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 * $FreeBSD$ 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 #define CP(src,dst,fld) do { (dst).fld = (src).fld; } while (0) 65 #define CP2(src,dst,sfld,dfld) do { (dst).dfld = (src).sfld; } while (0) 66 #define PTRIN_CP(src,dst,fld) \ 67 do { (dst).fld = PTRIN((src).fld); } while (0) 68 69 /* 70 * Provide a separate set of types for the Linux types. 71 */ 72 typedef int l_int; 73 typedef int32_t l_long; 74 typedef int64_t l_longlong; 75 typedef short l_short; 76 typedef unsigned int l_uint; 77 typedef uint32_t l_ulong; 78 typedef uint64_t l_ulonglong; 79 typedef unsigned short l_ushort; 80 81 typedef l_ulong l_uintptr_t; 82 typedef l_long l_clock_t; 83 typedef l_int l_daddr_t; 84 typedef l_ushort l_dev_t; 85 typedef l_uint l_gid_t; 86 typedef l_ushort l_gid16_t; 87 typedef l_ulong l_ino_t; 88 typedef l_int l_key_t; 89 typedef l_longlong l_loff_t; 90 typedef l_ushort l_mode_t; 91 typedef l_long l_off_t; 92 typedef l_int l_pid_t; 93 typedef l_uint l_size_t; 94 typedef l_long l_suseconds_t; 95 typedef l_long l_time_t; 96 typedef l_uint l_uid_t; 97 typedef l_ushort l_uid16_t; 98 typedef l_int l_timer_t; 99 typedef l_int l_mqd_t; 100 101 typedef struct { 102 l_int val[2]; 103 } __packed l_fsid_t; 104 105 typedef struct { 106 l_time_t tv_sec; 107 l_suseconds_t tv_usec; 108 } l_timeval; 109 110 #define l_fd_set fd_set 111 112 /* 113 * Miscellaneous 114 */ 115 #define LINUX_NAME_MAX 255 116 #define LINUX_MAX_UTSNAME 65 117 118 #define LINUX_CTL_MAXNAME 10 119 120 #define LINUX_AT_COUNT 16 /* Count of used aux entry types. 121 * Keep this synchronized with 122 * elf_linux_fixup() code. 123 */ 124 struct l___sysctl_args 125 { 126 l_uintptr_t name; 127 l_int nlen; 128 l_uintptr_t oldval; 129 l_uintptr_t oldlenp; 130 l_uintptr_t newval; 131 l_size_t newlen; 132 l_ulong __spare[4]; 133 } __packed; 134 135 /* Scheduling policies */ 136 #define LINUX_SCHED_OTHER 0 137 #define LINUX_SCHED_FIFO 1 138 #define LINUX_SCHED_RR 2 139 140 /* Resource limits */ 141 #define LINUX_RLIMIT_CPU 0 142 #define LINUX_RLIMIT_FSIZE 1 143 #define LINUX_RLIMIT_DATA 2 144 #define LINUX_RLIMIT_STACK 3 145 #define LINUX_RLIMIT_CORE 4 146 #define LINUX_RLIMIT_RSS 5 147 #define LINUX_RLIMIT_NPROC 6 148 #define LINUX_RLIMIT_NOFILE 7 149 #define LINUX_RLIMIT_MEMLOCK 8 150 #define LINUX_RLIMIT_AS 9 /* Address space limit */ 151 152 #define LINUX_RLIM_NLIMITS 10 153 154 struct l_rlimit { 155 l_ulong rlim_cur; 156 l_ulong rlim_max; 157 } __packed; 158 159 struct l_rusage { 160 l_timeval ru_utime; 161 l_timeval ru_stime; 162 l_long ru_maxrss; 163 l_long ru_ixrss; 164 l_long ru_idrss; 165 l_long ru_isrss; 166 l_long ru_minflt; 167 l_long ru_majflt; 168 l_long ru_nswap; 169 l_long ru_inblock; 170 l_long ru_oublock; 171 l_long ru_msgsnd; 172 l_long ru_msgrcv; 173 l_long ru_nsignals; 174 l_long ru_nvcsw; 175 l_long ru_nivcsw; 176 } __packed; 177 178 /* mmap options */ 179 #define LINUX_MAP_SHARED 0x0001 180 #define LINUX_MAP_PRIVATE 0x0002 181 #define LINUX_MAP_FIXED 0x0010 182 #define LINUX_MAP_ANON 0x0020 183 #define LINUX_MAP_GROWSDOWN 0x0100 184 185 struct