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/kernel.h> 47 #include <sys/linker_set.h> 48 #include <sys/lock.h> 49 #include <sys/malloc.h> 50 #include <sys/proc.h> 51 #include <sys/sbuf.h> 52 #include <sys/socket.h> 53 #include <sys/sockio.h> 54 #include <sys/soundcard.h> 55 #include <sys/stdint.h> 56 #include <sys/sx.h> 57 #include <sys/tty.h> 58 #include <sys/uio.h> 59 #include <net/if.h> 60 #include <net/if_dl.h> 61 #include <net/if_types.h> 62 63 #include "opt_compat.h" 64 65 #ifdef COMPAT_LINUX32 66 #include <machine/../linux32/linux.h> 67 #include <machine/../linux32/linux32_proto.h> 68 #else 69 #include <machine/../linux/linux.h> 70 #include <machine/../linux/linux_proto.h> 71 #endif 72 73 #include <compat/linux/linux_ioctl.h> 74 #include <compat/linux/linux_mib.h> 75 #include <compat/linux/linux_util.h> 76 77 CTASSERT(LINUX_IFNAMSIZ == IFNAMSIZ); 78 79 static linux_ioctl_function_t linux_ioctl_cdrom; 80 static linux_ioctl_function_t linux_ioctl_vfat; 81 static linux_ioctl_function_t linux_ioctl_console; 82 static linux_ioctl_function_t linux_ioctl_hdio; 83 static linux_ioctl_function_t linux_ioctl_disk; 84 static linux_ioctl_function_t linux_ioctl_socket; 85 static linux_ioctl_function_t linux_ioctl_sound; 86 static linux_ioctl_function_t linux_ioctl_termio; 87 static linux_ioctl_function_t linux_ioctl_private; 88 static linux_ioctl_function_t linux_ioctl_drm; 89 static linux_ioctl_function_t linux_ioctl_sg; 90 static linux_ioctl_function_t linux_ioctl_special; 91 92 static struct linux_ioctl_handler cdrom_handler = 93 { linux_ioctl_cdrom, LINUX_IOCTL_CDROM_MIN, LINUX_IOCTL_CDROM_MAX }; 94 static struct linux_ioctl_handler vfat_handler = 95 { linux_ioctl_vfat, LINUX_IOCTL_VFAT_MIN, LINUX_IOCTL_VFAT_MAX }; 96 static struct linux_ioctl_handler console_handler = 97 { linux_ioctl_console, LINUX_IOCTL_CONSOLE_MIN, LINUX_IOCTL_CONSOLE_MAX }; 98 static struct linux_ioctl_handler hdio_handler = 99 { linux_ioctl_hdio, LINUX_IOCTL_HDIO_MIN, LINUX_IOCTL_HDIO_MAX }; 100 static struct linux_ioctl_handler disk_handler = 101 { linux_ioctl_disk, LINUX_IOCTL_DISK_MIN, LINUX_IOCTL_DISK_MAX }; 102 static struct linux_ioctl_handler socket_handler = 103 { linux_ioctl_socket, LINUX_IOCTL_SOCKET_MIN, LINUX_IOCTL_SOCKET_MAX }; 104 static struct linux_ioctl_handler sound_handler = 105 { linux_ioctl_sound, LINUX_IOCTL_SOUND_MIN, LINUX_IOCTL_SOUND_MAX }; 106 static struct linux_ioctl_handler termio_handler = 107 { linux_ioctl_termio, LINUX_IOCTL_TERMIO_MIN, LINUX_IOCTL_TERMIO_MAX }; 108 static struct linux_ioctl_handler private_handler = 109 { linux_ioctl_private, LINUX_IOCTL_PRIVATE_MIN, LINUX_IOCTL_PRIVATE_MAX }; 110 static struct linux_ioctl_handler drm_handler = 111 { linux_ioctl_drm, LINUX_IOCTL_DRM_MIN, LINUX_IOCTL_DRM_MAX }; 112 static struct linux_ioctl_handler sg_handler = 113 { linux_ioctl_sg, LINUX_IOCTL_SG_MIN, LINUX_IOCTL_SG_MAX }; 114 115 DATA_SET(linux_ioctl_handler_set, cdrom_handler); 116 DATA_SET(linux_ioctl_handler_set, vfat_handler); 117 DATA_SET(linux_ioctl_handler_set, console_handler); 118 DATA_SET(linux_ioctl_handler_set, hdio_handler); 119 DATA_SET(linux_ioctl_handler_set, disk_handler); 120 DATA_SET(linux_ioctl_handler_set, socket_handler); 121 DATA_SET(linux_ioctl_handler_set, sound_handler); 122 DATA_SET(linux_ioctl_handler_set, termio_handler); 123 DATA_SET(linux_ioctl_handler_set, private_handler); 124 DATA_SET(linux_ioctl_handler_set, drm_handler); 125 DATA_SET(linux_ioctl_handler_set, sg_handler); 126 127 struct handler_element 128 { 129 TAILQ_ENTRY(handler_element) list; 130 int (*func)(struct thread *, struct linux_ioctl_args *); 131 int low, high, span; 132 }; 133 134 static TAILQ_HEAD(, handler_element) handlers = 135 TAILQ_HEAD_INITIALIZER(handlers); 136 static struct sx linux_ioctl_sx; 137 SX_SYSINIT(linux_ioctl, &linux_ioctl_sx, "linux ioctl handlers"); 138 139 /* 140 * hdio related ioctls for VMWare support 141 */ 142 143 struct linux_hd_geometry { 144 u_int8_t heads; 145 u_int8_t sectors; 146 u_int16_t cylinders; 147 u_int32_t start; 148 }; 149 150 struct linux_hd_big_geometry { 151 u_int8_t heads; 152 u_int8_t sectors; 153 u_int32_t cylinders; 154 u_int32_t start; 155 }; 156 157 static int 158 linux_ioctl_hdio(struct thread *td, struct linux_ioctl_args *args) 159 { 160 struct file *fp; 161 int error; 162 u_int sectorsize, fwcylinders, fwheads, fwsectors; 163 off_t mediasize, bytespercyl; 164 165 if ((error = fget(td, args->fd, &fp)) != 0) 166 return (error); 167 switch (args->cmd & 0xffff) { 168 case LINUX_HDIO_GET_GEO: 169 case LINUX_HDIO_GET_GEO_BIG: 170 error = fo_ioctl(fp, DIOCGMEDIASIZE, 171 (caddr_t)&mediasize, td->td_ucred, td); 172 if (!error) 173 error = fo_ioctl(fp, DIOCGSECTORSIZE, 174 (caddr_t)§orsize, td->td_ucred, td); 175 if (!error) 176 error = fo_ioctl(fp, DIOCGFWHEADS, 177 (caddr_t)&fwheads, td->td_ucred, td); 178 if (!error) 179 error = fo_ioctl(fp, DIOCGFWSECTORS, 180 (caddr_t)&fwsectors, td->td_ucred, td); 181 /* 182 * XXX: DIOCGFIRSTOFFSET is not yet implemented, so 183 * so pretend that GEOM always says 0. This is NOT VALID 184 * for slices or partitions, only the per-disk raw devices. 185 */ 186 187 fdrop(fp, td); 188 if (error) 189 return (error); 190 /* 191 * 1. Calculate the number of bytes in a cylinder, 192 * given the firmware's notion of heads and sectors 193 * per cylinder. 194 * 2. Calculate the number of cylinders, given the total 195 * size of the media. 196 * All internal calculations should have 64-bit precision. 197 */ 198 bytespercyl = (off_t) sectorsize * fwheads * fwsectors; 199 fwcylinders = mediasize / bytespercyl; 200 #if defined(DEBUG) 201 linux_msg(td, "HDIO_GET_GEO: mediasize %jd, c/h/s %d/%d/%d, " 202 "bpc %jd", 203 (intmax_t)mediasize, fwcylinders, fwheads, fwsectors, 204 (intmax_t)bytespercyl); 205 #endif 206 if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO) { 207 struct linux_hd_geometry hdg; 208 209 hdg.cylinders = fwcylinders; 210 hdg.heads = fwheads; 211 hdg.sectors = fwsectors; 212 hdg.start = 0; 213 error = copyout(&hdg, (void *)args->arg, sizeof(hdg)); 214 } else if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO_BIG) { 215 struct linux_hd_big_geometry hdbg; 216 217 hdbg.cylinders = fwcylinders; 218 hdbg.heads = fwheads; 219 hdbg.sectors = fwsectors; 220 hdbg.start = 0; 221 error = copyout(&hdbg, (void *)args->arg, sizeof(hdbg)); 222 } 223 return (error); 224 break; 225 default: 226 /* XXX */ 227 linux_msg(td, 228 "ioctl fd=%d, cmd=0x%x ('%c',%d) is not implemented", 229 args->fd, (int)(args->cmd & 0xffff), 230 (int)(args->cmd & 0xff00) >> 8, 231 (int)(args->cmd & 0xff)); 232 break; 233 } 234 fdrop(fp, td); 235 return (ENOIOCTL); 236 } 237 238 static int 239 linux_ioctl_disk(struct thread *td, struct linux_ioctl_args *args) 240 { 241 struct file *fp; 242 int error; 243 u_int sectorsize; 244 off_t mediasize; 245 246 if ((error = fget(td, args->fd, &fp)) != 0) 247 return (error); 248 switch (args->cmd & 0xffff) { 249 case LINUX_BLKGETSIZE: 250 error = fo_ioctl(fp, DIOCGSECTORSIZE, 251 (caddr_t)§orsize, td->td_ucred, td); 252 if (!error) 253 error = fo_ioctl(fp, DIOCGMEDIASIZE, 254 (caddr_t)&mediasize, td->td_ucred, td); 255 fdrop(fp, td); 256 if (error) 257 return (error); 258 sectorsize = mediasize / sectorsize; 259 /* 260 * XXX: How do we know we return the right size of integer ? 261 */ 262 return (copyout(§orsize, (void *)args->arg, 263 sizeof(sectorsize))); 264 break; 265 } 266 fdrop(fp, td); 267 return (ENOIOCTL); 268 } 269 270 /* 271 * termio related ioctls 272 */ 273 274 struct linux_termio { 275 unsigned short c_iflag; 276 unsigned short c_oflag; 277 unsigned short c_cflag; 278 unsigned short c_lflag; 279 unsigned char c_line; 280 unsigned char c_cc[LINUX_NCC]; 281 }; 282 283 struct linux_termios { 284 unsigned int c_iflag; 285 unsigned int c_oflag; 286 unsigned int c_cflag; 287 unsigned int c_lflag; 288 unsigned char c_line; 289 unsigned char c_cc[LINUX_NCCS]; 290 }; 291 292 struct linux_winsize { 293 unsigned short ws_row, ws_col; 294 unsigned short ws_xpixel, ws_ypixel; 295 }; 296 297 static struct speedtab sptab[] = { 298 { B0, LINUX_B0 }, { B50, LINUX_B50 }, 299 { B75, LINUX_B75 }, { B110, LINUX_B110 }, 300 { B134, LINUX_B134 }, { B150, LINUX_B150 }, 301 { B200, LINUX_B200 }, { B300, LINUX_B300 }, 302 { B600, LINUX_B600 }, { B1200, LINUX_B1200 }, 303 { B1800, LINUX_B1800 }, { B2400, LINUX_B2400 }, 304 { B4800, LINUX_B4800 }, { B9600, LINUX_B9600 }, 305 { B19200, LINUX_B19200 }, { B38400, LINUX_B38400 }, 306 { B57600, LINUX_B57600 }, { B115200, LINUX_B115200 }, 307 {-1, -1 } 308 }; 309 310 struct linux_serial_struct { 311 int type; 312 int line; 313 int port; 314 int irq; 315 int flags; 316 int xmit_fifo_size; 317 int custom_divisor; 318 int baud_base; 319 unsigned short close_delay; 320 char reserved_char[2]; 321 int hub6; 322 unsigned short closing_wait; 323 unsigned short closing_wait2; 324 int reserved[4]; 325 }; 326 327 static int 328 linux_to_bsd_speed(int code, struct speedtab *table) 329 { 330 for ( ; table->sp_code != -1; table++) 331 if (table->sp_code == code) 332 return (table->sp_speed); 333 return -1; 334 } 335 336 static int 337 bsd_to_linux_speed(int