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/9.2/sys/i386/linux/linux.h 247558 2013-03-01 18:39:46Z 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 #define LINUX_DTRACE linuxulator 46 47 #ifdef MALLOC_DECLARE 48 MALLOC_DECLARE(M_LINUX); 49 #endif 50 51 #define LINUX_SHAREDPAGE (VM_MAXUSER_ADDRESS - PAGE_SIZE) 52 #define LINUX_USRSTACK LINUX_SHAREDPAGE 53 54 #define PTRIN(v) (void *)(v) 55 #define PTROUT(v) (l_uintptr_t)(v) 56 57 /* 58 * Provide a separate set of types for the Linux types. 59 */ 60 typedef int l_int; 61 typedef int32_t l_long; 62 typedef int64_t l_longlong; 63 typedef short l_short; 64 typedef unsigned int l_uint; 65 typedef uint32_t l_ulong; 66 typedef uint64_t l_ulonglong; 67 typedef unsigned short l_ushort; 68 69 typedef char *l_caddr_t; 70 typedef l_ulong l_uintptr_t; 71 typedef l_long l_clock_t; 72 typedef l_int l_daddr_t; 73 typedef l_ushort l_dev_t; 74 typedef l_uint l_gid_t; 75 typedef l_ushort l_gid16_t; 76 typedef l_ulong l_ino_t; 77 typedef l_int l_key_t; 78 typedef l_longlong l_loff_t; 79 typedef l_ushort l_mode_t; 80 typedef l_long l_off_t; 81 typedef l_int l_pid_t; 82 typedef l_uint l_size_t; 83 typedef l_long l_suseconds_t; 84 typedef l_long l_time_t; 85 typedef l_uint l_uid_t; 86 typedef l_ushort l_uid16_t; 87 typedef l_int l_timer_t; 88 typedef l_int l_mqd_t; 89 90 typedef struct { 91 l_int val[2]; 92 } l_fsid_t; 93 94 typedef struct { 95 l_time_t tv_sec; 96 l_suseconds_t tv_usec; 97 } l_timeval; 98 99 #define l_fd_set fd_set 100 101 /* 102 * Miscellaneous 103 */ 104 #define LINUX_NAME_MAX 255 105 #define LINUX_MAX_UTSNAME 65 106 107 #define LINUX_CTL_MAXNAME 10 108 109 #define LINUX_AT_COUNT 16 /* Count of used aux entry types. 110 * Keep this synchronized with 111 * elf_linux_fixup() code. 112 */ 113 struct l___sysctl_args 114 { 115 l_int *name; 116 l_int nlen; 117 void *oldval; 118 l_size_t *oldlenp; 119 void *newval; 120 l_size_t newlen; 121 l_ulong __spare[4]; 122 }; 123 124 /* Scheduling policies */ 125 #define LINUX_SCHED_OTHER 0 126 #define LINUX_SCHED_FIFO 1 127 #define LINUX_SCHED_RR 2 128 129 /* Resource limits */ 130 #define LINUX_RLIMIT_CPU 0 131 #define LINUX_RLIMIT_FSIZE 1 132 #define LINUX_RLIMIT_DATA 2 133 #define LINUX_RLIMIT_STACK 3 134 #define LINUX_RLIMIT_CORE 4 135 #define LINUX_RLIMIT_RSS 5 136 #define LINUX_RLIMIT_NPROC 6 137 #define LINUX_RLIMIT_NOFILE 7 138 #define LINUX_RLIMIT_MEMLOCK 8 139 #define LINUX_RLIMIT_AS 9 /* Address space limit */ 140 141 #define LINUX_RLIM_NLIMITS 10 142 143 struct l_rlimit { 144 l_ulong rlim_cur; 145 l_ulong rlim_max; 146 }; 147 148 /* mmap options */ 149 #define LINUX_MAP_SHARED 0x0001 150 #define LINUX_MAP_PRIVATE 0x0002 151 #define LINUX_MAP_FIXED 0x0010 152 #define LINUX_MAP_ANON 0x0020 153 #define LINUX_MAP_GROWSDOWN 0x0100 154 155 struct l_mmap_argv { 156 l_uintptr_t addr; 157 