l_mmap_argv { 186 l_uintptr_t addr; 187 l_size_t len; 188 l_int prot; 189 l_int flags; 190 l_int fd; 191 l_ulong pgoff; 192 }; 193 194 /* 195 * stat family of syscalls 196 */ 197 struct l_timespec { 198 l_time_t tv_sec; 199 l_long tv_nsec; 200 } __packed; 201 202 struct l_newstat { 203 l_ushort st_dev; 204 l_ushort __pad1; 205 l_ulong st_ino; 206 l_ushort st_mode; 207 l_ushort st_nlink; 208 l_ushort st_uid; 209 l_ushort st_gid; 210 l_ushort st_rdev; 211 l_ushort __pad2; 212 l_ulong st_size; 213 l_ulong st_blksize; 214 l_ulong st_blocks; 215 struct l_timespec st_atim; 216 struct l_timespec st_mtim; 217 struct l_timespec st_ctim; 218 l_ulong __unused4; 219 l_ulong __unused5; 220 } __packed; 221 222 struct l_stat { 223 l_ushort st_dev; 224 l_ulong st_ino; 225 l_ushort st_mode; 226 l_ushort st_nlink; 227 l_ushort st_uid; 228 l_ushort st_gid; 229 l_ushort st_rdev; 230 l_long st_size; 231 struct l_timespec st_atim; 232 struct l_timespec st_mtim; 233 struct l_timespec st_ctim; 234 l_long st_blksize; 235 l_long st_blocks; 236 l_ulong st_flags; 237 l_ulong st_gen; 238 }; 239 240 struct l_stat64 { 241 l_ushort st_dev; 242 u_char __pad0[10]; 243 l_ulong __st_ino; 244 l_uint st_mode; 245 l_uint st_nlink; 246 l_ulong st_uid; 247 l_ulong st_gid; 248 l_ushort st_rdev; 249 u_char __pad3[10]; 250 l_longlong st_size; 251 l_ulong st_blksize; 252 l_ulong st_blocks; 253 l_ulong __pad4; 254 struct l_timespec st_atim; 255 struct l_timespec st_mtim; 256 struct l_timespec st_ctim; 257 l_ulonglong st_ino; 258 } __packed; 259 260 struct l_statfs64 { 261 l_int f_type; 262 l_int f_bsize; 263 uint64_t f_blocks; 264 uint64_t f_bfree; 265 uint64_t f_bavail; 266 uint64_t f_files; 267 uint64_t f_ffree; 268 l_fsid_t f_fsid; 269 l_int f_namelen; 270 l_int f_spare[6]; 271 } __packed; 272 273 struct l_new_utsname { 274 char sysname[LINUX_MAX_UTSNAME]; 275 char nodename[LINUX_MAX_UTSNAME]; 276 char release[LINUX_MAX_UTSNAME]; 277 char version[LINUX_MAX_UTSNAME]; 278 char machine[LINUX_MAX_UTSNAME]; 279 char domainname[LINUX_MAX_UTSNAME]; 280 } __packed; 281 282 /* 283 * Signalling 284 */ 285 #define LINUX_SIGHUP 1 286 #define LINUX_SIGINT 2 287 #define LINUX_SIGQUIT 3 288 #define LINUX_SIGILL 4 289 #define LINUX_SIGTRAP 5 290 #define LINUX_SIGABRT 6 291 #define LINUX_SIGIOT LINUX_SIGABRT 292 #define LINUX_SIGBUS 7 293 #define LINUX_SIGFPE 8 294 #define LINUX_SIGKILL 9 295 #define LINUX_SIGUSR1 10 296 #define LINUX_SIGSEGV 11 297 #define LINUX_SIGUSR2 12 298 #define LINUX_SIGPIPE 13 299 #define LINUX_SIGALRM 14 300 #define LINUX_SIGTERM 15 301 #define LINUX_SIGSTKFLT 16 302 #define LINUX_SIGCHLD 17 303 #define LINUX_SIGCONT 18 304 #define LINUX_SIGSTOP 19 305 #define LINUX_SIGTSTP 20 306 #define LINUX_SIGTTIN 21 307 #define LINUX_SIGTTOU 22 308 #define LINUX_SIGURG 23 309 #define LINUX_SIGXCPU 24 310 #define LINUX_SIGXFSZ 25 311 #define LINUX_SIGVTALRM 26 312 #define LINUX_SIGPROF 27 313 #define LINUX_SIGWINCH 28 314 #define LINUX_SIGIO 29 315 #define LINUX_SIGPOLL LINUX_SIGIO 316 #define LINUX_SIGPWR 30 317 #define LINUX_SIGSYS 31 318 #define LINUX_SIGRTMIN 32 319 320 #define LINUX_SIGTBLSZ 31 321 #define