Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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FreeBSD/Linux Kernel Cross Reference
sys/i386/linux/linux.h
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1 /*- 2 * Copyright (c) 1994-1996 Søren Schmidt 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer 10 * in this position and unchanged. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. The name of the author may not be used to endorse or promote products 15 * derived from this software without specific prior written permission 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * 28 * $FreeBSD: releng/8.2/sys/i386/linux/linux.h 199583 2009-11-20 15:27:52Z jhb $ 29 */ 30 31 #ifndef _I386_LINUX_H_ 32 #define _I386_LINUX_H_ 33 34 #include <sys/signal.h> /* for sigval union */ 35 36 #include <i386/linux/linux_syscall.h> 37 38 /* 39 * debugging support 40 */ 41 extern u_char linux_debug_map[]; 42 #define ldebug(name) isclr(linux_debug_map, LINUX_SYS_linux_ ## name) 43 #define ARGS(nm, fmt) "linux(%ld): "#nm"("fmt")\n", (long)td->td_proc->p_pid 44 #define LMSG(fmt) "linux(%ld): "fmt"\n", (long)td->td_proc->p_pid 45 46 #ifdef MALLOC_DECLARE 47 MALLOC_DECLARE(M_LINUX); 48 #endif 49 50 #define PTRIN(v) (void *)(v) 51 #define PTROUT(v) (l_uintptr_t)(v) 52 53 /* 54 * Provide a separate set of types for the Linux types. 55 */ 56 typedef int l_int; 57 typedef int32_t l_long; 58 typedef int64_t l_longlong; 59 typedef short l_short; 60 typedef unsigned int l_uint; 61 typedef uint32_t l_ulong; 62 typedef uint64_t l_ulonglong; 63 typedef unsigned short l_ushort; 64 65 typedef char *l_caddr_t; 66 typedef l_ulong l_uintptr_t; 67 typedef l_long l_clock_t; 68 typedef l_int l_daddr_t; 69 typedef l_ushort l_dev_t; 70 typedef l_uint l_gid_t; 71 typedef l_ushort l_gid16_t; 72 typedef l_ulong l_ino_t; 73 typedef l_int l_key_t; 74 typedef l_longlong l_loff_t; 75 typedef l_ushort l_mode_t; 76 typedef l_long l_off_t; 77 typedef l_int l_pid_t; 78 typedef l_uint l_size_t; 79 typedef l_long l_suseconds_t; 80 typedef l_long l_time_t; 81 typedef l_uint l_uid_t; 82 typedef l_ushort l_uid16_t; 83 typedef l_int l_timer_t; 84 typedef l_int l_mqd_t; 85 86 typedef struct { 87 l_int val[2]; 88 } l_fsid_t; 89 90 typedef struct { 91 l_time_t tv_sec; 92 l_suseconds_t tv_usec; 93 } l_timeval; 94 95 #define l_fd_set fd_set 96 97 /* 98 * Miscellaneous 99 */ 100 #define LINUX_NAME_MAX 255 101 #define LINUX_MAX_UTSNAME 65 102 103 #define LINUX_CTL_MAXNAME 10 104 105 #define LINUX_AT_COUNT 16 /* Count of used aux entry types. 