linux_ioctl.c revision 268255
1166970Snetchild/*- 2161304Snetchild * Copyright (c) 1994-1995 S��ren Schmidt 3161304Snetchild * All rights reserved. 4300412Sdchagin * 5300412Sdchagin * Redistribution and use in source and binary forms, with or without 6300412Sdchagin * modification, are permitted provided that the following conditions 7161304Snetchild * are met: 8161304Snetchild * 1. Redistributions of source code must retain the above copyright 9161304Snetchild * notice, this list of conditions and the following disclaimer 10161304Snetchild * in this position and unchanged. 11161304Snetchild * 2. Redistributions in binary form must reproduce the above copyright 12161304Snetchild * notice, this list of conditions and the following disclaimer in the 13161304Snetchild * documentation and/or other materials provided with the distribution. 14161304Snetchild * 3. The name of the author may not be used to endorse or promote products 15161304Snetchild * derived from this software without specific prior written permission 16161304Snetchild * 17161304Snetchild * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18161304Snetchild * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19166969Snetchild * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20166969Snetchild * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21161304Snetchild * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22161304Snetchild * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23166969Snetchild * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24166969Snetchild * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25161304Snetchild * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26166969Snetchild * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27161304Snetchild */ 28161304Snetchild 29161304Snetchild#include "opt_compat.h" 30161304Snetchild 31161304Snetchild#include <sys/cdefs.h> 32161304Snetchild__FBSDID("$FreeBSD: stable/10/sys/compat/linux/linux_ioctl.c 268255 2014-07-04 15:09:56Z mav $"); 33161304Snetchild 34161304Snetchild#include <sys/param.h> 35161304Snetchild#include <sys/systm.h> 36161304Snetchild#include <sys/sysproto.h> 37161304Snetchild#include <sys/capability.h> 38161304Snetchild#include <sys/cdio.h> 39166970Snetchild#include <sys/dvdio.h> 40161304Snetchild#include <sys/conf.h> 41161304Snetchild#include <sys/disk.h> 42161304Snetchild#include <sys/consio.h> 43161304Snetchild#include <sys/ctype.h> 44161304Snetchild#include <sys/fcntl.h> 45161304Snetchild#include <sys/file.h> 46178976Srdivacky#include <sys/filedesc.h> 47189867Sdchagin#include <sys/filio.h> 48191887Sdchagin#include <sys/jail.h> 49161304Snetchild#include <sys/kbio.h> 50189867Sdchagin#include <sys/kernel.h> 51161304Snetchild#include <sys/linker_set.h> 52178976Srdivacky#include <sys/lock.h> 53189867Sdchagin#include <sys/malloc.h> 54189867Sdchagin#include <sys/proc.h> 55178976Srdivacky#include <sys/sbuf.h> 56235063Snetchild#include <sys/socket.h> 57218970Sjhb#include <sys/sockio.h> 58161304Snetchild#include <sys/soundcard.h> 59300413Sdchagin#include <sys/stdint.h> 60300413Sdchagin#include <sys/sx.h> 61161304Snetchild#include <sys/sysctl.h> 62161304Snetchild#include <sys/tty.h> 63161304Snetchild#include <sys/uio.h> 64161304Snetchild#include <sys/types.h> 65161304Snetchild#include <sys/mman.h> 66161304Snetchild#include <sys/resourcevar.h> 67161304Snetchild 68235063Snetchild#include <net/if.h> 69218668Sdchagin#include <net/if_dl.h> 70189861Sdchagin#include <net/if_types.h> 71283463Sdchagin#include <net/vnet.h> 72191887Sdchagin 73161304Snetchild#include <dev/usb/usb_ioctl.h> 74235063Snetchild 75235063Snetchild#ifdef COMPAT_LINUX32 76235063Snetchild#include <machine/../linux32/linux.h> 77235063Snetchild#include <machine/../linux32/linux32_proto.h> 78235063Snetchild#else 79235063Snetchild#include <machine/../linux/linux.h> 80235063Snetchild#include <machine/../linux/linux_proto.h> 81235063Snetchild#endif 82235063Snetchild 83235063Snetchild#include <compat/linux/linux_ioctl.h> 84235063Snetchild#include <compat/linux/linux_mib.h> 85235063Snetchild#include <compat/linux/linux_socket.h> 86235063Snetchild#include <compat/linux/linux_util.h> 87235063Snetchild 88235063Snetchild#include <contrib/v4l/videodev.h> 89235063Snetchild#include <compat/linux/linux_videodev_compat.h> 90235063Snetchild 91235063Snetchild#include <contrib/v4l/videodev2.h> 92235063Snetchild#include <compat/linux/linux_videodev2_compat.h> 93235063Snetchild 94235063Snetchild#include <cam/scsi/scsi_sg.h> 95235063Snetchild 96235063SnetchildCTASSERT(LINUX_IFNAMSIZ == IFNAMSIZ); 97235063Snetchild 98235063SnetchildFEATURE(linuxulator_v4l, "V4L ioctl wrapper support in the linuxulator"); 99235063SnetchildFEATURE(linuxulator_v4l2, "V4L2 ioctl wrapper support in the linuxulator"); 100235063Snetchild 101235063Snetchildstatic linux_ioctl_function_t linux_ioctl_cdrom; 102235063Snetchildstatic linux_ioctl_function_t linux_ioctl_vfat; 103235063Snetchildstatic linux_ioctl_function_t linux_ioctl_console; 104235063Snetchildstatic linux_ioctl_function_t linux_ioctl_hdio; 105235063Snetchildstatic linux_ioctl_function_t linux_ioctl_disk; 106235063Snetchildstatic linux_ioctl_function_t linux_ioctl_socket; 107235063Snetchildstatic linux_ioctl_function_t linux_ioctl_sound; 108235063Snetchildstatic linux_ioctl_function_t linux_ioctl_termio; 109235063Snetchildstatic linux_ioctl_function_t linux_ioctl_private; 110235063Snetchildstatic linux_ioctl_function_t linux_ioctl_drm; 111235063Snetchildstatic linux_ioctl_function_t linux_ioctl_sg; 112300414Sdchaginstatic linux_ioctl_function_t linux_ioctl_v4l; 113235063Snetchildstatic linux_ioctl_function_t linux_ioctl_v4l2; 114235063Snetchildstatic linux_ioctl_function_t linux_ioctl_special; 115235063Snetchildstatic linux_ioctl_function_t linux_ioctl_fbsd_usb; 116235063Snetchild 117235063Snetchildstatic struct linux_ioctl_handler cdrom_handler = 118235063Snetchild{ linux_ioctl_cdrom, LINUX_IOCTL_CDROM_MIN, LINUX_IOCTL_CDROM_MAX }; 119235063Snetchildstatic struct linux_ioctl_handler vfat_handler = 120235063Snetchild{ linux_ioctl_vfat, LINUX_IOCTL_VFAT_MIN, LINUX_IOCTL_VFAT_MAX }; 121255971Smarkjstatic struct linux_ioctl_handler console_handler = 122235063Snetchild{ linux_ioctl_console, LINUX_IOCTL_CONSOLE_MIN, LINUX_IOCTL_CONSOLE_MAX }; 123235063Snetchildstatic struct linux_ioctl_handler hdio_handler = 124235063Snetchild{ linux_ioctl_hdio, LINUX_IOCTL_HDIO_MIN, LINUX_IOCTL_HDIO_MAX }; 125235063Snetchildstatic struct linux_ioctl_handler disk_handler = 126235063Snetchild{ linux_ioctl_disk, LINUX_IOCTL_DISK_MIN, LINUX_IOCTL_DISK_MAX }; 127235063Snetchildstatic struct linux_ioctl_handler socket_handler = 128235063Snetchild{ linux_ioctl_socket, LINUX_IOCTL_SOCKET_MIN, LINUX_IOCTL_SOCKET_MAX }; 129235063Snetchildstatic struct linux_ioctl_handler sound_handler = 130235063Snetchild{ linux_ioctl_sound, LINUX_IOCTL_SOUND_MIN, LINUX_IOCTL_SOUND_MAX }; 131300414Sdchaginstatic struct linux_ioctl_handler termio_handler = 132235063Snetchild{ linux_ioctl_termio, LINUX_IOCTL_TERMIO_MIN, LINUX_IOCTL_TERMIO_MAX }; 133235063Snetchildstatic struct linux_ioctl_handler private_handler = 134235063Snetchild{ linux_ioctl_private, LINUX_IOCTL_PRIVATE_MIN, LINUX_IOCTL_PRIVATE_MAX }; 135235063Snetchildstatic struct linux_ioctl_handler drm_handler = 136235063Snetchild{ linux_ioctl_drm, LINUX_IOCTL_DRM_MIN, LINUX_IOCTL_DRM_MAX }; 137235063Snetchildstatic struct linux_ioctl_handler sg_handler = 138235063Snetchild{ linux_ioctl_sg, LINUX_IOCTL_SG_MIN, LINUX_IOCTL_SG_MAX }; 139235063Snetchildstatic struct linux_ioctl_handler video_handler = 140235063Snetchild{ linux_ioctl_v4l, LINUX_IOCTL_VIDEO_MIN, LINUX_IOCTL_VIDEO_MAX }; 141235063Snetchildstatic struct linux_ioctl_handler video2_handler = 142235063Snetchild{ linux_ioctl_v4l2, LINUX_IOCTL_VIDEO2_MIN, LINUX_IOCTL_VIDEO2_MAX }; 143235063Snetchildstatic struct linux_ioctl_handler fbsd_usb = 144235063Snetchild{ linux_ioctl_fbsd_usb, FBSD_LUSB_MIN, FBSD_LUSB_MAX }; 145235063Snetchild 146235063SnetchildDATA_SET(linux_ioctl_handler_set, cdrom_handler); 147235063SnetchildDATA_SET(linux_ioctl_handler_set, vfat_handler); 148235063SnetchildDATA_SET(linux_ioctl_handler_set, console_handler); 149235063SnetchildDATA_SET(linux_ioctl_handler_set, hdio_handler); 150235063SnetchildDATA_SET(linux_ioctl_handler_set, disk_handler); 151235063SnetchildDATA_SET(linux_ioctl_handler_set, socket_handler); 152235063SnetchildDATA_SET(linux_ioctl_handler_set, sound_handler); 153235063SnetchildDATA_SET(linux_ioctl_handler_set, termio_handler); 154235063SnetchildDATA_SET(linux_ioctl_handler_set, private_handler); 155235063SnetchildDATA_SET(linux_ioctl_handler_set, drm_handler); 156235063SnetchildDATA_SET(linux_ioctl_handler_set, sg_handler); 157235063SnetchildDATA_SET(linux_ioctl_handler_set, video_handler); 158235063SnetchildDATA_SET(linux_ioctl_handler_set, video2_handler); 159235063SnetchildDATA_SET(linux_ioctl_handler_set, fbsd_usb); 160235063Snetchild 161235063Snetchildstruct handler_element 162235063Snetchild{ 163235063Snetchild TAILQ_ENTRY(handler_element) list; 164235063Snetchild int (*func)(struct thread *, struct linux_ioctl_args *); 165235063Snetchild int low, high, span; 166235063Snetchild}; 167235063Snetchild 168235063Snetchildstatic TAILQ_HEAD(, handler_element) handlers = 169235063Snetchild TAILQ_HEAD_INITIALIZER(handlers); 170235063Snetchildstatic struct sx linux_ioctl_sx; 171235063SnetchildSX_SYSINIT(linux_ioctl, &linux_ioctl_sx, "linux ioctl handlers"); 172235063Snetchild 173235063Snetchild/* 174235063Snetchild * hdio related ioctls for VMWare support 175235063Snetchild */ 176283383Sdchagin 177283383Sdchaginstruct linux_hd_geometry { 178235063Snetchild u_int8_t heads; 179235063Snetchild u_int8_t sectors; 180235063Snetchild u_int16_t cylinders; 181276511Sdchagin u_int32_t start; 182276511Sdchagin}; 183235063Snetchild 184235063Snetchildstruct linux_hd_big_geometry { 185283383Sdchagin u_int8_t heads; 186283383Sdchagin u_int8_t sectors; 187235063Snetchild u_int32_t cylinders; 188235063Snetchild u_int32_t start; 189235063Snetchild}; 190161304Snetchild 191161304Snetchildstatic int 192161304Snetchildlinux_ioctl_hdio(struct thread *td, struct linux_ioctl_args *args) 193191719Sdchagin{ 194191719Sdchagin cap_rights_t rights; 195161304Snetchild struct file *fp; 196161304Snetchild int error; 197191719Sdchagin u_int sectorsize, fwcylinders, fwheads, fwsectors; 198161304Snetchild off_t mediasize, bytespercyl; 199300413Sdchagin 200218970Sjhb error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 201218970Sjhb if (error != 0) 202191719Sdchagin return (error); 203218117Sdchagin switch (args->cmd & 0xffff) { 204161304Snetchild case LINUX_HDIO_GET_GEO: 205161304Snetchild case LINUX_HDIO_GET_GEO_BIG: 206161304Snetchild error = fo_ioctl(fp, DIOCGMEDIASIZE, 207161304Snetchild (caddr_t)&mediasize, td->td_ucred, td); 208191741Sdchagin if (!error) 209161304Snetchild error = fo_ioctl(fp, DIOCGSECTORSIZE, 210300413Sdchagin (caddr_t)§orsize, td->td_ucred, td); 211300413Sdchagin if (!error) 212300413Sdchagin error = fo_ioctl(fp, DIOCGFWHEADS, 213235063Snetchild (caddr_t)&fwheads, td->td_ucred, td); 214300413Sdchagin if (!error) 215300413Sdchagin error = fo_ioctl(fp, DIOCGFWSECTORS, 216235063Snetchild (caddr_t)&fwsectors, td->td_ucred, td); 217235063Snetchild /* 218235063Snetchild * XXX: DIOCGFIRSTOFFSET is not yet implemented, so 219235063Snetchild * so pretend that GEOM always says 0. This is NOT VALID 220235063Snetchild * for slices or partitions, only the per-disk raw devices. 221235063Snetchild */ 222300413Sdchagin 223235063Snetchild fdrop(fp, td); 224300413Sdchagin if (error) 225300413Sdchagin return (error); 226161304Snetchild /* 227191719Sdchagin * 1. Calculate the number of bytes in a cylinder, 228235063Snetchild * given the firmware's notion of heads and sectors 229235063Snetchild * per cylinder. 230235063Snetchild * 2. Calculate the number of cylinders, given the total 231235063Snetchild * size of the media. 232235063Snetchild * All internal calculations should have 64-bit precision. 233235063Snetchild */ 234235063Snetchild bytespercyl = (off_t) sectorsize * fwheads * fwsectors; 235235063Snetchild fwcylinders = mediasize / bytespercyl; 236235063Snetchild#if defined(DEBUG) 237235063Snetchild linux_msg(td, "HDIO_GET_GEO: mediasize %jd, c/h/s %d/%d/%d, " 238161304Snetchild "bpc %jd", 239191719Sdchagin (intmax_t)mediasize, fwcylinders, fwheads, fwsectors, 240191719Sdchagin (intmax_t)bytespercyl); 241191719Sdchagin#endif 242191719Sdchagin if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO) { 243218970Sjhb struct linux_hd_geometry hdg; 244300413Sdchagin 245161304Snetchild hdg.cylinders = fwcylinders; 246191719Sdchagin hdg.heads = fwheads; 247191719Sdchagin hdg.sectors = fwsectors; 248191719Sdchagin hdg.start = 0; 249191719Sdchagin error = copyout(&hdg, (void *)args->arg, sizeof(hdg)); 250191719Sdchagin } else if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO_BIG) { 251191719Sdchagin struct linux_hd_big_geometry hdbg; 252191719Sdchagin 253191719Sdchagin hdbg.cylinders = fwcylinders; 254161304Snetchild hdbg.heads = fwheads; 255283462Sdchagin hdbg.sectors = fwsectors; 256283462Sdchagin hdbg.start = 0; 257283462Sdchagin error = copyout(&hdbg, (void *)args->arg, sizeof(hdbg)); 258283462Sdchagin } 259300414Sdchagin return (error); 260283462Sdchagin break; 261283462Sdchagin default: 262300414Sdchagin /* XXX */ 263300414Sdchagin linux_msg(td, 264300414Sdchagin "ioctl fd=%d, cmd=0x%x ('%c',%d) is not implemented", 265283462Sdchagin args->fd, (int)(args->cmd & 0xffff), 266300413Sdchagin (int)(args->cmd & 0xff00) >> 8, 267300413Sdchagin (int)(args->cmd & 0xff)); 268283462Sdchagin break; 269283462Sdchagin } 270283462Sdchagin fdrop(fp, td); 271283462Sdchagin return (ENOIOCTL); 272283462Sdchagin} 273283462Sdchagin 274161304Snetchildstatic int 275191719Sdchaginlinux_ioctl_disk(struct thread *td, struct linux_ioctl_args *args) 276191719Sdchagin{ 277191719Sdchagin cap_rights_t rights; 278191719Sdchagin struct file *fp; 279191719Sdchagin int error; 280161304Snetchild u_int sectorsize; 281283462Sdchagin off_t mediasize; 282300414Sdchagin 283300414Sdchagin error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 284300414Sdchagin if (error != 0) 285300414Sdchagin return (error); 286300414Sdchagin switch (args->cmd & 0xffff) { 287300414Sdchagin case LINUX_BLKGETSIZE: 288300414Sdchagin error = fo_ioctl(fp, DIOCGSECTORSIZE, 289300414Sdchagin (caddr_t)§orsize, td->td_ucred, td); 290300414Sdchagin if (!error) 291300414Sdchagin error = fo_ioctl(fp, DIOCGMEDIASIZE, 292300414Sdchagin (caddr_t)&mediasize, td->td_ucred, td); 293300414Sdchagin fdrop(fp, td); 294300414Sdchagin if (error) 295300414Sdchagin return (error); 296300414Sdchagin sectorsize = mediasize / sectorsize; 297300414Sdchagin /* 298300414Sdchagin * XXX: How do we know we return the right size of integer ? 