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 * $FreeBSD$ 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 #define CP(src,dst,fld) do { (dst).fld = (src).fld; } while (0) 58 #define CP2(src,dst,sfld,dfld) do { (dst).dfld = (src).sfld; } while (0) 59 #define PTRIN_CP(src,dst,fld) \ 60 do { (dst).fld = PTRIN((src).fld); } while (0) 61 62 /* 63 * Provide a separate set of types for the Linux types. 64 */ 65 typedef int l_int; 66 typedef int32_t l_long; 67 typedef int64_t l_longlong; 68 typedef short l_short; 69 typedef unsigned int l_uint; 70 typedef uint32_t l_ulong; 71 typedef uint64_t l_ulonglong; 72 typedef unsigned short l_ushort; 73 74 typedef char *l_caddr_t; 75 typedef l_ulong l_uintptr_t; 76 typedef l_long l_clock_t; 77 typedef l_int l_daddr_t; 78 typedef l_ushort l_dev_t; 79 typedef l_uint l_gid_t; 80 typedef l_ushort l_gid16_t; 81 typedef l_ulong l_ino_t; 82 typedef l_int l_key_t; 83 typedef l_longlong l_loff_t; 84 typedef l_ushort l_mode_t; 85 typedef l_long l_off_t; 86 typedef l_int l_pid_t; 87 typedef l_uint l_size_t; 88 typedef l_long l_suseconds_t; 89 typedef l_long l_time_t; 90 typedef l_uint l_uid_t; 91 typedef l_ushort l_uid16_t; 92 typedef l_int l_timer_t; 93 typedef l_int l_mqd_t; 94 95 typedef struct { 96 l_int val[2]; 97 } l_fsid_t; 98 99 typedef struct { 100 l_time_t tv_sec; 101 l_suseconds_t tv_usec; 102 } l_timeval; 103 104 #define l_fd_set fd_set 105 106 /* 107 * Miscellaneous 108 */ 109 #define LINUX_NAME_MAX 255 110 #define LINUX_MAX_UTSNAME 65 111 112 #define LINUX_CTL_MAXNAME 10 113 114 #define LINUX_AT_COUNT 16 /* Count of used aux entry types. 115 * Keep this synchronized with 116 * elf_linux_fixup() code. 117 */ 118 struct l___sysctl_args 119 { 120 l_int *name; 121 l_int nlen; 122 void *oldval; 123 l_size_t *oldlenp; 124 void *newval; 125 l_size_t newlen; 126 l_ulong __spare[4]; 127 }; 128 129 /* Scheduling policies */ 130 #define LINUX_SCHED_OTHER 0 131 #define LINUX_SCHED_FIFO 1 132 #define LINUX_SCHED_RR 2 133 134 /* Resource limits */ 135 #define LINUX_RLIMIT_CPU 0 136 #define LINUX_RLIMIT_FSIZE 1 137 #define LINUX_RLIMIT_DATA 2 138 #define LINUX_RLIMIT_STACK 3 139 #define LINUX_RLIMIT_CORE 4 140 #define LINUX_RLIMIT_RSS 5 141 #define LINUX_RLIMIT_NPROC 6 142 #define LINUX_RLIMIT_NOFILE 7 143 #define LINUX_RLIMIT_MEMLOCK 8 144 #define LINUX_RLIMIT_AS 9 /* Address space limit */ 145 146 #define LINUX_RLIM_NLIMITS 10 147 148 struct l_rlimit { 149 l_ulong rlim_cur; 150 l_ulong rlim_max; 151 }; 152 153 /* mmap options */ 154 #define LINUX_MAP_SHARED 0x0001 155 #define LINUX_MAP_PRIVATE 0x0002 156 #define LINUX_MAP_FIXED 0x0010 157 #define LINUX_MAP_ANON 0x0020 158 #define LINUX_MAP_GROWSDOWN 0x0100 159 160 struct l_mmap_argv { 161 l_uintptr_t addr; 162 l_size_t len; 163 l_int prot; 164 l_int flags; 165 l_int fd; 166 l_off_t pgoff; 167 } __packed; 168 169 /* 170 * stat family of syscalls 171 */ 172 struct l_timespec { 173 l_time_t tv_sec; 174 l_long tv_nsec; 175 }; 176 177 struct l_newstat { 178 l_ushort st_dev; 179 l_ushort __pad1; 180 l_ulong st_ino; 181 l_ushort st_mode; 182 l_ushort st_nlink; 183 l_ushort st_uid; 184 l_ushort st_gid; 185 l_ushort st_rdev; 186 l_ushort __pad2; 187 l_ulong st_size; 188 l_ulong st_blksize; 189 l_ulong st_blocks; 190 struct l_timespec st_atim; 191 struct l_timespec st_mtim; 192 struct l_timespec st_ctim; 193 l_ulong __unused4; 194 l_ulong __unused5; 195 }; 196 197 struct l_stat { 198 l_ushort st_dev; 199 l_ulong st_ino; 200 l_ushort st_mode; 201 l_ushort st_nlink; 202 l_ushort st_uid; 203 l_ushort st_gid; 204 l_ushort st_rdev; 205 l_long st_size; 206 struct l_timespec st_atim; 207 struct l_timespec st_mtim; 208 struct l_timespec st_ctim; 209 l_long st_blksize; 210 l_long st_blocks; 211 l_ulong st_flags; 212 l_ulong st_gen; 213 }; 214 215 struct l_stat64 { 216 l_ushort st_dev; 217 u_char __pad0[10]; 218 l_ulong __st_ino; 219 l_uint st_mode; 220 l_uint st_nlink; 221 l_ulong st_uid; 222 l_ulong st_gid; 223 l_ushort st_rdev; 224 u_char __pad3[10]; 225 l_longlong st_size; 226 l_ulong st_blksize; 227 l_ulong st_blocks; 228 l_ulong __pad4; 229 struct l_timespec st_atim; 230 struct l_timespec st_mtim; 231 struct l_timespec st_ctim; 232 l_ulonglong st_ino; 233 }; 234 235 struct l_statfs64 { 236 l_int f_type; 237 l_int f_bsize; 238 uint64_t f_blocks; 239 uint64_t f_bfree; 240 uint64_t f_bavail; 241 uint64_t f_files; 242 uint64_t f_ffree; 243 l_fsid_t f_fsid; 244 l_int f_namelen; 245 l_int f_spare[6]; 246 }; 247 248 struct l_new_utsname { 249 char sysname[LINUX_MAX_UTSNAME]; 250 char nodename[LINUX_MAX_UTSNAME]; 251 char release[LINUX_MAX_UTSNAME]; 252 char version[LINUX_MAX_UTSNAME]; 253 char machine[LINUX_MAX_UTSNAME]; 254 char domainname[LINUX_MAX_UTSNAME]; 255 }; 256 257 /* 258 * Signalling 259 */ 260 #define LINUX_SIGHUP 1 261 #define LINUX_SIGINT 2 262 #define LINUX_SIGQUIT 3 263 #define LINUX_SIGILL 4 264 #define LINUX_SIGTRAP 5 265 #define LINUX_SIGABRT 6 266 #define LINUX_SIGIOT LINUX_SIGABRT 267 #define LINUX_SIGBUS 7 268 #define LINUX_SIGFPE 8 269 #define LINUX_SIGKILL 9 270 #define LINUX_SIGUSR1 10 271 #define LINUX_SIGSEGV 11 272 #define LINUX_SIGUSR2 12 273 #define LINUX_SIGPIPE 13 274 #define LINUX_SIGALRM 14 275 #define LINUX_SIGTERM 15 276 #define LINUX_SIGSTKFLT 16 277 #define LINUX_SIGCHLD 17 278 #define LINUX_SIGCONT 18 279 #define LINUX_SIGSTOP 19 280 #define LINUX_SIGTSTP 20 281 #define LINUX_SIGTTIN 21 282 #define LINUX_SIGTTOU 22 283 #define LINUX_SIGURG 23 284 #define LINUX_SIGXCPU 24 285 #define LINUX_SIGXFSZ 25 286 #define LINUX_SIGVTALRM 26 287 #define LINUX_SIGPROF 27 288 #define LINUX_SIGWINCH 28 289 #define LINUX_SIGIO 29 290 #define LINUX_SIGPOLL LINUX_SIGIO 