speed, struct speedtab *table) 338 { 339 for ( ; table->sp_speed != -1; table++) 340 if (table->sp_speed == speed) 341 return (table->sp_code); 342 return -1; 343 } 344 345 static void 346 bsd_to_linux_termios(struct termios *bios, struct linux_termios *lios) 347 { 348 int i; 349 350 #ifdef DEBUG 351 if (ldebug(ioctl)) { 352 printf("LINUX: BSD termios structure (input):\n"); 353 printf("i=%08x o=%08x c=%08x l=%08x ispeed=%d ospeed=%d\n", 354 bios->c_iflag, bios->c_oflag, bios->c_cflag, bios->c_lflag, 355 bios->c_ispeed, bios->c_ospeed); 356 printf("c_cc "); 357 for (i=0; i<NCCS; i++) 358 printf("%02x ", bios->c_cc[i]); 359 printf("\n"); 360 } 361 #endif 362 363 lios->c_iflag = 0; 364 if (bios->c_iflag & IGNBRK) 365 lios->c_iflag |= LINUX_IGNBRK; 366 if (bios->c_iflag & BRKINT) 367 lios->c_iflag |= LINUX_BRKINT; 368 if (bios->c_iflag & IGNPAR) 369 lios->c_iflag |= LINUX_IGNPAR; 370 if (bios->c_iflag & PARMRK) 371 lios->c_iflag |= LINUX_PARMRK; 372 if (bios->c_iflag & INPCK) 373 lios->c_iflag |= LINUX_INPCK; 374 if (bios->c_iflag & ISTRIP) 375 lios->c_iflag |= LINUX_ISTRIP; 376 if (bios->c_iflag & INLCR) 377 lios->c_iflag |= LINUX_INLCR; 378 if (bios->c_iflag & IGNCR) 379 lios->c_iflag |= LINUX_IGNCR; 380 if (bios->c_iflag & ICRNL) 381 lios->c_iflag |= LINUX_ICRNL; 382 if (bios->c_iflag & IXON) 383 lios->c_iflag |= LINUX_IXON; 384 if (bios->c_iflag & IXANY) 385 lios->c_iflag |= LINUX_IXANY; 386 if (bios->c_iflag & IXOFF) 387 lios->c_iflag |= LINUX_IXOFF; 388 if (bios->c_iflag & IMAXBEL) 389 lios->c_iflag |= LINUX_IMAXBEL; 390 391 lios->c_oflag = 0; 392 if (bios->c_oflag & OPOST) 393 lios->c_oflag |= LINUX_OPOST; 394 if (bios->c_oflag & ONLCR) 395 lios->c_oflag |= LINUX_ONLCR; 396 if (bios->c_oflag & OXTABS) 397 lios->c_oflag |= LINUX_XTABS; 398 399 lios->c_cflag = bsd_to_linux_speed(bios->c_ispeed, sptab); 400 lios->c_cflag |= (bios->c_cflag & CSIZE) >> 4; 401 if (bios->c_cflag & CSTOPB) 402 lios->c_cflag |= LINUX_CSTOPB; 403 if (bios->c_cflag & CREAD) 404 lios->c_cflag |= LINUX_CREAD; 405 if (bios->c_cflag & PARENB) 406 lios->c_cflag |= LINUX_PARENB; 407 if (bios->c_cflag & PARODD) 408 lios->c_cflag |= LINUX_PARODD; 409 if (bios->c_cflag & HUPCL) 410 lios->c_cflag |= LINUX_HUPCL; 411 if (bios->c_cflag & CLOCAL) 412 lios->c_cflag |= LINUX_CLOCAL; 413 if (bios->c_cflag & CRTSCTS) 414 lios->c_cflag |= LINUX_CRTSCTS; 415 416 lios->c_lflag = 0; 417 if (bios->c_lflag & ISIG) 418 lios->c_lflag |= LINUX_ISIG; 419 if (bios->c_lflag & ICANON) 420 lios->c_lflag |= LINUX_ICANON; 421 if (bios->c_lflag & ECHO) 422 lios->c_lflag |= LINUX_ECHO; 423 if (bios->c_lflag & ECHOE) 424 lios->c_lflag |= LINUX_ECHOE; 425 if (bios->c_lflag & ECHOK) 426 lios->c_lflag |= LINUX_ECHOK; 427 if (bios->c_lflag & ECHONL) 428 lios->c_lflag |= LINUX_ECHONL; 429 if (bios->c_lflag & NOFLSH) 430 lios->c_lflag |= LINUX_NOFLSH; 431 if (bios->c_lflag & TOSTOP) 432 lios->c_lflag |= LINUX_TOSTOP; 433 if (bios->c_lflag & ECHOCTL) 434 lios->c_lflag |= LINUX_ECHOCTL; 435 if (bios->c_lflag & ECHOPRT) 436 lios->c_lflag |= LINUX_ECHOPRT; 437 if (bios->c_lflag & ECHOKE) 438 lios->c_lflag |= LINUX_ECHOKE; 439 if (bios->c_lflag & FLUSHO) 440 lios->c_lflag |= LINUX_FLUSHO; 441 if (bios->c_lflag & PENDIN) 442 lios->c_lflag |= LINUX_PENDIN; 443 if (bios->c_lflag & IEXTEN) 444 lios->c_lflag |= LINUX_IEXTEN; 445 446 for (i=0; i<LINUX_NCCS; i++) 447 lios->c_cc[i] = LINUX_POSIX_VDISABLE; 448 lios->c_cc[LINUX_VINTR] = bios->c_cc[VINTR]; 449 lios->c_cc[LINUX_VQUIT] = bios->c_cc[VQUIT]; 450 lios->c_cc[LINUX_VERASE] = bios->c_cc[VERASE]; 451 lios->c_cc[LINUX_VKILL] = bios->c_cc[VKILL]; 452 lios->c_cc[LINUX_VEOF] = bios->c_cc[VEOF]; 453 lios->c_cc[LINUX_VEOL] = bios->c_cc[VEOL]; 454 lios->c_cc[LINUX_VMIN] = bios->c_cc[VMIN]; 455 lios->c_cc[LINUX_VTIME] = bios->c_cc[VTIME]; 456 lios->c_cc[LINUX_VEOL2] = bios->c_cc[VEOL2]; 457 lios->c_cc[LINUX_VSUSP] = bios->c_cc[VSUSP]; 458 lios->c_cc[LINUX_VSTART] = bios->c_cc[VSTART]; 459 lios->c_cc[LINUX_VSTOP] = bios->c_cc[VSTOP]; 460 lios->c_cc[LINUX_VREPRINT] = bios->c_cc[VREPRINT]; 461 lios->c_cc[LINUX_VDISCARD] = bios->c_cc[VDISCARD]; 462 lios->c_cc[LINUX_VWERASE] = bios->c_cc[VWERASE]; 463 lios->c_cc[LINUX_VLNEXT] = bios->c_cc[VLNEXT]; 464 465 for (i=0; i<LINUX_NCCS; i++) { 466 if (i != LINUX_VMIN && i != LINUX_VTIME && 467 lios->c_cc[i] == _POSIX_VDISABLE) 468 lios->c_cc[i] = LINUX_POSIX_VDISABLE; 469 } 470 lios->c_line = 0; 471 472 #ifdef DEBUG 473 if (ldebug(ioctl)) { 474 printf("LINUX: LINUX termios structure (output):\n"); 475 printf("i=%08x o=%08x c=%08x l=%08x line=%d\n", 476 lios->c_iflag, lios->c_oflag, lios->c_cflag, 477 lios->c_lflag, (int)lios->c_line); 478 printf("c_cc "); 479 for (i=0; i<LINUX_NCCS; i++) 480 printf("%02x ", lios->c_cc[i]); 481 printf("\n"); 482 } 483 #endif 484 } 485 486 static void 487 linux_to_bsd_termios(struct linux_termios *lios, struct termios *bios) 488 { 489 int i; 490 491 #ifdef DEBUG 492 if (ldebug(ioctl)) { 493 printf("LINUX: LINUX termios structure (input):\n"); 494 printf("i=%08x o=%08x c=%08x l=%08x line=%d\n", 495 lios->c_iflag, lios->c_oflag, lios->c_cflag, 496 lios->c_lflag, (int)lios->c_line); 497 printf("c_cc "); 498 for (i=0; i<LINUX_NCCS; i++) 499 printf("%02x ", lios->c_cc[i]); 500 printf("\n"); 501 } 502 #endif 503 504 bios->c_iflag = 0; 505 if (lios->c_iflag & LINUX_IGNBRK) 506 bios->c_iflag |= IGNBRK; 507 if (lios->c_iflag & LINUX_BRKINT) 508 bios->c_iflag |= BRKINT; 509 if (lios->c_iflag & LINUX_IGNPAR) 510 bios->c_iflag |= IGNPAR; 511 if (lios->c_iflag & LINUX_PARMRK) 512 bios->c_iflag |= PARMRK; 513 if (lios->c_iflag & LINUX_INPCK) 514 bios->c_iflag |= INPCK; 515 if (lios->c_iflag & LINUX_ISTRIP) 516 bios->c_iflag |= ISTRIP; 517 if (lios->c_iflag & LINUX_INLCR) 518 bios->c_iflag |= INLCR; 519 if (lios->c_iflag & LINUX_IGNCR) 520 bios->c_iflag |= IGNCR; 521 if (lios->c_iflag & LINUX_ICRNL) 522 bios->c_iflag |= ICRNL; 523 if (lios->c_iflag & LINUX_IXON) 524 bios->c_iflag |= IXON; 525 if (lios->c_iflag & LINUX_IXANY) 526 bios->c_iflag |= IXANY; 527 if (lios->c_iflag & LINUX_IXOFF) 528 bios->c_iflag |= IXOFF; 529 if (lios->c_iflag & LINUX_IMAXBEL) 530 bios->c_iflag |= IMAXBEL; 531 532 bios->c_oflag = 0; 533 if (lios->c_oflag & LINUX_OPOST) 534 bios->c_oflag |= OPOST; 535 if (lios->c_oflag & LINUX_ONLCR) 536 bios->c_oflag |= ONLCR; 537 if (lios->c_oflag & LINUX_XTABS) 538 bios->c_oflag |= OXTABS; 539 540 bios->c_cflag = (lios->c_cflag & LINUX_CSIZE) << 4; 541 if (lios->c_cflag & LINUX_CSTOPB) 542 bios->c_cflag |= CSTOPB; 543 if (lios->c_cflag & LINUX_CREAD) 544 bios->c_cflag |= CREAD; 545 if (lios->c_cflag & LINUX_PARENB) 546 bios->c_cflag |= PARENB; 547 if (lios->c_cflag & LINUX_PARODD) 548 bios->c_cflag |= PARODD; 549 if (lios->c_cflag & LINUX_HUPCL) 550 bios->c_cflag |= HUPCL; 551 if (lios->c_cflag & LINUX_CLOCAL) 552 bios->c_cflag |= CLOCAL; 553 if (lios->c_cflag & LINUX_CRTSCTS) 554 bios->c_cflag |= CRTSCTS; 555 556 bios->c_lflag = 0; 557 if (lios->c_lflag & LINUX_ISIG) 558 bios->c_lflag |= ISIG; 559 if (lios->c_lflag & LINUX_ICANON) 560 bios->c_lflag |= ICANON; 561 if (lios->c_lflag & LINUX_ECHO) 562 bios->c_lflag |= ECHO; 563 if (lios->c_lflag & LINUX_ECHOE) 564 bios->c_lflag |= ECHOE; 565 if (lios->c_lflag & LINUX_ECHOK) 566 bios->c_lflag |= ECHOK; 567 if (lios->c_lflag & LINUX_ECHONL) 568 bios->c_lflag |= ECHONL; 569 if (lios->c_lflag & LINUX_NOFLSH) 570 bios->c_lflag |= NOFLSH; 571 if (lios->c_lflag & LINUX_TOSTOP) 572 bios->c_lflag |= TOSTOP; 573 if (lios->c_lflag & LINUX_ECHOCTL) 574 bios->c_lflag |= ECHOCTL; 575 if (lios->c_lflag & LINUX_ECHOPRT) 576 bios->c_lflag |= ECHOPRT; 577 if (lios->c_lflag & LINUX_ECHOKE) 578 bios->c_lflag |= ECHOKE; 579 if (lios->c_lflag & LINUX_FLUSHO) 580 bios->c_lflag |= FLUSHO; 581 if (lios->c_lflag & LINUX_PENDIN) 582 bios->c_lflag |= PENDIN; 583 if (lios->c_lflag & LINUX_IEXTEN) 584 bios->c_lflag |= IEXTEN; 585 586 for (i=0; i<NCCS; i++) 587 bios->c_cc[i] = _POSIX_VDISABLE; 588 bios->c_cc[VINTR] = lios->c_cc[LINUX_VINTR]; 589 bios->c_cc[VQUIT] = lios->c_cc[LINUX_VQUIT]; 590 bios->c_cc[VERASE] = lios->c_cc[LINUX_VERASE]; 591 bios->c_cc[VKILL] = lios->c_cc[LINUX_VKILL]; 592 bios->c_cc[VEOF] = lios->c_cc[LINUX_VEOF]; 593 bios->c_cc[VEOL] = lios->c_cc[LINUX_VEOL]; 594 bios->c_cc[VMIN] = lios->c_cc[LINUX_VMIN]; 595 bios->c_cc[VTIME] = lios->c_cc[LINUX_VTIME]; 596 bios->c_cc[VEOL2] = lios->c_cc[LINUX_VEOL2]; 597 bios->c_cc[VSUSP] = lios->c_cc[LINUX_VSUSP]; 598 bios->c_cc[VSTART] = lios->c_cc[LINUX_VSTART]; 599 bios->c_cc[VSTOP] = lios->c_cc[LINUX_VSTOP]; 600 bios->c_cc[VREPRINT] = lios->c_cc[LINUX_VREPRINT]; 601 bios->c_cc[VDISCARD] = lios->c_cc[LINUX_VDISCARD]; 602 bios->c_cc[VWERASE] = lios->c_cc[LINUX_VWERASE]; 603 bios->c_cc[VLNEXT] = lios->c_cc[LINUX_VLNEXT]; 604 605 for (i=0; i<NCCS; i++) { 606 if (i != VMIN && i != VTIME && 607 bios->c_cc[i] == LINUX_POSIX_VDISABLE) 608 bios->c_cc[i] = _POSIX_VDISABLE; 609 } 610 611 bios->c_ispeed = bios->c_ospeed = 612 linux_to_bsd_speed(lios->c_cflag & LINUX_CBAUD, sptab); 613 614 #ifdef DEBUG 615 if (ldebug(ioctl)) { 616 printf("LINUX: BSD termios structure (output):\n"); 617 printf("i=%08x o=%08x c=%08x l=%08x ispeed=%d ospeed=%d\n", 618 