106 * Keep this synchronized with 107 * elf_linux_fixup() code. 108 */ 109 struct l___sysctl_args 110 { 111 l_int *name; 112 l_int nlen; 113 void *oldval; 114 l_size_t *oldlenp; 115 void *newval; 116 l_size_t newlen; 117 l_ulong __spare[4]; 118 }; 119 120 /* Scheduling policies */ 121 #define LINUX_SCHED_OTHER 0 122 #define LINUX_SCHED_FIFO 1 123 #define LINUX_SCHED_RR 2 124 125 /* Resource limits */ 126 #define LINUX_RLIMIT_CPU 0 127 #define LINUX_RLIMIT_FSIZE 1 128 #define LINUX_RLIMIT_DATA 2 129 #define LINUX_RLIMIT_STACK 3 130 #define LINUX_RLIMIT_CORE 4 131 #define LINUX_RLIMIT_RSS 5 132 #define LINUX_RLIMIT_NPROC 6 133 #define LINUX_RLIMIT_NOFILE 7 134 #define LINUX_RLIMIT_MEMLOCK 8 135 #define LINUX_RLIMIT_AS 9 /* Address space limit */ 136 137 #define LINUX_RLIM_NLIMITS 10 138 139 struct l_rlimit { 140 l_ulong rlim_cur; 141 l_ulong rlim_max; 142 }; 143 144 /* mmap options */ 145 #define LINUX_MAP_SHARED 0x0001 146 #define LINUX_MAP_PRIVATE 0x0002 147 #define LINUX_MAP_FIXED 0x0010 148 #define LINUX_MAP_ANON 0x0020 149 #define LINUX_MAP_GROWSDOWN 0x0100 150 151 struct l_mmap_argv { 152 l_uintptr_t addr; 153 l_size_t len; 154 l_int prot; 155 l_int flags; 156 l_int fd; 157 l_off_t pgoff; 158 } __packed; 159 160 /* 161 * stat family of syscalls 162 */ 163 struct l_timespec { 164 l_time_t tv_sec; 165 l_long tv_nsec; 166 }; 167 168 struct l_newstat { 169 l_ushort st_dev; 170 l_ushort __pad1; 171 l_ulong st_ino; 172 l_ushort st_mode; 173 l_ushort st_nlink; 174 l_ushort st_uid; 175 l_ushort st_gid; 176 l_ushort st_rdev; 177 l_ushort __pad2; 178 l_ulong st_size; 179 l_ulong st_blksize; 180 l_ulong st_blocks; 181 struct l_timespec st_atimespec; 182 struct l_timespec st_mtimespec; 183 struct l_timespec st_ctimespec; 184 l_ulong __unused4; 185 l_ulong __unused5; 186 }; 187 188 struct l_stat { 189 l_ushort st_dev; 190 l_ulong st_ino; 191 l_ushort st_mode; 192 l_ushort st_nlink; 193 l_ushort st_uid; 194 l_ushort st_gid; 195 l_ushort st_rdev; 196 l_long st_size; 197 struct l_timespec st_atimespec; 198 struct l_timespec st_mtimespec; 199 struct l_timespec st_ctimespec; 200 l_long st_blksize; 201 l_long st_blocks; 202 l_ulong st_flags; 203 l_ulong st_gen; 204 }; 205 206 struct l_stat64 { 207 l_ushort st_dev; 208 u_char __pad0[10]; 209 l_ulong __st_ino; 210 l_uint st_mode; 211 l_uint st_nlink; 212 l_ulong st_uid; 213 l_ulong st_gid; 214 l_ushort st_rdev; 215 u_char __pad3[10]; 216 l_longlong st_size; 217 l_ulong st_blksize; 218 l_ulong st_blocks; 219 l_ulong __pad4; 220 struct l_timespec st_atimespec; 221 struct l_timespec st_mtimespec; 222 struct l_timespec st_ctimespec; 223 l_ulonglong st_ino; 224 }; 225 226 struct l_statfs64 { 227 l_int f_type; 228 l_int f_bsize; 229 uint64_t f_blocks; 230 uint64_t f_bfree; 231 uint64_t f_bavail; 232 uint64_t f_files; 233 uint64_t f_ffree; 234 l_fsid_t f_fsid; 235 l_int f_namelen; 236 l_int f_spare[6]; 237 }; 238 239 struct l_new_utsname { 240 char sysname[LINUX_MAX_UTSNAME]; 241 char nodename[LINUX_MAX_UTSNAME]; 242 char release[LINUX_MAX_UTSNAME]; 243 char version[LINUX_MAX_UTSNAME]; 244 char machine[LINUX_MAX_UTSNAME]; 245 char domainname[LINUX_MAX_UTSNAME]; 246 }; 247 248 /* 249 * Signalling 250 */ 251 #define LINUX_SIGHUP 1 252 #define LINUX_SIGINT 2 253 #define LINUX_SIGQUIT 3 254 #define LINUX_SIGILL 4 255 #define LINUX_SIGTRAP 5 256 #define LINUX_SIGABRT 6 257 #define LINUX_SIGIOT LINUX_SIGABRT 258 #define LINUX_SIGBUS 7 259 #define LINUX_SIGFPE 8 260 #define LINUX_SIGKILL 9 261 #define LINUX_SIGUSR1 10 262 #define LINUX_SIGSEGV 11 263 #define LINUX_SIGUSR2 12 264 #define LINUX_SIGPIPE 13 265 #define LINUX_SIGALRM 14 266 #define LINUX_SIGTERM 15 267 #define LINUX_SIGSTKFLT 16 268 #define LINUX_SIGCHLD 17 269 #define LINUX_SIGCONT 18 270 #define LINUX_SIGSTOP 19 271 #define LINUX_SIGTSTP 20 272 #define LINUX_SIGTTIN 21 273 #define LINUX_SIGTTOU 22 274 #define LINUX_SIGURG 23 275 #define LINUX_SIGXCPU 24 276 #define LINUX_SIGXFSZ 25 277 #define LINUX_SIGVTALRM 26 278 #define LINUX_SIGPROF 27 279 #define LINUX_SIGWINCH 28 280 #define LINUX_SIGIO 29 281 #define LINUX_SIGPOLL LINUX_SIGIO 282 #define LINUX_SIGPWR 30 283 #define LINUX_SIGSYS 31 284 285 #define LINUX_SIGTBLSZ 31 286 #define LINUX_NSIG_WORDS 2 287 #define LINUX_NBPW 32 288 #define LINUX_NSIG (LINUX_NBPW * LINUX_NSIG_WORDS) 289 290 /* sigaction flags */ 291 #define LINUX_SA_NOCLDSTOP 0x00000001 292 #define LINUX_SA_NOCLDWAIT 0x00000002 293 #define LINUX_SA_SIGINFO 0x00000004 294 #define LINUX_SA_RESTORER 0x04000000 295 #define LINUX_SA_ONSTACK 0x08000000 296 #define LINUX_SA_RESTART 0x10000000 297 #define LINUX_SA_INTERRUPT 0x20000000 298 #define LINUX_SA_NOMASK 0x40000000 299 #define LINUX_SA_ONESHOT 0x80000000 300 301 /* sigprocmask actions */ 302 #define LINUX_SIG_BLOCK 0 303 #define LINUX_SIG_UNBLOCK 1 304 #define LINUX_SIG_SETMASK 2 305 306 /* sigset_t macros */ 307 #define LINUX_SIGEMPTYSET(set) (set).__bits[0] = (set).__bits[1] = 0 308 #define LINUX_SIGISMEMBER(set, sig) SIGISMEMBER(set, sig) 309 #define LINUX_SIGADDSET(set, sig) SIGADDSET(set, sig) 310 311 /* sigaltstack */ 312 #define LINUX_MINSIGSTKSZ 2048 313 #define LINUX_SS_ONSTACK 1 314 #define LINUX_SS_DISABLE 2 315 316 int linux_to_bsd_sigaltstack(int lsa); 317 int bsd_to_linux_sigaltstack(int bsa); 318 319 typedef void (*l_handler_t)(l_int); 320 typedef l_ulong l_osigset_t; 321 322 typedef struct { 323 l_uint __bits[LINUX_NSIG_WORDS]; 324 } l_sigset_t; 325 326 typedef struct { 327 l_handler_t lsa_handler; 328 l_osigset_t lsa_mask; 329 l_ulong lsa_flags; 330 void (*lsa_restorer)(void); 331 } l_osigaction_t; 332 333 typedef struct { 334 l_handler_t lsa_handler; 335 l_ulong lsa_flags; 336 void (*lsa_restorer)(void); 337 l_sigset_t lsa_mask; 338 } l_sigaction_t; 339 340 typedef struct { 341 void *ss_sp; 342 l_int ss_flags; 343 l_size_t ss_size; 344 } l_stack_t; 345 346 /* The Linux sigcontext, pretty much a standard 386 trapframe. */ 347 struct l_sigcontext { 348 l_int sc_gs; 349 l_int sc_fs; 350 l_int sc_es; 351 l_int sc_ds; 352 l_int sc_edi; 353 l_int sc_esi; 354 l_int sc_ebp; 355 l_int sc_esp; 