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 "opt_compat.h" 30 31 #include <sys/cdefs.h> 32 __FBSDID("$FreeBSD$"); 33 34 #include <sys/param.h> 35 #include <sys/systm.h> 36 #include <sys/sysproto.h> 37 #include <sys/cdio.h> 38 #include <sys/dvdio.h> 39 #include <sys/conf.h> 40 #include <sys/disk.h> 41 #include <sys/consio.h> 42 #include <sys/ctype.h> 43 #include <sys/fcntl.h> 44 #include <sys/file.h> 45 #include <sys/filedesc.h> 46 #include <sys/filio.h> 47 #include <sys/kbio.h> 48 #include <sys/kernel.h> 49 #include <sys/linker_set.h> 50 #include <sys/lock.h> 51 #include <sys/malloc.h> 52 #include <sys/proc.h> 53 #include <sys/sbuf.h> 54 #include <sys/socket.h> 55 #include <sys/sockio.h> 56 #include <sys/soundcard.h> 57 #include <sys/stdint.h> 58 #include <sys/sx.h> 59 #include <sys/tty.h> 60 #include <sys/uio.h> 61 #include <sys/vimage.h> 62 63 #include <net/if.h> 64 #include <net/if_dl.h> 65 #include <net/if_types.h> 66 #include <net/route.h> 67 #include <net/vnet.h> 68 69 #ifdef COMPAT_LINUX32 70 #include <machine/../linux32/linux.h> 71 #include <machine/../linux32/linux32_proto.h> 72 #else 73 #include <machine/../linux/linux.h> 74 #include <machine/../linux/linux_proto.h> 75 #endif 76 77 #include <compat/linux/linux_ioctl.h> 78 #include <compat/linux/linux_mib.h> 79 #include <compat/linux/linux_socket.h> 80 #include <compat/linux/linux_util.h> 81 82 CTASSERT(LINUX_IFNAMSIZ == IFNAMSIZ); 83 84 static linux_ioctl_function_t linux_ioctl_cdrom; 85 static linux_ioctl_function_t linux_ioctl_vfat; 86 static linux_ioctl_function_t linux_ioctl_console; 87 static linux_ioctl_function_t linux_ioctl_hdio; 88 static linux_ioctl_function_t linux_ioctl_disk; 89 static linux_ioctl_function_t linux_ioctl_socket; 90 static linux_ioctl_function_t linux_ioctl_sound; 91 static linux_ioctl_function_t linux_ioctl_termio; 92 static linux_ioctl_function_t linux_ioctl_private; 93 static linux_ioctl_function_t linux_ioctl_drm; 94 static linux_ioctl_function_t linux_ioctl_sg; 95 static linux_ioctl_function_t linux_ioctl_special; 96 97 static struct linux_ioctl_handler cdrom_handler = 98 { linux_ioctl_cdrom, LINUX_IOCTL_CDROM_MIN, LINUX_IOCTL_CDROM_MAX }; 99 static struct linux_ioctl_handler vfat_handler = 100 { linux_ioctl_vfat, LINUX_IOCTL_VFAT_MIN, LINUX_IOCTL_VFAT_MAX }; 101 static struct linux_ioctl_handler console_handler = 102 { linux_ioctl_console, LINUX_IOCTL_CONSOLE_MIN, LINUX_IOCTL_CONSOLE_MAX }; 103 static struct linux_ioctl_handler hdio_handler = 104 { linux_ioctl_hdio, LINUX_IOCTL_HDIO_MIN, LINUX_IOCTL_HDIO_MAX }; 105 static struct linux_ioctl_handler disk_handler = 106 { linux_ioctl_disk, LINUX_IOCTL_DISK_MIN, LINUX_IOCTL_DISK_MAX }; 107 static struct linux_ioctl_handler socket_handler = 108 { linux_ioctl_socket, LINUX_IOCTL_SOCKET_MIN, LINUX_IOCTL_SOCKET_MAX }; 109 static struct linux_ioctl_handler sound_handler = 110 { linux_ioctl_sound, LINUX_IOCTL_SOUND_MIN, LINUX_IOCTL_SOUND_MAX }; 111 static struct linux_ioctl_handler termio_handler = 112 { linux_ioctl_termio, LINUX_IOCTL_TERMIO_MIN, LINUX_IOCTL_TERMIO_MAX }; 113 static struct linux_ioctl_handler private_handler = 114 { linux_ioctl_private, LINUX_IOCTL_PRIVATE_MIN, LINUX_IOCTL_PRIVATE_MAX }; 115 static struct linux_ioctl_handler drm_handler = 116 { linux_ioctl_drm, LINUX_IOCTL_DRM_MIN, LINUX_IOCTL_DRM_MAX }; 117 static struct linux_ioctl_handler sg_handler = 118 { linux_ioctl_sg, LINUX_IOCTL_SG_MIN, LINUX_IOCTL_SG_MAX }; 119 120 DATA_SET(linux_ioctl_handler_set, cdrom_handler); 121 DATA_SET(linux_ioctl_handler_set, vfat_handler); 122 DATA_SET(linux_ioctl_handler_set, console_handler); 123 DATA_SET(linux_ioctl_handler_set, hdio_handler); 124 DATA_SET(linux_ioctl_handler_set, disk_handler); 125 DATA_SET(linux_ioctl_handler_set, socket_handler); 126 DATA_SET(linux_ioctl_handler_set, sound_handler); 127 DATA_SET(linux_ioctl_handler_set, termio_handler); 128 DATA_SET(linux_ioctl_handler_set, private_handler); 129 DATA_SET(linux_ioctl_handler_set, drm_handler); 130 DATA_SET(linux_ioctl_handler_set, sg_handler); 131 132 struct handler_element 133 { 134 TAILQ_ENTRY(handler_element) list; 135 int (*func)(struct thread *, struct linux_ioctl_args *); 136 int low, high, span; 137 }; 138 139 static TAILQ_HEAD(, handler_element) handlers = 140 TAILQ_HEAD_INITIALIZER(handlers); 141 static struct sx linux_ioctl_sx; 142 SX_SYSINIT(linux_ioctl, &linux_ioctl_sx, "linux ioctl handlers"); 143 144 /* 145 * hdio related ioctls for VMWare support 146 */ 147 148 struct linux_hd_geometry { 149 u_int8_t heads; 150 u_int8_t sectors; 151 u_int16_t cylinders; 152 u_int32_t start; 153 }; 154 155 struct linux_hd_big_geometry { 156 u_int8_t heads; 157 u_int8_t sectors; 158 u_int32_t cylinders; 159 u_int32_t start; 160 }; 161 162 static int 163 linux_ioctl_hdio(struct thread *td, struct linux_ioctl_args *args) 164 { 165 struct file *fp; 166 int error; 167 u_int sectorsize, fwcylinders, fwheads, fwsectors; 168 off_t mediasize, bytespercyl; 169 170 if ((error = fget(td, args->fd, &fp)) != 0) 171 return (error); 172 switch (args->cmd & 0xffff) { 173 case LINUX_HDIO_GET_GEO: 174 case LINUX_HDIO_GET_GEO_BIG: 175 error = fo_ioctl(fp, DIOCGMEDIASIZE, 176 (caddr_t)&mediasize, td->td_ucred, td); 177 if (!error) 178 error = fo_ioctl(fp, DIOCGSECTORSIZE, 179 (caddr_t)§orsize, td->td_ucred, td); 180 if (!error) 181 error = fo_ioctl(fp, DIOCGFWHEADS, 182 (caddr_t)&fwheads, td->td_ucred, td); 183 if (!error) 184 error = fo_ioctl(fp, DIOCGFWSECTORS, 185 (caddr_t)&fwsectors, td->td_ucred, td); 186 /* 187 * XXX: DIOCGFIRSTOFFSET is not yet implemented, so 188 * so pretend that GEOM always says 0. This is NOT VALID 189 * for slices or partitions, only the per-disk raw devices. 190 */ 191 192 fdrop(fp, td); 193 if (error) 194 return (error); 195 /* 196 * 1. Calculate the number of bytes in a cylinder, 197 * given the firmware's notion of heads and sectors 198 * per cylinder. 199 * 2. Calculate the number of cylinders, given the total 200 * size of the media. 201 * All internal calculations should have 64-bit precision. 202 */ 203 bytespercyl = (off_t) sectorsize * fwheads * fwsectors; 204 fwcylinders = mediasize / bytespercyl; 205 #if defined(DEBUG) 206 linux_msg(td, "HDIO_GET_GEO: mediasize %jd, c/h/s %d/%d/%d, " 207 "bpc %jd", 208 (intmax_t)mediasize, fwcylinders, fwheads, fwsectors, 209 (intmax_t)bytespercyl); 210 #endif 211 if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO) { 212 struct linux_hd_geometry hdg; 213 214 hdg.cylinders = fwcylinders; 215 hdg.heads = fwheads; 216 hdg.sectors = fwsectors; 217 hdg.start = 0; 218 error = copyout(&hdg, (void *)args->arg, sizeof(hdg)); 219 } else if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO_BIG) { 220 struct linux_hd_big_geometry hdbg; 221 222 hdbg.cylinders = fwcylinders; 223 hdbg.heads = fwheads; 224 hdbg.sectors = fwsectors; 225 hdbg.start = 0; 226 error = copyout(&hdbg, (void *)args->arg, sizeof(hdbg)); 227 } 228 return (error); 229 break; 230 default: 231 /* XXX */ 232 linux_msg(td, 233 "ioctl fd=%d, cmd=0x%x ('%c',%d) is not implemented", 234 args->fd, (int)(args->cmd & 0xffff), 235 (int)(args->cmd & 0xff00) >> 8, 236 (int)(args->cmd & 0xff)); 237 break; 238 } 239 fdrop(fp, td); 240 return (ENOIOCTL); 241 } 242 243 static int 244 linux_ioctl_disk(struct thread *td, struct linux_ioctl_args *args) 245 { 246 struct file *fp; 247 int error; 248 u_int sectorsize; 249 off_t mediasize; 250 251 if ((error = fget(td, args->fd, &fp)) != 0) 252 return (error); 253 switch (args->cmd & 0xffff) { 254 case LINUX_BLKGETSIZE: 255 error = fo_ioctl(fp, DIOCGSECTORSIZE, 256 (caddr_t)§orsize, td->td_ucred, td); 257 if (!error) 258 error = fo_ioctl(fp, DIOCGMEDIASIZE, 259 (caddr_t)&mediasize, td->td_ucred, td); 260 fdrop(fp, td); 261 if (error) 262 return (error); 263 sectorsize = mediasize / sectorsize; 264 /* 265 * XXX: How do we know we return the right size of integer ? 266 */ 267 return (copyout(§orsize, (void *)args->arg, 268 sizeof(sectorsize))); 269 break; 270 } 271 fdrop(fp, td); 272 return (ENOIOCTL); 273 } 274 275 /* 276 * termio related ioctls 277 */ 278 279 struct linux_termio { 280 unsigned short c_iflag; 281 unsigned short c_oflag; 282 unsigned short c_cflag; 283 unsigned short c_lflag; 284 unsigned char c_line; 285 unsigned char c_cc[LINUX_NCC]; 286 }; 287 288 struct linux_termios { 289 unsigned int c_iflag; 290 unsigned int c_oflag; 291 unsigned int c_cflag; 292 unsigned int c_lflag; 293 unsigned char c_line; 294 unsigned char c_cc[LINUX_NCCS]; 295 }; 296 297 struct linux_winsize { 298 unsigned short ws_row, ws_col; 299 unsigned short ws_xpixel, ws_ypixel; 300 }; 301 302 struct speedtab { 303 int sp_speed; /* Speed. */ 304 int sp_code; /* Code. */ 305 }; 306 307 static struct speedtab sptab[] = { 308 { B0, LINUX_B0 }, { B50, LINUX_B50 }, 309 { B75, LINUX_B75 }, { B110, LINUX_B110 }, 310 { B134, LINUX_B134 }, { B150, LINUX_B150 }, 311 { B200, LINUX_B200 }, { B300, LINUX_B300 }, 312 { B600, LINUX_B600 }, { B1200, LINUX_B1200 }, 313 { B1800, LINUX_B1800 }, { B2400, LINUX_B2400 }, 314 { B4800, LINUX_B4800 }, { B9600, LINUX_B9600 }, 315 { B19200, LINUX_B19200 }, { B38400, LINUX_B38400 }, 316 { B57600, LINUX_B57600 }, { B115200, LINUX_B115200 }, 317 {-1, -1 } 318 }; 319 320 struct linux_serial_struct { 321 int type; 322 int line; 323 