Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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FreeBSD/Linux Kernel Cross Reference
sys/amd64/linux32/linux.h
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1 /*- 2 * Copyright (c) 2004 Tim J. Robbins 3 * Copyright (c) 2001 Doug Rabson 4 * Copyright (c) 1994-1996 Søren Schmidt 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer 12 * in this position and unchanged. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. The name of the author may not be used to endorse or promote products 17 * derived from this software without specific prior written permission 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 20 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 21 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 22 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 23 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 24 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 28 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 * 30 * $FreeBSD: releng/9.1/sys/amd64/linux32/linux.h 231145 2012-02-07 19:11:54Z jhb $ 31 */ 32 33 #ifndef _AMD64_LINUX_H_ 34 #define _AMD64_LINUX_H_ 35 36 #include <amd64/linux32/linux32_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 LINUX32_MAXUSER ((1ul << 32) - PAGE_SIZE) 51 #define LINUX32_SHAREDPAGE (LINUX32_MAXUSER - PAGE_SIZE) 52 #define LINUX32_USRSTACK LINUX32_SHAREDPAGE 53 54 /* XXX 16 = sizeof(linux32_ps_strings) */ 55 #define LINUX32_PS_STRINGS (LINUX32_USRSTACK - 16) 56 #define LINUX32_MAXDSIZ (512 * 1024 * 1024) /* 512MB */ 57 #define LINUX32_MAXSSIZ (64 * 1024 * 1024) /* 64MB */ 58 #define LINUX32_MAXVMEM 0 /* Unlimited */ 59 60 #define PTRIN(v) (void *)(uintptr_t)(v) 61 #define PTROUT(v) (l_uintptr_t)(uintptr_t)(v) 62 63 /* 64 * Provide a separate set of types for the Linux types. 65 */ 66 typedef int l_int; 67 typedef int32_t l_long; 68 typedef int64_t l_longlong; 69 typedef short l_short; 70 typedef unsigned int l_uint; 71 typedef uint32_t l_ulong; 72 typedef uint64_t l_ulonglong; 73 typedef unsigned short l_ushort; 74 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 } __packed 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_uintptr_t name; 121 l_int nlen; 122 l_uintptr_t oldval; 123 l_uintptr_t oldlenp; 124 l_uintptr_t newval; 125 l_size_t newlen; 126 l_ulong __spare[4]; 127 } __packed; 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 } __packed; 152 153 struct l_rusage { 154 l_timeval ru_utime; 155 l_timeval ru_stime; 156 l_long ru_maxrss; 157 l_long ru_ixrss; 158 l_long ru_idrss; 159 l_long ru_isrss; 160 l_long ru_minflt; 161 l_long ru_majflt; 162 l_long ru_nswap; 163 l_long ru_inblock; 164 l_long ru_oublock; 165 l_long ru_msgsnd; 166 l_long ru_msgrcv; 167 l_long ru_nsignals; 168 l_long ru_nvcsw; 169 l_long ru_nivcsw; 170 } __packed; 171 172 /* mmap options */ 173 #define LINUX_MAP_SHARED 0x0001 174 #define LINUX_MAP_PRIVATE 0x0002 175 #define LINUX_MAP_FIXED 0x0010 176 #define LINUX_MAP_ANON 0x0020 177 #define LINUX_MAP_GROWSDOWN 0x0100 178 179 struct l_mmap_argv { 180 l_uintptr_t addr; 181 l_size_t len; 182 l_int prot; 183 l_int flags; 184 l_int fd; 185 l_ulong pgoff; 186 }; 187 188 /* 189 * stat family of syscalls 190 */ 191 struct l_timespec { 192 l_time_t tv_sec; 193 l_long tv_nsec; 194 } __packed; 195 196 struct l_newstat { 197 l_ushort st_dev; 198 l_ushort __pad1; 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_ushort __pad2; 206 l_ulong st_size; 207 l_ulong st_blksize; 208 l_ulong st_blocks; 209 struct l_timespec st_atim; 210 struct l_timespec st_mtim; 211 struct l_timespec st_ctim; 212 l_ulong __unused4; 213 l_ulong __unused5; 214 } __packed; 215 216 struct l_stat { 217 l_ushort st_dev; 218 l_ulong st_ino; 219 l_ushort st_mode; 220 l_ushort st_nlink; 221 l_ushort st_uid; 222 l_ushort st_gid; 223 l_ushort st_rdev; 224 l_long st_size; 225 struct l_timespec st_atim; 226 struct l_timespec st_mtim; 227 struct l_timespec st_ctim; 228 l_long st_blksize; 229 l_long st_blocks; 230 l_ulong st_flags; 231 l_ulong st_gen; 232 }; 233 234 struct l_stat64 { 235 l_ushort st_dev; 236 u_char __pad0[10]; 237 l_ulong __st_ino; 238 l_uint st_mode; 239 l_uint st_nlink; 240 l_ulong st_uid; 241 l_ulong st_gid; 242 l_ushort st_rdev; 243 u_char __pad3[10]; 244 l_longlong st_size; 245 l_ulong st_blksize; 246 l_ulong st_blocks; 247 l_ulong __pad4; 248 struct l_timespec st_atim; 249 struct l_timespec st_mtim; 250 struct l_timespec st_ctim; 251 l_ulonglong st_ino; 252 } __packed; 253 254 struct l_statfs64 { 255 l_int f_type; 256 l_int f_bsize; 257 uint64_t f_blocks; 258 uint64_t f_bfree; 259 uint64_t f_bavail; 260 uint64_t f_files; 261 uint64_t f_ffree; 262 l_fsid_t f_fsid; 263 l_int f_namelen; 264 l_int f_spare[6]; 265 } __packed; 266 267 struct l_new_utsname { 268 char sysname[LINUX_MAX_UTSNAME]; 269 char nodename[LINUX_MAX_UTSNAME]; 270 char release[LINUX_MAX_UTSNAME]; 271 char version[LINUX_MAX_UTSNAME]; 272 char machine[LINUX_MAX_UTSNAME]; 273 char domainname[LINUX_MAX_UTSNAME]; 274 } __packed; 275 276 /* 277 * Signalling 278 */ 279 #define LINUX_SIGHUP 1 280 #define LINUX_SIGINT 2 281 #define LINUX_SIGQUIT 3 282 #define LINUX_SIGILL 4 283 #define LINUX_SIGTRAP 5 284 #define LINUX_SIGABRT 6 285 #define LINUX_SIGIOT LINUX_SIGABRT 286 #define LINUX_SIGBUS 7 287 #define LINUX_SIGFPE 8 288 #define LINUX_SIGKILL 9 289 #define LINUX_SIGUSR1 10 290 #define LINUX_SIGSEGV 11 291 #define LINUX_SIGUSR2 12 292 #define LINUX_SIGPIPE 13 293 #define LINUX_SIGALRM 14 294 #define LINUX_SIGTERM 15 295 #define LINUX_SIGSTKFLT 16 296 #define LINUX_SIGCHLD 17 297 #define LINUX_SIGCONT 18 298 #define LINUX_SIGSTOP 19 299 #define LINUX_SIGTSTP 20 300 #define LINUX_SIGTTIN 21 301 #define LINUX_SIGTTOU 22 302 #define LINUX_SIGURG 23 303 #define LINUX_SIGXCPU 24 304 #define LINUX_SIGXFSZ 25 