291 #define LINUX_SIGPWR 30 292 #define LINUX_SIGSYS 31 293 #define LINUX_SIGRTMIN 32 294 295 #define LINUX_SIGTBLSZ 31 296 #define LINUX_NSIG_WORDS 2 297 #define LINUX_NBPW 32 298 #define LINUX_NSIG (LINUX_NBPW * LINUX_NSIG_WORDS) 299 300 /* sigaction flags */ 301 #define LINUX_SA_NOCLDSTOP 0x00000001 302 #define LINUX_SA_NOCLDWAIT 0x00000002 303 #define LINUX_SA_SIGINFO 0x00000004 304 #define LINUX_SA_RESTORER 0x04000000 305 #define LINUX_SA_ONSTACK 0x08000000 306 #define LINUX_SA_RESTART 0x10000000 307 #define LINUX_SA_INTERRUPT 0x20000000 308 #define LINUX_SA_NOMASK 0x40000000 309 #define LINUX_SA_ONESHOT 0x80000000 310 311 /* sigprocmask actions */ 312 #define LINUX_SIG_BLOCK 0 313 #define LINUX_SIG_UNBLOCK 1 314 #define LINUX_SIG_SETMASK 2 315 316 /* sigset_t macros */ 317 #define LINUX_SIGEMPTYSET(set) (set).__bits[0] = (set).__bits[1] = 0 318 #define LINUX_SIGISMEMBER(set, sig) SIGISMEMBER(set, sig) 319 #define LINUX_SIGADDSET(set, sig) SIGADDSET(set, sig) 320 321 /* sigaltstack */ 322 #define LINUX_MINSIGSTKSZ 2048 323 #define LINUX_SS_ONSTACK 1 324 #define LINUX_SS_DISABLE 2 325 326 int linux_to_bsd_sigaltstack(int lsa); 327 int bsd_to_linux_sigaltstack(int bsa); 328 329 typedef void (*l_handler_t)(l_int); 330 typedef l_ulong l_osigset_t; 331 332 typedef struct { 333 l_uint __bits[LINUX_NSIG_WORDS]; 334 } l_sigset_t; 335 336 typedef struct { 337 l_handler_t lsa_handler; 338 l_osigset_t lsa_mask; 339 l_ulong lsa_flags; 340 void (*lsa_restorer)(void); 341 } l_osigaction_t; 342 343 typedef struct { 344 l_handler_t lsa_handler; 345 l_ulong lsa_flags; 346 void (*lsa_restorer)(void); 347 l_sigset_t lsa_mask; 348 } l_sigaction_t; 349 350 typedef struct { 351 void *ss_sp; 352 l_int ss_flags; 353 l_size_t ss_size; 354 } l_stack_t; 355 356 /* The Linux sigcontext, pretty much a standard 386 trapframe. */ 357 struct l_sigcontext { 358 l_int sc_gs; 359 l_int sc_fs; 360 l_int sc_es; 361 l_int sc_ds; 362 l_int sc_edi; 363 l_int sc_esi; 364 l_int sc_ebp; 365 l_int sc_esp; 366 l_int sc_ebx; 367 l_int sc_edx; 368 l_int sc_ecx; 369 l_int sc_eax; 370 l_int sc_trapno; 371 l_int sc_err; 372 l_int sc_eip; 373 l_int sc_cs; 374 l_int sc_eflags; 375 l_int sc_esp_at_signal; 376 l_int sc_ss; 377 l_int sc_387; 378 l_int sc_mask; 379 l_int sc_cr2; 380 }; 381 382 struct l_ucontext { 383 l_ulong uc_flags; 384 void *uc_link; 385 l_stack_t uc_stack; 386 struct l_sigcontext uc_mcontext; 387 l_sigset_t uc_sigmask; 388 }; 389 390 #define LINUX_SI_MAX_SIZE 128 391 #define LINUX_SI_PAD_SIZE ((LINUX_SI_MAX_SIZE/sizeof(l_int)) - 3) 392 393 typedef union l_sigval { 394 l_int sival_int; 395 l_uintptr_t sival_ptr; 396 } l_sigval_t; 397 398 typedef struct l_siginfo { 399 l_int lsi_signo; 400 l_int lsi_errno; 401 l_int lsi_code; 402 union { 403 l_int _pad[LINUX_SI_PAD_SIZE]; 404 405 struct { 406 l_pid_t _pid; 