299300414Sdchagin */ 300300414Sdchagin return (copyout(§orsize, (void *)args->arg, 301300414Sdchagin sizeof(sectorsize))); 302300414Sdchagin break; 303300414Sdchagin } 304300414Sdchagin fdrop(fp, td); 305300414Sdchagin return (ENOIOCTL); 306300414Sdchagin} 307300414Sdchagin 308300414Sdchagin/* 309300414Sdchagin * termio related ioctls 310191719Sdchagin */ 311191719Sdchagin 312161304Snetchildstruct linux_termio { 313235063Snetchild unsigned short c_iflag; 314161304Snetchild unsigned short c_oflag; 315191719Sdchagin unsigned short c_cflag; 316191719Sdchagin unsigned short c_lflag; 317191719Sdchagin unsigned char c_line; 318191719Sdchagin unsigned char c_cc[LINUX_NCC]; 319191719Sdchagin}; 320161304Snetchild 321191719Sdchaginstruct linux_termios { 322191719Sdchagin unsigned int c_iflag; 323191719Sdchagin unsigned int c_oflag; 324191719Sdchagin unsigned int c_cflag; 325300413Sdchagin unsigned int c_lflag; 326300413Sdchagin unsigned char c_line; 327177460Srdivacky unsigned char c_cc[LINUX_NCCS]; 328235063Snetchild}; 329235063Snetchild 330219242Sdchaginstruct linux_winsize { 331219242Sdchagin unsigned short ws_row, ws_col; 332218970Sjhb unsigned short ws_xpixel, ws_ypixel; 333191719Sdchagin}; 334191719Sdchagin 335235063Snetchildstruct speedtab { 336235063Snetchild int sp_speed; /* Speed. */ 337191719Sdchagin int sp_code; /* Code. */ 338191719Sdchagin}; 339161304Snetchild 340235063Snetchildstatic struct speedtab sptab[] = { 341235063Snetchild { B0, LINUX_B0 }, { B50, LINUX_B50 }, 342219242Sdchagin { B75, LINUX_B75 }, { B110, LINUX_B110 }, 343219242Sdchagin { B134, LINUX_B134 }, { B150, LINUX_B150 }, 344191719Sdchagin { B200, LINUX_B200 }, { B300, LINUX_B300 }, 345300413Sdchagin { B600, LINUX_B600 }, { B1200, LINUX_B1200 }, 346300413Sdchagin { B1800, LINUX_B1800 }, { B2400, LINUX_B2400 }, 347235063Snetchild { B4800, LINUX_B4800 }, { B9600, LINUX_B9600 }, 348235063Snetchild { B19200, LINUX_B19200 }, { B38400, LINUX_B38400 }, 349191719Sdchagin { B57600, LINUX_B57600 }, { B115200, LINUX_B115200 }, 350161304Snetchild {-1, -1 } 351191719Sdchagin}; 352191719Sdchagin 353191719Sdchaginstruct linux_serial_struct { 354191719Sdchagin int type; 355218970Sjhb int line; 356218970Sjhb int port; 357161304Snetchild int irq; 358235063Snetchild int flags; 359235063Snetchild int xmit_fifo_size; 360191719Sdchagin int custom_divisor; 361191719Sdchagin int baud_base; 362218970Sjhb unsigned short close_delay; 363219240Sdchagin char reserved_char[2]; 364235063Snetchild int hub6; 365235063Snetchild unsigned short closing_wait; 366235063Snetchild unsigned short closing_wait2; 367218970Sjhb int reserved[4]; 368235063Snetchild}; 369191719Sdchagin 370191719Sdchaginstatic int 371191719Sdchaginlinux_to_bsd_speed(int code, struct speedtab *table) 372218970Sjhb{ 373191719Sdchagin for ( ; table->sp_code != -1; table++) 374300413Sdchagin if (table->sp_code == code) 375300413Sdchagin return (table->sp_speed); 376191719Sdchagin return -1; 377191719Sdchagin} 378161304Snetchild 379191719Sdchaginstatic int 380191719Sdchaginbsd_to_linux_speed(int speed, struct speedtab *table) 381218970Sjhb{ 382235063Snetchild for ( ; table->sp_speed != -1; table++) 383235063Snetchild if (table->sp_speed == speed) 384235063Snetchild return (table->sp_code); 385191719Sdchagin return -1; 386191719Sdchagin} 387161304Snetchild 388191719Sdchaginstatic void 389191719Sdchaginbsd_to_linux_termios(struct termios *bios, struct linux_termios *lios) 390191719Sdchagin{ 391191719Sdchagin int i; 392191719Sdchagin 393191719Sdchagin#ifdef DEBUG 394218970Sjhb if (ldebug(ioctl)) { 395161304Snetchild printf("LINUX: BSD termios structure (input):\n"); 396300413Sdchagin printf("i=%08x o=%08x c=%08x l=%08x ispeed=%d ospeed=%d\n", 397300413Sdchagin bios->c_iflag, bios->c_oflag, bios->c_cflag, bios->c_lflag, 398191719Sdchagin bios->c_ispeed, bios->c_ospeed); 399235063Snetchild printf("c_cc "); 400235063Snetchild for (i=0; i<NCCS; i++) 401219242Sdchagin printf("%02x ", bios->c_cc[i]); 402219242Sdchagin printf("\n"); 403235063Snetchild } 404235063Snetchild#endif 405191719Sdchagin 406161304Snetchild lios->c_iflag = 0; 407191719Sdchagin if (bios->c_iflag & IGNBRK) 408161304Snetchild lios->c_iflag |= LINUX_IGNBRK; 409191719Sdchagin if (bios->c_iflag & BRKINT) 410191719Sdchagin lios->c_iflag |= LINUX_BRKINT; 411218970Sjhb if (bios->c_iflag & IGNPAR) 412235063Snetchild lios->c_iflag |= LINUX_IGNPAR; 413191887Sdchagin if (bios->c_iflag & PARMRK) 414235063Snetchild lios->c_iflag |= LINUX_PARMRK; 415235063Snetchild if (bios->c_iflag & INPCK) 416191719Sdchagin lios->c_iflag |= LINUX_INPCK; 417191719Sdchagin if (bios->c_iflag & ISTRIP) 418166969Snetchild lios->c_iflag |= LINUX_ISTRIP; 419191719Sdchagin if (bios->c_iflag & INLCR) 420191719Sdchagin lios->c_iflag |= LINUX_INLCR; 421191719Sdchagin if (bios->c_iflag & IGNCR) 422191719Sdchagin lios->c_iflag |= LINUX_IGNCR; 423218970Sjhb if (bios->c_iflag & ICRNL) 424191719Sdchagin lios->c_iflag |= LINUX_ICRNL; 425218646Sdchagin if (bios->c_iflag & IXON) 426191719Sdchagin lios->c_iflag |= LINUX_IXON; 427191719Sdchagin if (bios->c_iflag & IXANY) 428161304Snetchild lios->c_iflag |= LINUX_IXANY; 429166969Snetchild if (bios->c_iflag & IXOFF) 430191719Sdchagin lios->c_iflag |= LINUX_IXOFF; 431191719Sdchagin if (bios->c_iflag & IMAXBEL) 432161304Snetchild lios->c_iflag |= LINUX_IMAXBEL; 433300413Sdchagin 434300413Sdchagin lios->c_oflag = 0; 435191719Sdchagin if (bios->c_oflag & OPOST) 436191719Sdchagin lios->c_oflag |= LINUX_OPOST; 437161304Snetchild if (bios->c_oflag & ONLCR) 438191719Sdchagin lios->c_oflag |= LINUX_ONLCR; 439191719Sdchagin if (bios->c_oflag & TAB3) 440161304Snetchild lios->c_oflag |= LINUX_XTABS; 441235063Snetchild 442235063Snetchild lios->c_cflag = bsd_to_linux_speed(bios->c_ispeed, sptab); 443219242Sdchagin lios->c_cflag |= (bios->c_cflag & CSIZE) >> 4; 444219242Sdchagin if (bios->c_cflag & CSTOPB) 445191719Sdchagin lios->c_cflag |= LINUX_CSTOPB; 446235063Snetchild if (bios->c_cflag & CREAD) 447235063Snetchild lios->c_cflag |= LINUX_CREAD; 448191719Sdchagin if (bios->c_cflag & PARENB) 449191719Sdchagin lios->c_cflag |= LINUX_PARENB; 450161304Snetchild if (bios->c_cflag & PARODD) 451191719Sdchagin lios->c_cflag |= LINUX_PARODD; 452191719Sdchagin if (bios->c_cflag & HUPCL) 453191719Sdchagin lios->c_cflag |= LINUX_HUPCL; 454191719Sdchagin if (bios->c_cflag & CLOCAL) 455191719Sdchagin lios->c_cflag |= LINUX_CLOCAL; 456161304Snetchild if (bios->c_cflag & CRTSCTS) 457235063Snetchild lios->c_cflag |= LINUX_CRTSCTS; 458235063Snetchild 459191719Sdchagin lios->c_lflag = 0; 460191719Sdchagin if (bios->c_lflag & ISIG) 461191719Sdchagin lios->c_lflag |= LINUX_ISIG; 462191719Sdchagin if (bios->c_lflag & ICANON) 463191719Sdchagin lios->c_lflag |= LINUX_ICANON; 464191719Sdchagin if (bios->c_lflag & ECHO) 465235063Snetchild lios->c_lflag |= LINUX_ECHO; 466235063Snetchild if (bios->c_lflag & ECHOE) 467191719Sdchagin lios->c_lflag |= LINUX_ECHOE; 468191719Sdchagin if (bios->c_lflag & ECHOK) 469235063Snetchild lios->c_lflag |= LINUX_ECHOK; 470235063Snetchild if (bios->c_lflag & ECHONL) 471191719Sdchagin lios->c_lflag |= LINUX_ECHONL; 472191719Sdchagin if (bios->c_lflag & NOFLSH) 473191719Sdchagin lios->c_lflag |= LINUX_NOFLSH; 474191719Sdchagin if (bios->c_lflag & TOSTOP) 475191719Sdchagin lios->c_lflag |= LINUX_TOSTOP; 476191719Sdchagin if (bios->c_lflag & ECHOCTL) 477161304Snetchild lios->c_lflag |= LINUX_ECHOCTL; 478235063Snetchild if (bios->c_lflag & ECHOPRT) 479191719Sdchagin lios->c_lflag |= LINUX_ECHOPRT; 480161304Snetchild if (bios->c_lflag & ECHOKE) 481161304Snetchild lios->c_lflag |= LINUX_ECHOKE; 482300413Sdchagin if (bios->c_lflag & FLUSHO) 483300413Sdchagin lios->c_lflag |= LINUX_FLUSHO; 484300413Sdchagin if (bios->c_lflag & PENDIN) 485300413Sdchagin lios->c_lflag |= LINUX_PENDIN; 486300413Sdchagin if (bios->c_lflag & IEXTEN) 487300413Sdchagin lios->c_lflag |= LINUX_IEXTEN; 488300413Sdchagin 489300413Sdchagin for (i=0; i<LINUX_NCCS; i++) 490300413Sdchagin lios->c_cc[i] = LINUX_POSIX_VDISABLE; 491300413Sdchagin lios->c_cc[LINUX_VINTR] = bios->c_cc[VINTR]; 492300413Sdchagin lios->c_cc[LINUX_VQUIT] = bios->c_cc[VQUIT]; 493300413Sdchagin lios->c_cc[LINUX_VERASE] = bios->c_cc[VERASE]; 494300413Sdchagin lios->c_cc[LINUX_VKILL] = bios->c_cc[VKILL]; 495300413Sdchagin lios->c_cc[LINUX_VEOF] = bios->c_cc[VEOF]; 496300413Sdchagin lios->c_cc[LINUX_VEOL] = bios->c_cc[VEOL]; 497300413Sdchagin lios->c_cc[LINUX_VMIN] = bios->c_cc[VMIN]; 498300413Sdchagin lios->c_cc[LINUX_VTIME] = bios->c_cc[VTIME]; 499300413Sdchagin lios->c_cc[LINUX_VEOL2] = bios->c_cc[VEOL2]; 500300413Sdchagin lios->c_cc[LINUX_VSUSP] = bios->c_cc[VSUSP]; 501300413Sdchagin lios->c_cc[LINUX_VSTART] = bios->c_cc[VSTART]; 502191719Sdchagin lios->c_cc[LINUX_VSTOP] = bios->c_cc[VSTOP]; 503300414Sdchagin lios->c_cc[LINUX_VREPRINT] = bios->c_cc[VREPRINT]; 504161304Snetchild lios->c_cc[LINUX_VDISCARD] = bios->c_cc[VDISCARD]; 505300414Sdchagin lios->c_cc[LINUX_VWERASE] = bios->c_cc[VWERASE]; 506300414Sdchagin lios->c_cc[LINUX_VLNEXT] = bios->c_cc[VLNEXT]; 507300414Sdchagin 508191719Sdchagin for (i=0; i<LINUX_NCCS; i++) { 509161304Snetchild if (i != LINUX_VMIN && i != LINUX_VTIME && 510191719Sdchagin lios->c_cc[i] == _POSIX_VDISABLE) 511300414Sdchagin lios->c_cc[i] = LINUX_POSIX_VDISABLE; 512300414Sdchagin } 513300414Sdchagin lios->c_line = 0; 514300414Sdchagin 515300414Sdchagin#ifdef DEBUG 516300414Sdchagin if (ldebug(ioctl)) { 517300414Sdchagin printf("LINUX: LINUX termios structure (output):\n"); 518300414Sdchagin printf("i=%08x o=%08x c=%08x l=%08x line=%d\n", 519300414Sdchagin lios->c_iflag, lios->c_oflag, lios->c_cflag, 520300414Sdchagin lios->c_lflag, (int)lios->c_line); 521300414Sdchagin printf("c_cc "); 522300414Sdchagin for (i=0; i<LINUX_NCCS; i++) 523300414Sdchagin printf("%02x ", lios->c_cc[i]); 524300414Sdchagin printf("\n"); 525300414Sdchagin } 526300414Sdchagin#endif 527300414Sdchagin} 528300414Sdchagin 529300414Sdchaginstatic void 530300414Sdchaginlinux_to_bsd_termios(struct linux_termios *lios, struct termios *bios) 531300414Sdchagin{ 532191719Sdchagin int i; 533191719Sdchagin 534235063Snetchild#ifdef DEBUG 535235063Snetchild if (ldebug(ioctl)) { 536235063Snetchild printf("LINUX: LINUX termios structure (input):\n"); 537235063Snetchild printf("i=%08x o=%08x c=%08x l=%08x line=%d\n", 538235063Snetchild lios->c_iflag, lios->c_oflag, lios->c_cflag, 539235063Snetchild lios->c_lflag, (int)lios->c_line); 540235063Snetchild printf("c_cc "); 541235063Snetchild for (i=0; i<LINUX_NCCS; i++) 542191887Sdchagin printf("%02x ", lios->c_cc[i]); 543191887Sdchagin printf("\n"); 544191887Sdchagin } 545191719Sdchagin#endif 546191719Sdchagin 547300413Sdchagin bios->c_iflag = 0; 548235063Snetchild if (lios->c_iflag & LINUX_IGNBRK) 549235063Snetchild bios->c_iflag |= IGNBRK; 550235063Snetchild if (lios->c_iflag & LINUX_BRKINT) 551235063Snetchild bios->c_iflag |= BRKINT; 552235063Snetchild if (lios->c_iflag & LINUX_IGNPAR) 553191887Sdchagin bios->c_iflag |= IGNPAR; 554191887Sdchagin if (lios->c_iflag & LINUX_PARMRK) 555235063Snetchild bios->c_iflag |= PARMRK; 556161304Snetchild if (lios->c_iflag & LINUX_INPCK) 557191719Sdchagin bios->c_iflag |= INPCK; 558235063Snetchild if (lios->c_iflag & LINUX_ISTRIP) 559235063Snetchild bios->c_iflag |= ISTRIP; 560191719Sdchagin if (lios->c_iflag & LINUX_INLCR) 561161304Snetchild bios->c_iflag |= INLCR; 562161304Snetchild if (lios->c_iflag & LINUX_IGNCR) 563191719Sdchagin bios->c_iflag |= IGNCR; 564218117Sdchagin if (lios->c_iflag & LINUX_ICRNL) 565161304Snetchild bios->c_iflag |= ICRNL; 566191719Sdchagin if (lios->c_iflag & LINUX_IXON) 567191719Sdchagin bios->c_iflag |= IXON; 568191719Sdchagin if (lios->c_iflag & LINUX_IXANY) 569235063Snetchild bios->c_iflag |= IXANY; 570235063Snetchild if (lios->c_iflag & LINUX_IXOFF) 571235063Snetchild bios->c_iflag |= IXOFF; 572235063Snetchild if (lios->c_iflag & LINUX_IMAXBEL) 573218117Sdchagin bios->c_iflag |= IMAXBEL; 574235063Snetchild 575218117Sdchagin bios->c_oflag = 0; 576191719Sdchagin if (lios->c_oflag & LINUX_OPOST) 577191719Sdchagin bios->c_oflag |= OPOST; 578235063Snetchild if (lios->c_oflag & LINUX_ONLCR) 579235063Snetchild bios->c_oflag |= ONLCR; 580191887Sdchagin if (lios->c_oflag & LINUX_XTABS) 581191887Sdchagin bios->c_oflag |= TAB3; 582218117Sdchagin 583218117Sdchagin bios->c_cflag = (lios->c_cflag & LINUX_CSIZE) << 4; 584218117Sdchagin if (lios->c_cflag & LINUX_CSTOPB) 585218117Sdchagin bios->c_cflag |= CSTOPB; 586218117Sdchagin if (lios->c_cflag & LINUX_CREAD) 587218117Sdchagin bios->c_cflag |= CREAD; 588218117Sdchagin if (lios->c_cflag & LINUX_PARENB) 589191719Sdchagin bios->c_cflag |= PARENB; 590191719Sdchagin if (lios->c_cflag & LINUX_PARODD) 591235063Snetchild bios->c_cflag |= PARODD; 592191719Sdchagin if (lios->c_cflag & LINUX_HUPCL) 593191719Sdchagin bios->c_cflag |= HUPCL; 594191719Sdchagin if (lios->c_cflag & LINUX_CLOCAL) 595161304Snetchild bios->c_cflag |= CLOCAL; 596161304Snetchild if (lios->c_cflag & LINUX_CRTSCTS) 597235063Snetchild bios->c_cflag |= CRTSCTS; 598191719Sdchagin 599161304Snetchild bios->c_lflag = 0; 600161304Snetchild if (lios->c_lflag & LINUX_ISIG) 601166969Snetchild bios->c_lflag |= ISIG; 602191719Sdchagin if (lios->c_lflag & LINUX_ICANON) 603161304Snetchild bios->c_lflag |= ICANON; 604191719Sdchagin if (lios->c_lflag & LINUX_ECHO) 605191719Sdchagin bios->c_lflag |= ECHO; 606161304Snetchild if (lios->c_lflag & LINUX_ECHOE) 607235063Snetchild bios->c_lflag |= ECHOE; 608235063Snetchild if (lios->c_lflag & LINUX_ECHOK) 609191719Sdchagin bios->c_lflag |= ECHOK; 610191719Sdchagin if (lios->c_lflag & LINUX_ECHONL) 611161304Snetchild bios->c_lflag |= ECHONL; 612191719Sdchagin if (lios->c_lflag & LINUX_NOFLSH) 613191719Sdchagin bios->c_lflag |= NOFLSH; 614191887Sdchagin if (lios->c_lflag & LINUX_TOSTOP) 615191887Sdchagin bios->c_lflag |= TOSTOP; 616191719Sdchagin if (lios->c_lflag & LINUX_ECHOCTL) 617191719Sdchagin bios->c_lflag |= ECHOCTL; 618235063Snetchild if (lios->c_lflag & LINUX_ECHOPRT) 619191719Sdchagin bios->c_lflag |= ECHOPRT; 620191719Sdchagin if (lios->c_lflag & LINUX_ECHOKE) 621235063Snetchild bios->c_lflag |= ECHOKE; 622235063Snetchild if (lios->c_lflag & LINUX_FLUSHO) 623191887Sdchagin bios->c_lflag |= FLUSHO; 624191887Sdchagin if (lios->c_lflag & LINUX_PENDIN) 625191719Sdchagin bios->c_lflag |= PENDIN; 626191719Sdchagin if (lios->c_lflag & LINUX_IEXTEN) 627191719Sdchagin bios->c_lflag |= IEXTEN; 628191719Sdchagin 629161304Snetchild for (i=0; i<NCCS; i++) 630191719Sdchagin bios->c_cc[i] = _POSIX_VDISABLE; 631191719Sdchagin bios->c_cc[VINTR] = lios->c_cc[LINUX_VINTR]; 632191719Sdchagin bios->c_cc[VQUIT] = lios->c_cc[LINUX_VQUIT]; 633191719Sdchagin bios->c_cc[VERASE] = lios->c_cc[LINUX_VERASE]; 634191719Sdchagin bios->c_cc[VKILL] = lios->c_cc[LINUX_VKILL]; 635191719Sdchagin bios->c_cc[VEOF] = lios->c_cc[LINUX_VEOF]; 636191719Sdchagin bios->c_cc[VEOL] = lios->c_cc[LINUX_VEOL]; 637191719Sdchagin bios->c_cc[VMIN] = lios->c_cc[LINUX_VMIN]; 638191719Sdchagin bios->c_cc[VTIME] = lios->c_cc[LINUX_VTIME]; 639191719Sdchagin bios->c_cc[VEOL2] = lios->c_cc[LINUX_VEOL2]; 640191719Sdchagin bios->c_cc[VSUSP] = lios->c_cc[LINUX_VSUSP]; 641191719Sdchagin bios->c_cc[VSTART] = lios->c_cc[LINUX_VSTART]; 642161304Snetchild bios->c_cc[VSTOP] = lios->c_cc[LINUX_VSTOP]; 643161304Snetchild bios->c_cc[VREPRINT] = lios->c_cc[LINUX_VREPRINT]; 644235063Snetchild bios->c_cc[VDISCARD] = lios->c_cc[LINUX_VDISCARD]; 645191719Sdchagin bios->c_cc[VWERASE] = lios->c_cc[LINUX_VWERASE]; 646161304Snetchild bios->c_cc[VLNEXT] = lios->c_cc[LINUX_VLNEXT]; 647161304Snetchild 648161304Snetchild for (i=0; i<NCCS; i++) { 649300414Sdchagin if (i != VMIN && i != VTIME && 650218117Sdchagin bios->c_cc[i] == LINUX_POSIX_VDISABLE) 651161304Snetchild bios->c_cc[i] = _POSIX_VDISABLE; 652191719Sdchagin } 653161304Snetchild 654300414Sdchagin bios->c_ispeed = bios->c_ospeed = 655235063Snetchild linux_to_bsd_speed(lios->c_cflag & LINUX_CBAUD, sptab); 656235063Snetchild 657235063Snetchild#ifdef DEBUG 658218117Sdchagin if (ldebug(ioctl)) { 659235063Snetchild printf("LINUX: BSD termios structure (output):\n"); 660235063Snetchild printf("i=%08x o=%08x c=%08x l=%08x ispeed=%d ospeed=%d\n", 661218117Sdchagin bios->c_iflag, bios->c_oflag, bios->c_cflag, bios->c_lflag, 662300414Sdchagin bios->c_ispeed, bios->c_ospeed); 663266924Sdchagin printf("c_cc "); 664235063Snetchild for (i=0; i<NCCS; i++) 665191719Sdchagin