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/9.2/sys/amd64/linux32/linux.h 247558 2013-03-01 18:39:46Z 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 #define LINUX_DTRACE linuxulator32 46 47 #ifdef MALLOC_DECLARE 48 MALLOC_DECLARE(M_LINUX); 49 #endif 50 51 #define LINUX32_MAXUSER ((1ul << 32) - PAGE_SIZE) 52 #define LINUX32_SHAREDPAGE (LINUX32_MAXUSER - PAGE_SIZE) 53 #define LINUX32_USRSTACK LINUX32_SHAREDPAGE 54 55 /* XXX 16 = sizeof(linux32_ps_strings) */ 56 #define LINUX32_PS_STRINGS (LINUX32_USRSTACK - 16) 57 #define LINUX32_MAXDSIZ (512 * 1024 * 1024) /* 512MB */ 58 #define LINUX32_MAXSSIZ (64 * 1024 * 1024) /* 64MB */ 59 #define LINUX32_MAXVMEM 0 /* Unlimited */ 60 61 #define PTRIN(v) (void *)(uintptr_t)(v) 62 #define PTROUT(v) (l_uintptr_t)(uintptr_t)(v) 63 64 /* 65 * Provide a separate set of types for the Linux types. 66 */ 67 typedef int l_int; 68 typedef int32_t l_long; 69 typedef int64_t l_longlong; 70 typedef short l_short; 71 typedef unsigned int l_uint; 72 typedef uint32_t l_ulong; 73 typedef uint64_t l_ulonglong; 74 typedef unsigned short l_ushort; 75 76 typedef l_ulong l_uintptr_t; 77 typedef l_long l_clock_t; 78 typedef l_int l_daddr_t; 79 typedef l_ushort l_dev_t; 80 typedef l_uint l_gid_t; 81 typedef l_ushort l_gid16_t; 82 typedef l_ulong l_ino_t; 83 typedef l_int l_key_t; 84 typedef l_longlong l_loff_t; 85 typedef l_ushort l_mode_t; 86 typedef l_long l_off_t; 87 typedef l_int l_pid_t; 88 typedef l_uint l_size_t; 89 typedef l_long l_suseconds_t; 90 typedef l_long l_time_t; 91 typedef l_uint l_uid_t; 92 typedef l_ushort l_uid16_t; 93 typedef l_int l_timer_t; 94 typedef l_int l_mqd_t; 95 96 typedef struct { 97 l_int val[2]; 98 } __packed l_fsid_t; 99 100 typedef struct { 101 l_time_t tv_sec; 102 l_suseconds_t tv_usec; 103 } l_timeval; 104 105 #define l_fd_set fd_set 106 107 /* 108 * Miscellaneous 109 */ 110 #define LINUX_NAME_MAX 255 111 #define LINUX_MAX_UTSNAME 65 112 113 #define LINUX_CTL_MAXNAME 10 114 115 #define LINUX_AT_COUNT 16 /* Count of used aux entry types. 116 * Keep this synchronized with 117 * elf_linux_fixup() code. 118 */ 119 struct l___sysctl_args 120 { 121 l_uintptr_t name; 122 l_int nlen; 123 l_uintptr_t oldval; 124 l_uintptr_t oldlenp; 125 l_uintptr_t newval; 126 l_size_t newlen; 127 l_ulong __spare[4]; 128 } __packed; 129 130 /* Scheduling policies */ 131 #define LINUX_SCHED_OTHER 0 132 #define LINUX_SCHED_FIFO 1 133 #define LINUX_SCHED_RR 2 134 135 /* Resource limits */ 136 #define LINUX_RLIMIT_CPU 0 137 #define LINUX_RLIMIT_FSIZE 1 138 #define LINUX_RLIMIT_DATA 2 139 #define LINUX_RLIMIT_STACK 3 140 #define LINUX_RLIMIT_CORE 4 141 #define LINUX_RLIMIT_RSS 5 142 #define LINUX_RLIMIT_NPROC 6 143 #define LINUX_RLIMIT_NOFILE 7 144 #define LINUX_RLIMIT_MEMLOCK 8 145 #define LINUX_RLIMIT_AS 9 /* Address space limit */ 146 147 #define LINUX_RLIM_NLIMITS 10 148 149 struct l_rlimit { 150 l_ulong rlim_cur; 151 l_ulong rlim_max; 152 } __packed; 153 154 struct l_rusage { 155 l_timeval ru_utime; 156 l_timeval