305 #define LINUX_SIGVTALRM 26 306 #define LINUX_SIGPROF 27 307 #define LINUX_SIGWINCH 28 308 #define LINUX_SIGIO 29 309 #define LINUX_SIGPOLL LINUX_SIGIO 310 #define LINUX_SIGPWR 30 311 #define LINUX_SIGSYS 31 312 #define LINUX_SIGRTMIN 32 313 314 #define LINUX_SIGTBLSZ 31 315 #define LINUX_NSIG_WORDS 2 316 #define LINUX_NBPW 32 317 #define LINUX_NSIG (LINUX_NBPW * LINUX_NSIG_WORDS) 318 319 /* sigaction flags */ 320 #define LINUX_SA_NOCLDSTOP 0x00000001 321 #define LINUX_SA_NOCLDWAIT 0x00000002 322 #define LINUX_SA_SIGINFO 0x00000004 323 #define LINUX_SA_RESTORER 0x04000000 324 #define LINUX_SA_ONSTACK 0x08000000 325 #define LINUX_SA_RESTART 0x10000000 326 #define LINUX_SA_INTERRUPT 0x20000000 327 #define LINUX_SA_NOMASK 0x40000000 328 #define LINUX_SA_ONESHOT 0x80000000 329 330 /* sigprocmask actions */ 331 #define LINUX_SIG_BLOCK 0 332 #define LINUX_SIG_UNBLOCK 1 333 #define LINUX_SIG_SETMASK 2 334 335 /* sigset_t macros */ 336 #define LINUX_SIGEMPTYSET(set) (set).__bits[0] = (set).__bits[1] = 0 337 #define LINUX_SIGISMEMBER(set, sig) SIGISMEMBER(set, sig) 338 #define LINUX_SIGADDSET(set, sig) SIGADDSET(set, sig) 339 340 /* sigaltstack */ 341 #define LINUX_MINSIGSTKSZ 2048 342 #define LINUX_SS_ONSTACK 1 343 #define LINUX_SS_DISABLE 2 344 345 int linux_to_bsd_sigaltstack(int lsa); 346 int bsd_to_linux_sigaltstack(int bsa); 347 348 typedef l_uintptr_t l_handler_t; 349 typedef l_ulong l_osigset_t; 350 351 typedef struct { 352 l_uint __bits[LINUX_NSIG_WORDS]; 353 } __packed l_sigset_t; 354 355 typedef struct { 356 l_handler_t lsa_handler; 357 l_osigset_t lsa_mask; 358 l_ulong lsa_flags; 359 l_uintptr_t lsa_restorer; 360 } __packed l_osigaction_t; 361 362 typedef struct { 363 l_handler_t lsa_handler; 364 l_ulong lsa_flags; 365 l_uintptr_t lsa_restorer; 366 l_sigset_t lsa_mask; 367 } __packed l_sigaction_t; 368 369 typedef struct { 370 l_uintptr_t ss_sp; 371 l_int ss_flags; 372 l_size_t ss_size; 373 } __packed l_stack_t; 374 375 /* The Linux sigcontext, pretty much a standard 386 trapframe. */ 376 struct l_sigcontext { 377 l_uint sc_gs; 378 l_uint sc_fs; 379 l_uint sc_es; 380 l_uint sc_ds; 381 l_uint sc_edi; 382 l_uint sc_esi; 383 l_uint sc_ebp; 384 l_uint sc_esp; 385 l_uint sc_ebx; 386 l_uint sc_edx; 387 l_uint sc_ecx; 388 l_uint sc_eax; 389 l_uint sc_trapno; 390 l_uint sc_err; 391 l_uint sc_eip; 392 l_uint sc_cs; 393 l_uint sc_eflags; 394 l_uint sc_esp_at_signal; 395 l_uint sc_ss; 396 l_uint sc_387; 397 l_uint sc_mask; 398 l_uint sc_cr2; 399 } __packed; 400 401 struct l_ucontext { 402 l_ulong uc_flags; 403 l_uintptr_t uc_link; 404 l_stack_t uc_stack; 405 struct l_sigcontext uc_mcontext; 406 l_sigset_t uc_sigmask; 407 } __packed; 408 409 #define LINUX_SI_MAX_SIZE 128 410 #define LINUX_SI_PAD_SIZE ((LINUX_SI_MAX_SIZE/sizeof(l_int)) - 3) 411 412 typedef union l_sigval { 413 l_int sival_int; 414 l_uintptr_t sival_ptr; 415 } l_sigval_t; 416 417 typedef struct