ucred, 951 td)); 952 break; 953 } 954 955 case LINUX_TIOCGETD: { 956 int linux_line; 957 int bsd_line = TTYDISC; 958 error = fo_ioctl(fp, TIOCGETD, (caddr_t)&bsd_line, 959 td->td_ucred, td); 960 if (error) 961 return (error); 962 switch (bsd_line) { 963 case TTYDISC: 964 linux_line = LINUX_N_TTY; 965 break; 966 case SLIPDISC: 967 linux_line = LINUX_N_SLIP; 968 break; 969 case PPPDISC: 970 linux_line = LINUX_N_PPP; 971 break; 972 default: 973 fdrop(fp, td); 974 return (EINVAL); 975 } 976 error = (copyout(&linux_line, (void *)args->arg, sizeof(int))); 977 break; 978 } 979 980 /* LINUX_TCSBRKP */ 981 /* LINUX_TIOCTTYGSTRUCT */ 982 983 case LINUX_FIONCLEX: 984 args->cmd = FIONCLEX; 985 error = (ioctl(td, (struct ioctl_args *)args)); 986 break; 987 988 case LINUX_FIOCLEX: 989 args->cmd = FIOCLEX; 990 error = (ioctl(td, (struct ioctl_args *)args)); 991 break; 992 993 case LINUX_FIOASYNC: 994 args->cmd = FIOASYNC; 995 error = (ioctl(td, (struct ioctl_args *)args)); 996 break; 997 998 /* LINUX_TIOCSERCONFIG */ 999 /* LINUX_TIOCSERGWILD */ 1000 /* LINUX_TIOCSERSWILD */ 1001 /* LINUX_TIOCGLCKTRMIOS */ 1002 /* LINUX_TIOCSLCKTRMIOS */ 1003 1004 case LINUX_TIOCSBRK: 1005 args->cmd = TIOCSBRK; 1006 error = (ioctl(td, (struct ioctl_args *)args)); 1007 break; 1008 1009 case LINUX_TIOCCBRK: 1010 args->cmd = TIOCCBRK; 1011 error = (ioctl(td, (struct ioctl_args *)args)); 1012 break; 1013 1014 default: 1015 error = ENOIOCTL; 1016 break; 1017 } 1018 1019 fdrop(fp, td); 1020 return (error); 1021 } 1022 1023 /* 1024 * CDROM related ioctls 1025 */ 1026 1027 struct linux_cdrom_msf 1028 { 1029 u_char cdmsf_min0; 1030 u_char cdmsf_sec0; 1031 u_char cdmsf_frame0; 1032 u_char cdmsf_min1; 1033 u_char cdmsf_sec1; 1034 u_char cdmsf_frame1; 1035 }; 1036 1037 struct linux_cdrom_tochdr 1038 { 1039 u_char cdth_trk0; 1040 u_char cdth_trk1; 1041 }; 1042 1043 union linux_cdrom_addr 1044 { 1045 struct { 1046 u_char minute; 1047 u_char second; 1048 u_char frame; 1049 } msf; 1050 int lba; 1051 }; 1052 1053 struct linux_cdrom_tocentry 1054 { 1055 u_char cdte_track; 1056 u_char cdte_adr:4; 1057 u_char cdte_ctrl:4; 1058 u_char cdte_format; 1059 union linux_cdrom_addr cdte_addr; 1060 u_char cdte_datamode; 1061 }; 1062 1063 struct linux_cdrom_subchnl 1064 { 1065 u_char cdsc_format; 1066 u_char cdsc_audiostatus; 1067 u_char cdsc_adr:4; 1068 u_char cdsc_ctrl:4; 1069 u_char cdsc_trk; 1070 u_char cdsc_ind; 1071 union linux_cdrom_addr cdsc_absaddr; 1072 union linux_cdrom_addr cdsc_reladdr; 1073 }; 1074 1075 struct l_cdrom_read_audio { 1076 union linux_cdrom_addr addr; 1077 u_char addr_format; 1078 l_int nframes; 1079 u_char *buf; 1080 }; 1081 1082 struct l_dvd_layer { 1083 u_char book_version:4; 1084 u_char book_type:4; 1085 u_char min_rate:4; 1086 u_char disc_size:4; 1087 u_char layer_type:4; 1088 u_char track_path:1; 1089 u_char nlayers:2; 1090 u_char track_density:4; 1091 u_char linear_density:4; 1092 u_char bca:1; 1093 u_int32_t start_sector; 1094 u_int32_t end_sector; 1095 u_int32_t end_sector_l0; 1096 }; 1097 1098 struct l_dvd_physical { 1099 u_char type; 1100 u_char layer_num; 1101 struct l_dvd_layer layer[4]; 1102 }; 1103 1104 struct l_dvd_copyright { 1105 u_char type; 1106 u_char layer_num; 1107 u_char cpst; 1108 u_char rmi; 1109 }; 1110 1111 struct l_dvd_disckey { 1112 u_char type; 1113 l_uint agid:2; 1114 u_char value[2048]; 1115 }; 1116 1117 struct l_dvd_bca { 1118 u_char type; 1119 l_int len; 1120 u_char value[188]; 1121 }; 1122 1123 struct l_dvd_manufact { 1124 u_char type; 1125 u_char layer_num; 1126 l_int len; 1127 u_char value[2048]; 1128 }; 1129 1130 typedef union { 1131 u_char type; 1132 struct l_dvd_physical physical; 1133 struct l_dvd_copyright copyright; 1134 struct l_dvd_disckey disckey; 1135 struct l_dvd_bca bca; 1136 struct l_dvd_manufact manufact; 1137 } l_dvd_struct; 1138 1139 typedef u_char l_dvd_key[5]; 1140 typedef u_char l_dvd_challenge[10]; 1141 1142 struct l_dvd_lu_send_agid { 1143 u_char type; 1144 l_uint agid:2; 1145 }; 1146 1147 struct l_dvd_host_send_challenge { 1148 u_char type; 1149 l_uint agid:2; 1150 l_dvd_challenge chal; 1151 }; 1152 1153 struct l_dvd_send_key { 1154 u_char type; 1155 l_uint agid:2; 1156 l_dvd_key key; 1157 }; 1158 1159 struct l_dvd_lu_send_challenge { 1160 u_char type; 1161 l_uint agid:2; 1162 l_dvd_challenge chal; 1163 }; 1164 1165 struct l_dvd_lu_send_title_key { 1166 u_char type; 1167 l_uint agid:2; 1168 l_dvd_key title_key; 1169 l_int lba; 1170 l_uint cpm:1; 1171 l_uint cp_sec:1; 1172 l_uint cgms:2; 1173 }; 1174 1175 struct l_dvd_lu_send_asf { 1176 u_char type; 1177 l_uint agid:2; 1178 l_uint asf:1; 1179 }; 1180 1181 struct l_dvd_host_send_rpcstate { 1182 u_char type; 1183 u_char pdrc; 1184 }; 1185 1186 struct l_dvd_lu_send_rpcstate { 1187 u_char type:2; 1188 u_char vra:3; 1189 u_char ucca:3; 1190 u_char region_mask; 1191 u_char rpc_scheme; 1192 }; 1193 1194 typedef union { 1195 u_char type; 1196 struct l_dvd_lu_send_agid lsa; 1197 struct l_dvd_host_send_challenge hsc; 1198 struct l_dvd_send_key lsk; 1199 struct l_dvd_lu_send_challenge lsc; 1200 struct l_dvd_send_key hsk; 1201 struct l_dvd_lu_send_title_key lstk; 1202 struct l_dvd_lu_send_asf lsasf; 1203 struct l_dvd_host_send_rpcstate hrpcs; 1204 struct l_dvd_lu_send_rpcstate lrpcs; 1205 } l_dvd_authinfo; 1206 1207 static void 1208 bsd_to_linux_msf_lba(u_char af, union msf_lba *bp, union linux_cdrom_addr *lp) 1209 { 1210 if (af == CD_LBA_FORMAT) 1211 lp->lba = bp->lba; 1212 else { 1213 lp->msf.minute = bp->msf.minute; 1214 lp->msf.second = bp->msf.second; 1215 lp->msf.frame = bp->msf.frame; 1216 } 1217 } 1218 1219 static void 1220 set_linux_cdrom_addr(union linux_cdrom_addr *addr, int format, int lba) 1221 { 1222 if (format == LINUX_CDROM_MSF) { 1223 addr->msf.frame = lba % 75; 1224 lba /= 75; 1225 lba += 2; 1226 addr->msf.second = lba % 60; 1227 addr->msf.minute = lba / 60; 1228 } else 1229 addr->lba = lba; 1230 } 1231 1232 static int 1233 linux_to_bsd_dvd_struct(l_dvd_struct *lp, struct dvd_struct *bp) 1234 { 1235 bp->format = lp->type; 1236 switch (bp->format) { 1237 case DVD_STRUCT_PHYSICAL: 1238 if (bp->layer_num >= 4) 1239 return (EINVAL); 1240 bp->layer_num = lp->physical.layer_num; 1241 break; 1242 case DVD_STRUCT_COPYRIGHT: 1243 bp->layer_num = lp->copyright.layer_num; 1244 break; 1245 case DVD_STRUCT_DISCKEY: 1246 bp->agid = lp->disckey.agid; 1247 break; 1248 case DVD_STRUCT_BCA: 1249 case DVD_STRUCT_MANUFACT: 1250 break; 1251 default: 1252 return (EINVAL); 1253 } 1254 return (0); 1255 } 1256 1257 static int 1258 bsd_to_linux_dvd_struct(struct dvd_struct *bp, l_dvd_struct *lp) 1259 { 1260 switch (bp->format) { 1261 case DVD_STRUCT_PHYSICAL: { 1262 struct dvd_layer *blp = (struct dvd_layer *)bp->data; 1263 struct l_dvd_layer *llp = &lp->physical.layer[bp->layer_num]; 1264 memset(llp, 0, sizeof(*llp)); 1265 llp->book_version = blp->book_version; 1266 llp->book_type = blp->book_type; 1267 llp->min_rate = blp->max_rate; 1268 llp->disc_size = blp->disc_size; 1269 llp->layer_type = blp->layer_type; 1270 llp->track_path = blp->track_path; 1271 llp->nlayers = blp->nlayers; 1272 llp->track_density = blp->track_density; 1273 llp->linear_density = blp->linear_density; 1274 llp->bca = blp->bca; 1275 llp->start_sector = blp->start_sector; 1276 llp->end_sector = blp->end_sector; 1277 llp->end_sector_l0 = blp->end_sector_l0; 1278 break; 1279 } 1280 case DVD_STRUCT_COPYRIGHT: 1281 lp->copyright.cpst = bp->cpst; 1282 lp->copyright.rmi = bp->rmi; 1283 break; 1284 case DVD_STRUCT_DISCKEY: 1285 memcpy(lp->disckey.value, bp->data, sizeof(lp->disckey.value)); 1286 break; 1287 case DVD_STRUCT_BCA: 1288 lp->bca.len = bp->length; 1289 memcpy(lp->bca.value, bp->data, sizeof(lp->bca.value)); 1290 break; 1291 case DVD_STRUCT_MANUFACT: 1292 lp->manufact.len = bp->length; 1293 memcpy(lp->manufact.value, bp->data, 1294 sizeof(lp->manufact.value)); 1295 /* lp->manufact.layer_num is unused in linux (redhat 7.0) */ 1296 break; 1297 default: 1298 return (EINVAL); 1299 } 1300 return (0); 1301 } 1302 1303 static int 1304 linux_to_bsd_dvd_authinfo(l_dvd_authinfo *lp, int *bcode, 1305 struct dvd_authinfo *bp) 1306 { 1307 switch (lp->type) { 1308 case LINUX_DVD_LU_SEND_AGID: 1309 *bcode = DVDIOCREPORTKEY; 1310 bp->format = DVD_REPORT_AGID; 1311 bp->agid = lp->lsa.agid; 1312 break; 1313 case LINUX_DVD_HOST_SEND_CHALLENGE: 1314 *bcode = DVDIOCSENDKEY; 1315 bp->format = DVD_SEND_CHALLENGE; 1316 bp->agid = lp->hsc.agid; 1317 memcpy(bp->keychal, lp->hsc.chal, 10); 1318 break; 1319 case LINUX_DVD_LU_SEND_KEY1: 1320 *bcode = DVDIOCREPORTKEY; 1321 bp->format = DVD_REPORT_KEY1; 1322 bp->agid = lp->lsk.agid; 1323 break; 1324 case LINUX_DVD_LU_SEND_CHALLENGE: 1325 *bcode = DVDIOCREPORTKEY; 1326 bp->format = DVD_REPORT_CHALLENGE; 1327 bp->agid = lp->lsc.agid; 1328 break; 1329 case LINUX_DVD_HOST_SEND_KEY2: 1330 *bcode = DVDIOCSENDKEY; 1331 bp->format = DVD_SEND_KEY2; 1332 bp->agid = lp->hsk.agid; 1333 memcpy(bp->keychal, lp->hsk.key, 5); 1334 break; 1335 case LINUX_DVD_LU_SEND_TITLE_KEY: 1336 *bcode = DVDIOCREPORTKEY; 1337 bp->format = DVD_REPORT_TITLE_KEY; 1338 bp->agid = lp->lstk.agid; 1339 bp->lba = lp->lstk.lba; 1340 break; 1341 case LINUX_DVD_LU_SEND_ASF: 1342 *bcode = DVDIOCREPORTKEY; 1343 bp->format = DVD_REPORT_ASF; 1344 bp->agid = lp->lsasf.agid; 1345 break; 1346 case LINUX_DVD_INVALIDATE_AGID: 1347 *bcode = DVDIOCREPORTKEY; 1348 bp->format = DVD_INVALIDATE_AGID; 1349 bp->agid = lp->lsa.agid; 1350 break; 1351 case LINUX_DVD_LU_SEND_RPC_STATE: 1352 *bcode = DVDIOCREPORTKEY; 1353 bp->format = DVD_REPORT_RPC; 1354 break; 1355 case LINUX_DVD_HOST_SEND_RPC_STATE: 1356 *bcode = DVDIOCSENDKEY; 1357 bp->format = DVD_SEND_RPC; 1358 bp->region = lp->hrpcs.pdrc; 1359 break; 1360 default: 1361 return (EINVAL); 1362 } 1363 return (0); 1364 } 1365 1366 static int 1367 bsd_to_linux_dvd_authinfo(struct dvd_authinfo *bp, l_dvd_authinfo *lp) 1368 { 1369 switch (lp->type) { 1370 case LINUX_DVD_LU_SEND_AGID: 1371 lp->lsa.agid = bp->agid; 1372 break; 1373 case LINUX_DVD_HOST_SEND_CHALLENGE: 1374 lp->type = LINUX_DVD_LU_SEND_KEY1; 1375 break; 1376 case LINUX_DVD_LU_SEND_KEY1: 1377 memcpy(lp->lsk.key, bp->keychal, sizeof(lp->lsk.key)); 1378 break; 1379 case LINUX_DVD_LU_SEND_CHALLENGE: 1380 memcpy(lp->lsc.chal, bp->keychal, sizeof(lp->lsc.chal)); 1381 break; 1382 case LINUX_DVD_HOST_SEND_KEY2: 1383 lp->type = LINUX_DVD_AUTH_ESTABLISHED; 1384 break; 1385 case LINUX_DVD_LU_SEND_TITLE_KEY: 1386 memcpy(lp->lstk.title_key, bp->keychal, 1387 sizeof(lp->lstk.title_key)); 1388 lp->lstk.cpm = bp->cpm; 1389 lp->lstk.cp_sec = bp->cp_sec; 1390 lp->lstk.cgms = bp->cgms; 1391 break; 1392 case LINUX_DVD_LU_SEND_ASF: 1393 lp->lsasf.asf = bp->asf; 1394 break; 1395 case LINUX_DVD_INVALIDATE_AGID: 1396 break; 1397 case LINUX_DVD_LU_SEND_RPC_STATE: 1398 lp->lrpcs.type = bp->reg_type; 1399 lp->lrpcs.vra = bp->vend_rsts; 1400 lp->lrpcs.ucca = bp->user_rsts; 1401 lp->lrpcs.region_mask = bp->region; 1402 lp->lrpcs.rpc_scheme = bp->rpc_scheme; 1403 break; 1404 case LINUX_DVD_HOST_SEND_RPC_STATE: 1405 break; 1406 default: 1407 return (EINVAL); 1408 } 1409 return (0); 1410 } 1411 1412 static int 1413 linux_ioctl_cdrom(struct thread *td, struct linux_ioctl_args *args) 1414 { 1415 struct file *fp; 1416 int error; 1417 1418 if ((error = fget(td, args->fd, &fp)) != 0) 1419 return (error); 1420 switch (args->cmd & 0xffff) { 1421 1422 case LINUX_CDROMPAUSE: 