bios->c_iflag, bios->c_oflag, bios->c_cflag, bios->c_lflag, 619 bios->c_ispeed, bios->c_ospeed); 620 printf("c_cc "); 621 for (i=0; i<NCCS; i++) 622 printf("%02x ", bios->c_cc[i]); 623 printf("\n"); 624 } 625 #endif 626 } 627 628 static void 629 bsd_to_linux_termio(struct termios *bios, struct linux_termio *lio) 630 { 631 struct linux_termios lios; 632 633 bsd_to_linux_termios(bios, &lios); 634 lio->c_iflag = lios.c_iflag; 635 lio->c_oflag = lios.c_oflag; 636 lio->c_cflag = lios.c_cflag; 637 lio->c_lflag = lios.c_lflag; 638 lio->c_line = lios.c_line; 639 memcpy(lio->c_cc, lios.c_cc, LINUX_NCC); 640 } 641 642 static void 643 linux_to_bsd_termio(struct linux_termio *lio, struct termios *bios) 644 { 645 struct linux_termios lios; 646 int i; 647 648 lios.c_iflag = lio->c_iflag; 649 lios.c_oflag = lio->c_oflag; 650 lios.c_cflag = lio->c_cflag; 651 lios.c_lflag = lio->c_lflag; 652 for (i=LINUX_NCC; i<LINUX_NCCS; i++) 653 lios.c_cc[i] = LINUX_POSIX_VDISABLE; 654 memcpy(lios.c_cc, lio->c_cc, LINUX_NCC); 655 linux_to_bsd_termios(&lios, bios); 656 } 657 658 static int 659 linux_ioctl_termio(struct thread *td, struct linux_ioctl_args *args) 660 { 661 struct termios bios; 662 struct linux_termios lios; 663 struct linux_termio lio; 664 struct file *fp; 665 int error; 666 667 if ((error = fget(td, args->fd, &fp)) != 0) 668 return (error); 669 670 switch (args->cmd & 0xffff) { 671 672 case LINUX_TCGETS: 673 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred, 674 td); 675 if (error) 676 break; 677 bsd_to_linux_termios(&bios, &lios); 678 error = copyout(&lios, (void *)args->arg, sizeof(lios)); 679 break; 680 681 case LINUX_TCSETS: 682 error = copyin((void *)args->arg, &lios, sizeof(lios)); 683 if (error) 684 break; 685 linux_to_bsd_termios(&lios, &bios); 686 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred, 687 td)); 688 break; 689 690 case LINUX_TCSETSW: 691 error = copyin((void *)args->arg, &lios, sizeof(lios)); 692 if (error) 693 break; 694 linux_to_bsd_termios(&lios, &bios); 695 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred, 696 td)); 697 break; 698 699 case LINUX_TCSETSF: 700 error = copyin((void *)args->arg, &lios, sizeof(lios)); 701 if (error) 702 break; 703 linux_to_bsd_termios(&lios, &bios); 704 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred, 705 td)); 706 break; 707 708 case LINUX_TCGETA: 709 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred, 710 td); 711 if (error) 712 break; 713 bsd_to_linux_termio(&bios, &lio); 714 error = (copyout(&lio, (void *)args->arg, sizeof(lio))); 715 break; 716 717 case LINUX_TCSETA: 718 error = copyin((void *)args->arg, &lio, sizeof(lio)); 719 if (error) 720 break; 721 linux_to_bsd_termio(&lio, &bios); 722 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred, 723 td)); 724 break; 725 726 case LINUX_TCSETAW: 727 error = copyin((void *)args->arg, &lio, sizeof(lio)); 728 if (error) 729 break; 730 linux_to_bsd_termio(&lio, &bios); 731 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred, 732 td)); 733 break; 734 735 case LINUX_TCSETAF: 736 error = copyin((void *)args->arg, &lio, sizeof(lio)); 737 if (error) 738 break; 739 linux_to_bsd_termio(&lio, &bios); 740 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred, 741 td)); 742 break; 743 744 /* LINUX_TCSBRK */ 745 746 case LINUX_TCXONC: { 747 switch (args->arg) { 748 case LINUX_TCOOFF: 749 args->cmd = TIOCSTOP; 750 break; 751 case LINUX_TCOON: 752 args->cmd = TIOCSTART; 753 break; 754 case LINUX_TCIOFF: 755 case LINUX_TCION: { 756 int c; 757 struct write_args wr; 758 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, 759 td->td_ucred, td); 760 if (error) 761 break; 762 fdrop(fp, td); 763 c = (args->arg == LINUX_TCIOFF) ? VSTOP : VSTART; 764 c = bios.c_cc[c]; 765 if (c != _POSIX_VDISABLE) { 766 wr.fd = args->fd; 767 wr.buf = &c; 768 wr.nbyte = sizeof(c); 769 return (write(td, &wr)); 770 } else 771 return (0); 772 } 773 default: 774 fdrop(fp, td); 775 return (EINVAL); 776 } 777 args->arg = 0; 778 error = (ioctl(td, (struct ioctl_args *)args)); 779 break; 780 } 781 782 case LINUX_TCFLSH: { 783 int val; 784 switch (args->arg) { 785 case LINUX_TCIFLUSH: 786 val = FREAD; 787 break; 788 case LINUX_TCOFLUSH: 789 val = FWRITE; 790 break; 791 case LINUX_TCIOFLUSH: 792 val = FREAD | FWRITE; 793 break; 794 default: 795 fdrop(fp, td); 796 return (EINVAL); 797 } 798 error = (fo_ioctl(fp,TIOCFLUSH,(caddr_t)&val,td->td_ucred,td)); 799 break; 800 } 801 802 case LINUX_TIOCEXCL: 803 args->cmd = TIOCEXCL; 804 error = (ioctl(td, (struct ioctl_args *)args)); 805 break; 806 807 case LINUX_TIOCNXCL: 808 args->cmd = TIOCNXCL; 809 error = (ioctl(td, (struct ioctl_args *)args)); 810 break; 811 812 case LINUX_TIOCSCTTY: 813 args->cmd = TIOCSCTTY; 814 error = (ioctl(td, (struct ioctl_args *)args)); 815 break; 816 817 case LINUX_TIOCGPGRP: 818 args->cmd = TIOCGPGRP; 819 error = (ioctl(td, (struct ioctl_args *)args)); 820 break; 821 822 case LINUX_TIOCSPGRP: 823 args->cmd = TIOCSPGRP; 824 error = (ioctl(td, (struct ioctl_args *)args)); 825 break; 826 827 /* LINUX_TIOCOUTQ */ 828 /* LINUX_TIOCSTI */ 829 830 case LINUX_TIOCGWINSZ: 831 args->cmd = TIOCGWINSZ; 832 error = (ioctl(td, (struct ioctl_args *)args)); 833 break; 834 835 case LINUX_TIOCSWINSZ: 836 args->cmd = TIOCSWINSZ; 837 error = (ioctl(td, (struct ioctl_args *)args)); 838 break; 839 840 case LINUX_TIOCMGET: 841 args->cmd = TIOCMGET; 842 error = (ioctl(td, (struct ioctl_args *)args)); 843 break; 844 845 case LINUX_TIOCMBIS: 846 args->cmd = TIOCMBIS; 847 error = (ioctl(td, (struct ioctl_args *)args)); 848 break; 849 850 case LINUX_TIOCMBIC: 851 args->cmd = TIOCMBIC; 852 error = (ioctl(td, (struct ioctl_args *)args)); 853 break; 854 855 case LINUX_TIOCMSET: 856 args->cmd = TIOCMSET; 857 error = (ioctl(td, (struct ioctl_args *)args)); 858 break; 859 860 /* TIOCGSOFTCAR */ 861 /* TIOCSSOFTCAR */ 862 863 case LINUX_FIONREAD: /* LINUX_TIOCINQ */ 864 args->cmd = FIONREAD; 865 error = (ioctl(td, (struct ioctl_args *)args)); 866 break; 867 868 /* LINUX_TIOCLINUX */ 869 870 case LINUX_TIOCCONS: 871 args->cmd = TIOCCONS; 872 error = (ioctl(td, (struct ioctl_args *)args)); 873 break; 874 875 case LINUX_TIOCGSERIAL: { 876 struct linux_serial_struct lss; 877 lss.type = LINUX_PORT_16550A; 878 lss.flags = 0; 879 lss.close_delay = 0; 880 error = copyout(&lss, (void *)args->arg, sizeof(lss)); 881 break; 882 } 883 884 case LINUX_TIOCSSERIAL: { 885 struct linux_serial_struct lss; 886 error = copyin((void *)args->arg, &lss, sizeof(lss)); 887 if (error) 888 break; 889 /* XXX - It really helps to have an implementation that 890 * does nothing. NOT! 891 */ 892 error = 0; 893 break; 894 } 895 896 case LINUX_TIOCPKT: 897 args->cmd = TIOCPKT; 898 error = (ioctl(td, (struct ioctl_args *)args)); 899 break; 900 901 case LINUX_FIONBIO: 902 args->cmd = FIONBIO; 903 error = (ioctl(td, (struct ioctl_args *)args)); 904 break; 905 906 case LINUX_TIOCNOTTY: 907 args->cmd = TIOCNOTTY; 908 error = (ioctl(td, (struct ioctl_args *)args)); 909 break; 910 911 case LINUX_TIOCSETD: { 912 int line; 913 switch (args->arg) { 914 case LINUX_N_TTY: 915 line = TTYDISC; 916 break; 917 case LINUX_N_SLIP: 918 line = SLIPDISC; 919 break; 920 case LINUX_N_PPP: 921 line = PPPDISC; 922 break; 923 default: 924 fdrop(fp, td); 925 return (EINVAL); 926 } 927 error = (fo_ioctl(fp, TIOCSETD, (caddr_t)&line, td->td_ucred, 928 td)); 929 break; 930 } 931 932 case LINUX_TIOCGETD: { 933 int linux_line; 934 int bsd_line = TTYDISC; 935 error = fo_ioctl(fp, TIOCGETD, (caddr_t)&bsd_line, 936 td->td_ucred, td); 937 if (error) 938 return (error); 939 switch (bsd_line) { 940 case TTYDISC: 941 linux_line = LINUX_N_TTY; 942 break; 943 case SLIPDISC: 944 linux_line = LINUX_N_SLIP; 945 break; 946 case PPPDISC: 947 linux_line = LINUX_N_PPP; 948 break; 949 default: 950 fdrop(fp, td); 951 return (EINVAL); 952 } 953 error = (copyout(&linux_line, (void *)args->arg, sizeof(int))); 954 break; 955 } 956 957 /* LINUX_TCSBRKP */ 958 /* LINUX_TIOCTTYGSTRUCT */ 959 960 case LINUX_FIONCLEX: 961 args->cmd = FIONCLEX; 962 error = (ioctl(td, (struct ioctl_args *)args)); 963 break; 964 965 case LINUX_FIOCLEX: 966 args->cmd = FIOCLEX; 967 error = (ioctl(td, (struct ioctl_args *)args)); 968 break; 969 970 case LINUX_FIOASYNC: 971 args->cmd = FIOASYNC; 972 error = (ioctl(td, (struct ioctl_args *)args)); 973 break; 974 975 /* LINUX_TIOCSERCONFIG */ 976 /* LINUX_TIOCSERGWILD */ 977 /* LINUX_TIOCSERSWILD */ 978 /* LINUX_TIOCGLCKTRMIOS */ 979 /* LINUX_TIOCSLCKTRMIOS */ 980 981 case LINUX_TIOCSBRK: 982 args->cmd = TIOCSBRK; 983 error = (ioctl(td, (struct ioctl_args *)args)); 984 break; 985 986 case LINUX_TIOCCBRK: 987 args->cmd = TIOCCBRK; 988 error = (ioctl(td, (struct ioctl_args *)args)); 989 break; 990 case LINUX_TIOCGPTN: { 991 int nb; 992 993 error = fo_ioctl(fp, TIOCGPTN, (caddr_t)&nb, td->td_ucred, td); 994 if (!error) 995 error = copyout(&nb, (void *)args->arg, 996 sizeof(int)); 997 break; 998 } 999 case LINUX_TIOCSPTLCK: 1000 /* Our unlockpt() does nothing. */ 1001 error = 0; 1002 break; 1003 default: 1004 error = ENOIOCTL; 1005 break; 1006 } 1007 1008 fdrop(fp, td); 1009 return (error); 1010 } 1011 1012 /* 1013 * CDROM related ioctls 1014 */ 