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_route.h" 30 #include "opt_compat.h" 31 32 #include <sys/cdefs.h> 33 __FBSDID("$FreeBSD$"); 34 35 #include <sys/param.h> 36 #include <sys/systm.h> 37 #include <sys/sysproto.h> 38 #include <sys/cdio.h> 39 #include <sys/dvdio.h> 40 #include <sys/conf.h> 41 #include <sys/disk.h> 42 #include <sys/consio.h> 43 #include <sys/ctype.h> 44 #include <sys/fcntl.h> 45 #include <sys/file.h> 46 #include <sys/filedesc.h> 47 #include <sys/filio.h> 48 #include <sys/kbio.h> 49 #include <sys/kernel.h> 50 #include <sys/linker_set.h> 51 #include <sys/lock.h> 52 #include <sys/malloc.h> 53 #include <sys/proc.h> 54 #include <sys/sbuf.h> 55 #include <sys/socket.h> 56 #include <sys/sockio.h> 57 #include <sys/soundcard.h> 58 #include <sys/stdint.h> 59 #include <sys/sx.h> 60 #include <sys/tty.h> 61 #include <sys/uio.h> 62 #include <sys/vimage.h> 63 64 #include <net/if.h> 65 #include <net/if_dl.h> 66 #include <net/if_types.h> 67 #include <net/route.h> 68 #include <net/vnet.h> 69 70 #ifdef COMPAT_LINUX32 71 #include <machine/../linux32/linux.h> 72 #include <machine/../linux32/linux32_proto.h> 73 #else 74 #include <machine/../linux/linux.h> 75 #include <machine/../linux/linux_proto.h> 76 #endif 77 78 #include <compat/linux/linux_ioctl.h> 79 #include <compat/linux/linux_mib.h> 80 #include <compat/linux/linux_socket.h> 81 #include <compat/linux/linux_util.h> 82 83 CTASSERT(LINUX_IFNAMSIZ == IFNAMSIZ); 84 85 static linux_ioctl_function_t linux_ioctl_cdrom; 86 static linux_ioctl_function_t linux_ioctl_vfat; 87 static linux_ioctl_function_t linux_ioctl_console; 88 static linux_ioctl_function_t linux_ioctl_hdio; 89 static linux_ioctl_function_t linux_ioctl_disk; 90 static linux_ioctl_function_t linux_ioctl_socket; 91 static linux_ioctl_function_t linux_ioctl_sound; 92 static linux_ioctl_function_t linux_ioctl_termio; 93 static linux_ioctl_function_t linux_ioctl_private; 94 static linux_ioctl_function_t linux_ioctl_drm; 95 static linux_ioctl_function_t linux_ioctl_sg; 96 static linux_ioctl_function_t linux_ioctl_special; 97 98 static struct linux_ioctl_handler cdrom_handler = 99 { linux_ioctl_cdrom, LINUX_IOCTL_CDROM_MIN, LINUX_IOCTL_CDROM_MAX }; 100 static struct linux_ioctl_handler vfat_handler = 101 { linux_ioctl_vfat, LINUX_IOCTL_VFAT_MIN, LINUX_IOCTL_VFAT_MAX }; 102 static struct linux_ioctl_handler console_handler = 103 { linux_ioctl_console, LINUX_IOCTL_CONSOLE_MIN, LINUX_IOCTL_CONSOLE_MAX }; 104 static struct linux_ioctl_handler hdio_handler = 105 { linux_ioctl_hdio, LINUX_IOCTL_HDIO_MIN, LINUX_IOCTL_HDIO_MAX }; 106 static struct linux_ioctl_handler disk_handler = 107 { linux_ioctl_disk, LINUX_IOCTL_DISK_MIN, LINUX_IOCTL_DISK_MAX }; 108 static struct linux_ioctl_handler socket_handler = 109 { linux_ioctl_socket, LINUX_IOCTL_SOCKET_MIN, LINUX_IOCTL_SOCKET_MAX }; 110 static struct linux_ioctl_handler sound_handler = 111 { linux_ioctl_sound, LINUX_IOCTL_SOUND_MIN, LINUX_IOCTL_SOUND_MAX }; 112 static struct linux_ioctl_handler termio_handler = 113 { linux_ioctl_termio, LINUX_IOCTL_TERMIO_MIN, LINUX_IOCTL_TERMIO_MAX }; 114 static struct linux_ioctl_handler private_handler = 115 { linux_ioctl_private, LINUX_IOCTL_PRIVATE_MIN, LINUX_IOCTL_PRIVATE_MAX }; 116 static struct linux_ioctl_handler drm_handler = 117 { linux_ioctl_drm, LINUX_IOCTL_DRM_MIN, LINUX_IOCTL_DRM_MAX }; 118 static struct linux_ioctl_handler sg_handler = 119 { linux_ioctl_sg, LINUX_IOCTL_SG_MIN, LINUX_IOCTL_SG_MAX }; 120 121 DATA_SET(linux_ioctl_handler_set, cdrom_handler); 122 DATA_SET(linux_ioctl_handler_set, vfat_handler); 123 DATA_SET(linux_ioctl_handler_set, console_handler); 124 DATA_SET(linux_ioctl_handler_set, hdio_handler); 125 DATA_SET(linux_ioctl_handler_set, disk_handler); 126 DATA_SET(linux_ioctl_handler_set, socket_handler); 127 DATA_SET(linux_ioctl_handler_set, sound_handler); 128 DATA_SET(linux_ioctl_handler_set, termio_handler); 129 DATA_SET(linux_ioctl_handler_set, private_handler); 130 DATA_SET(linux_ioctl_handler_set, drm_handler); 131 DATA_SET(linux_ioctl_handler_set, sg_handler); 132 133 struct handler_element 134 { 135 TAILQ_ENTRY(handler_element) list; 136 int (*func)(struct thread *, struct linux_ioctl_args *); 137 int low, high, span; 138 }; 139 140 static TAILQ_HEAD(, handler_element) handlers = 141 TAILQ_HEAD_INITIALIZER(handlers); 142 static struct sx linux_ioctl_sx; 143 SX_SYSINIT(linux_ioctl, &linux_ioctl_sx, "linux ioctl handlers"); 144 145 /* 146 * hdio related ioctls for VMWare support 147 */ 148 149 struct linux_hd_geometry { 150 u_int8_t heads; 151 u_int8_t sectors; 152 u_int16_t cylinders; 153 u_int32_t start; 154 }; 155 156 struct linux_hd_big_geometry { 157 u_int8_t heads; 158 u_int8_t sectors; 159 u_int32_t cylinders; 160 u_int32_t start; 161 }; 162 163 static int 164 linux_ioctl_hdio(struct thread *td, struct linux_ioctl_args *args) 165 { 166 struct file *fp; 167 int error; 168 u_int sectorsize, fwcylinders, fwheads, fwsectors; 169 off_t mediasize, bytespercyl; 170 171 if ((error = fget(td, args->fd, &fp)) != 0) 172 return (error); 173 switch (args->cmd & 0xffff) { 174 case LINUX_HDIO_GET_GEO: 175 case LINUX_HDIO_GET_GEO_BIG: 176 error = fo_ioctl(fp, DIOCGMEDIASIZE, 177 (caddr_t)&mediasize, td->td_ucred, td); 178 if (!error) 179 error = fo_ioctl(fp, DIOCGSECTORSIZE, 180 (caddr_t)§orsize, td->td_ucred, td); 181 if (!error) 182 error = fo_ioctl(fp, DIOCGFWHEADS, 183 (caddr_t)&fwheads, td->td_ucred, td); 184 if (!error) 185 error = fo_ioctl(fp, DIOCGFWSECTORS, 186 (caddr_t)&fwsectors, td->td_ucred, td); 187 /* 188 * XXX: DIOCGFIRSTOFFSET is not yet implemented, so 189 * so pretend that GEOM always says 0. This is NOT VALID 190 * for slices or partitions, only the per-disk raw devices. 191 */ 192 193 fdrop(fp, td); 194 if (error) 195 return (error); 196 /* 197 * 1. Calculate the number of bytes in a cylinder, 198 * given the firmware's notion of heads and sectors 199 * per cylinder. 200 * 2. Calculate the number of cylinders, given the total 201 * size of the media. 202 * All internal calculations should have 64-bit precision. 203 */ 204 bytespercyl = (off_t) sectorsize * fwheads * fwsectors; 205 fwcylinders = mediasize / bytespercyl; 206 #if defined(DEBUG) 207 linux_msg(td, "HDIO_GET_GEO: mediasize %jd, c/h/s %d/%d/%d, " 208 "bpc %jd", 209 (intmax_t)mediasize, fwcylinders, fwheads, fwsectors, 210 (intmax_t)bytespercyl); 211 #endif 212 if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO) { 213 struct linux_hd_geometry hdg; 214 215 hdg.cylinders = fwcylinders; 216 hdg.heads = fwheads; 217 hdg.sectors = fwsectors; 218 hdg.start = 0; 219 error = copyout(&hdg, (void *)args->arg, sizeof(hdg)); 220 } else if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO_BIG) { 221 struct linux_hd_big_geometry hdbg; 222 223 hdbg.cylinders = fwcylinders; 224 hdbg.heads = fwheads; 225 hdbg.sectors = fwsectors; 226 hdbg.start = 0; 227 error = copyout(&hdbg, (void *)args->arg, sizeof(hdbg)); 228 } 229 return (error); 230 break; 231 default: 232 /* XXX */ 233 linux_msg(td, 234 "ioctl fd=%d, cmd=0x%x ('%c',%d) is not implemented", 235 args->fd, (int)(args->cmd & 0xffff), 236 (int)(args->cmd & 0xff00) >> 8, 237 (int)(args->cmd & 0xff)); 238 break; 239 } 240 fdrop(fp, td); 241 return (ENOIOCTL); 242 } 243 244 static int 245 linux_ioctl_disk(struct thread *td, struct linux_ioctl_args *args) 246 { 247 struct file *fp; 248 int error; 249 u_int sectorsize; 250 off_t mediasize; 251 252 if ((error = fget(td, args->fd, &fp)) != 0) 253 return (error); 254 switch (args->cmd & 0xffff) { 255 case LINUX_BLKGETSIZE: 256 error = fo_ioctl(fp, DIOCGSECTORSIZE, 257 (caddr_t)§orsize, td->td_ucred, td); 258 if (!error) 259 error = fo_ioctl(fp, DIOCGMEDIASIZE, 260 (caddr_t)&mediasize, td->td_ucred, td); 261 fdrop(fp, td); 262 if (error) 263 return (error); 264 sectorsize = mediasize / sectorsize; 265 /* 266 * XXX: How do we know we return the right size of integer ? 