int port; 324 int irq; 325 int flags; 326 int xmit_fifo_size; 327 int custom_divisor; 328 int baud_base; 329 unsigned short close_delay; 330 char reserved_char[2]; 331 int hub6; 332 unsigned short closing_wait; 333 unsigned short closing_wait2; 334 int reserved[4]; 335 }; 336 337 static int 338 linux_to_bsd_speed(int code, struct speedtab *table) 339 { 340 for ( ; table->sp_code != -1; table++) 341 if (table->sp_code == code) 342 return (table->sp_speed); 343 return -1; 344 } 345 346 static int 347 bsd_to_linux_speed(int speed, struct speedtab *table) 348 { 349 for ( ; table->sp_speed != -1; table++) 350 if (table->sp_speed == speed) 351 return (table->sp_code); 352 return -1; 353 } 354 355 static void 356 bsd_to_linux_termios(struct termios *bios, struct linux_termios *lios) 357 { 358 int i; 359 360 #ifdef DEBUG 361 if (ldebug(ioctl)) { 362 printf("LINUX: BSD termios structure (input):\n"); 363 printf("i=%08x o=%08x c=%08x l=%08x ispeed=%d ospeed=%d\n", 364 bios->c_iflag, bios->c_oflag, bios->c_cflag, bios->c_lflag, 365 bios->c_ispeed, bios->c_ospeed); 366 printf("c_cc "); 367 for (i=0; i<NCCS; i++) 368 printf("%02x ", bios->c_cc[i]); 369 printf("\n"); 370 } 371 #endif 372 373 lios->c_iflag = 0; 374 if (bios->c_iflag & IGNBRK) 375 lios->c_iflag |= LINUX_IGNBRK; 376 if (bios->c_iflag & BRKINT) 377 lios->c_iflag |= LINUX_BRKINT; 378 if (bios->c_iflag & IGNPAR) 379 lios->c_iflag |= LINUX_IGNPAR; 380 if (bios->c_iflag & PARMRK) 381 lios->c_iflag |= LINUX_PARMRK; 382 if (bios->c_iflag & INPCK) 383 lios->c_iflag |= LINUX_INPCK; 384 if (bios->c_iflag & ISTRIP) 385 lios->c_iflag |= LINUX_ISTRIP; 386 if (bios->c_iflag & INLCR) 387 lios->c_iflag |= LINUX_INLCR; 388 if (bios->c_iflag & IGNCR) 389 lios->c_iflag |= LINUX_IGNCR; 390 if (bios->c_iflag & ICRNL) 391 lios->c_iflag |= LINUX_ICRNL; 392 if (bios->c_iflag & IXON) 393 lios->c_iflag |= LINUX_IXON; 394 if (bios->c_iflag & IXANY) 395 lios->c_iflag |= LINUX_IXANY; 396 if (bios->c_iflag & IXOFF) 397 lios->c_iflag |= LINUX_IXOFF; 398 if (bios->c_iflag & IMAXBEL) 399 lios->c_iflag |= LINUX_IMAXBEL; 400 401 lios->c_oflag = 0; 402 if (bios->c_oflag & OPOST) 403 lios->c_oflag |= LINUX_OPOST; 404 if (bios->c_oflag & ONLCR) 405 lios->c_oflag |= LINUX_ONLCR; 406 if (bios->c_oflag & TAB3) 407 lios->c_oflag |= LINUX_XTABS; 408 409 lios->c_cflag = bsd_to_linux_speed(bios->c_ispeed, sptab); 410 lios->c_cflag |= (bios->c_cflag & CSIZE) >> 4; 411 if (bios->c_cflag & CSTOPB) 412 lios->c_cflag |= LINUX_CSTOPB; 413 if (bios->c_cflag & CREAD) 414 lios->c_cflag |= LINUX_CREAD; 415 if (bios->c_cflag & PARENB) 416 lios->c_cflag |= LINUX_PARENB; 417 if (bios->c_cflag & PARODD) 418 lios->c_cflag |= LINUX_PARODD; 419 if (bios->c_cflag & HUPCL) 420 lios->c_cflag |= LINUX_HUPCL; 421 if (bios->c_cflag & CLOCAL) 422 lios->c_cflag |= LINUX_CLOCAL; 423 if (bios->c_cflag & CRTSCTS) 424 lios->c_cflag |= LINUX_CRTSCTS; 425 426 lios->c_lflag = 0; 427 if (bios->c_lflag & ISIG) 428 lios->c_lflag |= LINUX_ISIG; 429 if (bios->c_lflag & ICANON) 430 lios->c_lflag |= LINUX_ICANON; 431 if (bios->c_lflag & ECHO) 432 lios->c_lflag |= LINUX_ECHO; 433 if (bios->c_lflag & ECHOE) 434 lios->c_lflag |= LINUX_ECHOE; 435 if (bios->c_lflag & ECHOK) 436 lios->c_lflag |= LINUX_ECHOK; 437 if (bios->c_lflag & ECHONL) 438 lios->c_lflag |= LINUX_ECHONL; 439 if (bios->c_lflag & NOFLSH) 440 lios->c_lflag |= LINUX_NOFLSH; 441 if (bios->c_lflag & TOSTOP) 442 lios->c_lflag |= LINUX_TOSTOP; 443 if (bios->c_lflag & ECHOCTL) 444 lios->c_lflag |= LINUX_ECHOCTL; 445 if (bios->c_lflag & ECHOPRT) 446 lios->c_lflag |= LINUX_ECHOPRT; 447 if (bios->c_lflag & ECHOKE) 448 lios->c_lflag |= LINUX_ECHOKE; 449 if (bios->c_lflag & FLUSHO) 450 lios->c_lflag |= LINUX_FLUSHO; 451 if (bios->c_lflag & PENDIN) 452 lios->c_lflag |= LINUX_PENDIN; 453 if (bios->c_lflag & IEXTEN) 454 lios->c_lflag |= LINUX_IEXTEN; 455 456 for (i=0; i<LINUX_NCCS; i++) 457 lios->c_cc[i] = LINUX_POSIX_VDISABLE; 458 lios->c_cc[LINUX_VINTR] = bios->c_cc[VINTR]; 459 lios->c_cc[LINUX_VQUIT] = bios->c_cc[VQUIT]; 460 lios->c_cc[LINUX_VERASE] = bios->c_cc[VERASE]; 461 lios->c_cc[LINUX_VKILL] = bios->c_cc[VKILL]; 462 lios->c_cc[LINUX_VEOF] = bios->c_cc[VEOF]; 463 lios->c_cc[LINUX_VEOL] = bios->c_cc[VEOL]; 464 lios->c_cc[LINUX_VMIN] = bios->c_cc[VMIN]; 465 lios->c_cc[LINUX_VTIME] = bios->c_cc[VTIME]; 466 lios->c_cc[LINUX_VEOL2] = bios->c_cc[VEOL2]; 467 lios->c_cc[LINUX_VSUSP] = bios->c_cc[VSUSP]; 468 lios->c_cc[LINUX_VSTART] = bios->c_cc[VSTART]; 469 lios->c_cc[LINUX_VSTOP] = bios->c_cc[VSTOP]; 470 lios->c_cc[LINUX_VREPRINT] = bios->c_cc[VREPRINT]; 471 lios->c_cc[LINUX_VDISCARD] = bios->c_cc[VDISCARD]; 472 lios->c_cc[LINUX_VWERASE] = bios->c_cc[VWERASE]; 473 lios->c_cc[LINUX_VLNEXT] = bios->c_cc[VLNEXT]; 474 475 for (i=0; i<LINUX_NCCS; i++) { 476 if (i != LINUX_VMIN && i != LINUX_VTIME && 477 lios->c_cc[i] == _POSIX_VDISABLE) 478 lios->c_cc[i] = LINUX_POSIX_VDISABLE; 479 } 480 lios->c_line = 0; 481 482 #ifdef DEBUG 483 if (ldebug(ioctl)) { 484 printf("LINUX: LINUX termios structure (output):\n"); 485 printf("i=%08x o=%08x c=%08x l=%08x line=%d\n", 486 lios->c_iflag, lios->c_oflag, lios->c_cflag, 487 lios->c_lflag, (int)lios->c_line); 488 printf("c_cc "); 489 for (i=0; i<LINUX_NCCS; i++) 490 printf("%02x ", lios->c_cc[i]); 491 printf("\n"); 492 } 493 #endif 494 } 495 496 static void 497 linux_to_bsd_termios(struct linux_termios *lios, struct termios *bios) 498 { 499 int i; 500 501 #ifdef DEBUG 502 if (ldebug(ioctl)) { 503 printf("LINUX: LINUX termios structure (input):\n"); 504 printf("i=%08x o=%08x c=%08x l=%08x line=%d\n", 505 lios->c_iflag, lios->c_oflag, lios->c_cflag, 506 lios->c_lflag, (int)lios->c_line); 507 printf("c_cc "); 508 for (i=0; i<LINUX_NCCS; i++) 509 printf("%02x ", lios->c_cc[i]); 510 printf("\n"); 511 } 512 #endif 513 514 bios->c_iflag = 0; 515 if (lios->c_iflag & LINUX_IGNBRK) 516 bios->c_iflag |= IGNBRK; 517 if (lios->c_iflag & LINUX_BRKINT) 518 bios->c_iflag |= BRKINT; 519 if (lios->c_iflag & LINUX_IGNPAR) 520 bios->c_iflag |= IGNPAR; 521 if (lios->c_iflag & LINUX_PARMRK) 522 bios->c_iflag |= PARMRK; 523 if (lios->c_iflag & LINUX_INPCK) 524 bios->c_iflag |= INPCK; 525 if (lios->c_iflag & LINUX_ISTRIP) 526 bios->c_iflag |= ISTRIP; 527 if (lios->c_iflag & LINUX_INLCR) 528 bios->c_iflag |= INLCR; 529 if (lios->c_iflag & LINUX_IGNCR) 530 bios->c_iflag |= IGNCR; 531 if (lios->c_iflag & LINUX_ICRNL) 532 bios->c_iflag |= ICRNL; 533 if (lios->c_iflag & LINUX_IXON) 534 bios->c_iflag |= IXON; 535 if (lios->c_iflag & LINUX_IXANY) 536 bios->c_iflag |= IXANY; 537 if (lios->c_iflag & LINUX_IXOFF) 538 bios->c_iflag |= IXOFF; 539 if (lios->c_iflag & LINUX_IMAXBEL) 540 bios->c_iflag |= IMAXBEL; 541 542 bios->c_oflag = 0; 543 if (lios->c_oflag & LINUX_OPOST) 544 bios->c_oflag |= OPOST; 545 if (lios->c_oflag & LINUX_ONLCR) 546 bios->c_oflag |= ONLCR; 547 if (lios->c_oflag & LINUX_XTABS) 548 bios->c_oflag |= TAB3; 549 550 bios->c_cflag = (lios->c_cflag & LINUX_CSIZE) << 4; 551 if (lios->c_cflag & LINUX_CSTOPB) 552 bios->c_cflag |= CSTOPB; 553 if (lios->c_cflag & LINUX_CREAD) 554 bios->c_cflag |= CREAD; 555 if (lios->c_cflag & LINUX_PARENB) 556 bios->c_cflag |= PARENB; 557 if (lios->c_cflag & LINUX_PARODD) 558 bios->c_cflag |= PARODD; 559 if (lios->c_cflag & LINUX_HUPCL) 560 bios->c_cflag |= HUPCL; 561 if (lios->c_cflag & LINUX_CLOCAL) 562 bios->c_cflag |= CLOCAL; 563 if (lios->c_cflag & LINUX_CRTSCTS) 564 bios->c_cflag |= CRTSCTS; 565 566 bios->c_lflag = 0; 567 if (lios->c_lflag & LINUX_ISIG) 568 bios->c_lflag |= ISIG; 569 if (lios->c_lflag & LINUX_ICANON) 570 bios->c_lflag |= ICANON; 571 if (lios->c_lflag & LINUX_ECHO) 572 bios->c_lflag |= ECHO; 573 if (lios->c_lflag & LINUX_ECHOE) 574 bios->c_lflag |= ECHOE; 575 if (lios->c_lflag & LINUX_ECHOK) 576 bios->c_lflag |= ECHOK; 577 if (lios->c_lflag & LINUX_ECHONL) 578 bios->c_lflag |= ECHONL; 579 if (lios->c_lflag & LINUX_NOFLSH) 580 bios->c_lflag |= NOFLSH; 581 if (lios->c_lflag & LINUX_TOSTOP) 582 bios->c_lflag |= TOSTOP; 583 if (lios->c_lflag & LINUX_ECHOCTL) 584 bios->c_lflag |= ECHOCTL; 585 if (lios->c_lflag & LINUX_ECHOPRT) 586 bios->c_lflag |= ECHOPRT; 587 if (lios->c_lflag & LINUX_ECHOKE) 588 bios->c_lflag |= ECHOKE; 589 if (lios->c_lflag & LINUX_FLUSHO) 590 bios->c_lflag |= FLUSHO; 591 if (lios->c_lflag & LINUX_PENDIN) 592 bios->c_lflag |= PENDIN; 593 if (lios->c_lflag & LINUX_IEXTEN) 594 bios->c_lflag |= IEXTEN; 595 596 for (i=0; i<NCCS; i++) 597 bios->c_cc[i] = _POSIX_VDISABLE; 598 bios->c_cc[VINTR] = lios->c_cc[LINUX_VINTR]; 599 bios->c_cc[VQUIT] = lios->c_cc[LINUX_VQUIT]; 600 bios->c_cc[VERASE] = lios->c_cc[LINUX_VERASE]; 601 bios->c_cc[VKILL] = lios->c_cc[LINUX_VKILL]; 602 bios->c_cc[VEOF] = lios->c_cc[LINUX_VEOF]; 603 bios->c_cc[VEOL] = lios->c_cc[LINUX_VEOL]; 604 bios->c_cc[VMIN] = lios->c_cc[LINUX_VMIN]; 605 bios->c_cc[VTIME] = lios->c_cc[LINUX_VTIME]; 606 bios->c_cc[VEOL2] = lios->c_cc[LINUX_VEOL2]; 607 bios->c_cc[VSUSP] = lios->c_cc[LINUX_VSUSP]; 608 bios->c_cc[VSTART] = lios->c_cc[LINUX_VSTART]; 609 bios->c_cc[VSTOP] = lios->c_cc[LINUX_VSTOP]; 610 bios->c_cc[VREPRINT] = lios->c_cc[LINUX_VREPRINT]; 611 bios->c_cc[VDISCARD] = lios->c_cc[LINUX_VDISCARD]; 612 bios->c_cc[VWERASE] = lios->c_cc[LINUX_VWERASE]; 613 bios->c_cc[VLNEXT] = lios->c_cc[LINUX_VLNEXT]; 614 615 for (i=0; i<NCCS; i++) { 616 if (i != VMIN && i != VTIME && 617 bios->c_cc[i] == LINUX_POSIX_VDISABLE) 618 bios->c_cc[i] = _POSIX_VDISABLE; 619 } 620 621 bios->c_ispeed = bios->c_ospeed = 622 linux_to_bsd_speed(lios->c_cflag & LINUX_CBAUD, sptab); 623 624 #ifdef DEBUG 625 if (ldebug(ioctl)) { 626 printf("LINUX: BSD termios structure (output):\n"); 627 printf("i=%08x o=%08x c=%08x l=%08x ispeed=%d ospeed=%d\n", 628 bios->c_iflag, bios->c_oflag, bios->c_cflag, bios->c_lflag, 629 bios->c_ispeed, bios->c_ospeed); 630 printf("c_cc "); 631 for (i=0; i<NCCS; i++) 632 printf("%02x ", bios->c_cc[i]); 633 printf("\n"); 634 } 635 #endif 636 } 637 638 static void 639 bsd_to_linux_termio(struct termios *bios, struct linux_termio *lio) 640 { 641 struct linux_termios lios; 642 643 bsd_to_linux_termios(bios, &lios); 644 lio->c_iflag = lios.c_iflag; 645 lio->c_oflag = lios.c_oflag; 646 lio->c_cflag = lios.c_cflag; 647 lio->c_lflag = lios.c_lflag; 648 lio->c_line = lios.c_line; 649 memcpy(lio->c_cc, lios.c_cc, LINUX_NCC); 650 } 651 652 static void 653 linux_to_bsd_termio(struct linux_termio *lio, struct termios *bios) 654 { 655 struct linux_termios lios; 656 int i; 657 658 lios.c_iflag = lio->c_iflag; 659 lios.c_oflag = lio->c_oflag; 660 lios.c_cflag = lio->c_cflag; 661 lios.c_lflag = lio->c_lflag; 662 for (i=LINUX_NCC; i<LINUX_NCCS; i++) 663 lios.c_cc[i] = LINUX_POSIX_VDISABLE; 664 memcpy(lios.c_cc, lio->c_cc, LINUX_NCC); 665 linux_to_bsd_termios(&lios, bios); 666 } 667 668 static int 669 linux_ioctl_termio(struct thread *td, struct linux_ioctl_args *args) 670 { 671 struct termios bios; 672 struct linux_termios lios; 673 struct linux_termio lio; 674 struct file *fp; 675 int error; 676 677 if ((error = fget(td, args->fd, &fp)) != 0) 678 return (error); 679 680 switch (args->cmd & 0xffff) { 681 682 case LINUX_TCGETS: 683 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred, 684 td); 685 if (error) 686 break; 687 bsd_to_linux_termios(&bios, &lios); 688 error = copyout(&lios, (void *)args->arg, sizeof(lios)); 689 break; 690 691 case LINUX_TCSETS: 692 error = copyin((void *)args->arg, &lios, sizeof(lios)); 693 if (error) 694 break; 695 linux_to_bsd_termios(&lios, &bios); 696 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred, 697 td)); 698 break; 699 700 case LINUX_TCSETSW: 701 error = copyin((void *)args->arg, &lios, sizeof(lios)); 702 if (error) 703 break; 704 linux_to_bsd_termios(&lios, &bios); 705 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred, 706 td)); 707 break; 708 709 case LINUX_TCSETSF: 710 error = copyin((void *)args->arg, &lios, sizeof(lios)); 711 if (error) 712 break; 713 linux_to_bsd_termios(&lios, &bios); 714 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred, 715 td)); 716 break; 717 718 case LINUX_TCGETA: 719 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred, 720 td); 721 if (error) 722 break; 723 bsd_to_linux_termio(&bios, &lio); 724 error = (copyout(&lio, (void *)args->arg, sizeof(lio))); 725 break; 726 727 case LINUX_TCSETA: 728 error = copyin((void *)args->arg, &lio, sizeof(lio)); 729 if (error) 730 break; 731 linux_to_bsd_termio(&lio, &bios); 732 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred, 733 td)); 734 break; 735 736 case LINUX_TCSETAW: 737 error = copyin((void *)args->arg, &lio, sizeof(lio)); 738 if (error) 739 break; 740 linux_to_bsd_termio(&lio, &bios); 741 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred, 742 td)); 743 break; 744 745 case LINUX_TCSETAF: 746 error = copyin((void *)args->arg, &lio, sizeof(lio)); 747 if (error) 748 break; 749 linux_to_bsd_termio(&lio, &bios); 750 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred, 751 td)); 752 break; 753 754 /* LINUX_TCSBRK */ 755 756 case LINUX_TCXONC: { 757 switch (args->arg) { 758 case LINUX_TCOOFF: 759 args->cmd = TIOCSTOP; 760 break; 761 case LINUX_TCOON: 762 args->cmd = TIOCSTART; 763 break; 764 case LINUX_TCIOFF: 765 case LINUX_TCION: { 766 int c; 767 struct write_args wr; 768 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, 769 td->td_ucred, td); 770 if (error) 771 break; 772 fdrop(fp, td); 773 c = (args->arg == LINUX_TCIOFF) ? VSTOP : VSTART; 774 c = bios.c_cc[c]; 775 if (c != _POSIX_VDISABLE) { 776 wr.fd = args->fd; 777 wr.buf = &c; 778 wr.nbyte = sizeof(c); 779 return (write(td, &wr)); 780 } else 781 return (0); 782 } 783 default: 784 fdrop(fp, td); 785 return (EINVAL); 786 } 787 args->arg = 0; 788 error = (ioctl(td, (struct ioctl_args *)args)); 789 break; 790 } 791 792 case LINUX_TCFLSH: { 793 int val; 794 switch (args->arg) { 795 case LINUX_TCIFLUSH: 796 val = FREAD; 797 break; 798 case LINUX_TCOFLUSH: 799 val = FWRITE; 800 break; 801 case LINUX_TCIOFLUSH: 802 val = FREAD | FWRITE; 803 break; 804 default: 805 fdrop(fp, td); 806 return (EINVAL); 807 } 808 error = (fo_ioctl(fp,TIOCFLUSH,(caddr_t)&val,td->td_ucred,td)); 809 break; 810 } 811 812 case LINUX_TIOCEXCL: 813 args->cmd = TIOCEXCL; 814 error = (ioctl(td, (struct ioctl_args *)args)); 815 break; 816 817 case LINUX_TIOCNXCL: 818 args->cmd = TIOCNXCL; 819 error = (ioctl(td, (struct ioctl_args *)args)); 820 break; 821 822 case LINUX_TIOCSCTTY: 823 args->cmd = TIOCSCTTY; 824 error = (ioctl(td, (struct ioctl_args *)args)); 825 break; 826 827 case LINUX_TIOCGPGRP: 828 args->cmd = TIOCGPGRP; 829 error = (ioctl(td, (struct ioctl_args *)args)); 830 break; 831 832 case LINUX_TIOCSPGRP: 833 args->cmd = TIOCSPGRP; 834 error = (ioctl(td, (struct ioctl_args *)args)); 835 break; 836 837 /* LINUX_TIOCOUTQ */ 838 /* LINUX_TIOCSTI */ 839 840 case LINUX_TIOCGWINSZ: 841 args->cmd = TIOCGWINSZ; 842 error = (ioctl(td, (struct ioctl_args *)args)); 843 break; 844 845 case LINUX_TIOCSWINSZ: 846 args->cmd = TIOCSWINSZ; 847 error = (ioctl(td, (struct ioctl_args *)args)); 848 break; 849 850 case LINUX_TIOCMGET: 851 args->cmd = TIOCMGET; 852 error = (ioctl(td, (struct ioctl_args *)args)); 853 break; 854 855 case LINUX_TIOCMBIS: 856 args->cmd = TIOCMBIS; 857 error = (ioctl(td, (struct ioctl_args *)args)); 858 break; 859 860 case LINUX_TIOCMBIC: 861 args->cmd = TIOCMBIC; 862 error = (ioctl(td, (struct ioctl_args *)args)); 863 break; 864 865 case LINUX_TIOCMSET: 866 args->cmd = TIOCMSET; 867 error = (ioctl(td, (struct ioctl_args *)args)); 868 break; 869 870 /* TIOCGSOFTCAR */ 871 /* TIOCSSOFTCAR */ 872 873 case LINUX_FIONREAD: /* LINUX_TIOCINQ */ 874 args->cmd = FIONREAD; 875 error = (ioctl(td, (struct ioctl_args *)args)); 876 break; 877 878 /* LINUX_TIOCLINUX */ 879 880 case LINUX_TIOCCONS: 881 args->cmd = TIOCCONS; 882 error = (ioctl(td, (struct ioctl_args *)args)); 883 break; 884 885 case LINUX_TIOCGSERIAL: { 886 struct linux_serial_struct lss; 887 lss.type = LINUX_PORT_16550A; 888 lss.flags = 0; 889 lss.close_delay = 0; 890 error = copyout(&lss, (void *)args->arg, sizeof(lss)); 891 break; 892 } 893 894 case LINUX_TIOCSSERIAL: { 895 struct linux_serial_struct lss; 896 error = copyin((void *)args->arg, &lss, sizeof(lss)); 897 if (error) 898 break; 899 /* XXX - It really helps to have an implementation that 900 * does nothing. NOT! 901 */ 902 error = 0; 903 break; 904 } 905 906 case LINUX_TIOCPKT: 907 args->cmd = TIOCPKT; 908 error = (ioctl(td, (struct ioctl_args *)args)); 909 break; 910 911 case LINUX_FIONBIO: 912 args->cmd = FIONBIO; 913 error = (ioctl(td, (struct ioctl_args *)args)); 914 break; 915 916 case LINUX_TIOCNOTTY: 917 args->cmd = TIOCNOTTY; 918 error = (ioctl(td, (struct ioctl_args *)args)); 919 break; 920 921 case LINUX_TIOCSETD: { 922 int line; 923 switch (args->arg) { 924 case LINUX_N_TTY: 925 line = TTYDISC; 926 break; 927 case LINUX_N_SLIP: 928 line = SLIPDISC; 929 break; 930 case LINUX_N_PPP: 931 line = PPPDISC; 932 break; 933 default: 934 fdrop(fp, td); 935 return (EINVAL); 936 } 937 error = (fo_ioctl(fp, TIOCSETD, (caddr_t)&line, td->td_ucred, 938 td)); 939 break; 940 } 941 942 case LINUX_TIOCGETD: { 943 int linux_line; 944 int bsd_line = TTYDISC; 945 error = fo_ioctl(fp, TIOCGETD, (caddr_t)&bsd_line, 946 td->td_ucred, td); 947 if (error) 948 return (error); 949 switch (bsd_line) { 950 case TTYDISC: 951 linux_line = LINUX_N_TTY; 952 break; 953 case SLIPDISC: 954 linux_line = LINUX_N_SLIP; 955 break; 956 case PPPDISC: 957 linux_line = LINUX_N_PPP; 958 break; 959 default: 960 fdrop(fp, td); 961 return (EINVAL); 962 } 963 error = (copyout(&linux_line, (void *)args->arg, sizeof(int))); 964 break; 965 } 966 967 /* LINUX_TCSBRKP */ 968 /* LINUX_TIOCTTYGSTRUCT */ 969 970 case LINUX_FIONCLEX: 971 args->cmd = FIONCLEX; 972 error = (ioctl(td, (struct ioctl_args *)args)); 973 break; 974 975 case LINUX_FIOCLEX: 976 args->cmd = FIOCLEX; 977 error = (ioctl(td, (struct ioctl_args *)args)); 978 break; 979 980 case LINUX_FIOASYNC: 981 args->cmd = FIOASYNC; 982 error = (ioctl(td, (struct ioctl_args *)args)); 983 break; 984 985 /* LINUX_TIOCSERCONFIG */ 986 /* LINUX_TIOCSERGWILD */ 987 /* LINUX_TIOCSERSWILD */ 988 /* LINUX_TIOCGLCKTRMIOS */ 989 /* LINUX_TIOCSLCKTRMIOS */ 990 991 case LINUX_TIOCSBRK: 992 args->cmd = TIOCSBRK; 993 error = (ioctl(td, (struct ioctl_args *)args)); 994 break; 995 996 case LINUX_TIOCCBRK: 997 args->cmd = TIOCCBRK; 998 error = (ioctl(td, (struct ioctl_args *)args)); 999 break; 1000 case LINUX_TIOCGPTN: { 1001 int nb; 1002 1003 error = fo_ioctl(fp, TIOCGPTN, (caddr_t)&nb, td->td_ucred, td); 1004 if (!error) 1005 error = copyout(&nb, (void *)args->arg, 