407 l_uid_t _uid; 408 } _kill; 409 410 struct { 411 l_timer_t _tid; 412 l_int _overrun; 413 char _pad[sizeof(l_uid_t) - sizeof(l_int)]; 414 l_sigval_t _sigval; 415 l_int _sys_private; 416 } _timer; 417 418 struct { 419 l_pid_t _pid; /* sender's pid */ 420 l_uid_t _uid; /* sender's uid */ 421 l_sigval_t _sigval; 422 } _rt; 423 424 struct { 425 l_pid_t _pid; /* which child */ 426 l_uid_t _uid; /* sender's uid */ 427 l_int _status; /* exit code */ 428 l_clock_t _utime; 429 l_clock_t _stime; 430 } _sigchld; 431 432 struct { 433 l_uintptr_t _addr; /* Faulting insn/memory ref. */ 434 } _sigfault; 435 436 struct { 437 l_long _band; /* POLL_IN,POLL_OUT,POLL_MSG */ 438 l_int _fd; 439 } _sigpoll; 440 } _sifields; 441 } l_siginfo_t; 442 443 #define lsi_pid _sifields._kill._pid 444 #define lsi_uid _sifields._kill._uid 445 #define lsi_tid _sifields._timer._tid 446 #define lsi_overrun _sifields._timer._overrun 447 #define lsi_sys_private _sifields._timer._sys_private 448 #define lsi_status _sifields._sigchld._status 449 #define lsi_utime _sifields._sigchld._utime 450 #define lsi_stime _sifields._sigchld._stime 451 #define lsi_value _sifields._rt._sigval 452 #define lsi_int _sifields._rt._sigval.sival_int 453 #define lsi_ptr _sifields._rt._sigval.sival_ptr 454 #define lsi_addr _sifields._sigfault._addr 455 #define lsi_band _sifields._sigpoll._band 456 #define lsi_fd _sifields._sigpoll._fd 457 458 struct l_fpreg { 459 u_int16_t significand[4]; 460 u_int16_t exponent; 461 }; 462 463 struct l_fpxreg { 464 u_int16_t significand[4]; 465 u_int16_t exponent; 466 u_int16_t padding[3]; 467 }; 468 469 struct l_xmmreg { 470 u_int32_t element[4]; 471 }; 472 473 struct l_fpstate { 474 /* Regular FPU environment */ 475 u_int32_t cw; 476 u_int32_t sw; 477 u_int32_t tag; 478 u_int32_t ipoff; 479 u_int32_t cssel; 480 u_int32_t dataoff; 481 u_int32_t datasel; 482 struct l_fpreg _st[8]; 483 u_int16_t status; 484 u_int16_t magic; /* 0xffff = regular FPU data */ 485 486 /* FXSR FPU environment */ 487 u_int32_t _fxsr_env[6]; /* env is ignored. */ 488 u_int32_t mxcsr; 489 u_int32_t reserved; 490 struct l_fpxreg _fxsr_st[8]; /* reg data is ignored. */ 491 struct l_xmmreg _xmm[8]; 492 u_int32_t padding[56]; 493 }; 494 495 /* 496 * We make the stack look like Linux expects it when calling a signal 497 * handler, but use the BSD way of calling the handler and sigreturn(). 498 * This means that we need to pass the pointer to the handler too. 499 * It is appended to the frame to not interfere with the rest of it. 500 */ 501 struct l_sigframe { 502 l_int sf_sig; 503 struct l_sigcontext sf_sc; 504 struct l_fpstate sf_fpstate; 505 l_uint sf_extramask[LINUX_NSIG_WORDS-1]; 506 l_handler_t sf_handler; 507 }; 508 509 struct l_rt_sigframe { 510 l_int sf_sig; 511 l_siginfo_t *sf_siginfo; 512 struct l_ucontext *sf_ucontext; 513 