1423 args->cmd = CDIOCPAUSE; 1424 error = (ioctl(td, (struct ioctl_args *)args)); 1425 break; 1426 1427 case LINUX_CDROMRESUME: 1428 args->cmd = CDIOCRESUME; 1429 error = (ioctl(td, (struct ioctl_args *)args)); 1430 break; 1431 1432 case LINUX_CDROMPLAYMSF: 1433 args->cmd = CDIOCPLAYMSF; 1434 error = (ioctl(td, (struct ioctl_args *)args)); 1435 break; 1436 1437 case LINUX_CDROMPLAYTRKIND: 1438 args->cmd = CDIOCPLAYTRACKS; 1439 error = (ioctl(td, (struct ioctl_args *)args)); 1440 break; 1441 1442 case LINUX_CDROMREADTOCHDR: { 1443 struct ioc_toc_header th; 1444 struct linux_cdrom_tochdr lth; 1445 error = fo_ioctl(fp, CDIOREADTOCHEADER, (caddr_t)&th, 1446 td->td_ucred, td); 1447 if (!error) { 1448 lth.cdth_trk0 = th.starting_track; 1449 lth.cdth_trk1 = th.ending_track; 1450 copyout(<h, (void *)args->arg, sizeof(lth)); 1451 } 1452 break; 1453 } 1454 1455 case LINUX_CDROMREADTOCENTRY: { 1456 struct linux_cdrom_tocentry lte; 1457 struct ioc_read_toc_single_entry irtse; 1458 1459 error = copyin((void *)args->arg, <e, sizeof(lte)); 1460 if (error) 1461 break; 1462 irtse.address_format = lte.cdte_format; 1463 irtse.track = lte.cdte_track; 1464 error = fo_ioctl(fp, CDIOREADTOCENTRY, (caddr_t)&irtse, 1465 td->td_ucred, td); 1466 if (!error) { 1467 lte.cdte_ctrl = irtse.entry.control; 1468 lte.cdte_adr = irtse.entry.addr_type; 1469 bsd_to_linux_msf_lba(irtse.address_format, 1470 &irtse.entry.addr, <e.cdte_addr); 1471 error = copyout(<e, (void *)args->arg, sizeof(lte)); 1472 } 1473 break; 1474 } 1475 1476 case LINUX_CDROMSTOP: 1477 args->cmd = CDIOCSTOP; 1478 error = (ioctl(td, (struct ioctl_args *)args)); 1479 break; 1480 1481 case LINUX_CDROMSTART: 1482 args->cmd = CDIOCSTART; 1483 error = (ioctl(td, (struct ioctl_args *)args)); 1484 break; 1485 1486 case LINUX_CDROMEJECT: 1487 args->cmd = CDIOCEJECT; 1488 error = (ioctl(td, (struct ioctl_args *)args)); 1489 break; 1490 1491 /* LINUX_CDROMVOLCTRL */ 1492 1493 case LINUX_CDROMSUBCHNL: { 1494 struct linux_cdrom_subchnl sc; 1495 struct ioc_read_subchannel bsdsc; 1496 struct cd_sub_channel_info bsdinfo; 1497 1498 bsdsc.address_format = CD_LBA_FORMAT; 1499 bsdsc.data_format = CD_CURRENT_POSITION; 1500 bsdsc.track = 0; 1501 bsdsc.data_len = sizeof(bsdinfo); 1502 bsdsc.data = &bsdinfo; 1503 error = fo_ioctl(fp, CDIOCREADSUBCHANNEL_SYSSPACE, 1504 (caddr_t)&bsdsc, td->td_ucred, td); 1505 if (error) 1506 break; 1507 error = copyin((void *)args->arg, &sc, sizeof(sc)); 1508 if (error) 1509 break; 1510 sc.cdsc_audiostatus = bsdinfo.header.audio_status; 1511 sc.cdsc_adr = bsdinfo.what.position.addr_type; 1512 sc.cdsc_ctrl = bsdinfo.what.position.control; 1513 sc.cdsc_trk = bsdinfo.what.position.track_number; 1514 sc.cdsc_ind = bsdinfo.what.position.index_number; 1515 set_linux_cdrom_addr(&sc.cdsc_absaddr, sc.cdsc_format, 1516 bsdinfo.what.position.absaddr.lba); 1517 set_linux_cdrom_addr(&sc.cdsc_reladdr, sc.cdsc_format, 1518 bsdinfo.what.position.reladdr.lba); 1519 error = copyout(&sc, (void *)args->arg, sizeof(sc)); 1520 break; 1521 } 1522 1523 /* LINUX_CDROMREADMODE2 */ 1524 /* LINUX_CDROMREADMODE1 */ 1525 /* LINUX_CDROMREADAUDIO */ 1526 /* LINUX_CDROMEJECT_SW */ 1527 /* LINUX_CDROMMULTISESSION */ 1528 /* LINUX_CDROM_GET_UPC */ 1529 1530 case LINUX_CDROMRESET: 1531 args->cmd = CDIOCRESET; 1532 error = (ioctl(td, (struct ioctl_args *)args)); 1533 break; 1534 1535 /* LINUX_CDROMVOLREAD */ 1536 /* LINUX_CDROMREADRAW */ 1537 /* LINUX_CDROMREADCOOKED */ 1538 /* LINUX_CDROMSEEK */ 1539 /* LINUX_CDROMPLAYBLK */ 1540 /* LINUX_CDROMREADALL */ 1541 /* LINUX_CDROMCLOSETRAY */ 1542 /* LINUX_CDROMLOADFROMSLOT */ 1543 /* LINUX_CDROMGETSPINDOWN */ 1544 /* LINUX_CDROMSETSPINDOWN */ 1545 /* LINUX_CDROM_SET_OPTIONS */ 1546 /* LINUX_CDROM_CLEAR_OPTIONS */ 1547 /* LINUX_CDROM_SELECT_SPEED */ 1548 /* LINUX_CDROM_SELECT_DISC */ 1549 /* LINUX_CDROM_MEDIA_CHANGED */ 1550 /* LINUX_CDROM_DRIVE_STATUS */ 1551 /* LINUX_CDROM_DISC_STATUS */ 1552 /* LINUX_CDROM_CHANGER_NSLOTS */ 1553 /* LINUX_CDROM_LOCKDOOR */ 1554 /* LINUX_CDROM_DEBUG */ 1555 /* LINUX_CDROM_GET_CAPABILITY */ 1556 /* LINUX_CDROMAUDIOBUFSIZ */ 1557 1558 case LINUX_DVD_READ_STRUCT: { 1559 l_dvd_struct lds; 1560 struct dvd_struct bds; 1561 1562 error = copyin((void *)args->arg, &lds, sizeof(lds)); 1563 if (error) 1564 break; 1565 error = linux_to_bsd_dvd_struct(&lds, &bds); 1566 if (error) 1567 break; 1568 error = fo_ioctl(fp, DVDIOCREADSTRUCTURE, (caddr_t)&bds, 1569 td->td_ucred, td); 1570 if (error) 1571 break; 1572 error = bsd_to_linux_dvd_struct(&bds, &lds); 1573 if (error) 1574 break; 1575 error = copyout(&lds, (void *)args->arg, sizeof(lds)); 1576 break; 1577 } 1578 1579 /* LINUX_DVD_WRITE_STRUCT */ 1580 1581 case LINUX_DVD_AUTH: { 1582 l_dvd_authinfo lda; 1583 struct dvd_authinfo bda; 1584 int bcode; 1585 1586 error = copyin((void *)args->arg, &lda, sizeof(lda)); 1587 if (error) 1588 break; 1589 error = linux_to_bsd_dvd_authinfo(&lda, &bcode, &bda); 1590 if (error) 1591 break; 1592 error = fo_ioctl(fp, bcode, (caddr_t)&bda, td->td_ucred, 1593 td); 1594 if (error) { 1595 if (lda.type == LINUX_DVD_HOST_SEND_KEY2) { 1596 lda.type = LINUX_DVD_AUTH_FAILURE; 1597 copyout(&lda, (void *)args->arg, sizeof(lda)); 1598 } 1599 break; 1600 } 1601 error = bsd_to_linux_dvd_authinfo(&bda, &lda); 1602 if (error) 1603 break; 1604 error = copyout(&lda, (void *)args->arg, sizeof(lda)); 1605 break; 1606 } 1607 1608 /* LINUX_CDROM_SEND_PACKET */ 1609 /* LINUX_CDROM_NEXT_WRITABLE */ 1610 /* LINUX_CDROM_LAST_WRITTEN */ 1611 1612 default: 1613 error = ENOIOCTL; 1614 break; 1615 } 1616 1617 fdrop(fp, td); 1618 return (error); 1619 } 1620 1621 static int 1622 linux_ioctl_vfat(struct thread *td, struct linux_ioctl_args *args) 