1006 sizeof(int)); 1007 break; 1008 } 1009 case LINUX_TIOCSPTLCK: 1010 /* Our unlockpt() does nothing. */ 1011 error = 0; 1012 break; 1013 default: 1014 error = ENOIOCTL; 1015 break; 1016 } 1017 1018 fdrop(fp, td); 1019 return (error); 1020 } 1021 1022 /* 1023 * CDROM related ioctls 1024 */ 1025 1026 struct linux_cdrom_msf 1027 { 1028 u_char cdmsf_min0; 1029 u_char cdmsf_sec0; 1030 u_char cdmsf_frame0; 1031 u_char cdmsf_min1; 1032 u_char cdmsf_sec1; 1033 u_char cdmsf_frame1; 1034 }; 1035 1036 struct linux_cdrom_tochdr 1037 { 1038 u_char cdth_trk0; 1039 u_char cdth_trk1; 1040 }; 1041 1042 union linux_cdrom_addr 1043 { 1044 struct { 1045 u_char minute; 1046 u_char second; 1047 u_char frame; 1048 } msf; 1049 int lba; 1050 }; 1051 1052 struct linux_cdrom_tocentry 1053 { 1054 u_char cdte_track; 1055 u_char cdte_adr:4; 1056 u_char cdte_ctrl:4; 1057 u_char cdte_format; 1058 union linux_cdrom_addr cdte_addr; 1059 u_char cdte_datamode; 1060 }; 1061 1062 struct linux_cdrom_subchnl 1063 { 1064 u_char cdsc_format; 1065 u_char cdsc_audiostatus; 1066 u_char cdsc_adr:4; 1067 u_char cdsc_ctrl:4; 1068 u_char cdsc_trk; 1069 u_char cdsc_ind; 1070 union linux_cdrom_addr cdsc_absaddr; 1071 union linux_cdrom_addr cdsc_reladdr; 1072 }; 1073 1074 struct l_cdrom_read_audio { 1075 union linux_cdrom_addr addr; 1076 u_char addr_format; 1077 l_int nframes; 1078 u_char *buf; 1079 }; 1080 1081 struct l_dvd_layer { 1082 u_char book_version:4; 1083 u_char book_type:4; 1084 u_char min_rate:4; 1085 u_char disc_size:4; 1086 u_char layer_type:4; 1087 u_char track_path:1; 1088 u_char nlayers:2; 1089 u_char track_density:4; 1090 u_char linear_density:4; 1091 u_char bca:1; 1092 u_int32_t start_sector; 1093 u_int32_t end_sector; 1094 u_int32_t end_sector_l0; 1095 }; 1096 1097 struct l_dvd_physical { 1098 u_char type; 1099 u_char layer_num; 1100 struct l_dvd_layer layer[4]; 1101 }; 1102 1103 struct l_dvd_copyright { 1104 u_char type; 1105 u_char layer_num; 1106 u_char cpst; 1107 u_char rmi; 1108 }; 1109 1110 struct l_dvd_disckey { 1111 u_char type; 1112 l_uint agid:2; 1113 u_char value[2048]; 1114 }; 1115 1116 struct l_dvd_bca { 1117 u_char type; 1118 l_int len; 1119 u_char value[188]; 1120 }; 1121 1122 struct l_dvd_manufact { 1123 u_char type; 1124 u_char layer_num; 1125 l_int len; 1126 u_char value[2048]; 1127 }; 1128 1129 typedef union { 1130 u_char type; 1131 struct l_dvd_physical physical; 1132 struct l_dvd_copyright copyright; 1133 struct l_dvd_disckey disckey; 1134 struct l_dvd_bca bca; 1135 struct l_dvd_manufact manufact; 1136 } l_dvd_struct; 1137 1138 typedef u_char l_dvd_key[5]; 1139 typedef u_char l_dvd_challenge[10]; 1140 1141 struct l_dvd_lu_send_agid { 1142 u_char type; 1143 l_uint agid:2; 1144 }; 1145 1146 struct l_dvd_host_send_challenge { 1147 u_char type; 1148 l_uint agid:2; 1149 l_dvd_challenge chal; 1150 }; 1151 1152 struct l_dvd_send_key { 1153 u_char type; 1154 l_uint agid:2; 1155 l_dvd_key key; 1156 }; 1157 1158 struct l_dvd_lu_send_challenge { 1159 u_char type; 1160 l_uint agid:2; 1161 l_dvd_challenge chal; 1162 }; 1163 1164 struct l_dvd_lu_send_title_key { 1165 u_char type; 1166 l_uint agid:2; 1167 l_dvd_key title_key; 1168 l_int lba; 1169 l_uint cpm:1; 1170 l_uint cp_sec:1; 1171 l_uint cgms:2; 1172 }; 1173 1174 struct l_dvd_lu_send_asf { 1175 u_char type; 1176 l_uint agid:2; 1177 l_uint asf:1; 1178 }; 1179 1180 struct l_dvd_host_send_rpcstate { 1181 u_char type; 1182 u_char pdrc; 1183 }; 1184 1185 struct l_dvd_lu_send_rpcstate { 1186 u_char type:2; 1187 u_char vra:3; 1188 u_char ucca:3; 1189 u_char region_mask; 1190 u_char rpc_scheme; 1191 }; 1192 1193 typedef union { 1194 u_char type; 1195 struct l_dvd_lu_send_agid lsa; 1196 struct l_dvd_host_send_challenge hsc; 1197 struct l_dvd_send_key lsk; 1198 struct l_dvd_lu_send_challenge lsc; 1199 struct l_dvd_send_key hsk; 1200 struct l_dvd_lu_send_title_key lstk; 1201 struct l_dvd_lu_send_asf lsasf; 1202 struct l_dvd_host_send_rpcstate hrpcs; 1203 struct l_dvd_lu_send_rpcstate lrpcs; 1204 } l_dvd_authinfo; 1205 1206 static void 1207 bsd_to_linux_msf_lba(u_char af, union msf_lba *bp, union linux_cdrom_addr *lp) 1208 { 1209 if (af == CD_LBA_FORMAT) 1210 lp->lba = bp->lba; 1211 else { 1212 lp->msf.minute = bp->msf.minute; 1213 lp->msf.second = bp->msf.second; 1214 lp->msf.frame = bp->msf.frame; 1215 } 1216 } 1217 1218 static void 1219 set_linux_cdrom_addr(union linux_cdrom_addr *addr, int format, int lba) 1220 { 1221 if (format == LINUX_CDROM_MSF) { 1222 addr->msf.frame = lba % 75; 1223 lba /= 75; 1224 lba += 2; 1225 addr->msf.second = lba % 60; 1226 addr->msf.minute = lba / 60; 1227 } else 1228 addr->lba = lba; 1229 } 1230 1231 static int 1232 linux_to_bsd_dvd_struct(l_dvd_struct *lp, struct dvd_struct *bp) 1233 { 1234 bp->format = lp->type; 1235 switch (bp->format) { 1236 case DVD_STRUCT_PHYSICAL: 1237 if (bp->layer_num >= 4) 1238 return (EINVAL); 1239 bp->layer_num = lp->physical.layer_num; 1240 break; 1241 case DVD_STRUCT_COPYRIGHT: 1242 bp->layer_num = lp->copyright.layer_num; 1243 break; 1244 case DVD_STRUCT_DISCKEY: 1245 bp->agid = lp->disckey.agid; 1246 break; 1247 case DVD_STRUCT_BCA: 1248 case DVD_STRUCT_MANUFACT: 1249 break; 1250 default: 1251 return (EINVAL); 1252 } 1253 return (0); 1254 } 1255 1256 static int 1257 bsd_to_linux_dvd_struct(struct dvd_struct *bp, l_dvd_struct *lp) 1258 { 1259 switch (bp->format) { 1260 case DVD_STRUCT_PHYSICAL: { 1261 struct dvd_layer *blp = (struct dvd_layer *)bp->data; 1262 struct l_dvd_layer *llp = &lp->physical.layer[bp->layer_num]; 1263 memset(llp, 0, sizeof(*llp)); 1264 llp->book_version = blp->book_version; 1265 llp->book_type = blp->book_type; 1266 llp->min_rate = blp->max_rate; 1267 llp->disc_size = blp->disc_size; 1268 llp->layer_type = blp->layer_type; 1269 llp->track_path = blp->track_path; 1270 llp->nlayers = blp->nlayers; 1271 llp->track_density = blp->track_density; 1272 llp->linear_density = blp->linear_density; 1273 llp->bca = blp->bca; 1274 llp->start_sector = blp->start_sector; 1275 llp->end_sector = blp->end_sector; 1276 llp->end_sector_l0 = blp->end_sector_l0; 1277 break; 1278 } 1279 case DVD_STRUCT_COPYRIGHT: 1280 lp->copyright.cpst = bp->cpst; 1281 lp->copyright.rmi = bp->rmi; 1282 break; 1283 case DVD_STRUCT_DISCKEY: 1284 memcpy(lp->disckey.value, bp->data, sizeof(lp->disckey.value)); 1285 break; 1286 case DVD_STRUCT_BCA: 1287 lp->bca.len = bp->length; 1288 memcpy(lp->bca.value, bp->data, sizeof(lp->bca.value)); 1289 break; 1290 case DVD_STRUCT_MANUFACT: 1291 lp->manufact.len = bp->length; 1292 memcpy(lp->manufact.value, bp->data, 1293 sizeof(lp->manufact.value)); 1294 /* lp->manufact.layer_num is unused in linux (redhat 7.0) */ 1295 break; 1296 default: 1297 return (EINVAL); 1298 } 1299 return (0); 1300 } 1301 1302 static int 1303 linux_to_bsd_dvd_authinfo(l_dvd_authinfo *lp, int *bcode, 1304 struct dvd_authinfo *bp) 1305 { 1306 switch (lp->type) { 1307 case LINUX_DVD_LU_SEND_AGID: 1308 *bcode = DVDIOCREPORTKEY; 1309 bp->format = DVD_REPORT_AGID; 1310 bp->agid = lp->lsa.agid; 1311 break; 1312 case LINUX_DVD_HOST_SEND_CHALLENGE: 1313 *bcode = DVDIOCSENDKEY; 1314 bp->format = DVD_SEND_CHALLENGE; 1315 bp->agid = lp->hsc.agid; 1316 memcpy(bp->keychal, lp->hsc.chal, 10); 1317 break; 1318 case LINUX_DVD_LU_SEND_KEY1: 1319 *bcode = DVDIOCREPORTKEY; 1320 bp->format = DVD_REPORT_KEY1; 1321 bp->agid = lp->lsk.agid; 1322 break; 1323 case LINUX_DVD_LU_SEND_CHALLENGE: 1324 *bcode = DVDIOCREPORTKEY; 1325 bp->format = DVD_REPORT_CHALLENGE; 1326 bp->agid = lp->lsc.agid; 1327 break; 1328 case LINUX_DVD_HOST_SEND_KEY2: 1329 *bcode = DVDIOCSENDKEY; 1330 bp->format = DVD_SEND_KEY2; 1331 bp->agid = lp->hsk.agid; 1332 memcpy(bp->keychal, lp->hsk.key, 5); 1333 break; 1334 case LINUX_DVD_LU_SEND_TITLE_KEY: 1335 *bcode = DVDIOCREPORTKEY; 1336 bp->format = DVD_REPORT_TITLE_KEY; 1337 bp->agid = lp->lstk.agid; 1338 bp->lba = lp->lstk.lba; 1339 break; 1340 case LINUX_DVD_LU_SEND_ASF: 1341 *bcode = DVDIOCREPORTKEY; 1342 bp->format = DVD_REPORT_ASF; 1343 bp->agid = lp->lsasf.agid; 1344 break; 1345 case LINUX_DVD_INVALIDATE_AGID: 1346 *bcode = DVDIOCREPORTKEY; 1347 bp->format = DVD_INVALIDATE_AGID; 1348 bp->agid = lp->lsa.agid; 1349 break; 1350 case LINUX_DVD_LU_SEND_RPC_STATE: 1351 *bcode = DVDIOCREPORTKEY; 1352 bp->format = DVD_REPORT_RPC; 1353 break; 1354 case LINUX_DVD_HOST_SEND_RPC_STATE: 1355 *bcode = DVDIOCSENDKEY; 1356 bp->format = DVD_SEND_RPC; 1357 bp->region = lp->hrpcs.pdrc; 1358 break; 1359 default: 1360 return (EINVAL); 1361 } 1362 return (0); 1363 } 1364 1365 static int 1366 bsd_to_linux_dvd_authinfo(struct dvd_authinfo *bp, l_dvd_authinfo *lp) 1367 { 1368 switch (lp->type) { 1369 case LINUX_DVD_LU_SEND_AGID: 1370 lp->lsa.agid = bp->agid; 1371 break; 1372 case LINUX_DVD_HOST_SEND_CHALLENGE: 1373 lp->type = LINUX_DVD_LU_SEND_KEY1; 1374 break; 1375 case LINUX_DVD_LU_SEND_KEY1: 1376 memcpy(lp->lsk.key, bp->keychal, sizeof(lp->lsk.key)); 1377 break; 1378 case LINUX_DVD_LU_SEND_CHALLENGE: 1379 memcpy(lp->lsc.chal, bp->keychal, sizeof(lp->lsc.chal)); 1380 break; 1381 case LINUX_DVD_HOST_SEND_KEY2: 1382 lp->type = LINUX_DVD_AUTH_ESTABLISHED; 1383 break; 1384 case LINUX_DVD_LU_SEND_TITLE_KEY: 1385 memcpy(lp->lstk.title_key, bp->keychal, 1386 sizeof(lp->lstk.title_key)); 1387 lp->lstk.cpm = bp->cpm; 1388 lp->lstk.cp_sec = bp->cp_sec; 1389 lp->lstk.cgms = bp->cgms; 1390 break; 1391 case LINUX_DVD_LU_SEND_ASF: 1392 lp->lsasf.asf = bp->asf; 1393 break; 1394 case LINUX_DVD_INVALIDATE_AGID: 1395 break; 1396 case LINUX_DVD_LU_SEND_RPC_STATE: 1397 lp->lrpcs.type = bp->reg_type; 1398 lp->lrpcs.vra = bp->vend_rsts; 1399 lp->lrpcs.ucca = bp->user_rsts; 1400 lp->lrpcs.region_mask = bp->region; 1401 lp->lrpcs.rpc_scheme = bp->rpc_scheme; 1402 break; 1403 case LINUX_DVD_HOST_SEND_RPC_STATE: 1404 break; 1405 default: 1406 return (EINVAL); 1407 } 1408 return (0); 1409 } 1410 1411 static int 1412 linux_ioctl_cdrom(struct thread *td, struct linux_ioctl_args *args) 1413 { 1414 struct file *fp; 1415 int error; 1416 1417 if ((error = fget(td, args->fd, &fp)) != 0) 1418 return (error); 1419 switch (args->cmd & 0xffff) { 1420 1421 case LINUX_CDROMPAUSE: 1422 args->cmd = CDIOCPAUSE; 1423 error = (ioctl(td, (struct ioctl_args *)args)); 1424 break; 1425 1426 case LINUX_CDROMRESUME: 1427 args->cmd = CDIOCRESUME; 1428 error = (ioctl(td, (struct ioctl_args *)args)); 1429 break; 1430 1431 case LINUX_CDROMPLAYMSF: 1432 args->cmd = CDIOCPLAYMSF; 1433 error = (ioctl(td, (struct ioctl_args *)args)); 1434 break; 1435 1436 case LINUX_CDROMPLAYTRKIND: 1437 args->cmd = CDIOCPLAYTRACKS; 1438 error = (ioctl(td, (struct ioctl_args *)args)); 1439 break; 1440 1441 case LINUX_CDROMREADTOCHDR: { 1442 struct ioc_toc_header th; 1443 struct linux_cdrom_tochdr lth; 1444 error = fo_ioctl(fp, CDIOREADTOCHEADER, (caddr_t)&th, 1445 td->td_ucred, td); 1446 if (!error) { 1447 lth.cdth_trk0 = th.starting_track; 1448 lth.cdth_trk1 = th.ending_track; 1449 copyout(<h, (void *)args->arg, sizeof(lth)); 1450 } 1451 break; 1452 } 1453 1454 case LINUX_CDROMREADTOCENTRY: { 1455 struct linux_cdrom_tocentry lte; 1456 struct ioc_read_toc_single_entry irtse; 1457 1458 error = copyin((void *)args->arg, <e, sizeof(lte)); 1459 if (error) 1460 break; 1461 irtse.address_format = lte.cdte_format; 1462 irtse.track = lte.cdte_track; 1463 error = fo_ioctl(fp, CDIOREADTOCENTRY, (caddr_t)&irtse, 1464 td->td_ucred, td); 1465 if (!error) { 1466 lte.cdte_ctrl = irtse.entry.control; 1467 lte.cdte_adr = irtse.entry.addr_type; 1468 bsd_to_linux_msf_lba(irtse.address_format, 1469 &irtse.entry.addr, <e.cdte_addr); 1470 error = copyout(<e, (void *)args->arg, sizeof(lte)); 1471 } 1472 break; 1473 } 1474 1475 case LINUX_CDROMSTOP: 1476 args->cmd = CDIOCSTOP; 1477 error = (ioctl(td, (struct ioctl_args *)args)); 1478 break; 1479 1480 case LINUX_CDROMSTART: 1481 args->cmd = CDIOCSTART; 1482 error = (ioctl(td, (struct ioctl_args *)args)); 1483 break; 1484 1485 case LINUX_CDROMEJECT: 1486 args->cmd = CDIOCEJECT; 1487 error = (ioctl(td, (struct ioctl_args *)args)); 1488 break; 1489 1490 /* LINUX_CDROMVOLCTRL */ 1491 1492 case LINUX_CDROMSUBCHNL: { 1493 struct linux_cdrom_subchnl sc; 1494 struct ioc_read_subchannel bsdsc; 1495 struct cd_sub_channel_info bsdinfo; 1496 1497 bsdsc.address_format = CD_LBA_FORMAT; 1498 bsdsc.data_format = CD_CURRENT_POSITION; 1499 bsdsc.track = 0; 1500 bsdsc.data_len = sizeof(bsdinfo); 1501 bsdsc.data = &bsdinfo; 1502 error = fo_ioctl(fp, CDIOCREADSUBCHANNEL_SYSSPACE, 1503 (caddr_t)&bsdsc, td->td_ucred, td); 1504 if (error) 1505 break; 1506 error = copyin((void *)args->arg, &sc, sizeof(sc)); 1507 if (error) 1508 break; 1509 sc.cdsc_audiostatus = bsdinfo.header.audio_status; 1510 sc.cdsc_adr = bsdinfo.what.position.addr_type; 1511 sc.cdsc_ctrl = bsdinfo.what.position.control; 1512 sc.cdsc_trk = bsdinfo.what.position.track_number; 1513 sc.cdsc_ind = bsdinfo.what.position.index_number; 1514 set_linux_cdrom_addr(&sc.cdsc_absaddr, sc.cdsc_format, 1515 bsdinfo.what.position.absaddr.lba); 1516 set_linux_cdrom_addr(&sc.cdsc_reladdr, sc.cdsc_format, 1517 bsdinfo.what.position.reladdr.lba); 1518 error = copyout(&sc, (void *)args->arg, sizeof(sc)); 1519 break; 1520 } 1521 1522 /* LINUX_CDROMREADMODE2 */ 1523 /* LINUX_CDROMREADMODE1 */ 1524 /* LINUX_CDROMREADAUDIO */ 1525 /* LINUX_CDROMEJECT_SW */ 1526 /* LINUX_CDROMMULTISESSION */ 1527 /* LINUX_CDROM_GET_UPC */ 1528 1529 case LINUX_CDROMRESET: 1530 args->cmd = CDIOCRESET; 1531 error = (ioctl(td, (struct ioctl_args *)args)); 1532 break; 1533 1534 /* LINUX_CDROMVOLREAD */ 1535 /* LINUX_CDROMREADRAW */ 1536 /* LINUX_CDROMREADCOOKED */ 1537 /* LINUX_CDROMSEEK */ 1538 /* LINUX_CDROMPLAYBLK */ 1539 /* LINUX_CDROMREADALL */ 1540 /* LINUX_CDROMCLOSETRAY */ 1541 /* LINUX_CDROMLOADFROMSLOT */ 1542 /* LINUX_CDROMGETSPINDOWN */ 1543 /* LINUX_CDROMSETSPINDOWN */ 1544 /* LINUX_CDROM_SET_OPTIONS */ 1545 /* LINUX_CDROM_CLEAR_OPTIONS */ 1546 /* LINUX_CDROM_SELECT_SPEED */ 1547 /* LINUX_CDROM_SELECT_DISC */ 1548 /* LINUX_CDROM_MEDIA_CHANGED */ 1549 /* LINUX_CDROM_DRIVE_STATUS */ 1550 /* LINUX_CDROM_DISC_STATUS */ 1551 /* LINUX_CDROM_CHANGER_NSLOTS */ 1552 /* LINUX_CDROM_LOCKDOOR */ 1553 /* LINUX_CDROM_DEBUG */ 1554 /* LINUX_CDROM_GET_CAPABILITY */ 1555 /* LINUX_CDROMAUDIOBUFSIZ */ 1556 1557 case LINUX_DVD_READ_STRUCT: { 1558 l_dvd_struct *lds; 1559 struct dvd_struct *bds; 1560 1561 lds = malloc(sizeof(*lds), M_LINUX, M_WAITOK); 1562 bds = malloc(sizeof(*bds), M_LINUX, M_WAITOK); 1563 error = copyin((void *)args->arg, lds, sizeof(*lds)); 1564 if (error) 1565 goto out; 1566 error = linux_to_bsd_dvd_struct(lds, bds); 1567 if (error) 1568 goto out; 1569 error = fo_ioctl(fp, DVDIOCREADSTRUCTURE, (caddr_t)bds, 1570 td->td_ucred, td); 1571 if (error) 1572 goto out; 1573 error = bsd_to_linux_dvd_struct(bds, lds); 1574 if (error) 1575 goto out; 1576 error = copyout(lds, (void *)args->arg, sizeof(*lds)); 1577 out: 1578 free(bds, M_LINUX); 1579 free(lds, M_LINUX); 1580 break; 1581 } 1582 1583 /* LINUX_DVD_WRITE_STRUCT */ 1584 1585 case LINUX_DVD_AUTH: { 1586 l_dvd_authinfo lda; 1587 struct dvd_authinfo bda; 1588 int bcode; 1589 1590 error = copyin((void *)args->arg, &lda, sizeof(lda)); 1591 if (error) 1592 break; 1593 error = linux_to_bsd_dvd_authinfo(&lda, &bcode, &bda); 1594 if (error) 1595 break; 1596 error = fo_ioctl(fp, bcode, (caddr_t)&bda, td->td_ucred, 1597 td); 1598 if (error) { 1599 if (lda.type == LINUX_DVD_HOST_SEND_KEY2) { 1600 lda.type = LINUX_DVD_AUTH_FAILURE; 1601 copyout(&lda, (void *)args->arg, sizeof(lda)); 1602 } 1603 break; 1604 } 1605 error = bsd_to_linux_dvd_authinfo(&bda, &lda); 1606 if (error) 1607 break; 1608 error = copyout(&lda, (void *)args->arg, sizeof(lda)); 1609 break; 1610 } 1611 1612 case LINUX_SCSI_GET_BUS_NUMBER: 1613 case LINUX_SCSI_GET_IDLUN: 1614 error = linux_ioctl_sg(td, args); 1615 break; 1616 1617 /* LINUX_CDROM_SEND_PACKET */ 1618 /* LINUX_CDROM_NEXT_WRITABLE */ 1619 /* LINUX_CDROM_LAST_WRITTEN */ 1620 1621 default: 1622 error = ENOIOCTL; 1623 break; 1624 } 1625 1626 fdrop(fp, td); 1627 return (error); 1628 } 1629 1630 static int 1631 linux_ioctl_vfat(struct thread *td, struct linux_ioctl_args *args) 1632 { 1633 1634 return (ENOTTY); 1635 } 1636 1637 /* 1638 * Sound related ioctls 1639 */ 1640 1641 struct linux_mixer_info { 1642 char id[16]; 1643 char name[32]; 1644 int modify_counter; 1645 int fillers[10]; 1646 }; 1647 1648 struct linux_old_mixer_info { 1649 char id[16]; 1650 char name[32]; 1651 }; 1652 1653 static u_int32_t dirbits[4] = { IOC_VOID, IOC_IN, IOC_OUT, IOC_INOUT }; 1654 1655 #define SETDIR(c) (((c) & ~IOC_DIRMASK) | dirbits[args->cmd >> 30]) 1656 1657 static int 1658 linux_ioctl_sound(struct thread *td, struct linux_ioctl_args *args) 1659 { 1660 1661 switch (args->cmd & 0xffff) { 1662 1663 case LINUX_SOUND_MIXER_WRITE_VOLUME: 1664 args->cmd = SETDIR(SOUND_MIXER_WRITE_VOLUME); 1665 return (ioctl(td, (struct ioctl_args *)args)); 1666 1667 case LINUX_SOUND_MIXER_WRITE_BASS: 1668 args->cmd = SETDIR(SOUND_MIXER_WRITE_BASS); 1669 return (ioctl(td, (struct ioctl_args *)args)); 1670 1671 case LINUX_SOUND_MIXER_WRITE_TREBLE: 1672 args->cmd = SETDIR(SOUND_MIXER_WRITE_TREBLE); 1673 return (ioctl(td, (struct ioctl_args *)args)); 1674 1675 case LINUX_SOUND_MIXER_WRITE_SYNTH: 1676 args->cmd = SETDIR(SOUND_MIXER_WRITE_SYNTH); 1677 return (ioctl(td, (struct ioctl_args *)args)); 1678 1679 case LINUX_SOUND_MIXER_WRITE_PCM: 1680 args->cmd = SETDIR(SOUND_MIXER_WRITE_PCM); 1681 return (ioctl(td, (struct ioctl_args *)args)); 1682 1683 case LINUX_SOUND_MIXER_WRITE_SPEAKER: 1684 args->cmd = SETDIR(SOUND_MIXER_WRITE_SPEAKER); 1685 return (ioctl(td, (struct ioctl_args *)args)); 1686 1687 case LINUX_SOUND_MIXER_WRITE_LINE: 1688 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE); 1689 return (ioctl(td, (struct ioctl_args *)args)); 1690 1691 case LINUX_SOUND_MIXER_WRITE_MIC: 1692 args->cmd = SETDIR(SOUND_MIXER_WRITE_MIC); 1693 return (ioctl(td, (struct ioctl_args *)args)); 1694 1695 case LINUX_SOUND_MIXER_WRITE_CD: 1696 args->cmd = SETDIR(SOUND_MIXER_WRITE_CD); 1697 return (ioctl(td, (struct ioctl_args *)args)); 1698 1699 case LINUX_SOUND_MIXER_WRITE_IMIX: 1700 args->cmd = SETDIR(SOUND_MIXER_WRITE_IMIX); 1701 return (ioctl(td, (struct ioctl_args *)args)); 1702 1703 case LINUX_SOUND_MIXER_WRITE_ALTPCM: 1704 args->cmd = SETDIR(SOUND_MIXER_WRITE_ALTPCM); 1705 return (ioctl(td, (struct ioctl_args *)args)); 1706 1707 case LINUX_SOUND_MIXER_WRITE_RECLEV: 1708 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECLEV); 1709 return (ioctl(td, (struct ioctl_args *)args)); 1710 1711 case LINUX_SOUND_MIXER_WRITE_IGAIN: 1712 args->cmd = SETDIR(SOUND_MIXER_WRITE_IGAIN); 1713 return (ioctl(td, (struct ioctl_args *)args)); 1714 1715 case LINUX_SOUND_MIXER_WRITE_OGAIN: 1716 args->cmd = SETDIR(SOUND_MIXER_WRITE_OGAIN); 1717 return (ioctl(td, (struct ioctl_args *)args)); 1718 1719 case LINUX_SOUND_MIXER_WRITE_LINE1: 1720 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE1); 1721 return (ioctl(td, (struct ioctl_args *)args)); 1722 1723 case LINUX_SOUND_MIXER_WRITE_LINE2: 1724 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE2); 1725 return (ioctl(td, (struct ioctl_args *)args)); 1726 1727 case LINUX_SOUND_MIXER_WRITE_LINE3: 1728 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE3); 1729 return (ioctl(td, (struct ioctl_args *)args)); 1730 1731 case LINUX_SOUND_MIXER_INFO: { 1732 /* Key on encoded length */ 1733 switch ((args->cmd >> 16) & 0x1fff) { 1734 case 0x005c: { /* SOUND_MIXER_INFO */ 1735 struct linux_mixer_info info; 1736 bzero(&info, sizeof(info)); 1737 strncpy(info.id, "OSS", sizeof(info.id) - 1); 1738 strncpy(info.name, "FreeBSD OSS Mixer", sizeof(info.name) - 1); 1739 copyout(&info, (void *)args->arg, sizeof(info)); 1740 break; 1741 } 1742 case 0x0030: { /* SOUND_OLD_MIXER_INFO */ 1743 struct linux_old_mixer_info info; 1744 bzero(&info, sizeof(info)); 1745 strncpy(info.id, "OSS", sizeof(info.id) - 1); 1746 strncpy(info.name, "FreeBSD OSS Mixer", sizeof(info.name) - 1); 1747 copyout(&info, (void *)args->arg, sizeof(info)); 1748 break; 1749 } 1750 default: 1751 return (ENOIOCTL); 1752 } 1753 break; 1754 } 1755 1756 case LINUX_OSS_GETVERSION: { 1757 int version = linux_get_oss_version(td); 1758 return (copyout(&version, (void *)args->arg, sizeof(int))); 1759 } 1760 1761 case LINUX_SOUND_MIXER_READ_STEREODEVS: 1762 args->cmd = SOUND_MIXER_READ_STEREODEVS; 1763 return (ioctl(td, (struct ioctl_args *)args)); 1764 1765 case LINUX_SOUND_MIXER_READ_RECMASK: 1766 args->cmd = SOUND_MIXER_READ_RECMASK; 1767 return (ioctl(td, (struct ioctl_args *)args)); 1768 1769 case LINUX_SOUND_MIXER_READ_DEVMASK: 1770 args->cmd = SOUND_MIXER_READ_DEVMASK; 1771 return (ioctl(td, (struct ioctl_args *)args)); 1772 1773 case LINUX_SOUND_MIXER_WRITE_RECSRC: 1774 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECSRC); 1775 return (ioctl(td, (struct ioctl_args *)args)); 1776 1777 case LINUX_SNDCTL_DSP_RESET: 1778 args->cmd = SNDCTL_DSP_RESET; 1779 return (ioctl(td, (struct ioctl_args *)args)); 1780 1781 case LINUX_SNDCTL_DSP_SYNC: 1782 args->cmd = SNDCTL_DSP_SYNC; 1783 return (ioctl(td, (struct ioctl_args *)args)); 1784 1785 case LINUX_SNDCTL_DSP_SPEED: 1786 args->cmd = SNDCTL_DSP_SPEED; 1787 return (ioctl(td, (struct ioctl_args *)args)); 1788 1789 case LINUX_SNDCTL_DSP_STEREO: 1790 args->cmd = SNDCTL_DSP_STEREO; 1791 return (ioctl(td, (struct ioctl_args *)args)); 1792 1793 case LINUX_SNDCTL_DSP_GETBLKSIZE: /* LINUX_SNDCTL_DSP_SETBLKSIZE */ 1794 args->cmd = SNDCTL_DSP_GETBLKSIZE; 1795 return (ioctl(td, (struct ioctl_args *)args)); 1796 1797 case LINUX_SNDCTL_DSP_SETFMT: 1798 args->cmd = SNDCTL_DSP_SETFMT; 1799 return (ioctl(td, (struct ioctl_args *)args)); 1800 1801 case LINUX_SOUND_PCM_WRITE_CHANNELS: 1802 args->cmd = SOUND_PCM_WRITE_CHANNELS; 1803 return (ioctl(td, (struct ioctl_args *)args)); 1804 1805 case LINUX_SOUND_PCM_WRITE_FILTER: 1806 args->cmd = SOUND_PCM_WRITE_FILTER; 1807 return (ioctl(td, (struct ioctl_args *)args)); 1808 1809 case LINUX_SNDCTL_DSP_POST: 1810 args->cmd = SNDCTL_DSP_POST; 1811 return (ioctl(td, (struct ioctl_args *)args)); 1812 1813 case LINUX_SNDCTL_DSP_SUBDIVIDE: 1814 args->cmd = SNDCTL_DSP_SUBDIVIDE; 1815 return (ioctl(td, (struct ioctl_args *)args)); 1816 1817 case LINUX_SNDCTL_DSP_SETFRAGMENT: 1818 args->cmd = SNDCTL_DSP_SETFRAGMENT; 1819 return (ioctl(td, (struct ioctl_args *)args)); 1820 1821 case LINUX_SNDCTL_DSP_GETFMTS: 1822 args->cmd = SNDCTL_DSP_GETFMTS; 1823 return (ioctl(td, (struct ioctl_args *)args)); 1824 1825 case LINUX_SNDCTL_DSP_GETOSPACE: 1826 args->cmd = SNDCTL_DSP_GETOSPACE; 1827 return (ioctl(td, (struct ioctl_args *)args)); 1828 1829 case LINUX_SNDCTL_DSP_GETISPACE: 1830 args->cmd = SNDCTL_DSP_GETISPACE; 1831 return (ioctl(td, (struct ioctl_args *)args)); 1832 1833 case LINUX_SNDCTL_DSP_NONBLOCK: 1834 args->cmd = SNDCTL_DSP_NONBLOCK; 1835 return (ioctl(td, (struct ioctl_args *)args)); 1836 1837 case LINUX_SNDCTL_DSP_GETCAPS: 1838 args->cmd = SNDCTL_DSP_GETCAPS; 1839 return (ioctl(td, (struct ioctl_args *)args)); 1840 1841 case LINUX_SNDCTL_DSP_SETTRIGGER: /* LINUX_SNDCTL_GETTRIGGER */ 1842 args->cmd = SNDCTL_DSP_SETTRIGGER; 1843 return (ioctl(td, (struct ioctl_args *)args)); 1844 1845 case LINUX_SNDCTL_DSP_GETIPTR: 1846 args->cmd = SNDCTL_DSP_GETIPTR; 1847 return (ioctl(td, (struct ioctl_args *)args)); 1848 1849 case LINUX_SNDCTL_DSP_GETOPTR: 1850 args->cmd = SNDCTL_DSP_GETOPTR; 1851 return (ioctl(td, (struct ioctl_args *)args)); 1852 1853 case LINUX_SNDCTL_DSP_SETDUPLEX: 1854 args->cmd = SNDCTL_DSP_SETDUPLEX; 1855 return (ioctl(td, (struct ioctl_args *)args)); 1856 1857 case LINUX_SNDCTL_DSP_GETODELAY: 1858 args->cmd = SNDCTL_DSP_GETODELAY; 1859 return (ioctl(td, (struct ioctl_args *)args)); 1860 1861 case LINUX_SNDCTL_SEQ_RESET: 1862 args->cmd = SNDCTL_SEQ_RESET; 1863 return (ioctl(td, (struct ioctl_args *)args)); 1864 1865 case LINUX_SNDCTL_SEQ_SYNC: 1866 args->cmd = SNDCTL_SEQ_SYNC; 1867 return (ioctl(td, (struct ioctl_args *)args)); 1868 1869 case LINUX_SNDCTL_SYNTH_INFO: 1870 args->cmd = SNDCTL_SYNTH_INFO; 1871 return (ioctl(td, (struct ioctl_args *)args)); 1872 1873 case LINUX_SNDCTL_SEQ_CTRLRATE: 1874 args->cmd = SNDCTL_SEQ_CTRLRATE; 1875 return (ioctl(td, (struct ioctl_args *)args)); 1876 1877 case LINUX_SNDCTL_SEQ_GETOUTCOUNT: 1878 args->cmd = SNDCTL_SEQ_GETOUTCOUNT; 1879 return (ioctl(td, (struct ioctl_args *)args)); 1880 1881 case LINUX_SNDCTL_SEQ_GETINCOUNT: 1882 args->cmd = SNDCTL_SEQ_GETINCOUNT; 1883 return (ioctl(td, (struct ioctl_args *)args)); 1884 1885 case LINUX_SNDCTL_SEQ_PERCMODE: 1886 args->cmd = SNDCTL_SEQ_PERCMODE; 1887 return (ioctl(td, (struct ioctl_args *)args)); 1888 1889 case LINUX_SNDCTL_FM_LOAD_INSTR: 1890 args->cmd = SNDCTL_FM_LOAD_INSTR; 1891 return (ioctl(td, (struct ioctl_args *)args)); 1892 1893 case LINUX_SNDCTL_SEQ_TESTMIDI: 1894 args->cmd = SNDCTL_SEQ_TESTMIDI; 1895 return (ioctl(td, (struct ioctl_args *)args)); 1896 1897 case LINUX_SNDCTL_SEQ_RESETSAMPLES: 1898 args->cmd = SNDCTL_SEQ_RESETSAMPLES; 1899 return (ioctl(td, (struct ioctl_args *)args)); 1900 1901 case LINUX_SNDCTL_SEQ_NRSYNTHS: 1902 args->cmd = SNDCTL_SEQ_NRSYNTHS; 1903 return (ioctl(td, (struct ioctl_args *)args)); 1904 1905 case LINUX_SNDCTL_SEQ_NRMIDIS: 1906 args->cmd = SNDCTL_SEQ_NRMIDIS; 1907 return (ioctl(td, (struct ioctl_args *)args)); 1908 1909 case LINUX_SNDCTL_MIDI_INFO: 1910 args->cmd = SNDCTL_MIDI_INFO; 1911 return (ioctl(td, (struct ioctl_args *)args)); 1912 1913 case LINUX_SNDCTL_SEQ_TRESHOLD: 1914 args->cmd = SNDCTL_SEQ_TRESHOLD; 1915 return (ioctl(td, (struct ioctl_args *)args)); 1916 1917 case LINUX_SNDCTL_SYNTH_MEMAVL: 1918 args->cmd = SNDCTL_SYNTH_MEMAVL; 1919 return (ioctl(td, (struct ioctl_args *)args)); 1920 1921 } 1922 1923 return (ENOIOCTL); 1924 } 1925 1926 /* 1927 * Console related ioctls 1928 */ 1929 1930 #define ISSIGVALID(sig) ((sig) > 0 && (sig) < NSIG) 1931 1932 static int 1933 linux_ioctl_console(struct thread *td, struct linux_ioctl_args *args) 1934 { 1935 struct file *fp; 1936 int error; 1937 1938 if ((error = fget(td, args->fd, &fp)) != 0) 1939 return (error); 1940 switch (args->cmd & 0xffff) { 1941 1942 case LINUX_KIOCSOUND: 1943 args->cmd = KIOCSOUND; 1944 error = (ioctl(td, (struct ioctl_args *)args)); 1945 break; 1946 1947 case LINUX_KDMKTONE: 1948 args->cmd = KDMKTONE; 1949 error = (ioctl(td, (struct ioctl_args *)args)); 1950 break; 1951 1952 case LINUX_KDGETLED: 1953 args->cmd = KDGETLED; 1954 error = (ioctl(td, (struct ioctl_args *)args)); 1955 break; 1956 1957 case LINUX_KDSETLED: 1958 args->cmd = KDSETLED; 1959 error = (ioctl(td, (struct ioctl_args *)args)); 1960 break; 1961 1962 case LINUX_KDSETMODE: 1963 args->cmd = KDSETMODE; 1964 error = (ioctl(td, (struct ioctl_args *)args)); 1965 break; 1966 1967 case LINUX_KDGETMODE: 1968 args->cmd = KDGETMODE; 1969 error = (ioctl(td, (struct ioctl_args *)args)); 1970 break; 1971 1972 case LINUX_KDGKBMODE: 1973 args->cmd = KDGKBMODE; 1974 error = (ioctl(td, (struct ioctl_args *)args)); 1975 break; 1976 1977 case LINUX_KDSKBMODE: { 1978 int kbdmode; 1979 switch (args->arg) { 1980 case LINUX_KBD_RAW: 1981 kbdmode = K_RAW; 1982 break; 1983 case LINUX_KBD_XLATE: 1984 kbdmode = K_XLATE; 1985 break; 1986 case LINUX_KBD_MEDIUMRAW: 1987 kbdmode = K_RAW; 1988 break; 1989 default: 1990 fdrop(fp, td); 1991 return (EINVAL); 1992 } 1993 error = (fo_ioctl(fp, KDSKBMODE, (caddr_t)&kbdmode, 1994 td->td_ucred, td)); 1995 break; 1996 } 1997 1998 case LINUX_VT_OPENQRY: 1999 args->cmd = VT_OPENQRY; 2000 error = (ioctl(td, (struct ioctl_args *)args)); 2001 break; 2002 2003 case LINUX_VT_GETMODE: 2004 args->cmd = VT_GETMODE; 2005 error = (ioctl(td, (struct ioctl_args *)args)); 2006 break; 2007 2008 case LINUX_VT_SETMODE: { 2009 struct vt_mode mode; 2010 if ((error = copyin((void *)args->arg, &mode, sizeof(mode)))) 2011 break; 2012 if (!ISSIGVALID(mode.frsig) && ISSIGVALID(mode.acqsig)) 2013 mode.frsig = mode.acqsig; 2014 if ((error = copyout(&mode, (void *)args->arg, sizeof(mode)))) 2015 break; 2016 args->cmd = VT_SETMODE; 2017 error = (ioctl(td, (struct ioctl_args *)args)); 2018 break; 2019 } 2020 2021 case LINUX_VT_GETSTATE: 2022 args->cmd = VT_GETACTIVE; 2023 error = (ioctl(td, (struct ioctl_args *)args)); 2024 break; 2025 2026 case LINUX_VT_RELDISP: 2027 args->cmd = VT_RELDISP; 2028 error = (ioctl(td, (struct ioctl_args *)args)); 2029 break; 2030 2031 case LINUX_VT_ACTIVATE: 2032 args->cmd = VT_ACTIVATE; 2033 error = (ioctl(td, (struct ioctl_args *)args)); 2034 break; 2035 2036 case LINUX_VT_WAITACTIVE: 2037 args->cmd = VT_WAITACTIVE; 2038 error = (ioctl(td, (struct ioctl_args *)args)); 2039 break; 2040 2041 default: 2042 error = ENOIOCTL; 2043 break; 2044 } 2045 2046 fdrop(fp, td); 2047 return (error); 2048 } 2049 2050 /* 2051 * Criteria for interface name translation 2052 */ 2053 #define IFP_IS_ETH(ifp) (ifp->if_type == IFT_ETHER) 2054 2055 /* 2056 * Interface function used by linprocfs (at the time of writing). It's not 2057 * used by the Linuxulator itself. 