printf("%02x ", bios->c_cc[i]); 666191719Sdchagin printf("\n"); 667161304Snetchild } 668235063Snetchild#endif 669191719Sdchagin} 670161304Snetchild 671161304Snetchildstatic void 672161304Snetchildbsd_to_linux_termio(struct termios *bios, struct linux_termio *lio) 673191719Sdchagin{ 674161304Snetchild struct linux_termios lios; 675168037Sjkim 676168037Sjkim bsd_to_linux_termios(bios, &lios); 677168037Sjkim lio->c_iflag = lios.c_iflag; 678168037Sjkim lio->c_oflag = lios.c_oflag; 679168037Sjkim lio->c_cflag = lios.c_cflag; 680161304Snetchild lio->c_lflag = lios.c_lflag; 681235063Snetchild lio->c_line = lios.c_line; 682235063Snetchild memcpy(lio->c_cc, lios.c_cc, LINUX_NCC); 683161304Snetchild} 684168037Sjkim 685161304Snetchildstatic void 686235063Snetchildlinux_to_bsd_termio(struct linux_termio *lio, struct termios *bios) 687235063Snetchild{ 688300412Sdchagin struct linux_termios lios; 689219460Sjhb int i; 690235063Snetchild 691161304Snetchild lios.c_iflag = lio->c_iflag; 692168037Sjkim lios.c_oflag = lio->c_oflag; 693168037Sjkim lios.c_cflag = lio->c_cflag; 694168037Sjkim lios.c_lflag = lio->c_lflag; 695168037Sjkim for (i=LINUX_NCC; i<LINUX_NCCS; i++) 696168037Sjkim lios.c_cc[i] = LINUX_POSIX_VDISABLE; 697168037Sjkim memcpy(lios.c_cc, lio->c_cc, LINUX_NCC); 698168037Sjkim linux_to_bsd_termios(&lios, bios); 699168037Sjkim} 700168037Sjkim 701168037Sjkimstatic int 702168037Sjkimlinux_ioctl_termio(struct thread *td, struct linux_ioctl_args *args) 703168037Sjkim{ 704168037Sjkim struct termios bios; 705168037Sjkim struct linux_termios lios; 706168037Sjkim struct linux_termio lio; 707168037Sjkim cap_rights_t rights; 708168037Sjkim struct file *fp; 709235063Snetchild int error; 710168037Sjkim 711169895Skib error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 712168037Sjkim if (error != 0) 713161304Snetchild return (error); 714235063Snetchild 715235063Snetchild switch (args->cmd & 0xffff) { 716169895Skib 717235063Snetchild case LINUX_TCGETS: 718168037Sjkim error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred, 719169895Skib td); 720169895Skib if (error) 721235063Snetchild break; 722235063Snetchild bsd_to_linux_termios(&bios, &lios); 723169895Skib error = copyout(&lios, (void *)args->arg, sizeof(lios)); 724235063Snetchild break; 725235063Snetchild 726169895Skib case LINUX_TCSETS: 727235063Snetchild error = copyin((void *)args->arg, &lios, sizeof(lios)); 728235063Snetchild if (error) 729169895Skib break; 730235063Snetchild linux_to_bsd_termios(&lios, &bios); 731235063Snetchild error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred, 732169895Skib td)); 733235063Snetchild break; 734235063Snetchild 735169895Skib case LINUX_TCSETSW: 736235063Snetchild error = copyin((void *)args->arg, &lios, sizeof(lios)); 737235063Snetchild if (error) 738169895Skib break; 739235063Snetchild linux_to_bsd_termios(&lios, &bios); 740235063Snetchild error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred, 741161304Snetchild td)); 742235063Snetchild break; 743235063Snetchild 744235063Snetchild case LINUX_TCSETSF: 745168037Sjkim error = copyin((void *)args->arg, &lios, sizeof(lios)); 746178976Srdivacky if (error) 747178976Srdivacky break; 748191719Sdchagin linux_to_bsd_termios(&lios, &bios); 749191719Sdchagin error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred, 750266782Sdchagin td)); 751283422Sdchagin break; 752191719Sdchagin 753218686Sdchagin case LINUX_TCGETA: 754300414Sdchagin error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred, 755300413Sdchagin td); 756266782Sdchagin if (error) 757191719Sdchagin break; 758235063Snetchild bsd_to_linux_termio(&bios, &lio); 759235063Snetchild error = (copyout(&lio, (void *)args->arg, sizeof(lio))); 760218970Sjhb break; 761218970Sjhb 762218970Sjhb case LINUX_TCSETA: 763218970Sjhb error = copyin((void *)args->arg, &lio, sizeof(lio)); 764218970Sjhb if (error) 765191719Sdchagin break; 766215338Snetchild linux_to_bsd_termio(&lio, &bios); 767215338Snetchild error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred, 768215338Snetchild td)); 769215338Snetchild break; 770215338Snetchild 771215338Snetchild case LINUX_TCSETAW: 772215338Snetchild error = copyin((void *)args->arg, &lio, sizeof(lio)); 773215338Snetchild if (error) 774215338Snetchild break; 775235063Snetchild linux_to_bsd_termio(&lio, &bios); 776235063Snetchild error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred, 777235063Snetchild td)); 778235063Snetchild break; 779215338Snetchild 780235063Snetchild case LINUX_TCSETAF: 781215338Snetchild error = copyin((void *)args->arg, &lio, sizeof(lio)); 782218686Sdchagin if (error) 783218686Sdchagin break; 784218686Sdchagin linux_to_bsd_termio(&lio, &bios); 785191719Sdchagin error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred, 786191719Sdchagin td)); 787218117Sdchagin break; 788218117Sdchagin 789191719Sdchagin /* LINUX_TCSBRK */ 790218117Sdchagin 791235063Snetchild case LINUX_TCXONC: { 792235063Snetchild switch (args->arg) { 793266782Sdchagin case LINUX_TCOOFF: 794218117Sdchagin args->cmd = TIOCSTOP; 795235063Snetchild break; 796283463Sdchagin case LINUX_TCOON: 797300414Sdchagin args->cmd = TIOCSTART; 798300414Sdchagin break; 799283463Sdchagin case LINUX_TCIOFF: 800283463Sdchagin case LINUX_TCION: { 801283463Sdchagin int c; 802283463Sdchagin struct write_args wr; 803283463Sdchagin error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, 804283463Sdchagin td->td_ucred, td); 805300414Sdchagin if (error) 806283463Sdchagin break; 807300414Sdchagin fdrop(fp, td); 808283463Sdchagin c = (args->arg == LINUX_TCIOFF) ? VSTOP : VSTART; 809300413Sdchagin c = bios.c_cc[c]; 810218970Sjhb if (c != _POSIX_VDISABLE) { 811218970Sjhb wr.fd = args->fd; 812235063Snetchild wr.buf = &c; 813235063Snetchild wr.nbyte = sizeof(c); 814191719Sdchagin return (sys_write(td, &wr)); 815235063Snetchild } else 816235063Snetchild return (0); 817300413Sdchagin } 818191719Sdchagin default: 819300413Sdchagin fdrop(fp, td); 820300413Sdchagin return (EINVAL); 821300413Sdchagin } 822300413Sdchagin args->arg = 0; 823235063Snetchild error = (sys_ioctl(td, (struct ioctl_args *)args)); 824235063Snetchild break; 825191887Sdchagin } 826191887Sdchagin 827235063Snetchild case LINUX_TCFLSH: { 828191719Sdchagin int val; 829191719Sdchagin switch (args->arg) { 830191719Sdchagin case LINUX_TCIFLUSH: 831235063Snetchild val = FREAD; 832235063Snetchild break; 833235063Snetchild case LINUX_TCOFLUSH: 834266782Sdchagin val = FWRITE; 835266782Sdchagin break; 836266782Sdchagin case LINUX_TCIOFLUSH: 837191719Sdchagin val = FREAD | FWRITE; 838235063Snetchild break; 839235063Snetchild default: 840235063Snetchild fdrop(fp, td); 841191719Sdchagin return (EINVAL); 842191719Sdchagin } 843191719Sdchagin error = (fo_ioctl(fp,TIOCFLUSH,(caddr_t)&val,td->td_ucred,td)); 844300414Sdchagin break; 845191719Sdchagin } 846191719Sdchagin 847191719Sdchagin case LINUX_TIOCEXCL: 848218117Sdchagin args->cmd = TIOCEXCL; 849218117Sdchagin error = (sys_ioctl(td, (struct ioctl_args *)args)); 850191719Sdchagin break; 851218117Sdchagin 852235063Snetchild case LINUX_TIOCNXCL: 853235063Snetchild args->cmd = TIOCNXCL; 854266782Sdchagin error = (sys_ioctl(td, (struct ioctl_args *)args)); 855218117Sdchagin break; 856218117Sdchagin 857218970Sjhb case LINUX_TIOCSCTTY: 858218970Sjhb args->cmd = TIOCSCTTY; 859235063Snetchild error = (sys_ioctl(td, (struct ioctl_args *)args)); 860235063Snetchild break; 861191719Sdchagin 862235063Snetchild case LINUX_TIOCGPGRP: 863235063Snetchild args->cmd = TIOCGPGRP; 864191719Sdchagin error = (sys_ioctl(td, (struct ioctl_args *)args)); 865191719Sdchagin break; 866235063Snetchild 867235063Snetchild case LINUX_TIOCSPGRP: 868201758Smbr args->cmd = TIOCSPGRP; 869191719Sdchagin error = (sys_ioctl(td, (struct ioctl_args *)args)); 870218117Sdchagin break; 871191719Sdchagin 872191719Sdchagin /* LINUX_TIOCOUTQ */ 873191719Sdchagin /* LINUX_TIOCSTI */ 874191719Sdchagin 875235063Snetchild case LINUX_TIOCGWINSZ: 876235063Snetchild args->cmd = TIOCGWINSZ; 877235063Snetchild error = (sys_ioctl(td, (struct ioctl_args *)args)); 878191887Sdchagin break; 879266782Sdchagin 880191887Sdchagin case LINUX_TIOCSWINSZ: 881266782Sdchagin args->cmd = TIOCSWINSZ; 882191887Sdchagin error = (sys_ioctl(td, (struct ioctl_args *)args)); 883191719Sdchagin break; 884191719Sdchagin 885191719Sdchagin case LINUX_TIOCMGET: 886191719Sdchagin args->cmd = TIOCMGET; 887235063Snetchild error = (sys_ioctl(td, (struct ioctl_args *)args)); 888235063Snetchild break; 889235063Snetchild 890235063Snetchild case LINUX_TIOCMBIS: 891191719Sdchagin args->cmd = TIOCMBIS; 892235063Snetchild error = (sys_ioctl(td, (struct ioctl_args *)args)); 893235063Snetchild break; 894300413Sdchagin 895300413Sdchagin case LINUX_TIOCMBIC: 896235063Snetchild args->cmd = TIOCMBIC; 897235063Snetchild error = (sys_ioctl(td, (struct ioctl_args *)args)); 898191719Sdchagin break; 899235063Snetchild 900191719Sdchagin case LINUX_TIOCMSET: 901191719Sdchagin args->cmd = TIOCMSET; 902191719Sdchagin error = (sys_ioctl(td, (struct ioctl_args *)args)); 903218655Sdchagin break; 904191719Sdchagin 905191719Sdchagin /* TIOCGSOFTCAR */ 906191719Sdchagin /* TIOCSSOFTCAR */ 907191719Sdchagin 908218970Sjhb case LINUX_FIONREAD: /* LINUX_TIOCINQ */ 909300413Sdchagin args->cmd = FIONREAD; 910191719Sdchagin error = (sys_ioctl(td, (struct ioctl_args *)args)); 911191719Sdchagin break; 912235063Snetchild 913235063Snetchild /* LINUX_TIOCLINUX */ 914191719Sdchagin 915191719Sdchagin case LINUX_TIOCCONS: 916300413Sdchagin args->cmd = TIOCCONS; 917300413Sdchagin error = (sys_ioctl(td, (struct ioctl_args *)args)); 918300413Sdchagin break; 919191719Sdchagin 920300413Sdchagin case LINUX_TIOCGSERIAL: { 921300413Sdchagin struct linux_serial_struct lss; 922300413Sdchagin lss.type = LINUX_PORT_16550A; 923300413Sdchagin lss.flags = 0; 924300413Sdchagin lss.close_delay = 0; 925235063Snetchild error = copyout(&lss, (void *)args->arg, sizeof(lss)); 926235063Snetchild break; 927191887Sdchagin } 928191887Sdchagin 929235063Snetchild case LINUX_TIOCSSERIAL: { 930191719Sdchagin struct linux_serial_struct lss; 931191719Sdchagin error = copyin((void *)args->arg, &lss, sizeof(lss)); 932191719Sdchagin if (error) 933235063Snetchild break; 934235063Snetchild /* XXX - It really helps to have an implementation that 935266782Sdchagin * does nothing. NOT! 936191887Sdchagin */ 937191719Sdchagin error = 0; 938191719Sdchagin break; 939235063Snetchild } 940235063Snetchild 941191719Sdchagin case LINUX_TIOCPKT: 942191719Sdchagin args->cmd = TIOCPKT; 943191719Sdchagin error = (sys_ioctl(td, (struct ioctl_args *)args)); 944191719Sdchagin break; 945191719Sdchagin 946191719Sdchagin case LINUX_FIONBIO: 947191719Sdchagin args->cmd = FIONBIO; 948191719Sdchagin error = (sys_ioctl(td, (struct ioctl_args *)args)); 949191719Sdchagin break; 950191719Sdchagin 951235063Snetchild case LINUX_TIOCNOTTY: 952235063Snetchild args->cmd = TIOCNOTTY; 953191887Sdchagin error = (sys_ioctl(td, (struct ioctl_args *)args)); 954266782Sdchagin break; 955266782Sdchagin 956266782Sdchagin case LINUX_TIOCSETD: { 957191887Sdchagin int line; 958300413Sdchagin switch (args->arg) { 959300413Sdchagin case LINUX_N_TTY: 960235063Snetchild line = TTYDISC; 961235063Snetchild break; 962191719Sdchagin case LINUX_N_SLIP: 963235063Snetchild line = SLIPDISC; 964235063Snetchild break; 965191719Sdchagin case LINUX_N_PPP: 966300413Sdchagin line = PPPDISC; 967300413Sdchagin break; 968191719Sdchagin default: 969191719Sdchagin fdrop(fp, td); 970235063Snetchild return (EINVAL); 971235063Snetchild } 972191719Sdchagin error = (fo_ioctl(fp, TIOCSETD, (caddr_t)&line, td->td_ucred, 973191719Sdchagin td)); 974300413Sdchagin break; 975300413Sdchagin } 976191719Sdchagin 977191719Sdchagin case LINUX_TIOCGETD: { 978191719Sdchagin int linux_line; 979191719Sdchagin int bsd_line = TTYDISC; 980191719Sdchagin error = fo_ioctl(fp, TIOCGETD, (caddr_t)&bsd_line, 981300413Sdchagin td->td_ucred, td); 982191719Sdchagin if (error) 983300413Sdchagin return (error); 984191719Sdchagin switch (bsd_line) { 985266782Sdchagin case TTYDISC: 986266782Sdchagin linux_line = LINUX_N_TTY; 987266782Sdchagin break; 988191719Sdchagin case SLIPDISC: 989191719Sdchagin linux_line = LINUX_N_SLIP; 990191719Sdchagin break; 991191719Sdchagin case PPPDISC: 992300413Sdchagin linux_line = LINUX_N_PPP; 993300413Sdchagin break; 994300413Sdchagin default: 995300413Sdchagin fdrop(fp, td); 996300413Sdchagin return (EINVAL); 997191719Sdchagin } 998191719Sdchagin error = (copyout(&linux_line, (void *)args->arg, sizeof(int))); 999218117Sdchagin break; 1000191719Sdchagin } 1001191719Sdchagin 1002191719Sdchagin /* LINUX_TCSBRKP */ 1003191719Sdchagin /* LINUX_TIOCTTYGSTRUCT */ 1004191719Sdchagin 1005191719Sdchagin case LINUX_FIONCLEX: 1006218117Sdchagin args->cmd = FIONCLEX; 1007191719Sdchagin error = (sys_ioctl(td, (struct ioctl_args *)args)); 1008218117Sdchagin break; 1009191719Sdchagin 1010191719Sdchagin case LINUX_FIOCLEX: 1011191719Sdchagin args->cmd = FIOCLEX; 1012191719Sdchagin error = (sys_ioctl(td, (struct ioctl_args *)args)); 1013191719Sdchagin break; 1014191719Sdchagin 1015191719Sdchagin case LINUX_FIOASYNC: 1016191719Sdchagin args->cmd = FIOASYNC; 1017191719Sdchagin error = (sys_ioctl(td, (struct ioctl_args *)args)); 1018191719Sdchagin break; 1019191719Sdchagin 1020283460Sdchagin /* LINUX_TIOCSERCONFIG */ 1021283460Sdchagin /* LINUX_TIOCSERGWILD */ 1022283460Sdchagin /* LINUX_TIOCSERSWILD */ 1023283460Sdchagin /* LINUX_TIOCGLCKTRMIOS */ 1024283460Sdchagin /* LINUX_TIOCSLCKTRMIOS */ 1025283460Sdchagin 1026283460Sdchagin case LINUX_TIOCSBRK: 1027283460Sdchagin args->cmd = TIOCSBRK; 1028283460Sdchagin error = (sys_ioctl(td, (struct ioctl_args *)args)); 1029235063Snetchild break; 1030191719Sdchagin 1031191719Sdchagin case LINUX_TIOCCBRK: 1032191719Sdchagin args->cmd = TIOCCBRK; 1033191719Sdchagin error = (sys_ioctl(td, (struct ioctl_args *)args)); 1034283460Sdchagin break; 1035283460Sdchagin case LINUX_TIOCGPTN: { 1036283460Sdchagin int nb; 1037283460Sdchagin 1038283460Sdchagin error = fo_ioctl(fp, TIOCGPTN, (caddr_t)&nb, td->td_ucred, td); 1039283460Sdchagin if (!error) 1040283460Sdchagin error = copyout(&nb, (void *)args->arg, 1041283460Sdchagin sizeof(int)); 1042283460Sdchagin break; 1043235063Snetchild } 1044191719Sdchagin case LINUX_TIOCSPTLCK: 1045191719Sdchagin /* Our unlockpt() does nothing. */ 1046191719Sdchagin error = 0; 1047191719Sdchagin break; 1048283460Sdchagin default: 1049283460Sdchagin error = ENOIOCTL; 1050283460Sdchagin break; 1051283460Sdchagin } 1052283460Sdchagin 1053283460Sdchagin fdrop(fp, td); 1054283460Sdchagin return (error); 1055283460Sdchagin} 1056283460Sdchagin 1057235063Snetchild/* 1058191719Sdchagin * CDROM related ioctls 1059191719Sdchagin */ 1060191719Sdchagin 1061191719Sdchaginstruct linux_cdrom_msf 1062191719Sdchagin{ 1063191719Sdchagin u_char cdmsf_min0; 1064191719Sdchagin u_char cdmsf_sec0; 1065191719Sdchagin u_char cdmsf_frame0; 1066191719Sdchagin u_char cdmsf_min1; 1067283422Sdchagin u_char cdmsf_sec1; 1068283422Sdchagin u_char cdmsf_frame1; 1069215338Snetchild}; 1070215338Snetchild 1071215338Snetchildstruct linux_cdrom_tochdr 1072283422Sdchagin{ 1073235063Snetchild u_char cdth_trk0; 1074235063Snetchild u_char cdth_trk1; 1075191719Sdchagin}; 1076235063Snetchild 1077235063Snetchildunion linux_cdrom_addr 1078191719Sdchagin{ 1079191719Sdchagin struct { 1080215338Snetchild u_char minute; 1081215338Snetchild u_char second; 1082283460Sdchagin u_char frame; 1083283460Sdchagin } msf; 1084283460Sdchagin int lba; 1085283460Sdchagin}; 1086283460Sdchagin 1087283460Sdchaginstruct linux_cdrom_tocentry 1088283460Sdchagin{ 