l_siginfo_t sf_si; 514 struct l_ucontext sf_sc; 515 l_handler_t sf_handler; 516 }; 517 518 extern int bsd_to_linux_signal[]; 519 extern int linux_to_bsd_signal[]; 520 extern struct sysentvec linux_sysvec; 521 extern struct sysentvec elf_linux_sysvec; 522 523 /* 524 * Pluggable ioctl handlers 525 */ 526 struct linux_ioctl_args; 527 struct thread; 528 529 typedef int linux_ioctl_function_t(struct thread *, struct linux_ioctl_args *); 530 531 struct linux_ioctl_handler { 532 linux_ioctl_function_t *func; 533 int low, high; 534 }; 535 536 int linux_ioctl_register_handler(struct linux_ioctl_handler *h); 537 int linux_ioctl_unregister_handler(struct linux_ioctl_handler *h); 538 539 /* 540 * open/fcntl flags 541 */ 542 #define LINUX_O_RDONLY 00000000 543 #define LINUX_O_WRONLY 00000001 544 #define LINUX_O_RDWR 00000002 545 #define LINUX_O_ACCMODE 00000003 546 #define LINUX_O_CREAT 00000100 547 #define LINUX_O_EXCL 00000200 548 #define LINUX_O_NOCTTY 00000400 549 #define LINUX_O_TRUNC 00001000 550 #define LINUX_O_APPEND 00002000 551 #define LINUX_O_NONBLOCK 00004000 552 #define LINUX_O_NDELAY LINUX_O_NONBLOCK 553 #define LINUX_O_SYNC 00010000 554 #define LINUX_FASYNC 00020000 555 #define LINUX_O_DIRECT 00040000 /* Direct disk access hint */ 556 #define LINUX_O_LARGEFILE 00100000 557 #define LINUX_O_DIRECTORY 00200000 /* Must be a directory */ 558 #define LINUX_O_NOFOLLOW 00400000 /* Do not follow links */ 559 #define LINUX_O_NOATIME 01000000 560 #define LINUX_O_CLOEXEC 02000000 561 562 #define LINUX_F_DUPFD 0 563 #define LINUX_F_GETFD 1 564 #define LINUX_F_SETFD 2 565 #define LINUX_F_GETFL 3 566 #define LINUX_F_SETFL 4 567 #define LINUX_F_GETLK 5 568 #define LINUX_F_SETLK 6 569 #define LINUX_F_SETLKW 7 570 #define LINUX_F_SETOWN 8 571 #define LINUX_F_GETOWN 9 572 573 #define LINUX_F_GETLK64 12 574 #define LINUX_F_SETLK64 13 575 #define LINUX_F_SETLKW64 14 576 577 #define LINUX_F_RDLCK 0 578 #define LINUX_F_WRLCK 1 579 #define LINUX_F_UNLCK 2 580 581 /* 582 * posix_fadvise advice 583 */ 584 #define LINUX_POSIX_FADV_NORMAL 0 585 #define LINUX_POSIX_FADV_RANDOM 1 586 #define LINUX_POSIX_FADV_SEQUENTIAL 2 587 #define LINUX_POSIX_FADV_WILLNEED 3 588 #define LINUX_POSIX_FADV_DONTNEED 4 589 #define LINUX_POSIX_FADV_NOREUSE 5 590 591 /* 592 * mount flags 593 */ 594 #define LINUX_MS_RDONLY 0x0001 595 #define LINUX_MS_NOSUID 0x0002 596 #define LINUX_MS_NODEV 0x0004 597 #define LINUX_MS_NOEXEC 0x0008 598 #define LINUX_MS_REMOUNT 0x0020 599 600 /* 601 * SystemV IPC defines 602 */ 603 #define LINUX_SEMOP 1 604 #define LINUX_SEMGET 2 605 #define LINUX_SEMCTL 3 606 #define LINUX_MSGSND 11 607 #define LINUX_MSGRCV 12 608 #define LINUX_MSGGET 13 609 #define LINUX_MSGCTL 14 610 #define LINUX_SHMAT 21 611 #define LINUX_SHMDT 22 612 #define LINUX_SHMGET 23 613 #define LINUX_SHMCTL 24 614 615 #define LINUX_IPC_RMID 