2058 */ 2059 int 2060 linux_ifname(struct ifnet *ifp, char *buffer, size_t buflen) 2061 { 2062 INIT_VNET_NET(ifp->if_vnet); 2063 struct ifnet *ifscan; 2064 int ethno; 2065 2066 /* Short-circuit non ethernet interfaces */ 2067 if (!IFP_IS_ETH(ifp)) 2068 return (strlcpy(buffer, ifp->if_xname, buflen)); 2069 2070 /* Determine the (relative) unit number for ethernet interfaces */ 2071 ethno = 0; 2072 IFNET_RLOCK(); 2073 TAILQ_FOREACH(ifscan, &V_ifnet, if_link) { 2074 if (ifscan == ifp) { 2075 IFNET_RUNLOCK(); 2076 return (snprintf(buffer, buflen, "eth%d", ethno)); 2077 } 2078 if (IFP_IS_ETH(ifscan)) 2079 ethno++; 2080 } 2081 IFNET_RUNLOCK(); 2082 2083 return (0); 2084 } 2085 2086 /* 2087 * Translate a Linux interface name to a FreeBSD interface name, 2088 * and return the associated ifnet structure 2089 * bsdname and lxname need to be least IFNAMSIZ bytes long, but 2090 * can point to the same buffer. 2091 */ 2092 2093 static struct ifnet * 2094 ifname_linux_to_bsd(const char *lxname, char *bsdname) 2095 { 2096 INIT_VNET_NET(TD_TO_VNET(curthread)); 2097 struct ifnet *ifp; 2098 int len, unit; 2099 char *ep; 2100 int is_eth, index; 2101 2102 for (len = 0; len < LINUX_IFNAMSIZ; ++len) 2103 if (!isalpha(lxname[len])) 2104 break; 2105 if (len == 0 || len == LINUX_IFNAMSIZ) 2106 return (NULL); 2107 unit = (int)strtoul(lxname + len, &ep, 10); 2108 if (ep == NULL || ep == lxname + len || ep >= lxname + LINUX_IFNAMSIZ) 2109 return (NULL); 2110 index = 0; 2111 is_eth = (len == 3 && !strncmp(lxname, "eth", len)) ? 1 : 0; 2112 IFNET_RLOCK(); 2113 TAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2114 /* 2115 * Allow Linux programs to use FreeBSD names. Don't presume 2116 * we never have an interface named "eth", so don't make 2117 * the test optional based on is_eth. 2118 */ 2119 if (strncmp(ifp->if_xname, lxname, LINUX_IFNAMSIZ) == 0) 2120 break; 2121 if (is_eth && IFP_IS_ETH(ifp) && unit == index++) 2122 break; 2123 } 2124 IFNET_RUNLOCK(); 2125 if (ifp != NULL) 2126 strlcpy(bsdname, ifp->if_xname, IFNAMSIZ); 2127 return (ifp); 2128 } 2129 2130 /* 2131 * Implement the SIOCGIFCONF ioctl 2132 */ 2133 2134 static int 2135 linux_ifconf(struct thread *td, struct ifconf *uifc) 2136 { 2137 INIT_VNET_NET(TD_TO_VNET(td)); 2138 #ifdef COMPAT_LINUX32 2139 struct l_ifconf ifc; 2140 #else 2141 struct ifconf ifc; 2142 #endif 2143 struct l_ifreq ifr; 2144 struct ifnet *ifp; 2145 struct ifaddr *ifa; 2146 struct sbuf *sb; 2147 int error, ethno, full = 0, valid_len, max_len; 2148 2149 error = copyin(uifc, &ifc, sizeof(ifc)); 2150 if (error != 0) 2151 return (error); 2152 2153 max_len = MAXPHYS - 1; 2154 2155 /* handle the 'request buffer size' case */ 2156 if (ifc.ifc_buf == PTROUT(NULL)) { 2157 ifc.ifc_len = 0; 2158 TAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2159 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2160 struct sockaddr *sa = ifa->ifa_addr; 2161 if (sa->sa_family == AF_INET) 2162 ifc.ifc_len += sizeof(ifr); 2163 } 2164 } 2165 error = copyout(&ifc, uifc, sizeof(ifc)); 2166 return (error); 2167 } 2168 2169 if (ifc.ifc_len <= 0) 2170 return (EINVAL); 2171 2172 again: 2173 /* Keep track of eth interfaces */ 2174 ethno = 0; 2175 if (ifc.ifc_len <= max_len) { 2176 max_len = ifc.ifc_len; 2177 full = 1; 2178 } 2179 sb = sbuf_new(NULL, NULL, max_len + 1, SBUF_FIXEDLEN); 2180 max_len = 0; 2181 valid_len = 0; 2182 2183 /* Return all AF_INET addresses of all interfaces */ 2184 IFNET_RLOCK(); /* could sleep XXX */ 2185 TAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2186 int addrs = 0; 2187 2188 bzero(&ifr, sizeof(ifr)); 2189 if (IFP_IS_ETH(ifp)) 2190 snprintf(ifr.ifr_name, LINUX_IFNAMSIZ, "eth%d", 2191 ethno++); 2192 else 2193 strlcpy(ifr.ifr_name, ifp->if_xname, LINUX_IFNAMSIZ); 2194 2195 /* Walk the address list */ 2196 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2197 struct sockaddr *sa = ifa->ifa_addr; 2198 2199 if (sa->sa_family == AF_INET) { 2200 ifr.ifr_addr.sa_family = LINUX_AF_INET; 2201 memcpy(ifr.ifr_addr.sa_data, sa->sa_data, 2202 sizeof(ifr.ifr_addr.sa_data)); 2203 sbuf_bcat(sb, &ifr, sizeof(ifr)); 2204 max_len += sizeof(ifr); 2205 addrs++; 2206 } 2207 2208 if (!sbuf_overflowed(sb)) 2209 valid_len = sbuf_len(sb); 2210 } 2211 if (addrs == 0) { 2212 bzero((caddr_t)&ifr.ifr_addr, sizeof(ifr.ifr_addr)); 2213 sbuf_bcat(sb, &ifr, sizeof(ifr)); 2214 max_len += sizeof(ifr); 2215 2216 if (!sbuf_overflowed(sb)) 2217 valid_len = sbuf_len(sb); 2218 } 2219 } 2220 IFNET_RUNLOCK(); 2221 2222 if (valid_len != max_len && !full) { 2223 sbuf_delete(sb); 2224 goto again; 2225 } 2226 2227 ifc.ifc_len = valid_len; 2228 sbuf_finish(sb); 2229 memcpy(PTRIN(ifc.ifc_buf), sbuf_data(sb), ifc.ifc_len); 2230 error = copyout(&ifc, uifc, sizeof(ifc)); 2231 sbuf_delete(sb); 2232 2233 return (error); 2234 } 2235 2236 static int 2237 linux_gifflags(struct thread *td, struct ifnet *ifp, struct l_ifreq *ifr) 2238 { 2239 l_short flags; 2240 2241 flags = (ifp->if_flags | ifp->if_drv_flags) & 0xffff; 2242 /* these flags have no Linux equivalent */ 2243 flags &= ~(IFF_SMART|IFF_DRV_OACTIVE|IFF_SIMPLEX| 2244 IFF_LINK0|IFF_LINK1|IFF_LINK2); 2245 /* Linux' multicast flag is in a different bit */ 2246 if (flags & IFF_MULTICAST) { 2247 flags &= ~IFF_MULTICAST; 2248 flags |= 0x1000; 2249 } 2250 2251 return (copyout(&flags, &ifr->ifr_flags, sizeof(flags))); 2252 } 2253 2254 #define ARPHRD_ETHER 1 2255 #define ARPHRD_LOOPBACK 772 2256 2257 static int 2258 linux_gifhwaddr(struct ifnet *ifp, struct l_ifreq *ifr) 2259 { 2260 struct ifaddr *ifa; 2261 struct sockaddr_dl *sdl; 2262 struct l_sockaddr lsa; 2263 2264 if (ifp->if_type == IFT_LOOP) { 2265 bzero(&lsa, sizeof(lsa)); 2266 lsa.sa_family = ARPHRD_LOOPBACK; 2267 return (copyout(&lsa, &ifr->ifr_hwaddr, sizeof(lsa))); 2268 } 2269 2270 if (ifp->if_type != IFT_ETHER) 2271 return (ENOENT); 2272 2273 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2274 sdl = (struct sockaddr_dl*)ifa->ifa_addr; 2275 if (sdl != NULL && (sdl->sdl_family == AF_LINK) && 2276 (sdl->sdl_type == IFT_ETHER)) { 2277 bzero(&lsa, sizeof(lsa)); 2278 lsa.sa_family = ARPHRD_ETHER; 2279 bcopy(LLADDR(sdl), lsa.sa_data, LINUX_IFHWADDRLEN); 2280 return (copyout(&lsa, &ifr->ifr_hwaddr, sizeof(lsa))); 2281 } 2282 } 2283 2284 return (ENOENT); 2285 } 2286 2287 2288 /* 2289 * If we fault in bsd_to_linux_ifreq() then we will fault when we call 2290 * the native ioctl(). Thus, we don't really need to check the return 2291 * value of this function. 2292 */ 2293 static int 2294 bsd_to_linux_ifreq(struct ifreq *arg) 2295 { 2296 struct ifreq ifr; 2297 size_t ifr_len = sizeof(struct ifreq); 2298 int error; 2299 2300 if ((error = copyin(arg, &ifr, ifr_len))) 2301 return (error); 2302 2303 *(u_short *)&ifr.ifr_addr = ifr.ifr_addr.sa_family; 2304 2305 error = copyout(&ifr, arg, ifr_len); 2306 2307 return (error); 2308 } 2309 2310 /* 2311 * Socket related ioctls 2312 */ 2313 2314 static int 2315 linux_ioctl_socket(struct thread *td, struct linux_ioctl_args *args) 2316 { 2317 char lifname[LINUX_IFNAMSIZ], ifname[IFNAMSIZ]; 2318 struct ifnet *ifp; 2319 struct file *fp; 2320 int error, type; 2321 2322 ifp = NULL; 2323 error = 0; 2324 2325 if ((error = fget(td, args->fd, &fp)) != 0) 2326 return (error); 2327 type = fp->f_type; 2328 fdrop(fp, td); 2329 if (type != DTYPE_SOCKET) { 2330 /* not a socket - probably a tap / vmnet device */ 2331 switch (args->cmd) { 2332 case LINUX_SIOCGIFADDR: 2333 case LINUX_SIOCSIFADDR: 2334 case LINUX_SIOCGIFFLAGS: 2335 return (linux_ioctl_special(td, args)); 2336 default: 2337 return (ENOIOCTL); 2338 } 2339 } 2340 2341 switch (args->cmd & 0xffff) { 2342 2343 case LINUX_FIOGETOWN: 2344 case LINUX_FIOSETOWN: 2345 case LINUX_SIOCADDMULTI: 2346 case LINUX_SIOCATMARK: 2347 case LINUX_SIOCDELMULTI: 2348 case LINUX_SIOCGIFCONF: 2349 case LINUX_SIOCGPGRP: 2350 case LINUX_SIOCSPGRP: 2351 case LINUX_SIOCGIFCOUNT: 2352 /* these ioctls don't take an interface name */ 2353 #ifdef DEBUG 2354 printf("%s(): ioctl %d\n", __func__, 2355 args->cmd & 0xffff); 2356 #endif 2357 break; 2358 2359 case LINUX_SIOCGIFFLAGS: 2360 case LINUX_SIOCGIFADDR: 2361 case LINUX_SIOCSIFADDR: 2362 case LINUX_SIOCGIFDSTADDR: 2363 case LINUX_SIOCGIFBRDADDR: 2364 case LINUX_SIOCGIFNETMASK: 2365 case LINUX_SIOCSIFNETMASK: 2366 case LINUX_SIOCGIFMTU: 2367 case LINUX_SIOCSIFMTU: 2368 case LINUX_SIOCSIFNAME: 2369 case LINUX_SIOCGIFHWADDR: 2370 case LINUX_SIOCSIFHWADDR: 2371 case LINUX_SIOCDEVPRIVATE: 2372 case LINUX_SIOCDEVPRIVATE+1: 2373 case LINUX_SIOCGIFINDEX: 2374 /* copy in the interface name and translate it. */ 2375 error = copyin((void *)args->arg, lifname, LINUX_IFNAMSIZ); 2376 if (error != 0) 2377 return (error); 2378 #ifdef DEBUG 2379 printf("%s(): ioctl %d on %.