l_size_t len; 158 l_int prot; 159 l_int flags; 160 l_int fd; 161 l_off_t pgoff; 162 } __packed; 163 164 /* 165 * stat family of syscalls 166 */ 167 struct l_timespec { 168 l_time_t tv_sec; 169 l_long tv_nsec; 170 }; 171 172 struct l_newstat { 173 l_ushort st_dev; 174 l_ushort __pad1; 175 l_ulong st_ino; 176 l_ushort st_mode; 177 l_ushort st_nlink; 178 l_ushort st_uid; 179 l_ushort st_gid; 180 l_ushort st_rdev; 181 l_ushort __pad2; 182 l_ulong st_size; 183 l_ulong st_blksize; 184 l_ulong st_blocks; 185 struct l_timespec st_atim; 186 struct l_timespec st_mtim; 187 struct l_timespec st_ctim; 188 l_ulong __unused4; 189 l_ulong __unused5; 190 }; 191 192 struct l_stat { 193 l_ushort st_dev; 194 l_ulong st_ino; 195 l_ushort st_mode; 196 l_ushort st_nlink; 197 l_ushort st_uid; 198 l_ushort st_gid; 199 l_ushort st_rdev; 200 l_long st_size; 201 struct l_timespec st_atim; 202 struct l_timespec st_mtim; 203 struct l_timespec st_ctim; 204 l_long st_blksize; 205 l_long st_blocks; 206 l_ulong st_flags; 207 l_ulong st_gen; 208 }; 209 210 struct l_stat64 { 211 l_ushort st_dev; 212 u_char __pad0[10]; 213 l_ulong __st_ino; 214 l_uint st_mode; 215 l_uint st_nlink; 216 l_ulong st_uid; 217 l_ulong st_gid; 218 l_ushort st_rdev; 219 u_char __pad3[10]; 220 l_longlong st_size; 221 l_ulong st_blksize; 222 l_ulong st_blocks; 223 l_ulong __pad4; 224 struct l_timespec st_atim; 225 struct l_timespec st_mtim; 226 struct l_timespec st_ctim; 227 l_ulonglong st_ino; 228 }; 229 230 struct l_statfs64 { 231 l_int f_type; 232 l_int f_bsize; 233 uint64_t f_blocks; 234 uint64_t f_bfree; 235 uint64_t f_bavail; 236 uint64_t f_files; 237 uint64_t f_ffree; 238 l_fsid_t f_fsid; 239 l_int f_namelen; 240 l_int f_spare[6]; 241 }; 242 243 struct l_new_utsname { 244 char sysname[LINUX_MAX_UTSNAME]; 245 char nodename[LINUX_MAX_UTSNAME]; 246 char release[LINUX_MAX_UTSNAME]; 247 char version[LINUX_MAX_UTSNAME]; 248 char machine[LINUX_MAX_UTSNAME]; 249 char domainname[LINUX_MAX_UTSNAME]; 250 }; 251 252 /* 253 * Signalling 254 */ 255 #define LINUX_SIGHUP 1 256 #define LINUX_SIGINT 2 257 #define LINUX_SIGQUIT 3 258 #define LINUX_SIGILL 4 259 #define LINUX_SIGTRAP 5 260 #define LINUX_SIGABRT 6 261 #define LINUX_SIGIOT LINUX_SIGABRT 262 #define LINUX_SIGBUS 7 263 #define LINUX_SIGFPE 8 264 #define LINUX_SIGKILL 9 265 #define LINUX_SIGUSR1 10 266 #define LINUX_SIGSEGV 11 267 #define LINUX_SIGUSR2 12 268 #define LINUX_SIGPIPE 13 269 #define LINUX_SIGALRM 14 270 #define LINUX_SIGTERM 15 271 #define LINUX_SIGSTKFLT 16 272 #define LINUX_SIGCHLD 17 273 #define LINUX_SIGCONT 18 274 #define LINUX_SIGSTOP 19 275 #define LINUX_SIGTSTP 20 276 #define LINUX_SIGTTIN 21 277 #define LINUX_SIGTTOU 22 278 #define LINUX_SIGURG 23 279 #define LINUX_SIGXCPU 24 280 #define LINUX_SIGXFSZ 25 281 #define LINUX_SIGVTALRM 26 282 #define LINUX_SIGPROF 27 283 #define LINUX_SIGWINCH 