0 616 #define LINUX_IPC_SET 1 617 #define LINUX_IPC_STAT 2 618 #define LINUX_IPC_INFO 3 619 620 #define LINUX_SHM_LOCK 11 621 #define LINUX_SHM_UNLOCK 12 622 #define LINUX_SHM_STAT 13 623 #define LINUX_SHM_INFO 14 624 625 #define LINUX_SHM_RDONLY 0x1000 626 #define LINUX_SHM_RND 0x2000 627 #define LINUX_SHM_REMAP 0x4000 628 629 /* semctl commands */ 630 #define LINUX_GETPID 11 631 #define LINUX_GETVAL 12 632 #define LINUX_GETALL 13 633 #define LINUX_GETNCNT 14 634 #define LINUX_GETZCNT 15 635 #define LINUX_SETVAL 16 636 #define LINUX_SETALL 17 637 #define LINUX_SEM_STAT 18 638 #define LINUX_SEM_INFO 19 639 640 union l_semun { 641 l_int val; 642 struct l_semid_ds *buf; 643 l_ushort *array; 644 struct l_seminfo *__buf; 645 void *__pad; 646 }; 647 648 /* 649 * Socket defines 650 */ 651 #define LINUX_SOCKET 1 652 #define LINUX_BIND 2 653 #define LINUX_CONNECT 3 654 #define LINUX_LISTEN 4 655 #define LINUX_ACCEPT 5 656 #define LINUX_GETSOCKNAME 6 657 #define LINUX_GETPEERNAME 7 658 #define LINUX_SOCKETPAIR 8 659 #define LINUX_SEND 9 660 #define LINUX_RECV 10 661 #define LINUX_SENDTO 11 662 #define LINUX_RECVFROM 12 663 #define LINUX_SHUTDOWN 13 664 #define LINUX_SETSOCKOPT 14 665 #define LINUX_GETSOCKOPT 15 666 #define LINUX_SENDMSG 16 667 #define LINUX_RECVMSG 17 668 #define LINUX_ACCEPT4 18 669 670 #define LINUX_SOL_SOCKET 1 671 #define LINUX_SOL_IP 0 672 #define LINUX_SOL_IPX 256 673 #define LINUX_SOL_AX25 257 674 #define LINUX_SOL_TCP 6 675 #define LINUX_SOL_UDP 17 676 677 #define LINUX_SO_DEBUG 1 678 #define LINUX_SO_REUSEADDR 2 679 #define LINUX_SO_TYPE 3 680 #define LINUX_SO_ERROR 4 681 #define LINUX_SO_DONTROUTE 5 682 #define LINUX_SO_BROADCAST 6 683 #define LINUX_SO_SNDBUF 7 684 #define LINUX_SO_RCVBUF 8 685 #define LINUX_SO_KEEPALIVE 9 686 #define LINUX_SO_OOBINLINE 10 687 #define LINUX_SO_NO_CHECK 11 688 #define LINUX_SO_PRIORITY 12 689 #define LINUX_SO_LINGER 13 690 #define LINUX_SO_PEERCRED 17 691 #define LINUX_SO_RCVLOWAT 18 692 #define LINUX_SO_SNDLOWAT 19 693 #define LINUX_SO_RCVTIMEO 20 694 #define LINUX_SO_SNDTIMEO 21 695 #define LINUX_SO_TIMESTAMP 29 696 #define LINUX_SO_ACCEPTCONN 30 697 698 #define LINUX_IP_TOS 1 699 #define LINUX_IP_TTL 2 700 #define LINUX_IP_HDRINCL 3 701 #define LINUX_IP_OPTIONS 4 702 703 #define LINUX_IP_MULTICAST_IF 32 704 #define LINUX_IP_MULTICAST_TTL 33 705 #define LINUX_IP_MULTICAST_LOOP 34 706 #define LINUX_IP_ADD_MEMBERSHIP 35 707 #define LINUX_IP_DROP_MEMBERSHIP 36 708 709 #define LINUX_TCP_NODELAY 1 710 #define LINUX_TCP_MAXSEG 2 711 #define LINUX_TCP_KEEPIDLE 4 712 #define LINUX_TCP_KEEPINTVL 5 713 #define LINUX_TCP_KEEPCNT 6 714 #define LINUX_TCP_MD5SIG 14 715 716 struct l_sockaddr { 717 l_ushort sa_family; 718 char sa_data[14]; 719 }; 720 721 struct l_msghdr { 722 l_uintptr_t msg_name; 723 l_int msg_namelen; 724 l_uintptr_t