1015 1016 struct linux_cdrom_msf 1017 { 1018 u_char cdmsf_min0; 1019 u_char cdmsf_sec0; 1020 u_char cdmsf_frame0; 1021 u_char cdmsf_min1; 1022 u_char cdmsf_sec1; 1023 u_char cdmsf_frame1; 1024 }; 1025 1026 struct linux_cdrom_tochdr 1027 { 1028 u_char cdth_trk0; 1029 u_char cdth_trk1; 1030 }; 1031 1032 union linux_cdrom_addr 1033 { 1034 struct { 1035 u_char minute; 1036 u_char second; 1037 u_char frame; 1038 } msf; 1039 int lba; 1040 }; 1041 1042 struct linux_cdrom_tocentry 1043 { 1044 u_char cdte_track; 1045 u_char cdte_adr:4; 1046 u_char cdte_ctrl:4; 1047 u_char cdte_format; 1048 union linux_cdrom_addr cdte_addr; 1049 u_char cdte_datamode; 1050 }; 1051 1052 struct linux_cdrom_subchnl 1053 { 1054 u_char cdsc_format; 1055 u_char cdsc_audiostatus; 1056 u_char cdsc_adr:4; 1057 u_char cdsc_ctrl:4; 1058 u_char cdsc_trk; 1059 u_char cdsc_ind; 1060 union linux_cdrom_addr cdsc_absaddr; 1061 union linux_cdrom_addr cdsc_reladdr; 1062 }; 1063 1064 struct l_cdrom_read_audio { 1065 union linux_cdrom_addr addr; 1066 u_char addr_format; 1067 l_int nframes; 1068 u_char *buf; 1069 }; 1070 1071 struct l_dvd_layer { 1072 u_char book_version:4; 1073 u_char book_type:4; 1074 u_char min_rate:4; 1075 u_char disc_size:4; 1076 u_char layer_type:4; 1077 u_char track_path:1; 1078 u_char nlayers:2; 1079 u_char track_density:4; 1080 u_char linear_density:4; 1081 u_char bca:1; 1082 u_int32_t start_sector; 1083 u_int32_t end_sector; 1084 u_int32_t end_sector_l0; 1085 }; 1086 1087 struct l_dvd_physical { 1088 u_char type; 1089 u_char layer_num; 1090 struct l_dvd_layer layer[4]; 1091 }; 1092 1093 struct l_dvd_copyright { 1094 u_char type; 1095 u_char layer_num; 1096 u_char cpst; 1097 u_char rmi; 1098 }; 1099 1100 struct l_dvd_disckey { 1101 u_char type; 1102 l_uint agid:2; 1103 u_char value[2048]; 1104 }; 1105 1106 struct l_dvd_bca { 1107 u_char type; 1108 l_int len; 1109 u_char value[188]; 1110 }; 1111 1112 struct l_dvd_manufact { 1113 u_char type; 1114 u_char layer_num; 1115 l_int len; 1116 u_char value[2048]; 1117 }; 1118 1119 typedef union { 1120 u_char type; 1121 struct l_dvd_physical physical; 1122 struct l_dvd_copyright copyright; 1123 struct l_dvd_disckey disckey; 1124 struct l_dvd_bca bca; 1125 struct l_dvd_manufact manufact; 1126 } l_dvd_struct; 1127 1128 typedef u_char l_dvd_key[5]; 1129 typedef u_char l_dvd_challenge[10]; 1130 1131 struct l_dvd_lu_send_agid { 1132 u_char type; 1133 l_uint agid:2; 1134 }; 1135 1136 struct l_dvd_host_send_challenge { 1137 u_char type; 1138 l_uint agid:2; 1139 l_dvd_challenge chal; 1140 }; 1141 1142 struct l_dvd_send_key { 1143 u_char type; 1144 l_uint agid:2; 1145 l_dvd_key key; 1146 }; 1147 1148 struct l_dvd_lu_send_challenge { 1149 u_char type; 1150 l_uint agid:2; 1151 l_dvd_challenge chal; 1152 }; 1153 1154 struct l_dvd_lu_send_title_key { 1155 u_char type; 1156 l_uint agid:2; 1157 l_dvd_key title_key; 1158 l_int lba; 1159 l_uint cpm:1; 1160 l_uint cp_sec:1; 1161 l_uint cgms:2; 1162 }; 1163 1164 struct l_dvd_lu_send_asf { 1165 u_char type; 1166 l_uint agid:2; 1167 l_uint asf:1; 1168 }; 1169 1170 struct l_dvd_host_send_rpcstate { 1171 u_char type; 1172 u_char pdrc; 1173 }; 1174 1175 struct l_dvd_lu_send_rpcstate { 1176 u_char type:2; 1177 u_char vra:3; 1178 u_char ucca:3; 1179 u_char region_mask; 1180 u_char rpc_scheme; 1181 }; 1182 1183 typedef union { 1184 u_char type; 1185 struct l_dvd_lu_send_agid lsa; 1186 struct l_dvd_host_send_challenge hsc; 1187 struct l_dvd_send_key lsk; 1188 struct l_dvd_lu_send_challenge lsc; 1189 struct l_dvd_send_key hsk; 1190 struct l_dvd_lu_send_title_key lstk; 1191 struct l_dvd_lu_send_asf lsasf; 1192 struct l_dvd_host_send_rpcstate hrpcs; 1193 struct l_dvd_lu_send_rpcstate lrpcs; 1194 } l_dvd_authinfo; 1195 1196 static void 1197 bsd_to_linux_msf_lba(u_char af, union msf_lba *bp, union linux_cdrom_addr *lp) 1198 { 1199 if (af == CD_LBA_FORMAT) 1200 lp->lba = bp->lba; 1201 else { 1202 lp->msf.minute = bp->msf.minute; 1203 lp->msf.second = bp->msf.second; 1204 lp->msf.frame = bp->msf.frame; 1205 } 1206 } 1207 1208 static void 1209 set_linux_cdrom_addr(union linux_cdrom_addr *addr, int format, int lba) 1210 { 1211 if (format == LINUX_CDROM_MSF) { 1212 addr->msf.frame = lba % 75; 1213 lba /= 75; 1214 lba += 2; 1215 addr->msf.second = lba % 60; 1216 addr->msf.minute = lba / 60; 1217 } else 1218 addr->lba = lba; 1219 } 1220 1221 static int 1222 linux_to_bsd_dvd_struct(l_dvd_struct *lp, struct dvd_struct *bp) 1223 { 1224 bp->format = lp->type; 1225 switch (bp->format) { 1226 case DVD_STRUCT_PHYSICAL: 1227 if (bp->layer_num >= 4) 1228 return (EINVAL); 1229 bp->layer_num = lp->physical.layer_num; 1230 break; 1231 case DVD_STRUCT_COPYRIGHT: 1232 bp->layer_num = lp->copyright.layer_num; 1233 break; 1234 case DVD_STRUCT_DISCKEY: 1235 bp->agid = lp->disckey.agid; 1236 break; 1237 case DVD_STRUCT_BCA: 1238 case DVD_STRUCT_MANUFACT: 1239 break; 1240 default: 1241 return (EINVAL); 1242 } 1243 return (0); 1244 } 1245 1246 static int 1247 bsd_to_linux_dvd_struct(struct dvd_struct *bp, l_dvd_struct *lp) 1248 { 1249 switch (bp->format) { 1250 case DVD_STRUCT_PHYSICAL: { 1251 struct dvd_layer *blp = (struct dvd_layer *)bp->data; 1252 struct l_dvd_layer *llp = &lp->physical.layer[bp->layer_num]; 1253 memset(llp, 0, sizeof(*llp)); 1254 llp->book_version = blp->book_version; 1255 llp->book_type = blp->book_type; 1256 llp->min_rate = blp->max_rate; 1257 llp->disc_size = blp->disc_size; 1258 llp->layer_type = blp->layer_type; 1259 llp->track_path = blp->track_path; 1260 llp->nlayers = blp->nlayers; 1261 llp->track_density = blp->track_density; 1262 llp->linear_density = blp->linear_density; 1263 llp->bca = blp->bca; 1264 llp->start_sector = blp->start_sector; 1265 llp->end_sector = blp->end_sector; 1266 llp->end_sector_l0 = blp->end_sector_l0; 1267 break; 1268 } 1269 case DVD_STRUCT_COPYRIGHT: 1270 lp->copyright.cpst = bp->cpst; 1271 lp->copyright.rmi = bp->rmi; 1272 break; 1273 case DVD_STRUCT_DISCKEY: 1274 memcpy(lp->disckey.value, bp->data, sizeof(lp->disckey.value)); 1275 break; 1276 case DVD_STRUCT_BCA: 1277 lp->bca.len = bp->length; 1278 memcpy(lp->bca.value, bp->data, sizeof(lp->bca.value)); 1279 break; 1280 case DVD_STRUCT_MANUFACT: 1281 lp->manufact.len = bp->length; 1282 memcpy(lp->manufact.value, bp->data, 1283 sizeof(lp->manufact.value)); 1284 /* lp->manufact.layer_num is unused in linux (redhat 7.0) */ 1285 break; 1286 default: 1287 return (EINVAL); 1288 } 1289 return (0); 1290 } 1291 1292 static int 1293 linux_to_bsd_dvd_authinfo(l_dvd_authinfo *lp, int *bcode, 1294 struct dvd_authinfo *bp) 1295 { 1296 switch (lp->type) { 1297 case LINUX_DVD_LU_SEND_AGID: 1298 *bcode = DVDIOCREPORTKEY; 1299 bp->format = DVD_REPORT_AGID; 1300 bp->agid = lp->lsa.agid; 1301 break; 1302 case LINUX_DVD_HOST_SEND_CHALLENGE: 1303 *bcode = DVDIOCSENDKEY; 1304 bp->format = DVD_SEND_CHALLENGE; 1305 bp->agid = lp->hsc.agid; 1306 memcpy(bp->keychal, lp->hsc.chal, 10); 1307 break; 1308 case LINUX_DVD_LU_SEND_KEY1: 1309 *bcode = DVDIOCREPORTKEY; 1310 bp->format = DVD_REPORT_KEY1; 1311 bp->agid = lp->lsk.agid; 1312 break; 1313 case LINUX_DVD_LU_SEND_CHALLENGE: 1314 *bcode = DVDIOCREPORTKEY; 1315 bp->format = DVD_REPORT_CHALLENGE; 1316 bp->agid = lp->lsc.agid; 1317 break; 1318 case LINUX_DVD_HOST_SEND_KEY2: 1319 *bcode = DVDIOCSENDKEY; 1320 bp->format = DVD_SEND_KEY2; 1321 bp->agid = lp->hsk.agid; 1322 memcpy(bp->keychal, lp->hsk.key, 5); 1323 break; 1324 case LINUX_DVD_LU_SEND_TITLE_KEY: 1325 *bcode = DVDIOCREPORTKEY; 1326 bp->format = DVD_REPORT_TITLE_KEY; 1327 bp->agid = lp->lstk.agid; 1328 bp->lba = lp->lstk.lba; 1329 break; 1330 case LINUX_DVD_LU_SEND_ASF: 1331 *bcode = DVDIOCREPORTKEY; 1332 bp->format = DVD_REPORT_ASF; 1333 bp->agid = lp->lsasf.agid; 1334 break; 1335 case LINUX_DVD_INVALIDATE_AGID: 1336 *bcode = DVDIOCREPORTKEY; 1337 bp->format = DVD_INVALIDATE_AGID; 1338 bp->agid = lp->lsa.agid; 1339 break; 1340 case LINUX_DVD_LU_SEND_RPC_STATE: 1341 *bcode = DVDIOCREPORTKEY; 1342 bp->format = DVD_REPORT_RPC; 1343 break; 1344 case LINUX_DVD_HOST_SEND_RPC_STATE: 1345 *bcode = DVDIOCSENDKEY; 1346 bp->format = DVD_SEND_RPC; 1347 bp->region = lp->hrpcs.pdrc; 1348 break; 1349 default: 1350 return (EINVAL); 1351 } 1352 return (0); 1353 } 1354 1355 static int 1356 bsd_to_linux_dvd_authinfo(struct dvd_authinfo *bp, l_dvd_authinfo *lp) 1357 { 1358 switch (lp->type) { 1359 case LINUX_DVD_LU_SEND_AGID: 1360 lp->lsa.agid = bp->agid; 1361 break; 1362 case LINUX_DVD_HOST_SEND_CHALLENGE: 1363 lp->type = LINUX_DVD_LU_SEND_KEY1; 1364 break; 1365 case LINUX_DVD_LU_SEND_KEY1: 1366 memcpy(lp->lsk.key, bp->keychal, sizeof(lp->lsk.key)); 1367 break; 1368 case LINUX_DVD_LU_SEND_CHALLENGE: 1369 memcpy(lp->lsc.chal, bp->keychal, sizeof(lp->lsc.chal)); 1370 break; 1371 case LINUX_DVD_HOST_SEND_KEY2: 1372 lp->type = LINUX_DVD_AUTH_ESTABLISHED; 1373 break; 1374 case LINUX_DVD_LU_SEND_TITLE_KEY: 1375 memcpy(lp->lstk.title_key, bp->keychal, 1376 sizeof(lp->lstk.title_key)); 1377 lp->lstk.cpm = bp->cpm; 1378 lp->lstk.cp_sec = bp->cp_sec; 1379 lp->lstk.cgms = bp->cgms; 1380 break; 1381 case LINUX_DVD_LU_SEND_ASF: 1382 lp->lsasf.asf = bp->asf; 1383 break; 1384 case LINUX_DVD_INVALIDATE_AGID: 1385 