28 284 #define LINUX_SIGIO 29 285 #define LINUX_SIGPOLL LINUX_SIGIO 286 #define LINUX_SIGPWR 30 287 #define LINUX_SIGSYS 31 288 #define LINUX_SIGRTMIN 32 289 290 #define LINUX_SIGTBLSZ 31 291 #define LINUX_NSIG_WORDS 2 292 #define LINUX_NBPW 32 293 #define LINUX_NSIG (LINUX_NBPW * LINUX_NSIG_WORDS) 294 295 /* sigaction flags */ 296 #define LINUX_SA_NOCLDSTOP 0x00000001 297 #define LINUX_SA_NOCLDWAIT 0x00000002 298 #define LINUX_SA_SIGINFO 0x00000004 299 #define LINUX_SA_RESTORER 0x04000000 300 #define LINUX_SA_ONSTACK 0x08000000 301 #define LINUX_SA_RESTART 0x10000000 302 #define LINUX_SA_INTERRUPT 0x20000000 303 #define LINUX_SA_NOMASK 0x40000000 304 #define LINUX_SA_ONESHOT 0x80000000 305 306 /* sigprocmask actions */ 307 #define LINUX_SIG_BLOCK 0 308 #define LINUX_SIG_UNBLOCK 1 309 #define LINUX_SIG_SETMASK 2 310 311 /* sigset_t macros */ 312 #define LINUX_SIGEMPTYSET(set) (set).__bits[0] = (set).__bits[1] = 0 313 #define LINUX_SIGISMEMBER(set, sig) SIGISMEMBER(set, sig) 314 #define LINUX_SIGADDSET(set, sig) SIGADDSET(set, sig) 315 316 /* sigaltstack */ 317 #define LINUX_MINSIGSTKSZ 2048 318 #define LINUX_SS_ONSTACK 1 319 #define LINUX_SS_DISABLE 2 320 321 int linux_to_bsd_sigaltstack(int lsa); 322 int bsd_to_linux_sigaltstack(int bsa); 323 324 typedef void (*l_handler_t)(l_int); 325 typedef l_ulong l_osigset_t; 326 327 typedef struct { 328 l_uint __bits[LINUX_NSIG_WORDS]; 329 } l_sigset_t; 330 331 typedef struct { 332 l_handler_t lsa_handler; 333 l_osigset_t lsa_mask; 334 l_ulong lsa_flags; 335 void (*lsa_restorer)(void); 336 } l_osigaction_t; 337 338 typedef struct { 339 l_handler_t lsa_handler; 340 l_ulong lsa_flags; 341 void (*lsa_restorer)(void); 342 l_sigset_t lsa_mask; 343 } l_sigaction_t; 344 345 typedef struct { 346 void *ss_sp; 347 l_int ss_flags; 348 l_size_t ss_size; 349 } l_stack_t; 350 351 /* The Linux sigcontext, pretty much a standard 386 trapframe. */ 352 struct l_sigcontext { 353 l_int sc_gs; 354 l_int sc_fs; 355 l_int sc_es; 356 l_int sc_ds; 357 l_int sc_edi; 358 l_int sc_esi; 359 l_int sc_ebp; 360 l_int sc_esp; 361 l_int sc_ebx; 362 l_int sc_edx; 363 l_int sc_ecx; 364 l_int sc_eax; 365 l_int sc_trapno; 366 l_int sc_err; 367 l_int sc_eip; 368 l_int sc_cs; 369 l_int sc_eflags; 370 l_int sc_esp_at_signal; 371 l_int sc_ss; 372 l_int sc_387; 373 l_int sc_mask; 374 l_int sc_cr2; 375 }; 376 377 struct l_ucontext { 378 l_ulong uc_flags; 379 void *uc_link; 380 l_stack_t uc_stack; 381 struct l_sigcontext uc_mcontext; 382 l_sigset_t uc_sigmask; 383 }; 384 385 #define LINUX_SI_MAX_SIZE 128 386 #define LINUX_SI_PAD_SIZE ((LINUX_SI_MAX_SIZE/sizeof(l_int)) - 3) 387 388 typedef union l_sigval { 389 l_int sival_int; 390 l_uintptr_t sival_ptr; 391 } l_sigval_t; 392 393 typedef struct l_siginfo { 394 l_int lsi_signo; 395 l_int lsi_errno; 396 l_int lsi_code; 397 union { 398 l_int _pad[LINUX_SI_PAD_SIZE]; 399 400 struct { 401 l_pid_t _pid; 402 l_uid_t _uid; 403 } _kill; 404 405 struct { 406 l_timer_t _tid; 407 l_int _overrun; 408 char _pad[sizeof(l_uid_t) - sizeof(l_int)]; 409 l_sigval_t _sigval; 410 l_int _sys_private; 411 } _timer; 412 413 struct { 414 l_pid_t _pid; /* sender's pid */ 415 l_uid_t _uid; /* sender's uid */ 416 l_sigval_t _sigval; 417 } _rt; 418 419 struct { 420 l_pid_t _pid; /* which child */ 421 l_uid_t _uid; /* sender's uid */ 422 l_int _status; /* exit code */ 423 l_clock_t _utime; 424 l_clock_t _stime; 425 } _sigchld; 426 427 struct { 428 l_uintptr_t _addr; /* Faulting insn/memory ref. */ 429 } _sigfault; 430 431 struct { 432 l_long _band; /* POLL_IN,POLL_OUT,POLL_MSG */ 433 l_int _fd; 434 } _sigpoll; 435 } _sifields; 436 } l_siginfo_t; 437 438 #define lsi_pid _sifields._kill._pid 439 #define lsi_uid _sifields._kill._uid 440 #define lsi_tid _sifields._timer._tid 441 #define lsi_overrun _sifields._timer._overrun 442 #define lsi_sys_private _sifields._timer._sys_private 443 #define lsi_status _sifields._sigchld._status 444 #define lsi_utime _sifields._sigchld._utime 445 #define lsi_stime _sifields._sigchld._stime 446 #define lsi_value _sifields._rt._sigval 447 #define lsi_int _sifields._rt._sigval.sival_int 448 #define lsi_ptr _sifields._rt._sigval.sival_ptr 449 #define lsi_addr _sifields._sigfault._addr 450 #define lsi_band _sifields._sigpoll._band 451 #define lsi_fd _sifields._sigpoll._fd 452 453 struct l_fpreg { 454 u_int16_t significand[4]; 455 u_int16_t exponent; 456 }; 457 458 struct l_fpxreg { 459 u_int16_t significand[4]; 460 u_int16_t exponent; 461 u_int16_t padding[3]; 462 }; 463 464 struct l_xmmreg { 465 u_int32_t element[4]; 466 }; 467 468 struct l_fpstate { 469 /* Regular FPU environment */ 470 u_int32_t cw; 471 u_int32_t sw; 472 u_int32_t tag; 473 u_int32_t ipoff; 474 u_int32_t cssel; 475 u_int32_t dataoff; 476 u_int32_t datasel; 477 struct l_fpreg _st[8]; 478 u_int16_t status; 479 u_int16_t magic; /* 0xffff = regular FPU data */ 480 481 /* FXSR FPU environment */ 482 u_int32_t _fxsr_env[6]; /* env is ignored. */ 483 u_int32_t mxcsr; 484 u_int32_t reserved; 485 struct l_fpxreg _fxsr_st[8]; /* reg data is ignored. */ 486 struct l_xmmreg _xmm[8]; 487 u_int32_t padding[56]; 488 }; 489 490 /* 491 * We make the stack look like Linux expects it when calling a signal 492 * handler, but use the BSD way of calling the handler and sigreturn(). 