1623 { 1624 1625 return (ENOTTY); 1626 } 1627 1628 /* 1629 * Sound related ioctls 1630 */ 1631 1632 struct linux_mixer_info { 1633 char id[16]; 1634 char name[32]; 1635 int modify_counter; 1636 int fillers[10]; 1637 }; 1638 1639 struct linux_old_mixer_info { 1640 char id[16]; 1641 char name[32]; 1642 }; 1643 1644 static u_int32_t dirbits[4] = { IOC_VOID, IOC_IN, IOC_OUT, IOC_INOUT }; 1645 1646 #define SETDIR(c) (((c) & ~IOC_DIRMASK) | dirbits[args->cmd >> 30]) 1647 1648 static int 1649 linux_ioctl_sound(struct thread *td, struct linux_ioctl_args *args) 1650 { 1651 1652 switch (args->cmd & 0xffff) { 1653 1654 case LINUX_SOUND_MIXER_WRITE_VOLUME: 1655 args->cmd = SETDIR(SOUND_MIXER_WRITE_VOLUME); 1656 return (ioctl(td, (struct ioctl_args *)args)); 1657 1658 case LINUX_SOUND_MIXER_WRITE_BASS: 1659 args->cmd = SETDIR(SOUND_MIXER_WRITE_BASS); 1660 return (ioctl(td, (struct ioctl_args *)args)); 1661 1662 case LINUX_SOUND_MIXER_WRITE_TREBLE: 1663 args->cmd = SETDIR(SOUND_MIXER_WRITE_TREBLE); 1664 return (ioctl(td, (struct ioctl_args *)args)); 1665 1666 case LINUX_SOUND_MIXER_WRITE_SYNTH: 1667 args->cmd = SETDIR(SOUND_MIXER_WRITE_SYNTH); 1668 return (ioctl(td, (struct ioctl_args *)args)); 1669 1670 case LINUX_SOUND_MIXER_WRITE_PCM: 1671 args->cmd = SETDIR(SOUND_MIXER_WRITE_PCM); 1672 return (ioctl(td, (struct ioctl_args *)args)); 1673 1674 case LINUX_SOUND_MIXER_WRITE_SPEAKER: 1675 args->cmd = SETDIR(SOUND_MIXER_WRITE_SPEAKER); 1676 return (ioctl(td, (struct ioctl_args *)args)); 1677 1678 case LINUX_SOUND_MIXER_WRITE_LINE: 1679 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE); 1680 return (ioctl(td, (struct ioctl_args *)args)); 1681 1682 case LINUX_SOUND_MIXER_WRITE_MIC: 1683 args->cmd = SETDIR(SOUND_MIXER_WRITE_MIC); 1684 return (ioctl(td, (struct ioctl_args *)args)); 1685 1686 case LINUX_SOUND_MIXER_WRITE_CD: 1687 args->cmd = SETDIR(SOUND_MIXER_WRITE_CD); 1688 return (ioctl(td, (struct ioctl_args *)args)); 1689 1690 case LINUX_SOUND_MIXER_WRITE_IMIX: 1691 args->cmd = SETDIR(SOUND_MIXER_WRITE_IMIX); 1692 return (ioctl(td, (struct ioctl_args *)args)); 1693 1694 case LINUX_SOUND_MIXER_WRITE_ALTPCM: 1695 args->cmd = SETDIR(SOUND_MIXER_WRITE_ALTPCM); 1696 return (ioctl(td, (struct ioctl_args *)args)); 1697 1698 case LINUX_SOUND_MIXER_WRITE_RECLEV: 1699 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECLEV); 1700 return (ioctl(td, (struct ioctl_args *)args)); 1701 1702 case LINUX_SOUND_MIXER_WRITE_IGAIN: 1703 args->cmd = SETDIR(SOUND_MIXER_WRITE_IGAIN); 1704 return (ioctl(td, (struct ioctl_args *)args)); 1705 1706 case LINUX_SOUND_MIXER_WRITE_OGAIN: 1707 args->cmd = SETDIR(SOUND_MIXER_WRITE_OGAIN); 1708 return (ioctl(td, (struct ioctl_args *)args)); 1709 1710 case LINUX_SOUND_MIXER_WRITE_LINE1: 1711 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE1); 1712 return (ioctl(td, (struct ioctl_args *)args)); 1713 1714 case LINUX_SOUND_MIXER_WRITE_LINE2: 1715 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE2); 1716 return (ioctl(td, (struct ioctl_args *)args)); 1717 1718 case LINUX_SOUND_MIXER_WRITE_LINE3: 1719 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE3); 1720 return (ioctl(td, (struct ioctl_args *)args)); 1721 1722 case LINUX_SOUND_MIXER_INFO: { 1723 /* Key on encoded length */ 1724 switch ((args->cmd >> 16) & 0x1fff) { 1725 case 0x005c: { /* SOUND_MIXER_INFO */ 1726 struct linux_mixer_info info; 1727 bzero(&info, sizeof(info)); 1728 strncpy(info.id, "OSS", sizeof(info.id) - 1); 1729 strncpy(info.name, "FreeBSD OSS Mixer", sizeof(info.name) - 1); 1730 copyout(&info, (void *)args->arg, sizeof(info)); 1731 break; 1732 } 1733 case 0x0030: { /* SOUND_OLD_MIXER_INFO */ 1734 struct linux_old_mixer_info info; 1735 bzero(&info, sizeof(info)); 1736 strncpy(info.id, "OSS", sizeof(info.id) - 1); 1737 strncpy(info.name, "FreeBSD OSS Mixer", sizeof(info.name) - 1); 1738 copyout(&info, (void *)args->arg, sizeof(info)); 1739 break; 1740 } 1741 default: 1742 return (ENOIOCTL); 1743 } 1744 break; 1745 } 1746 1747 case LINUX_OSS_GETVERSION: { 1748 int version = linux_get_oss_version(td); 1749 return (copyout(&version, (void *)args->arg, sizeof(int))); 1750 } 1751 1752 case LINUX_SOUND_MIXER_READ_STEREODEVS: 1753 args->cmd = SOUND_MIXER_READ_STEREODEVS; 1754 return (ioctl(td, (struct ioctl_args *)args)); 1755 1756 case LINUX_SOUND_MIXER_READ_RECMASK: 1757 args->cmd = SOUND_MIXER_READ_RECMASK; 1758 return (ioctl(td, (struct ioctl_args *)args)); 1759 1760 case LINUX_SOUND_MIXER_READ_DEVMASK: 1761 args->cmd = SOUND_MIXER_READ_DEVMASK; 1762 return (ioctl(td, (struct ioctl_args *)args)); 1763 1764 case LINUX_SOUND_MIXER_WRITE_RECSRC: 1765 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECSRC); 1766 return (ioctl(td, (struct ioctl_args *)args)); 1767 1768 case LINUX_SNDCTL_DSP_RESET: 1769 args->cmd = SNDCTL_DSP_RESET; 1770 return (ioctl(td, (struct ioctl_args *)args)); 1771 1772 case LINUX_SNDCTL_DSP_SYNC: 1773 args->cmd = SNDCTL_DSP_SYNC; 1774 return (ioctl(td, (struct ioctl_args *)args)); 1775 1776 case LINUX_SNDCTL_DSP_SPEED: 1777 args->cmd = SNDCTL_DSP_SPEED; 1778 return (ioctl(td, (struct ioctl_args *)args)); 1779 1780 case LINUX_SNDCTL_DSP_STEREO: 1781 args->cmd = SNDCTL_DSP_STEREO; 1782 return (ioctl(td, (struct ioctl_args *)args)); 1783 1784 case LINUX_SNDCTL_DSP_GETBLKSIZE: /* LINUX_SNDCTL_DSP_SETBLKSIZE */ 1785 args->cmd = SNDCTL_DSP_GETBLKSIZE; 1786 return (ioctl(td, (struct ioctl_args *)args)); 1787 1788 case LINUX_SNDCTL_DSP_SETFMT: 1789 args->cmd = SNDCTL_DSP_SETFMT; 1790 return (ioctl(td, (struct ioctl_args *)args)); 1791 1792 case LINUX_SOUND_PCM_WRITE_CHANNELS: 1793 args->cmd = SOUND_PCM_WRITE_CHANNELS; 1794 return (ioctl(td, (struct ioctl_args *)args)); 