l_siginfo { 418 l_int lsi_signo; 419 l_int lsi_errno; 420 l_int lsi_code; 421 union { 422 l_int _pad[LINUX_SI_PAD_SIZE]; 423 424 struct { 425 l_pid_t _pid; 426 l_uid_t _uid; 427 } __packed _kill; 428 429 struct { 430 l_timer_t _tid; 431 l_int _overrun; 432 char _pad[sizeof(l_uid_t) - sizeof(l_int)]; 433 l_sigval_t _sigval; 434 l_int _sys_private; 435 } __packed _timer; 436 437 struct { 438 l_pid_t _pid; /* sender's pid */ 439 l_uid_t _uid; /* sender's uid */ 440 l_sigval_t _sigval; 441 } __packed _rt; 442 443 struct { 444 l_pid_t _pid; /* which child */ 445 l_uid_t _uid; /* sender's uid */ 446 l_int _status; /* exit code */ 447 l_clock_t _utime; 448 l_clock_t _stime; 449 } __packed _sigchld; 450 451 struct { 452 l_uintptr_t _addr; /* Faulting insn/memory ref. */ 453 } __packed _sigfault; 454 455 struct { 456 l_long _band; /* POLL_IN,POLL_OUT,POLL_MSG */ 457 l_int _fd; 458 } __packed _sigpoll; 459 } _sifields; 460 } __packed l_siginfo_t; 461 462 #define lsi_pid _sifields._kill._pid 463 #define lsi_uid _sifields._kill._uid 464 #define lsi_tid _sifields._timer._tid 465 #define lsi_overrun _sifields._timer._overrun 466 #define lsi_sys_private _sifields._timer._sys_private 467 #define lsi_status _sifields._sigchld._status 468 #define lsi_utime _sifields._sigchld._utime 469 #define lsi_stime _sifields._sigchld._stime 470 #define lsi_value _sifields._rt._sigval 471 #define lsi_int _sifields._rt._sigval.sival_int 472 #define lsi_ptr _sifields._rt._sigval.sival_ptr 473 #define lsi_addr _sifields._sigfault._addr 474 #define lsi_band _sifields._sigpoll._band 475 #define lsi_fd _sifields._sigpoll._fd 476 477 struct l_fpreg { 478 u_int16_t significand[4]; 479 u_int16_t exponent; 480 } __packed; 481 482 struct l_fpxreg { 483 u_int16_t significand[4]; 484 u_int16_t exponent; 485 u_int16_t padding[3]; 486 } __packed; 487 488 struct l_xmmreg { 489 u_int32_t element[4]; 490 } __packed; 491 492 struct l_fpstate { 493 /* Regular FPU environment */ 494 u_int32_t cw; 495 u_int32_t sw; 496 u_int32_t tag; 497 u_int32_t ipoff; 498 u_int32_t cssel; 499 u_int32_t dataoff; 500 u_int32_t datasel; 501 struct l_fpreg _st[8]; 502 u_int16_t status; 503 u_int16_t magic; /* 0xffff = regular FPU data */ 504 505 /* FXSR FPU environment */ 506 u_int32_t _fxsr_env[6]; /* env is ignored. */ 507 u_int32_t mxcsr; 508 u_int32_t reserved; 509 struct l_fpxreg _fxsr_st[8]; /* reg data is ignored. */ 510 struct l_xmmreg _xmm[8]; 511 u_int32_t padding[56]; 512 } __packed; 513 514 /* 515 * We make the stack look like Linux expects it when calling a signal 516 * handler, but use the BSD way of calling the handler and sigreturn(). 