break; 1386 case LINUX_DVD_LU_SEND_RPC_STATE: 1387 lp->lrpcs.type = bp->reg_type; 1388 lp->lrpcs.vra = bp->vend_rsts; 1389 lp->lrpcs.ucca = bp->user_rsts; 1390 lp->lrpcs.region_mask = bp->region; 1391 lp->lrpcs.rpc_scheme = bp->rpc_scheme; 1392 break; 1393 case LINUX_DVD_HOST_SEND_RPC_STATE: 1394 break; 1395 default: 1396 return (EINVAL); 1397 } 1398 return (0); 1399 } 1400 1401 static int 1402 linux_ioctl_cdrom(struct thread *td, struct linux_ioctl_args *args) 1403 { 1404 struct file *fp; 1405 int error; 1406 1407 if ((error = fget(td, args->fd, &fp)) != 0) 1408 return (error); 1409 switch (args->cmd & 0xffff) { 1410 1411 case LINUX_CDROMPAUSE: 1412 args->cmd = CDIOCPAUSE; 1413 error = (ioctl(td, (struct ioctl_args *)args)); 1414 break; 1415 1416 case LINUX_CDROMRESUME: 1417 args->cmd = CDIOCRESUME; 1418 error = (ioctl(td, (struct ioctl_args *)args)); 1419 break; 1420 1421 case LINUX_CDROMPLAYMSF: 1422 args->cmd = CDIOCPLAYMSF; 1423 error = (ioctl(td, (struct ioctl_args *)args)); 1424 break; 1425 1426 case LINUX_CDROMPLAYTRKIND: 1427 args->cmd = CDIOCPLAYTRACKS; 1428 error = (ioctl(td, (struct ioctl_args *)args)); 1429 break; 1430 1431 case LINUX_CDROMREADTOCHDR: { 1432 struct ioc_toc_header th; 1433 struct linux_cdrom_tochdr lth; 1434 error = fo_ioctl(fp, CDIOREADTOCHEADER, (caddr_t)&th, 1435 td->td_ucred, td); 1436 if (!error) { 1437 lth.cdth_trk0 = th.starting_track; 1438 lth.cdth_trk1 = th.ending_track; 1439 copyout(<h, (void *)args->arg, sizeof(lth)); 1440 } 1441 break; 1442 } 1443 1444 case LINUX_CDROMREADTOCENTRY: { 1445 struct linux_cdrom_tocentry lte; 1446 struct ioc_read_toc_single_entry irtse; 1447 1448 error = copyin((void *)args->arg, <e, sizeof(lte)); 1449 if (error) 1450 break; 1451 irtse.address_format = lte.cdte_format; 1452 irtse.track = lte.cdte_track; 1453 error = fo_ioctl(fp, CDIOREADTOCENTRY, (caddr_t)&irtse, 1454 td->td_ucred, td); 1455 if (!error) { 1456 lte.cdte_ctrl = irtse.entry.control; 1457 lte.cdte_adr = irtse.entry.addr_type; 1458 bsd_to_linux_msf_lba(irtse.address_format, 1459 &irtse.entry.addr, <e.cdte_addr); 1460 error = copyout(<e, (void *)args->arg, sizeof(lte)); 1461 } 1462 break; 1463 } 1464 1465 case LINUX_CDROMSTOP: 1466 args->cmd = CDIOCSTOP; 1467 error = (ioctl(td, (struct ioctl_args *)args)); 1468 break; 1469 1470 case LINUX_CDROMSTART: 1471 args->cmd = CDIOCSTART; 1472 error = (ioctl(td, (struct ioctl_args *)args)); 1473 break; 1474 1475 case LINUX_CDROMEJECT: 1476 args->cmd = CDIOCEJECT; 1477 error = (ioctl(td, (struct ioctl_args *)args)); 1478 break; 1479 1480 /* LINUX_CDROMVOLCTRL */ 1481 1482 case LINUX_CDROMSUBCHNL: { 1483 struct linux_cdrom_subchnl sc; 1484 struct ioc_read_subchannel bsdsc; 1485 struct cd_sub_channel_info bsdinfo; 1486 1487 bsdsc.address_format = CD_LBA_FORMAT; 1488 bsdsc.data_format = CD_CURRENT_POSITION; 1489 bsdsc.track = 0; 1490 bsdsc.data_len = sizeof(bsdinfo); 1491 bsdsc.data = &bsdinfo; 1492 error = fo_ioctl(fp, CDIOCREADSUBCHANNEL_SYSSPACE, 1493 (caddr_t)&bsdsc, td->td_ucred, td); 1494 if (error) 1495 break; 1496 error = copyin((void *)args->arg, &sc, sizeof(sc)); 1497 if (error) 1498 break; 1499 sc.cdsc_audiostatus = bsdinfo.header.audio_status; 1500 sc.cdsc_adr = bsdinfo.what.position.addr_type; 1501 sc.cdsc_ctrl = bsdinfo.what.position.control; 1502 sc.cdsc_trk = bsdinfo.what.position.track_number; 1503 sc.cdsc_ind = bsdinfo.what.position.index_number; 1504 set_linux_cdrom_addr(&sc.cdsc_absaddr, sc.cdsc_format, 1505 bsdinfo.what.position.absaddr.lba); 1506 set_linux_cdrom_addr(&sc.cdsc_reladdr, sc.cdsc_format, 1507 bsdinfo.what.position.reladdr.lba); 1508 error = copyout(&sc, (void *)args->arg, sizeof(sc)); 1509 break; 1510 } 1511 1512 /* LINUX_CDROMREADMODE2 */ 1513 /* LINUX_CDROMREADMODE1 */ 1514 /* LINUX_CDROMREADAUDIO */ 1515 /* LINUX_CDROMEJECT_SW */ 1516 /* LINUX_CDROMMULTISESSION */ 1517 /* LINUX_CDROM_GET_UPC */ 1518 1519 case LINUX_CDROMRESET: 1520 args->cmd = CDIOCRESET; 1521 error = (ioctl(td, (struct ioctl_args *)args)); 1522 break; 1523 1524 /* LINUX_CDROMVOLREAD */ 1525 /* LINUX_CDROMREADRAW */ 1526 /* LINUX_CDROMREADCOOKED */ 1527 /* LINUX_CDROMSEEK */ 1528 /* LINUX_CDROMPLAYBLK */ 1529 /* LINUX_CDROMREADALL */ 1530 /* LINUX_CDROMCLOSETRAY */ 1531 /* LINUX_CDROMLOADFROMSLOT */ 1532 /* LINUX_CDROMGETSPINDOWN */ 1533 /* LINUX_CDROMSETSPINDOWN */ 1534 /* LINUX_CDROM_SET_OPTIONS */ 1535 /* LINUX_CDROM_CLEAR_OPTIONS */ 1536 /* LINUX_CDROM_SELECT_SPEED */ 1537 /* LINUX_CDROM_SELECT_DISC */ 1538 /* LINUX_CDROM_MEDIA_CHANGED */ 1539 /* LINUX_CDROM_DRIVE_STATUS */ 1540 /* LINUX_CDROM_DISC_STATUS */ 1541 /* LINUX_CDROM_CHANGER_NSLOTS */ 1542 /* LINUX_CDROM_LOCKDOOR */ 1543 /* LINUX_CDROM_DEBUG */ 1544 /* LINUX_CDROM_GET_CAPABILITY */ 1545 /* LINUX_CDROMAUDIOBUFSIZ */ 1546 1547 case LINUX_DVD_READ_STRUCT: { 1548 l_dvd_struct lds; 1549 struct dvd_struct bds; 1550 1551 error = copyin((void *)args->arg, &lds, sizeof(lds)); 1552 if (error) 1553 break; 1554 error = linux_to_bsd_dvd_struct(&lds, &bds); 1555 if (error) 1556 break; 1557 error = fo_ioctl(fp, DVDIOCREADSTRUCTURE, (caddr_t)&bds, 1558 td->td_ucred, td); 1559 if (error) 1560 break; 1561 error = bsd_to_linux_dvd_struct(&bds, &lds); 1562 if (error) 1563 break; 1564 error = copyout(&lds, (void *)args->arg, sizeof(lds)); 1565 break; 1566 } 1567 1568 /* LINUX_DVD_WRITE_STRUCT */ 1569 1570 case LINUX_DVD_AUTH: { 1571 l_dvd_authinfo lda; 1572 struct dvd_authinfo bda; 1573 int bcode; 1574 1575 error = copyin((void *)args->arg, &lda, sizeof(lda)); 1576 if (error) 1577 break; 1578 error = linux_to_bsd_dvd_authinfo(&lda, &bcode, &bda); 1579 if (error) 1580 break; 1581 error = fo_ioctl(fp, bcode, (caddr_t)&bda, td->td_ucred, 1582 td); 1583 if (error) { 1584 if (lda.type == LINUX_DVD_HOST_SEND_KEY2) { 1585 lda.type = LINUX_DVD_AUTH_FAILURE; 1586 copyout(&lda, (void *)args->arg, sizeof(lda)); 1587 } 1588 break; 1589 } 1590 error = bsd_to_linux_dvd_authinfo(&bda, &lda); 1591 if (error) 1592 break; 1593 error = copyout(&lda, (void *)args->arg, sizeof(lda)); 1594 break; 1595 } 1596 1597 case LINUX_SCSI_GET_BUS_NUMBER: 1598 case LINUX_SCSI_GET_IDLUN: 1599 error = linux_ioctl_sg(td, args); 1600 break; 1601 1602 /* LINUX_CDROM_SEND_PACKET */ 1603 /* LINUX_CDROM_NEXT_WRITABLE */ 1604 /* LINUX_CDROM_LAST_WRITTEN */ 1605 1606 default: 1607 error = ENOIOCTL; 1608 break; 1609 } 1610 1611 fdrop(fp, td); 1612 return (error); 1613 } 1614 1615 static int 1616 linux_ioctl_vfat(struct thread *td, struct linux_ioctl_args *args) 1617 { 1618 1619 return (ENOTTY); 1620 } 1621 1622 /* 1623 * Sound related ioctls 1624 */ 1625 1626 struct linux_mixer_info { 1627 char id[16]; 1628 char name[32]; 1629 int modify_counter; 1630 int fillers[10]; 1631 }; 1632 1633 struct linux_old_mixer_info { 1634 char id[16]; 1635 char name[32]; 1636 }; 1637 1638 static u_int32_t dirbits[4] = { IOC_VOID, IOC_IN, IOC_OUT, IOC_INOUT }; 1639 1640 #define SETDIR(c) (((c) & ~IOC_DIRMASK) | dirbits[args->cmd >> 30]) 1641 1642 static int 1643 linux_ioctl_sound(struct thread *td, struct linux_ioctl_args *args) 1644 { 1645 1646 switch (args->cmd & 0xffff) { 1647 1648 case LINUX_SOUND_MIXER_WRITE_VOLUME: 1649 args->cmd = SETDIR(SOUND_MIXER_WRITE_VOLUME); 1650 return (ioctl(td, (struct ioctl_args *)args)); 1651 1652 case LINUX_SOUND_MIXER_WRITE_BASS: 1653 args->cmd = SETDIR(SOUND_MIXER_WRITE_BASS); 1654 return (ioctl(td, (struct ioctl_args *)args)); 1655 1656 case LINUX_SOUND_MIXER_WRITE_TREBLE: 1657 args->cmd = SETDIR(SOUND_MIXER_WRITE_TREBLE); 1658 return (ioctl(td, (struct ioctl_args *)args)); 1659 1660 case LINUX_SOUND_MIXER_WRITE_SYNTH: 1661 args->cmd = SETDIR(SOUND_MIXER_WRITE_SYNTH); 1662 return (ioctl(td, (struct ioctl_args *)args)); 1663 1664 case LINUX_SOUND_MIXER_WRITE_PCM: 1665 args->cmd = SETDIR(SOUND_MIXER_WRITE_PCM); 1666 return (ioctl(td, (struct ioctl_args *)args)); 1667 1668 case LINUX_SOUND_MIXER_WRITE_SPEAKER: 1669 args->cmd = SETDIR(SOUND_MIXER_WRITE_SPEAKER); 1670 return (ioctl(td, (struct ioctl_args *)args)); 1671 1672 case LINUX_SOUND_MIXER_WRITE_LINE: 1673 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE); 1674 return (ioctl(td, (struct ioctl_args *)args)); 1675 1676 case LINUX_SOUND_MIXER_WRITE_MIC: 1677 args->cmd = SETDIR(SOUND_MIXER_WRITE_MIC); 1678 return (ioctl(td, (struct ioctl_args *)args)); 1679 1680 case LINUX_SOUND_MIXER_WRITE_CD: 1681 args->cmd = SETDIR(SOUND_MIXER_WRITE_CD); 1682 return (ioctl(td, (struct ioctl_args *)args)); 1683 1684 case LINUX_SOUND_MIXER_WRITE_IMIX: 1685 args->cmd = SETDIR(SOUND_MIXER_WRITE_IMIX); 1686 return (ioctl(td, (struct ioctl_args *)args)); 1687 1688 case LINUX_SOUND_MIXER_WRITE_ALTPCM: 1689 args->cmd = SETDIR(SOUND_MIXER_WRITE_ALTPCM); 1690 return (ioctl(td, (struct ioctl_args *)args)); 1691 1692 case LINUX_SOUND_MIXER_WRITE_RECLEV: 1693 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECLEV); 1694 return (ioctl(td, (struct ioctl_args *)args)); 1695 1696 case LINUX_SOUND_MIXER_WRITE_IGAIN: 1697 args->cmd = SETDIR(SOUND_MIXER_WRITE_IGAIN); 1698 return (ioctl(td, (struct ioctl_args *)args)); 1699 1700 case LINUX_SOUND_MIXER_WRITE_OGAIN: 1701 args->cmd = SETDIR(SOUND_MIXER_WRITE_OGAIN); 1702 return (ioctl(td, (struct ioctl_args *)args)); 