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