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