1703 1704 case LINUX_SOUND_MIXER_WRITE_LINE1: 1705 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE1); 1706 return (ioctl(td, (struct ioctl_args *)args)); 1707 1708 case LINUX_SOUND_MIXER_WRITE_LINE2: 1709 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE2); 1710 return (ioctl(td, (struct ioctl_args *)args)); 1711 1712 case LINUX_SOUND_MIXER_WRITE_LINE3: 1713 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE3); 1714 return (ioctl(td, (struct ioctl_args *)args)); 1715 1716 case LINUX_SOUND_MIXER_INFO: { 1717 /* Key on encoded length */ 1718 switch ((args->cmd >> 16) & 0x1fff) { 1719 case 0x005c: { /* SOUND_MIXER_INFO */ 1720 struct linux_mixer_info info; 1721 bzero(&info, sizeof(info)); 1722 strncpy(info.id, "OSS", sizeof(info.id) - 1); 1723 strncpy(info.name, "FreeBSD OSS Mixer", sizeof(info.name) - 1); 1724 copyout(&info, (void *)args->arg, sizeof(info)); 1725 break; 1726 } 1727 case 0x0030: { /* SOUND_OLD_MIXER_INFO */ 1728 struct linux_old_mixer_info info; 1729 bzero(&info, sizeof(info)); 1730 strncpy(info.id, "OSS", sizeof(info.id) - 1); 1731 strncpy(info.name, "FreeBSD OSS Mixer", sizeof(info.name) - 1); 1732 copyout(&info, (void *)args->arg, sizeof(info)); 1733 break; 1734 } 1735 default: 1736 return (ENOIOCTL); 1737 } 1738 break; 1739 } 1740 1741 case LINUX_OSS_GETVERSION: { 1742 int version = linux_get_oss_version(td); 1743 return (copyout(&version, (void *)args->arg, sizeof(int))); 1744 } 1745 1746 case LINUX_SOUND_MIXER_READ_STEREODEVS: 1747 args->cmd = SOUND_MIXER_READ_STEREODEVS; 1748 return (ioctl(td, (struct ioctl_args *)args)); 1749 1750 case LINUX_SOUND_MIXER_READ_RECMASK: 1751 args->cmd = SOUND_MIXER_READ_RECMASK; 1752 return (ioctl(td, (struct ioctl_args *)args)); 1753 1754 case LINUX_SOUND_MIXER_READ_DEVMASK: 1755 args->cmd = SOUND_MIXER_READ_DEVMASK; 1756 return (ioctl(td, (struct ioctl_args *)args)); 1757 1758 case LINUX_SOUND_MIXER_WRITE_RECSRC: 1759 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECSRC); 1760 return (ioctl(td, (struct ioctl_args *)args)); 1761 1762 case LINUX_SNDCTL_DSP_RESET: 1763 args->cmd = SNDCTL_DSP_RESET; 1764 return (ioctl(td, (struct ioctl_args *)args)); 1765 1766 case LINUX_SNDCTL_DSP_SYNC: 1767 args->cmd = SNDCTL_DSP_SYNC; 1768 return (ioctl(td, (struct ioctl_args *)args)); 1769 1770 case LINUX_SNDCTL_DSP_SPEED: 1771 args->cmd = SNDCTL_DSP_SPEED; 1772 return (ioctl(td, (struct ioctl_args *)args)); 1773 1774 case LINUX_SNDCTL_DSP_STEREO: 1775 args->cmd = SNDCTL_DSP_STEREO; 1776 return (ioctl(td, (struct ioctl_args *)args)); 1777 1778 case LINUX_SNDCTL_DSP_GETBLKSIZE: /* LINUX_SNDCTL_DSP_SETBLKSIZE */ 1779 args->cmd = SNDCTL_DSP_GETBLKSIZE; 1780 return (ioctl(td, (struct ioctl_args *)args)); 1781 1782 case LINUX_SNDCTL_DSP_SETFMT: 1783 args->cmd = SNDCTL_DSP_SETFMT; 1784 return (ioctl(td, (struct ioctl_args *)args)); 1785 1786 case LINUX_SOUND_PCM_WRITE_CHANNELS: 1787 args->cmd = SOUND_PCM_WRITE_CHANNELS; 1788 return (ioctl(td, (struct ioctl_args *)args)); 1789 1790 case LINUX_SOUND_PCM_WRITE_FILTER: 1791 args->cmd = SOUND_PCM_WRITE_FILTER; 1792 return (ioctl(td, (struct ioctl_args *)args)); 1793 1794 case LINUX_SNDCTL_DSP_POST: 1795 args->cmd = SNDCTL_DSP_POST; 1796 return (ioctl(td, (struct ioctl_args *)args)); 1797 1798 case LINUX_SNDCTL_DSP_SUBDIVIDE: 1799 args->cmd = SNDCTL_DSP_SUBDIVIDE; 1800 return (ioctl(td, (struct ioctl_args *)args)); 1801 1802 case LINUX_SNDCTL_DSP_SETFRAGMENT: 1803 args->cmd = SNDCTL_DSP_SETFRAGMENT; 1804 return (ioctl(td, (struct ioctl_args *)args)); 1805 1806 case LINUX_SNDCTL_DSP_GETFMTS: 1807 args->cmd = SNDCTL_DSP_GETFMTS; 1808 return (ioctl(td, (struct ioctl_args *)args)); 1809 1810 case LINUX_SNDCTL_DSP_GETOSPACE: 1811 args->cmd = SNDCTL_DSP_GETOSPACE; 1812 return (ioctl(td, (struct ioctl_args *)args)); 1813 1814 case LINUX_SNDCTL_DSP_GETISPACE: 1815 args->cmd = SNDCTL_DSP_GETISPACE; 1816 return (ioctl(td, (struct ioctl_args *)args)); 1817 1818 case LINUX_SNDCTL_DSP_NONBLOCK: 1819 args->cmd = SNDCTL_DSP_NONBLOCK; 1820 return (ioctl(td, (struct ioctl_args *)args)); 1821 1822 case LINUX_SNDCTL_DSP_GETCAPS: 1823 args->cmd = SNDCTL_DSP_GETCAPS; 1824 return (ioctl(td, (struct ioctl_args *)args)); 1825 1826 case LINUX_SNDCTL_DSP_SETTRIGGER: /* LINUX_SNDCTL_GETTRIGGER */ 1827 args->cmd = SNDCTL_DSP_SETTRIGGER; 1828 return (ioctl(td, (struct ioctl_args *)args)); 1829 1830 case LINUX_SNDCTL_DSP_GETIPTR: 1831 args->cmd = SNDCTL_DSP_GETIPTR; 1832 return (ioctl(td, (struct ioctl_args *)args)); 1833 1834 case LINUX_SNDCTL_DSP_GETOPTR: 1835 args->cmd = SNDCTL_DSP_GETOPTR; 1836 return (ioctl(td, (struct ioctl_args *)args)); 1837 1838 case LINUX_SNDCTL_DSP_SETDUPLEX: 1839 args->cmd = SNDCTL_DSP_SETDUPLEX; 1840 return (ioctl(td, (struct ioctl_args *)args)); 1841 1842 case LINUX_SNDCTL_DSP_GETODELAY: 1843 args->cmd = SNDCTL_DSP_GETODELAY; 1844 return (ioctl(td, (struct ioctl_args *)args)); 1845 1846 case LINUX_SNDCTL_SEQ_RESET: 1847 args->cmd = SNDCTL_SEQ_RESET; 1848 return (ioctl(td, (struct ioctl_args *)args)); 1849 1850 case LINUX_SNDCTL_SEQ_SYNC: 1851 args->cmd = SNDCTL_SEQ_SYNC; 1852 return (ioctl(td, (struct ioctl_args *)args)); 1853 1854 case LINUX_SNDCTL_SYNTH_INFO: 1855 args->cmd = SNDCTL_SYNTH_INFO; 1856 return (ioctl(td, (struct ioctl_args *)args)); 1857 1858 case LINUX_SNDCTL_SEQ_CTRLRATE: 1859 args->cmd = SNDCTL_SEQ_CTRLRATE; 1860 return (ioctl(td, (struct ioctl_args *)args)); 1861 1862 case LINUX_SNDCTL_SEQ_GETOUTCOUNT: 1863 args->cmd = SNDCTL_SEQ_GETOUTCOUNT; 1864 return (ioctl(td, (struct ioctl_args *)args)); 1865 1866 case LINUX_SNDCTL_SEQ_GETINCOUNT: 1867 args->cmd = SNDCTL_SEQ_GETINCOUNT; 1868 return (ioctl(td, (struct ioctl_args *)args)); 1869 1870 case LINUX_SNDCTL_SEQ_PERCMODE: 1871 args->cmd = SNDCTL_SEQ_PERCMODE; 1872 return (ioctl(td, (struct ioctl_args *)args)); 1873 1874 case LINUX_SNDCTL_FM_LOAD_INSTR: 1875 args->cmd = SNDCTL_FM_LOAD_INSTR; 1876 return (ioctl(td, (struct ioctl_args *)args)); 1877 1878 case LINUX_SNDCTL_SEQ_TESTMIDI: 1879 args->cmd = SNDCTL_SEQ_TESTMIDI; 1880 return (ioctl(td, (struct ioctl_args *)args)); 1881 1882 case LINUX_SNDCTL_SEQ_RESETSAMPLES: 1883 args->cmd = SNDCTL_SEQ_RESETSAMPLES; 1884 return (ioctl(td, (struct ioctl_args *)args)); 1885 1886 case LINUX_SNDCTL_SEQ_NRSYNTHS: 1887 args->cmd = SNDCTL_SEQ_NRSYNTHS; 1888 return (ioctl(td, (struct ioctl_args *)args)); 1889 1890 case LINUX_SNDCTL_SEQ_NRMIDIS: 1891 args->cmd = SNDCTL_SEQ_NRMIDIS; 1892 return (ioctl(td, (struct ioctl_args *)args)); 1893 1894 case LINUX_SNDCTL_MIDI_INFO: 1895 args->cmd = SNDCTL_MIDI_INFO; 1896 return (ioctl(td, (struct ioctl_args *)args)); 1897 1898 case LINUX_SNDCTL_SEQ_TRESHOLD: 1899 args->cmd = SNDCTL_SEQ_TRESHOLD; 1900 return (ioctl(td, (struct ioctl_args *)args)); 1901 1902 case LINUX_SNDCTL_SYNTH_MEMAVL: 1903 args->cmd = SNDCTL_SYNTH_MEMAVL; 1904 return (ioctl(td, (struct ioctl_args *)args)); 1905 1906 } 1907 1908 return (ENOIOCTL); 1909 } 1910 1911 /* 1912 * Console related ioctls 1913 */ 1914 1915 #define ISSIGVALID(sig) ((sig) > 0 && (sig) < NSIG) 1916 1917 static int 1918 linux_ioctl_console(struct thread *td, struct linux_ioctl_args *args) 1919 { 1920 struct file *fp; 1921 int error; 1922 1923 if ((error = fget(td, args->fd, &fp)) != 0) 1924 return (error); 1925 switch (args->cmd & 0xffff) { 1926 1927 case LINUX_KIOCSOUND: 1928 args->cmd = KIOCSOUND; 1929 error = (ioctl(td, (struct ioctl_args *)args)); 1930 break; 1931 1932 case LINUX_KDMKTONE: 1933 args->cmd = KDMKTONE; 1934 error = (ioctl(td, (struct ioctl_args *)args)); 1935 break; 1936 1937 case LINUX_KDGETLED: 1938 args->cmd = KDGETLED; 1939 error = (ioctl(td, (struct ioctl_args *)args)); 1940 break; 1941 1942 case LINUX_KDSETLED: 1943 args->cmd = KDSETLED; 1944 error = (ioctl(td, (struct ioctl_args *)args)); 1945 break; 1946 1947 case LINUX_KDSETMODE: 1948 args->cmd = KDSETMODE; 1949 error = (ioctl(td, (struct ioctl_args *)args)); 1950 break; 1951 1952 case LINUX_KDGETMODE: 1953 args->cmd = KDGETMODE; 1954 error = (ioctl(td, (struct ioctl_args *)args)); 1955 break; 1956 1957 case LINUX_KDGKBMODE: 1958 args->cmd = KDGKBMODE; 1959 error = (ioctl(td, (struct ioctl_args *)args)); 1960 break; 1961 1962 case LINUX_KDSKBMODE: { 1963 int kbdmode; 1964 switch (args->arg) { 1965 case LINUX_KBD_RAW: 1966 kbdmode = K_RAW; 1967 break; 1968 case LINUX_KBD_XLATE: 1969 kbdmode = K_XLATE; 1970 break; 1971 case LINUX_KBD_MEDIUMRAW: 1972 kbdmode = K_RAW; 1973 break; 1974 default: 1975 fdrop(fp, td); 1976 return (EINVAL); 1977 } 1978 error = (fo_ioctl(fp, KDSKBMODE, (caddr_t)&kbdmode, 1979 td->td_ucred, td)); 1980 break; 1981 } 1982 1983 case LINUX_VT_OPENQRY: 1984 args->cmd = VT_OPENQRY; 1985 error = (ioctl(td, (struct ioctl_args *)args)); 1986 break; 1987 1988 case LINUX_VT_GETMODE: 1989 args->cmd = VT_GETMODE; 1990 error = (ioctl(td, (struct ioctl_args *)args)); 1991 break; 1992 1993 case LINUX_VT_SETMODE: { 1994 struct vt_mode mode; 1995 if ((error = copyin((void *)args->arg, &mode, sizeof(mode)))) 1996 break; 1997 if (!ISSIGVALID(mode.frsig) && ISSIGVALID(mode.acqsig)) 1998 mode.frsig = mode.acqsig; 1999 if ((error = copyout(&mode, (void *)args->arg, sizeof(mode)))) 2000 break; 2001 args->cmd = VT_SETMODE; 2002 error = (ioctl(td, (struct ioctl_args *)args)); 2003 break; 2004 } 2005 2006 case LINUX_VT_GETSTATE: 2007 args->cmd = VT_GETACTIVE; 2008 error = (ioctl(td, (struct ioctl_args *)args)); 2009 break; 2010 2011 case LINUX_VT_RELDISP: 2012 args->cmd = VT_RELDISP; 2013 error = (ioctl(td, (struct ioctl_args *)args)); 2014 break; 2015 2016 case LINUX_VT_ACTIVATE: 2017 args->cmd = VT_ACTIVATE; 2018 error = (ioctl(td, (struct ioctl_args *)args)); 2019 break; 2020 2021 case LINUX_VT_WAITACTIVE: 2022 args->cmd = VT_WAITACTIVE; 2023 error = (ioctl(td, (struct ioctl_args *)args)); 2024 break; 2025 2026 default: 2027 error = ENOIOCTL; 2028 break; 2029 } 2030 2031 fdrop(fp, td); 2032 return (error); 2033 } 2034 2035 /* 2036 * Criteria for interface name translation 2037 */ 2038 #define IFP_IS_ETH(ifp) (ifp->if_type == IFT_ETHER) 2039 2040 /* 2041 * Interface function used by linprocfs (at the time of writing). It's not 2042 * used by the Linuxulator itself. 