1089283460Sdchagin u_char cdte_track; 1090283460Sdchagin u_char cdte_adr:4; 1091235063Snetchild u_char cdte_ctrl:4; 1092215338Snetchild u_char cdte_format; 1093215338Snetchild union linux_cdrom_addr cdte_addr; 1094218118Sdchagin u_char cdte_datamode; 1095218118Sdchagin}; 1096283460Sdchagin 1097283460Sdchaginstruct linux_cdrom_subchnl 1098283460Sdchagin{ 1099283460Sdchagin u_char cdsc_format; 1100283460Sdchagin u_char cdsc_audiostatus; 1101283460Sdchagin u_char cdsc_adr:4; 1102283460Sdchagin u_char cdsc_ctrl:4; 1103283460Sdchagin u_char cdsc_trk; 1104283460Sdchagin u_char cdsc_ind; 1105235063Snetchild union linux_cdrom_addr cdsc_absaddr; 1106218118Sdchagin union linux_cdrom_addr cdsc_reladdr; 1107218118Sdchagin}; 1108191719Sdchagin 1109215338Snetchildstruct l_cdrom_read_audio { 1110215338Snetchild union linux_cdrom_addr addr; 1111235063Snetchild u_char addr_format; 1112235063Snetchild l_int nframes; 1113235063Snetchild u_char *buf; 1114191719Sdchagin}; 1115191719Sdchagin 1116191719Sdchaginstruct l_dvd_layer { 1117235063Snetchild u_char book_version:4; 1118191719Sdchagin u_char book_type:4; 1119191719Sdchagin u_char min_rate:4; 1120191719Sdchagin u_char disc_size:4; 1121191719Sdchagin u_char layer_type:4; 1122178976Srdivacky u_char track_path:1; 1123178976Srdivacky u_char nlayers:2; 1124178976Srdivacky u_char track_density:4; 1125178976Srdivacky u_char linear_density:4; 1126235063Snetchild u_char bca:1; 1127191719Sdchagin u_int32_t start_sector; 1128235063Snetchild u_int32_t end_sector; 1129235063Snetchild u_int32_t end_sector_l0; 1130235063Snetchild}; 1131178976Srdivacky 1132235063Snetchildstruct l_dvd_physical { 1133178976Srdivacky u_char type; 1134283383Sdchagin u_char layer_num; 1135178976Srdivacky struct l_dvd_layer layer[4]; 1136178976Srdivacky}; 1137235063Snetchild 1138215339Snetchildstruct l_dvd_copyright { 1139178976Srdivacky u_char type; 1140178976Srdivacky u_char layer_num; 1141178976Srdivacky u_char cpst; 1142178976Srdivacky u_char rmi; 1143178976Srdivacky}; 1144178976Srdivacky 1145178976Srdivackystruct l_dvd_disckey { 1146178976Srdivacky u_char type; 1147283383Sdchagin l_uint agid:2; 1148178976Srdivacky u_char value[2048]; 1149178976Srdivacky}; 1150235063Snetchild 1151178976Srdivackystruct l_dvd_bca { 1152178976Srdivacky u_char type; 1153283383Sdchagin l_int len; 1154283383Sdchagin u_char value[188]; 1155215339Snetchild}; 1156178976Srdivacky 1157283383Sdchaginstruct l_dvd_manufact { 1158283383Sdchagin u_char type; 1159235063Snetchild u_char layer_num; 1160235063Snetchild l_int len; 1161178976Srdivacky u_char value[2048]; 1162235063Snetchild}; 1163293627Sdchagin 1164293627Sdchagintypedef union { 1165293627Sdchagin u_char type; 1166293627Sdchagin struct l_dvd_physical physical; 1167292743Sdchagin struct l_dvd_copyright copyright; 1168293627Sdchagin struct l_dvd_disckey disckey; 1169178976Srdivacky struct l_dvd_bca bca; 1170283383Sdchagin struct l_dvd_manufact manufact; 1171283383Sdchagin} l_dvd_struct; 1172178976Srdivacky 1173215339Snetchildtypedef u_char l_dvd_key[5]; 1174178976Srdivackytypedef u_char l_dvd_challenge[10]; 1175283383Sdchagin 1176283383Sdchaginstruct l_dvd_lu_send_agid { 1177235063Snetchild u_char type; 1178235063Snetchild l_uint agid:2; 1179235063Snetchild}; 1180178976Srdivacky 1181194203Sdchaginstruct l_dvd_host_send_challenge { 1182178976Srdivacky u_char type; 1183215339Snetchild l_uint agid:2; 1184283383Sdchagin l_dvd_challenge chal; 1185178976Srdivacky}; 1186178976Srdivacky 1187178976Srdivackystruct l_dvd_send_key { 1188235063Snetchild u_char type; 1189235063Snetchild l_uint agid:2; 1190235063Snetchild l_dvd_key key; 1191235063Snetchild}; 1192178976Srdivacky 1193235063Snetchildstruct l_dvd_lu_send_challenge { 1194178976Srdivacky u_char type; 1195293907Sglebius l_uint agid:2; 1196235063Snetchild l_dvd_challenge chal; 1197235063Snetchild}; 1198235063Snetchild 1199235063Snetchildstruct l_dvd_lu_send_title_key { 1200178976Srdivacky u_char type; 1201235063Snetchild l_uint agid:2; 1202178976Srdivacky l_dvd_key title_key; 1203178976Srdivacky l_int lba; 1204178976Srdivacky l_uint cpm:1; 1205178976Srdivacky l_uint cp_sec:1; 1206283383Sdchagin l_uint cgms:2; 1207283383Sdchagin}; 1208178976Srdivacky 1209191719Sdchaginstruct l_dvd_lu_send_asf { 1210178976Srdivacky u_char type; 1211191719Sdchagin l_uint agid:2; 1212178976Srdivacky l_uint asf:1; 1213283383Sdchagin}; 1214235063Snetchild 1215178976Srdivackystruct l_dvd_host_send_rpcstate { 1216235063Snetchild u_char type; 1217235063Snetchild u_char pdrc; 1218235063Snetchild}; 1219235063Snetchild 1220178976Srdivackystruct l_dvd_lu_send_rpcstate { 1221235063Snetchild u_char type:2; 1222283383Sdchagin u_char vra:3; 1223178976Srdivacky u_char ucca:3; 1224178976Srdivacky u_char region_mask; 1225178976Srdivacky u_char rpc_scheme; 1226235063Snetchild}; 1227235063Snetchild 1228235063Snetchildtypedef union { 1229178976Srdivacky u_char type; 1230235063Snetchild struct l_dvd_lu_send_agid lsa; 1231178976Srdivacky struct l_dvd_host_send_challenge hsc; 1232178976Srdivacky struct l_dvd_send_key lsk; 1233178976Srdivacky struct l_dvd_lu_send_challenge lsc; 1234178976Srdivacky struct l_dvd_send_key hsk; 1235178976Srdivacky struct l_dvd_lu_send_title_key lstk; 1236191719Sdchagin struct l_dvd_lu_send_asf lsasf; 1237218970Sjhb struct l_dvd_host_send_rpcstate hrpcs; 1238235063Snetchild struct l_dvd_lu_send_rpcstate lrpcs; 1239235063Snetchild} l_dvd_authinfo; 1240235063Snetchild 1241191719Sdchaginstatic void 1242235063Snetchildbsd_to_linux_msf_lba(u_char af, union msf_lba *bp, union linux_cdrom_addr *lp) 1243191719Sdchagin{ 1244218117Sdchagin if (af == CD_LBA_FORMAT) 1245191719Sdchagin lp->lba = bp->lba; 1246191719Sdchagin else { 1247178976Srdivacky lp->msf.minute = bp->msf.minute; 1248178976Srdivacky lp->msf.second = bp->msf.second; 1249178976Srdivacky lp->msf.frame = bp->msf.frame; 1250235063Snetchild } 1251178976Srdivacky} 1252178976Srdivacky 1253178976Srdivackystatic void 1254178976Srdivackyset_linux_cdrom_addr(union linux_cdrom_addr *addr, int format, int lba) 1255178976Srdivacky{ 1256276511Sdchagin if (format == LINUX_CDROM_MSF) { 1257178976Srdivacky addr->msf.frame = lba % 75; 1258178976Srdivacky lba /= 75; 1259235063Snetchild lba += 2; 1260178976Srdivacky addr->msf.second = lba % 60; 1261235063Snetchild addr->msf.minute = lba / 60; 1262235063Snetchild } else 1263235063Snetchild addr->lba = lba; 1264235063Snetchild} 1265235063Snetchild 1266235063Snetchildstatic int 1267178976Srdivackylinux_to_bsd_dvd_struct(l_dvd_struct *lp, struct dvd_struct *bp) 1268235063Snetchild{ 1269178976Srdivacky bp->format = lp->type; 1270178976Srdivacky switch (bp->format) { 1271178976Srdivacky case DVD_STRUCT_PHYSICAL: 1272178976Srdivacky if (bp->layer_num >= 4) 1273235063Snetchild return (EINVAL); 1274178976Srdivacky bp->layer_num = lp->physical.layer_num; 1275178976Srdivacky break; 1276178976Srdivacky case DVD_STRUCT_COPYRIGHT: 1277178976Srdivacky bp->layer_num = lp->copyright.layer_num; 1278178976Srdivacky break; 1279283383Sdchagin case DVD_STRUCT_DISCKEY: 1280178976Srdivacky bp->agid = lp->disckey.agid; 1281178976Srdivacky break; 1282178976Srdivacky case DVD_STRUCT_BCA: 1283178976Srdivacky case DVD_STRUCT_MANUFACT: 1284185002Skib break; 1285235063Snetchild default: 1286178976Srdivacky return (EINVAL); 1287283383Sdchagin } 1288235063Snetchild return (0); 1289178976Srdivacky} 1290178976Srdivacky 1291235063Snetchildstatic int 1292235063Snetchildbsd_to_linux_dvd_struct(struct dvd_struct *bp, l_dvd_struct *lp) 1293178976Srdivacky{ 1294235063Snetchild switch (bp->format) { 1295178976Srdivacky case DVD_STRUCT_PHYSICAL: { 1296235063Snetchild struct dvd_layer *blp = (struct dvd_layer *)bp->data; 1297235063Snetchild struct l_dvd_layer *llp = &lp->physical.layer[bp->layer_num]; 1298178976Srdivacky memset(llp, 0, sizeof(*llp)); 1299235063Snetchild llp->book_version = blp->book_version; 1300178976Srdivacky llp->book_type = blp->book_type; 1301235063Snetchild llp->min_rate = blp->max_rate; 1302235063Snetchild llp->disc_size = blp->disc_size; 1303235063Snetchild llp->layer_type = blp->layer_type; 1304235063Snetchild llp->track_path = blp->track_path; 1305235063Snetchild llp->nlayers = blp->nlayers; 1306178976Srdivacky llp->track_density = blp->track_density; 1307235063Snetchild llp->linear_density = blp->linear_density; 1308178976Srdivacky llp->bca = blp->bca; 1309235063Snetchild llp->start_sector = blp->start_sector; 1310235063Snetchild llp->end_sector = blp->end_sector; 1311178976Srdivacky llp->end_sector_l0 = blp->end_sector_l0; 1312235063Snetchild break; 1313178976Srdivacky } 1314178976Srdivacky case DVD_STRUCT_COPYRIGHT: 1315183871Skib lp->copyright.cpst = bp->cpst; 1316178976Srdivacky lp->copyright.rmi = bp->rmi; 1317178976Srdivacky break; 1318283383Sdchagin case DVD_STRUCT_DISCKEY: 1319245908Sdchagin memcpy(lp->disckey.value, bp->data, sizeof(lp->disckey.value)); 1320235063Snetchild break; 1321178976Srdivacky case DVD_STRUCT_BCA: 1322235063Snetchild lp->bca.len = bp->length; 1323235063Snetchild memcpy(lp->bca.value, bp->data, sizeof(lp->bca.value)); 1324235063Snetchild break; 1325178976Srdivacky case DVD_STRUCT_MANUFACT: 1326235063Snetchild lp->manufact.len = bp->length; 1327178976Srdivacky memcpy(lp->manufact.value, bp->data, 1328178976Srdivacky sizeof(lp->manufact.value)); 1329178976Srdivacky /* lp->manufact.layer_num is unused in linux (redhat 7.0) */ 1330178976Srdivacky break; 1331178976Srdivacky default: 1332178976Srdivacky return (EINVAL); 1333178976Srdivacky } 1334178976Srdivacky return (0); 1335178976Srdivacky} 1336178976Srdivacky 1337178976Srdivackystatic int 1338283383Sdchaginlinux_to_bsd_dvd_authinfo(l_dvd_authinfo *lp, int *bcode, 1339235063Snetchild struct dvd_authinfo *bp) 1340235063Snetchild{ 1341178976Srdivacky switch (lp->type) { 1342 case LINUX_DVD_LU_SEND_AGID: 1343 *bcode = DVDIOCREPORTKEY; 1344 bp->format = DVD_REPORT_AGID; 1345 bp->agid = lp->lsa.agid; 1346 break; 1347 case LINUX_DVD_HOST_SEND_CHALLENGE: 1348 *bcode = DVDIOCSENDKEY; 1349 bp->format = DVD_SEND_CHALLENGE; 1350 bp->agid = lp->hsc.agid; 1351 memcpy(bp->keychal, lp->hsc.chal, 10); 1352 break; 1353 case LINUX_DVD_LU_SEND_KEY1: 1354 *bcode = DVDIOCREPORTKEY; 1355 bp->format = DVD_REPORT_KEY1; 1356 bp->agid = lp->lsk.agid; 1357 break; 1358 case LINUX_DVD_LU_SEND_CHALLENGE: 1359 *bcode = DVDIOCREPORTKEY; 1360 bp->format = DVD_REPORT_CHALLENGE; 1361 bp->agid = lp->lsc.agid; 1362 break; 1363 case LINUX_DVD_HOST_SEND_KEY2: 1364 *bcode = DVDIOCSENDKEY; 1365 bp->format = DVD_SEND_KEY2; 1366 bp->agid = lp->hsk.agid; 1367 memcpy(bp->keychal, lp->hsk.key, 5); 1368 break; 1369 case LINUX_DVD_LU_SEND_TITLE_KEY: 1370 *bcode = DVDIOCREPORTKEY; 1371 bp->format = DVD_REPORT_TITLE_KEY; 1372 bp->agid = lp->lstk.agid; 1373 bp->lba = lp->lstk.lba; 1374 break; 1375 case LINUX_DVD_LU_SEND_ASF: 1376 *bcode = DVDIOCREPORTKEY; 1377 bp->format = DVD_REPORT_ASF; 1378 bp->agid = lp->lsasf.agid; 1379 break; 1380 case LINUX_DVD_INVALIDATE_AGID: 1381 *bcode = DVDIOCREPORTKEY; 1382 bp->format = DVD_INVALIDATE_AGID; 1383 bp->agid = lp->lsa.agid; 1384 break; 1385 case LINUX_DVD_LU_SEND_RPC_STATE: 1386 *bcode = DVDIOCREPORTKEY; 1387 bp->format = DVD_REPORT_RPC; 1388 break; 1389 case LINUX_DVD_HOST_SEND_RPC_STATE: 1390 *bcode = DVDIOCSENDKEY; 1391 bp->format = DVD_SEND_RPC; 1392 bp->region = lp->hrpcs.pdrc; 1393 break; 1394 default: 1395 return (EINVAL); 1396 } 1397 return (0); 1398} 1399 1400static int 1401bsd_to_linux_dvd_authinfo(struct dvd_authinfo *bp, l_dvd_authinfo *lp) 1402{ 1403 switch (lp->type) { 1404 case LINUX_DVD_LU_SEND_AGID: 1405 lp->lsa.agid = bp->agid; 1406 break; 1407 case LINUX_DVD_HOST_SEND_CHALLENGE: 1408 lp->type = LINUX_DVD_LU_SEND_KEY1; 1409 break; 1410 case LINUX_DVD_LU_SEND_KEY1: 1411 memcpy(lp->lsk.key, bp->keychal, sizeof(lp->lsk.key)); 1412 break; 1413 case LINUX_DVD_LU_SEND_CHALLENGE: 1414 memcpy(lp->lsc.chal, bp->keychal, sizeof(lp->lsc.chal)); 1415 break; 1416 case LINUX_DVD_HOST_SEND_KEY2: 1417 lp->type = LINUX_DVD_AUTH_ESTABLISHED; 1418 break; 1419 case LINUX_DVD_LU_SEND_TITLE_KEY: 1420 memcpy(lp->lstk.title_key, bp->keychal, 1421 sizeof(lp->lstk.title_key)); 1422 lp->lstk.cpm = bp->cpm; 1423 lp->lstk.cp_sec = bp->cp_sec; 1424 lp->lstk.cgms = bp->cgms; 1425 break; 1426 case LINUX_DVD_LU_SEND_ASF: 1427 lp->lsasf.asf = bp->asf; 1428 break; 1429 case LINUX_DVD_INVALIDATE_AGID: 1430 break; 1431 case LINUX_DVD_LU_SEND_RPC_STATE: 1432 lp->lrpcs.type = bp->reg_type; 1433 lp->lrpcs.vra = bp->vend_rsts; 1434 lp->lrpcs.ucca = bp->user_rsts; 1435 lp->lrpcs.region_mask = bp->region; 1436 lp->lrpcs.rpc_scheme = bp->rpc_scheme; 1437 break; 1438 case LINUX_DVD_HOST_SEND_RPC_STATE: 1439 break; 1440 default: 1441 return (EINVAL); 1442 } 1443 return (0); 1444} 1445 1446static int 1447linux_ioctl_cdrom(struct thread *td, struct linux_ioctl_args *args) 1448{ 1449 cap_rights_t rights; 1450 struct file *fp; 1451 int error; 1452 1453 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 1454 if (error != 0) 1455 return (error); 1456 switch (args->cmd & 0xffff) { 1457 1458 case LINUX_CDROMPAUSE: 1459 args->cmd = CDIOCPAUSE; 1460 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1461 break; 1462 1463 case LINUX_CDROMRESUME: 1464 args->cmd = CDIOCRESUME; 1465 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1466 break; 1467 1468 case LINUX_CDROMPLAYMSF: 1469 args->cmd = CDIOCPLAYMSF; 1470 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1471 break; 1472 1473 case LINUX_CDROMPLAYTRKIND: 1474 args->cmd = CDIOCPLAYTRACKS; 1475 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1476 break; 1477 1478 case LINUX_CDROMREADTOCHDR: { 1479 struct ioc_toc_header th; 1480 struct linux_cdrom_tochdr lth; 1481 error = fo_ioctl(fp, CDIOREADTOCHEADER, (caddr_t)&th, 1482 td->td_ucred, td); 1483 if (!error) { 1484 lth.cdth_trk0 = th.starting_track; 1485 lth.cdth_trk1 = th.ending_track; 1486 copyout(<h, (void *)args->arg, sizeof(lth)); 1487 } 1488 break; 1489 } 1490 1491 case LINUX_CDROMREADTOCENTRY: { 1492 struct linux_cdrom_tocentry lte; 1493 struct ioc_read_toc_single_entry irtse; 1494 1495 error = copyin((void *)args->arg, <e, sizeof(lte)); 1496 if (error) 1497 break; 1498 irtse.address_format = lte.cdte_format; 1499 irtse.track = lte.cdte_track; 1500 error = fo_ioctl(fp, CDIOREADTOCENTRY, (caddr_t)&irtse, 1501 td->td_ucred, td); 1502 if (!error) { 1503 lte.cdte_ctrl = irtse.entry.control; 1504 lte.cdte_adr = irtse.entry.addr_type; 1505 bsd_to_linux_msf_lba(irtse.address_format, 1506 &irtse.entry.addr, <e.cdte_addr); 1507 error = copyout(<e, (void *)args->arg, sizeof(lte)); 1508 } 1509 break; 1510 } 1511 1512 case LINUX_CDROMSTOP: 1513 args->cmd = CDIOCSTOP; 1514 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1515 break; 1516 1517 case LINUX_CDROMSTART: 1518 args->cmd = CDIOCSTART; 1519 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1520 break; 1521 1522 case LINUX_CDROMEJECT: 1523 args->cmd = CDIOCEJECT; 1524 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1525 break; 1526 1527 /* LINUX_CDROMVOLCTRL */ 1528 1529 case LINUX_CDROMSUBCHNL: { 1530 struct linux_cdrom_subchnl sc; 1531 struct ioc_read_subchannel bsdsc; 1532 struct cd_sub_channel_info bsdinfo; 1533 1534 bsdsc.address_format = CD_LBA_FORMAT; 1535 bsdsc.data_format = CD_CURRENT_POSITION; 1536 bsdsc.track = 0; 1537 bsdsc.data_len = sizeof(bsdinfo); 1538 bsdsc.data = &bsdinfo; 1539 error = fo_ioctl(fp, CDIOCREADSUBCHANNEL_SYSSPACE, 1540 (caddr_t)&bsdsc, td->td_ucred, td); 1541 if (error) 1542 break; 1543 error = copyin((void *)args->arg, &sc, sizeof(sc)); 1544 if (error) 1545 break; 1546 sc.cdsc_audiostatus = bsdinfo.header.audio_status; 1547 sc.cdsc_adr = bsdinfo.what.position.addr_type; 1548 sc.cdsc_ctrl = bsdinfo.what.position.control; 1549 sc.cdsc_trk = bsdinfo.what.position.track_number; 1550 sc.cdsc_ind = bsdinfo.what.position.index_number; 1551 set_linux_cdrom_addr(&sc.cdsc_absaddr, sc.cdsc_format, 1552 bsdinfo.what.position.absaddr.lba); 1553 set_linux_cdrom_addr(&sc.cdsc_reladdr, sc.cdsc_format, 1554 bsdinfo.what.position.reladdr.lba); 1555 error = copyout(&sc, (void *)args->arg, sizeof(sc)); 1556 break; 1557 } 1558 1559 /* LINUX_CDROMREADMODE2 */ 1560 /* LINUX_CDROMREADMODE1 */ 1561 /* LINUX_CDROMREADAUDIO */ 1562 /* LINUX_CDROMEJECT_SW */ 1563 /* LINUX_CDROMMULTISESSION */ 1564 /* LINUX_CDROM_GET_UPC */ 1565 1566 case LINUX_CDROMRESET: 1567 args->cmd = CDIOCRESET; 1568 error = (sys_ioctl(td, (struct ioctl_args *)args)); 1569 break; 1570 1571 /* LINUX_CDROMVOLREAD */ 1572 /* LINUX_CDROMREADRAW */ 1573 /* LINUX_CDROMREADCOOKED */ 1574 /* LINUX_CDROMSEEK */ 1575 /* LINUX_CDROMPLAYBLK */ 1576 /* LINUX_CDROMREADALL */ 1577 /* LINUX_CDROMCLOSETRAY */ 1578 /* LINUX_CDROMLOADFROMSLOT */ 1579 /* LINUX_CDROMGETSPINDOWN */ 1580 /* LINUX_CDROMSETSPINDOWN */ 1581 /* LINUX_CDROM_SET_OPTIONS */ 1582 /* LINUX_CDROM_CLEAR_OPTIONS */ 1583 /* LINUX_CDROM_SELECT_SPEED */ 1584 /* LINUX_CDROM_SELECT_DISC */ 1585 /* LINUX_CDROM_MEDIA_CHANGED */ 1586 /* LINUX_CDROM_DRIVE_STATUS */ 1587 /* LINUX_CDROM_DISC_STATUS */ 1588 /* LINUX_CDROM_CHANGER_NSLOTS */ 1589 /* LINUX_CDROM_LOCKDOOR */ 1590 /* LINUX_CDROM_DEBUG */ 1591 /* LINUX_CDROM_GET_CAPABILITY */ 1592 /* LINUX_CDROMAUDIOBUFSIZ */ 1593 1594 case LINUX_DVD_READ_STRUCT: { 1595 l_dvd_struct *lds; 1596 struct dvd_struct *bds; 1597 1598 lds = malloc(sizeof(*lds), M_LINUX, M_WAITOK); 1599 bds = malloc(sizeof(*bds), M_LINUX, M_WAITOK); 1600 error = copyin((void *)args->arg, lds, sizeof(*lds)); 1601 if (error) 1602 goto out; 1603 error = linux_to_bsd_dvd_struct(lds, bds); 1604 if (error) 1605 goto out; 1606 error = fo_ioctl(fp, DVDIOCREADSTRUCTURE, (caddr_t)bds, 1607 td->td_ucred, td); 1608 if (error) 1609 goto out; 1610 error = bsd_to_linux_dvd_struct(bds, lds); 1611 if (error) 1612 goto out; 1613 error = copyout(lds, (void *)args->arg, sizeof(*lds)); 1614 out: 1615 free(bds, M_LINUX); 1616 free(lds, M_LINUX); 1617 break; 1618 } 1619 1620 /* LINUX_DVD_WRITE_STRUCT */ 1621 1622 case LINUX_DVD_AUTH: { 1623 l_dvd_authinfo lda; 1624 struct dvd_authinfo bda; 1625 int bcode; 1626 1627 error = copyin((void *)args->arg, &lda, sizeof(lda)); 1628 if (error) 1629 break; 1630 error = linux_to_bsd_dvd_authinfo(&lda, &bcode, &bda); 1631 if (error) 1632 break; 1633 error = fo_ioctl(fp, bcode, (caddr_t)&bda, td->td_ucred, 1634 td); 1635 if (error) { 1636 if (lda.type == LINUX_DVD_HOST_SEND_KEY2) { 1637 lda.type = LINUX_DVD_AUTH_FAILURE; 1638 copyout(&lda, (void *)args->arg, sizeof(lda)); 1639 } 1640 break; 1641 } 1642 error = bsd_to_linux_dvd_authinfo(&bda, &lda); 1643 if (error) 1644 break; 1645 error = copyout(&lda, (void *)args->arg, sizeof(lda)); 1646 break; 1647 } 1648 1649 case LINUX_SCSI_GET_BUS_NUMBER: 1650 { 1651 struct sg_scsi_id id; 1652 1653 error = fo_ioctl(fp, SG_GET_SCSI_ID, (caddr_t)&id, 1654 td->td_ucred, td); 1655 if (error) 1656 break; 1657 error = copyout(&id.channel, (void *)args->arg, sizeof(int)); 1658 break; 1659 } 1660 1661 case LINUX_SCSI_GET_IDLUN: 1662 { 1663 struct sg_scsi_id id; 1664 struct scsi_idlun idl; 1665 1666 error = fo_ioctl(fp, SG_GET_SCSI_ID, (caddr_t)&id, 1667 td->td_ucred, td); 1668 if (error) 1669 break; 1670 idl.dev_id = (id.scsi_id & 0xff) + ((id.lun & 0xff) << 8) + 1671 ((id.channel & 0xff) << 16) + ((id.host_no & 0xff) << 24); 1672 idl.host_unique_id = id.host_no; 1673 error = copyout(&idl, (void *)args->arg, sizeof(idl)); 1674 break; 1675 } 1676 1677 /* LINUX_CDROM_SEND_PACKET */ 1678 /* LINUX_CDROM_NEXT_WRITABLE */ 1679 /* LINUX_CDROM_LAST_WRITTEN */ 1680 1681 default: 1682 error = ENOIOCTL; 1683 break; 1684 } 1685 1686 fdrop(fp, td); 1687 return (error); 1688} 1689 1690static int 1691linux_ioctl_vfat(struct thread *td, struct linux_ioctl_args *args) 1692{ 1693 1694 return (ENOTTY); 1695} 1696 1697/* 1698 * Sound related ioctls 1699 */ 1700 1701struct linux_mixer_info { 1702 char id[16]; 1703 char name[32]; 1704 int modify_counter; 1705 int fillers[10]; 1706}; 1707 1708struct linux_old_mixer_info { 1709 char id[16]; 1710 char name[32]; 1711}; 1712 1713static u_int32_t dirbits[4] = { IOC_VOID, IOC_IN, IOC_OUT, IOC_INOUT }; 1714 1715#define SETDIR(c) (((c) & ~IOC_DIRMASK) | dirbits[args->cmd >> 30]) 1716 1717static int 1718linux_ioctl_sound(struct thread *td, struct linux_ioctl_args *args) 1719{ 1720 1721 switch (args->cmd & 0xffff) { 1722 1723 case LINUX_SOUND_MIXER_WRITE_VOLUME: 1724 args->cmd = SETDIR(SOUND_MIXER_WRITE_VOLUME); 1725 return (sys_ioctl(td, (struct ioctl_args *)args)); 1726 1727 case LINUX_SOUND_MIXER_WRITE_BASS: 1728 args->cmd = SETDIR(SOUND_MIXER_WRITE_BASS); 1729 return (sys_ioctl(td, (struct ioctl_args *)args)); 1730 1731 case LINUX_SOUND_MIXER_WRITE_TREBLE: 1732 args->cmd = SETDIR(SOUND_MIXER_WRITE_TREBLE); 1733 return (sys_ioctl(td, (struct ioctl_args *)args)); 1734 1735 case LINUX_SOUND_MIXER_WRITE_SYNTH: 1736 args->cmd = SETDIR(SOUND_MIXER_WRITE_SYNTH); 1737 return (sys_ioctl(td, (struct ioctl_args *)args)); 1738 1739 case LINUX_SOUND_MIXER_WRITE_PCM: 1740 args->cmd = SETDIR(SOUND_MIXER_WRITE_PCM); 1741 return (sys_ioctl(td, (struct ioctl_args *)args)); 1742 1743 case LINUX_SOUND_MIXER_WRITE_SPEAKER: 1744 args->cmd = SETDIR(SOUND_MIXER_WRITE_SPEAKER); 1745 return (sys_ioctl(td, (struct ioctl_args *)args)); 1746 1747 case LINUX_SOUND_MIXER_WRITE_LINE: 1748 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE); 1749 return (sys_ioctl(td, (struct ioctl_args *)args)); 1750 1751 case LINUX_SOUND_MIXER_WRITE_MIC: 1752 args->cmd = SETDIR(SOUND_MIXER_WRITE_MIC); 1753 return (sys_ioctl(td, (struct ioctl_args *)args)); 1754 1755 case LINUX_SOUND_MIXER_WRITE_CD: 1756 args->cmd = SETDIR(SOUND_MIXER_WRITE_CD); 1757 return (sys_ioctl(td, (struct ioctl_args *)args)); 1758 1759 case LINUX_SOUND_MIXER_WRITE_IMIX: 1760 args->cmd = SETDIR(SOUND_MIXER_WRITE_IMIX); 1761 return (sys_ioctl(td, (struct ioctl_args *)args)); 1762 1763 case LINUX_SOUND_MIXER_WRITE_ALTPCM: 1764 args->cmd = SETDIR(SOUND_MIXER_WRITE_ALTPCM); 1765 return (sys_ioctl(td, (struct ioctl_args *)args)); 1766 1767 case LINUX_SOUND_MIXER_WRITE_RECLEV: 1768 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECLEV); 1769 return (sys_ioctl(td, (struct ioctl_args *)args)); 1770 1771 case LINUX_SOUND_MIXER_WRITE_IGAIN: 1772 args->cmd = SETDIR(SOUND_MIXER_WRITE_IGAIN); 1773 return (sys_ioctl(td, (struct ioctl_args *)args)); 1774 1775 case LINUX_SOUND_MIXER_WRITE_OGAIN: 1776 args->cmd = SETDIR(SOUND_MIXER_WRITE_OGAIN); 1777 return (sys_ioctl(td, (struct ioctl_args *)args)); 1778 1779 case LINUX_SOUND_MIXER_WRITE_LINE1: 1780 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE1); 1781 return (sys_ioctl(td, (struct ioctl_args *)args)); 1782 1783 case LINUX_SOUND_MIXER_WRITE_LINE2: 1784 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE2); 1785 return (sys_ioctl(td, (struct ioctl_args *)args)); 1786 1787 case LINUX_SOUND_MIXER_WRITE_LINE3: 1788 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE3); 1789 return (sys_ioctl(td, (struct ioctl_args *)args)); 1790 1791 case LINUX_SOUND_MIXER_INFO: { 1792 /* Key on encoded length */ 1793 switch ((args->cmd >> 16) & 0x1fff) { 1794 case 0x005c: { /* SOUND_MIXER_INFO */ 1795 struct linux_mixer_info info; 1796 bzero(&info, sizeof(info)); 1797 strncpy(info.id, "OSS", sizeof(info.id) - 1); 1798 strncpy(info.name, "FreeBSD OSS Mixer", sizeof(info.name) - 1); 1799 copyout(&info, (void *)args->arg, sizeof(info)); 1800 return (0); 1801 } 1802 case 0x0030: { /* SOUND_OLD_MIXER_INFO */ 1803 struct linux_old_mixer_info info; 1804 bzero(&info, sizeof(info)); 1805 strncpy(info.id, "OSS", sizeof(info.id) - 1); 1806 strncpy(info.name, "FreeBSD OSS Mixer", sizeof(info.name) - 1); 1807 copyout(&info, (void *)args->arg, sizeof(info)); 1808 return (0); 1809 } 1810 default: 1811 return (ENOIOCTL); 1812 } 1813 break; 1814 } 1815 1816 case LINUX_OSS_GETVERSION: { 1817 int version = linux_get_oss_version(td); 1818 return (copyout(&version, (void *)args->arg, sizeof(int))); 1819 } 1820 1821 case LINUX_SOUND_MIXER_READ_STEREODEVS: 1822 args->cmd = SOUND_MIXER_READ_STEREODEVS; 1823 return (sys_ioctl(td, (struct ioctl_args *)args)); 1824 1825 case LINUX_SOUND_MIXER_READ_CAPS: 1826 args->cmd = SOUND_MIXER_READ_CAPS; 1827 return (sys_ioctl(td, (struct ioctl_args *)args)); 1828 1829 case LINUX_SOUND_MIXER_READ_RECMASK: 1830 args->cmd = SOUND_MIXER_READ_RECMASK; 1831 return (sys_ioctl(td, (struct ioctl_args *)args)); 1832 1833 case LINUX_SOUND_MIXER_READ_DEVMASK: 1834 args->cmd = SOUND_MIXER_READ_DEVMASK; 1835 return (sys_ioctl(td, (struct ioctl_args *)args)); 1836 1837 case LINUX_SOUND_MIXER_WRITE_RECSRC: 1838 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECSRC); 1839 return (sys_ioctl(td, (struct ioctl_args *)args)); 1840 1841 case LINUX_SNDCTL_DSP_RESET: 1842 args->cmd = SNDCTL_DSP_RESET; 1843 return (sys_ioctl(td, (struct ioctl_args *)args)); 1844 1845 case LINUX_SNDCTL_DSP_SYNC: 1846 args->cmd = SNDCTL_DSP_SYNC; 1847 return (sys_ioctl(td, (struct ioctl_args *)args)); 1848 1849 case LINUX_SNDCTL_DSP_SPEED: 1850 args->cmd = SNDCTL_DSP_SPEED; 1851 return (sys_ioctl(td, (struct ioctl_args *)args)); 1852 1853 case LINUX_SNDCTL_DSP_STEREO: 1854 args->cmd = SNDCTL_DSP_STEREO; 1855 return (sys_ioctl(td, (struct ioctl_args *)args)); 1856 1857 case LINUX_SNDCTL_DSP_GETBLKSIZE: /* LINUX_SNDCTL_DSP_SETBLKSIZE */ 1858 args->cmd = SNDCTL_DSP_GETBLKSIZE; 1859 return (sys_ioctl(td, (struct ioctl_args *)args)); 1860 1861 case LINUX_SNDCTL_DSP_SETFMT: 1862 args->cmd = SNDCTL_DSP_SETFMT; 1863 return (sys_ioctl(td, (struct ioctl_args *)args)); 1864 1865 case LINUX_SOUND_PCM_WRITE_CHANNELS: 1866 args->cmd = SOUND_PCM_WRITE_CHANNELS; 1867 return (sys_ioctl(td, (struct ioctl_args *)args)); 1868 1869 case LINUX_SOUND_PCM_WRITE_FILTER: 1870 args->cmd = SOUND_PCM_WRITE_FILTER; 1871 return (sys_ioctl(td, (struct ioctl_args *)args)); 1872 1873 case LINUX_SNDCTL_DSP_POST: 1874 args->cmd = SNDCTL_DSP_POST; 1875 return (sys_ioctl(td, (struct ioctl_args *)args)); 1876 1877 case LINUX_SNDCTL_DSP_SUBDIVIDE: 1878 args->cmd = SNDCTL_DSP_SUBDIVIDE; 1879 return (sys_ioctl(td, (struct ioctl_args *)args)); 1880 1881 case LINUX_SNDCTL_DSP_SETFRAGMENT: 1882 args->cmd = SNDCTL_DSP_SETFRAGMENT; 1883 return (sys_ioctl(td, (struct ioctl_args *)args)); 1884 1885 case LINUX_SNDCTL_DSP_GETFMTS: 1886 args->cmd = SNDCTL_DSP_GETFMTS; 1887 return (sys_ioctl(td, (struct ioctl_args *)args)); 1888 1889 case LINUX_SNDCTL_DSP_GETOSPACE: 1890 args->cmd = SNDCTL_DSP_GETOSPACE; 1891 return (sys_ioctl(td, (struct ioctl_args *)args)); 1892 1893 case LINUX_SNDCTL_DSP_GETISPACE: 1894 args->cmd = SNDCTL_DSP_GETISPACE; 1895 return (sys_ioctl(td, (struct ioctl_args *)args)); 1896 1897 case LINUX_SNDCTL_DSP_NONBLOCK: 1898 args->cmd = SNDCTL_DSP_NONBLOCK; 1899 return (sys_ioctl(td, (struct ioctl_args *)args)); 1900 1901 case LINUX_SNDCTL_DSP_GETCAPS: 1902 args->cmd = SNDCTL_DSP_GETCAPS; 1903 return (sys_ioctl(td, (struct ioctl_args *)args)); 1904 1905 case LINUX_SNDCTL_DSP_SETTRIGGER: /* LINUX_SNDCTL_GETTRIGGER */ 1906 args->cmd = SNDCTL_DSP_SETTRIGGER; 1907 return (sys_ioctl(td, (struct ioctl_args *)args)); 1908 1909 case LINUX_SNDCTL_DSP_GETIPTR: 1910 args->cmd = SNDCTL_DSP_GETIPTR; 1911 return (sys_ioctl(td, (struct ioctl_args *)args)); 1912 1913 case LINUX_SNDCTL_DSP_GETOPTR: 1914 args->cmd = SNDCTL_DSP_GETOPTR; 1915 return (sys_ioctl(td, (struct ioctl_args *)args)); 1916 1917 case LINUX_SNDCTL_DSP_SETDUPLEX: 1918 args->cmd = SNDCTL_DSP_SETDUPLEX; 1919 return (sys_ioctl(td, (struct ioctl_args *)args)); 1920 1921 case LINUX_SNDCTL_DSP_GETODELAY: 1922 args->cmd = SNDCTL_DSP_GETODELAY; 1923 return (sys_ioctl(td, (struct ioctl_args *)args)); 1924 1925 case LINUX_SNDCTL_SEQ_RESET: 1926 args->cmd = SNDCTL_SEQ_RESET; 1927 return (sys_ioctl(td, (struct ioctl_args *)args)); 1928 1929 case LINUX_SNDCTL_SEQ_SYNC: 1930 args->cmd = SNDCTL_SEQ_SYNC; 1931 return (sys_ioctl(td, (struct ioctl_args *)args)); 1932 1933 case LINUX_SNDCTL_SYNTH_INFO: 1934 args->cmd = SNDCTL_SYNTH_INFO; 1935 return (sys_ioctl(td, (struct ioctl_args *)args)); 1936 1937 case LINUX_SNDCTL_SEQ_CTRLRATE: 1938 args->cmd = SNDCTL_SEQ_CTRLRATE; 1939 return (sys_ioctl(td, (struct ioctl_args *)args)); 1940 1941 case LINUX_SNDCTL_SEQ_GETOUTCOUNT: 1942 args->cmd = SNDCTL_SEQ_GETOUTCOUNT; 1943 return (sys_ioctl(td, (struct ioctl_args *)args)); 1944 1945 case LINUX_SNDCTL_SEQ_GETINCOUNT: 1946 args->cmd = SNDCTL_SEQ_GETINCOUNT; 1947 return (sys_ioctl(td, (struct ioctl_args *)args)); 1948 1949 case LINUX_SNDCTL_SEQ_PERCMODE: 1950 args->cmd = SNDCTL_SEQ_PERCMODE; 1951 return (sys_ioctl(td, (struct ioctl_args *)args)); 1952 1953 case LINUX_SNDCTL_FM_LOAD_INSTR: 1954 args->cmd = SNDCTL_FM_LOAD_INSTR; 1955 return (sys_ioctl(td, (struct ioctl_args *)args)); 1956 1957 case LINUX_SNDCTL_SEQ_TESTMIDI: 1958 args->cmd = SNDCTL_SEQ_TESTMIDI; 1959 return (sys_ioctl(td, (struct ioctl_args *)args)); 1960 1961 case LINUX_SNDCTL_SEQ_RESETSAMPLES: 1962 args->cmd = SNDCTL_SEQ_RESETSAMPLES; 1963 return (sys_ioctl(td, (struct ioctl_args *)args)); 1964 1965 case LINUX_SNDCTL_SEQ_NRSYNTHS: 1966 args->cmd = SNDCTL_SEQ_NRSYNTHS; 1967 return (sys_ioctl(td, (struct ioctl_args *)args)); 1968 1969 case LINUX_SNDCTL_SEQ_NRMIDIS: 1970 args->cmd = SNDCTL_SEQ_NRMIDIS; 1971 return (sys_ioctl(td, (struct ioctl_args *)args)); 1972 1973 case LINUX_SNDCTL_MIDI_INFO: 1974 args->cmd = SNDCTL_MIDI_INFO; 1975 return (sys_ioctl(td, (struct ioctl_args *)args)); 1976 1977 case LINUX_SNDCTL_SEQ_TRESHOLD: 1978 args->cmd = SNDCTL_SEQ_TRESHOLD; 1979 return (sys_ioctl(td, (struct ioctl_args *)args)); 1980 1981 case LINUX_SNDCTL_SYNTH_MEMAVL: 1982 args->cmd = SNDCTL_SYNTH_MEMAVL; 1983 return (sys_ioctl(td, (struct ioctl_args *)args)); 1984 1985 } 1986 1987 return (ENOIOCTL); 1988} 1989 1990/* 1991 * Console related ioctls 1992 */ 1993 1994#define ISSIGVALID(sig) ((sig) > 0 && (sig) < NSIG) 1995 1996static int 1997linux_ioctl_console(struct thread *td, struct linux_ioctl_args *args) 1998{ 1999 cap_rights_t rights; 2000 struct file *fp; 2001 int error; 2002 2003 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 2004 if (error != 0) 2005 return (error); 2006 switch (args->cmd & 0xffff) { 2007 2008 case LINUX_KIOCSOUND: 2009 args->cmd = KIOCSOUND; 2010 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2011 break; 2012 2013 case LINUX_KDMKTONE: 2014 args->cmd = KDMKTONE; 2015 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2016 break; 2017 2018 case LINUX_KDGETLED: 2019 args->cmd = KDGETLED; 2020 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2021 break; 2022 2023 case LINUX_KDSETLED: 2024 args->cmd = KDSETLED; 2025 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2026 break; 2027 2028 case LINUX_KDSETMODE: 2029 args->cmd = KDSETMODE; 2030 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2031 break; 2032 2033 case LINUX_KDGETMODE: 2034 args->cmd = KDGETMODE; 2035 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2036 break; 2037 2038 case LINUX_KDGKBMODE: 2039 args->cmd = KDGKBMODE; 2040 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2041 break; 2042 2043 case LINUX_KDSKBMODE: { 2044 int kbdmode; 2045 switch (args->arg) { 2046 case LINUX_KBD_RAW: 2047 kbdmode = K_RAW; 2048 break; 2049 case LINUX_KBD_XLATE: 2050 kbdmode = K_XLATE; 2051 break; 2052 case LINUX_KBD_MEDIUMRAW: 2053 kbdmode = K_RAW; 2054 break; 2055 default: 2056 fdrop(fp, td); 2057 return (EINVAL); 2058 } 2059 error = (fo_ioctl(fp, KDSKBMODE, (caddr_t)&kbdmode, 2060 td->td_ucred, td)); 2061 break; 2062 } 2063 2064 case LINUX_VT_OPENQRY: 2065 args->cmd = VT_OPENQRY; 2066 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2067 break; 2068 2069 case LINUX_VT_GETMODE: 2070 args->cmd = VT_GETMODE; 2071 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2072 break; 2073 2074 case LINUX_VT_SETMODE: { 2075 struct vt_mode mode; 2076 if ((error = copyin((void *)args->arg, &mode, sizeof(mode)))) 2077 break; 2078 if (!ISSIGVALID(mode.frsig) && ISSIGVALID(mode.acqsig)) 2079 mode.frsig = mode.acqsig; 2080 if ((error = copyout(&mode, (void *)args->arg, sizeof(mode)))) 2081 break; 2082 args->cmd = VT_SETMODE; 2083 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2084 break; 2085 } 2086 2087 case LINUX_VT_GETSTATE: 2088 args->cmd = VT_GETACTIVE; 2089 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2090 break; 2091 2092 case LINUX_VT_RELDISP: 2093 args->cmd = VT_RELDISP; 2094 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2095 break; 2096 2097 case LINUX_VT_ACTIVATE: 2098 args->cmd = VT_ACTIVATE; 2099 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2100 break; 2101 2102 case LINUX_VT_WAITACTIVE: 2103 args->cmd = VT_WAITACTIVE; 2104 error = (sys_ioctl(td, (struct ioctl_args *)args)); 2105 break; 2106 2107 default: 2108 error = ENOIOCTL; 2109 break; 2110 } 2111 2112 fdrop(fp, td); 2113 return (error); 2114} 2115 2116/* 2117 * Criteria for interface name translation 2118 */ 2119#define IFP_IS_ETH(ifp) (ifp->if_type == IFT_ETHER) 2120 2121/* 2122 * Interface function used by linprocfs (at the time of writing). It's not 2123 * used by the Linuxulator itself. 