493 * This means that we need to pass the pointer to the handler too. 494 * It is appended to the frame to not interfere with the rest of it. 495 */ 496 struct l_sigframe { 497 l_int sf_sig; 498 struct l_sigcontext sf_sc; 499 struct l_fpstate sf_fpstate; 500 l_uint sf_extramask[LINUX_NSIG_WORDS-1]; 501 l_handler_t sf_handler; 502 }; 503 504 struct l_rt_sigframe { 505 l_int sf_sig; 506 l_siginfo_t *sf_siginfo; 507 struct l_ucontext *sf_ucontext; 508 l_siginfo_t sf_si; 509 struct l_ucontext sf_sc; 510 l_handler_t sf_handler; 511 }; 512 513 extern int bsd_to_linux_signal[]; 514 extern int linux_to_bsd_signal[]; 515 extern struct sysentvec linux_sysvec; 516 extern struct sysentvec elf_linux_sysvec; 517 518 /* 519 * Pluggable ioctl handlers 520 */ 521 struct linux_ioctl_args; 522 struct thread; 523 524 typedef int linux_ioctl_function_t(struct thread *, struct linux_ioctl_args *); 525 526 struct linux_ioctl_handler { 527 linux_ioctl_function_t *func; 528 int low, high; 529 }; 530 531 int linux_ioctl_register_handler(struct linux_ioctl_handler *h); 532 int linux_ioctl_unregister_handler(struct linux_ioctl_handler *h); 533 534 /* 535 * open/fcntl flags 536 */ 537 #define LINUX_O_RDONLY 00000000 538 #define LINUX_O_WRONLY 00000001 539 #define LINUX_O_RDWR 00000002 540 #define LINUX_O_ACCMODE 00000003 541 #define LINUX_O_CREAT 00000100 542 #define LINUX_O_EXCL 00000200 543 #define LINUX_O_NOCTTY 00000400 544 #define LINUX_O_TRUNC 00001000 545 #define LINUX_O_APPEND 00002000 546 #define LINUX_O_NONBLOCK 00004000 547 #define LINUX_O_NDELAY LINUX_O_NONBLOCK 548 #define LINUX_O_SYNC 00010000 549 #define LINUX_FASYNC 00020000 550 #define LINUX_O_DIRECT 00040000 /* Direct disk access hint */ 551 #define LINUX_O_LARGEFILE 00100000 552 #define LINUX_O_DIRECTORY 00200000 /* Must be a directory */ 553 #define LINUX_O_NOFOLLOW 00400000 /* Do not follow links */ 554 #define LINUX_O_NOATIME 01000000 555 #define LINUX_O_CLOEXEC 02000000 556 557 #define LINUX_F_DUPFD 0 558 #define LINUX_F_GETFD 1 559 #define LINUX_F_SETFD 2 560 #define LINUX_F_GETFL 3 561 #define LINUX_F_SETFL 4 562 #define LINUX_F_GETLK 5 563 #define LINUX_F_SETLK 6 564 #define LINUX_F_SETLKW 7 565 #define LINUX_F_SETOWN 8 566 #define LINUX_F_GETOWN 9 567 568 #define LINUX_F_GETLK64 12 569 #define LINUX_F_SETLK64 13 570 #define LINUX_F_SETLKW64 14 571 572 #define LINUX_F_RDLCK 0 573 #define LINUX_F_WRLCK 1 574 #define LINUX_F_UNLCK 2 575 576 /* 577 * posix_fadvise advice 578 */ 579 #define LINUX_POSIX_FADV_NORMAL 0 580 #define LINUX_POSIX_FADV_RANDOM 1 581 #define LINUX_POSIX_FADV_SEQUENTIAL 2 582 #define LINUX_POSIX_FADV_WILLNEED 3 583 #define LINUX_POSIX_FADV_DONTNEED 4 584 #define LINUX_POSIX_FADV_NOREUSE 5 585 586 /* 587 * mount flags 588 */ 589 #define LINUX_MS_RDONLY 0x0001 590 #define LINUX_MS_NOSUID 0x0002 591 #define LINUX_MS_NODEV 0x0004 592 #define LINUX_MS_NOEXEC 0x0008 593 #define LINUX_MS_REMOUNT 0x0020 594 595 /* 596 * SystemV IPC defines 597 */ 598 #define LINUX_SEMOP 1 599 #define LINUX_SEMGET 2 600 #define LINUX_SEMCTL 3 601 #define LINUX_MSGSND 11 602 #define LINUX_MSGRCV 12 603 #define LINUX_MSGGET 13 604 #define LINUX_MSGCTL 14 605 #define LINUX_SHMAT 21 606 #define LINUX_SHMDT 22 607 #define LINUX_SHMGET 23 608 #define