517 * This means that we need to pass the pointer to the handler too. 518 * It is appended to the frame to not interfere with the rest of it. 519 */ 520 struct l_sigframe { 521 l_int sf_sig; 522 struct l_sigcontext sf_sc; 523 struct l_fpstate sf_fpstate; 524 l_uint sf_extramask[LINUX_NSIG_WORDS-1]; 525 l_handler_t sf_handler; 526 } __packed; 527 528 struct l_rt_sigframe { 529 l_int sf_sig; 530 l_uintptr_t sf_siginfo; 531 l_uintptr_t sf_ucontext; 532 l_siginfo_t sf_si; 533 struct l_ucontext sf_sc; 534 l_handler_t sf_handler; 535 } __packed; 536 537 extern int bsd_to_linux_signal[]; 538 extern int linux_to_bsd_signal[]; 539 extern struct sysentvec elf_linux_sysvec; 540 541 /* 542 * Pluggable ioctl handlers 543 */ 544 struct linux_ioctl_args; 545 struct thread; 546 547 typedef int linux_ioctl_function_t(struct thread *, struct linux_ioctl_args *); 548 549 struct linux_ioctl_handler { 550 linux_ioctl_function_t *func; 551 int low, high; 552 }; 553 554 int linux_ioctl_register_handler(struct linux_ioctl_handler *h); 555 int linux_ioctl_unregister_handler(struct linux_ioctl_handler *h); 556 557 /* 558 * open/fcntl flags 559 */ 560 #define LINUX_O_RDONLY 00000000 561 #define LINUX_O_WRONLY 00000001 562 #define LINUX_O_RDWR 00000002 563 #define LINUX_O_ACCMODE 00000003 564 #define LINUX_O_CREAT 00000100 565 #define LINUX_O_EXCL 00000200 566 #define LINUX_O_NOCTTY 00000400 567 #define LINUX_O_TRUNC 00001000 568 #define LINUX_O_APPEND 00002000 569 #define LINUX_O_NONBLOCK 00004000 570 #define LINUX_O_NDELAY LINUX_O_NONBLOCK 571 #define LINUX_O_SYNC 00010000 572 #define LINUX_FASYNC 00020000 573 #define LINUX_O_DIRECT 00040000 /* Direct disk access hint */ 574 #define LINUX_O_LARGEFILE 00100000 575 #define LINUX_O_DIRECTORY 00200000 /* Must be a directory */ 576 #define LINUX_O_NOFOLLOW 00400000 /* Do not follow links */ 577 #define LINUX_O_NOATIME 01000000 578 #define LINUX_O_CLOEXEC 02000000 579 580 #define LINUX_F_DUPFD 0 581 #define LINUX_F_GETFD 1 582 #define LINUX_F_SETFD 2 583 #define LINUX_F_GETFL 3 584 #define LINUX_F_SETFL 4 585 #define LINUX_F_GETLK 5 586 #define LINUX_F_SETLK 6 587 #define LINUX_F_SETLKW 7 588 #define LINUX_F_SETOWN 8 589 #define LINUX_F_GETOWN 9 590 591 #define LINUX_F_GETLK64 12 592 #define LINUX_F_SETLK64 13 593 #define LINUX_F_SETLKW64 14 594 595 #define LINUX_F_RDLCK 0 596 #define LINUX_F_WRLCK 1 597 #define LINUX_F_UNLCK 2 598 599 /* 600 * posix_fadvise advice 601 */ 602 #define LINUX_POSIX_FADV_NORMAL 0 603 #define LINUX_POSIX_FADV_RANDOM 1 604 #define LINUX_POSIX_FADV_SEQUENTIAL 2 605 #define LINUX_POSIX_FADV_WILLNEED 3 606 #define LINUX_POSIX_FADV_DONTNEED 4 607 #define LINUX_POSIX_FADV_NOREUSE 5 608 609 /* 610 * mount flags 611 */ 612 #define LINUX_MS_RDONLY 0x0001 613 #define LINUX_MS_NOSUID 0x0002 614 #define LINUX_MS_NODEV 0x0004 615 #define LINUX_MS_NOEXEC 0x0008 616 #define LINUX_MS_REMOUNT 0x0020 617 618 /* 619 * SystemV IPC defines 620 */ 621 #define LINUX_SEMOP 1 622 #define LINUX_SEMGET 2 623 #define LINUX_SEMCTL 3 624 #define LINUX_MSGSND 11 625 #define LINUX_MSGRCV 12 626 #define LINUX_MSGGET 13 627 #define LINUX_MSGCTL 14 628 #define LINUX_SHMAT 21 629 #define LINUX_SHMDT 22 630 #define LINUX_SHMGET 