356 l_int sc_ebx; 357 l_int sc_edx; 358 l_int sc_ecx; 359 l_int sc_eax; 360 l_int sc_trapno; 361 l_int sc_err; 362 l_int sc_eip; 363 l_int sc_cs; 364 l_int sc_eflags; 365 l_int sc_esp_at_signal; 366 l_int sc_ss; 367 l_int sc_387; 368 l_int sc_mask; 369 l_int sc_cr2; 370 }; 371 372 struct l_ucontext { 373 l_ulong uc_flags; 374 void *uc_link; 375 l_stack_t uc_stack; 376 struct l_sigcontext uc_mcontext; 377 l_sigset_t uc_sigmask; 378 }; 379 380 #define LINUX_SI_MAX_SIZE 128 381 #define LINUX_SI_PAD_SIZE ((LINUX_SI_MAX_SIZE/sizeof(l_int)) - 3) 382 383 typedef union l_sigval { 384 l_int sival_int; 385 l_uintptr_t sival_ptr; 386 } l_sigval_t; 387 388 typedef struct l_siginfo { 389 l_int lsi_signo; 390 l_int lsi_errno; 391 l_int lsi_code; 392 union { 393 l_int _pad[LINUX_SI_PAD_SIZE]; 394 395 struct { 396 l_pid_t _pid; 397 l_uid_t _uid; 398 } _kill; 399 400 struct { 401 l_timer_t _tid; 402 l_int _overrun; 403 char _pad[sizeof(l_uid_t) - sizeof(l_int)]; 404 l_sigval_t _sigval; 405 l_int _sys_private; 406 } _timer; 407 408 struct { 409 l_pid_t _pid; /* sender's pid */ 410 l_uid_t _uid; /* sender's uid */ 411 l_sigval_t _sigval; 412 } _rt; 413 414 struct { 415 l_pid_t _pid; /* which child */ 416 l_uid_t _uid; /* sender's uid */ 417 l_int _status; /* exit code */ 418 l_clock_t _utime; 419 l_clock_t _stime; 420 } _sigchld; 421 422 struct { 423 l_uintptr_t _addr; /* Faulting insn/memory ref. */ 424 } _sigfault; 425 426 struct { 427 l_long _band; /* POLL_IN,POLL_OUT,POLL_MSG */ 428 l_int _fd; 429 } _sigpoll; 430 } _sifields; 431 } l_siginfo_t; 432 433 #define lsi_pid _sifields._kill._pid 434 #define lsi_uid _sifields._kill._uid 435 #define lsi_tid _sifields._timer._tid 436 #define lsi_overrun _sifields._timer._overrun 437 #define lsi_sys_private _sifields._timer._sys_private 438 #define lsi_status _sifields._sigchld._status 439 #define lsi_utime _sifields._sigchld._utime 440 #define lsi_stime _sifields._sigchld._stime 441 #define lsi_value _sifields._rt._sigval 442 #define lsi_int _sifields._rt._sigval.sival_int 443 #define lsi_ptr _sifields._rt._sigval.sival_ptr 444 #define lsi_addr _sifields._sigfault._addr 445 #define lsi_band _sifields._sigpoll._band 446 #define lsi_fd _sifields._sigpoll._fd 447 448 struct l_fpreg { 449 u_int16_t significand[4]; 450 u_int16_t exponent; 451 }; 452 453 struct l_fpxreg { 454 u_int16_t significand[4]; 455 u_int16_t exponent; 456 u_int16_t padding[3]; 457 }; 458 459 struct l_xmmreg { 460 u_int32_t element[4]; 461 }; 462 463 struct l_fpstate { 464 /* Regular FPU environment */ 465 u_int32_t cw; 466 u_int32_t sw; 467 u_int32_t tag; 468 u_int32_t ipoff; 469 u_int32_t cssel; 470 u_int32_t dataoff; 471 u_int32_t datasel; 472 struct l_fpreg _st[8]; 473 u_int16_t status; 474 u_int16_t magic; /* 0xffff = regular FPU data */ 475 476 /* FXSR FPU environment */ 477 u_int32_t _fxsr_env[6]; /* env is ignored. */ 478 u_int32_t mxcsr; 479 u_int32_t reserved; 480 struct l_fpxreg _fxsr_st[8]; /* reg data is ignored. */ 481 struct l_xmmreg _xmm[8]; 482 u_int32_t padding[56]; 483 }; 484 485 /* 486 * We make the stack look like Linux expects it when calling a signal 487 * handler, but use the BSD way of calling the handler and sigreturn(). 