ru_stime; 157 l_long ru_maxrss; 158 l_long ru_ixrss; 159 l_long ru_idrss; 160 l_long ru_isrss; 161 l_long ru_minflt; 162 l_long ru_majflt; 163 l_long ru_nswap; 164 l_long ru_inblock; 165 l_long ru_oublock; 166 l_long ru_msgsnd; 167 l_long ru_msgrcv; 168 l_long ru_nsignals; 169 l_long ru_nvcsw; 170 l_long ru_nivcsw; 171 } __packed; 172 173 /* mmap options */ 174 #define LINUX_MAP_SHARED 0x0001 175 #define LINUX_MAP_PRIVATE 0x0002 176 #define LINUX_MAP_FIXED 0x0010 177 #define LINUX_MAP_ANON 0x0020 178 #define LINUX_MAP_GROWSDOWN 0x0100 179 180 struct l_mmap_argv { 181 l_uintptr_t addr; 182 l_size_t len; 183 l_int prot; 184 l_int flags; 185 l_int fd; 186 l_ulong pgoff; 187 }; 188 189 /* 190 * stat family of syscalls 191 */ 192 struct l_timespec { 193 l_time_t tv_sec; 194 l_long tv_nsec; 195 } __packed; 196 197 struct l_newstat { 198 l_ushort st_dev; 199 l_ushort __pad1; 200 l_ulong st_ino; 201 l_ushort st_mode; 202 l_ushort st_nlink; 203 l_ushort st_uid; 204 l_ushort st_gid; 205 l_ushort st_rdev; 206 l_ushort __pad2; 207 l_ulong st_size; 208 l_ulong st_blksize; 209 l_ulong st_blocks; 210 struct l_timespec st_atim; 211 struct l_timespec st_mtim; 212 struct l_timespec st_ctim; 213 l_ulong __unused4; 214 l_ulong __unused5; 215 } __packed; 216 217 struct l_stat { 218 l_ushort st_dev; 219 l_ulong st_ino; 220 l_ushort st_mode; 221 l_ushort st_nlink; 222 l_ushort st_uid; 223 l_ushort st_gid; 224 l_ushort st_rdev; 225 l_long st_size; 226 struct l_timespec st_atim; 227 struct l_timespec st_mtim; 228 struct l_timespec st_ctim; 229 l_long st_blksize; 230 l_long st_blocks; 231 l_ulong st_flags; 232 l_ulong st_gen; 233 }; 234 235 struct l_stat64 { 236 l_ushort st_dev; 237 u_char __pad0[10]; 238 l_ulong __st_ino; 239 l_uint st_mode; 240 l_uint st_nlink; 241 l_ulong st_uid; 242 l_ulong st_gid; 243 l_ushort st_rdev; 244 u_char __pad3[10]; 245 l_longlong st_size; 246 l_ulong st_blksize; 247 l_ulong st_blocks; 248 l_ulong __pad4; 249 struct l_timespec st_atim; 250 struct l_timespec st_mtim; 251 struct l_timespec st_ctim; 252 l_ulonglong st_ino; 253 } __packed; 254 255 struct l_statfs64 { 256 l_int f_type; 257 l_int f_bsize; 258 uint64_t f_blocks; 259 uint64_t f_bfree; 260 uint64_t f_bavail; 261 uint64_t f_files; 262 uint64_t f_ffree; 263 l_fsid_t f_fsid; 264 l_int f_namelen; 265 l_int f_spare[6]; 266 } __packed; 267 268 struct l_new_utsname { 269 char sysname[LINUX_MAX_UTSNAME]; 270 char nodename[LINUX_MAX_UTSNAME]; 271 char release[LINUX_MAX_UTSNAME]; 272 char version[LINUX_MAX_UTSNAME]; 273 char machine[LINUX_MAX_UTSNAME]; 274 char domainname[LINUX_MAX_UTSNAME]; 275 } __packed; 276 277 /* 278 * Signalling 279 */ 280 #define LINUX_SIGHUP 1 281 #define LINUX_SIGINT 2 282 #define LINUX_SIGQUIT 3 283 #define LINUX_SIGILL 4 284 #define LINUX_SIGTRAP 5 285 #define LINUX_SIGABRT 6 286 #define LINUX_SIGIOT LINUX_SIGABRT 287 #define LINUX_SIGBUS 7 288 #define LINUX_SIGFPE 8 289 #define LINUX_SIGKILL 9 290 #define LINUX_SIGUSR1 10 291 #define LINUX_SIGSEGV 11 292 #define