2124 */ 2125int 2126linux_ifname(struct ifnet *ifp, char *buffer, size_t buflen) 2127{ 2128 struct ifnet *ifscan; 2129 int ethno; 2130 2131 IFNET_RLOCK_ASSERT(); 2132 2133 /* Short-circuit non ethernet interfaces */ 2134 if (!IFP_IS_ETH(ifp)) 2135 return (strlcpy(buffer, ifp->if_xname, buflen)); 2136 2137 /* Determine the (relative) unit number for ethernet interfaces */ 2138 ethno = 0; 2139 TAILQ_FOREACH(ifscan, &V_ifnet, if_link) { 2140 if (ifscan == ifp) 2141 return (snprintf(buffer, buflen, "eth%d", ethno)); 2142 if (IFP_IS_ETH(ifscan)) 2143 ethno++; 2144 } 2145 2146 return (0); 2147} 2148 2149/* 2150 * Translate a Linux interface name to a FreeBSD interface name, 2151 * and return the associated ifnet structure 2152 * bsdname and lxname need to be least IFNAMSIZ bytes long, but 2153 * can point to the same buffer. 2154 */ 2155 2156static struct ifnet * 2157ifname_linux_to_bsd(struct thread *td, const char *lxname, char *bsdname) 2158{ 2159 struct ifnet *ifp; 2160 int len, unit; 2161 char *ep; 2162 int is_eth, index; 2163 2164 for (len = 0; len < LINUX_IFNAMSIZ; ++len) 2165 if (!isalpha(lxname[len])) 2166 break; 2167 if (len == 0 || len == LINUX_IFNAMSIZ) 2168 return (NULL); 2169 unit = (int)strtoul(lxname + len, &ep, 10); 2170 if (ep == NULL || ep == lxname + len || ep >= lxname + LINUX_IFNAMSIZ) 2171 return (NULL); 2172 index = 0; 2173 is_eth = (len == 3 && !strncmp(lxname, "eth", len)) ? 1 : 0; 2174 CURVNET_SET(TD_TO_VNET(td)); 2175 IFNET_RLOCK(); 2176 TAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2177 /* 2178 * Allow Linux programs to use FreeBSD names. Don't presume 2179 * we never have an interface named "eth", so don't make 2180 * the test optional based on is_eth. 2181 */ 2182 if (strncmp(ifp->if_xname, lxname, LINUX_IFNAMSIZ) == 0) 2183 break; 2184 if (is_eth && IFP_IS_ETH(ifp) && unit == index++) 2185 break; 2186 } 2187 IFNET_RUNLOCK(); 2188 CURVNET_RESTORE(); 2189 if (ifp != NULL) 2190 strlcpy(bsdname, ifp->if_xname, IFNAMSIZ); 2191 return (ifp); 2192} 2193 2194/* 2195 * Implement the SIOCGIFCONF ioctl 2196 */ 2197 2198static int 2199linux_ifconf(struct thread *td, struct ifconf *uifc) 2200{ 2201#ifdef COMPAT_LINUX32 2202 struct l_ifconf ifc; 2203#else 2204 struct ifconf ifc; 2205#endif 2206 struct l_ifreq ifr; 2207 struct ifnet *ifp; 2208 struct ifaddr *ifa; 2209 struct sbuf *sb; 2210 int error, ethno, full = 0, valid_len, max_len; 2211 2212 error = copyin(uifc, &ifc, sizeof(ifc)); 2213 if (error != 0) 2214 return (error); 2215 2216 max_len = MAXPHYS - 1; 2217 2218 CURVNET_SET(TD_TO_VNET(td)); 2219 /* handle the 'request buffer size' case */ 2220 if ((l_uintptr_t)ifc.ifc_buf == PTROUT(NULL)) { 2221 ifc.ifc_len = 0; 2222 IFNET_RLOCK(); 2223 TAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2224 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2225 struct sockaddr *sa = ifa->ifa_addr; 2226 if (sa->sa_family == AF_INET) 2227 ifc.ifc_len += sizeof(ifr); 2228 } 2229 } 2230 IFNET_RUNLOCK(); 2231 error = copyout(&ifc, uifc, sizeof(ifc)); 2232 CURVNET_RESTORE(); 2233 return (error); 2234 } 2235 2236 if (ifc.ifc_len <= 0) { 2237 CURVNET_RESTORE(); 2238 return (EINVAL); 2239 } 2240 2241again: 2242 /* Keep track of eth interfaces */ 2243 ethno = 0; 2244 if (ifc.ifc_len <= max_len) { 2245 max_len = ifc.ifc_len; 2246 full = 1; 2247 } 2248 sb = sbuf_new(NULL, NULL, max_len + 1, SBUF_FIXEDLEN); 2249 max_len = 0; 2250 valid_len = 0; 2251 2252 /* Return all AF_INET addresses of all interfaces */ 2253 IFNET_RLOCK(); 2254 TAILQ_FOREACH(ifp, &V_ifnet, if_link) { 2255 int addrs = 0; 2256 2257 bzero(&ifr, sizeof(ifr)); 2258 if (IFP_IS_ETH(ifp)) 2259 snprintf(ifr.ifr_name, LINUX_IFNAMSIZ, "eth%d", 2260 ethno++); 2261 else 2262 strlcpy(ifr.ifr_name, ifp->if_xname, LINUX_IFNAMSIZ); 2263 2264 /* Walk the address list */ 2265 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2266 struct sockaddr *sa = ifa->ifa_addr; 2267 2268 if (sa->sa_family == AF_INET) { 2269 ifr.ifr_addr.sa_family = LINUX_AF_INET; 2270 memcpy(ifr.ifr_addr.sa_data, sa->sa_data, 2271 sizeof(ifr.ifr_addr.sa_data)); 2272 sbuf_bcat(sb, &ifr, sizeof(ifr)); 2273 max_len += sizeof(ifr); 2274 addrs++; 2275 } 2276 2277 if (sbuf_error(sb) == 0) 2278 valid_len = sbuf_len(sb); 2279 } 2280 if (addrs == 0) { 2281 bzero((caddr_t)&ifr.ifr_addr, sizeof(ifr.ifr_addr)); 2282 sbuf_bcat(sb, &ifr, sizeof(ifr)); 2283 max_len += sizeof(ifr); 2284 2285 if (sbuf_error(sb) == 0) 2286 valid_len = sbuf_len(sb); 2287 } 2288 } 2289 IFNET_RUNLOCK(); 2290 2291 if (valid_len != max_len && !full) { 2292 sbuf_delete(sb); 2293 goto again; 2294 } 2295 2296 ifc.ifc_len = valid_len; 2297 sbuf_finish(sb); 2298 error = copyout(sbuf_data(sb), PTRIN(ifc.ifc_buf), ifc.ifc_len); 2299 if (error == 0) 2300 error = copyout(&ifc, uifc, sizeof(ifc)); 2301 sbuf_delete(sb); 2302 CURVNET_RESTORE(); 2303 2304 return (error); 2305} 2306 2307static int 2308linux_gifflags(struct thread *td, struct ifnet *ifp, struct l_ifreq *ifr) 2309{ 2310 l_short flags; 2311 2312 flags = (ifp->if_flags | ifp->if_drv_flags) & 0xffff; 2313 /* these flags have no Linux equivalent */ 2314 flags &= ~(IFF_SMART|IFF_DRV_OACTIVE|IFF_SIMPLEX| 2315 IFF_LINK0|IFF_LINK1|IFF_LINK2); 2316 /* Linux' multicast flag is in a different bit */ 2317 if (flags & IFF_MULTICAST) { 2318 flags &= ~IFF_MULTICAST; 2319 flags |= 0x1000; 2320 } 2321 2322 return (copyout(&flags, &ifr->ifr_flags, sizeof(flags))); 2323} 2324 2325#define ARPHRD_ETHER 1 2326#define ARPHRD_LOOPBACK 772 2327 2328static int 2329linux_gifhwaddr(struct ifnet *ifp, struct l_ifreq *ifr) 2330{ 2331 struct ifaddr *ifa; 2332 struct sockaddr_dl *sdl; 2333 struct l_sockaddr lsa; 2334 2335 if (ifp->if_type == IFT_LOOP) { 2336 bzero(&lsa, sizeof(lsa)); 2337 lsa.sa_family = ARPHRD_LOOPBACK; 2338 return (copyout(&lsa, &ifr->ifr_hwaddr, sizeof(lsa))); 2339 } 2340 2341 if (ifp->if_type != IFT_ETHER) 2342 return (ENOENT); 2343 2344 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) { 2345 sdl = (struct sockaddr_dl*)ifa->ifa_addr; 2346 if (sdl != NULL && (sdl->sdl_family == AF_LINK) && 2347 (sdl->sdl_type == IFT_ETHER)) { 2348 bzero(&lsa, sizeof(lsa)); 2349 lsa.sa_family = ARPHRD_ETHER; 2350 bcopy(LLADDR(sdl), lsa.sa_data, LINUX_IFHWADDRLEN); 2351 return (copyout(&lsa, &ifr->ifr_hwaddr, sizeof(lsa))); 2352 } 2353 } 2354 2355 return (ENOENT); 2356} 2357 2358 2359 /* 2360* If we fault in bsd_to_linux_ifreq() then we will fault when we call 2361* the native ioctl(). Thus, we don't really need to check the return 2362* value of this function. 2363*/ 2364static int 2365bsd_to_linux_ifreq(struct ifreq *arg) 2366{ 2367 struct ifreq ifr; 2368 size_t ifr_len = sizeof(struct ifreq); 2369 int error; 2370 2371 if ((error = copyin(arg, &ifr, ifr_len))) 2372 return (error); 2373 2374 *(u_short *)&ifr.ifr_addr = ifr.ifr_addr.sa_family; 2375 2376 error = copyout(&ifr, arg, ifr_len); 2377 2378 return (error); 2379} 2380 2381/* 2382 * Socket related ioctls 2383 */ 2384 2385static int 2386linux_ioctl_socket(struct thread *td, struct linux_ioctl_args *args) 2387{ 2388 char lifname[LINUX_IFNAMSIZ], ifname[IFNAMSIZ]; 2389 cap_rights_t rights; 2390 struct ifnet *ifp; 2391 struct file *fp; 2392 int error, type; 2393 2394 ifp = NULL; 2395 error = 0; 2396 2397 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 2398 if (error != 0) 2399 return (error); 2400 type = fp->f_type; 2401 fdrop(fp, td); 2402 if (type != DTYPE_SOCKET) { 2403 /* not a socket - probably a tap / vmnet device */ 2404 switch (args->cmd) { 2405 case LINUX_SIOCGIFADDR: 2406 case LINUX_SIOCSIFADDR: 2407 case LINUX_SIOCGIFFLAGS: 2408 return (linux_ioctl_special(td, args)); 2409 default: 2410 return (ENOIOCTL); 2411 } 2412 } 2413 2414 switch (args->cmd & 0xffff) { 2415 2416 case LINUX_FIOGETOWN: 2417 case LINUX_FIOSETOWN: 2418 case LINUX_SIOCADDMULTI: 2419 case LINUX_SIOCATMARK: 2420 case LINUX_SIOCDELMULTI: 2421 case LINUX_SIOCGIFCONF: 2422 case LINUX_SIOCGPGRP: 2423 case LINUX_SIOCSPGRP: 2424 case LINUX_SIOCGIFCOUNT: 2425 /* these ioctls don't take an interface name */ 2426#ifdef DEBUG 2427 printf("%s(): ioctl %d\n", __func__, 2428 args->cmd & 0xffff); 2429#endif 2430 break; 2431 2432 case LINUX_SIOCGIFFLAGS: 2433 case LINUX_SIOCGIFADDR: 2434 case LINUX_SIOCSIFADDR: 2435 case LINUX_SIOCGIFDSTADDR: 2436 case LINUX_SIOCGIFBRDADDR: 2437 case LINUX_SIOCGIFNETMASK: 2438 case LINUX_SIOCSIFNETMASK: 2439 case LINUX_SIOCGIFMTU: 2440 case LINUX_SIOCSIFMTU: 2441 case LINUX_SIOCSIFNAME: 2442 case LINUX_SIOCGIFHWADDR: 2443 case LINUX_SIOCSIFHWADDR: 2444 case LINUX_SIOCDEVPRIVATE: 2445 case LINUX_SIOCDEVPRIVATE+1: 2446 case LINUX_SIOCGIFINDEX: 2447 /* copy in the interface name and translate it. */ 2448 error = copyin((void *)args->arg, lifname, LINUX_IFNAMSIZ); 2449 if (error != 0) 2450 return (error); 2451#ifdef DEBUG 2452 printf("%s(): ioctl %d on %.*s\n", __func__, 2453 args->cmd & 0xffff, LINUX_IFNAMSIZ, lifname); 2454#endif 2455 ifp = ifname_linux_to_bsd(td, lifname, ifname); 2456 if (ifp == NULL) 2457 return (EINVAL); 2458 /* 2459 * We need to copy it back out in case we pass the 2460 * request on to our native ioctl(), which will expect 2461 * the ifreq to be in user space and have the correct 2462 * interface name. 2463 */ 2464 error = copyout(ifname, (void *)args->arg, IFNAMSIZ); 2465 if (error != 0) 2466 return (error); 2467#ifdef DEBUG 2468 printf("%s(): %s translated to %s\n", __func__, 2469 lifname, ifname); 2470#endif 2471 break; 2472 2473 default: 2474 return (ENOIOCTL); 2475 } 2476 2477 switch (args->cmd & 0xffff) { 2478 2479 case LINUX_FIOSETOWN: 2480 args->cmd = FIOSETOWN; 2481 error = sys_ioctl(td, (struct ioctl_args *)args); 2482 break; 2483 2484 case LINUX_SIOCSPGRP: 2485 args->cmd = SIOCSPGRP; 2486 error = sys_ioctl(td, (struct ioctl_args *)args); 2487 break; 2488 2489 case LINUX_FIOGETOWN: 2490 args->cmd = FIOGETOWN; 2491 error = sys_ioctl(td, (struct ioctl_args *)args); 2492 break; 2493 2494 case LINUX_SIOCGPGRP: 2495 args->cmd = SIOCGPGRP; 2496 error = sys_ioctl(td, (struct ioctl_args *)args); 2497 break; 2498 2499 case LINUX_SIOCATMARK: 2500 args->cmd = SIOCATMARK; 2501 error = sys_ioctl(td, (struct ioctl_args *)args); 2502 break; 2503 2504 /* LINUX_SIOCGSTAMP */ 2505 2506 case LINUX_SIOCGIFCONF: 2507 error = linux_ifconf(td, (struct ifconf *)args->arg); 2508 break; 2509 2510 case LINUX_SIOCGIFFLAGS: 2511 args->cmd = SIOCGIFFLAGS; 2512 error = linux_gifflags(td, ifp, (struct l_ifreq *)args->arg); 2513 break; 2514 2515 case LINUX_SIOCGIFADDR: 2516 args->cmd = SIOCGIFADDR; 2517 error = sys_ioctl(td, (struct ioctl_args *)args); 2518 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2519 break; 2520 2521 case LINUX_SIOCSIFADDR: 2522 /* XXX probably doesn't work, included for completeness */ 2523 args->cmd = SIOCSIFADDR; 2524 error = sys_ioctl(td, (struct ioctl_args *)args); 2525 break; 2526 2527 case LINUX_SIOCGIFDSTADDR: 2528 args->cmd = SIOCGIFDSTADDR; 2529 error = sys_ioctl(td, (struct ioctl_args *)args); 2530 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2531 break; 2532 2533 case LINUX_SIOCGIFBRDADDR: 2534 args->cmd = SIOCGIFBRDADDR; 2535 error = sys_ioctl(td, (struct ioctl_args *)args); 2536 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2537 break; 2538 2539 case LINUX_SIOCGIFNETMASK: 2540 args->cmd = SIOCGIFNETMASK; 2541 error = sys_ioctl(td, (struct ioctl_args *)args); 2542 bsd_to_linux_ifreq((struct ifreq *)args->arg); 2543 break; 2544 2545 case LINUX_SIOCSIFNETMASK: 2546 error = ENOIOCTL; 2547 break; 2548 2549 case LINUX_SIOCGIFMTU: 2550 args->cmd = SIOCGIFMTU; 2551 error = sys_ioctl(td, (struct ioctl_args *)args); 2552 break; 2553 2554 case LINUX_SIOCSIFMTU: 2555 args->cmd = SIOCSIFMTU; 2556 error = sys_ioctl(td, (struct ioctl_args *)args); 2557 break; 2558 2559 case LINUX_SIOCSIFNAME: 2560 error = ENOIOCTL; 2561 break; 2562 2563 case LINUX_SIOCGIFHWADDR: 2564 error = linux_gifhwaddr(ifp, (struct l_ifreq *)args->arg); 2565 break; 2566 2567 case LINUX_SIOCSIFHWADDR: 2568 error = ENOIOCTL; 2569 break; 2570 2571 case LINUX_SIOCADDMULTI: 2572 args->cmd = SIOCADDMULTI; 2573 error = sys_ioctl(td, (struct ioctl_args *)args); 2574 break; 2575 2576 case LINUX_SIOCDELMULTI: 2577 args->cmd = SIOCDELMULTI; 2578 error = sys_ioctl(td, (struct ioctl_args *)args); 2579 break; 2580 2581 case LINUX_SIOCGIFINDEX: 2582 args->cmd = SIOCGIFINDEX; 2583 error = sys_ioctl(td, (struct ioctl_args *)args); 2584 break; 2585 2586 case LINUX_SIOCGIFCOUNT: 2587 error = 0; 2588 break; 2589 2590 /* 2591 * XXX This is slightly bogus, but these ioctls are currently 2592 * XXX only used by the aironet (if_an) network driver. 