*s\n", __func__, 2380 args->cmd & 0xffff, LINUX_IFNAMSIZ, lifname); 2381 #endif 2382 ifp = ifname_linux_to_bsd(lifname, ifname); 2383 if (ifp == NULL) 2384 return (EINVAL); 2385 /* 2386 * We need to copy it back out in case we pass the 2387 * request on to our native ioctl(), which will expect 2388 * the ifreq to be in user space and have the correct 2389 * interface name. 2390 */ 2391 error = copyout(ifname, (void *)args->arg, IFNAMSIZ); 2392 if (error != 0) 2393 return (error); 2394 #ifdef DEBUG 2395 printf("%s(): %s translated to %s\n", __func__, 2396 lifname, ifname); 2397 #endif 2398 break; 2399 2400 default: 2401 return (ENOIOCTL); 2402 } 2403 2404 switch (args->cmd & 0xffff) { 2405 2406 case LINUX_FIOSETOWN: 2407 args->cmd = FIOSETOWN; 2408 error = ioctl(td, (struct ioctl_args *)args); 2409 break; 2410 2411 case LINUX_SIOCSPGRP: 2412 args->cmd = SIOCSPGRP; 2413 error = ioctl(td, (struct ioctl_args *)args); 2414 break; 2415 2416 case LINUX_FIOGETOWN: 2417 args->cmd = FIOGETOWN; 2418 error = ioctl(td, (struct ioctl_args *)args); 2419 break; 2420 2421 case LINUX_SIOCGPGRP: 2422 args->cmd = SIOCGPGRP; 2423 error = ioctl(td, (struct ioctl_args *)args); 2424 break; 2425 2426 case LINUX_SIOCATMARK: 2427 args->cmd = SIOCATMARK; 2428 error = ioctl(td, (struct ioctl_args *)args); 2429 break; 2430 2431 /* LINUX_SIOCGSTAMP */ 2432 2433 case LINUX_SIOCGIFCONF: 2434 error = linux_ifconf(td, (struct ifconf *)args->arg); 2435 break; 2436 2437 case LINUX_SIOCGIFFLAGS: 2438 args->cmd = SIOCGIFFLAGS; 2439 error = linux_gifflags(td, ifp, (struct l_ifreq *)args->arg); 2440 break; 2441 2442 case LINUX_SIOCGIFADDR: 2443 args->cmd = SIOCGIFADDR; 2444 error = ioctl(td, (struct ioctl_args *)args); 2445 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2446 break; 2447 2448 case LINUX_SIOCSIFADDR: 2449 /* XXX probably doesn't work, included for completeness */ 2450 args->cmd = SIOCSIFADDR; 2451 error = ioctl(td, (struct ioctl_args *)args); 2452 break; 2453 2454 case LINUX_SIOCGIFDSTADDR: 2455 args->cmd = SIOCGIFDSTADDR; 2456 error = ioctl(td, (struct ioctl_args *)args); 2457 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2458 break; 2459 2460 case LINUX_SIOCGIFBRDADDR: 2461 args->cmd = SIOCGIFBRDADDR; 2462 error = ioctl(td, (struct ioctl_args *)args); 2463 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2464 break; 2465 2466 case LINUX_SIOCGIFNETMASK: 2467 args->cmd = SIOCGIFNETMASK; 2468 error = ioctl(td, (struct ioctl_args *)args); 2469 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2470 break; 2471 2472 case LINUX_SIOCSIFNETMASK: 2473 error = ENOIOCTL; 2474 break; 2475 2476 case LINUX_SIOCGIFMTU: 2477 args->cmd = SIOCGIFMTU; 2478 error = ioctl(td, (struct ioctl_args *)args); 2479 break; 2480 2481 case LINUX_SIOCSIFMTU: 2482 args->cmd = SIOCSIFMTU; 2483 error = ioctl(td, (struct ioctl_args *)args); 2484 break; 2485 2486 case LINUX_SIOCSIFNAME: 2487 error = ENOIOCTL; 2488 break; 2489 2490 case LINUX_SIOCGIFHWADDR: 2491 error = linux_gifhwaddr(ifp, (struct l_ifreq *)args->arg); 2492 break; 2493 2494 case LINUX_SIOCSIFHWADDR: 2495 error = ENOIOCTL; 2496 break; 2497 2498 case LINUX_SIOCADDMULTI: 2499 args->cmd = SIOCADDMULTI; 2500 error = ioctl(td, (struct ioctl_args *)args); 2501 break; 2502 2503 case LINUX_SIOCDELMULTI: 2504 args->cmd = SIOCDELMULTI; 2505 error = ioctl(td, (struct ioctl_args *)args); 2506 break; 2507 2508 case LINUX_SIOCGIFINDEX: 2509 args->cmd = SIOCGIFINDEX; 2510 error = ioctl(td, (struct ioctl_args *)args); 2511 break; 2512 2513 case LINUX_SIOCGIFCOUNT: 2514 error = 0; 2515 break; 2516 2517 /* 2518 * XXX This is slightly bogus, but these ioctls are currently 2519 * XXX only used by the aironet (if_an) network driver. 2520 */ 2521 case LINUX_SIOCDEVPRIVATE: 2522 args->cmd = SIOCGPRIVATE_0; 2523 error = ioctl(td, (struct ioctl_args *)args); 2524 break; 2525 2526 case LINUX_SIOCDEVPRIVATE+1: 2527 args->cmd = SIOCGPRIVATE_1; 2528 error = ioctl(td, (struct ioctl_args *)args); 2529 break; 2530 } 2531 2532 if (ifp != NULL) 2533 /* restore the original interface name */ 2534 copyout(lifname, (void *)args->arg, LINUX_IFNAMSIZ); 2535 2536 #ifdef DEBUG 2537 printf("%s(): returning %d\n", __func__, error); 2538 #endif 2539 return (error); 2540 } 2541 2542 /* 2543 * Device private ioctl handler 2544 */ 2545 static int 2546 linux_ioctl_private(struct thread *td, struct linux_ioctl_args *args) 2547 { 2548 struct file *fp; 2549 int error, type; 2550 2551 if ((error = fget(td, args->fd, &fp)) != 0) 2552 return (error); 2553 type = fp->f_type; 2554 fdrop(fp, td); 2555 if (type == DTYPE_SOCKET) 2556 return (linux_ioctl_socket(td, args)); 2557 return (ENOIOCTL); 2558 } 2559 2560 /* 2561 * DRM ioctl handler (sys/dev/drm) 2562 */ 2563 static int 2564 linux_ioctl_drm(struct thread *td, struct linux_ioctl_args *args) 2565 { 2566 args->cmd = SETDIR(args->cmd); 2567 return ioctl(td, (struct ioctl_args *)args); 2568 } 2569 2570 static int 2571 linux_ioctl_sg(struct thread *td, struct linux_ioctl_args *args) 2572 { 2573 struct file *fp; 2574 u_long cmd; 2575 int error; 2576 2577 if ((error = fget(td, args->fd, &fp)) != 0) { 2578 printf("sg_linux_ioctl: fget returned %d\n", error); 2579 return (error); 2580 } 2581 cmd = args->cmd; 2582 2583 error = (fo_ioctl(fp, cmd, (caddr_t)args->arg, td->td_ucred, td)); 2584 fdrop(fp, td); 2585 return (error); 2586 } 2587 2588 /* 2589 * Special ioctl handler 2590 */ 2591 static int 2592 linux_ioctl_special(struct thread *td, struct linux_ioctl_args *args) 2593 { 2594 int error; 2595 2596 switch (args->cmd) { 2597 case LINUX_SIOCGIFADDR: 2598 args->cmd = SIOCGIFADDR; 2599 error = ioctl(td, (struct ioctl_args *)args); 2600 break; 2601 case LINUX_SIOCSIFADDR: 2602 args->cmd = SIOCSIFADDR; 2603 error = ioctl(td, (struct ioctl_args *)args); 2604 break; 2605 case LINUX_SIOCGIFFLAGS: 2606 args->cmd = SIOCGIFFLAGS; 2607 error = ioctl(td, (struct ioctl_args *)args); 2608 break; 2609 default: 2610 error = ENOIOCTL; 2611 } 2612 2613 return (error); 2614 } 2615 2616 /* 2617 * main ioctl syscall function 2618 */ 2619 2620 int 2621 linux_ioctl(struct thread *td, struct linux_ioctl_args *args) 2622 { 2623 struct file *fp; 2624 struct handler_element *he; 2625 int error, cmd; 2626 2627 #ifdef DEBUG 2628 if (ldebug(ioctl)) 2629 printf(ARGS(ioctl, "%d, %04lx, *"), args->fd, 2630 (unsigned long)args->cmd); 2631 #endif 2632 2633 if ((error = fget(td, args->fd, &fp)) != 0) 2634 return (error); 2635 if ((fp->f_flag & (FREAD|FWRITE)) == 0) { 2636 fdrop(fp, td); 2637 return (EBADF); 2638 } 2639 2640 /* Iterate over the ioctl handlers */ 2641 cmd = args->cmd & 0xffff; 2642 sx_slock(&linux_ioctl_sx); 2643 mtx_lock(&Giant); 2644 TAILQ_FOREACH(he, &handlers, list) { 2645 if (cmd >= he->low && cmd <= he->high) { 2646 error = (*he->func)(td, args); 2647 if (error != ENOIOCTL) { 2648 mtx_unlock(&Giant); 2649 sx_sunlock(&linux_ioctl_sx); 2650 fdrop(fp, td); 2651 return (error); 2652 } 2653 } 2654 } 2655 mtx_unlock(&Giant); 2656 sx_sunlock(&linux_ioctl_sx); 2657 fdrop(fp, td); 2658 2659 linux_msg(td, "ioctl fd=%d, cmd=0x%x ('%c',%d) is not implemented", 2660 args->fd, (int)(args->cmd & 0xffff), 2661 (int)(args->cmd & 0xff00) >> 8, (int)(args->cmd & 0xff)); 2662 2663 return (EINVAL); 2664 } 2665 2666 int 2667 linux_ioctl_register_handler(struct linux_ioctl_handler *h) 2668 { 2669 struct handler_element *he, *cur; 2670 2671 if (h == NULL || h->func == NULL) 2672 return (EINVAL); 2673 2674 /* 2675 * Reuse the element if the handler is already on the list, otherwise 2676 * create a new element. 2677 */ 2678 sx_xlock(&linux_ioctl_sx); 2679 TAILQ_FOREACH(he, &handlers, list) { 2680 if (he->func == h->func) 2681 break; 2682 } 2683 if (he == NULL) { 2684 he = malloc(sizeof(*he), 2685 M_LINUX, M_WAITOK); 2686 he->func = h->func; 2687 } else 2688 TAILQ_REMOVE(&handlers, he, list); 2689 2690 /* Initialize range information. */ 2691 he->low = h->low; 2692 he->high = h->high; 2693 he->span = h->high - h->low + 1; 2694 2695 /* Add the element to the list, sorted on span. */ 2696 TAILQ_FOREACH(cur, &handlers, list) { 2697 if (cur->span > he->span) { 2698 TAILQ_INSERT_BEFORE(cur, he, list); 2699 sx_xunlock(&linux_ioctl_sx); 2700 return (0); 2701 } 2702 } 2703 TAILQ_INSERT_TAIL(&handlers, he, list); 2704 sx_xunlock(&linux_ioctl_sx); 2705 2706 return (0); 2707 } 2708 2709 int 2710 linux_ioctl_unregister_handler(struct linux_ioctl_handler *h) 2711 { 2712 struct handler_element *he; 2713 2714 if (h == NULL || h->func == NULL) 2715 return (EINVAL); 2716 2717 sx_xlock(&linux_ioctl_sx); 2718 TAILQ_FOREACH(he, &handlers, list) { 2719 if (he->func == h->func) { 2720 TAILQ_REMOVE(&handlers, he, list); 2721 sx_xunlock(&linux_ioctl_sx); 2722 free(he, M_LINUX); 2723 return (0); 2724 } 2725 } 2726 sx_xunlock(&linux_ioctl_sx); 2727 2728 return (EINVAL); 2729 } 2730