LINUX_SHMCTL 24 609 610 #define LINUX_IPC_RMID 0 611 #define LINUX_IPC_SET 1 612 #define LINUX_IPC_STAT 2 613 #define LINUX_IPC_INFO 3 614 615 #define LINUX_SHM_LOCK 11 616 #define LINUX_SHM_UNLOCK 12 617 #define LINUX_SHM_STAT 13 618 #define LINUX_SHM_INFO 14 619 620 #define LINUX_SHM_RDONLY 0x1000 621 #define LINUX_SHM_RND 0x2000 622 #define LINUX_SHM_REMAP 0x4000 623 624 /* semctl commands */ 625 #define LINUX_GETPID 11 626 #define LINUX_GETVAL 12 627 #define LINUX_GETALL 13 628 #define LINUX_GETNCNT 14 629 #define LINUX_GETZCNT 15 630 #define LINUX_SETVAL 16 631 #define LINUX_SETALL 17 632 #define LINUX_SEM_STAT 18 633 #define LINUX_SEM_INFO 19 634 635 union l_semun { 636 l_int val; 637 struct l_semid_ds *buf; 638 l_ushort *array; 639 struct l_seminfo *__buf; 640 void *__pad; 641 }; 642 643 /* 644 * Socket defines 645 */ 646 #define LINUX_SOCKET 1 647 #define LINUX_BIND 2 648 #define LINUX_CONNECT 3 649 #define LINUX_LISTEN 4 650 #define LINUX_ACCEPT 5 651 #define LINUX_GETSOCKNAME 6 652 #define LINUX_GETPEERNAME 7 653 #define LINUX_SOCKETPAIR 8 654 #define LINUX_SEND 9 655 #define LINUX_RECV 10 656 #define LINUX_SENDTO 11 657 #define LINUX_RECVFROM 12 658 #define LINUX_SHUTDOWN 13 659 #define LINUX_SETSOCKOPT 14 660 #define LINUX_GETSOCKOPT 15 661 #define LINUX_SENDMSG 16 662 #define LINUX_RECVMSG 17 663 #define LINUX_ACCEPT4 18 664 665 #define LINUX_SOL_SOCKET 1 666 #define LINUX_SOL_IP 0 667 #define LINUX_SOL_IPX 256 668 #define LINUX_SOL_AX25 257 669 #define LINUX_SOL_TCP 6 670 #define LINUX_SOL_UDP 17 671 672 #define LINUX_SO_DEBUG 1 673 #define LINUX_SO_REUSEADDR 2 674 #define LINUX_SO_TYPE 3 675 #define LINUX_SO_ERROR 4 676 #define LINUX_SO_DONTROUTE 5 677 #define LINUX_SO_BROADCAST 6 678 #define LINUX_SO_SNDBUF 7 679 #define LINUX_SO_RCVBUF 8 680 #define LINUX_SO_KEEPALIVE 9 681 #define LINUX_SO_OOBINLINE 10 682 #define LINUX_SO_NO_CHECK 11 683 #define LINUX_SO_PRIORITY 12 684 #define LINUX_SO_LINGER 13 685 #define LINUX_SO_PEERCRED 17 686 #define LINUX_SO_RCVLOWAT 18 687 #define LINUX_SO_SNDLOWAT 19 688 #define LINUX_SO_RCVTIMEO 20 689 #define LINUX_SO_SNDTIMEO 21 690 #define LINUX_SO_TIMESTAMP 29 691 #define LINUX_SO_ACCEPTCONN 30 692 693 #define LINUX_IP_TOS 1 694 #define LINUX_IP_TTL 2 695 #define LINUX_IP_HDRINCL 3 696 #define LINUX_IP_OPTIONS 4 697 698 #define LINUX_IP_MULTICAST_IF 32 699 #define LINUX_IP_MULTICAST_TTL 33 700 #define LINUX_IP_MULTICAST_LOOP 34 701 #define LINUX_IP_ADD_MEMBERSHIP 35 702 #define LINUX_IP_DROP_MEMBERSHIP 36 703 704 #define LINUX_TCP_NODELAY 1 705 #define LINUX_TCP_MAXSEG 2 706 #define LINUX_TCP_KEEPIDLE 4 707 #define LINUX_TCP_KEEPINTVL 5 708 #define LINUX_TCP_KEEPCNT 6 709 #define LINUX_TCP_MD5SIG 14 710 711 struct l_sockaddr { 712 l_ushort sa_family; 713 char sa_data[14]; 714 }; 715 716 struct l_msghdr { 717 l_uintptr_t msg_name; 718 l_int