488 * This means that we need to pass the pointer to the handler too. 489 * It is appended to the frame to not interfere with the rest of it. 490 */ 491 struct l_sigframe { 492 l_int sf_sig; 493 struct l_sigcontext sf_sc; 494 struct l_fpstate sf_fpstate; 495 l_uint sf_extramask[LINUX_NSIG_WORDS-1]; 496 l_handler_t sf_handler; 497 }; 498 499 struct l_rt_sigframe { 500 l_int sf_sig; 501 l_siginfo_t *sf_siginfo; 502 struct l_ucontext *sf_ucontext; 503 l_siginfo_t sf_si; 504 struct l_ucontext sf_sc; 505 l_handler_t sf_handler; 506 }; 507 508 extern int bsd_to_linux_signal[]; 509 extern int linux_to_bsd_signal[]; 510 extern struct sysentvec linux_sysvec; 511 extern struct sysentvec elf_linux_sysvec; 512 513 /* 514 * Pluggable ioctl handlers 515 */ 516 struct linux_ioctl_args; 517 struct thread; 518 519 typedef int linux_ioctl_function_t(struct thread *, struct linux_ioctl_args *); 520 521 struct linux_ioctl_handler { 522 linux_ioctl_function_t *func; 523 int low, high; 524 }; 525 526 int linux_ioctl_register_handler(struct linux_ioctl_handler *h); 527 int linux_ioctl_unregister_handler(struct linux_ioctl_handler *h); 528 529 /* 530 * open/fcntl flags 531 */ 532 #define LINUX_O_RDONLY 00000000 533 #define LINUX_O_WRONLY 00000001 534 #define LINUX_O_RDWR 00000002 535 #define LINUX_O_ACCMODE 00000003 536 #define LINUX_O_CREAT 00000100 537 #define LINUX_O_EXCL 00000200 538 #define LINUX_O_NOCTTY 00000400 539 #define LINUX_O_TRUNC 00001000 540 #define LINUX_O_APPEND 00002000 541 #define LINUX_O_NONBLOCK 00004000 542 #define LINUX_O_NDELAY LINUX_O_NONBLOCK 543 #define LINUX_O_SYNC 00010000 544 #define LINUX_FASYNC 00020000 545 #define LINUX_O_DIRECT 00040000 /* Direct disk access hint */ 546 #define LINUX_O_LARGEFILE 00100000 547 #define LINUX_O_DIRECTORY 00200000 /* Must be a directory */ 548 #define LINUX_O_NOFOLLOW 00400000 /* Do not follow links */ 549 #define LINUX_O_NOATIME 01000000 550 #define LINUX_O_CLOEXEC 02000000 551 552 #define LINUX_F_DUPFD 0 553 #define LINUX_F_GETFD 1 554 #define LINUX_F_SETFD 2 555 #define LINUX_F_GETFL 3 556 #define LINUX_F_SETFL 4 557 #define LINUX_F_GETLK 5 558 #define LINUX_F_SETLK 6 559 #define LINUX_F_SETLKW 7 560 #define LINUX_F_SETOWN 8 561 #define LINUX_F_GETOWN 9 562 563 #define LINUX_F_GETLK64 12 564 #define LINUX_F_SETLK64 13 565 #define LINUX_F_SETLKW64 14 566 567 #define LINUX_F_RDLCK 0 568 #define LINUX_F_WRLCK 1 569 #define LINUX_F_UNLCK 2 570 571 /* 572 * mount flags 573 */ 574 #define LINUX_MS_RDONLY 0x0001 575 #define LINUX_MS_NOSUID 0x0002 576 #define