LINUX_SIGUSR2 12 293 #define LINUX_SIGPIPE 13 294 #define LINUX_SIGALRM 14 295 #define LINUX_SIGTERM 15 296 #define LINUX_SIGSTKFLT 16 297 #define LINUX_SIGCHLD 17 298 #define LINUX_SIGCONT 18 299 #define LINUX_SIGSTOP 19 300 #define LINUX_SIGTSTP 20 301 #define LINUX_SIGTTIN 21 302 #define LINUX_SIGTTOU 22 303 #define LINUX_SIGURG 23 304 #define LINUX_SIGXCPU 24 305 #define LINUX_SIGXFSZ 25 306 #define LINUX_SIGVTALRM 26 307 #define LINUX_SIGPROF 27 308 #define LINUX_SIGWINCH 28 309 #define LINUX_SIGIO 29 310 #define LINUX_SIGPOLL LINUX_SIGIO 311 #define LINUX_SIGPWR 30 312 #define LINUX_SIGSYS 31 313 #define LINUX_SIGRTMIN 32 314 315 #define LINUX_SIGTBLSZ 31 316 #define LINUX_NSIG_WORDS 2 317 #define LINUX_NBPW 32 318 #define LINUX_NSIG (LINUX_NBPW * LINUX_NSIG_WORDS) 319 320 /* sigaction flags */ 321 #define LINUX_SA_NOCLDSTOP 0x00000001 322 #define LINUX_SA_NOCLDWAIT 0x00000002 323 #define LINUX_SA_SIGINFO 0x00000004 324 #define LINUX_SA_RESTORER 0x04000000 325 #define LINUX_SA_ONSTACK 0x08000000 326 #define LINUX_SA_RESTART 0x10000000 327 #define LINUX_SA_INTERRUPT 0x20000000 328 #define LINUX_SA_NOMASK 0x40000000 329 #define LINUX_SA_ONESHOT 0x80000000 330 331 /* sigprocmask actions */ 332 #define LINUX_SIG_BLOCK 0 333 #define LINUX_SIG_UNBLOCK 1 334 #define LINUX_SIG_SETMASK 2 335 336 /* sigset_t macros */ 337 #define LINUX_SIGEMPTYSET(set) (set).__bits[0] = (set).__bits[1] = 0 338 #define LINUX_SIGISMEMBER(set, sig) SIGISMEMBER(set, sig) 339 #define LINUX_SIGADDSET(set, sig) SIGADDSET(set, sig) 340 341 /* sigaltstack */ 342 #define LINUX_MINSIGSTKSZ 2048 343 #define LINUX_SS_ONSTACK 1 344 #define LINUX_SS_DISABLE 2 345 346 int linux_to_bsd_sigaltstack(int lsa); 347 int bsd_to_linux_sigaltstack(int bsa); 348 349 typedef l_uintptr_t l_handler_t; 350 typedef l_ulong l_osigset_t; 351 352 typedef struct { 353 l_uint __bits[LINUX_NSIG_WORDS]; 354 } __packed l_sigset_t; 355 356 typedef struct { 357 l_handler_t lsa_handler; 358 l_osigset_t lsa_mask; 359 l_ulong lsa_flags; 360 l_uintptr_t lsa_restorer; 361 } __packed l_osigaction_t; 362 363 typedef struct { 364 l_handler_t lsa_handler; 365 l_ulong lsa_flags; 366 l_uintptr_t lsa_restorer; 367 l_sigset_t lsa_mask; 368 } __packed l_sigaction_t; 369 370 typedef struct { 371 l_uintptr_t ss_sp; 372 l_int ss_flags; 373 l_size_t ss_size; 374 } __packed l_stack_t; 375 376 /* The Linux sigcontext, pretty much a standard 386 trapframe. */ 377 struct l_sigcontext { 378 l_uint sc_gs; 379 l_uint sc_fs; 380 l_uint sc_es; 381 l_uint sc_ds; 382 l_uint sc_edi; 383 l_uint sc_esi; 384 l_uint sc_ebp; 385 l_uint sc_esp; 386 l_uint sc_ebx; 387 l_uint sc_edx; 388 l_uint sc_ecx; 389 l_uint sc_eax; 390 l_uint sc_trapno; 391 l_uint sc_err; 392 l_uint sc_eip; 393 l_uint sc_cs; 394 l_uint sc_eflags; 395 l_uint sc_esp_at_signal; 396 l_uint sc_ss; 397 l_uint sc_387; 398 l_uint sc_mask; 399 l_uint sc_cr2; 400 } __packed; 401 402 struct l_ucontext { 403 l_ulong uc_flags; 404 l_uintptr_t uc_link; 405 l_stack_t uc_stack; 406 struct l_sigcontext