msg_namelen; 719 l_uintptr_t msg_iov; 720 l_size_t msg_iovlen; 721 l_uintptr_t msg_control; 722 l_size_t msg_controllen; 723 l_uint msg_flags; 724 }; 725 726 struct l_cmsghdr { 727 l_size_t cmsg_len; 728 l_int cmsg_level; 729 l_int cmsg_type; 730 }; 731 732 struct l_ifmap { 733 l_ulong mem_start; 734 l_ulong mem_end; 735 l_ushort base_addr; 736 u_char irq; 737 u_char dma; 738 u_char port; 739 }; 740 741 #define LINUX_IFHWADDRLEN 6 742 #define LINUX_IFNAMSIZ 16 743 744 struct l_ifreq { 745 union { 746 char ifrn_name[LINUX_IFNAMSIZ]; 747 } ifr_ifrn; 748 749 union { 750 struct l_sockaddr ifru_addr; 751 struct l_sockaddr ifru_dstaddr; 752 struct l_sockaddr ifru_broadaddr; 753 struct l_sockaddr ifru_netmask; 754 struct l_sockaddr ifru_hwaddr; 755 l_short ifru_flags[1]; 756 l_int ifru_metric; 757 l_int ifru_mtu; 758 struct l_ifmap ifru_map; 759 char ifru_slave[LINUX_IFNAMSIZ]; 760 l_caddr_t ifru_data; 761 } ifr_ifru; 762 }; 763 764 #define ifr_name ifr_ifrn.ifrn_name /* Interface name */ 765 #define ifr_hwaddr ifr_ifru.ifru_hwaddr /* MAC address */ 766 767 /* 768 * poll() 769 */ 770 #define LINUX_POLLIN 0x0001 771 #define LINUX_POLLPRI 0x0002 772 #define LINUX_POLLOUT 0x0004 773 #define LINUX_POLLERR 0x0008 774 #define LINUX_POLLHUP 0x0010 775 #define LINUX_POLLNVAL 0x0020 776 #define LINUX_POLLRDNORM 0x0040 777 #define LINUX_POLLRDBAND 0x0080 778 #define LINUX_POLLWRNORM 0x0100 779 #define LINUX_POLLWRBAND 0x0200 780 #define LINUX_POLLMSG 0x0400 781 782 struct l_pollfd { 783 l_int fd; 784 l_short events; 785 l_short revents; 786 }; 787 788 struct l_user_desc { 789 l_uint entry_number; 790 l_uint base_addr; 791 l_uint limit; 792 l_uint seg_32bit:1; 793 l_uint contents:2; 794 l_uint read_exec_only:1; 795 l_uint limit_in_pages:1; 796 l_uint seg_not_present:1; 797 l_uint useable:1; 798 }; 799 800 struct l_desc_struct { 801 unsigned long a, b; 802 }; 803 804 805 #define LINUX_LOWERWORD 0x0000ffff 806 807 /* 808 * Macros which does the same thing as those in Linux include/asm-um/ldt-i386.h. 809 * These convert Linux user space descriptor to machine one. 810 */ 811 #define LINUX_LDT_entry_a(info) \ 812 ((((info)->base_addr & LINUX_LOWERWORD) << 16) | \ 813 ((info)->limit & LINUX_LOWERWORD)) 814 815 #define LINUX_ENTRY_B_READ_EXEC_ONLY 9 816 #define LINUX_ENTRY_B_CONTENTS 10 817 #define LINUX_ENTRY_B_SEG_NOT_PRESENT 15 818 #define LINUX_ENTRY_B_BASE_ADDR 16 819 #define LINUX_ENTRY_B_USEABLE 20 820 #define LINUX_ENTRY_B_SEG32BIT 22 821 #define LINUX_ENTRY_B_LIMIT 23 822 823 #define LINUX_LDT_entry_b(info) \ 824 (((info)->base_addr & 0xff000000) | \ 825 ((info)->limit & 0xf0000) | \ 826 ((info)->contents << LINUX_ENTRY_B_CONTENTS) | \ 827 (((info)->seg_not_present == 0) << LINUX_ENTRY_B_SEG_NOT_PRESENT) | \ 828 (((info)->base_addr & 0x00ff0000) >> LINUX_ENTRY_B_BASE_ADDR) | \ 829 (((info)->read_exec_only == 