2043 */ 2044 int 2045 linux_ifname(struct ifnet *ifp, char *buffer, size_t buflen) 2046 { 2047 struct ifnet *ifscan; 2048 int ethno; 2049 2050 /* Short-circuit non ethernet interfaces */ 2051 if (!IFP_IS_ETH(ifp)) 2052 return (strlcpy(buffer, ifp->if_xname, buflen)); 2053 2054 /* Determine the (relative) unit number for ethernet interfaces */ 2055 ethno = 0; 2056 IFNET_RLOCK(); 2057 TAILQ_FOREACH(ifscan, &ifnet, if_link) { 2058 if (ifscan == ifp) { 2059 IFNET_RUNLOCK(); 2060 return (snprintf(buffer, buflen, "eth%d", ethno)); 2061 } 2062 if (IFP_IS_ETH(ifscan)) 2063 ethno++; 2064 } 2065 IFNET_RUNLOCK(); 2066 2067 return (0); 2068 } 2069 2070 /* 2071 * Translate a Linux interface name to a FreeBSD interface name, 2072 * and return the associated ifnet structure 2073 * bsdname and lxname need to be least IFNAMSIZ bytes long, but 2074 * can point to the same buffer. 2075 */ 2076 2077 static struct ifnet * 2078 ifname_linux_to_bsd(const char *lxname, char *bsdname) 2079 { 2080 struct ifnet *ifp; 2081 int len, unit; 2082 char *ep; 2083 int is_eth, index; 2084 2085 for (len = 0; len < LINUX_IFNAMSIZ; ++len) 2086 if (!isalpha(lxname[len])) 2087 break; 2088 if (len == 0 || len == LINUX_IFNAMSIZ) 2089 return (NULL); 2090 unit = (int)strtoul(lxname + len, &ep, 10); 2091 if (ep == NULL || ep == lxname + len || ep >= lxname + LINUX_IFNAMSIZ) 2092 return (NULL); 2093 index = 0; 2094 is_eth = (len == 3 && !strncmp(lxname, "eth", len)) ? 1 : 0; 2095 IFNET_RLOCK(); 2096 TAILQ_FOREACH(ifp, &ifnet, if_link) { 2097 /* 2098 * Allow Linux programs to use FreeBSD names. Don't presume 2099 * we never have an interface named "eth", so don't make 2100 * the test optional based on is_eth. 2101 */ 2102 if (strncmp(ifp->if_xname, lxname, LINUX_IFNAMSIZ) == 0) 2103 break; 2104 if (is_eth && IFP_IS_ETH(ifp) && unit == index++) 2105 break; 2106 } 2107 IFNET_RUNLOCK(); 2108 if (ifp != NULL) 2109 strlcpy(bsdname, ifp->if_xname, IFNAMSIZ); 2110 return (ifp); 2111 } 2112 2113 /* 2114 * Implement the SIOCGIFCONF ioctl 2115 */ 2116 2117 static int 2118 linux_ifconf(struct thread *td, struct ifconf *uifc) 2119 { 2120 #ifdef COMPAT_LINUX32 2121 struct l_ifconf ifc; 2122 #else 2123 struct ifconf ifc; 2124 #endif 2125 struct l_ifreq ifr; 2126 struct ifnet *ifp; 2127 struct ifaddr *ifa; 2128 struct sbuf *sb; 2129 int error, ethno, full = 0, valid_len, max_len; 2130 2131 error = copyin(uifc, &ifc, sizeof(ifc)); 2132 if (error != 0) 2133 return (error); 2134 2135 max_len = MAXPHYS - 1; 2136 2137 /* handle the 'request buffer size' case */ 2138 if (ifc.ifc_buf == PTROUT(NULL)) { 2139 ifc.ifc_len = 0; 2140 TAILQ_FOREACH(ifp, &ifnet, if_link) { 2141 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2142 struct sockaddr *sa = ifa->ifa_addr; 2143 if (sa->sa_family == AF_INET) 2144 ifc.ifc_len += sizeof(ifr); 2145 } 2146 } 2147 error = copyout(&ifc, uifc, sizeof(ifc)); 2148 return (error); 2149 } 2150 2151 if (ifc.ifc_len <= 0) 2152 return (EINVAL); 2153 2154 again: 2155 /* Keep track of eth interfaces */ 2156 ethno = 0; 2157 if (ifc.ifc_len <= max_len) { 2158 max_len = ifc.ifc_len; 2159 full = 1; 2160 } 2161 sb = sbuf_new(NULL, NULL, max_len + 1, SBUF_FIXEDLEN); 2162 max_len = 0; 2163 valid_len = 0; 2164 2165 /* Return all AF_INET addresses of all interfaces */ 2166 IFNET_RLOCK(); /* could sleep XXX */ 2167 TAILQ_FOREACH(ifp, &ifnet, if_link) { 2168 int addrs = 0; 2169 2170 bzero(&ifr, sizeof(ifr)); 2171 if (IFP_IS_ETH(ifp)) 2172 snprintf(ifr.ifr_name, LINUX_IFNAMSIZ, "eth%d", 2173 ethno++); 2174 else 2175 strlcpy(ifr.ifr_name, ifp->if_xname, LINUX_IFNAMSIZ); 2176 2177 /* Walk the address list */ 2178 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2179 struct sockaddr *sa = ifa->ifa_addr; 2180 2181 if (sa->sa_family == AF_INET) { 2182 ifr.ifr_addr.sa_family = LINUX_AF_INET; 2183 memcpy(ifr.ifr_addr.sa_data, sa->sa_data, 2184 sizeof(ifr.ifr_addr.sa_data)); 2185 sbuf_bcat(sb, &ifr, sizeof(ifr)); 2186 max_len += sizeof(ifr); 2187 addrs++; 2188 } 2189 2190 if (!sbuf_overflowed(sb)) 2191 valid_len = sbuf_len(sb); 2192 } 2193 if (addrs == 0) { 2194 bzero((caddr_t)&ifr.ifr_addr, sizeof(ifr.ifr_addr)); 2195 sbuf_bcat(sb, &ifr, sizeof(ifr)); 2196 max_len += sizeof(ifr); 2197 2198 if (!sbuf_overflowed(sb)) 2199 valid_len = sbuf_len(sb); 2200 } 2201 } 2202 IFNET_RUNLOCK(); 2203 2204 if (valid_len != max_len && !full) { 2205 sbuf_delete(sb); 2206 goto again; 2207 } 2208 2209 ifc.ifc_len = valid_len; 2210 sbuf_finish(sb); 2211 memcpy(PTRIN(ifc.ifc_buf), sbuf_data(sb), ifc.ifc_len); 2212 error = copyout(&ifc, uifc, sizeof(ifc)); 2213 sbuf_delete(sb); 2214 2215 return (error); 2216 } 2217 2218 static int 2219 linux_gifflags(struct thread *td, struct ifnet *ifp, struct l_ifreq *ifr) 2220 { 2221 l_short flags; 2222 2223 flags = (ifp->if_flags | ifp->if_drv_flags) & 0xffff; 2224 /* these flags have no Linux equivalent */ 2225 flags &= ~(IFF_SMART|IFF_DRV_OACTIVE|IFF_SIMPLEX| 2226 IFF_LINK0|IFF_LINK1|IFF_LINK2); 2227 /* Linux' multicast flag is in a different bit */ 2228 if (flags & IFF_MULTICAST) { 2229 flags &= ~IFF_MULTICAST; 2230 flags |= 0x1000; 2231 } 2232 2233 return (copyout(&flags, &ifr->ifr_flags, sizeof(flags))); 2234 } 2235 2236 #define ARPHRD_ETHER 1 2237 #define ARPHRD_LOOPBACK 772 2238 2239 static int 2240 linux_gifhwaddr(struct ifnet *ifp, struct l_ifreq *ifr) 2241 { 2242 struct ifaddr *ifa; 2243 struct sockaddr_dl *sdl; 2244 struct l_sockaddr lsa; 2245 2246 if (ifp->if_type == IFT_LOOP) { 2247 bzero(&lsa, sizeof(lsa)); 2248 lsa.sa_family = ARPHRD_LOOPBACK; 2249 return (copyout(&lsa, &ifr->ifr_hwaddr, sizeof(lsa))); 2250 } 2251 2252 if (ifp->if_type != IFT_ETHER) 2253 return (ENOENT); 2254 2255 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2256 sdl = (struct sockaddr_dl*)ifa->ifa_addr; 2257 if (sdl != NULL && (sdl->sdl_family == AF_LINK) && 2258 (sdl->sdl_type == IFT_ETHER)) { 2259 bzero(&lsa, sizeof(lsa)); 2260 lsa.sa_family = ARPHRD_ETHER; 2261 bcopy(LLADDR(sdl), lsa.sa_data, LINUX_IFHWADDRLEN); 2262 return (copyout(&lsa, &ifr->ifr_hwaddr, sizeof(lsa))); 2263 } 2264 } 2265 2266 return (ENOENT); 2267 } 2268 2269 2270 /* 2271 * If we fault in bsd_to_linux_ifreq() then we will fault when we call 2272 * the native ioctl(). Thus, we don't really need to check the return 2273 * value of this function. 2274 */ 2275 static int 2276 bsd_to_linux_ifreq(struct ifreq *arg) 2277 { 2278 struct ifreq ifr; 2279 size_t ifr_len = sizeof(struct ifreq); 2280 int error; 2281 2282 if ((error = copyin(arg, &ifr, ifr_len))) 2283 return (error); 2284 2285 *(u_short *)&ifr.ifr_addr = ifr.ifr_addr.sa_family; 2286 2287 error = copyout(&ifr, arg, ifr_len); 2288 2289 return (error); 2290 } 2291 2292 /* 2293 * Socket related ioctls 2294 */ 2295 2296 static int 2297 linux_ioctl_socket(struct thread *td, struct linux_ioctl_args *args) 2298 { 2299 char lifname[LINUX_IFNAMSIZ], ifname[IFNAMSIZ]; 2300 struct ifnet *ifp; 2301 struct file *fp; 2302 int error, type; 2303 2304 ifp = NULL; 2305 error = 0; 2306 2307 if ((error = fget(td, args->fd, &fp)) != 0) 2308 return (error); 2309 type = fp->f_type; 2310 fdrop(fp, td); 2311 if (type != DTYPE_SOCKET) { 2312 /* not a socket - probably a tap / vmnet device */ 2313 switch (args->cmd) { 2314 case LINUX_SIOCGIFADDR: 2315 case LINUX_SIOCSIFADDR: 2316 case LINUX_SIOCGIFFLAGS: 2317 return (linux_ioctl_special(td, args)); 2318 default: 2319 return (ENOIOCTL); 2320 } 2321 } 2322 2323 switch (args->cmd & 0xffff) { 2324 2325 case LINUX_FIOGETOWN: 2326 case LINUX_FIOSETOWN: 2327 case LINUX_SIOCADDMULTI: 2328 case LINUX_SIOCATMARK: 2329 case LINUX_SIOCDELMULTI: 2330 case LINUX_SIOCGIFCONF: 2331 case LINUX_SIOCGPGRP: 2332 case LINUX_SIOCSPGRP: 2333 case LINUX_SIOCGIFCOUNT: 2334 /* these ioctls don't take an interface name */ 2335 #ifdef DEBUG 2336 printf("%s(): ioctl %d\n", __func__, 2337 args->cmd & 0xffff); 2338 #endif 2339 break; 2340 2341 case LINUX_SIOCGIFFLAGS: 2342 case LINUX_SIOCGIFADDR: 2343 case LINUX_SIOCSIFADDR: 2344 case LINUX_SIOCGIFDSTADDR: 2345 case LINUX_SIOCGIFBRDADDR: 2346 case LINUX_SIOCGIFNETMASK: 2347 case LINUX_SIOCSIFNETMASK: 2348 case LINUX_SIOCGIFMTU: 2349 case LINUX_SIOCSIFMTU: 2350 case LINUX_SIOCSIFNAME: 2351 case LINUX_SIOCGIFHWADDR: 2352 case LINUX_SIOCSIFHWADDR: 2353 case LINUX_SIOCDEVPRIVATE: 2354 case LINUX_SIOCDEVPRIVATE+1: 2355 case LINUX_SIOCGIFINDEX: 2356 /* copy in the interface name and translate it. */ 2357 error = copyin((void *)args->arg, lifname, LINUX_IFNAMSIZ); 2358 if (error != 0) 2359 return (error); 2360 #ifdef DEBUG 2361 printf("%s(): ioctl %d on %.