267 */ 268 return (copyout(§orsize, (void *)args->arg, 269 sizeof(sectorsize))); 270 break; 271 } 272 fdrop(fp, td); 273 return (ENOIOCTL); 274 } 275 276 /* 277 * termio related ioctls 278 */ 279 280 struct linux_termio { 281 unsigned short c_iflag; 282 unsigned short c_oflag; 283 unsigned short c_cflag; 284 unsigned short c_lflag; 285 unsigned char c_line; 286 unsigned char c_cc[LINUX_NCC]; 287 }; 288 289 struct linux_termios { 290 unsigned int c_iflag; 291 unsigned int c_oflag; 292 unsigned int c_cflag; 293 unsigned int c_lflag; 294 unsigned char c_line; 295 unsigned char c_cc[LINUX_NCCS]; 296 }; 297 298 struct linux_winsize { 299 unsigned short ws_row, ws_col; 300 unsigned short ws_xpixel, ws_ypixel; 301 }; 302 303 struct speedtab { 304 int sp_speed; /* Speed. */ 305 int sp_code; /* Code. */ 306 }; 307 308 static struct speedtab sptab[] = { 309 { B0, LINUX_B0 }, { B50, LINUX_B50 }, 310 { B75, LINUX_B75 }, { B110, LINUX_B110 }, 311 { B134, LINUX_B134 }, { B150, LINUX_B150 }, 312 { B200, LINUX_B200 }, { B300, LINUX_B300 }, 313 { B600, LINUX_B600 }, { B1200, LINUX_B1200 }, 314 { B1800, LINUX_B1800 }, { B2400, LINUX_B2400 }, 315 { B4800, LINUX_B4800 }, { B9600, LINUX_B9600 }, 316 { B19200, LINUX_B19200 }, { B38400, LINUX_B38400 }, 317 { B57600, LINUX_B57600 }, { B115200, LINUX_B115200 }, 318 {-1, -1 } 319 }; 320 321 struct linux_serial_struct { 322 int type; 323 int line; 324 int port; 325 int irq; 326 int flags; 327 int xmit_fifo_size; 328 int custom_divisor; 329 int baud_base; 330 unsigned short close_delay; 331 char reserved_char[2]; 332 int hub6; 333 unsigned short closing_wait; 334 unsigned short closing_wait2; 335 int reserved[4]; 336 }; 337 338 static int 339 linux_to_bsd_speed(int code, struct speedtab *table) 340 { 341 for ( ; table->sp_code != -1; table++) 342 if (table->sp_code == code) 343 return (table->sp_speed); 344 return -1; 345 } 346 347 static int 348 bsd_to_linux_speed(int speed, struct speedtab *table) 349 { 350 for ( ; table->sp_speed != -1; table++) 351 if (table->sp_speed == speed) 352 return (table->sp_code); 353 return -1; 354 } 355 356 static void 357 bsd_to_linux_termios(struct termios *bios, struct linux_termios *lios) 358 { 359 int i; 360 361 #ifdef DEBUG 362 if (ldebug(ioctl)) { 363 printf("LINUX: BSD termios structure (input):\n"); 364 printf("i=%08x o=%08x c=%08x l=%08x ispeed=%d ospeed=%d\n", 365 bios->c_iflag, bios->c_oflag, bios->c_cflag, bios->c_lflag, 366 bios->c_ispeed, bios->c_ospeed); 367 printf("c_cc "); 368 for (i=0; i<NCCS; i++) 369 printf("%02x ", bios->c_cc[i]); 370 printf("\n"); 371 } 372 #endif 373 374 lios->c_iflag = 0; 375 if (bios->c_iflag & IGNBRK) 376 lios->c_iflag |= LINUX_IGNBRK; 377 if (bios->c_iflag & BRKINT) 378 lios->c_iflag |= LINUX_BRKINT; 379 if (bios->c_iflag & IGNPAR) 380 lios->c_iflag |= LINUX_IGNPAR; 381 if (bios->c_iflag & PARMRK) 382 lios->c_iflag |= LINUX_PARMRK; 383 if (bios->c_iflag & INPCK) 384 lios->c_iflag |= LINUX_INPCK; 385 if (bios->c_iflag & ISTRIP) 386 lios->c_iflag |= LINUX_ISTRIP; 387 if (bios->c_iflag & INLCR) 388 lios->c_iflag |= LINUX_INLCR; 389 if (bios->c_iflag & IGNCR) 390 lios->c_iflag |= LINUX_IGNCR; 391 if (bios->c_iflag & ICRNL) 392 lios->c_iflag |= LINUX_ICRNL; 393 if (bios->c_iflag & IXON) 394 lios->c_iflag |= LINUX_IXON; 395 if (bios->c_iflag & IXANY) 396 lios->c_iflag |= LINUX_IXANY; 397 if (bios->c_iflag & IXOFF) 398 lios->c_iflag |= LINUX_IXOFF; 399 if (bios->c_iflag & IMAXBEL) 400 lios->c_iflag |= LINUX_IMAXBEL; 401 402 lios->c_oflag = 0; 403 if (bios->c_oflag & OPOST) 404 lios->c_oflag |= LINUX_OPOST; 405 if (bios->c_oflag & ONLCR) 406 lios->c_oflag |= LINUX_ONLCR; 407 if (bios->c_oflag & TAB3) 408 lios->c_oflag |= LINUX_XTABS; 409 410 lios->c_cflag = bsd_to_linux_speed(bios->c_ispeed, sptab); 411 lios->c_cflag |= (bios->c_cflag & CSIZE) >> 4; 412 if (bios->c_cflag & CSTOPB) 413 lios->c_cflag |= LINUX_CSTOPB; 414 if (bios->c_cflag & CREAD) 415 lios->c_cflag |= LINUX_CREAD; 416 if (bios->c_cflag & PARENB) 417 lios->c_cflag |= LINUX_PARENB; 418 if (bios->c_cflag & PARODD) 419 lios->c_cflag |= LINUX_PARODD; 420 if (bios->c_cflag & HUPCL) 421 lios->c_cflag |= LINUX_HUPCL; 422 if (bios->c_cflag & CLOCAL) 423 lios->c_cflag |= LINUX_CLOCAL; 424 if (bios->c_cflag & CRTSCTS) 425 lios->c_cflag |= LINUX_CRTSCTS; 426 427 lios->c_lflag = 0; 428 if (bios->c_lflag & ISIG) 429 lios->c_lflag |= LINUX_ISIG; 430 if (bios->c_lflag & ICANON) 431 lios->c_lflag |= LINUX_ICANON; 432 if (bios->c_lflag & ECHO) 433 lios->c_lflag |= LINUX_ECHO; 434 if (bios->c_lflag & ECHOE) 435 lios->c_lflag |= LINUX_ECHOE; 436 if (bios->c_lflag & ECHOK) 437 lios->c_lflag |= LINUX_ECHOK; 438 if (bios->c_lflag & ECHONL) 439 lios->c_lflag |= LINUX_ECHONL; 440 if (bios->c_lflag & NOFLSH) 441 lios->c_lflag |= LINUX_NOFLSH; 442 if (bios->c_lflag & TOSTOP) 443 lios->c_lflag |= LINUX_TOSTOP; 444 if (bios->c_lflag & ECHOCTL) 445 lios->c_lflag |= LINUX_ECHOCTL; 446 if (bios->c_lflag & ECHOPRT) 447 lios->c_lflag |= LINUX_ECHOPRT; 448 if (bios->c_lflag & ECHOKE) 449 lios->c_lflag |= LINUX_ECHOKE; 450 if (bios->c_lflag & FLUSHO) 451 lios->c_lflag |= LINUX_FLUSHO; 452 if (bios->c_lflag & PENDIN) 453 lios->c_lflag |= LINUX_PENDIN; 454 if (bios->c_lflag & IEXTEN) 455 lios->c_lflag |= LINUX_IEXTEN; 456 457 for (i=0; i<LINUX_NCCS; i++) 458 lios->c_cc[i] = LINUX_POSIX_VDISABLE; 459 lios->c_cc[LINUX_VINTR] = bios->c_cc[VINTR]; 460 lios->c_cc[LINUX_VQUIT] = bios->c_cc[VQUIT]; 461 lios->c_cc[LINUX_VERASE] = bios->c_cc[VERASE]; 462 lios->c_cc[LINUX_VKILL] = bios->c_cc[VKILL]; 463 lios->c_cc[LINUX_VEOF] = bios->c_cc[VEOF]; 464 lios->c_cc[LINUX_VEOL] = bios->c_cc[VEOL]; 465 lios->c_cc[LINUX_VMIN] = bios->c_cc[VMIN]; 466 lios->c_cc[LINUX_VTIME] = bios->c_cc[VTIME]; 467 lios->c_cc[LINUX_VEOL2] = bios->c_cc[VEOL2]; 468 lios->c_cc[LINUX_VSUSP] = bios->c_cc[VSUSP]; 469 lios->c_cc[LINUX_VSTART] = bios->c_cc[VSTART]; 470 lios->c_cc[LINUX_VSTOP] = bios->c_cc[VSTOP]; 471 lios->c_cc[LINUX_VREPRINT] = bios->c_cc[VREPRINT]; 472 lios->c_cc[LINUX_VDISCARD] = bios->c_cc[VDISCARD]; 473 lios->c_cc[LINUX_VWERASE] = bios->c_cc[VWERASE]; 474 lios->c_cc[LINUX_VLNEXT] = bios->c_cc[VLNEXT]; 475 476 for (i=0; i<LINUX_NCCS; i++) { 477 if (i != LINUX_VMIN && i != LINUX_VTIME && 478 lios->c_cc[i] == _POSIX_VDISABLE) 479 lios->c_cc[i] = LINUX_POSIX_VDISABLE; 480 } 481 lios->c_line = 0; 482 483 #ifdef DEBUG 484 if (ldebug(ioctl)) { 485 printf("LINUX: LINUX termios structure (output):\n"); 486 printf("i=%08x o=%08x c=%08x l=%08x line=%d\n", 487 lios->c_iflag, lios->c_oflag, lios->c_cflag, 488 lios->c_lflag, (int)lios->c_line); 489 printf("c_cc "); 490 for (i=0; i<LINUX_NCCS; i++) 491 printf("%02x ", lios->c_cc[i]); 492 printf("\n"); 493 } 494 #endif 495 } 496 497 static void 498 linux_to_bsd_termios(struct linux_termios *lios, struct termios *bios) 499 { 500 int i; 501 502 #ifdef DEBUG 503 if (ldebug(ioctl)) { 504 printf("LINUX: LINUX termios structure (input):\n"); 505 printf("i=%08x o=%08x c=%08x l=%08x line=%d\n", 506 lios->c_iflag, lios->c_oflag, lios->c_cflag, 507 lios->c_lflag, (int)lios->c_line); 508 printf("c_cc "); 509 for (i=0; i<LINUX_NCCS; i++) 510 printf("%02x ", lios->c_cc[i]); 511 printf("\n"); 512 } 513 #endif 514 515 bios->c_iflag = 0; 516 if (lios->c_iflag & LINUX_IGNBRK) 517 bios->c_iflag |= IGNBRK; 518 if (lios->c_iflag & LINUX_BRKINT) 519 bios->c_iflag |= BRKINT; 520 if (lios->c_iflag & LINUX_IGNPAR) 521 bios->c_iflag |= IGNPAR; 522 if (lios->c_iflag & LINUX_PARMRK) 523 bios->c_iflag |= PARMRK; 524 if (lios->c_iflag & LINUX_INPCK) 525 bios->c_iflag |= INPCK; 526 if (lios->c_iflag & LINUX_ISTRIP) 527 bios->c_iflag |= ISTRIP; 528 if (lios->c_iflag & LINUX_INLCR) 529 bios->c_iflag |= INLCR; 530 if (lios->c_iflag & LINUX_IGNCR) 531 bios->c_iflag |= IGNCR; 532 if (lios->c_iflag & LINUX_ICRNL) 533 bios->c_iflag |= ICRNL; 534 if (lios->c_iflag & LINUX_IXON) 535 bios->c_iflag |= IXON; 536 if (lios->c_iflag & LINUX_IXANY) 537 bios->c_iflag |= IXANY; 538 if (lios->c_iflag & LINUX_IXOFF) 539 bios->c_iflag |= IXOFF; 540 if (lios->c_iflag & LINUX_IMAXBEL) 541 bios->c_iflag |= IMAXBEL; 542 543 bios->c_oflag = 0; 544 if (lios->c_oflag & LINUX_OPOST) 545 bios->c_oflag |= OPOST; 546 if (lios->c_oflag & LINUX_ONLCR) 547 bios->c_oflag |= ONLCR; 548 if (lios->c_oflag & LINUX_XTABS) 549 bios->c_oflag |= TAB3; 550 551 bios->c_cflag = (lios->c_cflag & LINUX_CSIZE) << 4; 552 if (lios->c_cflag & LINUX_CSTOPB) 553 bios->c_cflag |= CSTOPB; 554 if (lios->c_cflag & LINUX_CREAD) 555 bios->c_cflag |= CREAD; 556 if (lios->c_cflag & LINUX_PARENB) 557 bios->c_cflag |= PARENB; 558 if (lios->c_cflag & LINUX_PARODD) 559 bios->c_cflag |= PARODD; 560 if (lios->c_cflag & LINUX_HUPCL) 561 bios->c_cflag |= HUPCL; 562 if (lios->c_cflag & LINUX_CLOCAL) 563 bios->c_cflag |= CLOCAL; 564 if (lios->c_cflag & LINUX_CRTSCTS) 565 bios->c_cflag |= CRTSCTS; 566 567 bios->c_lflag = 0; 568 if (lios->c_lflag & LINUX_ISIG) 569 bios->c_lflag |= ISIG; 570 if (lios->c_lflag & LINUX_ICANON) 571 bios->c_lflag |= ICANON; 572 if (lios->c_lflag & LINUX_ECHO) 573 bios->c_lflag |= ECHO; 574 if (lios->c_lflag & LINUX_ECHOE) 575 bios->c_lflag |= ECHOE; 576 if (lios->c_lflag & LINUX_ECHOK) 577 bios->c_lflag |= ECHOK; 578 if (lios->c_lflag & LINUX_ECHONL) 579 bios->c_lflag |= ECHONL; 580 if (lios->c_lflag & LINUX_NOFLSH) 581 bios->c_lflag |= NOFLSH; 582 if (lios->c_lflag & LINUX_TOSTOP) 583 bios->c_lflag |= TOSTOP; 584 if (lios->c_lflag & LINUX_ECHOCTL) 585 bios->c_lflag |= ECHOCTL; 586 if (lios->c_lflag & LINUX_ECHOPRT) 587 bios->c_lflag |= ECHOPRT; 588 if (lios->c_lflag & LINUX_ECHOKE) 589 bios->c_lflag |= ECHOKE; 590 if (lios->c_lflag & LINUX_FLUSHO) 591 bios->c_lflag |= FLUSHO; 592 if (lios->c_lflag & LINUX_PENDIN) 593 bios->c_lflag |= PENDIN; 594 if (lios->c_lflag & LINUX_IEXTEN) 595 bios->c_lflag |= IEXTEN; 596 597 for (i=0; i<NCCS; i++) 598 bios->c_cc[i] = _POSIX_VDISABLE; 599 bios->c_cc[VINTR] = lios->c_cc[LINUX_VINTR]; 600 bios->c_cc[VQUIT] = lios->c_cc[LINUX_VQUIT]; 601 bios->c_cc[VERASE] = lios->c_cc[LINUX_VERASE]; 602 bios->c_cc[VKILL] = lios->c_cc[LINUX_VKILL]; 603 bios->c_cc[VEOF] = lios->c_cc[LINUX_VEOF]; 604 bios->c_cc[VEOL] = lios->c_cc[LINUX_VEOL]; 605 bios->c_cc[VMIN] = lios->c_cc[LINUX_VMIN]; 606 bios->c_cc[VTIME] = lios->c_cc[LINUX_VTIME]; 607 bios->c_cc[VEOL2] = lios->c_cc[LINUX_VEOL2]; 608 bios->c_cc[VSUSP] = lios->c_cc[LINUX_VSUSP]; 609 bios->c_cc[VSTART] = lios->c_cc[LINUX_VSTART]; 610 bios->c_cc[VSTOP] = lios->c_cc[LINUX_VSTOP]; 611 bios->c_cc[VREPRINT] = lios->c_cc[LINUX_VREPRINT]; 612 bios->c_cc[VDISCARD] = lios->c_cc[LINUX_VDISCARD]; 613 bios->c_cc[VWERASE] = lios->c_cc[LINUX_VWERASE]; 614 bios->c_cc[VLNEXT] = lios->c_cc[LINUX_VLNEXT]; 615 616 for (i=0; i<NCCS; i++) { 