0) << LINUX_ENTRY_B_READ_EXEC_ONLY) | \ 830 ((info)->seg_32bit << LINUX_ENTRY_B_SEG32BIT) | \ 831 ((info)->useable << LINUX_ENTRY_B_USEABLE) | \ 832 ((info)->limit_in_pages << LINUX_ENTRY_B_LIMIT) | 0x7000) 833 834 #define LINUX_LDT_empty(info) \ 835 ((info)->base_addr == 0 && \ 836 (info)->limit == 0 && \ 837 (info)->contents == 0 && \ 838 (info)->seg_not_present == 1 && \ 839 (info)->read_exec_only == 1 && \ 840 (info)->seg_32bit == 0 && \ 841 (info)->limit_in_pages == 0 && \ 842 (info)->useable == 0) 843 844 /* 845 * Macros for converting segments. 846 * They do the same as those in arch/i386/kernel/process.c in Linux. 847 */ 848 #define LINUX_GET_BASE(desc) \ 849 ((((desc)->a >> 16) & LINUX_LOWERWORD) | \ 850 (((desc)->b << 16) & 0x00ff0000) | \ 851 ((desc)->b & 0xff000000)) 852 853 #define LINUX_GET_LIMIT(desc) \ 854 (((desc)->a & LINUX_LOWERWORD) | \ 855 ((desc)->b & 0xf0000)) 856 857 #define LINUX_GET_32BIT(desc) \ 858 (((desc)->b >> LINUX_ENTRY_B_SEG32BIT) & 1) 859 #define LINUX_GET_CONTENTS(desc) \ 860 (((desc)->b >> LINUX_ENTRY_B_CONTENTS) & 3) 861 #define LINUX_GET_WRITABLE(desc) \ 862 (((desc)->b >> LINUX_ENTRY_B_READ_EXEC_ONLY) & 1) 863 #define LINUX_GET_LIMIT_PAGES(desc) \ 864 (((desc)->b >> LINUX_ENTRY_B_LIMIT) & 1) 865 #define LINUX_GET_PRESENT(desc) \ 866 (((desc)->b >> LINUX_ENTRY_B_SEG_NOT_PRESENT) & 1) 867 #define LINUX_GET_USEABLE(desc) \ 868 (((desc)->b >> LINUX_ENTRY_B_USEABLE) & 1) 869 870 #define LINUX_CLOCK_REALTIME 0 871 #define LINUX_CLOCK_MONOTONIC 1 872 #define LINUX_CLOCK_PROCESS_CPUTIME_ID 2 873 #define LINUX_CLOCK_THREAD_CPUTIME_ID 3 874 #define LINUX_CLOCK_REALTIME_HR 4 875 #define LINUX_CLOCK_MONOTONIC_HR 5 876 877 #define LINUX_CLONE_VM 0x00000100 878 #define LINUX_CLONE_FS 0x00000200 879 #define LINUX_CLONE_FILES 0x00000400 880 #define LINUX_CLONE_SIGHAND 0x00000800 881 #define LINUX_CLONE_PID 0x00001000 /* No longer exist in Linux */ 882 #define LINUX_CLONE_VFORK 0x00004000 883 #define LINUX_CLONE_PARENT 0x00008000 884 #define LINUX_CLONE_THREAD 0x00010000 885 #define LINUX_CLONE_SETTLS 0x00080000 886 #define LINUX_CLONE_PARENT_SETTID 0x00100000 887 #define LINUX_CLONE_CHILD_CLEARTID 0x00200000 888 #define LINUX_CLONE_CHILD_SETTID 0x01000000 889 890 #define LINUX_THREADING_FLAGS \ 891 (LINUX_CLONE_VM | LINUX_CLONE_FS | LINUX_CLONE_FILES | \ 892 LINUX_CLONE_SIGHAND | LINUX_CLONE_THREAD) 893 894 /* robust futexes */ 895 struct linux_robust_list { 896 struct linux_robust_list *next; 897 }; 898 899 struct linux_robust_list_head { 900 struct linux_robust_list list; 901 l_long futex_offset; 902 struct linux_robust_list *pending_list; 903 }; 904 905 int linux_set_upcall_kse(struct thread *td, register_t stack); 906 int linux_set_cloned_tls(struct thread *td, void *desc); 907 908 #endif /* !_I386_LINUX_H_ */
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