LINUX_MS_NODEV 0x0004 577 #define LINUX_MS_NOEXEC 0x0008 578 #define LINUX_MS_REMOUNT 0x0020 579 580 /* 581 * SystemV IPC defines 582 */ 583 #define LINUX_SEMOP 1 584 #define LINUX_SEMGET 2 585 #define LINUX_SEMCTL 3 586 #define LINUX_MSGSND 11 587 #define LINUX_MSGRCV 12 588 #define LINUX_MSGGET 13 589 #define LINUX_MSGCTL 14 590 #define LINUX_SHMAT 21 591 #define LINUX_SHMDT 22 592 #define LINUX_SHMGET 23 593 #define LINUX_SHMCTL 24 594 595 #define LINUX_IPC_RMID 0 596 #define LINUX_IPC_SET 1 597 #define LINUX_IPC_STAT 2 598 #define LINUX_IPC_INFO 3 599 600 #define LINUX_SHM_LOCK 11 601 #define LINUX_SHM_UNLOCK 12 602 #define LINUX_SHM_STAT 13 603 #define LINUX_SHM_INFO 14 604 605 #define LINUX_SHM_RDONLY 0x1000 606 #define LINUX_SHM_RND 0x2000 607 #define LINUX_SHM_REMAP 0x4000 608 609 /* semctl commands */ 610 #define LINUX_GETPID 11 611 #define LINUX_GETVAL 12 612 #define LINUX_GETALL 13 613 #define LINUX_GETNCNT 14 614 #define LINUX_GETZCNT 15 615 #define LINUX_SETVAL 16 616 #define LINUX_SETALL 17 617 #define LINUX_SEM_STAT 18 618 #define LINUX_SEM_INFO 19 619 620 union l_semun { 621 l_int val; 622 struct l_semid_ds *buf; 623 l_ushort *array; 624 struct l_seminfo *__buf; 625 void *__pad; 626 }; 627 628 /* 629 * Socket defines 630 */ 631 #define LINUX_SOCKET 1 632 #define LINUX_BIND 2 633 #define LINUX_CONNECT 3 634 #define LINUX_LISTEN 4 635 #define LINUX_ACCEPT 5 636 #define LINUX_GETSOCKNAME 6 637 #define LINUX_GETPEERNAME 7 638 #define LINUX_SOCKETPAIR 8 639 #define LINUX_SEND 9 640 #define LINUX_RECV 10 641 #define LINUX_SENDTO 11 642 #define LINUX_RECVFROM 12 643 #define LINUX_SHUTDOWN 13 644 #define LINUX_SETSOCKOPT 14 645 #define LINUX_GETSOCKOPT 15 646 #define LINUX_SENDMSG 16 647 #define LINUX_RECVMSG 17 648 #define LINUX_ACCEPT4 18 649 650 #define LINUX_SOL_SOCKET 1 651 #define LINUX_SOL_IP 0 652 #define LINUX_SOL_IPX 256 653 #define LINUX_SOL_AX25 257 654 #define LINUX_SOL_TCP 6 655 #define LINUX_SOL_UDP 17 656 657 #define LINUX_SO_DEBUG 1 658 #define LINUX_SO_REUSEADDR 2 659 #define LINUX_SO_TYPE 3 660 #define LINUX_SO_ERROR 4 661 #define LINUX_SO_DONTROUTE 5 662 #define LINUX_SO_BROADCAST 6 663 #define LINUX_SO_SNDBUF 7 664 #define LINUX_SO_RCVBUF 8 665 #define LINUX_SO_KEEPALIVE 9 666 #define LINUX_SO_OOBINLINE 10 667 #define LINUX_SO_NO_CHECK 11 668 #define LINUX_SO_PRIORITY 12 669 #define LINUX_SO_LINGER 13 670 #define LINUX_SO_PEERCRED 17 671 #define LINUX_SO_RCVLOWAT 18 672 #define LINUX_SO_SNDLOWAT 19 673 #define LINUX_SO_RCVTIMEO 20 674 #define LINUX_SO_SNDTIMEO 21 675 #define LINUX_SO_TIMESTAMP 29 676 #define LINUX_SO_ACCEPTCONN 30 677 678 #define LINUX_IP_TOS 1 679 #define LINUX_IP_TTL 2 680 #define LINUX_IP_HDRINCL 3 681 #define LINUX_IP_OPTIONS 4 682 683 #define LINUX_IP_MULTICAST_IF 32 684 #define LINUX_IP_MULTICAST_TTL 33 685 #define LINUX_IP_MULTICAST_LOOP 34 686 #define LINUX_IP_ADD_MEMBERSHIP 