2593 */ 2594 case LINUX_SIOCDEVPRIVATE: 2595 args->cmd = SIOCGPRIVATE_0; 2596 error = sys_ioctl(td, (struct ioctl_args *)args); 2597 break; 2598 2599 case LINUX_SIOCDEVPRIVATE+1: 2600 args->cmd = SIOCGPRIVATE_1; 2601 error = sys_ioctl(td, (struct ioctl_args *)args); 2602 break; 2603 } 2604 2605 if (ifp != NULL) 2606 /* restore the original interface name */ 2607 copyout(lifname, (void *)args->arg, LINUX_IFNAMSIZ); 2608 2609#ifdef DEBUG 2610 printf("%s(): returning %d\n", __func__, error); 2611#endif 2612 return (error); 2613} 2614 2615/* 2616 * Device private ioctl handler 2617 */ 2618static int 2619linux_ioctl_private(struct thread *td, struct linux_ioctl_args *args) 2620{ 2621 cap_rights_t rights; 2622 struct file *fp; 2623 int error, type; 2624 2625 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 2626 if (error != 0) 2627 return (error); 2628 type = fp->f_type; 2629 fdrop(fp, td); 2630 if (type == DTYPE_SOCKET) 2631 return (linux_ioctl_socket(td, args)); 2632 return (ENOIOCTL); 2633} 2634 2635/* 2636 * DRM ioctl handler (sys/dev/drm) 2637 */ 2638static int 2639linux_ioctl_drm(struct thread *td, struct linux_ioctl_args *args) 2640{ 2641 args->cmd = SETDIR(args->cmd); 2642 return sys_ioctl(td, (struct ioctl_args *)args); 2643} 2644 2645#ifdef COMPAT_LINUX32 2646#define CP(src,dst,fld) do { (dst).fld = (src).fld; } while (0) 2647#define PTRIN_CP(src,dst,fld) \ 2648 do { (dst).fld = PTRIN((src).fld); } while (0) 2649#define PTROUT_CP(src,dst,fld) \ 2650 do { (dst).fld = PTROUT((src).fld); } while (0) 2651 2652static int 2653linux_ioctl_sg_io(struct thread *td, struct linux_ioctl_args *args) 2654{ 2655 struct sg_io_hdr io; 2656 struct sg_io_hdr32 io32; 2657 cap_rights_t rights; 2658 struct file *fp; 2659 int error; 2660 2661 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 2662 if (error != 0) { 2663 printf("sg_linux_ioctl: fget returned %d\n", error); 2664 return (error); 2665 } 2666 2667 if ((error = copyin((void *)args->arg, &io32, sizeof(io32))) != 0) 2668 goto out; 2669 2670 CP(io32, io, interface_id); 2671 CP(io32, io, dxfer_direction); 2672 CP(io32, io, cmd_len); 2673 CP(io32, io, mx_sb_len); 2674 CP(io32, io, iovec_count); 2675 CP(io32, io, dxfer_len); 2676 PTRIN_CP(io32, io, dxferp); 2677 PTRIN_CP(io32, io, cmdp); 2678 PTRIN_CP(io32, io, sbp); 2679 CP(io32, io, timeout); 2680 CP(io32, io, flags); 2681 CP(io32, io, pack_id); 2682 PTRIN_CP(io32, io, usr_ptr); 2683 CP(io32, io, status); 2684 CP(io32, io, masked_status); 2685 CP(io32, io, msg_status); 2686 CP(io32, io, sb_len_wr); 2687 CP(io32, io, host_status); 2688 CP(io32, io, driver_status); 2689 CP(io32, io, resid); 2690 CP(io32, io, duration); 2691 CP(io32, io, info); 2692 2693 if ((error = fo_ioctl(fp, SG_IO, (caddr_t)&io, td->td_ucred, td)) != 0) 2694 goto out; 2695 2696 CP(io, io32, interface_id); 2697 CP(io, io32, dxfer_direction); 2698 CP(io, io32, cmd_len); 2699 CP(io, io32, mx_sb_len); 2700 CP(io, io32, iovec_count); 2701 CP(io, io32, dxfer_len); 2702 PTROUT_CP(io, io32, dxferp); 2703 PTROUT_CP(io, io32, cmdp); 2704 PTROUT_CP(io, io32, sbp); 2705 CP(io, io32, timeout); 2706 CP(io, io32, flags); 2707 CP(io, io32, pack_id); 2708 PTROUT_CP(io, io32, usr_ptr); 2709 CP(io, io32, status); 2710 CP(io, io32, masked_status); 2711 CP(io, io32, msg_status); 2712 CP(io, io32, sb_len_wr); 2713 CP(io, io32, host_status); 2714 CP(io, io32, driver_status); 2715 CP(io, io32, resid); 2716 CP(io, io32, duration); 2717 CP(io, io32, info); 2718 2719 error = copyout(&io32, (void *)args->arg, sizeof(io32)); 2720 2721out: 2722 fdrop(fp, td); 2723 return (error); 2724} 2725#endif 2726 2727static int 2728linux_ioctl_sg(struct thread *td, struct linux_ioctl_args *args) 2729{ 2730 2731 switch (args->cmd) { 2732 case LINUX_SG_GET_VERSION_NUM: 2733 args->cmd = SG_GET_VERSION_NUM; 2734 break; 2735 case LINUX_SG_SET_TIMEOUT: 2736 args->cmd = SG_SET_TIMEOUT; 2737 break; 2738 case LINUX_SG_GET_TIMEOUT: 2739 args->cmd = SG_GET_TIMEOUT; 2740 break; 2741 case LINUX_SG_IO: 2742 args->cmd = SG_IO; 2743#ifdef COMPAT_LINUX32 2744 return (linux_ioctl_sg_io(td, args)); 2745#endif 2746 break; 2747 case LINUX_SG_GET_RESERVED_SIZE: 2748 args->cmd = SG_GET_RESERVED_SIZE; 2749 break; 2750 case LINUX_SG_GET_SCSI_ID: 2751 args->cmd = SG_GET_SCSI_ID; 2752 break; 2753 case LINUX_SG_GET_SG_TABLESIZE: 2754 args->cmd = SG_GET_SG_TABLESIZE; 2755 break; 2756 default: 2757 return (ENODEV); 2758 } 2759 return (sys_ioctl(td, (struct ioctl_args *)args)); 2760} 2761 2762/* 2763 * Video4Linux (V4L) ioctl handler 2764 */ 2765static int 2766linux_to_bsd_v4l_tuner(struct l_video_tuner *lvt, struct video_tuner *vt) 2767{ 2768 vt->tuner = lvt->tuner; 2769 strlcpy(vt->name, lvt->name, LINUX_VIDEO_TUNER_NAME_SIZE); 2770 vt->rangelow = lvt->rangelow; /* possible long size conversion */ 2771 vt->rangehigh = lvt->rangehigh; /* possible long size conversion */ 2772 vt->flags = lvt->flags; 2773 vt->mode = lvt->mode; 2774 vt->signal = lvt->signal; 2775 return (0); 2776} 2777 2778static int 2779bsd_to_linux_v4l_tuner(struct video_tuner *vt, struct l_video_tuner *lvt) 2780{ 2781 lvt->tuner = vt->tuner; 2782 strlcpy(lvt->name, vt->name, LINUX_VIDEO_TUNER_NAME_SIZE); 2783 lvt->rangelow = vt->rangelow; /* possible long size conversion */ 2784 lvt->rangehigh = vt->rangehigh; /* possible long size conversion */ 2785 lvt->flags = vt->flags; 2786 lvt->mode = vt->mode; 2787 lvt->signal = vt->signal; 2788 return (0); 2789} 2790 2791#ifdef COMPAT_LINUX_V4L_CLIPLIST 2792static int 2793linux_to_bsd_v4l_clip(struct l_video_clip *lvc, struct video_clip *vc) 2794{ 2795 vc->x = lvc->x; 2796 vc->y = lvc->y; 2797 vc->width = lvc->width; 2798 vc->height = lvc->height; 2799 vc->next = PTRIN(lvc->next); /* possible pointer size conversion */ 2800 return (0); 2801} 2802#endif 2803 2804static int 2805linux_to_bsd_v4l_window(struct l_video_window *lvw, struct video_window *vw) 2806{ 2807 vw->x = lvw->x; 2808 vw->y = lvw->y; 2809 vw->width = lvw->width; 2810 vw->height = lvw->height; 2811 vw->chromakey = lvw->chromakey; 2812 vw->flags = lvw->flags; 2813 vw->clips = PTRIN(lvw->clips); /* possible pointer size conversion */ 2814 vw->clipcount = lvw->clipcount; 2815 return (0); 2816} 2817 2818static int 2819bsd_to_linux_v4l_window(struct video_window *vw, struct l_video_window *lvw) 2820{ 2821 lvw->x = vw->x; 2822 lvw->y = vw->y; 2823 lvw->width = vw->width; 2824 lvw->height = vw->height; 2825 lvw->chromakey = vw->chromakey; 2826 lvw->flags = vw->flags; 2827 lvw->clips = PTROUT(vw->clips); /* possible pointer size conversion */ 2828 lvw->clipcount = vw->clipcount; 2829 return (0); 2830} 2831 2832static int 2833linux_to_bsd_v4l_buffer(struct l_video_buffer *lvb, struct video_buffer *vb) 2834{ 2835 vb->base = PTRIN(lvb->base); /* possible pointer size conversion */ 2836 vb->height = lvb->height; 2837 vb->width = lvb->width; 2838 vb->depth = lvb->depth; 2839 vb->bytesperline = lvb->bytesperline; 2840 return (0); 2841} 2842 2843static int 2844bsd_to_linux_v4l_buffer(struct video_buffer *vb, struct l_video_buffer *lvb) 2845{ 2846 lvb->base = PTROUT(vb->base); /* possible pointer size conversion */ 2847 lvb->height = vb->height; 2848 lvb->width = vb->width; 2849 lvb->depth = vb->depth; 2850 lvb->bytesperline = vb->bytesperline; 2851 return (0); 2852} 2853 2854static int 2855linux_to_bsd_v4l_code(struct l_video_code *lvc, struct video_code *vc) 2856{ 2857 strlcpy(vc->loadwhat, lvc->loadwhat, LINUX_VIDEO_CODE_LOADWHAT_SIZE); 2858 vc->datasize = lvc->datasize; 2859 vc->data = PTRIN(lvc->data); /* possible pointer size conversion */ 2860 return (0); 2861} 2862 2863#ifdef COMPAT_LINUX_V4L_CLIPLIST 2864static int 2865linux_v4l_clip_copy(void *lvc, struct video_clip **ppvc) 2866{ 2867 int error; 2868 struct video_clip vclip; 2869 struct l_video_clip l_vclip; 2870 2871 error = copyin(lvc, &l_vclip, sizeof(l_vclip)); 2872 if (error) return (error); 2873 linux_to_bsd_v4l_clip(&l_vclip, &vclip); 2874 /* XXX: If there can be no concurrency: s/M_NOWAIT/M_WAITOK/ */ 2875 if ((*ppvc = malloc(sizeof(**ppvc), M_LINUX, M_NOWAIT)) == NULL) 2876 return (ENOMEM); /* XXX: linux has no ENOMEM here */ 2877 memcpy(*ppvc, &vclip, sizeof(vclip)); 2878 (*ppvc)->next = NULL; 2879 return (0); 2880} 2881 2882static int 2883linux_v4l_cliplist_free(struct video_window *vw) 2884{ 2885 struct video_clip **ppvc; 2886 struct video_clip **ppvc_next; 2887 2888 for (ppvc = &(vw->clips); *ppvc != NULL; ppvc = ppvc_next) { 2889 ppvc_next = &((*ppvc)->next); 2890 free(*ppvc, M_LINUX); 2891 } 2892 vw->clips = NULL; 2893 2894 return (0); 2895} 2896 2897static int 2898linux_v4l_cliplist_copy(struct l_video_window *lvw, struct video_window *vw) 2899{ 2900 int error; 2901 int clipcount; 2902 void *plvc; 2903 struct video_clip **ppvc; 2904 2905 /* 2906 * XXX: The cliplist is used to pass in a list of clipping 2907 * rectangles or, if clipcount == VIDEO_CLIP_BITMAP, a 2908 * clipping bitmap. Some Linux apps, however, appear to 2909 * leave cliplist and clips uninitialized. In any case, 2910 * the cliplist is not used by pwc(4), at the time of 2911 * writing, FreeBSD's only V4L driver. When a driver 2912 * that uses the cliplist is developed, this code may 2913 * need re-examiniation. 2914 */ 2915 error = 0; 2916 clipcount = vw->clipcount; 2917 if (clipcount == VIDEO_CLIP_BITMAP) { 2918 /* 2919 * In this case, the pointer (clips) is overloaded 2920 * to be a "void *" to a bitmap, therefore there 2921 * is no struct video_clip to copy now. 2922 */ 2923 } else if (clipcount > 0 && clipcount <= 16384) { 2924 /* 2925 * Clips points to list of clip rectangles, so 2926 * copy the list. 2927 * 2928 * XXX: Upper limit of 16384 was used here to try to 2929 * avoid cases when clipcount and clips pointer 2930 * are uninitialized and therefore have high random 2931 * values, as is the case in the Linux Skype 2932 * application. The value 16384 was chosen as that 2933 * is what is used in the Linux stradis(4) MPEG 2934 * decoder driver, the only place we found an 2935 * example of cliplist use. 2936 */ 2937 plvc = PTRIN(lvw->clips); 2938 vw->clips = NULL; 2939 ppvc = &(vw->clips); 2940 while (clipcount-- > 0) { 2941 if (plvc == 0) { 2942 error = EFAULT; 2943 break; 2944 } else { 2945 error = linux_v4l_clip_copy(plvc, ppvc); 2946 if (error) { 2947 linux_v4l_cliplist_free(vw); 2948 break; 2949 } 2950 } 2951 ppvc = &((*ppvc)->next); 2952 plvc = PTRIN(((struct l_video_clip *) plvc)->next); 2953 } 2954 } else { 2955 /* 2956 * clipcount == 0 or negative (but not VIDEO_CLIP_BITMAP) 2957 * Force cliplist to null. 2958 */ 2959 vw->clipcount = 0; 2960 vw->clips = NULL; 2961 } 2962 return (error); 2963} 2964#endif 2965 2966static int 2967linux_ioctl_v4l(struct thread *td, struct linux_ioctl_args *args) 2968{ 2969 cap_rights_t rights; 2970 struct file *fp; 2971 int error; 2972 struct video_tuner vtun; 2973 struct video_window vwin; 2974 struct video_buffer vbuf; 2975 struct video_code vcode; 2976 struct l_video_tuner l_vtun; 2977 struct l_video_window l_vwin; 2978 struct l_video_buffer l_vbuf; 2979 struct l_video_code l_vcode; 2980 2981 switch (args->cmd & 0xffff) { 2982 case LINUX_VIDIOCGCAP: args->cmd = VIDIOCGCAP; break; 2983 case LINUX_VIDIOCGCHAN: args->cmd = VIDIOCGCHAN; break; 2984 case LINUX_VIDIOCSCHAN: args->cmd = VIDIOCSCHAN; break; 2985 2986 case LINUX_VIDIOCGTUNER: 2987 error = fget(td, args->fd, 2988 cap_rights_init(&rights, CAP_IOCTL), &fp); 2989 if (error != 0) 2990 return (error); 2991 error = copyin((void *) args->arg, &l_vtun, sizeof(l_vtun)); 2992 if (error) { 2993 fdrop(fp, td); 2994 return (error); 2995 } 2996 linux_to_bsd_v4l_tuner(&l_vtun, &vtun); 2997 error = fo_ioctl(fp, VIDIOCGTUNER, &vtun, td->td_ucred, td); 2998 if (!error) { 2999 bsd_to_linux_v4l_tuner(&vtun, &l_vtun); 3000 error = copyout(&l_vtun, (void *) args->arg, 3001 sizeof(l_vtun)); 3002 } 3003 fdrop(fp, td); 3004 return (error); 3005 3006 case LINUX_VIDIOCSTUNER: 3007 error = fget(td, args->fd, 3008 cap_rights_init(&rights, CAP_IOCTL), &fp); 3009 if (error != 0) 3010 return (error); 3011 error = copyin((void *) args->arg, &l_vtun, sizeof(l_vtun)); 3012 if (error) { 3013 fdrop(fp, td); 3014 return (error); 3015 } 3016 linux_to_bsd_v4l_tuner(&l_vtun, &vtun); 3017 error = fo_ioctl(fp, VIDIOCSTUNER, &vtun, td->td_ucred, td); 3018 fdrop(fp, td); 3019 return (error); 3020 3021 case LINUX_VIDIOCGPICT: args->cmd = VIDIOCGPICT; break; 3022 case LINUX_VIDIOCSPICT: args->cmd = VIDIOCSPICT; break; 3023 case LINUX_VIDIOCCAPTURE: args->cmd = VIDIOCCAPTURE; break; 3024 3025 case LINUX_VIDIOCGWIN: 3026 error = fget(td, args->fd, 3027 cap_rights_init(&rights, CAP_IOCTL), &fp); 3028 if (error != 0) 3029 return (error); 3030 error = fo_ioctl(fp, VIDIOCGWIN, &vwin, td->td_ucred, td); 3031 if (!error) { 3032 bsd_to_linux_v4l_window(&vwin, &l_vwin); 3033 error = copyout(&l_vwin, (void *) args->arg, 3034 sizeof(l_vwin)); 3035 } 3036 fdrop(fp, td); 3037 return (error); 3038 3039 case LINUX_VIDIOCSWIN: 3040 error = fget(td, args->fd, 3041 cap_rights_init(&rights, CAP_IOCTL), &fp); 3042 if (error != 0) 3043 return (error); 3044 error = copyin((void *) args->arg, &l_vwin, sizeof(l_vwin)); 3045 if (error) { 3046 fdrop(fp, td); 3047 return (error); 3048 } 3049 linux_to_bsd_v4l_window(&l_vwin, &vwin); 3050#ifdef COMPAT_LINUX_V4L_CLIPLIST 3051 error = linux_v4l_cliplist_copy(&l_vwin, &vwin); 3052 if (error) { 3053 fdrop(fp, td); 3054 return (error); 3055 } 3056#endif 3057 error = fo_ioctl(fp, VIDIOCSWIN, &vwin, td->td_ucred, td); 3058 fdrop(fp, td); 3059#ifdef COMPAT_LINUX_V4L_CLIPLIST 3060 linux_v4l_cliplist_free(&vwin); 3061#endif 3062 return (error); 3063 3064 case LINUX_VIDIOCGFBUF: 3065 error = fget(td, args->fd, 3066 cap_rights_init(&rights, CAP_IOCTL), &fp); 3067 if (error != 0) 3068 return (error); 3069 error = fo_ioctl(fp, VIDIOCGFBUF, &vbuf, td->td_ucred, td); 3070 if (!error) { 3071 bsd_to_linux_v4l_buffer(&vbuf, &l_vbuf); 3072 error = copyout(&l_vbuf, (void *) args->arg, 3073 sizeof(l_vbuf)); 3074 } 3075 fdrop(fp, td); 3076 return (error); 3077 3078 case LINUX_VIDIOCSFBUF: 3079 error = fget(td, args->fd, 3080 cap_rights_init(&rights, CAP_IOCTL), &fp); 3081 if (error != 0) 3082 return (error); 3083 error = copyin((void *) args->arg, &l_vbuf, sizeof(l_vbuf)); 3084 if (error) { 3085 fdrop(fp, td); 3086 return (error); 3087 } 3088 linux_to_bsd_v4l_buffer(&l_vbuf, &vbuf); 3089 error = fo_ioctl(fp, VIDIOCSFBUF, &vbuf, td->td_ucred, td); 3090 fdrop(fp, td); 3091 return (error); 3092 3093 case LINUX_VIDIOCKEY: args->cmd = VIDIOCKEY; break; 3094 case LINUX_VIDIOCGFREQ: args->cmd = VIDIOCGFREQ; break; 3095 case LINUX_VIDIOCSFREQ: args->cmd = VIDIOCSFREQ; break; 3096 case LINUX_VIDIOCGAUDIO: args->cmd = VIDIOCGAUDIO; break; 3097 case LINUX_VIDIOCSAUDIO: args->cmd = VIDIOCSAUDIO; break; 3098 case LINUX_VIDIOCSYNC: args->cmd = VIDIOCSYNC; break; 3099 case LINUX_VIDIOCMCAPTURE: args->cmd = VIDIOCMCAPTURE; break; 3100 case LINUX_VIDIOCGMBUF: args->cmd = VIDIOCGMBUF; break; 3101 case LINUX_VIDIOCGUNIT: args->cmd = VIDIOCGUNIT; break; 3102 case LINUX_VIDIOCGCAPTURE: args->cmd = VIDIOCGCAPTURE; break; 3103 case LINUX_VIDIOCSCAPTURE: args->cmd = VIDIOCSCAPTURE; break; 3104 case LINUX_VIDIOCSPLAYMODE: args->cmd = VIDIOCSPLAYMODE; break; 3105 case LINUX_VIDIOCSWRITEMODE: args->cmd = VIDIOCSWRITEMODE; break; 3106 case LINUX_VIDIOCGPLAYINFO: args->cmd = VIDIOCGPLAYINFO; break; 3107 3108 case LINUX_VIDIOCSMICROCODE: 3109 error = fget(td, args->fd, 3110 cap_rights_init(&rights, CAP_IOCTL), &fp); 3111 if (error != 0) 3112 return (error); 3113 error = copyin((void *) args->arg, &l_vcode, sizeof(l_vcode)); 3114 if (error) { 3115 fdrop(fp, td); 3116 return (error); 3117 } 3118 linux_to_bsd_v4l_code(&l_vcode, &vcode); 3119 error = fo_ioctl(fp, VIDIOCSMICROCODE, &vcode, td->td_ucred, td); 3120 fdrop(fp, td); 3121 return (error); 3122 3123 case LINUX_VIDIOCGVBIFMT: args->cmd = VIDIOCGVBIFMT; break; 3124 case LINUX_VIDIOCSVBIFMT: args->cmd = VIDIOCSVBIFMT; break; 3125 default: return (ENOIOCTL); 3126 } 3127 3128 error = sys_ioctl(td, (struct ioctl_args *)args); 3129 return (error); 3130} 3131 3132/* 3133 * Special ioctl handler 3134 */ 3135static int 3136linux_ioctl_special(struct thread *td, struct linux_ioctl_args *args) 3137{ 3138 int error; 3139 3140 switch (args->cmd) { 3141 case LINUX_SIOCGIFADDR: 3142 args->cmd = SIOCGIFADDR; 3143 error = sys_ioctl(td, (struct ioctl_args *)args); 3144 break; 3145 case LINUX_SIOCSIFADDR: 3146 args->cmd = SIOCSIFADDR; 3147 error = sys_ioctl(td, (struct ioctl_args *)args); 3148 break; 3149 case LINUX_SIOCGIFFLAGS: 3150 args->cmd = SIOCGIFFLAGS; 3151 error = sys_ioctl(td, (struct ioctl_args *)args); 3152 break; 3153 default: 3154 error = ENOIOCTL; 3155 } 3156 3157 return (error); 3158} 3159 3160static int 3161linux_to_bsd_v4l2_standard(struct l_v4l2_standard *lvstd, struct v4l2_standard *vstd) 3162{ 3163 vstd->index = lvstd->index; 3164 vstd->id = lvstd->id; 3165 memcpy(&vstd->name, &lvstd->name, sizeof(*lvstd) - offsetof(struct l_v4l2_standard, name)); 3166 return (0); 3167} 3168 3169static int 3170bsd_to_linux_v4l2_standard(struct v4l2_standard *vstd, struct l_v4l2_standard *lvstd) 3171{ 3172 lvstd->index = vstd->index; 3173 lvstd->id = vstd->id; 3174 memcpy(&lvstd->name, &vstd->name, sizeof(*lvstd) - offsetof(struct l_v4l2_standard, name)); 3175 return (0); 3176} 3177 3178static int 3179linux_to_bsd_v4l2_buffer(struct l_v4l2_buffer *lvb, struct v4l2_buffer *vb) 3180{ 3181 vb->index = lvb->index; 3182 vb->type = lvb->type; 3183 vb->bytesused = lvb->bytesused; 3184 vb->flags = lvb->flags; 3185 vb->field = lvb->field; 3186 vb->timestamp.tv_sec = lvb->timestamp.tv_sec; 3187 vb->timestamp.tv_usec = lvb->timestamp.tv_usec; 3188 memcpy(&vb->timecode, &lvb->timecode, sizeof (lvb->timecode)); 3189 vb->sequence = lvb->sequence; 3190 vb->memory = lvb->memory; 3191 if (lvb->memory == V4L2_MEMORY_USERPTR) 3192 /* possible pointer size conversion */ 3193 vb->m.userptr = (unsigned long)PTRIN(lvb->m.userptr); 3194 else 3195 vb->m.offset = lvb->m.offset; 3196 vb->length = lvb->length; 3197 vb->input = lvb->input; 3198 vb->reserved = lvb->reserved; 3199 return (0); 3200} 3201 3202static int 3203bsd_to_linux_v4l2_buffer(struct v4l2_buffer *vb, struct l_v4l2_buffer *lvb) 3204{ 3205 lvb->index = vb->index; 3206 lvb->type = vb->type; 3207 lvb->bytesused = vb->bytesused; 3208 lvb->flags = vb->flags; 3209 lvb->field = vb->field; 3210 lvb->timestamp.tv_sec = vb->timestamp.tv_sec; 3211 lvb->timestamp.tv_usec = vb->timestamp.tv_usec; 3212 memcpy(&lvb->timecode, &vb->timecode, sizeof (vb->timecode)); 3213 lvb->sequence = vb->sequence; 3214 lvb->memory = vb->memory; 3215 if (vb->memory == V4L2_MEMORY_USERPTR) 3216 /* possible pointer size conversion */ 3217 lvb->m.userptr = PTROUT(vb->m.userptr); 3218 else 3219 lvb->m.offset = vb->m.offset; 3220 lvb->length = vb->length; 3221 lvb->input = vb->input; 3222 lvb->reserved = vb->reserved; 3223 return (0); 3224} 3225 3226static int 3227linux_to_bsd_v4l2_format(struct l_v4l2_format *lvf, struct v4l2_format *vf) 3228{ 3229 vf->type = lvf->type; 3230 if (lvf->type == V4L2_BUF_TYPE_VIDEO_OVERLAY 3231#ifdef V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3232 || lvf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3233#endif 3234 ) 3235 /* 3236 * XXX TODO - needs 32 -> 64 bit conversion: 3237 * (unused by webcams?) 