1795 1796 case LINUX_SOUND_PCM_WRITE_FILTER: 1797 args->cmd = SOUND_PCM_WRITE_FILTER; 1798 return (ioctl(td, (struct ioctl_args *)args)); 1799 1800 case LINUX_SNDCTL_DSP_POST: 1801 args->cmd = SNDCTL_DSP_POST; 1802 return (ioctl(td, (struct ioctl_args *)args)); 1803 1804 case LINUX_SNDCTL_DSP_SUBDIVIDE: 1805 args->cmd = SNDCTL_DSP_SUBDIVIDE; 1806 return (ioctl(td, (struct ioctl_args *)args)); 1807 1808 case LINUX_SNDCTL_DSP_SETFRAGMENT: 1809 args->cmd = SNDCTL_DSP_SETFRAGMENT; 1810 return (ioctl(td, (struct ioctl_args *)args)); 1811 1812 case LINUX_SNDCTL_DSP_GETFMTS: 1813 args->cmd = SNDCTL_DSP_GETFMTS; 1814 return (ioctl(td, (struct ioctl_args *)args)); 1815 1816 case LINUX_SNDCTL_DSP_GETOSPACE: 1817 args->cmd = SNDCTL_DSP_GETOSPACE; 1818 return (ioctl(td, (struct ioctl_args *)args)); 1819 1820 case LINUX_SNDCTL_DSP_GETISPACE: 1821 args->cmd = SNDCTL_DSP_GETISPACE; 1822 return (ioctl(td, (struct ioctl_args *)args)); 1823 1824 case LINUX_SNDCTL_DSP_NONBLOCK: 1825 args->cmd = SNDCTL_DSP_NONBLOCK; 1826 return (ioctl(td, (struct ioctl_args *)args)); 1827 1828 case LINUX_SNDCTL_DSP_GETCAPS: 1829 args->cmd = SNDCTL_DSP_GETCAPS; 1830 return (ioctl(td, (struct ioctl_args *)args)); 1831 1832 case LINUX_SNDCTL_DSP_SETTRIGGER: /* LINUX_SNDCTL_GETTRIGGER */ 1833 args->cmd = SNDCTL_DSP_SETTRIGGER; 1834 return (ioctl(td, (struct ioctl_args *)args)); 1835 1836 case LINUX_SNDCTL_DSP_GETIPTR: 1837 args->cmd = SNDCTL_DSP_GETIPTR; 1838 return (ioctl(td, (struct ioctl_args *)args)); 1839 1840 case LINUX_SNDCTL_DSP_GETOPTR: 1841 args->cmd = SNDCTL_DSP_GETOPTR; 1842 return (ioctl(td, (struct ioctl_args *)args)); 1843 1844 case LINUX_SNDCTL_DSP_SETDUPLEX: 1845 args->cmd = SNDCTL_DSP_SETDUPLEX; 1846 return (ioctl(td, (struct ioctl_args *)args)); 1847 1848 case LINUX_SNDCTL_DSP_GETODELAY: 1849 args->cmd = SNDCTL_DSP_GETODELAY; 1850 return (ioctl(td, (struct ioctl_args *)args)); 1851 1852 case LINUX_SNDCTL_SEQ_RESET: 1853 args->cmd = SNDCTL_SEQ_RESET; 1854 return (ioctl(td, (struct ioctl_args *)args)); 1855 1856 case LINUX_SNDCTL_SEQ_SYNC: 1857 args->cmd = SNDCTL_SEQ_SYNC; 1858 return (ioctl(td, (struct ioctl_args *)args)); 1859 1860 case LINUX_SNDCTL_SYNTH_INFO: 1861 args->cmd = SNDCTL_SYNTH_INFO; 1862 return (ioctl(td, (struct ioctl_args *)args)); 1863 1864 case LINUX_SNDCTL_SEQ_CTRLRATE: 1865 args->cmd = SNDCTL_SEQ_CTRLRATE; 1866 return (ioctl(td, (struct ioctl_args *)args)); 1867 1868 case LINUX_SNDCTL_SEQ_GETOUTCOUNT: 1869 args->cmd = SNDCTL_SEQ_GETOUTCOUNT; 1870 return (ioctl(td, (struct ioctl_args *)args)); 1871 1872 case LINUX_SNDCTL_SEQ_GETINCOUNT: 1873 args->cmd = SNDCTL_SEQ_GETINCOUNT; 1874 return (ioctl(td, (struct ioctl_args *)args)); 1875 1876 case LINUX_SNDCTL_SEQ_PERCMODE: 1877 args->cmd = SNDCTL_SEQ_PERCMODE; 1878 return (ioctl(td, (struct ioctl_args *)args)); 1879 1880 case LINUX_SNDCTL_FM_LOAD_INSTR: 1881 args->cmd = SNDCTL_FM_LOAD_INSTR; 1882 return (ioctl(td, (struct ioctl_args *)args)); 1883 1884 case LINUX_SNDCTL_SEQ_TESTMIDI: 1885 args->cmd = SNDCTL_SEQ_TESTMIDI; 1886 return (ioctl(td, (struct ioctl_args *)args)); 1887 1888 case LINUX_SNDCTL_SEQ_RESETSAMPLES: 1889 args->cmd = SNDCTL_SEQ_RESETSAMPLES; 1890 return (ioctl(td, (struct ioctl_args *)args)); 1891 1892 case LINUX_SNDCTL_SEQ_NRSYNTHS: 1893 args->cmd = SNDCTL_SEQ_NRSYNTHS; 1894 return (ioctl(td, (struct ioctl_args *)args)); 1895 1896 case LINUX_SNDCTL_SEQ_NRMIDIS: 1897 args->cmd = SNDCTL_SEQ_NRMIDIS; 1898 return (ioctl(td, (struct ioctl_args *)args)); 1899 1900 case LINUX_SNDCTL_MIDI_INFO: 1901 args->cmd = SNDCTL_MIDI_INFO; 1902 return (ioctl(td, (struct ioctl_args *)args)); 1903 1904 case LINUX_SNDCTL_SEQ_TRESHOLD: 1905 args->cmd = SNDCTL_SEQ_TRESHOLD; 1906 return (ioctl(td, (struct ioctl_args *)args)); 1907 1908 case LINUX_SNDCTL_SYNTH_MEMAVL: 1909 args->cmd = SNDCTL_SYNTH_MEMAVL; 1910 return (ioctl(td, (struct ioctl_args *)args)); 1911 1912 } 1913 1914 return (ENOIOCTL); 1915 } 1916 1917 /* 1918 * Console related ioctls 1919 */ 1920 1921 #define ISSIGVALID(sig) ((sig) > 0 && (sig) < NSIG) 1922 1923 static int 1924 linux_ioctl_console(struct thread *td, struct linux_ioctl_args *args) 1925 { 1926 struct file *fp; 1927 int error; 1928 1929 if ((error = fget(td, args->fd, &fp)) != 0) 1930 return (error); 1931 switch (args->cmd & 0xffff) { 1932 1933 case LINUX_KIOCSOUND: 1934 args->cmd = KIOCSOUND; 1935 error = (ioctl(td, (struct ioctl_args *)args)); 1936 break; 1937 1938 case LINUX_KDMKTONE: 1939 args->cmd = KDMKTONE; 1940 error = (ioctl(td, (struct ioctl_args *)args)); 1941 break; 1942 1943 case LINUX_KDGETLED: 1944 args->cmd = KDGETLED; 1945 error = (ioctl(td, (struct ioctl_args *)args)); 1946 break; 1947 1948 case LINUX_KDSETLED: 1949 args->cmd = KDSETLED; 1950 error = (ioctl(td, (struct ioctl_args *)args)); 1951 break; 1952 1953 case LINUX_KDSETMODE: 1954 args->cmd = KDSETMODE; 1955 error = (ioctl(td, (struct ioctl_args *)args)); 1956 break; 1957 1958 case LINUX_KDGETMODE: 1959 args->cmd = KDGETMODE; 1960 error = (ioctl(td, (struct ioctl_args *)args)); 1961 break; 1962 1963 case LINUX_KDGKBMODE: 1964 args->cmd = KDGKBMODE; 1965 error = (ioctl(td, (struct ioctl_args *)args)); 1966 break; 1967 1968 case LINUX_KDSKBMODE: { 1969 int kbdmode; 1970 switch (args->arg) { 1971 case LINUX_KBD_RAW: 1972 kbdmode = K_RAW; 1973 break; 1974 case LINUX_KBD_XLATE: 1975 kbdmode = K_XLATE; 1976 break; 1977 case LINUX_KBD_MEDIUMRAW: 1978 kbdmode = K_RAW; 1979 break; 1980 default: 1981 fdrop(fp, td); 1982 return (EINVAL); 1983 } 1984 error = (fo_ioctl(fp, KDSKBMODE, (caddr_t)&kbdmode, 1985 td->td_ucred, td)); 1986 break; 1987 } 1988 1989 case LINUX_VT_OPENQRY: 1990 args->cmd = VT_OPENQRY; 1991 error = (ioctl(td, (struct ioctl_args *)args)); 1992 break; 1993 1994 case LINUX_VT_GETMODE: 1995 args->cmd = VT_GETMODE; 1996 error = (ioctl(td, (struct ioctl_args *)args)); 1997 break; 1998 1999 case LINUX_VT_SETMODE: { 2000 struct vt_mode mode; 2001 if ((error = copyin((void *)args->arg, &mode, sizeof(mode)))) 2002 break; 2003 if (!ISSIGVALID(mode.frsig) && ISSIGVALID(mode.acqsig)) 2004 mode.frsig = mode.acqsig; 2005 if ((error = copyout(&mode, (void *)args->arg, sizeof(mode)))) 2006 break; 2007 args->cmd = VT_SETMODE; 2008 error = (ioctl(td, (struct ioctl_args *)args)); 2009 break; 2010 } 2011 2012 case LINUX_VT_GETSTATE: 2013 args->cmd = VT_GETACTIVE; 2014 error = (ioctl(td, (struct ioctl_args *)args)); 2015 break; 2016 2017 case LINUX_VT_RELDISP: 2018 args->cmd = VT_RELDISP; 2019 error = (ioctl(td, (struct ioctl_args *)args)); 2020 break; 2021 2022 case LINUX_VT_ACTIVATE: 2023 args->cmd = VT_ACTIVATE; 2024 error = (ioctl(td, (struct ioctl_args *)args)); 2025 break; 2026 2027 case LINUX_VT_WAITACTIVE: 2028 args->cmd = VT_WAITACTIVE; 2029 error = (ioctl(td, (struct ioctl_args *)args)); 2030 break; 2031 2032 default: 2033 error = ENOIOCTL; 2034 break; 2035 } 2036 2037 fdrop(fp, td); 2038 return (error); 2039 } 2040 2041 /* 2042 * Criteria for interface name translation 2043 */ 2044 #define IFP_IS_ETH(ifp) (ifp->if_type == IFT_ETHER) 2045 2046 /* 2047 * Interface function used by linprocfs (at the time of writing). It's not 2048 * used by the Linuxulator itself. 2049 */ 2050 int 2051 linux_ifname(struct ifnet *ifp, char *buffer, size_t buflen) 2052 { 2053 struct ifnet *ifscan; 2054 int ethno; 2055 2056 /* Short-circuit non ethernet interfaces */ 2057 if (!IFP_IS_ETH(ifp)) 2058 return (strlcpy(buffer, ifp->if_xname, buflen)); 2059 2060 /* Determine the (relative) unit number for ethernet interfaces */ 2061 ethno = 0; 2062 IFNET_RLOCK(); 2063 TAILQ_FOREACH(ifscan, &ifnet, if_link) { 2064 if (ifscan == ifp) { 2065 IFNET_RUNLOCK(); 2066 return (snprintf(buffer, buflen, "eth%d", ethno)); 2067 } 2068 if (IFP_IS_ETH(ifscan)) 2069 ethno++; 2070 } 2071 IFNET_RUNLOCK(); 2072 2073 return (0); 2074 } 2075 2076 /* 2077 * Translate a Linux interface name to a FreeBSD interface name, 2078 * and return the associated ifnet structure 2079 * bsdname and lxname need to be least IFNAMSIZ bytes long, but 2080 * can point to the same buffer. 2081 */ 2082 2083 static struct ifnet * 2084 ifname_linux_to_bsd(const char *lxname, char *bsdname) 2085 { 2086 struct ifnet *ifp; 2087 int len, unit; 2088 char *ep; 2089 int is_eth, index; 2090 2091 for (len = 0; len < LINUX_IFNAMSIZ; ++len) 2092 if (!isalpha(lxname[len])) 2093 break; 2094 if (len == 0 || len == LINUX_IFNAMSIZ) 2095 return (NULL); 2096 unit = (int)strtoul(lxname + len, &ep, 10); 2097 if (ep == NULL || ep == lxname + len || ep >= lxname + LINUX_IFNAMSIZ) 2098 return (NULL); 2099 index = 0; 2100 is_eth = (len == 3 && !strncmp(lxname, "eth", len)) ? 1 : 0; 2101 IFNET_RLOCK(); 2102 TAILQ_FOREACH(ifp, &ifnet, if_link) { 2103 /* 2104 * Allow Linux programs to use FreeBSD names. Don't presume 2105 * we never have an interface named "eth", so don't make 2106 * the test optional based on is_eth. 2107 */ 2108 if (strncmp(ifp->if_xname, lxname, LINUX_IFNAMSIZ) == 0) 2109 break; 2110 if (is_eth && IFP_IS_ETH(ifp) && unit == index++) 2111 break; 2112 } 2113 IFNET_RUNLOCK(); 2114 if (ifp != NULL) 2115 strlcpy(bsdname, ifp->if_xname, IFNAMSIZ); 2116 return (ifp); 2117 } 2118 2119 /* 2120 * Implement the SIOCGIFCONF ioctl 2121 */ 2122 2123 static int 2124 linux_ifconf(struct thread *td, struct ifconf *uifc) 2125 { 2126 #ifdef COMPAT_LINUX32 2127 struct l_ifconf ifc; 2128 #else 2129 struct ifconf ifc; 2130 #endif 2131 struct l_ifreq ifr; 2132 struct ifnet *ifp; 2133 struct ifaddr *ifa; 2134 struct sbuf *sb; 2135 int error, ethno, full = 0, valid_len, max_len; 2136 2137 error = copyin(uifc, &ifc, sizeof(ifc)); 2138 if (error != 0) 2139 return (error); 2140 2141 max_len = MAXPHYS - 1; 2142 2143 /* handle the 'request buffer size' case */ 2144 if (ifc.ifc_buf == PTROUT(NULL)) { 2145 ifc.ifc_len = 0; 2146 TAILQ_FOREACH(ifp, &ifnet, if_link) { 2147 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2148 struct sockaddr *sa = ifa->ifa_addr; 2149 if (sa->sa_family == AF_INET) 2150 ifc.ifc_len += sizeof(ifr); 2151 } 2152 } 2153 error = copyout(&ifc, uifc, sizeof(ifc)); 2154 return (error); 2155 } 2156 2157 if (ifc.ifc_len <= 0) 2158 return (EINVAL); 2159 2160 again: 2161 /* Keep track of eth interfaces */ 2162 ethno = 0; 2163 if (ifc.ifc_len <= max_len) { 2164 max_len = ifc.ifc_len; 2165 full = 1; 2166 } 2167 sb = sbuf_new(NULL, NULL, max_len + 1, SBUF_FIXEDLEN); 2168 max_len = 0; 2169 valid_len = 0; 2170 2171 /* Return all AF_INET addresses of all interfaces */ 2172 IFNET_RLOCK(); /* could sleep XXX */ 2173 TAILQ_FOREACH(ifp, &ifnet, if_link) { 2174 int addrs = 0; 2175 2176 bzero(&ifr, sizeof(ifr)); 2177 if (IFP_IS_ETH(ifp)) 2178 snprintf(ifr.ifr_name, LINUX_IFNAMSIZ, "eth%d", 2179 ethno++); 2180 else 2181 strlcpy(ifr.ifr_name, ifp->if_xname, LINUX_IFNAMSIZ); 2182 2183 /* Walk the address list */ 2184 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2185 struct sockaddr *sa = ifa->ifa_addr; 2186 2187 if (sa->sa_family == AF_INET) { 2188 ifr.ifr_addr.sa_family = LINUX_AF_INET; 2189 memcpy(ifr.ifr_addr.sa_data, sa->sa_data, 2190 sizeof(ifr.ifr_addr.sa_data)); 2191 sbuf_bcat(sb, &ifr, sizeof(ifr)); 2192 max_len += sizeof(ifr); 2193 addrs++; 2194 } 2195 2196 if (!sbuf_overflowed(sb)) 2197 valid_len = sbuf_len(sb); 2198 } 2199 if (addrs == 0) { 2200 bzero((caddr_t)&ifr.ifr_addr, sizeof(ifr.ifr_addr)); 2201 sbuf_bcat(sb, &ifr, sizeof(ifr)); 2202 max_len += sizeof(ifr); 2203 2204 if (!sbuf_overflowed(sb)) 