23 631 #define LINUX_SHMCTL 24 632 633 #define LINUX_IPC_RMID 0 634 #define LINUX_IPC_SET 1 635 #define LINUX_IPC_STAT 2 636 #define LINUX_IPC_INFO 3 637 638 #define LINUX_SHM_LOCK 11 639 #define LINUX_SHM_UNLOCK 12 640 #define LINUX_SHM_STAT 13 641 #define LINUX_SHM_INFO 14 642 643 #define LINUX_SHM_RDONLY 0x1000 644 #define LINUX_SHM_RND 0x2000 645 #define LINUX_SHM_REMAP 0x4000 646 647 /* semctl commands */ 648 #define LINUX_GETPID 11 649 #define LINUX_GETVAL 12 650 #define LINUX_GETALL 13 651 #define LINUX_GETNCNT 14 652 #define LINUX_GETZCNT 15 653 #define LINUX_SETVAL 16 654 #define LINUX_SETALL 17 655 #define LINUX_SEM_STAT 18 656 #define LINUX_SEM_INFO 19 657 658 union l_semun { 659 l_int val; 660 l_uintptr_t buf; 661 l_uintptr_t array; 662 l_uintptr_t __buf; 663 l_uintptr_t __pad; 664 } __packed; 665 666 /* 667 * Socket defines 668 */ 669 #define LINUX_SOCKET 1 670 #define LINUX_BIND 2 671 #define LINUX_CONNECT 3 672 #define LINUX_LISTEN 4 673 #define LINUX_ACCEPT 5 674 #define LINUX_GETSOCKNAME 6 675 #define LINUX_GETPEERNAME 7 676 #define LINUX_SOCKETPAIR 8 677 #define LINUX_SEND 9 678 #define LINUX_RECV 10 679 #define LINUX_SENDTO 11 680 #define LINUX_RECVFROM 12 681 #define LINUX_SHUTDOWN 13 682 #define LINUX_SETSOCKOPT 14 683 #define LINUX_GETSOCKOPT 15 684 #define LINUX_SENDMSG 16 685 #define LINUX_RECVMSG 17 686 #define LINUX_ACCEPT4 18 687 688 #define LINUX_SOL_SOCKET 1 689 #define LINUX_SOL_IP 0 690 #define LINUX_SOL_IPX 256 691 #define LINUX_SOL_AX25 257 692 #define LINUX_SOL_TCP 6 693 #define LINUX_SOL_UDP 17 694 695 #define LINUX_SO_DEBUG 1 696 #define LINUX_SO_REUSEADDR 2 697 #define LINUX_SO_TYPE 3 698 #define LINUX_SO_ERROR 4 699 #define LINUX_SO_DONTROUTE 5 700 #define LINUX_SO_BROADCAST 6 701 #define LINUX_SO_SNDBUF 7 702 #define LINUX_SO_RCVBUF 8 703 #define LINUX_SO_KEEPALIVE 9 704 #define LINUX_SO_OOBINLINE 10 705 #define LINUX_SO_NO_CHECK 11 706 #define LINUX_SO_PRIORITY 12 707 #define LINUX_SO_LINGER 13 708 #define LINUX_SO_PEERCRED 17 709 #define LINUX_SO_RCVLOWAT 18 710 #define LINUX_SO_SNDLOWAT 19 711 #define LINUX_SO_RCVTIMEO 20 712 #define LINUX_SO_SNDTIMEO 21 713 #define LINUX_SO_TIMESTAMP 29 714 #define LINUX_SO_ACCEPTCONN 30 715 716 #define LINUX_IP_TOS 1 717 #define LINUX_IP_TTL 2 718 #define LINUX_IP_HDRINCL 3 719 #define LINUX_IP_OPTIONS 4 720 721 #define LINUX_IP_MULTICAST_IF 32 722 #define LINUX_IP_MULTICAST_TTL 33 723 #define LINUX_IP_MULTICAST_LOOP 34 724 #define LINUX_IP_ADD_MEMBERSHIP 35 725 #define LINUX_IP_DROP_MEMBERSHIP 36 726 727 struct l_sockaddr { 728 l_ushort sa_family; 729 char sa_data[14]; 730 } __packed; 731 732 struct l_msghdr { 733 l_uintptr_t msg_name; 734 l_int msg_namelen; 735 l_uintptr_t msg_iov; 736 l_size_t msg_iovlen; 737 l_uintptr_t msg_control; 738 l_size_t msg_controllen; 739 l_uint msg_flags; 740 }; 741 742 struct l_cmsghdr { 743 l_size_t cmsg_len; 744 l_int cmsg_level; 745 l_int