msg_iov; 725 l_size_t msg_iovlen; 726 l_uintptr_t msg_control; 727 l_size_t msg_controllen; 728 l_uint msg_flags; 729 }; 730 731 struct l_cmsghdr { 732 l_size_t cmsg_len; 733 l_int cmsg_level; 734 l_int cmsg_type; 735 }; 736 737 struct l_ifmap { 738 l_ulong mem_start; 739 l_ulong mem_end; 740 l_ushort base_addr; 741 u_char irq; 742 u_char dma; 743 u_char port; 744 }; 745 746 #define LINUX_IFHWADDRLEN 6 747 #define LINUX_IFNAMSIZ 16 748 749 struct l_ifreq { 750 union { 751 char ifrn_name[LINUX_IFNAMSIZ]; 752 } ifr_ifrn; 753 754 union { 755 struct l_sockaddr ifru_addr; 756 struct l_sockaddr ifru_dstaddr; 757 struct l_sockaddr ifru_broadaddr; 758 struct l_sockaddr ifru_netmask; 759 struct l_sockaddr ifru_hwaddr; 760 l_short ifru_flags[1]; 761 l_int ifru_metric; 762 l_int ifru_mtu; 763 struct l_ifmap ifru_map; 764 char ifru_slave[LINUX_IFNAMSIZ]; 765 l_caddr_t ifru_data; 766 } ifr_ifru; 767 }; 768 769 #define ifr_name ifr_ifrn.ifrn_name /* Interface name */ 770 #define ifr_hwaddr ifr_ifru.ifru_hwaddr /* MAC address */ 771 772 /* 773 * poll() 774 */ 775 #define LINUX_POLLIN 0x0001 776 #define LINUX_POLLPRI 0x0002 777 #define LINUX_POLLOUT 0x0004 778 #define LINUX_POLLERR 0x0008 779 #define LINUX_POLLHUP 0x0010 780 #define LINUX_POLLNVAL 0x0020 781 #define LINUX_POLLRDNORM 0x0040 782 #define LINUX_POLLRDBAND 0x0080 783 #define LINUX_POLLWRNORM 0x0100 784 #define LINUX_POLLWRBAND 0x0200 785 #define LINUX_POLLMSG 0x0400 786 787 struct l_pollfd { 788 l_int fd; 789 l_short events; 790 l_short revents; 791 }; 792 793 struct l_user_desc { 794 l_uint entry_number; 795 l_uint base_addr; 796 l_uint limit; 797 l_uint seg_32bit:1; 798 l_uint contents:2; 799 l_uint read_exec_only:1; 800 l_uint limit_in_pages:1; 801 l_uint seg_not_present:1; 802 l_uint useable:1; 803 }; 804 805 struct l_desc_struct { 806 unsigned long a, b; 807 }; 808 809 810 #define LINUX_LOWERWORD 0x0000ffff 811 812 /* 813 * Macros which does the same thing as those in Linux include/asm-um/ldt-i386.h. 814 * These convert Linux user space descriptor to machine one. 815 */ 816 #define LINUX_LDT_entry_a(info) \ 817 ((((info)->base_addr & LINUX_LOWERWORD) << 16) | \ 818 ((info)->limit & LINUX_LOWERWORD)) 819 820 #define LINUX_ENTRY_B_READ_EXEC_ONLY 9 821 #define LINUX_ENTRY_B_CONTENTS 10 822 #define LINUX_ENTRY_B_SEG_NOT_PRESENT 15 823 #define LINUX_ENTRY_B_BASE_ADDR 16 824 #define LINUX_ENTRY_B_USEABLE 20 825 #define LINUX_ENTRY_B_SEG32BIT 22 826 #define LINUX_ENTRY_B_LIMIT 23 827 828 #define LINUX_LDT_entry_b(info) \ 829 (((info)->base_addr & 0xff000000) | \ 830 ((info)->limit & 0xf0000) | \ 831 ((info)->contents << LINUX_ENTRY_B_CONTENTS) | \ 832 (((info)->seg_not_present == 0) << LINUX_ENTRY_B_SEG_NOT_PRESENT) | \ 833 (((info)->base_addr & 0x00ff0000) >> LINUX_ENTRY_B_BASE_ADDR) | \ 834 (((info)->read_exec_only == 