uc_mcontext; 407 l_sigset_t uc_sigmask; 408 } __packed; 409 410 #define LINUX_SI_MAX_SIZE 128 411 #define LINUX_SI_PAD_SIZE ((LINUX_SI_MAX_SIZE/sizeof(l_int)) - 3) 412 413 typedef union l_sigval { 414 l_int sival_int; 415 l_uintptr_t sival_ptr; 416 } l_sigval_t; 417 418 typedef struct l_siginfo { 419 l_int lsi_signo; 420 l_int lsi_errno; 421 l_int lsi_code; 422 union { 423 l_int _pad[LINUX_SI_PAD_SIZE]; 424 425 struct { 426 l_pid_t _pid; 427 l_uid_t _uid; 428 } __packed _kill; 429 430 struct { 431 l_timer_t _tid; 432 l_int _overrun; 433 char _pad[sizeof(l_uid_t) - sizeof(l_int)]; 434 l_sigval_t _sigval; 435 l_int _sys_private; 436 } __packed _timer; 437 438 struct { 439 l_pid_t _pid; /* sender's pid */ 440 l_uid_t _uid; /* sender's uid */ 441 l_sigval_t _sigval; 442 } __packed _rt; 443 444 struct { 445 l_pid_t _pid; /* which child */ 446 l_uid_t _uid; /* sender's uid */ 447 l_int _status; /* exit code */ 448 l_clock_t _utime; 449 l_clock_t _stime; 450 } __packed _sigchld; 451 452 struct { 453 l_uintptr_t _addr; /* Faulting insn/memory ref. */ 454 } __packed _sigfault; 455 456 struct { 457 l_long _band; /* POLL_IN,POLL_OUT,POLL_MSG */ 458 l_int _fd; 459 } __packed _sigpoll; 460 } _sifields; 461 } __packed l_siginfo_t; 462 463 #define lsi_pid _sifields._kill._pid 464 #define lsi_uid _sifields._kill._uid 465 #define lsi_tid _sifields._timer._tid 466 #define lsi_overrun _sifields._timer._overrun 467 #define lsi_sys_private _sifields._timer._sys_private 468 #define lsi_status _sifields._sigchld._status 469 #define lsi_utime _sifields._sigchld._utime 470 #define lsi_stime _sifields._sigchld._stime 471 #define lsi_value _sifields._rt._sigval 472 #define lsi_int _sifields._rt._sigval.sival_int 473 #define lsi_ptr _sifields._rt._sigval.sival_ptr 474 #define lsi_addr _sifields._sigfault._addr 475 #define lsi_band _sifields._sigpoll._band 476 #define lsi_fd _sifields._sigpoll._fd 477 478 struct l_fpreg { 479 u_int16_t significand[4]; 480 u_int16_t exponent; 481 } __packed; 482 483 struct l_fpxreg { 484 u_int16_t significand[4]; 485 u_int16_t exponent; 486 u_int16_t padding[3]; 487 } __packed; 488 489 struct l_xmmreg { 490 u_int32_t element[4]; 491 } __packed; 492 493 struct l_fpstate { 494 /* Regular FPU environment */ 495 u_int32_t cw; 496 u_int32_t sw; 497 u_int32_t tag; 498 u_int32_t ipoff; 499 u_int32_t cssel; 500 u_int32_t dataoff; 501 u_int32_t datasel; 502 struct l_fpreg _st[8]; 503 u_int16_t status; 504 u_int16_t magic; /* 0xffff = regular FPU data */ 505 506 /* FXSR FPU environment */ 507 u_int32_t _fxsr_env[6]; /* env is ignored. */ 508 u_int32_t mxcsr; 509 u_int32_t reserved; 510 struct l_fpxreg _fxsr_st[8]; /* reg data is ignored. */ 511 struct l_xmmreg _xmm[8]; 512 u_int32_t padding[56]; 513 } __packed; 514 515 /* 516 * We make the stack look like Linux expects it when calling a signal 517 * handler, but use the BSD way of calling the handler and sigreturn(). 