617 if (i != VMIN && i != VTIME && 618 bios->c_cc[i] == LINUX_POSIX_VDISABLE) 619 bios->c_cc[i] = _POSIX_VDISABLE; 620 } 621 622 bios->c_ispeed = bios->c_ospeed = 623 linux_to_bsd_speed(lios->c_cflag & LINUX_CBAUD, sptab); 624 625 #ifdef DEBUG 626 if (ldebug(ioctl)) { 627 printf("LINUX: BSD termios structure (output):\n"); 628 printf("i=%08x o=%08x c=%08x l=%08x ispeed=%d ospeed=%d\n", 629 bios->c_iflag, bios->c_oflag, bios->c_cflag, bios->c_lflag, 630 bios->c_ispeed, bios->c_ospeed); 631 printf("c_cc "); 632 for (i=0; i<NCCS; i++) 633 printf("%02x ", bios->c_cc[i]); 634 printf("\n"); 635 } 636 #endif 637 } 638 639 static void 640 bsd_to_linux_termio(struct termios *bios, struct linux_termio *lio) 641 { 642 struct linux_termios lios; 643 644 bsd_to_linux_termios(bios, &lios); 645 lio->c_iflag = lios.c_iflag; 646 lio->c_oflag = lios.c_oflag; 647 lio->c_cflag = lios.c_cflag; 648 lio->c_lflag = lios.c_lflag; 649 lio->c_line = lios.c_line; 650 memcpy(lio->c_cc, lios.c_cc, LINUX_NCC); 651 } 652 653 static void 654 linux_to_bsd_termio(struct linux_termio *lio, struct termios *bios) 655 { 656 struct linux_termios lios; 657 int i; 658 659 lios.c_iflag = lio->c_iflag; 660 lios.c_oflag = lio->c_oflag; 661 lios.c_cflag = lio->c_cflag; 662 lios.c_lflag = lio->c_lflag; 663 for (i=LINUX_NCC; i<LINUX_NCCS; i++) 664 lios.c_cc[i] = LINUX_POSIX_VDISABLE; 665 memcpy(lios.c_cc, lio->c_cc, LINUX_NCC); 666 linux_to_bsd_termios(&lios, bios); 667 } 668 669 static int 670 linux_ioctl_termio(struct thread *td, struct linux_ioctl_args *args) 671 { 672 struct termios bios; 673 struct linux_termios lios; 674 struct linux_termio lio; 675 struct file *fp; 676 int error; 677 678 if ((error = fget(td, args->fd, &fp)) != 0) 679 return (error); 680 681 switch (args->cmd & 0xffff) { 682 683 case LINUX_TCGETS: 684 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred, 685 td); 686 if (error) 687 break; 688 bsd_to_linux_termios(&bios, &lios); 689 error = copyout(&lios, (void *)args->arg, sizeof(lios)); 690 break; 691 692 case LINUX_TCSETS: 693 error = copyin((void *)args->arg, &lios, sizeof(lios)); 694 if (error) 695 break; 696 linux_to_bsd_termios(&lios, &bios); 697 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred, 698 td)); 699 break; 700 701 case LINUX_TCSETSW: 702 error = copyin((void *)args->arg, &lios, sizeof(lios)); 703 if (error) 704 break; 705 linux_to_bsd_termios(&lios, &bios); 706 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred, 707 td)); 708 break; 709 710 case LINUX_TCSETSF: 711 error = copyin((void *)args->arg, &lios, sizeof(lios)); 712 if (error) 713 break; 714 linux_to_bsd_termios(&lios, &bios); 715 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred, 716 td)); 717 break; 718 719 case LINUX_TCGETA: 720 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred, 721 td); 722 if (error) 723 break; 724 bsd_to_linux_termio(&bios, &lio); 725 error = (copyout(&lio, (void *)args->arg, sizeof(lio))); 726 break; 727 728 case LINUX_TCSETA: 729 error = copyin((void *)args->arg, &lio, sizeof(lio)); 730 if (error) 731 break; 732 linux_to_bsd_termio(&lio, &bios); 733 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred, 734 td)); 735 break; 736 737 case LINUX_TCSETAW: 738 error = copyin((void *)args->arg, &lio, sizeof(lio)); 739 if (error) 740 break; 741 linux_to_bsd_termio(&lio, &bios); 742 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred, 743 td)); 744 break; 745 746 case LINUX_TCSETAF: 747 error = copyin((void *)args->arg, &lio, sizeof(lio)); 748 if (error) 749 break; 750 linux_to_bsd_termio(&lio, &bios); 751 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred, 752 td)); 753 break; 754 755 /* LINUX_TCSBRK */ 756 757 case LINUX_TCXONC: { 758 switch (args->arg) { 759 case LINUX_TCOOFF: 760 args->cmd = TIOCSTOP; 761 break; 762 case LINUX_TCOON: 763 args->cmd = TIOCSTART; 764 break; 765 case LINUX_TCIOFF: 766 case LINUX_TCION: { 767 int c; 768 struct write_args wr; 769 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, 770 td->td_ucred, td); 771 if (error) 772 break; 773 fdrop(fp, td); 774 c = (args->arg == LINUX_TCIOFF) ? VSTOP : VSTART; 775 c = bios.c_cc[c]; 776 if (c != _POSIX_VDISABLE) { 777 wr.fd = args->fd; 778 wr.buf = &c; 779 wr.nbyte = sizeof(c); 780 return (write(td, &wr)); 781 } else 782 return (0); 783 } 784 default: 785 fdrop(fp, td); 786 return (EINVAL); 787 } 788 args->arg = 0; 789 error = (ioctl(td, (struct ioctl_args *)args)); 790 break; 791 } 792 793 case LINUX_TCFLSH: { 794 int val; 795 switch (args->arg) { 796 case LINUX_TCIFLUSH: 797 val = FREAD; 798 break; 799 case LINUX_TCOFLUSH: 800 val = FWRITE; 801 break; 802 case LINUX_TCIOFLUSH: 803 val = FREAD | FWRITE; 804 break; 805 default: 806 fdrop(fp, td); 807 return (EINVAL); 808 } 809 error = (fo_ioctl(fp,TIOCFLUSH,(caddr_t)&val,td->td_ucred,td)); 810 break; 811 } 812 813 case LINUX_TIOCEXCL: 814 args->cmd = TIOCEXCL; 815 error = (ioctl(td, (struct ioctl_args *)args)); 816 break; 817 818 case LINUX_TIOCNXCL: 819 args->cmd = TIOCNXCL; 820 error = (ioctl(td, (struct ioctl_args *)args)); 821 break; 822 823 case LINUX_TIOCSCTTY: 824 args->cmd = TIOCSCTTY; 825 error = (ioctl(td, (struct ioctl_args *)args)); 826 break; 827 828 case LINUX_TIOCGPGRP: 829 args->cmd = TIOCGPGRP; 830 error = (ioctl(td, (struct ioctl_args *)args)); 831 break; 832 833 case LINUX_TIOCSPGRP: 834 args->cmd = TIOCSPGRP; 835 error = (ioctl(td, (struct ioctl_args *)args)); 836 break; 837 838 /* LINUX_TIOCOUTQ */ 839 /* LINUX_TIOCSTI */ 840 841 case LINUX_TIOCGWINSZ: 842 args->cmd = TIOCGWINSZ; 843 error = (ioctl(td, (struct ioctl_args *)args)); 844 break; 845 846 case LINUX_TIOCSWINSZ: 847 args->cmd = TIOCSWINSZ; 848 error = (ioctl(td, (struct ioctl_args *)args)); 849 break; 850 851 case LINUX_TIOCMGET: 852 args->cmd = TIOCMGET; 853 error = (ioctl(td, (struct ioctl_args *)args)); 854 break; 855 856 case LINUX_TIOCMBIS: 857 args->cmd = TIOCMBIS; 858 error = (ioctl(td, (struct ioctl_args *)args)); 859 break; 860 861 case LINUX_TIOCMBIC: 862 args->cmd = TIOCMBIC; 863 error = (ioctl(td, (struct ioctl_args *)args)); 864 break; 865 866 case LINUX_TIOCMSET: 867 args->cmd = TIOCMSET; 868 error = (ioctl(td, (struct ioctl_args *)args)); 869 break; 870 871 /* TIOCGSOFTCAR */ 872 /* TIOCSSOFTCAR */ 873 874 case LINUX_FIONREAD: /* LINUX_TIOCINQ */ 875 args->cmd = FIONREAD; 876 error = (ioctl(td, (struct ioctl_args *)args)); 877 break; 878 879 /* LINUX_TIOCLINUX */ 880 881 case LINUX_TIOCCONS: 882 args->cmd = TIOCCONS; 883 error = (ioctl(td, (struct ioctl_args *)args)); 884 break; 885 886 case LINUX_TIOCGSERIAL: { 887 struct linux_serial_struct lss; 888 lss.type = LINUX_PORT_16550A; 889 lss.flags = 0; 890 lss.close_delay = 0; 891 error = copyout(&lss, (void *)args->arg, sizeof(lss)); 892 break; 893 } 894 895 case LINUX_TIOCSSERIAL: { 896 struct linux_serial_struct lss; 897 error = copyin((void *)args->arg, &lss, sizeof(lss)); 898 if (error) 899 break; 900 /* XXX - It really helps to have an implementation that 901 * does nothing. NOT! 902 */ 903 error = 0; 904 break; 905 } 906 907 case LINUX_TIOCPKT: 908 args->cmd = TIOCPKT; 909 error = (ioctl(td, (struct ioctl_args *)args)); 910 break; 911 912 case LINUX_FIONBIO: 913 args->cmd = FIONBIO; 914 error = (ioctl(td, (struct ioctl_args *)args)); 915 break; 916 917 case LINUX_TIOCNOTTY: 918 args->cmd = TIOCNOTTY; 919 error = (ioctl(td, (struct ioctl_args *)args)); 920 break; 921 922 case LINUX_TIOCSETD: { 923 int line; 924 switch (args->arg) { 925 case LINUX_N_TTY: 926 line = TTYDISC; 927 break; 928 case LINUX_N_SLIP: 929 line = SLIPDISC; 930 break; 931 case LINUX_N_PPP: 932 line = PPPDISC; 933 break; 934 default: 935 fdrop(fp, td); 936 return (EINVAL); 937 } 938 error = (fo_ioctl(fp, TIOCSETD, (caddr_t)&line, td->td_ucred, 939 td)); 940 break; 941 } 942 943 case LINUX_TIOCGETD: { 944 int linux_line; 945 int bsd_line = TTYDISC; 946 error = fo_ioctl(fp, TIOCGETD, (caddr_t)&bsd_line, 947 td->td_ucred, td); 948 if (error) 949 return (error); 950 switch (bsd_line) { 951 case TTYDISC: 952 linux_line = LINUX_N_TTY; 953 break; 954 case SLIPDISC: 955 linux_line = LINUX_N_SLIP; 956 break; 957 case PPPDISC: 958 linux_line = LINUX_N_PPP; 959 break; 960 default: 961 fdrop(fp, td); 962 return (EINVAL); 963 } 964 error = (copyout(&linux_line, (void *)args->arg, sizeof(int))); 965 break; 966 } 967 968 /* LINUX_TCSBRKP */ 969 /* LINUX_TIOCTTYGSTRUCT */ 970 971 case LINUX_FIONCLEX: 972 args->cmd = FIONCLEX; 973 error = (ioctl(td, (struct ioctl_args *)args)); 974 break; 975 976 case LINUX_FIOCLEX: 977 args->cmd = FIOCLEX; 978 error = (ioctl(td, (struct ioctl_args *)args)); 979 break; 980 981 case LINUX_FIOASYNC: 982 args->cmd = FIOASYNC; 983 error = (ioctl(td, (struct ioctl_args *)args)); 984 break; 985 986 /* LINUX_TIOCSERCONFIG */ 987 /* LINUX_TIOCSERGWILD */ 988 /* LINUX_TIOCSERSWILD */ 989 /* LINUX_TIOCGLCKTRMIOS */ 990 /* LINUX_TIOCSLCKTRMIOS */ 991 992 case LINUX_TIOCSBRK: 993 args->cmd = TIOCSBRK; 994 error = (ioctl(td, (struct ioctl_args *)args)); 995 break; 996 997 case LINUX_TIOCCBRK: 998 args->cmd = TIOCCBRK; 999 error = (ioctl(td, (struct ioctl_args *)args)); 1000 break; 1001 case LINUX_TIOCGPTN: { 1002 int nb; 1003 1004 error = fo_ioctl(fp, TIOCGPTN, (caddr_t)&nb, td->td_ucred, td); 1005 if (!error) 1006 error = copyout(&nb, (void *)args->arg, 1007 sizeof(int)); 1008 break; 1009 } 1010 case LINUX_TIOCSPTLCK: 1011 /* Our unlockpt() does nothing. */ 1012 error = 0; 1013 break; 1014 default: 1015 error = ENOIOCTL; 1016 break; 1017 } 1018 1019 fdrop(fp, td); 1020 return (error); 1021 } 1022 1023 /* 1024 * CDROM related ioctls 1025 */ 1026 1027 struct linux_cdrom_msf 1028 { 1029 u_char cdmsf_min0; 1030 u_char cdmsf_sec0; 1031 u_char cdmsf_frame0; 1032 u_char cdmsf_min1; 1033 u_char cdmsf_sec1; 1034 u_char cdmsf_frame1; 1035 }; 1036 1037 struct linux_cdrom_tochdr 1038 { 1039 u_char cdth_trk0; 1040 u_char cdth_trk1; 1041 }; 1042 1043 union linux_cdrom_addr 1044 { 1045 struct { 1046 u_char minute; 1047 u_char second; 1048 u_char frame; 1049 } msf; 1050 int lba; 1051 }; 1052 1053 struct linux_cdrom_tocentry 1054 { 1055 u_char cdte_track; 1056 u_char cdte_adr:4; 1057 u_char cdte_ctrl:4; 1058 u_char cdte_format; 1059 union linux_cdrom_addr cdte_addr; 1060 u_char cdte_datamode; 1061 }; 1062 1063 struct linux_cdrom_subchnl 1064 { 1065 u_char cdsc_format; 1066 u_char cdsc_audiostatus; 1067 u_char cdsc_adr:4; 1068 u_char cdsc_ctrl:4; 1069 u_char cdsc_trk; 1070 u_char cdsc_ind; 1071 union linux_cdrom_addr cdsc_absaddr; 1072 union linux_cdrom_addr cdsc_reladdr; 1073 }; 1074 1075 struct l_cdrom_read_audio { 1076 union linux_cdrom_addr addr; 1077 u_char addr_format; 1078 l_int nframes; 1079 u_char *buf; 1080 }; 1081 1082 struct l_dvd_layer { 1083 u_char book_version:4; 1084 u_char book_type:4; 1085 u_char min_rate:4; 1086 u_char disc_size:4; 1087 u_char layer_type:4; 1088 u_char track_path:1; 1089 u_char nlayers:2; 1090 u_char track_density:4; 1091 u_char linear_density:4; 1092 u_char bca:1; 1093 u_int32_t start_sector; 1094 u_int32_t end_sector; 1095 u_int32_t end_sector_l0; 1096 }; 1097 1098 struct l_dvd_physical { 1099 u_char type; 1100 u_char layer_num; 1101 struct l_dvd_layer layer[4]; 1102 }; 1103 1104 struct l_dvd_copyright { 1105 u_char type; 1106 u_char layer_num; 1107 u_char cpst; 1108 u_char rmi; 1109 }; 1110 1111 struct l_dvd_disckey { 1112 u_char type; 1113 l_uint agid:2; 1114 u_char value[2048]; 1115 }; 1116 1117 struct l_dvd_bca { 1118 u_char type; 1119 l_int len; 1120 u_char value[188]; 1121 }; 1122 1123 struct l_dvd_manufact { 1124 u_char type; 1125 u_char layer_num; 1126 l_int len; 1127 u_char value[2048]; 1128 }; 1129 1130 typedef union { 1131 u_char type; 1132 struct l_dvd_physical physical; 1133 struct l_dvd_copyright copyright; 1134 struct l_dvd_disckey disckey; 1135 struct l_dvd_bca bca; 1136 struct l_dvd_manufact manufact; 1137 } l_dvd_struct; 1138 1139 typedef u_char l_dvd_key[5]; 1140 typedef u_char l_dvd_challenge[10]; 1141 1142 struct l_dvd_lu_send_agid { 1143 u_char type; 1144 l_uint agid:2; 1145 }; 1146 1147 struct l_dvd_host_send_challenge { 1148 u_char type; 1149 l_uint agid:2; 1150 l_dvd_challenge chal; 1151 }; 1152 1153 struct l_dvd_send_key { 1154 u_char type; 1155 l_uint agid:2; 1156 l_dvd_key key; 1157 }; 1158 1159 struct l_dvd_lu_send_challenge { 1160 u_char type; 1161 l_uint agid:2; 1162 l_dvd_challenge chal; 1163 }; 1164 1165 struct l_dvd_lu_send_title_key { 1166 u_char type; 1167 l_uint agid:2; 1168 l_dvd_key title_key; 1169 l_int lba; 1170 l_uint cpm:1; 1171 l_uint cp_sec:1; 1172 l_uint cgms:2; 1173 }; 1174 1175 struct l_dvd_lu_send_asf { 1176 u_char type; 1177 l_uint agid:2; 1178 l_uint asf:1; 1179 }; 1180 1181 struct l_dvd_host_send_rpcstate { 1182 u_char type; 1183 u_char pdrc; 1184 }; 1185 1186 struct l_dvd_lu_send_rpcstate { 1187 u_char type:2; 1188 u_char vra:3; 1189 u_char ucca:3; 1190 u_char region_mask; 1191 u_char rpc_scheme; 1192 }; 1193 1194 typedef union { 1195 u_char type; 1196 struct l_dvd_lu_send_agid lsa; 1197 struct l_dvd_host_send_challenge hsc; 1198 struct l_dvd_send_key lsk; 1199 struct l_dvd_lu_send_challenge lsc; 1200 struct l_dvd_send_key hsk; 1201 struct l_dvd_lu_send_title_key lstk; 1202 struct l_dvd_lu_send_asf lsasf; 1203 struct l_dvd_host_send_rpcstate hrpcs; 1204 struct l_dvd_lu_send_rpcstate lrpcs; 1205 } l_dvd_authinfo; 1206 1207 static void 1208 bsd_to_linux_msf_lba(u_char af, union msf_lba *bp, union linux_cdrom_addr *lp) 1209 { 1210 if (af == CD_LBA_FORMAT) 1211 lp->lba = bp->lba; 1212 else { 1213 lp->msf.minute = bp->msf.minute; 1214 lp->msf.second = bp->msf.second; 1215 lp->msf.frame = bp->msf.frame; 1216 } 1217 } 1218 1219 static void 1220 set_linux_cdrom_addr(union linux_cdrom_addr *addr, int format, int lba) 1221 { 1222 if (format == LINUX_CDROM_MSF) { 1223 addr->msf.frame = lba % 75; 1224 lba /= 75; 1225 lba += 2; 1226 addr->msf.second = lba % 60; 1227 addr->msf.minute = lba / 60; 1228 } else 1229 addr->lba = lba; 1230 } 1231 1232 static int 1233 linux_to_bsd_dvd_struct(l_dvd_struct *lp, struct dvd_struct *bp) 1234 { 1235 bp->format = lp->type; 1236 switch (bp->format) { 1237 case DVD_STRUCT_PHYSICAL: 1238 if (bp->layer_num >= 4) 1239 return (EINVAL); 1240 bp->layer_num = lp->physical.layer_num; 1241 break; 1242 case DVD_STRUCT_COPYRIGHT: 1243 bp->layer_num = lp->copyright.layer_num; 1244 break; 1245 case DVD_STRUCT_DISCKEY: 1246 bp->agid = lp->disckey.agid; 1247 break; 1248 case DVD_STRUCT_BCA: 1249 case DVD_STRUCT_MANUFACT: 1250 break; 1251 default: 1252 return (EINVAL); 1253 } 1254 return (0); 1255 } 1256 1257 static int 1258 bsd_to_linux_dvd_struct(struct dvd_struct *bp, l_dvd_struct *lp) 1259 { 1260 switch (bp->format) { 1261 case DVD_STRUCT_PHYSICAL: { 1262 struct dvd_layer *blp = (struct dvd_layer *)bp->data; 1263 struct l_dvd_layer *llp = &lp->physical.layer[bp->layer_num]; 1264 memset(llp, 0, sizeof(*llp)); 1265 llp->book_version = blp->book_version; 1266 llp->book_type = blp->book_type; 1267 llp->min_rate = blp->max_rate; 1268 llp->disc_size = blp->disc_size; 1269 llp->layer_type = blp->layer_type; 1270 llp->track_path = blp->track_path; 1271 llp->nlayers = blp->nlayers; 1272 llp->track_density = blp->track_density; 1273 llp->linear_density = blp->linear_density; 1274 llp->bca = blp->bca; 1275 llp->start_sector = blp->start_sector; 1276 llp->end_sector = blp->end_sector; 1277 llp->end_sector_l0 = blp->end_sector_l0; 1278 break; 1279 } 1280 case DVD_STRUCT_COPYRIGHT: 1281 lp->copyright.cpst = bp->cpst; 1282 lp->copyright.rmi = bp->rmi; 1283 break; 1284 case DVD_STRUCT_DISCKEY: 1285 memcpy(lp->disckey.value, bp->data, sizeof(lp->disckey.value)); 1286 break; 1287 case DVD_STRUCT_BCA: 1288 lp->bca.len = bp->length; 1289 memcpy(lp->bca.value, bp->data, sizeof(lp->bca.value)); 1290 break; 1291 case DVD_STRUCT_MANUFACT: 1292 lp->manufact.len = bp->length; 1293 memcpy(lp->manufact.value, bp->data, 1294 sizeof(lp->manufact.value)); 1295 /* lp->manufact.layer_num is unused in linux (redhat 7.0) */ 1296 break; 1297 default: 1298 return (EINVAL); 1299 } 1300 return (0); 1301 } 1302 1303 static int 1304 linux_to_bsd_dvd_authinfo(l_dvd_authinfo *lp, int *bcode, 1305 struct dvd_authinfo *bp) 1306 { 1307 switch (lp->type) { 1308 case LINUX_DVD_LU_SEND_AGID: 1309 *bcode = DVDIOCREPORTKEY; 1310 bp->format = DVD_REPORT_AGID; 1311 bp->agid = lp->lsa.agid; 1312 break; 1313 case LINUX_DVD_HOST_SEND_CHALLENGE: 1314 *bcode = DVDIOCSENDKEY; 1315 bp->format = DVD_SEND_CHALLENGE; 1316 bp->agid = lp->hsc.agid; 1317 memcpy(bp->keychal, lp->hsc.chal, 10); 1318 break; 1319 case LINUX_DVD_LU_SEND_KEY1: 1320 *bcode = DVDIOCREPORTKEY; 1321 bp->format = DVD_REPORT_KEY1; 1322 bp->agid = lp->lsk.agid; 1323 break; 1324 case LINUX_DVD_LU_SEND_CHALLENGE: 1325 *bcode = DVDIOCREPORTKEY; 1326 bp->format = DVD_REPORT_CHALLENGE; 1327 bp->agid = lp->lsc.agid; 1328 break; 1329 case LINUX_DVD_HOST_SEND_KEY2: 1330 *bcode = DVDIOCSENDKEY; 1331 bp->format = DVD_SEND_KEY2; 1332 bp->agid = lp->hsk.agid; 1333 memcpy(bp->keychal, lp->hsk.key, 5); 1334 break; 1335 case LINUX_DVD_LU_SEND_TITLE_KEY: 1336 *bcode = DVDIOCREPORTKEY; 1337 bp->format = DVD_REPORT_TITLE_KEY; 1338 bp->agid = lp->lstk.agid; 1339 bp->lba = lp->lstk.lba; 1340 break; 1341 case LINUX_DVD_LU_SEND_ASF: 1342 *bcode = DVDIOCREPORTKEY; 1343 bp->format = DVD_REPORT_ASF; 1344 bp->agid = lp->lsasf.agid; 1345 break; 1346 case LINUX_DVD_INVALIDATE_AGID: 1347 *bcode = DVDIOCREPORTKEY; 1348 bp->format = DVD_INVALIDATE_AGID; 1349 bp->agid = lp->lsa.agid; 1350 break; 1351 case LINUX_DVD_LU_SEND_RPC_STATE: 1352 *bcode = DVDIOCREPORTKEY; 1353 bp->format = DVD_REPORT_RPC; 1354 break; 1355 case LINUX_DVD_HOST_SEND_RPC_STATE: 1356 *bcode = DVDIOCSENDKEY; 1357 bp->format = DVD_SEND_RPC; 1358 bp->region = lp->hrpcs.pdrc; 1359 break; 1360 default: 1361 return (EINVAL); 1362 } 1363 return (0); 1364 } 1365 1366 static int 1367 bsd_to_linux_dvd_authinfo(struct dvd_authinfo *bp, l_dvd_authinfo *lp) 1368 { 1369 switch (lp->type) { 1370 case LINUX_DVD_LU_SEND_AGID: 1371 lp->lsa.agid = bp->agid; 1372 break; 1373 case LINUX_DVD_HOST_SEND_CHALLENGE: 1374 lp->type = LINUX_DVD_LU_SEND_KEY1; 1375 break; 1376 case LINUX_DVD_LU_SEND_KEY1: 1377 memcpy(lp->lsk.key, bp->keychal, sizeof(lp->lsk.key)); 1378 break; 1379 case LINUX_DVD_LU_SEND_CHALLENGE: 1380 memcpy(lp->lsc.chal, bp->keychal, sizeof(lp->lsc.chal)); 1381 break; 1382 case LINUX_DVD_HOST_SEND_KEY2: 1383 lp->type = LINUX_DVD_AUTH_ESTABLISHED; 1384 break; 1385 case LINUX_DVD_LU_SEND_TITLE_KEY: 1386 memcpy(lp->lstk.title_key, bp->keychal, 1387 sizeof(lp->lstk.title_key)); 1388 lp->lstk.cpm = bp->cpm; 1389 lp->lstk.cp_sec = bp->cp_sec; 1390 lp->lstk.cgms = bp->cgms; 1391 break; 1392 case LINUX_DVD_LU_SEND_ASF: 1393 lp->lsasf.asf = bp->asf; 1394 break; 1395 case LINUX_DVD_INVALIDATE_AGID: 1396 break; 1397 case LINUX_DVD_LU_SEND_RPC_STATE: 1398 lp->lrpcs.type = bp->reg_type; 1399 lp->lrpcs.vra = bp->vend_rsts; 1400 lp->lrpcs.ucca = bp->user_rsts; 1401 lp->lrpcs.region_mask = bp->region; 1402 lp->lrpcs.rpc_scheme = bp->rpc_scheme; 1403 break; 1404 case LINUX_DVD_HOST_SEND_RPC_STATE: 1405 break; 1406 default: 1407 return (EINVAL); 1408 } 1409 return (0); 1410 } 1411 1412 static int 1413 linux_ioctl_cdrom(struct thread *td, struct linux_ioctl_args *args) 1414 { 1415 struct file *fp; 1416 int error; 1417 1418 if ((error = fget(td, args->fd, &fp)) != 0) 1419 return (error); 1420 switch (args->cmd & 0xffff) { 1421 1422 case LINUX_CDROMPAUSE: 1423 args->cmd = CDIOCPAUSE; 1424 error = (ioctl(td, (struct ioctl_args *)args)); 1425 break; 1426 1427 case LINUX_CDROMRESUME: 1428 args->cmd = CDIOCRESUME; 1429 error = (ioctl(td, (struct ioctl_args *)args)); 1430 break; 1431 1432 case LINUX_CDROMPLAYMSF: 1433 args->cmd = CDIOCPLAYMSF; 1434 error = (ioctl(td, (struct ioctl_args *)args)); 1435 break; 1436 1437 case LINUX_CDROMPLAYTRKIND: 1438 args->cmd = CDIOCPLAYTRACKS; 1439 error = (ioctl(td, (struct ioctl_args *)args)); 1440 break; 1441 1442 case LINUX_CDROMREADTOCHDR: { 1443 struct ioc_toc_header th; 1444 struct linux_cdrom_tochdr lth; 1445 error = fo_ioctl(fp, CDIOREADTOCHEADER, (caddr_t)&th, 1446 td->td_ucred, td); 1447 if (!error) { 1448 lth.cdth_trk0 = th.starting_track; 1449 lth.cdth_trk1 = th.ending_track; 1450 copyout(<h, (void *)args->arg, sizeof(lth)); 1451 } 1452 break; 1453 } 1454 1455 case LINUX_CDROMREADTOCENTRY: { 1456 struct linux_cdrom_tocentry lte; 1457 struct ioc_read_toc_single_entry irtse; 1458 1459 error = copyin((void *)args->arg, <e, sizeof(lte)); 1460 if (error) 1461 break; 1462 irtse.address_format = lte.cdte_format; 1463 irtse.track = lte.cdte_track; 1464 error = fo_ioctl(fp, CDIOREADTOCENTRY, (caddr_t)&irtse, 1465 td->td_ucred, td); 1466 if (!error) { 1467 lte.cdte_ctrl = irtse.entry.control; 1468 lte.cdte_adr = irtse.entry.addr_type; 1469 bsd_to_linux_msf_lba(irtse.address_format, 1470 &irtse.entry.addr, <e.cdte_addr); 1471 error = copyout(<e, (void *)args->arg, sizeof(lte)); 1472 } 1473 break; 1474 } 1475 1476 case LINUX_CDROMSTOP: 1477 args->cmd = CDIOCSTOP; 1478 error = (ioctl(td, (struct ioctl_args *)args)); 1479 break; 1480 1481 case LINUX_CDROMSTART: 1482 args->cmd = CDIOCSTART; 1483 error = (ioctl(td, (struct ioctl_args *)args)); 1484 break; 1485 1486 case LINUX_CDROMEJECT: 1487 args->cmd = CDIOCEJECT; 1488 error = (ioctl(td, (struct ioctl_args *)args)); 1489 break; 1490 1491 /* LINUX_CDROMVOLCTRL */ 1492 1493 case LINUX_CDROMSUBCHNL: { 1494 struct linux_cdrom_subchnl sc; 1495 struct ioc_read_subchannel bsdsc; 1496 struct cd_sub_channel_info bsdinfo; 1497 1498 bsdsc.address_format = CD_LBA_FORMAT; 1499 bsdsc.data_format = CD_CURRENT_POSITION; 1500 bsdsc.track = 0; 1501 bsdsc.data_len = sizeof(bsdinfo); 1502 bsdsc.data = &bsdinfo; 1503 error = fo_ioctl(fp, CDIOCREADSUBCHANNEL_SYSSPACE, 1504 (caddr_t)&bsdsc, td->td_ucred, td); 1505 if (error) 1506 break; 1507 error = copyin((void *)args->arg, &sc, sizeof(sc)); 1508 if (error) 1509 break; 1510 sc.cdsc_audiostatus = bsdinfo.header.audio_status; 1511 sc.cdsc_adr = bsdinfo.what.position.addr_type; 1512 sc.cdsc_ctrl = bsdinfo.what.position.control; 1513 sc.cdsc_trk = bsdinfo.what.position.track_number; 1514 sc.cdsc_ind = bsdinfo.what.position.index_number; 1515 set_linux_cdrom_addr(&sc.cdsc_absaddr, sc.cdsc_format, 1516 bsdinfo.what.position.absaddr.lba); 1517 set_linux_cdrom_addr(&sc.cdsc_reladdr, sc.cdsc_format, 1518 bsdinfo.what.position.reladdr.lba); 1519 error = copyout(&sc, (void *)args->arg, sizeof(sc)); 1520 break; 1521 } 1522 1523 /* LINUX_CDROMREADMODE2 */ 1524 /* LINUX_CDROMREADMODE1 */ 1525 /* LINUX_CDROMREADAUDIO */ 1526 /* LINUX_CDROMEJECT_SW */ 1527 /* LINUX_CDROMMULTISESSION */ 1528 /* LINUX_CDROM_GET_UPC */ 1529 1530 case LINUX_CDROMRESET: 1531 args->cmd = CDIOCRESET; 1532 error = (ioctl(td, (struct ioctl_args *)args)); 1533 break; 1534 1535 /* LINUX_CDROMVOLREAD */ 1536 /* LINUX_CDROMREADRAW */ 1537 /* LINUX_CDROMREADCOOKED */ 1538 /* LINUX_CDROMSEEK */ 1539 /* LINUX_CDROMPLAYBLK */ 1540 /* LINUX_CDROMREADALL */ 1541 /* LINUX_CDROMCLOSETRAY */ 1542 /* LINUX_CDROMLOADFROMSLOT */ 1543 /* LINUX_CDROMGETSPINDOWN */ 1544 /* LINUX_CDROMSETSPINDOWN */ 1545 /* LINUX_CDROM_SET_OPTIONS */ 1546 /* LINUX_CDROM_CLEAR_OPTIONS */ 1547 /* LINUX_CDROM_SELECT_SPEED */ 1548 /* LINUX_CDROM_SELECT_DISC */ 1549 /* LINUX_CDROM_MEDIA_CHANGED */ 1550 /* LINUX_CDROM_DRIVE_STATUS */ 1551 /* LINUX_CDROM_DISC_STATUS */ 1552 /* LINUX_CDROM_CHANGER_NSLOTS */ 1553 /* LINUX_CDROM_LOCKDOOR */ 1554 /* LINUX_CDROM_DEBUG */ 1555 /* LINUX_CDROM_GET_CAPABILITY */ 1556 /* LINUX_CDROMAUDIOBUFSIZ */ 1557 1558 case LINUX_DVD_READ_STRUCT: { 1559 l_dvd_struct *lds; 1560 struct dvd_struct *bds; 1561 1562 lds = malloc(sizeof(*lds), M_LINUX, M_WAITOK); 1563 bds = malloc(sizeof(*bds), M_LINUX, M_WAITOK); 1564 error = copyin((void *)args->arg, lds, sizeof(*lds)); 1565 if (error) 1566 goto out; 1567 error = linux_to_bsd_dvd_struct(lds, bds); 1568 if (error) 1569 goto out; 1570 error = fo_ioctl(fp, DVDIOCREADSTRUCTURE, (caddr_t)bds, 1571 td->td_ucred, td); 1572 if (error) 1573 goto out; 1574 error = bsd_to_linux_dvd_struct(bds, lds); 1575 if (error) 1576 goto out; 1577 error = copyout(lds, (void *)args->arg, sizeof(*lds)); 1578 out: 1579 free(bds, M_LINUX); 1580 free(lds, M_LINUX); 1581 break; 1582 } 1583 1584 /* LINUX_DVD_WRITE_STRUCT */ 1585 1586 case LINUX_DVD_AUTH: { 1587 l_dvd_authinfo lda; 1588 struct dvd_authinfo bda; 1589 int bcode; 1590 1591 error = copyin((void *)args->arg, &lda, sizeof(lda)); 1592 if (error) 1593 break; 1594 error = linux_to_bsd_dvd_authinfo(&lda, &bcode, &bda); 1595 if (error) 1596 break; 1597 error = fo_ioctl(fp, bcode, (caddr_t)&bda, td->td_ucred, 1598 td); 1599 if (error) { 1600 if (lda.type == LINUX_DVD_HOST_SEND_KEY2) { 1601 lda.type = LINUX_DVD_AUTH_FAILURE; 1602 copyout(&lda, (void *)args->arg, sizeof(lda)); 1603 } 1604 break; 1605 } 1606 error = bsd_to_linux_dvd_authinfo(&bda, &lda); 1607 if (error) 1608 break; 1609 error = copyout(&lda, (void *)args->arg, sizeof(lda)); 1610 break; 1611 } 1612 1613 case LINUX_SCSI_GET_BUS_NUMBER: 1614 case LINUX_SCSI_GET_IDLUN: 1615 error = linux_ioctl_sg(td, args); 1616 break; 1617 1618 /* LINUX_CDROM_SEND_PACKET */ 1619 /* LINUX_CDROM_NEXT_WRITABLE */ 1620 /* LINUX_CDROM_LAST_WRITTEN */ 1621 1622 default: 1623 error = ENOIOCTL; 1624 break; 1625 } 1626 1627 fdrop(fp, td); 1628 return (error); 1629 } 1630 1631 static int 1632 linux_ioctl_vfat(struct thread *td, struct linux_ioctl_args *args) 1633 { 1634 1635 return (ENOTTY); 1636 } 1637 1638 /* 1639 * Sound related ioctls 1640 */ 1641 1642 struct linux_mixer_info { 1643 char id[16]; 1644 char name[32]; 1645 int modify_counter; 1646 int fillers[10]; 1647 }; 1648 1649 struct linux_old_mixer_info { 1650 char id[16]; 1651 char name[32]; 1652 }; 1653 1654 static u_int32_t dirbits[4] = { IOC_VOID, IOC_IN, IOC_OUT, IOC_INOUT }; 1655 1656 #define SETDIR(c) (((c) & ~IOC_DIRMASK) | dirbits[args->cmd >> 30]) 1657 1658 static int 1659 linux_ioctl_sound(struct thread *td, struct linux_ioctl_args *args) 1660 { 1661 1662 switch (args->cmd & 0xffff) { 1663 1664 case LINUX_SOUND_MIXER_WRITE_VOLUME: 1665 args->cmd = SETDIR(SOUND_MIXER_WRITE_VOLUME); 1666 return (ioctl(td, (struct ioctl_args *)args)); 1667 1668 case LINUX_SOUND_MIXER_WRITE_BASS: 1669 args->cmd = SETDIR(SOUND_MIXER_WRITE_BASS); 1670 return (ioctl(td, (struct ioctl_args *)args)); 1671 1672 case LINUX_SOUND_MIXER_WRITE_TREBLE: 1673 args->cmd = SETDIR(SOUND_MIXER_WRITE_TREBLE); 1674 return (ioctl(td, (struct ioctl_args *)args)); 1675 1676 case LINUX_SOUND_MIXER_WRITE_SYNTH: 1677 args->cmd = SETDIR(SOUND_MIXER_WRITE_SYNTH); 1678 return (ioctl(td, (struct ioctl_args *)args)); 1679 1680 case LINUX_SOUND_MIXER_WRITE_PCM: 1681 args->cmd = SETDIR(SOUND_MIXER_WRITE_PCM); 1682 return (ioctl(td, (struct ioctl_args *)args)); 1683 1684 case LINUX_SOUND_MIXER_WRITE_SPEAKER: 1685 args->cmd = SETDIR(SOUND_MIXER_WRITE_SPEAKER); 1686 return (ioctl(td, (struct ioctl_args *)args)); 1687 1688 case LINUX_SOUND_MIXER_WRITE_LINE: 1689 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE); 1690 return (ioctl(td, (struct ioctl_args *)args)); 1691 1692 case LINUX_SOUND_MIXER_WRITE_MIC: 1693 args->cmd = SETDIR(SOUND_MIXER_WRITE_MIC); 1694 return (ioctl(td, (struct ioctl_args *)args)); 1695 1696 case LINUX_SOUND_MIXER_WRITE_CD: 1697 args->cmd = SETDIR(SOUND_MIXER_WRITE_CD); 1698 return (ioctl(td, (struct ioctl_args *)args)); 1699 1700 case LINUX_SOUND_MIXER_WRITE_IMIX: 1701 args->cmd = SETDIR(SOUND_MIXER_WRITE_IMIX); 1702 return (ioctl(td, (struct ioctl_args *)args)); 1703 1704 case LINUX_SOUND_MIXER_WRITE_ALTPCM: 1705 args->cmd = SETDIR(SOUND_MIXER_WRITE_ALTPCM); 1706 return (ioctl(td, (struct ioctl_args *)args)); 1707 1708 case LINUX_SOUND_MIXER_WRITE_RECLEV: 1709 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECLEV); 1710 return (ioctl(td, (struct ioctl_args *)args)); 1711 1712 case LINUX_SOUND_MIXER_WRITE_IGAIN: 1713 args->cmd = SETDIR(SOUND_MIXER_WRITE_IGAIN); 1714 return (ioctl(td, (struct ioctl_args *)args)); 1715 1716 case LINUX_SOUND_MIXER_WRITE_OGAIN: 1717 args->cmd = SETDIR(SOUND_MIXER_WRITE_OGAIN); 1718 return (ioctl(td, (struct ioctl_args *)args)); 1719 1720 case LINUX_SOUND_MIXER_WRITE_LINE1: 1721 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE1); 1722 return (ioctl(td, (struct ioctl_args *)args)); 1723 1724 case LINUX_SOUND_MIXER_WRITE_LINE2: 1725 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE2); 1726 return (ioctl(td, (struct ioctl_args *)args)); 1727 1728 case LINUX_SOUND_MIXER_WRITE_LINE3: 1729 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE3); 1730 return (ioctl(td, (struct ioctl_args *)args)); 1731 1732 case LINUX_SOUND_MIXER_INFO: { 1733 /* Key on encoded length */ 1734 switch ((args->cmd >> 16) & 0x1fff) { 1735 case 0x005c: { /* SOUND_MIXER_INFO */ 1736 struct linux_mixer_info info; 1737 bzero(&info, sizeof(info)); 1738 strncpy(info.id, "OSS", sizeof(info.id) - 1); 1739 strncpy(info.name, "FreeBSD OSS Mixer", sizeof(info.name) - 1); 1740 copyout(&info, (void *)args->arg, sizeof(info)); 1741 break; 1742 } 1743 case 0x0030: { /* SOUND_OLD_MIXER_INFO */ 1744 struct linux_old_mixer_info info; 1745 bzero(&info, sizeof(info)); 1746 strncpy(info.id, "OSS", sizeof(info.id) - 1); 1747 strncpy(info.name, "FreeBSD OSS Mixer", sizeof(info.name) - 1); 1748 copyout(&info, (void *)args->arg, sizeof(info)); 1749 break; 1750 } 1751 default: 1752 return (ENOIOCTL); 1753 } 1754 break; 1755 } 1756 1757 case LINUX_OSS_GETVERSION: { 1758 int version = linux_get_oss_version(td); 1759 return (copyout(&version, (void *)args->arg, sizeof(int))); 1760 } 1761 1762 case LINUX_SOUND_MIXER_READ_STEREODEVS: 1763 args->cmd = SOUND_MIXER_READ_STEREODEVS; 1764 return (ioctl(td, (struct ioctl_args *)args)); 1765 1766 case LINUX_SOUND_MIXER_READ_RECMASK: 1767 args->cmd = SOUND_MIXER_READ_RECMASK; 1768 return (ioctl(td, (struct ioctl_args *)args)); 1769 1770 case LINUX_SOUND_MIXER_READ_DEVMASK: 1771 args->cmd = SOUND_MIXER_READ_DEVMASK; 1772 return (ioctl(td, (struct ioctl_args *)args)); 1773 1774 case LINUX_SOUND_MIXER_WRITE_RECSRC: 1775 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECSRC); 1776 return (ioctl(td, (struct ioctl_args *)args)); 1777 1778 case LINUX_SNDCTL_DSP_RESET: 1779 args->cmd = SNDCTL_DSP_RESET; 1780 return (ioctl(td, (struct ioctl_args *)args)); 1781 1782 case LINUX_SNDCTL_DSP_SYNC: 1783 args->cmd = SNDCTL_DSP_SYNC; 1784 return (ioctl(td, (struct ioctl_args *)args)); 1785 1786 case LINUX_SNDCTL_DSP_SPEED: 1787 args->cmd = SNDCTL_DSP_SPEED; 1788 return (ioctl(td, (struct ioctl_args *)args)); 1789 1790 case LINUX_SNDCTL_DSP_STEREO: 1791 args->cmd = SNDCTL_DSP_STEREO; 1792 return (ioctl(td, (struct ioctl_args *)args)); 1793 1794 case LINUX_SNDCTL_DSP_GETBLKSIZE: /* LINUX_SNDCTL_DSP_SETBLKSIZE */ 1795 args->cmd = SNDCTL_DSP_GETBLKSIZE; 1796 return (ioctl(td, (struct ioctl_args *)args)); 1797 1798 case LINUX_SNDCTL_DSP_SETFMT: 1799 args->cmd = SNDCTL_DSP_SETFMT; 1800 return (ioctl(td, (struct ioctl_args *)args)); 1801 1802 case LINUX_SOUND_PCM_WRITE_CHANNELS: 1803 args->cmd = SOUND_PCM_WRITE_CHANNELS; 1804 return (ioctl(td, (struct ioctl_args *)args)); 1805 1806 case LINUX_SOUND_PCM_WRITE_FILTER: 1807 args->cmd = SOUND_PCM_WRITE_FILTER; 1808 return (ioctl(td, (struct ioctl_args *)args)); 1809 1810 case LINUX_SNDCTL_DSP_POST: 1811 args->cmd = SNDCTL_DSP_POST; 1812 return (ioctl(td, (struct ioctl_args *)args)); 1813 1814 case LINUX_SNDCTL_DSP_SUBDIVIDE: 1815 args->cmd = SNDCTL_DSP_SUBDIVIDE; 1816 return (ioctl(td, (struct ioctl_args *)args)); 1817 1818 case LINUX_SNDCTL_DSP_SETFRAGMENT: 1819 args->cmd = SNDCTL_DSP_SETFRAGMENT; 1820 return (ioctl(td, (struct ioctl_args *)args)); 1821 1822 case LINUX_SNDCTL_DSP_GETFMTS: 1823 args->cmd = SNDCTL_DSP_GETFMTS; 1824 return (ioctl(td, (struct ioctl_args *)args)); 1825 1826 case LINUX_SNDCTL_DSP_GETOSPACE: 1827 args->cmd = SNDCTL_DSP_GETOSPACE; 1828 return (ioctl(td, (struct ioctl_args *)args)); 1829 1830 case LINUX_SNDCTL_DSP_GETISPACE: 1831 args->cmd = SNDCTL_DSP_GETISPACE; 1832 return (ioctl(td, (struct ioctl_args *)args)); 1833 1834 case LINUX_SNDCTL_DSP_NONBLOCK: 1835 args->cmd = SNDCTL_DSP_NONBLOCK; 1836 return (ioctl(td, (struct ioctl_args *)args)); 1837 1838 case LINUX_SNDCTL_DSP_GETCAPS: 1839 args->cmd = SNDCTL_DSP_GETCAPS; 1840 return (ioctl(td, (struct ioctl_args *)args)); 1841 1842 case LINUX_SNDCTL_DSP_SETTRIGGER: /* LINUX_SNDCTL_GETTRIGGER */ 1843 args->cmd = SNDCTL_DSP_SETTRIGGER; 1844 return (ioctl(td, (struct ioctl_args *)args)); 1845 1846 case LINUX_SNDCTL_DSP_GETIPTR: 1847 args->cmd = SNDCTL_DSP_GETIPTR; 1848 return (ioctl(td, (struct ioctl_args *)args)); 1849 1850 case LINUX_SNDCTL_DSP_GETOPTR: 1851 args->cmd = SNDCTL_DSP_GETOPTR; 1852 return (ioctl(td, (struct ioctl_args *)args)); 1853 1854 case LINUX_SNDCTL_DSP_SETDUPLEX: 1855 args->cmd = SNDCTL_DSP_SETDUPLEX; 1856 return (ioctl(td, (struct ioctl_args *)args)); 1857 1858 case LINUX_SNDCTL_DSP_GETODELAY: 1859 args->cmd = SNDCTL_DSP_GETODELAY; 1860 return (ioctl(td, (struct ioctl_args *)args)); 1861 1862 case LINUX_SNDCTL_SEQ_RESET: 1863 args->cmd = SNDCTL_SEQ_RESET; 1864 return (ioctl(td, (struct ioctl_args *)args)); 1865 1866 case LINUX_SNDCTL_SEQ_SYNC: 1867 args->cmd = SNDCTL_SEQ_SYNC; 1868 return (ioctl(td, (struct ioctl_args *)args)); 1869 1870 case LINUX_SNDCTL_SYNTH_INFO: 1871 args->cmd = SNDCTL_SYNTH_INFO; 1872 return (ioctl(td, (struct ioctl_args *)args)); 1873 1874 case LINUX_SNDCTL_SEQ_CTRLRATE: 1875 args->cmd = SNDCTL_SEQ_CTRLRATE; 1876 return (ioctl(td, (struct ioctl_args *)args)); 1877 1878 case LINUX_SNDCTL_SEQ_GETOUTCOUNT: 1879 args->cmd = SNDCTL_SEQ_GETOUTCOUNT; 1880 return (ioctl(td, (struct ioctl_args *)args)); 1881 1882 case LINUX_SNDCTL_SEQ_GETINCOUNT: 1883 args->cmd = SNDCTL_SEQ_GETINCOUNT; 1884 return (ioctl(td, (struct ioctl_args *)args)); 1885 1886 case LINUX_SNDCTL_SEQ_PERCMODE: 1887 args->cmd = SNDCTL_SEQ_PERCMODE; 1888 return (ioctl(td, (struct ioctl_args *)args)); 1889 1890 case LINUX_SNDCTL_FM_LOAD_INSTR: 1891 args->cmd = SNDCTL_FM_LOAD_INSTR; 1892 return (ioctl(td, (struct ioctl_args *)args)); 1893 1894 case LINUX_SNDCTL_SEQ_TESTMIDI: 1895 args->cmd = SNDCTL_SEQ_TESTMIDI; 1896 return (ioctl(td, (struct ioctl_args *)args)); 1897 1898 case LINUX_SNDCTL_SEQ_RESETSAMPLES: 1899 args->cmd = SNDCTL_SEQ_RESETSAMPLES; 1900 return (ioctl(td, (struct ioctl_args *)args)); 1901 1902 case LINUX_SNDCTL_SEQ_NRSYNTHS: 1903 args->cmd = SNDCTL_SEQ_NRSYNTHS; 1904 return (ioctl(td, (struct ioctl_args *)args)); 1905 1906 case LINUX_SNDCTL_SEQ_NRMIDIS: 1907 args->cmd = SNDCTL_SEQ_NRMIDIS; 1908 return (ioctl(td, (struct ioctl_args *)args)); 1909 1910 case LINUX_SNDCTL_MIDI_INFO: 1911 args->cmd = SNDCTL_MIDI_INFO; 1912 return (ioctl(td, (struct ioctl_args *)args)); 1913 1914 case LINUX_SNDCTL_SEQ_TRESHOLD: 1915 args->cmd = SNDCTL_SEQ_TRESHOLD; 1916 return (ioctl(td, (struct ioctl_args *)args)); 1917 1918 case LINUX_SNDCTL_SYNTH_MEMAVL: 1919 args->cmd = SNDCTL_SYNTH_MEMAVL; 1920 return (ioctl(td, (struct ioctl_args *)args)); 1921 1922 } 1923 1924 return (ENOIOCTL); 1925 } 1926 1927 /* 1928 * Console related ioctls 1929 */ 1930 1931 #define ISSIGVALID(sig) ((sig) > 0 && (sig) < NSIG) 1932 1933 static int 1934 linux_ioctl_console(struct thread *td, struct linux_ioctl_args *args) 1935 { 1936 struct file *fp; 1937 int error; 1938 1939 if ((error = fget(td, args->fd, &fp)) != 0) 1940 return (error); 1941 switch (args->cmd & 0xffff) { 1942 1943 case LINUX_KIOCSOUND: 1944 args->cmd = KIOCSOUND; 1945 error = (ioctl(td, (struct ioctl_args *)args)); 1946 break; 1947 1948 case LINUX_KDMKTONE: 1949 args->cmd = KDMKTONE; 1950 error = (ioctl(td, (struct ioctl_args *)args)); 1951 break; 1952 1953 case LINUX_KDGETLED: 1954 args->cmd = KDGETLED; 1955 error = (ioctl(td, (struct ioctl_args *)args)); 1956 break; 1957 1958 case LINUX_KDSETLED: 1959 args->cmd = KDSETLED; 1960 error = (ioctl(td, (struct ioctl_args *)args)); 1961 break; 1962 1963 case LINUX_KDSETMODE: 1964 args->cmd = KDSETMODE; 1965 error = (ioctl(td, (struct ioctl_args *)args)); 1966 break; 1967 1968 case LINUX_KDGETMODE: 1969 args->cmd = KDGETMODE; 1970 error = (ioctl(td, (struct ioctl_args *)args)); 1971 break; 1972 1973 case LINUX_KDGKBMODE: 1974 args->cmd = KDGKBMODE; 1975 error = (ioctl(td, (struct ioctl_args *)args)); 1976 break; 1977 1978 case LINUX_KDSKBMODE: { 1979 int kbdmode; 1980 switch (args->arg) { 1981 case LINUX_KBD_RAW: 1982 kbdmode = K_RAW; 1983 break; 1984 case LINUX_KBD_XLATE: 1985 kbdmode = K_XLATE; 1986 break; 1987 case LINUX_KBD_MEDIUMRAW: 1988 kbdmode = K_RAW; 1989 break; 1990 default: 1991 fdrop(fp, td); 1992 return (EINVAL); 1993 } 1994 error = (fo_ioctl(fp, KDSKBMODE, (caddr_t)&kbdmode, 1995 td->td_ucred, td)); 1996 break; 1997 } 1998 1999 case LINUX_VT_OPENQRY: 2000 args->cmd = VT_OPENQRY; 2001 error = (ioctl(td, (struct ioctl_args *)args)); 2002 break; 2003 2004 case LINUX_VT_GETMODE: 2005 args->cmd = VT_GETMODE; 2006 error = (ioctl(td, (struct ioctl_args *)args)); 2007 break; 2008 2009 case LINUX_VT_SETMODE: { 2010 struct vt_mode mode; 2011 if ((error = copyin((void *)args->arg, &mode, sizeof(mode)))) 2012 break; 2013 if (!ISSIGVALID(mode.frsig) && ISSIGVALID(mode.acqsig)) 2014 mode.frsig = mode.acqsig; 2015 if ((error = copyout(&mode, (void *)args->arg, sizeof(mode)))) 2016 break; 2017 args->cmd = VT_SETMODE; 2018 error = (ioctl(td, (struct ioctl_args *)args)); 2019 break; 2020 } 2021 2022 case LINUX_VT_GETSTATE: 2023 args->cmd = VT_GETACTIVE; 2024 error = (ioctl(td, (struct ioctl_args *)args)); 2025 break; 2026 2027 case LINUX_VT_RELDISP: 2028 args->cmd = VT_RELDISP; 2029 error = (ioctl(td, (struct ioctl_args *)args)); 2030 break; 2031 2032 case LINUX_VT_ACTIVATE: 2033 args->cmd = VT_ACTIVATE; 2034 error = (ioctl(td, (struct ioctl_args *)args)); 2035 break; 2036 2037 case LINUX_VT_WAITACTIVE: 2038 args->cmd = VT_WAITACTIVE; 2039 error = (ioctl(td, (struct ioctl_args *)args)); 2040 break; 2041 2042 default: 2043 error = ENOIOCTL; 2044 break; 2045 } 2046 2047 fdrop(fp, td); 2048 return (error); 2049 } 2050 2051 /* 2052 * Criteria for interface name translation 2053 */ 2054 #define IFP_IS_ETH(ifp) (ifp->if_type == IFT_ETHER) 2055 2056 /* 2057 * Interface function used by linprocfs (at the time of writing). It's not 2058 * used by the Linuxulator itself. 