*s\n", __func__, 2362 args->cmd & 0xffff, LINUX_IFNAMSIZ, lifname); 2363 #endif 2364 ifp = ifname_linux_to_bsd(lifname, ifname); 2365 if (ifp == NULL) 2366 return (EINVAL); 2367 /* 2368 * We need to copy it back out in case we pass the 2369 * request on to our native ioctl(), which will expect 2370 * the ifreq to be in user space and have the correct 2371 * interface name. 2372 */ 2373 error = copyout(ifname, (void *)args->arg, IFNAMSIZ); 2374 if (error != 0) 2375 return (error); 2376 #ifdef DEBUG 2377 printf("%s(): %s translated to %s\n", __func__, 2378 lifname, ifname); 2379 #endif 2380 break; 2381 2382 default: 2383 return (ENOIOCTL); 2384 } 2385 2386 switch (args->cmd & 0xffff) { 2387 2388 case LINUX_FIOSETOWN: 2389 args->cmd = FIOSETOWN; 2390 error = ioctl(td, (struct ioctl_args *)args); 2391 break; 2392 2393 case LINUX_SIOCSPGRP: 2394 args->cmd = SIOCSPGRP; 2395 error = ioctl(td, (struct ioctl_args *)args); 2396 break; 2397 2398 case LINUX_FIOGETOWN: 2399 args->cmd = FIOGETOWN; 2400 error = ioctl(td, (struct ioctl_args *)args); 2401 break; 2402 2403 case LINUX_SIOCGPGRP: 2404 args->cmd = SIOCGPGRP; 2405 error = ioctl(td, (struct ioctl_args *)args); 2406 break; 2407 2408 case LINUX_SIOCATMARK: 2409 args->cmd = SIOCATMARK; 2410 error = ioctl(td, (struct ioctl_args *)args); 2411 break; 2412 2413 /* LINUX_SIOCGSTAMP */ 2414 2415 case LINUX_SIOCGIFCONF: 2416 error = linux_ifconf(td, (struct ifconf *)args->arg); 2417 break; 2418 2419 case LINUX_SIOCGIFFLAGS: 2420 args->cmd = SIOCGIFFLAGS; 2421 error = linux_gifflags(td, ifp, (struct l_ifreq *)args->arg); 2422 break; 2423 2424 case LINUX_SIOCGIFADDR: 2425 args->cmd = SIOCGIFADDR; 2426 error = ioctl(td, (struct ioctl_args *)args); 2427 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2428 break; 2429 2430 case LINUX_SIOCSIFADDR: 2431 /* XXX probably doesn't work, included for completeness */ 2432 args->cmd = SIOCSIFADDR; 2433 error = ioctl(td, (struct ioctl_args *)args); 2434 break; 2435 2436 case LINUX_SIOCGIFDSTADDR: 2437 args->cmd = SIOCGIFDSTADDR; 2438 error = ioctl(td, (struct ioctl_args *)args); 2439 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2440 break; 2441 2442 case LINUX_SIOCGIFBRDADDR: 2443 args->cmd = SIOCGIFBRDADDR; 2444 error = ioctl(td, (struct ioctl_args *)args); 2445 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2446 break; 2447 2448 case LINUX_SIOCGIFNETMASK: 2449 args->cmd = SIOCGIFNETMASK; 2450 error = ioctl(td, (struct ioctl_args *)args); 2451 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2452 break; 2453 2454 case LINUX_SIOCSIFNETMASK: 2455 error = ENOIOCTL; 2456 break; 2457 2458 case LINUX_SIOCGIFMTU: 2459 args->cmd = SIOCGIFMTU; 2460 error = ioctl(td, (struct ioctl_args *)args); 2461 break; 2462 2463 case LINUX_SIOCSIFMTU: 2464 args->cmd = SIOCSIFMTU; 2465 error = ioctl(td, (struct ioctl_args *)args); 2466 break; 2467 2468 case LINUX_SIOCSIFNAME: 2469 error = ENOIOCTL; 2470 break; 2471 2472 case LINUX_SIOCGIFHWADDR: 2473 error = linux_gifhwaddr(ifp, (struct l_ifreq *)args->arg); 2474 break; 2475 2476 case LINUX_SIOCSIFHWADDR: 2477 error = ENOIOCTL; 2478 break; 2479 2480 case LINUX_SIOCADDMULTI: 2481 args->cmd = SIOCADDMULTI; 2482 error = ioctl(td, (struct ioctl_args *)args); 2483 break; 2484 2485 case LINUX_SIOCDELMULTI: 2486 args->cmd = SIOCDELMULTI; 2487 error = ioctl(td, (struct ioctl_args *)args); 2488 break; 2489 2490 case LINUX_SIOCGIFINDEX: 2491 args->cmd = SIOCGIFINDEX; 2492 error = ioctl(td, (struct ioctl_args *)args); 2493 break; 2494 2495 case LINUX_SIOCGIFCOUNT: 2496 error = 0; 2497 break; 2498 2499 /* 2500 * XXX This is slightly bogus, but these ioctls are currently 2501 * XXX only used by the aironet (if_an) network driver. 2502 */ 2503 case LINUX_SIOCDEVPRIVATE: 2504 args->cmd = SIOCGPRIVATE_0; 2505 error = ioctl(td, (struct ioctl_args *)args); 2506 break; 2507 2508 case LINUX_SIOCDEVPRIVATE+1: 2509 args->cmd = SIOCGPRIVATE_1; 2510 error = ioctl(td, (struct ioctl_args *)args); 2511 break; 2512 } 2513 2514 if (ifp != NULL) 2515 /* restore the original interface name */ 2516 copyout(lifname, (void *)args->arg, LINUX_IFNAMSIZ); 2517 2518 #ifdef DEBUG 2519 printf("%s(): returning %d\n", __func__, error); 2520 #endif 2521 return (error); 2522 } 2523 2524 /* 2525 * Device private ioctl handler 2526 */ 2527 static int 2528 linux_ioctl_private(struct thread *td, struct linux_ioctl_args *args) 2529 { 2530 struct file *fp; 2531 int error, type; 2532 2533 if ((error = fget(td, args->fd, &fp)) != 0) 2534 return (error); 2535 type = fp->f_type; 2536 fdrop(fp, td); 2537 if (type == DTYPE_SOCKET) 2538 return (linux_ioctl_socket(td, args)); 2539 return (ENOIOCTL); 2540 } 2541 2542 /* 2543 * DRM ioctl handler (sys/dev/drm) 2544 */ 2545 static int 2546 linux_ioctl_drm(struct thread *td, struct linux_ioctl_args *args) 2547 { 2548 args->cmd = SETDIR(args->cmd); 2549 return ioctl(td, (struct ioctl_args *)args); 2550 } 2551 2552 static int 2553 linux_ioctl_sg(struct thread *td, struct linux_ioctl_args *args) 2554 { 2555 struct file *fp; 2556 u_long cmd; 2557 int error; 2558 2559 if ((error = fget(td, args->fd, &fp)) != 0) { 2560 printf("sg_linux_ioctl: fget returned %d\n", error); 2561 return (error); 2562 } 2563 cmd = args->cmd; 2564 2565 error = (fo_ioctl(fp, cmd, (caddr_t)args->arg, td->td_ucred, td)); 2566 fdrop(fp, td); 2567 return (error); 2568 } 2569 2570 /* 2571 * Special ioctl handler 2572 */ 2573 static int 2574 linux_ioctl_special(struct thread *td, struct linux_ioctl_args *args) 2575 { 2576 int error; 2577 2578 switch (args->cmd) { 2579 case LINUX_SIOCGIFADDR: 2580 args->cmd = SIOCGIFADDR; 2581 error = ioctl(td, (struct ioctl_args *)args); 2582 break; 2583 case LINUX_SIOCSIFADDR: 2584 args->cmd = SIOCSIFADDR; 2585 error = ioctl(td, (struct ioctl_args *)args); 2586 break; 2587 case LINUX_SIOCGIFFLAGS: 2588 args->cmd = SIOCGIFFLAGS; 2589 error = ioctl(td, (struct ioctl_args *)args); 2590 break; 2591 default: 2592 error = ENOIOCTL; 2593 } 2594 2595 return (error); 2596 } 2597 2598 /* 2599 * main ioctl syscall function 2600 */ 2601 2602 int 2603 linux_ioctl(struct thread *td, struct linux_ioctl_args *args) 2604 { 2605 struct file *fp; 2606 struct handler_element *he; 2607 int error, cmd; 2608 2609 #ifdef DEBUG 2610 if (ldebug(ioctl)) 2611 printf(ARGS(ioctl, "%d, %04lx, *"), args->fd, 2612 (unsigned long)args->cmd); 2613 #endif 2614 2615 if ((error = fget(td, args->fd, &fp)) != 0) 2616 return (error); 2617 if ((fp->f_flag & (FREAD|FWRITE)) == 0) { 2618 fdrop(fp, td); 2619 return (EBADF); 2620 } 2621 2622 /* Iterate over the ioctl handlers */ 2623 cmd = args->cmd & 0xffff; 2624 sx_slock(&linux_ioctl_sx); 2625 mtx_lock(&Giant); 2626 TAILQ_FOREACH(he, &handlers, list) { 2627 if (cmd >= he->low && cmd <= he->high) { 2628 error = (*he->func)(td, args); 2629 if (error != ENOIOCTL) { 2630 mtx_unlock(&Giant); 2631 sx_sunlock(&linux_ioctl_sx); 2632 fdrop(fp, td); 2633 return (error); 2634 } 2635 } 2636 } 2637 mtx_unlock(&Giant); 2638 sx_sunlock(&linux_ioctl_sx); 2639 fdrop(fp, td); 2640 2641 linux_msg(td, "ioctl fd=%d, cmd=0x%x ('%c',%d) is not implemented", 2642 args->fd, (int)(args->cmd & 0xffff), 2643 (int)(args->cmd & 0xff00) >> 8, (int)(args->cmd & 0xff)); 2644 2645 return (EINVAL); 2646 } 2647 2648 int 2649 linux_ioctl_register_handler(struct linux_ioctl_handler *h) 2650 { 2651 struct handler_element *he, *cur; 2652 2653 if (h == NULL || h->func == NULL) 2654 return (EINVAL); 2655 2656 /* 2657 * Reuse the element if the handler is already on the list, otherwise 2658 * create a new element. 2659 */ 2660 sx_xlock(&linux_ioctl_sx); 2661 TAILQ_FOREACH(he, &handlers, list) { 2662 if (he->func == h->func) 2663 break; 2664 } 2665 if (he == NULL) { 2666 MALLOC(he, struct handler_element *, sizeof(*he), 2667 M_LINUX, M_WAITOK); 2668 he->func = h->func; 2669 } else 2670 TAILQ_REMOVE(&handlers, he, list); 2671 2672 /* Initialize range information. */ 2673 he->low = h->low; 2674 he->high = h->high; 2675 he->span = h->high - h->low + 1; 2676 2677 /* Add the element to the list, sorted on span. */ 2678 TAILQ_FOREACH(cur, &handlers, list) { 2679 if (cur->span > he->span) { 2680 TAILQ_INSERT_BEFORE(cur, he, list); 2681 sx_xunlock(&linux_ioctl_sx); 2682 return (0); 2683 } 2684 } 2685 TAILQ_INSERT_TAIL(&handlers, he, list); 2686 sx_xunlock(&linux_ioctl_sx); 2687 2688 return (0); 2689 } 2690 2691 int 2692 linux_ioctl_unregister_handler(struct linux_ioctl_handler *h) 2693 { 2694 struct handler_element *he; 2695 2696 if (h == NULL || h->func == NULL) 2697 return (EINVAL); 2698 2699 sx_xlock(&linux_ioctl_sx); 2700 TAILQ_FOREACH(he, &handlers, list) { 2701 if (he->func == h->func) { 2702 TAILQ_REMOVE(&handlers, he, list); 2703 sx_xunlock(&linux_ioctl_sx); 2704 FREE(he, M_LINUX); 2705 return (0); 2706 } 2707 } 2708 sx_xunlock(&linux_ioctl_sx); 2709 2710 return (EINVAL); 2711 } 2712