3238 */ 3239 return EINVAL; 3240 memcpy(&vf->fmt, &lvf->fmt, sizeof(vf->fmt)); 3241 return 0; 3242} 3243 3244static int 3245bsd_to_linux_v4l2_format(struct v4l2_format *vf, struct l_v4l2_format *lvf) 3246{ 3247 lvf->type = vf->type; 3248 if (vf->type == V4L2_BUF_TYPE_VIDEO_OVERLAY 3249#ifdef V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3250 || vf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY 3251#endif 3252 ) 3253 /* 3254 * XXX TODO - needs 32 -> 64 bit conversion: 3255 * (unused by webcams?) 3256 */ 3257 return EINVAL; 3258 memcpy(&lvf->fmt, &vf->fmt, sizeof(vf->fmt)); 3259 return 0; 3260} 3261static int 3262linux_ioctl_v4l2(struct thread *td, struct linux_ioctl_args *args) 3263{ 3264 cap_rights_t rights; 3265 struct file *fp; 3266 int error; 3267 struct v4l2_format vformat; 3268 struct l_v4l2_format l_vformat; 3269 struct v4l2_standard vstd; 3270 struct l_v4l2_standard l_vstd; 3271 struct l_v4l2_buffer l_vbuf; 3272 struct v4l2_buffer vbuf; 3273 struct v4l2_input vinp; 3274 3275 switch (args->cmd & 0xffff) { 3276 case LINUX_VIDIOC_RESERVED: 3277 case LINUX_VIDIOC_LOG_STATUS: 3278 if ((args->cmd & IOC_DIRMASK) != LINUX_IOC_VOID) 3279 return ENOIOCTL; 3280 args->cmd = (args->cmd & 0xffff) | IOC_VOID; 3281 break; 3282 3283 case LINUX_VIDIOC_OVERLAY: 3284 case LINUX_VIDIOC_STREAMON: 3285 case LINUX_VIDIOC_STREAMOFF: 3286 case LINUX_VIDIOC_S_STD: 3287 case LINUX_VIDIOC_S_TUNER: 3288 case LINUX_VIDIOC_S_AUDIO: 3289 case LINUX_VIDIOC_S_AUDOUT: 3290 case LINUX_VIDIOC_S_MODULATOR: 3291 case LINUX_VIDIOC_S_FREQUENCY: 3292 case LINUX_VIDIOC_S_CROP: 3293 case LINUX_VIDIOC_S_JPEGCOMP: 3294 case LINUX_VIDIOC_S_PRIORITY: 3295 case LINUX_VIDIOC_DBG_S_REGISTER: 3296 case LINUX_VIDIOC_S_HW_FREQ_SEEK: 3297 case LINUX_VIDIOC_SUBSCRIBE_EVENT: 3298 case LINUX_VIDIOC_UNSUBSCRIBE_EVENT: 3299 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_IN; 3300 break; 3301 3302 case LINUX_VIDIOC_QUERYCAP: 3303 case LINUX_VIDIOC_G_STD: 3304 case LINUX_VIDIOC_G_AUDIO: 3305 case LINUX_VIDIOC_G_INPUT: 3306 case LINUX_VIDIOC_G_OUTPUT: 3307 case LINUX_VIDIOC_G_AUDOUT: 3308 case LINUX_VIDIOC_G_JPEGCOMP: 3309 case LINUX_VIDIOC_QUERYSTD: 3310 case LINUX_VIDIOC_G_PRIORITY: 3311 case LINUX_VIDIOC_QUERY_DV_PRESET: 3312 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_OUT; 3313 break; 3314 3315 case LINUX_VIDIOC_ENUM_FMT: 3316 case LINUX_VIDIOC_REQBUFS: 3317 case LINUX_VIDIOC_G_PARM: 3318 case LINUX_VIDIOC_S_PARM: 3319 case LINUX_VIDIOC_G_CTRL: 3320 case LINUX_VIDIOC_S_CTRL: 3321 case LINUX_VIDIOC_G_TUNER: 3322 case LINUX_VIDIOC_QUERYCTRL: 3323 case LINUX_VIDIOC_QUERYMENU: 3324 case LINUX_VIDIOC_S_INPUT: 3325 case LINUX_VIDIOC_S_OUTPUT: 3326 case LINUX_VIDIOC_ENUMOUTPUT: 3327 case LINUX_VIDIOC_G_MODULATOR: 3328 case LINUX_VIDIOC_G_FREQUENCY: 3329 case LINUX_VIDIOC_CROPCAP: 3330 case LINUX_VIDIOC_G_CROP: 3331 case LINUX_VIDIOC_ENUMAUDIO: 3332 case LINUX_VIDIOC_ENUMAUDOUT: 3333 case LINUX_VIDIOC_G_SLICED_VBI_CAP: 3334#ifdef VIDIOC_ENUM_FRAMESIZES 3335 case LINUX_VIDIOC_ENUM_FRAMESIZES: 3336 case LINUX_VIDIOC_ENUM_FRAMEINTERVALS: 3337 case LINUX_VIDIOC_ENCODER_CMD: 3338 case LINUX_VIDIOC_TRY_ENCODER_CMD: 3339#endif 3340 case LINUX_VIDIOC_DBG_G_REGISTER: 3341 case LINUX_VIDIOC_DBG_G_CHIP_IDENT: 3342 case LINUX_VIDIOC_ENUM_DV_PRESETS: 3343 case LINUX_VIDIOC_S_DV_PRESET: 3344 case LINUX_VIDIOC_G_DV_PRESET: 3345 case LINUX_VIDIOC_S_DV_TIMINGS: 3346 case LINUX_VIDIOC_G_DV_TIMINGS: 3347 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_INOUT; 3348 break; 3349 3350 case LINUX_VIDIOC_G_FMT: 3351 case LINUX_VIDIOC_S_FMT: 3352 case LINUX_VIDIOC_TRY_FMT: 3353 error = copyin((void *)args->arg, &l_vformat, sizeof(l_vformat)); 3354 if (error) 3355 return (error); 3356 error = fget(td, args->fd, 3357 cap_rights_init(&rights, CAP_IOCTL), &fp); 3358 if (error) 3359 return (error); 3360 if (linux_to_bsd_v4l2_format(&l_vformat, &vformat) != 0) 3361 error = EINVAL; 3362 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_G_FMT) 3363 error = fo_ioctl(fp, VIDIOC_G_FMT, &vformat, 3364 td->td_ucred, td); 3365 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_S_FMT) 3366 error = fo_ioctl(fp, VIDIOC_S_FMT, &vformat, 3367 td->td_ucred, td); 3368 else 3369 error = fo_ioctl(fp, VIDIOC_TRY_FMT, &vformat, 3370 td->td_ucred, td); 3371 bsd_to_linux_v4l2_format(&vformat, &l_vformat); 3372 copyout(&l_vformat, (void *)args->arg, sizeof(l_vformat)); 3373 fdrop(fp, td); 3374 return (error); 3375 3376 case LINUX_VIDIOC_ENUMSTD: 3377 error = copyin((void *)args->arg, &l_vstd, sizeof(l_vstd)); 3378 if (error) 3379 return (error); 3380 linux_to_bsd_v4l2_standard(&l_vstd, &vstd); 3381 error = fget(td, args->fd, 3382 cap_rights_init(&rights, CAP_IOCTL), &fp); 3383 if (error) 3384 return (error); 3385 error = fo_ioctl(fp, VIDIOC_ENUMSTD, (caddr_t)&vstd, 3386 td->td_ucred, td); 3387 if (error) { 3388 fdrop(fp, td); 3389 return (error); 3390 } 3391 bsd_to_linux_v4l2_standard(&vstd, &l_vstd); 3392 error = copyout(&l_vstd, (void *)args->arg, sizeof(l_vstd)); 3393 fdrop(fp, td); 3394 return (error); 3395 3396 case LINUX_VIDIOC_ENUMINPUT: 3397 /* 3398 * The Linux struct l_v4l2_input differs only in size, 3399 * it has no padding at the end. 3400 */ 3401 error = copyin((void *)args->arg, &vinp, 3402 sizeof(struct l_v4l2_input)); 3403 if (error != 0) 3404 return (error); 3405 error = fget(td, args->fd, 3406 cap_rights_init(&rights, CAP_IOCTL), &fp); 3407 if (error != 0) 3408 return (error); 3409 error = fo_ioctl(fp, VIDIOC_ENUMINPUT, (caddr_t)&vinp, 3410 td->td_ucred, td); 3411 if (error) { 3412 fdrop(fp, td); 3413 return (error); 3414 } 3415 error = copyout(&vinp, (void *)args->arg, 3416 sizeof(struct l_v4l2_input)); 3417 fdrop(fp, td); 3418 return (error); 3419 3420 case LINUX_VIDIOC_QUERYBUF: 3421 case LINUX_VIDIOC_QBUF: 3422 case LINUX_VIDIOC_DQBUF: 3423 error = copyin((void *)args->arg, &l_vbuf, sizeof(l_vbuf)); 3424 if (error) 3425 return (error); 3426 error = fget(td, args->fd, 3427 cap_rights_init(&rights, CAP_IOCTL), &fp); 3428 if (error) 3429 return (error); 3430 linux_to_bsd_v4l2_buffer(&l_vbuf, &vbuf); 3431 if ((args->cmd & 0xffff) == LINUX_VIDIOC_QUERYBUF) 3432 error = fo_ioctl(fp, VIDIOC_QUERYBUF, &vbuf, 3433 td->td_ucred, td); 3434 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_QBUF) 3435 error = fo_ioctl(fp, VIDIOC_QBUF, &vbuf, 3436 td->td_ucred, td); 3437 else 3438 error = fo_ioctl(fp, VIDIOC_DQBUF, &vbuf, 3439 td->td_ucred, td); 3440 bsd_to_linux_v4l2_buffer(&vbuf, &l_vbuf); 3441 copyout(&l_vbuf, (void *)args->arg, sizeof(l_vbuf)); 3442 fdrop(fp, td); 3443 return (error); 3444 3445 /* 3446 * XXX TODO - these need 32 -> 64 bit conversion: 3447 * (are any of them needed for webcams?) 3448 */ 3449 case LINUX_VIDIOC_G_FBUF: 3450 case LINUX_VIDIOC_S_FBUF: 3451 3452 case LINUX_VIDIOC_G_EXT_CTRLS: 3453 case LINUX_VIDIOC_S_EXT_CTRLS: 3454 case LINUX_VIDIOC_TRY_EXT_CTRLS: 3455 3456 case LINUX_VIDIOC_DQEVENT: 3457 3458 default: return (ENOIOCTL); 3459 } 3460 3461 error = sys_ioctl(td, (struct ioctl_args *)args); 3462 return (error); 3463} 3464 3465/* 3466 * Support for emulators/linux-libusb. This port uses FBSD_LUSB* macros 3467 * instead of USB* ones. This lets us to provide correct values for cmd. 3468 * 0xffffffe0 -- 0xffffffff range seemed to be the least collision-prone. 3469 */ 3470static int 3471linux_ioctl_fbsd_usb(struct thread *td, struct linux_ioctl_args *args) 3472{ 3473 int error; 3474 3475 error = 0; 3476 switch (args->cmd) { 3477 case FBSD_LUSB_DEVICEENUMERATE: 3478 args->cmd = USB_DEVICEENUMERATE; 3479 break; 3480 case FBSD_LUSB_DEV_QUIRK_ADD: 3481 args->cmd = USB_DEV_QUIRK_ADD; 3482 break; 3483 case FBSD_LUSB_DEV_QUIRK_GET: 3484 args->cmd = USB_DEV_QUIRK_GET; 3485 break; 3486 case FBSD_LUSB_DEV_QUIRK_REMOVE: 3487 args->cmd = USB_DEV_QUIRK_REMOVE; 3488 break; 3489 case FBSD_LUSB_DO_REQUEST: 3490 args->cmd = USB_DO_REQUEST; 3491 break; 3492 case FBSD_LUSB_FS_CLEAR_STALL_SYNC: 3493 args->cmd = USB_FS_CLEAR_STALL_SYNC; 3494 break; 3495 case FBSD_LUSB_FS_CLOSE: 3496 args->cmd = USB_FS_CLOSE; 3497 break; 3498 case FBSD_LUSB_FS_COMPLETE: 3499 args->cmd = USB_FS_COMPLETE; 3500 break; 3501 case FBSD_LUSB_FS_INIT: 3502 args->cmd = USB_FS_INIT; 3503 break; 3504 case FBSD_LUSB_FS_OPEN: 3505 args->cmd = USB_FS_OPEN; 3506 break; 3507 case FBSD_LUSB_FS_START: 3508 args->cmd = USB_FS_START; 3509 break; 3510 case FBSD_LUSB_FS_STOP: 3511 args->cmd = USB_FS_STOP; 3512 break; 3513 case FBSD_LUSB_FS_UNINIT: 3514 args->cmd = USB_FS_UNINIT; 3515 break; 3516 case FBSD_LUSB_GET_CONFIG: 3517 args->cmd = USB_GET_CONFIG; 3518 break; 3519 case FBSD_LUSB_GET_DEVICEINFO: 3520 args->cmd = USB_GET_DEVICEINFO; 3521 break; 3522 case FBSD_LUSB_GET_DEVICE_DESC: 3523 args->cmd = USB_GET_DEVICE_DESC; 3524 break; 3525 case FBSD_LUSB_GET_FULL_DESC: 3526 args->cmd = USB_GET_FULL_DESC; 3527 break; 3528 case FBSD_LUSB_GET_IFACE_DRIVER: 3529 args->cmd = USB_GET_IFACE_DRIVER; 3530 break; 3531 case FBSD_LUSB_GET_PLUGTIME: 3532 args->cmd = USB_GET_PLUGTIME; 3533 break; 3534 case FBSD_LUSB_GET_POWER_MODE: 3535 args->cmd = USB_GET_POWER_MODE; 3536 break; 3537 case FBSD_LUSB_GET_REPORT_DESC: 3538 args->cmd = USB_GET_REPORT_DESC; 3539 break; 3540 case FBSD_LUSB_GET_REPORT_ID: 3541 args->cmd = USB_GET_REPORT_ID; 3542 break; 3543 case FBSD_LUSB_GET_TEMPLATE: 3544 args->cmd = USB_GET_TEMPLATE; 3545 break; 3546 case FBSD_LUSB_IFACE_DRIVER_ACTIVE: 3547 args->cmd = USB_IFACE_DRIVER_ACTIVE; 3548 break; 3549 case FBSD_LUSB_IFACE_DRIVER_DETACH: 3550 args->cmd = USB_IFACE_DRIVER_DETACH; 3551 break; 3552 case FBSD_LUSB_QUIRK_NAME_GET: 3553 args->cmd = USB_QUIRK_NAME_GET; 3554 break; 3555 case FBSD_LUSB_READ_DIR: 3556 args->cmd = USB_READ_DIR; 3557 break; 3558 case FBSD_LUSB_SET_ALTINTERFACE: 3559 args->cmd = USB_SET_ALTINTERFACE; 3560 break; 3561 case FBSD_LUSB_SET_CONFIG: 3562 args->cmd = USB_SET_CONFIG; 3563 break; 3564 case FBSD_LUSB_SET_IMMED: 3565 args->cmd = USB_SET_IMMED; 3566 break; 3567 case FBSD_LUSB_SET_POWER_MODE: 3568 args->cmd = USB_SET_POWER_MODE; 3569 break; 3570 case FBSD_LUSB_SET_TEMPLATE: 3571 args->cmd = USB_SET_TEMPLATE; 3572 break; 3573 case FBSD_LUSB_FS_OPEN_STREAM: 3574 args->cmd = USB_FS_OPEN_STREAM; 3575 break; 3576 case FBSD_LUSB_GET_DEV_PORT_PATH: 3577 args->cmd = USB_GET_DEV_PORT_PATH; 3578 break; 3579 case FBSD_LUSB_GET_POWER_USAGE: 3580 args->cmd = USB_GET_POWER_USAGE; 3581 break; 3582 default: 3583 error = ENOIOCTL; 3584 } 3585 if (error != ENOIOCTL) 3586 error = sys_ioctl(td, (struct ioctl_args *)args); 3587 return (error); 3588} 3589 3590/* 3591 * main ioctl syscall function 3592 */ 3593 3594int 3595linux_ioctl(struct thread *td, struct linux_ioctl_args *args) 3596{ 3597 cap_rights_t rights; 3598 struct file *fp; 3599 struct handler_element *he; 3600 int error, cmd; 3601 3602#ifdef DEBUG 3603 if (ldebug(ioctl)) 3604 printf(ARGS(ioctl, "%d, %04lx, *"), args->fd, 3605 (unsigned long)args->cmd); 3606#endif 3607 3608 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 3609 if (error != 0) 3610 return (error); 3611 if ((fp->f_flag & (FREAD|FWRITE)) == 0) { 3612 fdrop(fp, td); 3613 return (EBADF); 3614 } 3615 3616 /* Iterate over the ioctl handlers */ 3617 cmd = args->cmd & 0xffff; 3618 sx_slock(&linux_ioctl_sx); 3619 mtx_lock(&Giant); 3620 TAILQ_FOREACH(he, &handlers, list) { 3621 if (cmd >= he->low && cmd <= he->high) { 3622 error = (*he->func)(td, args); 3623 if (error != ENOIOCTL) { 3624 mtx_unlock(&Giant); 3625 sx_sunlock(&linux_ioctl_sx); 3626 fdrop(fp, td); 3627 return (error); 3628 } 3629 } 3630 } 3631 mtx_unlock(&Giant); 3632 sx_sunlock(&linux_ioctl_sx); 3633 fdrop(fp, td); 3634 3635 linux_msg(td, "ioctl fd=%d, cmd=0x%x ('%c',%d) is not implemented", 3636 args->fd, (int)(args->cmd & 0xffff), 3637 (int)(args->cmd & 0xff00) >> 8, (int)(args->cmd & 0xff)); 3638 3639 return (EINVAL); 3640} 3641 3642int 3643linux_ioctl_register_handler(struct linux_ioctl_handler *h) 3644{ 3645 struct handler_element *he, *cur; 3646 3647 if (h == NULL || h->func == NULL) 3648 return (EINVAL); 3649 3650 /* 3651 * Reuse the element if the handler is already on the list, otherwise 3652 * create a new element. 3653 */ 3654 sx_xlock(&linux_ioctl_sx); 3655 TAILQ_FOREACH(he, &handlers, list) { 3656 if (he->func == h->func) 3657 break; 3658 } 3659 if (he == NULL) { 3660 he = malloc(sizeof(*he), 3661 M_LINUX, M_WAITOK); 3662 he->func = h->func; 3663 } else 3664 TAILQ_REMOVE(&handlers, he, list); 3665 3666 /* Initialize range information. */ 3667 he->low = h->low; 3668 he->high = h->high; 3669 he->span = h->high - h->low + 1; 3670 3671 /* Add the element to the list, sorted on span. */ 3672 TAILQ_FOREACH(cur, &handlers, list) { 3673 if (cur->span > he->span) { 3674 TAILQ_INSERT_BEFORE(cur, he, list); 3675 sx_xunlock(&linux_ioctl_sx); 3676 return (0); 3677 } 3678 } 3679 TAILQ_INSERT_TAIL(&handlers, he, list); 3680 sx_xunlock(&linux_ioctl_sx); 3681 3682 return (0); 3683} 3684 3685int 3686linux_ioctl_unregister_handler(struct linux_ioctl_handler *h) 3687{ 3688 struct handler_element *he; 3689 3690 if (h == NULL || h->func == NULL) 3691 return (EINVAL); 3692 3693 sx_xlock(&linux_ioctl_sx); 3694 TAILQ_FOREACH(he, &handlers, list) { 3695 if (he->func == h->func) { 3696 TAILQ_REMOVE(&handlers, he, list); 3697 sx_xunlock(&linux_ioctl_sx); 3698 free(he, M_LINUX); 3699 return (0); 3700 } 3701 } 3702 sx_xunlock(&linux_ioctl_sx); 3703 3704 return (EINVAL); 3705} 3706