518 * This means that we need to pass the pointer to the handler too. 519 * It is appended to the frame to not interfere with the rest of it. 520 */ 521 struct l_sigframe { 522 l_int sf_sig; 523 struct l_sigcontext sf_sc; 524 struct l_fpstate sf_fpstate; 525 l_uint sf_extramask[LINUX_NSIG_WORDS-1]; 526 l_handler_t sf_handler; 527 } __packed; 528 529 struct l_rt_sigframe { 530 l_int sf_sig; 531 l_uintptr_t sf_siginfo; 532 l_uintptr_t sf_ucontext; 533 l_siginfo_t sf_si; 534 struct l_ucontext sf_sc; 535 l_handler_t sf_handler; 536 } __packed; 537 538 extern int bsd_to_linux_signal[]; 539 extern int linux_to_bsd_signal[]; 540 extern struct sysentvec elf_linux_sysvec; 541 542 /* 543 * Pluggable ioctl handlers 544 */ 545 struct linux_ioctl_args; 546 struct thread; 547 548 typedef int linux_ioctl_function_t(struct thread *, struct linux_ioctl_args *); 549 550 struct linux_ioctl_handler { 551 linux_ioctl_function_t *func; 552 int low, high; 553 }; 554 555 int linux_ioctl_register_handler(struct linux_ioctl_handler *h); 556 int linux_ioctl_unregister_handler(struct linux_ioctl_handler *h); 557 558 /* 559 * open/fcntl flags 560 */ 561 #define LINUX_O_RDONLY 00000000 562 #define LINUX_O_WRONLY 00000001 563 #define LINUX_O_RDWR 00000002 564 #define LINUX_O_ACCMODE 00000003 565 #define LINUX_O_CREAT 00000100 566 #define LINUX_O_EXCL 00000200 567 #define LINUX_O_NOCTTY 00000400 568 #define LINUX_O_TRUNC 00001000 569 #define LINUX_O_APPEND 00002000 570 #define LINUX_O_NONBLOCK 00004000 571 #define LINUX_O_NDELAY LINUX_O_NONBLOCK 572 #define LINUX_O_SYNC 00010000 573 #define LINUX_FASYNC 00020000 574 #define LINUX_O_DIRECT 00040000 /* Direct disk access hint */ 575 #define LINUX_O_LARGEFILE 00100000 576 #define LINUX_O_DIRECTORY 00200000 /* Must be a directory */ 577 #define LINUX_O_NOFOLLOW 00400000 /* Do not follow links */ 578 #define LINUX_O_NOATIME 01000000 579 #define LINUX_O_CLOEXEC 02000000 580 581 #define LINUX_F_DUPFD 0 582 #define LINUX_F_GETFD 1 583 #define LINUX_F_SETFD 2 584 #define LINUX_F_GETFL 3 585 #define LINUX_F_SETFL 4 586 #define LINUX_F_GETLK 5 587 #define LINUX_F_SETLK 6 588 #define LINUX_F_SETLKW 7 589 #define LINUX_F_SETOWN 8 590 #define LINUX_F_GETOWN 9 591 592 #define LINUX_F_GETLK64 12 593 #define LINUX_F_SETLK64 13 594 #define LINUX_F_SETLKW64 14 595 596 #define LINUX_F_RDLCK 0 597 #define LINUX_F_WRLCK 1 598 #define LINUX_F_UNLCK 2 599 600 /* 601 * posix_fadvise advice 602 */ 603 #define LINUX_POSIX_FADV_NORMAL 0 604 #define LINUX_POSIX_FADV_RANDOM 1 605 #define LINUX_POSIX_FADV_SEQUENTIAL 2 606 #define LINUX_POSIX_FADV_WILLNEED 3 607 #define LINUX_POSIX_FADV_DONTNEED 4 608 #define LINUX_POSIX_FADV_NOREUSE 5 609 610 /* 611 * mount flags 612 */ 613 #define LINUX_MS_RDONLY 0x0001 614 #define LINUX_MS_NOSUID 0x0002 615 #define LINUX_MS_NODEV 0x0004 616 #define LINUX_MS_NOEXEC 0x0008 617 #define LINUX_MS_REMOUNT 0x0020 618 619 /* 620 * SystemV IPC defines 621 */ 622 #define LINUX_SEMOP 1 623 #define LINUX_SEMGET 2 624 #define LINUX_SEMCTL 3 625 #define LINUX_MSGSND 11 626 #define LINUX_MSGRCV 12 627 #define LINUX_MSGGET 13 628 #define LINUX_MSGCTL 14 629 #define LINUX_SHMAT 21 630 #define LINUX_SHMDT 22 631 #define LINUX_SHMGET 23 632 #define LINUX_SHMCTL 24 633 634 #define LINUX_IPC_RMID 0 635 #define LINUX_IPC_SET 1 636 #define LINUX_IPC_STAT 2 637 #define LINUX_IPC_INFO 3 638 639 #define LINUX_SHM_LOCK 11 640 #define LINUX_SHM_UNLOCK 12 641 #define LINUX_SHM_STAT 13 642 #define LINUX_SHM_INFO 14 643 644 #define LINUX_SHM_RDONLY 0x1000 645 #define LINUX_SHM_RND 0x2000 646 #define LINUX_SHM_REMAP 0x4000 647 648 /* semctl commands */ 649 #define LINUX_GETPID 11 650 #define LINUX_GETVAL 12 651 #define LINUX_GETALL 13 652 #define LINUX_GETNCNT 14 653 #define LINUX_GETZCNT 15 654 #define LINUX_SETVAL 16 655 #define LINUX_SETALL 17 656 #define LINUX_SEM_STAT 18 657 #define LINUX_SEM_INFO 19 658 659 union l_semun { 660 l_int val; 661 l_uintptr_t buf; 662 l_uintptr_t array; 663 l_uintptr_t __buf; 664 l_uintptr_t __pad; 665 } __packed; 666 667 /* 668 * Socket defines 669 */ 670 #define LINUX_SOCKET 1 671 #define LINUX_BIND 2 672 #define LINUX_CONNECT 3 673 #define LINUX_LISTEN 4 674 #define LINUX_ACCEPT 5 675 #define LINUX_GETSOCKNAME 6 676 #define LINUX_GETPEERNAME 7 677 #define LINUX_SOCKETPAIR 8 678 #define LINUX_SEND 9 679 #define LINUX_RECV 10 680 #define LINUX_SENDTO 11 681 #define LINUX_RECVFROM 12 682 #define LINUX_SHUTDOWN 13 683 #define LINUX_SETSOCKOPT 14 684 #define LINUX_GETSOCKOPT 15 685 #define LINUX_SENDMSG 16 686 #define LINUX_RECVMSG 17 687 #define LINUX_ACCEPT4 18 688 689 #define LINUX_SOL_SOCKET 1 690 #define LINUX_SOL_IP 0 691 #define LINUX_SOL_IPX 256 692 #define LINUX_SOL_AX25 257 693 #define LINUX_SOL_TCP 6 694 #define LINUX_SOL_UDP 17 695 696 #define LINUX_SO_DEBUG 1 697 #define LINUX_SO_REUSEADDR 2 698 #define LINUX_SO_TYPE 3 699 #define LINUX_SO_ERROR 4 700 #define LINUX_SO_DONTROUTE 5 701 #define LINUX_SO_BROADCAST 6 702 #define LINUX_SO_SNDBUF 7 703 #define LINUX_SO_RCVBUF 8 704 #define LINUX_SO_KEEPALIVE 9 705 #define LINUX_SO_OOBINLINE 10 706 #define LINUX_SO_NO_CHECK 11 707 #define LINUX_SO_PRIORITY 12 708 #define LINUX_SO_LINGER 13 709 #define LINUX_SO_PEERCRED 17 710 #define LINUX_SO_RCVLOWAT 18 711 #define LINUX_SO_SNDLOWAT 19 712 #define LINUX_SO_RCVTIMEO 20 713 #define LINUX_SO_SNDTIMEO 21 714 #define LINUX_SO_TIMESTAMP 29 715 #define LINUX_SO_ACCEPTCONN 30 716 717 #define LINUX_IP_TOS 1 718 #define LINUX_IP_TTL 2 719 #define LINUX_IP_HDRINCL 3 720 #define LINUX_IP_OPTIONS 4 721 722 #define LINUX_IP_MULTICAST_IF 32 723 #define LINUX_IP_MULTICAST_TTL 33 724 #define LINUX_IP_MULTICAST_LOOP 34 725 #define LINUX_IP_ADD_MEMBERSHIP 35 726 #define LINUX_IP_DROP_MEMBERSHIP 36 727 728 #define LINUX_TCP_NODELAY 1 729 #define LINUX_TCP_MAXSEG 2 730 #define LINUX_TCP_KEEPIDLE 4 731 #define LINUX_TCP_KEEPINTVL 5 732 #define LINUX_TCP_KEEPCNT 6 733 #define LINUX_TCP_MD5SIG 14 734 735 struct l_sockaddr { 736 l_ushort sa_family; 737 char sa_data[14]; 738 } __packed; 739 740 struct l_msghdr { 741 l_uintptr_t msg_name; 742 l_int msg_namelen; 743 l_uintptr_t msg_iov; 