0) << LINUX_ENTRY_B_READ_EXEC_ONLY) | \ 835 ((info)->seg_32bit << LINUX_ENTRY_B_SEG32BIT) | \ 836 ((info)->useable << LINUX_ENTRY_B_USEABLE) | \ 837 ((info)->limit_in_pages << LINUX_ENTRY_B_LIMIT) | 0x7000) 838 839 #define LINUX_LDT_empty(info) \ 840 ((info)->base_addr == 0 && \ 841 (info)->limit == 0 && \ 842 (info)->contents == 0 && \ 843 (info)->seg_not_present == 1 && \ 844 (info)->read_exec_only == 1 && \ 845 (info)->seg_32bit == 0 && \ 846 (info)->limit_in_pages == 0 && \ 847 (info)->useable == 0) 848 849 /* 850 * Macros for converting segments. 851 * They do the same as those in arch/i386/kernel/process.c in Linux. 852 */ 853 #define LINUX_GET_BASE(desc) \ 854 ((((desc)->a >> 16) & LINUX_LOWERWORD) | \ 855 (((desc)->b << 16) & 0x00ff0000) | \ 856 ((desc)->b & 0xff000000)) 857 858 #define LINUX_GET_LIMIT(desc) \ 859 (((desc)->a & LINUX_LOWERWORD) | \ 860 ((desc)->b & 0xf0000)) 861 862 #define LINUX_GET_32BIT(desc) \ 863 (((desc)->b >> LINUX_ENTRY_B_SEG32BIT) & 1) 864 #define LINUX_GET_CONTENTS(desc) \ 865 (((desc)->b >> LINUX_ENTRY_B_CONTENTS) & 3) 866 #define LINUX_GET_WRITABLE(desc) \ 867 (((desc)->b >> LINUX_ENTRY_B_READ_EXEC_ONLY) & 1) 868 #define LINUX_GET_LIMIT_PAGES(desc) \ 869 (((desc)->b >> LINUX_ENTRY_B_LIMIT) & 1) 870 #define LINUX_GET_PRESENT(desc) \ 871 (((desc)->b >> LINUX_ENTRY_B_SEG_NOT_PRESENT) & 1) 872 #define LINUX_GET_USEABLE(desc) \ 873 (((desc)->b >> LINUX_ENTRY_B_USEABLE) & 1) 874 875 #define LINUX_CLOCK_REALTIME 0 876 #define LINUX_CLOCK_MONOTONIC 1 877 #define LINUX_CLOCK_PROCESS_CPUTIME_ID 2 878 #define LINUX_CLOCK_THREAD_CPUTIME_ID 3 879 #define LINUX_CLOCK_REALTIME_HR 4 880 #define LINUX_CLOCK_MONOTONIC_HR 5 881 882 #define LINUX_CLONE_VM 0x00000100 883 #define LINUX_CLONE_FS 0x00000200 884 #define LINUX_CLONE_FILES 0x00000400 885 #define LINUX_CLONE_SIGHAND 0x00000800 886 #define LINUX_CLONE_PID 0x00001000 /* No longer exist in Linux */ 887 #define LINUX_CLONE_VFORK 0x00004000 888 #define LINUX_CLONE_PARENT 0x00008000 889 #define LINUX_CLONE_THREAD 0x00010000 890 #define LINUX_CLONE_SETTLS 0x00080000 891 #define LINUX_CLONE_PARENT_SETTID 0x00100000 892 #define LINUX_CLONE_CHILD_CLEARTID 0x00200000 893 #define LINUX_CLONE_CHILD_SETTID 0x01000000 894 895 #define LINUX_THREADING_FLAGS \ 896 (LINUX_CLONE_VM | LINUX_CLONE_FS | LINUX_CLONE_FILES | \ 897 LINUX_CLONE_SIGHAND | LINUX_CLONE_THREAD) 898 899 /* robust futexes */ 900 struct linux_robust_list { 901 struct linux_robust_list *next; 902 }; 903 904 struct linux_robust_list_head { 905 struct linux_robust_list list; 906 l_long futex_offset; 907 struct linux_robust_list *pending_list; 908 }; 909 910 int linux_set_upcall_kse(struct thread *td, register_t stack); 911 int linux_set_cloned_tls(struct thread *td, void *desc); 912 913 #endif /* !_I386_LINUX_H_ */
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