2205 valid_len = sbuf_len(sb); 2206 } 2207 } 2208 IFNET_RUNLOCK(); 2209 2210 if (valid_len != max_len && !full) { 2211 sbuf_delete(sb); 2212 goto again; 2213 } 2214 2215 ifc.ifc_len = valid_len; 2216 sbuf_finish(sb); 2217 memcpy(PTRIN(ifc.ifc_buf), sbuf_data(sb), ifc.ifc_len); 2218 error = copyout(&ifc, uifc, sizeof(ifc)); 2219 sbuf_delete(sb); 2220 2221 return (error); 2222 } 2223 2224 static int 2225 linux_gifflags(struct thread *td, struct ifnet *ifp, struct l_ifreq *ifr) 2226 { 2227 l_short flags; 2228 2229 flags = (ifp->if_flags | ifp->if_drv_flags) & 0xffff; 2230 /* these flags have no Linux equivalent */ 2231 flags &= ~(IFF_SMART|IFF_DRV_OACTIVE|IFF_SIMPLEX| 2232 IFF_LINK0|IFF_LINK1|IFF_LINK2); 2233 /* Linux' multicast flag is in a different bit */ 2234 if (flags & IFF_MULTICAST) { 2235 flags &= ~IFF_MULTICAST; 2236 flags |= 0x1000; 2237 } 2238 2239 return (copyout(&flags, &ifr->ifr_flags, sizeof(flags))); 2240 } 2241 2242 #define ARPHRD_ETHER 1 2243 #define ARPHRD_LOOPBACK 772 2244 2245 static int 2246 linux_gifhwaddr(struct ifnet *ifp, struct l_ifreq *ifr) 2247 { 2248 struct ifaddr *ifa; 2249 struct sockaddr_dl *sdl; 2250 struct l_sockaddr lsa; 2251 2252 if (ifp->if_type == IFT_LOOP) { 2253 bzero(&lsa, sizeof(lsa)); 2254 lsa.sa_family = ARPHRD_LOOPBACK; 2255 return (copyout(&lsa, &ifr->ifr_hwaddr, sizeof(lsa))); 2256 } 2257 2258 if (ifp->if_type != IFT_ETHER) 2259 return (ENOENT); 2260 2261 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2262 sdl = (struct sockaddr_dl*)ifa->ifa_addr; 2263 if (sdl != NULL && (sdl->sdl_family == AF_LINK) && 2264 (sdl->sdl_type == IFT_ETHER)) { 2265 bzero(&lsa, sizeof(lsa)); 2266 lsa.sa_family = ARPHRD_ETHER; 2267 bcopy(LLADDR(sdl), lsa.sa_data, LINUX_IFHWADDRLEN); 2268 return (copyout(&lsa, &ifr->ifr_hwaddr, sizeof(lsa))); 2269 } 2270 } 2271 2272 return (ENOENT); 2273 } 2274 2275 /* 2276 * Socket related ioctls 2277 */ 2278 2279 static int 2280 linux_ioctl_socket(struct thread *td, struct linux_ioctl_args *args) 2281 { 2282 char lifname[LINUX_IFNAMSIZ], ifname[IFNAMSIZ]; 2283 struct ifnet *ifp; 2284 struct file *fp; 2285 int error, type; 2286 2287 ifp = NULL; 2288 error = 0; 2289 2290 if ((error = fget(td, args->fd, &fp)) != 0) 2291 return (error); 2292 type = fp->f_type; 2293 fdrop(fp, td); 2294 if (type != DTYPE_SOCKET) { 2295 /* not a socket - probably a tap / vmnet device */ 2296 switch (args->cmd) { 2297 case LINUX_SIOCGIFADDR: 2298 case LINUX_SIOCSIFADDR: 2299 case LINUX_SIOCGIFFLAGS: 2300 return (linux_ioctl_special(td, args)); 2301 default: 2302 return (ENOIOCTL); 2303 } 2304 } 2305 2306 switch (args->cmd & 0xffff) { 2307 2308 case LINUX_FIOGETOWN: 2309 case LINUX_FIOSETOWN: 2310 case LINUX_SIOCADDMULTI: 2311 case LINUX_SIOCATMARK: 2312 case LINUX_SIOCDELMULTI: 2313 case LINUX_SIOCGIFCONF: 2314 case LINUX_SIOCGPGRP: 2315 case LINUX_SIOCSPGRP: 2316 /* these ioctls don't take an interface name */ 2317 #ifdef DEBUG 2318 printf("%s(): ioctl %d\n", __func__, 2319 args->cmd & 0xffff); 2320 #endif 2321 break; 2322 2323 case LINUX_SIOCGIFFLAGS: 2324 case LINUX_SIOCGIFADDR: 2325 case LINUX_SIOCSIFADDR: 2326 case LINUX_SIOCGIFDSTADDR: 2327 case LINUX_SIOCGIFBRDADDR: 2328 case LINUX_SIOCGIFNETMASK: 2329 case LINUX_SIOCSIFNETMASK: 2330 case LINUX_SIOCGIFMTU: 2331 case LINUX_SIOCSIFMTU: 2332 case LINUX_SIOCSIFNAME: 2333 case LINUX_SIOCGIFHWADDR: 2334 case LINUX_SIOCSIFHWADDR: 2335 case LINUX_SIOCDEVPRIVATE: 2336 case LINUX_SIOCDEVPRIVATE+1: 2337 /* copy in the interface name and translate it. */ 2338 error = copyin((void *)args->arg, lifname, LINUX_IFNAMSIZ); 2339 if (error != 0) 2340 return (error); 2341 #ifdef DEBUG 2342 printf("%s(): ioctl %d on %.*s\n", __func__, 2343 args->cmd & 0xffff, LINUX_IFNAMSIZ, lifname); 2344 #endif 2345 ifp = ifname_linux_to_bsd(lifname, ifname); 2346 if (ifp == NULL) 2347 return (EINVAL); 2348 /* 2349 * We need to copy it back out in case we pass the 2350 * request on to our native ioctl(), which will expect 2351 * the ifreq to be in user space and have the correct 2352 * interface name. 2353 */ 2354 error = copyout(ifname, (void *)args->arg, IFNAMSIZ); 2355 if (error != 0) 2356 return (error); 2357 #ifdef DEBUG 2358 printf("%s(): %s translated to %s\n", __func__, 2359 lifname, ifname); 2360 #endif 2361 break; 2362 2363 default: 2364 return (ENOIOCTL); 2365 } 2366 2367 switch (args->cmd & 0xffff) { 2368 2369 case LINUX_FIOSETOWN: 2370 args->cmd = FIOSETOWN; 2371 error = ioctl(td, (struct ioctl_args *)args); 2372 break; 2373 2374 case LINUX_SIOCSPGRP: 2375 args->cmd = SIOCSPGRP; 2376 error = ioctl(td, (struct ioctl_args *)args); 2377 break; 2378 2379 case LINUX_FIOGETOWN: 2380 args->cmd = FIOGETOWN; 2381 error = ioctl(td, (struct ioctl_args *)args); 2382 break; 2383 2384 case LINUX_SIOCGPGRP: 2385 args->cmd = SIOCGPGRP; 2386 error = ioctl(td, (struct ioctl_args *)args); 2387 break; 2388 2389 case LINUX_SIOCATMARK: 2390 args->cmd = SIOCATMARK; 2391 error = ioctl(td, (struct ioctl_args *)args); 2392 break; 2393 2394 /* LINUX_SIOCGSTAMP */ 2395 2396 case LINUX_SIOCGIFCONF: 2397 error = linux_ifconf(td, (struct ifconf *)args->arg); 2398 break; 2399 2400 case LINUX_SIOCGIFFLAGS: 2401 args->cmd = SIOCGIFFLAGS; 2402 error = linux_gifflags(td, ifp, (struct l_ifreq *)args->arg); 2403 break; 2404 2405 case LINUX_SIOCGIFADDR: 2406 args->cmd = OSIOCGIFADDR; 2407 error = ioctl(td, (struct ioctl_args *)args); 2408 break; 2409 2410 case LINUX_SIOCSIFADDR: 2411 /* XXX probably doesn't work, included for completeness */ 2412 args->cmd = SIOCSIFADDR; 2413 error = ioctl(td, (struct ioctl_args *)args); 2414 break; 2415 2416 case LINUX_SIOCGIFDSTADDR: 2417 args->cmd = OSIOCGIFDSTADDR; 2418 error = ioctl(td, (struct