cmsg_type; 746 }; 747 748 struct l_ifmap { 749 l_ulong mem_start; 750 l_ulong mem_end; 751 l_ushort base_addr; 752 u_char irq; 753 u_char dma; 754 u_char port; 755 } __packed; 756 757 #define LINUX_IFHWADDRLEN 6 758 #define LINUX_IFNAMSIZ 16 759 760 struct l_ifreq { 761 union { 762 char ifrn_name[LINUX_IFNAMSIZ]; 763 } ifr_ifrn; 764 765 union { 766 struct l_sockaddr ifru_addr; 767 struct l_sockaddr ifru_dstaddr; 768 struct l_sockaddr ifru_broadaddr; 769 struct l_sockaddr ifru_netmask; 770 struct l_sockaddr ifru_hwaddr; 771 l_short ifru_flags[1]; 772 l_int ifru_metric; 773 l_int ifru_mtu; 774 struct l_ifmap ifru_map; 775 char ifru_slave[LINUX_IFNAMSIZ]; 776 l_uintptr_t ifru_data; 777 } ifr_ifru; 778 } __packed; 779 780 #define ifr_name ifr_ifrn.ifrn_name /* Interface name */ 781 #define ifr_hwaddr ifr_ifru.ifru_hwaddr /* MAC address */ 782 783 struct l_ifconf { 784 int ifc_len; 785 union { 786 l_uintptr_t ifcu_buf; 787 l_uintptr_t ifcu_req; 788 } ifc_ifcu; 789 } __packed; 790 791 #define ifc_buf ifc_ifcu.ifcu_buf 792 #define ifc_req ifc_ifcu.ifcu_req 793 794 /* 795 * poll() 796 */ 797 #define LINUX_POLLIN 0x0001 798 #define LINUX_POLLPRI 0x0002 799 #define LINUX_POLLOUT 0x0004 800 #define LINUX_POLLERR 0x0008 801 #define LINUX_POLLHUP 0x0010 802 #define LINUX_POLLNVAL 0x0020 803 #define LINUX_POLLRDNORM 0x0040 804 #define LINUX_POLLRDBAND 0x0080 805 #define LINUX_POLLWRNORM 0x0100 806 #define LINUX_POLLWRBAND 0x0200 807 #define LINUX_POLLMSG 0x0400 808 809 struct l_pollfd { 810 l_int fd; 811 l_short events; 812 l_short revents; 813 } __packed; 814 815 struct l_user_desc { 816 l_uint entry_number; 817 l_uint base_addr; 818 l_uint limit; 819 l_uint seg_32bit:1; 820 l_uint contents:2; 821 l_uint read_exec_only:1; 822 l_uint limit_in_pages:1; 823 l_uint seg_not_present:1; 824 l_uint useable:1; 825 }; 826 827 #define LINUX_LOWERWORD 0x0000ffff 828 829 /* 830 * Macros which does the same thing as those in Linux include/asm-um/ldt-i386.h. 831 * These convert Linux user space descriptor to machine one. 832 */ 833 #define LINUX_LDT_entry_a(info) \ 834 ((((info)->base_addr & LINUX_LOWERWORD) << 16) | \ 835 ((info)->limit & LINUX_LOWERWORD)) 836 837 #define LINUX_ENTRY_B_READ_EXEC_ONLY 9 838 #define LINUX_ENTRY_B_CONTENTS 10 839 #define LINUX_ENTRY_B_SEG_NOT_PRESENT 15 840 #define LINUX_ENTRY_B_BASE_ADDR 16 841 #define LINUX_ENTRY_B_USEABLE 20 842 #define LINUX_ENTRY_B_SEG32BIT 22 843 #define LINUX_ENTRY_B_LIMIT 23 844 845 #define LINUX_LDT_entry_b(info) \ 846 (((info)->base_addr & 0xff000000) | \ 847 ((info)->limit & 0xf0000) | \ 848 ((info)->contents << LINUX_ENTRY_B_CONTENTS) | \ 849 (((info)->seg_not_present == 0) << LINUX_ENTRY_B_SEG_NOT_PRESENT) | \ 850 (((info)->base_addr & 0x00ff0000) >> LINUX_ENTRY_B_BASE_ADDR) | \ 851 (((info)->read_exec_only == 0) << LINUX_ENTRY_B_READ_EXEC_ONLY) | \ 852 ((info)->seg_32bit << LINUX_ENTRY_B_SEG32BIT) | \ 853 ((info)->useable << LINUX_ENTRY_B_USEABLE) | \ 854 ((info)->limit_in_pages << LINUX_ENTRY_B_LIMIT) | 0x7000) 855 856 #define LINUX_LDT_empty(info) \ 857 ((info)->base_addr == 0 && \ 858 (info)->limit == 0 && \ 859 (info)->contents == 0 && \ 860 (info)->seg_not_present == 1 && \ 861 (info)->read_exec_only == 1 && \ 862 (info)->seg_32bit == 0 && \ 863 (info)->limit_in_pages == 0 && \ 864 (info)->useable == 0) 865 866 /* 867 * Macros for converting segments. 868 * They do the same as those in arch/i386/kernel/process.c in Linux. 869 */ 870 #define LINUX_GET_BASE(desc) \ 871 ((((desc)->a >> 16) & LINUX_LOWERWORD) | \ 872 (((desc)->b << 16) & 0x00ff0000) | \ 873 ((desc)->b & 0xff000000)) 874 875 #define LINUX_GET_LIMIT(desc) \ 876 (((desc)->a & LINUX_LOWERWORD) | \ 877 ((desc)->b & 0xf0000)) 878 879 #define LINUX_GET_32BIT(desc) \ 880 (((desc)->b >> LINUX_ENTRY_B_SEG32BIT) & 1) 881 #define LINUX_GET_CONTENTS(desc) \ 882 (((desc)->b >> LINUX_ENTRY_B_CONTENTS) & 3) 883 #define LINUX_GET_WRITABLE(desc) \ 884 (((desc)->b >> LINUX_ENTRY_B_READ_EXEC_ONLY) & 1) 885 #define LINUX_GET_LIMIT_PAGES(desc) \ 886 (((desc)->b >> LINUX_ENTRY_B_LIMIT) & 1) 887 #define LINUX_GET_PRESENT(desc) \ 888 (((desc)->b >> LINUX_ENTRY_B_SEG_NOT_PRESENT) & 1) 889 #define LINUX_GET_USEABLE(desc) \ 890 (((desc)->b >> LINUX_ENTRY_B_USEABLE) & 1) 891 892 #define LINUX_CLOCK_REALTIME 0 893 #define LINUX_CLOCK_MONOTONIC 1 894 #define LINUX_CLOCK_PROCESS_CPUTIME_ID 2 895 #define LINUX_CLOCK_THREAD_CPUTIME_ID 3 896 #define LINUX_CLOCK_REALTIME_HR 4 897 #define LINUX_CLOCK_MONOTONIC_HR 5 898 899 #define LINUX_CLONE_VM 0x00000100 900 #define LINUX_CLONE_FS 0x00000200 901 #define LINUX_CLONE_FILES 0x00000400 902 #define LINUX_CLONE_SIGHAND 0x00000800 903 #define LINUX_CLONE_PID 0x00001000 /* No longer exist in Linux */ 904 #define LINUX_CLONE_VFORK 0x00004000 905 #define LINUX_CLONE_PARENT 0x00008000 906 #define LINUX_CLONE_THREAD 0x00010000 907 #define LINUX_CLONE_SETTLS 0x00080000 908 #define LINUX_CLONE_PARENT_SETTID 0x00100000 909 #define LINUX_CLONE_CHILD_CLEARTID 0x00200000 910 #define LINUX_CLONE_CHILD_SETTID 0x01000000 911 912 #define LINUX_THREADING_FLAGS \ 913 (LINUX_CLONE_VM | LINUX_CLONE_FS | LINUX_CLONE_FILES | \ 914 LINUX_CLONE_SIGHAND | LINUX_CLONE_THREAD) 915 916 struct iovec; 917 918 struct l_iovec32 { 919 uint32_t iov_base; 920 l_size_t iov_len; 921 }; 922 923 int linux32_copyiniov(struct l_iovec32 *iovp32, l_ulong iovcnt, 924 struct iovec **iovp, int error); 925 926 /* robust futexes */ 927 struct linux_robust_list { 928 l_uintptr_t next; 929 }; 930 931 struct linux_robust_list_head { 932 struct linux_robust_list list; 933 l_long futex_offset; 934 l_uintptr_t pending_list; 935 }; 936 937 int linux_set_upcall_kse(struct thread *td, register_t stack); 938 int linux_set_cloned_tls(struct thread *td, void *desc); 939 940 #endif /* !_AMD64_LINUX_H_ */
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