744 l_size_t msg_iovlen; 745 l_uintptr_t msg_control; 746 l_size_t msg_controllen; 747 l_uint msg_flags; 748 }; 749 750 struct l_cmsghdr { 751 l_size_t cmsg_len; 752 l_int cmsg_level; 753 l_int cmsg_type; 754 }; 755 756 struct l_ifmap { 757 l_ulong mem_start; 758 l_ulong mem_end; 759 l_ushort base_addr; 760 u_char irq; 761 u_char dma; 762 u_char port; 763 } __packed; 764 765 #define LINUX_IFHWADDRLEN 6 766 #define LINUX_IFNAMSIZ 16 767 768 struct l_ifreq { 769 union { 770 char ifrn_name[LINUX_IFNAMSIZ]; 771 } ifr_ifrn; 772 773 union { 774 struct l_sockaddr ifru_addr; 775 struct l_sockaddr ifru_dstaddr; 776 struct l_sockaddr ifru_broadaddr; 777 struct l_sockaddr ifru_netmask; 778 struct l_sockaddr ifru_hwaddr; 779 l_short ifru_flags[1]; 780 l_int ifru_metric; 781 l_int ifru_mtu; 782 struct l_ifmap ifru_map; 783 char ifru_slave[LINUX_IFNAMSIZ]; 784 l_uintptr_t ifru_data; 785 } ifr_ifru; 786 } __packed; 787 788 #define ifr_name ifr_ifrn.ifrn_name /* Interface name */ 789 #define ifr_hwaddr ifr_ifru.ifru_hwaddr /* MAC address */ 790 791 struct l_ifconf { 792 int ifc_len; 793 union { 794 l_uintptr_t ifcu_buf; 795 l_uintptr_t ifcu_req; 796 } ifc_ifcu; 797 } __packed; 798 799 #define ifc_buf ifc_ifcu.ifcu_buf 800 #define ifc_req ifc_ifcu.ifcu_req 801 802 /* 803 * poll() 804 */ 805 #define LINUX_POLLIN 0x0001 806 #define LINUX_POLLPRI 0x0002 807 #define LINUX_POLLOUT 0x0004 808 #define LINUX_POLLERR 0x0008 809 #define LINUX_POLLHUP 0x0010 810 #define LINUX_POLLNVAL 0x0020 811 #define LINUX_POLLRDNORM 0x0040 812 #define LINUX_POLLRDBAND 0x0080 813 #define LINUX_POLLWRNORM 0x0100 814 #define LINUX_POLLWRBAND 0x0200 815 #define LINUX_POLLMSG 0x0400 816 817 struct l_pollfd { 818 l_int fd; 819 l_short events; 820 l_short revents; 821 } __packed; 822 823 struct l_user_desc { 824 l_uint entry_number; 825 l_uint base_addr; 826 l_uint limit; 827 l_uint seg_32bit:1; 828 l_uint contents:2; 829 l_uint read_exec_only:1; 830 l_uint limit_in_pages:1; 831 l_uint seg_not_present:1; 832 l_uint useable:1; 833 }; 834 835 #define LINUX_LOWERWORD 0x0000ffff 836 837 /* 838 * Macros which does the same thing as those in Linux include/asm-um/ldt-i386.h. 839 * These convert Linux user space descriptor to machine one. 840 */ 841 #define LINUX_LDT_entry_a(info) \ 842 ((((info)->base_addr & LINUX_LOWERWORD) << 16) | \ 843 ((info)->limit & LINUX_LOWERWORD)) 844 845 #define LINUX_ENTRY_B_READ_EXEC_ONLY 9 846 #define LINUX_ENTRY_B_CONTENTS 10 847 #define LINUX_ENTRY_B_SEG_NOT_PRESENT 15 848 #define LINUX_ENTRY_B_BASE_ADDR 16 849 #define LINUX_ENTRY_B_USEABLE 20 850 #define LINUX_ENTRY_B_SEG32BIT 22 851 #define LINUX_ENTRY_B_LIMIT 23 852 853 #define LINUX_LDT_entry_b(info) \ 854 (((info)->base_addr & 0xff000000) | \ 855 ((info)->limit & 0xf0000) | \ 856 ((info)->contents << LINUX_ENTRY_B_CONTENTS) | \ 857 (((info)->seg_not_present == 0) << LINUX_ENTRY_B_SEG_NOT_PRESENT) | \ 858 (((info)->base_addr & 0x00ff0000) >> LINUX_ENTRY_B_BASE_ADDR) | \ 859 (((info)->read_exec_only == 