2059 */ 2060 int 2061 linux_ifname(struct ifnet *ifp, char *buffer, size_t buflen) 2062 { 2063 INIT_VNET_NET(ifp->if_vnet); 2064 struct ifnet *ifscan; 2065 int ethno; 2066 2067 /* Short-circuit non ethernet interfaces */ 2068 if (!IFP_IS_ETH(ifp)) 2069 return (strlcpy(buffer, ifp->if_xname, buflen)); 2070 2071 /* Determine the (relative) unit number for ethernet interfaces */ 2072 ethno = 0; 2073 IFNET_RLOCK(); 2074 TAILQ_FOREACH(ifscan, &V_ifnet, if_link) { 2075 if (ifscan == ifp) { 2076 IFNET_RUNLOCK(); 2077 return (snprintf(buffer, buflen, "eth%d", ethno)); 2078 } 2079 if (IFP_IS_ETH(ifscan)) 2080 ethno++; 2081 } 2082 IFNET_RUNLOCK(); 2083 2084 return (0); 2085 } 2086 2087 /* 2088 * Translate a Linux interface name to a FreeBSD interface name, 2089 * and return the associated ifnet structure 2090 * bsdname and lxname need to be least IFNAMSIZ bytes long, but 2091 * can point to the same buffer. 2092 */ 2093 2094 static struct ifnet * 2095 ifname_linux_to_bsd(const char *lxname, char *bsdname) 2096 { 2097 INIT_VNET_NET(TD_TO_VNET(curthread)); 2098 struct ifnet *ifp; 2099 int len, unit; 2100 char *ep; 2101 int is_eth, index; 2102 2103 for (len = 0; len < LINUX_IFNAMSIZ; ++len) 2104 if (!isalpha(lxname[len])) 2105 break; 2106 if (len == 0 || len == LINUX_IFNAMSIZ) 2107 return (NULL); 2108 unit = (int)strtoul(lxname + len, &ep, 10); 2109 if (ep == NULL || ep == lxname + len || ep >= lxname + LINUX_IFNAMSIZ) 2110 return (NULL); 2111 index = 0; 2112 is_eth = (len == 3 && !strncmp(lxname, "eth", len)) ? 1 : 0; 2113 IFNET_RLOCK(); 2114 TAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2115 /* 2116 * Allow Linux programs to use FreeBSD names. Don't presume 2117 * we never have an interface named "eth", so don't make 2118 * the test optional based on is_eth. 2119 */ 2120 if (strncmp(ifp->if_xname, lxname, LINUX_IFNAMSIZ) == 0) 2121 break; 2122 if (is_eth && IFP_IS_ETH(ifp) && unit == index++) 2123 break; 2124 } 2125 IFNET_RUNLOCK(); 2126 if (ifp != NULL) 2127 strlcpy(bsdname, ifp->if_xname, IFNAMSIZ); 2128 return (ifp); 2129 } 2130 2131 /* 2132 * Implement the SIOCGIFCONF ioctl 2133 */ 2134 2135 static int 2136 linux_ifconf(struct thread *td, struct ifconf *uifc) 2137 { 2138 INIT_VNET_NET(TD_TO_VNET(td)); 2139 #ifdef COMPAT_LINUX32 2140 struct l_ifconf ifc; 2141 #else 2142 struct ifconf ifc; 2143 #endif 2144 struct l_ifreq ifr; 2145 struct ifnet *ifp; 2146 struct ifaddr *ifa; 2147 struct sbuf *sb; 2148 int error, ethno, full = 0, valid_len, max_len; 2149 2150 error = copyin(uifc, &ifc, sizeof(ifc)); 2151 if (error != 0) 2152 return (error); 2153 2154 max_len = MAXPHYS - 1; 2155 2156 /* handle the 'request buffer size' case */ 2157 if (ifc.ifc_buf == PTROUT(NULL)) { 2158 ifc.ifc_len = 0; 2159 TAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2160 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2161 struct sockaddr *sa = ifa->ifa_addr; 2162 if (sa->sa_family == AF_INET) 2163 ifc.ifc_len += sizeof(ifr); 2164 } 2165 } 2166 error = copyout(&ifc, uifc, sizeof(ifc)); 2167 return (error); 2168 } 2169 2170 if (ifc.ifc_len <= 0) 2171 return (EINVAL); 2172 2173 again: 2174 /* Keep track of eth interfaces */ 2175 ethno = 0; 2176 if (ifc.ifc_len <= max_len) { 2177 max_len = ifc.ifc_len; 2178 full = 1; 2179 } 2180 sb = sbuf_new(NULL, NULL, max_len + 1, SBUF_FIXEDLEN); 2181 max_len = 0; 2182 valid_len = 0; 2183 2184 /* Return all AF_INET addresses of all interfaces */ 2185 IFNET_RLOCK(); /* could sleep XXX */ 2186 TAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2187 int addrs = 0; 2188 2189 bzero(&ifr, sizeof(ifr)); 2190 if (IFP_IS_ETH(ifp)) 2191 snprintf(ifr.ifr_name, LINUX_IFNAMSIZ, "eth%d", 2192 ethno++); 2193 else 2194 strlcpy(ifr.ifr_name, ifp->if_xname, LINUX_IFNAMSIZ); 2195 2196 /* Walk the address list */ 2197 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2198 struct sockaddr *sa = ifa->ifa_addr; 2199 2200 if (sa->sa_family == AF_INET) { 2201 ifr.ifr_addr.sa_family = LINUX_AF_INET; 2202 memcpy(ifr.ifr_addr.sa_data, sa->sa_data, 2203 sizeof(ifr.ifr_addr.sa_data)); 2204 sbuf_bcat(sb, &ifr, sizeof(ifr)); 2205 max_len += sizeof(ifr); 2206 addrs++; 2207 } 2208 2209 if (!sbuf_overflowed(sb)) 2210 valid_len = sbuf_len(sb); 2211 } 2212 if (addrs == 0) { 2213 bzero((caddr_t)&ifr.ifr_addr, sizeof(ifr.ifr_addr)); 2214 sbuf_bcat(sb, &ifr, sizeof(ifr)); 2215 max_len += sizeof(ifr); 2216 2217 if (!sbuf_overflowed(sb)) 2218 valid_len = sbuf_len(sb); 2219 } 2220 } 2221 IFNET_RUNLOCK(); 2222 2223 if (valid_len != max_len && !full) { 2224 sbuf_delete(sb); 2225 goto again; 2226 } 2227 2228 ifc.ifc_len = valid_len; 2229 sbuf_finish(sb); 2230 memcpy(PTRIN(ifc.ifc_buf), sbuf_data(sb), ifc.ifc_len); 2231 error = copyout(&ifc, uifc, sizeof(ifc)); 2232 sbuf_delete(sb); 2233 2234 return (error); 2235 } 2236 2237 static int 2238 linux_gifflags(struct thread *td, struct ifnet *ifp, struct l_ifreq *ifr) 2239 { 2240 l_short flags; 2241 2242 flags = (ifp->if_flags | ifp->if_drv_flags) & 0xffff; 2243 /* these flags have no Linux equivalent */ 2244 flags &= ~(IFF_SMART|IFF_DRV_OACTIVE|IFF_SIMPLEX| 2245 IFF_LINK0|IFF_LINK1|IFF_LINK2); 2246 /* Linux' multicast flag is in a different bit */ 2247 if (flags & IFF_MULTICAST) { 2248 flags &= ~IFF_MULTICAST; 2249 flags |= 0x1000; 2250 } 2251 2252 return (copyout(&flags, &ifr->ifr_flags, sizeof(flags))); 2253 } 2254 2255 #define ARPHRD_ETHER 1 2256 #define ARPHRD_LOOPBACK 772 2257 2258 static int 2259 linux_gifhwaddr(struct ifnet *ifp, struct l_ifreq *ifr) 2260 { 2261 struct ifaddr *ifa; 2262 struct sockaddr_dl *sdl; 2263 struct l_sockaddr lsa; 2264 2265 if (ifp->if_type == IFT_LOOP) { 2266 bzero(&lsa, sizeof(lsa)); 2267 lsa.sa_family = ARPHRD_LOOPBACK; 2268 return (copyout(&lsa, &ifr->ifr_hwaddr, sizeof(lsa))); 2269 } 2270 2271 if (ifp->if_type != IFT_ETHER) 2272 return (ENOENT); 2273 2274 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2275 sdl = (struct sockaddr_dl*)ifa->ifa_addr; 2276 if (sdl != NULL && (sdl->sdl_family == AF_LINK) && 2277 (sdl->sdl_type == IFT_ETHER)) { 2278 bzero(&lsa, sizeof(lsa)); 2279 lsa.sa_family = ARPHRD_ETHER; 2280 bcopy(LLADDR(sdl), lsa.sa_data, LINUX_IFHWADDRLEN); 2281 return (copyout(&lsa, &ifr->ifr_hwaddr, sizeof(lsa))); 2282 } 2283 } 2284 2285 return (ENOENT); 2286 } 2287 2288 2289 /* 2290 * If we fault in bsd_to_linux_ifreq() then we will fault when we call 2291 * the native ioctl(). Thus, we don't really need to check the return 2292 * value of this function. 2293 */ 2294 static int 2295 bsd_to_linux_ifreq(struct ifreq *arg) 2296 { 2297 struct ifreq ifr; 2298 size_t ifr_len = sizeof(struct ifreq); 2299 int error; 2300 2301 if ((error = copyin(arg, &ifr, ifr_len))) 2302 return (error); 2303 2304 *(u_short *)&ifr.ifr_addr = ifr.ifr_addr.sa_family; 2305 2306 error = copyout(&ifr, arg, ifr_len); 2307 2308 return (error); 2309 } 2310 2311 /* 2312 * Socket related ioctls 2313 */ 2314 2315 static int 2316 linux_ioctl_socket(struct thread *td, struct linux_ioctl_args *args) 2317 { 2318 char lifname[LINUX_IFNAMSIZ], ifname[IFNAMSIZ]; 2319 struct ifnet *ifp; 2320 struct file *fp; 2321 int error, type; 2322 2323 ifp = NULL; 2324 error = 0; 2325 2326 if ((error = fget(td, args->fd, &fp)) != 0) 2327 return (error); 2328 type = fp->f_type; 2329 fdrop(fp, td); 2330 if (type != DTYPE_SOCKET) { 2331 /* not a socket - probably a tap / vmnet device */ 2332 switch (args->cmd) { 2333 case LINUX_SIOCGIFADDR: 2334 case LINUX_SIOCSIFADDR: 2335 case LINUX_SIOCGIFFLAGS: 2336 return (linux_ioctl_special(td, args)); 2337 default: 2338 return (ENOIOCTL); 2339 } 2340 } 2341 2342 switch (args->cmd & 0xffff) { 2343 2344 case LINUX_FIOGETOWN: 2345 case LINUX_FIOSETOWN: 2346 case LINUX_SIOCADDMULTI: 2347 case LINUX_SIOCATMARK: 2348 case LINUX_SIOCDELMULTI: 2349 case LINUX_SIOCGIFCONF: 2350 case LINUX_SIOCGPGRP: 2351 case LINUX_SIOCSPGRP: 2352 case LINUX_SIOCGIFCOUNT: 2353 /* these ioctls don't take an interface name */ 2354 #ifdef DEBUG 2355 printf("%s(): ioctl %d\n", __func__, 2356 args->cmd & 0xffff); 2357 #endif 2358 break; 2359 2360 case LINUX_SIOCGIFFLAGS: 2361 case LINUX_SIOCGIFADDR: 2362 case LINUX_SIOCSIFADDR: 2363 case LINUX_SIOCGIFDSTADDR: 2364 case LINUX_SIOCGIFBRDADDR: 2365 case LINUX_SIOCGIFNETMASK: 2366 case LINUX_SIOCSIFNETMASK: 2367 case LINUX_SIOCGIFMTU: 2368 case LINUX_SIOCSIFMTU: 2369 case LINUX_SIOCSIFNAME: 2370 case LINUX_SIOCGIFHWADDR: 2371 case LINUX_SIOCSIFHWADDR: 2372 case LINUX_SIOCDEVPRIVATE: 2373 case LINUX_SIOCDEVPRIVATE+1: 2374 case LINUX_SIOCGIFINDEX: 2375 /* copy in the interface name and translate it. */ 2376 error = copyin((void *)args->arg, lifname, LINUX_IFNAMSIZ); 2377 if (error != 0) 2378 return (error); 2379 #ifdef DEBUG 2380 printf("%s(): ioctl %d on %.