35 687 #define LINUX_IP_DROP_MEMBERSHIP 36 688 689 struct l_sockaddr { 690 l_ushort sa_family; 691 char sa_data[14]; 692 }; 693 694 struct l_msghdr { 695 l_uintptr_t msg_name; 696 l_int msg_namelen; 697 l_uintptr_t msg_iov; 698 l_size_t msg_iovlen; 699 l_uintptr_t msg_control; 700 l_size_t msg_controllen; 701 l_uint msg_flags; 702 }; 703 704 struct l_cmsghdr { 705 l_size_t cmsg_len; 706 l_int cmsg_level; 707 l_int cmsg_type; 708 }; 709 710 struct l_ifmap { 711 l_ulong mem_start; 712 l_ulong mem_end; 713 l_ushort base_addr; 714 u_char irq; 715 u_char dma; 716 u_char port; 717 }; 718 719 #define LINUX_IFHWADDRLEN 6 720 #define LINUX_IFNAMSIZ 16 721 722 struct l_ifreq { 723 union { 724 char ifrn_name[LINUX_IFNAMSIZ]; 725 } ifr_ifrn; 726 727 union { 728 struct l_sockaddr ifru_addr; 729 struct l_sockaddr ifru_dstaddr; 730 struct l_sockaddr ifru_broadaddr; 731 struct l_sockaddr ifru_netmask; 732 struct l_sockaddr ifru_hwaddr; 733 l_short ifru_flags[1]; 734 l_int ifru_metric; 735 l_int ifru_mtu; 736 struct l_ifmap ifru_map; 737 char ifru_slave[LINUX_IFNAMSIZ]; 738 l_caddr_t ifru_data; 739 } ifr_ifru; 740 }; 741 742 #define ifr_name ifr_ifrn.ifrn_name /* Interface name */ 743 #define ifr_hwaddr ifr_ifru.ifru_hwaddr /* MAC address */ 744 745 /* 746 * poll() 747 */ 748 #define LINUX_POLLIN 0x0001 749 #define LINUX_POLLPRI 0x0002 750 #define LINUX_POLLOUT 0x0004 751 #define LINUX_POLLERR 0x0008 752 #define LINUX_POLLHUP 0x0010 753 #define LINUX_POLLNVAL 0x0020 754 #define LINUX_POLLRDNORM 0x0040 755 #define LINUX_POLLRDBAND 0x0080 756 #define LINUX_POLLWRNORM 0x0100 757 #define LINUX_POLLWRBAND 0x0200 758 #define LINUX_POLLMSG 0x0400 759 760 struct l_pollfd { 761 l_int fd; 762 l_short events; 763 l_short revents; 764 }; 765 766 struct l_user_desc { 767 l_uint entry_number; 768 l_uint base_addr; 769 l_uint limit; 770 l_uint seg_32bit:1; 771 l_uint contents:2; 772 l_uint read_exec_only:1; 773 l_uint limit_in_pages:1; 774 l_uint seg_not_present:1; 775 l_uint useable:1; 776 }; 777 778 struct l_desc_struct { 779 unsigned long a, b; 780 }; 781 782 783 #define LINUX_LOWERWORD 0x0000ffff 784 785 /* 786 * Macros which does the same thing as those in Linux include/asm-um/ldt-i386.h. 787 * These convert Linux user space descriptor to machine one. 788 */ 789 #define LINUX_LDT_entry_a(info) \ 790 ((((info)->base_addr & LINUX_LOWERWORD) << 16) | \ 791 ((info)->limit & LINUX_LOWERWORD)) 792 793 #define LINUX_ENTRY_B_READ_EXEC_ONLY 9 794 #define LINUX_ENTRY_B_CONTENTS 10 795 #define LINUX_ENTRY_B_SEG_NOT_PRESENT 15 796 #define LINUX_ENTRY_B_BASE_ADDR 16 797 #define LINUX_ENTRY_B_USEABLE 20 798 #define LINUX_ENTRY_B_SEG32BIT 22 799 #define LINUX_ENTRY_B_LIMIT 23 800 801 #define LINUX_LDT_entry_b(info) \ 802 (((info)->base_addr & 0xff000000) | \ 803 ((info)->limit & 0xf0000) | \ 804 ((info)->contents << LINUX_ENTRY_B_CONTENTS) | \ 805 (((info)->seg_not_present == 0) << LINUX_ENTRY_B_SEG_NOT_PRESENT) | \ 806 (((info)->base_addr & 0x00ff0000) >> LINUX_ENTRY_B_BASE_ADDR) | \ 807 (((info)->read_exec_only == 0) << LINUX_ENTRY_B_READ_EXEC_ONLY) | \ 808 ((info)->seg_32bit << LINUX_ENTRY_B_SEG32BIT) | \ 809 ((info)->useable << LINUX_ENTRY_B_USEABLE) | \ 810 ((info)->limit_in_pages << LINUX_ENTRY_B_LIMIT) | 0x7000) 811 812 #define LINUX_LDT_empty(info) \ 813 ((info)->base_addr == 0 && \ 814 (info)->limit == 0 && \ 815 (info)->contents == 0 && \ 816 (info)->seg_not_present == 1 && \ 817 (info)->read_exec_only == 1 && \ 818 (info)->seg_32bit == 0 && \ 819 (info)->limit_in_pages == 0 && \ 820 (info)->useable == 0) 821 822 /* 823 * Macros for converting segments. 824 * They do the same as those in arch/i386/kernel/process.c in Linux. 825 */ 826 #define LINUX_GET_BASE(desc) \ 827 ((((desc)->a >> 16) & LINUX_LOWERWORD) | \ 828 (((desc)->b << 16) & 0x00ff0000) | \ 829 ((desc)->b & 0xff000000)) 830 831 #define LINUX_GET_LIMIT(desc) \ 832 (((desc)->a & LINUX_LOWERWORD) | \ 833 ((desc)->b & 0xf0000)) 834 835 #define LINUX_GET_32BIT(desc) \ 836 (((desc)->b >> LINUX_ENTRY_B_SEG32BIT) & 1) 837 #define LINUX_GET_CONTENTS(desc) \ 838 (((desc)->b >> LINUX_ENTRY_B_CONTENTS) & 3) 839 #define LINUX_GET_WRITABLE(desc) \ 840 (((desc)->b >> LINUX_ENTRY_B_READ_EXEC_ONLY) & 1) 841 #define LINUX_GET_LIMIT_PAGES(desc) \ 842 (((desc)->b >> LINUX_ENTRY_B_LIMIT) & 1) 843 #define LINUX_GET_PRESENT(desc) \ 844 (((desc)->b >> LINUX_ENTRY_B_SEG_NOT_PRESENT) & 1) 845 #define LINUX_GET_USEABLE(desc) \ 846 (((desc)->b >> LINUX_ENTRY_B_USEABLE) & 1) 847 848 #define LINUX_CLOCK_REALTIME 0 849 #define LINUX_CLOCK_MONOTONIC 1 850 #define LINUX_CLOCK_PROCESS_CPUTIME_ID 2 851 #define LINUX_CLOCK_THREAD_CPUTIME_ID 3 852 #define LINUX_CLOCK_REALTIME_HR 4 853 #define LINUX_CLOCK_MONOTONIC_HR 5 854 855 #define LINUX_CLONE_VM 0x00000100 856 #define LINUX_CLONE_FS 0x00000200 857 #define LINUX_CLONE_FILES 0x00000400 858 #define LINUX_CLONE_SIGHAND 0x00000800 859 #define LINUX_CLONE_PID 0x00001000 /* No longer exist in Linux */ 860 #define LINUX_CLONE_VFORK 0x00004000 861 #define LINUX_CLONE_PARENT 0x00008000 862 #define LINUX_CLONE_THREAD 0x00010000 863 #define LINUX_CLONE_SETTLS 0x00080000 864 #define LINUX_CLONE_PARENT_SETTID 0x00100000 865 #define LINUX_CLONE_CHILD_CLEARTID 0x00200000 866 #define LINUX_CLONE_CHILD_SETTID 0x01000000 867 868 #define LINUX_THREADING_FLAGS \ 869 (LINUX_CLONE_VM | LINUX_CLONE_FS | LINUX_CLONE_FILES | \ 870 LINUX_CLONE_SIGHAND | LINUX_CLONE_THREAD) 871 872 /* robust futexes */ 873 struct linux_robust_list { 874 struct linux_robust_list *next; 875 }; 876 877 struct linux_robust_list_head { 878 struct linux_robust_list list; 879 l_long futex_offset; 880 struct linux_robust_list *pending_list; 881 }; 882 883 #endif /* !_I386_LINUX_H_ */
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