ioctl_args *)args); 2419 break; 2420 2421 case LINUX_SIOCGIFBRDADDR: 2422 args->cmd = OSIOCGIFBRDADDR; 2423 error = ioctl(td, (struct ioctl_args *)args); 2424 break; 2425 2426 case LINUX_SIOCGIFNETMASK: 2427 args->cmd = OSIOCGIFNETMASK; 2428 error = ioctl(td, (struct ioctl_args *)args); 2429 break; 2430 2431 case LINUX_SIOCSIFNETMASK: 2432 error = ENOIOCTL; 2433 break; 2434 2435 case LINUX_SIOCGIFMTU: 2436 args->cmd = SIOCGIFMTU; 2437 error = ioctl(td, (struct ioctl_args *)args); 2438 break; 2439 2440 case LINUX_SIOCSIFMTU: 2441 args->cmd = SIOCSIFMTU; 2442 error = ioctl(td, (struct ioctl_args *)args); 2443 break; 2444 2445 case LINUX_SIOCSIFNAME: 2446 error = ENOIOCTL; 2447 break; 2448 2449 case LINUX_SIOCGIFHWADDR: 2450 error = linux_gifhwaddr(ifp, (struct l_ifreq *)args->arg); 2451 break; 2452 2453 case LINUX_SIOCSIFHWADDR: 2454 error = ENOIOCTL; 2455 break; 2456 2457 case LINUX_SIOCADDMULTI: 2458 args->cmd = SIOCADDMULTI; 2459 error = ioctl(td, (struct ioctl_args *)args); 2460 break; 2461 2462 case LINUX_SIOCDELMULTI: 2463 args->cmd = SIOCDELMULTI; 2464 error = ioctl(td, (struct ioctl_args *)args); 2465 break; 2466 2467 /* 2468 * XXX This is slightly bogus, but these ioctls are currently 2469 * XXX only used by the aironet (if_an) network driver. 2470 */ 2471 case LINUX_SIOCDEVPRIVATE: 2472 args->cmd = SIOCGPRIVATE_0; 2473 error = ioctl(td, (struct ioctl_args *)args); 2474 break; 2475 2476 case LINUX_SIOCDEVPRIVATE+1: 2477 args->cmd = SIOCGPRIVATE_1; 2478 error = ioctl(td, (struct ioctl_args *)args); 2479 break; 2480 } 2481 2482 if (ifp != NULL) 2483 /* restore the original interface name */ 2484 copyout(lifname, (void *)args->arg, LINUX_IFNAMSIZ); 2485 2486 #ifdef DEBUG 2487 printf("%s(): returning %d\n", __func__, error); 2488 #endif 2489 return (error); 2490 } 2491 2492 /* 2493 * Device private ioctl handler 2494 */ 2495 static int 2496 linux_ioctl_private(struct thread *td, struct linux_ioctl_args *args) 2497 { 2498 struct file *fp; 2499 int error, type; 2500 2501 if ((error = fget(td, args->fd, &fp)) != 0) 2502 return (error); 2503 type = fp->f_type; 2504 fdrop(fp, td); 2505 if (type == DTYPE_SOCKET) 2506 return (linux_ioctl_socket(td, args)); 2507 return (ENOIOCTL); 2508 } 2509 2510 /* 2511 * DRM ioctl handler (sys/dev/drm) 2512 */ 2513 static int 2514 linux_ioctl_drm(struct thread *td, struct linux_ioctl_args *args) 2515 { 2516 args->cmd = SETDIR(args->cmd); 2517 return ioctl(td, (struct ioctl_args *)args); 2518 } 2519 2520 /* 2521 * Special ioctl handler 2522 */ 2523 static int 2524 linux_ioctl_special(struct thread *td, struct linux_ioctl_args *args) 2525 { 2526 int error; 2527 2528 switch (args->cmd) { 2529 case LINUX_SIOCGIFADDR: 2530 args->cmd = SIOCGIFADDR; 2531 error = ioctl(td, (struct ioctl_args *)args); 2532 break; 2533 case LINUX_SIOCSIFADDR: 2534 args->cmd = SIOCSIFADDR; 2535 error = ioctl(td, (struct ioctl_args *)args); 2536 break; 2537 case LINUX_SIOCGIFFLAGS: 2538 args->cmd = SIOCGIFFLAGS; 2539 error = ioctl(td, (struct ioctl_args *)args); 2540 break; 2541 default: 2542 error = ENOIOCTL; 2543 } 2544 2545 return (error); 2546 } 2547 2548 /* 2549 * main ioctl syscall function 2550 */ 2551 2552 int 2553 linux_ioctl(struct thread *td, struct linux_ioctl_args *args) 2554 { 2555 struct file *fp; 2556 struct handler_element *he; 2557 int error, cmd; 2558 2559 #ifdef DEBUG 2560 if (ldebug(ioctl)) 2561 printf(ARGS(ioctl, "%d, %04lx, *"), args->fd, 2562 (unsigned long)args->cmd); 2563 #endif 2564 2565 if ((error = fget(td, args->fd, &fp)) != 0) 2566 return (error); 2567 if ((fp->f_flag & (FREAD|FWRITE)) == 0) { 2568 fdrop(fp, td); 2569 return (EBADF); 2570 } 2571 2572 /* Iterate over the ioctl handlers */ 2573 cmd = args->cmd & 0xffff; 2574 TAILQ_FOREACH(he, &handlers, list) { 2575 if (cmd >= he->low && cmd <= he->high) { 2576 error = (*he->func)(td, args); 2577 if (error != ENOIOCTL) { 2578 fdrop(fp, td); 2579 return (error); 2580 } 2581 } 2582 } 2583 fdrop(fp, td); 2584 2585 linux_msg(td, "ioctl fd=%d, cmd=0x%x ('%c',%d) is not implemented", 2586 args->fd, (int)(args->cmd & 0xffff), 2587 (int)(args->cmd & 0xff00) >> 8, (int)(args->cmd & 0xff)); 2588 2589 return (EINVAL); 2590 } 2591 2592 int 2593 linux_ioctl_register_handler(struct linux_ioctl_handler *h) 2594 { 2595 struct handler_element *he, *cur; 2596 2597 if (h == NULL || h->func == NULL) 2598 return (EINVAL); 2599 2600 /* 2601 * Reuse the element if the handler is already on the list, otherwise 2602 * create a new element. 2603 */ 2604 TAILQ_FOREACH(he, &handlers, list) { 2605 if (he->func == h->func) 2606 break; 2607 } 2608 if (he == NULL) { 2609 MALLOC(he, struct handler_element *, sizeof(*he), 2610 M_LINUX, M_WAITOK); 2611 he->func = h->func; 2612 } else 2613 TAILQ_REMOVE(&handlers, he, list); 2614 2615 /* Initialize range information. */ 2616 he->low = h->low; 2617 he->high = h->high; 2618 he->span = h->high - h->low + 1; 2619 2620 /* Add the element to the list, sorted on span. */ 2621 TAILQ_FOREACH(cur, &handlers, list) { 2622 if (cur->span > he->span) { 2623 TAILQ_INSERT_BEFORE(cur, he, list); 2624 return (0); 2625 } 2626 } 2627 TAILQ_INSERT_TAIL(&handlers, he, list); 2628 2629 return (0); 2630 } 2631 2632 int 2633 linux_ioctl_unregister_handler(struct linux_ioctl_handler *h) 2634 { 2635 struct handler_element *he; 2636 2637 if (h == NULL || h->func == NULL) 2638 return (EINVAL); 2639 2640 TAILQ_FOREACH(he, &handlers, list) { 2641 if (he->func == h->func) { 2642 TAILQ_REMOVE(&handlers, he, list); 2643 FREE(he, M_LINUX); 2644 return (0); 2645 } 2646 } 2647 2648 return (EINVAL); 2649 }
Cache object: 92f9f0c725ac2ca00955b6f8c40c5714
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