0) << LINUX_ENTRY_B_READ_EXEC_ONLY) | \ 860 ((info)->seg_32bit << LINUX_ENTRY_B_SEG32BIT) | \ 861 ((info)->useable << LINUX_ENTRY_B_USEABLE) | \ 862 ((info)->limit_in_pages << LINUX_ENTRY_B_LIMIT) | 0x7000) 863 864 #define LINUX_LDT_empty(info) \ 865 ((info)->base_addr == 0 && \ 866 (info)->limit == 0 && \ 867 (info)->contents == 0 && \ 868 (info)->seg_not_present == 1 && \ 869 (info)->read_exec_only == 1 && \ 870 (info)->seg_32bit == 0 && \ 871 (info)->limit_in_pages == 0 && \ 872 (info)->useable == 0) 873 874 /* 875 * Macros for converting segments. 876 * They do the same as those in arch/i386/kernel/process.c in Linux. 877 */ 878 #define LINUX_GET_BASE(desc) \ 879 ((((desc)->a >> 16) & LINUX_LOWERWORD) | \ 880 (((desc)->b << 16) & 0x00ff0000) | \ 881 ((desc)->b & 0xff000000)) 882 883 #define LINUX_GET_LIMIT(desc) \ 884 (((desc)->a & LINUX_LOWERWORD) | \ 885 ((desc)->b & 0xf0000)) 886 887 #define LINUX_GET_32BIT(desc) \ 888 (((desc)->b >> LINUX_ENTRY_B_SEG32BIT) & 1) 889 #define LINUX_GET_CONTENTS(desc) \ 890 (((desc)->b >> LINUX_ENTRY_B_CONTENTS) & 3) 891 #define LINUX_GET_WRITABLE(desc) \ 892 (((desc)->b >> LINUX_ENTRY_B_READ_EXEC_ONLY) & 1) 893 #define LINUX_GET_LIMIT_PAGES(desc) \ 894 (((desc)->b >> LINUX_ENTRY_B_LIMIT) & 1) 895 #define LINUX_GET_PRESENT(desc) \ 896 (((desc)->b >> LINUX_ENTRY_B_SEG_NOT_PRESENT) & 1) 897 #define LINUX_GET_USEABLE(desc) \ 898 (((desc)->b >> LINUX_ENTRY_B_USEABLE) & 1) 899 900 #define LINUX_CLOCK_REALTIME 0 901 #define LINUX_CLOCK_MONOTONIC 1 902 #define LINUX_CLOCK_PROCESS_CPUTIME_ID 2 903 #define LINUX_CLOCK_THREAD_CPUTIME_ID 3 904 #define LINUX_CLOCK_REALTIME_HR 4 905 #define LINUX_CLOCK_MONOTONIC_HR 5 906 907 #define LINUX_CLONE_VM 0x00000100 908 #define LINUX_CLONE_FS 0x00000200 909 #define LINUX_CLONE_FILES 0x00000400 910 #define LINUX_CLONE_SIGHAND 0x00000800 911 #define LINUX_CLONE_PID 0x00001000 /* No longer exist in Linux */ 912 #define LINUX_CLONE_VFORK 0x00004000 913 #define LINUX_CLONE_PARENT 0x00008000 914 #define LINUX_CLONE_THREAD 0x00010000 915 #define LINUX_CLONE_SETTLS 0x00080000 916 #define LINUX_CLONE_PARENT_SETTID 0x00100000 917 #define LINUX_CLONE_CHILD_CLEARTID 0x00200000 918 #define LINUX_CLONE_CHILD_SETTID 0x01000000 919 920 #define LINUX_THREADING_FLAGS \ 921 (LINUX_CLONE_VM | LINUX_CLONE_FS | LINUX_CLONE_FILES | \ 922 LINUX_CLONE_SIGHAND | LINUX_CLONE_THREAD) 923 924 struct iovec; 925 926 struct l_iovec32 { 927 uint32_t iov_base; 928 l_size_t iov_len; 929 }; 930 931 int linux32_copyiniov(struct l_iovec32 *iovp32, l_ulong iovcnt, 932 struct iovec **iovp, int error); 933 934 /* robust futexes */ 935 struct linux_robust_list { 936 l_uintptr_t next; 937 }; 938 939 struct linux_robust_list_head { 940 struct linux_robust_list list; 941 l_long futex_offset; 942 l_uintptr_t pending_list; 943 }; 944 945 int linux_set_upcall_kse(struct thread *td, register_t stack); 946 int linux_set_cloned_tls(struct thread *td, void *desc); 947 948 #endif /* !_AMD64_LINUX_H_ */
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