*s\n", __func__, 2381 args->cmd & 0xffff, LINUX_IFNAMSIZ, lifname); 2382 #endif 2383 ifp = ifname_linux_to_bsd(lifname, ifname); 2384 if (ifp == NULL) 2385 return (EINVAL); 2386 /* 2387 * We need to copy it back out in case we pass the 2388 * request on to our native ioctl(), which will expect 2389 * the ifreq to be in user space and have the correct 2390 * interface name. 2391 */ 2392 error = copyout(ifname, (void *)args->arg, IFNAMSIZ); 2393 if (error != 0) 2394 return (error); 2395 #ifdef DEBUG 2396 printf("%s(): %s translated to %s\n", __func__, 2397 lifname, ifname); 2398 #endif 2399 break; 2400 2401 default: 2402 return (ENOIOCTL); 2403 } 2404 2405 switch (args->cmd & 0xffff) { 2406 2407 case LINUX_FIOSETOWN: 2408 args->cmd = FIOSETOWN; 2409 error = ioctl(td, (struct ioctl_args *)args); 2410 break; 2411 2412 case LINUX_SIOCSPGRP: 2413 args->cmd = SIOCSPGRP; 2414 error = ioctl(td, (struct ioctl_args *)args); 2415 break; 2416 2417 case LINUX_FIOGETOWN: 2418 args->cmd = FIOGETOWN; 2419 error = ioctl(td, (struct ioctl_args *)args); 2420 break; 2421 2422 case LINUX_SIOCGPGRP: 2423 args->cmd = SIOCGPGRP; 2424 error = ioctl(td, (struct ioctl_args *)args); 2425 break; 2426 2427 case LINUX_SIOCATMARK: 2428 args->cmd = SIOCATMARK; 2429 error = ioctl(td, (struct ioctl_args *)args); 2430 break; 2431 2432 /* LINUX_SIOCGSTAMP */ 2433 2434 case LINUX_SIOCGIFCONF: 2435 error = linux_ifconf(td, (struct ifconf *)args->arg); 2436 break; 2437 2438 case LINUX_SIOCGIFFLAGS: 2439 args->cmd = SIOCGIFFLAGS; 2440 error = linux_gifflags(td, ifp, (struct l_ifreq *)args->arg); 2441 break; 2442 2443 case LINUX_SIOCGIFADDR: 2444 args->cmd = SIOCGIFADDR; 2445 error = ioctl(td, (struct ioctl_args *)args); 2446 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2447 break; 2448 2449 case LINUX_SIOCSIFADDR: 2450 /* XXX probably doesn't work, included for completeness */ 2451 args->cmd = SIOCSIFADDR; 2452 error = ioctl(td, (struct ioctl_args *)args); 2453 break; 2454 2455 case LINUX_SIOCGIFDSTADDR: 2456 args->cmd = SIOCGIFDSTADDR; 2457 error = ioctl(td, (struct ioctl_args *)args); 2458 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2459 break; 2460 2461 case LINUX_SIOCGIFBRDADDR: 2462 args->cmd = SIOCGIFBRDADDR; 2463 error = ioctl(td, (struct ioctl_args *)args); 2464 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2465 break; 2466 2467 case LINUX_SIOCGIFNETMASK: 2468 args->cmd = SIOCGIFNETMASK; 2469 error = ioctl(td, (struct ioctl_args *)args); 2470 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2471 break; 2472 2473 case LINUX_SIOCSIFNETMASK: 2474 error = ENOIOCTL; 2475 break; 2476 2477 case LINUX_SIOCGIFMTU: 2478 args->cmd = SIOCGIFMTU; 2479 error = ioctl(td, (struct ioctl_args *)args); 2480 break; 2481 2482 case LINUX_SIOCSIFMTU: 2483 args->cmd = SIOCSIFMTU; 2484 error = ioctl(td, (struct ioctl_args *)args); 2485 break; 2486 2487 case LINUX_SIOCSIFNAME: 2488 error = ENOIOCTL; 2489 break; 2490 2491 case LINUX_SIOCGIFHWADDR: 2492 error = linux_gifhwaddr(ifp, (struct l_ifreq *)args->arg); 2493 break; 2494 2495 case LINUX_SIOCSIFHWADDR: 2496 error = ENOIOCTL; 2497 break; 2498 2499 case LINUX_SIOCADDMULTI: 2500 args->cmd = SIOCADDMULTI; 2501 error = ioctl(td, (struct ioctl_args *)args); 2502 break; 2503 2504 case LINUX_SIOCDELMULTI: 2505 args->cmd = SIOCDELMULTI; 2506 error = ioctl(td, (struct ioctl_args *)args); 2507 break; 2508 2509 case LINUX_SIOCGIFINDEX: 2510 args->cmd = SIOCGIFINDEX; 2511 error = ioctl(td, (struct ioctl_args *)args); 2512 break; 2513 2514 case LINUX_SIOCGIFCOUNT: 2515 error = 0; 2516 break; 2517 2518 /* 2519 * XXX This is slightly bogus, but these ioctls are currently 2520 * XXX only used by the aironet (if_an) network driver. 2521 */ 2522 case LINUX_SIOCDEVPRIVATE: 2523 args->cmd = SIOCGPRIVATE_0; 2524 error = ioctl(td, (struct ioctl_args *)args); 2525 break; 2526 2527 case LINUX_SIOCDEVPRIVATE+1: 2528 args->cmd = SIOCGPRIVATE_1; 2529 error = ioctl(td, (struct ioctl_args *)args); 2530 break; 2531 } 2532 2533 if (ifp != NULL) 2534 /* restore the original interface name */ 2535 copyout(lifname, (void *)args->arg, LINUX_IFNAMSIZ); 2536 2537 #ifdef DEBUG 2538 printf("%s(): returning %d\n", __func__, error); 2539 #endif 2540 return (error); 2541 } 2542 2543 /* 2544 * Device private ioctl handler 2545 */ 2546 static int 2547 linux_ioctl_private(struct thread *td, struct linux_ioctl_args *args) 2548 { 2549 struct file *fp; 2550 int error, type; 2551 2552 if ((error = fget(td, args->fd, &fp)) != 0) 2553 return (error); 2554 type = fp->f_type; 2555 fdrop(fp, td); 2556 if (type == DTYPE_SOCKET) 2557 return (linux_ioctl_socket(td, args)); 2558 return (ENOIOCTL); 2559 } 2560 2561 /* 2562 * DRM ioctl handler (sys/dev/drm) 2563 */ 2564 static int 2565 linux_ioctl_drm(struct thread *td, struct linux_ioctl_args *args) 2566 { 2567 args->cmd = SETDIR(args->cmd); 2568 return ioctl(td, (struct ioctl_args *)args); 2569 } 2570 2571 static int 2572 linux_ioctl_sg(struct thread *td, struct linux_ioctl_args *args) 2573 { 2574 struct file *fp; 2575 u_long cmd; 2576 int error; 2577 2578 if ((error = fget(td, args->fd, &fp)) != 0) { 2579 printf("sg_linux_ioctl: fget returned %d\n", error); 2580 return (error); 2581 } 2582 cmd = args->cmd; 2583 2584 error = (fo_ioctl(fp, cmd, (caddr_t)args->arg, td->td_ucred, td)); 2585 fdrop(fp, td); 2586 return (error); 2587 } 2588 2589 /* 2590 * Special ioctl handler 2591 */ 2592 static int 2593 linux_ioctl_special(struct thread *td, struct linux_ioctl_args *args) 2594 { 2595 int error; 2596 2597 switch (args->cmd) { 2598 case LINUX_SIOCGIFADDR: 2599 args->cmd = SIOCGIFADDR; 2600 error = ioctl(td, (struct ioctl_args *)args); 2601 break; 2602 case LINUX_SIOCSIFADDR: 2603 args->cmd = SIOCSIFADDR; 2604 error = ioctl(td, (struct ioctl_args *)args); 2605 break; 2606 case LINUX_SIOCGIFFLAGS: 2607 args->cmd = SIOCGIFFLAGS; 2608 error = ioctl(td, (struct ioctl_args *)args); 2609 break; 2610 default: 2611 error = ENOIOCTL; 2612 } 2613 2614 return (error); 2615 } 2616 2617 /* 2618 * main ioctl syscall function 2619 */ 2620 2621 int 2622 linux_ioctl(struct thread *td, struct linux_ioctl_args *args) 2623 { 2624 struct file *fp; 2625 struct handler_element *he; 2626 int error, cmd; 2627 2628 #ifdef DEBUG 2629 if (ldebug(ioctl)) 2630 printf(ARGS(ioctl, "%d, %04lx, *"), args->fd, 2631 (unsigned long)args->cmd); 2632 #endif 2633 2634 if ((error = fget(td, args->fd, &fp)) != 0) 2635 return (error); 2636 if ((fp->f_flag & (FREAD|FWRITE)) == 0) { 2637 fdrop(fp, td); 2638 return (EBADF); 2639 } 2640 2641 /* Iterate over the ioctl handlers */ 2642 cmd = args->cmd & 0xffff; 2643 sx_slock(&linux_ioctl_sx); 2644 mtx_lock(&Giant); 2645 TAILQ_FOREACH(he, &handlers, list) { 2646 if (cmd >= he->low && cmd <= he->high) { 2647 error = (*he->func)(td, args); 2648 if (error != ENOIOCTL) { 2649 mtx_unlock(&Giant); 2650 sx_sunlock(&linux_ioctl_sx); 2651 fdrop(fp, td); 2652 return (error); 2653 } 2654 } 2655 } 2656 mtx_unlock(&Giant); 2657 sx_sunlock(&linux_ioctl_sx); 2658 fdrop(fp, td); 2659 2660 linux_msg(td, "ioctl fd=%d, cmd=0x%x ('%c',%d) is not implemented", 2661 args->fd, (int)(args->cmd & 0xffff), 2662 (int)(args->cmd & 0xff00) >> 8, (int)(args->cmd & 0xff)); 2663 2664 return (EINVAL); 2665 } 2666 2667 int 2668 linux_ioctl_register_handler(struct linux_ioctl_handler *h) 2669 { 2670 struct handler_element *he, *cur; 2671 2672 if (h == NULL || h->func == NULL) 2673 return (EINVAL); 2674 2675 /* 2676 * Reuse the element if the handler is already on the list, otherwise 2677 * create a new element. 2678 */ 2679 sx_xlock(&linux_ioctl_sx); 2680 TAILQ_FOREACH(he, &handlers, list) { 2681 if (he->func == h->func) 2682 break; 2683 } 2684 if (he == NULL) { 2685 he = malloc(sizeof(*he), 2686 M_LINUX, M_WAITOK); 2687 he->func = h->func; 2688 } else 2689 TAILQ_REMOVE(&handlers, he, list); 2690 2691 /* Initialize range information. */ 2692 he->low = h->low; 2693 he->high = h->high; 2694 he->span = h->high - h->low + 1; 2695 2696 /* Add the element to the list, sorted on span. */ 2697 TAILQ_FOREACH(cur, &handlers, list) { 2698 if (cur->span > he->span) { 2699 TAILQ_INSERT_BEFORE(cur, he, list); 2700 sx_xunlock(&linux_ioctl_sx); 2701 return (0); 2702 } 2703 } 2704 TAILQ_INSERT_TAIL(&handlers, he, list); 2705 sx_xunlock(&linux_ioctl_sx); 2706 2707 return (0); 2708 } 2709 2710 int 2711 linux_ioctl_unregister_handler(struct linux_ioctl_handler *h) 2712 { 2713 struct handler_element *he; 2714 2715 if (h == NULL || h->func == NULL) 2716 return (EINVAL); 2717 2718 sx_xlock(&linux_ioctl_sx); 2719 TAILQ_FOREACH(he, &handlers, list) { 2720 if (he->func == h->func) { 2721 TAILQ_REMOVE(&handlers, he, list); 2722 sx_xunlock(&linux_ioctl_sx); 2723 free(he, M_LINUX); 2724 return (0); 2725 } 2726 } 2727 sx_xunlock(&linux_ioctl_sx); 2728 2729 return (EINVAL); 2730 } 2731