LINUX_NSIG_WORDS 2 322 #define LINUX_NBPW 32 323 #define LINUX_NSIG (LINUX_NBPW * LINUX_NSIG_WORDS) 324 325 /* sigaction flags */ 326 #define LINUX_SA_NOCLDSTOP 0x00000001 327 #define LINUX_SA_NOCLDWAIT 0x00000002 328 #define LINUX_SA_SIGINFO 0x00000004 329 #define LINUX_SA_RESTORER 0x04000000 330 #define LINUX_SA_ONSTACK 0x08000000 331 #define LINUX_SA_RESTART 0x10000000 332 #define LINUX_SA_INTERRUPT 0x20000000 333 #define LINUX_SA_NOMASK 0x40000000 334 #define LINUX_SA_ONESHOT 0x80000000 335 336 /* sigprocmask actions */ 337 #define LINUX_SIG_BLOCK 0 338 #define LINUX_SIG_UNBLOCK 1 339 #define LINUX_SIG_SETMASK 2 340 341 /* sigset_t macros */ 342 #define LINUX_SIGEMPTYSET(set) (set).__bits[0] = (set).__bits[1] = 0 343 #define LINUX_SIGISMEMBER(set, sig) SIGISMEMBER(set, sig) 344 #define LINUX_SIGADDSET(set, sig) SIGADDSET(set, sig) 345 346 /* sigaltstack */ 347 #define LINUX_MINSIGSTKSZ 2048 348 #define LINUX_SS_ONSTACK 1 349 #define LINUX_SS_DISABLE 2 350 351 int linux_to_bsd_sigaltstack(int lsa); 352 int bsd_to_linux_sigaltstack(int bsa); 353 354 typedef l_uintptr_t l_handler_t; 355 typedef l_ulong l_osigset_t; 356 357 typedef struct { 358 l_uint __bits[LINUX_NSIG_WORDS]; 359 } __packed l_sigset_t; 360 361 typedef struct { 362 l_handler_t lsa_handler; 363 l_osigset_t lsa_mask; 364 l_ulong lsa_flags; 365 l_uintptr_t lsa_restorer; 366 } __packed l_osigaction_t; 367 368 typedef struct { 369 l_handler_t lsa_handler; 370 l_ulong lsa_flags; 371 l_uintptr_t lsa_restorer; 372 l_sigset_t lsa_mask; 373 } __packed l_sigaction_t; 374 375 typedef struct { 376 l_uintptr_t ss_sp; 377 l_int ss_flags; 378 l_size_t ss_size; 379 } __packed l_stack_t; 380 381 /* The Linux sigcontext, pretty much a standard 386 trapframe. */ 382 struct l_sigcontext { 383 l_uint sc_gs; 384 l_uint sc_fs; 385 l_uint sc_es; 386 l_uint sc_ds; 387 l_uint sc_edi; 388 l_uint sc_esi; 389 l_uint sc_ebp; 390 l_uint sc_esp; 391 l_uint sc_ebx; 392 l_uint sc_edx; 393 l_uint sc_ecx; 394 l_uint sc_eax; 395 l_uint sc_trapno; 396 l_uint sc_err; 397 l_uint sc_eip; 398 l_uint sc_cs; 399 l_uint sc_eflags; 400 l_uint sc_esp_at_signal; 401 l_uint sc_ss; 402 l_uint sc_387; 403 l_uint sc_mask; 404 l_uint sc_cr2; 405 } __packed; 406 407 struct l_ucontext { 408 l_ulong uc_flags; 409 l_uintptr_t uc_link; 410 l_stack_t uc_stack; 411 struct l_sigcontext uc_mcontext; 412 l_sigset_t uc_sigmask; 413 } __packed; 414 415 #define LINUX_SI_MAX_SIZE 128 416 #define LINUX_SI_PAD_SIZE ((LINUX_SI_MAX_SIZE/sizeof(l_int)) - 3) 417 418 typedef union l_sigval { 419 l_int sival_int; 420 l_uintptr_t sival_ptr; 421 } l_sigval_t; 422 423 typedef struct l_siginfo { 424 l_int lsi_signo; 425 l_int lsi_errno; 426 l_int lsi_code; 427 union { 428 l_int _pad[LINUX_SI_PAD_SIZE]; 429 430 struct { 431 l_pid_t _pid; 432 l_uid_t _uid; 433 } __packed _kill; 434 435 struct { 436 l_timer_t _tid; 437 l_int _overrun; 438 char _pad[sizeof(l_uid_t) - sizeof(l_int)]; 439 l_sigval_t _sigval; 440 l_int _sys_private; 441 } __packed _timer; 442 443 struct { 444 l_pid_t _pid; /* sender's pid */ 445 l_uid_t _uid; /* sender's uid */ 446 l_sigval_t _sigval; 447 } __packed _rt; 448 449 struct { 450 l_pid_t _pid; /* which child */ 451 l_uid_t _uid; /* sender's uid */ 452 l_int _status; /* exit code */ 453 l_clock_t _utime; 454 l_clock_t _stime; 455 } __packed _sigchld; 456 457 struct { 458 l_uintptr_t _addr; /* Faulting insn/memory ref. */ 459 } __packed _sigfault; 460 461 struct { 462 l_long _band; /* POLL_IN,POLL_OUT,POLL_MSG */ 463 l_int _fd; 464 } __packed _sigpoll; 465 } _sifields; 466 } __packed l_siginfo_t; 467 468 #define lsi_pid _sifields._kill._pid 469 #define lsi_uid _sifields._kill._uid 470 #define lsi_tid _sifields._timer._tid 471 #define lsi_overrun _sifields._timer._overrun 472 #define lsi_sys_private _sifields._timer._sys_private 473 #define lsi_status _sifields._sigchld._status 474 #define lsi_utime _sifields._sigchld._utime 475 #define lsi_stime _sifields._sigchld._stime 476 #define lsi_value _sifields._rt._sigval 477 #define lsi_int _sifields._rt._sigval.sival_int 478 #define lsi_ptr _sifields._rt._sigval.sival_ptr 479 #define lsi_addr _sifields._sigfault._addr 480 #define lsi_band _sifields._sigpoll._band 481 #define lsi_fd _sifields._sigpoll._fd 482 483 struct l_fpreg { 484 u_int16_t significand[4]; 485 u_int16_t exponent; 486 } __packed; 487 488 struct l_fpxreg { 489 u_int16_t significand[4]; 490 u_int16_t exponent; 491 u_int16_t padding[3]; 492 } __packed; 493 494 struct l_xmmreg { 495 u_int32_t element[4]; 496 } __packed; 497 498 struct l_fpstate { 499 /* Regular FPU environment */ 500 u_int32_t cw; 501 u_int32_t sw; 502 u_int32_t tag; 503 u_int32_t ipoff; 504 u_int32_t cssel; 505 u_int32_t dataoff; 506 u_int32_t datasel; 507 struct l_fpreg _st[8]; 508 u_int16_t status; 509 u_int16_t magic; /* 0xffff = regular FPU data */ 510 511 /* FXSR FPU environment */ 512 u_int32_t _fxsr_env[6]; /* env is ignored. */ 513 u_int32_t mxcsr; 514 u_int32_t reserved; 515 struct l_fpxreg _fxsr_st[8]; /* reg data is ignored. */ 516 struct l_xmmreg _xmm[8]; 517 u_int32_t padding[56]; 518 } __packed; 519 520 /* 521 * We make the stack look like Linux expects it when calling a signal 522 * handler, but use the BSD way of calling the handler and sigreturn(). 523 * This means that we need to pass the pointer to the handler too. 524 * It is appended to the frame to not interfere with the rest of it. 525 */ 526 struct l_sigframe { 527 l_int sf_sig; 528 struct l_sigcontext sf_sc; 529 struct l_fpstate sf_fpstate; 530 l_uint sf_extramask[LINUX_NSIG_WORDS-1]; 531 l_handler_t sf_handler; 532 } __packed; 533 534 struct l_rt_sigframe { 535 l_int sf_sig; 536 l_uintptr_t sf_siginfo; 537 l_uintptr_t sf_ucontext; 538 l_siginfo_t sf_si; 539 struct l_ucontext sf_sc; 540 l_handler_t sf_handler; 541 } __packed; 542 543 extern int bsd_to_linux_signal[]; 544 extern int linux_to_bsd_signal[]; 545 extern struct sysentvec elf_linux_sysvec; 546 547 /* 548 * Pluggable ioctl handlers 549 */ 550 struct linux_ioctl_args; 551 struct thread; 552 553 typedef int linux_ioctl_function_t(struct thread *, struct linux_ioctl_args *); 554 555 struct linux_ioctl_handler { 556 linux_ioctl_function_t *func; 557 int low, high; 558 }; 559 560 int linux_ioctl_register_handler(struct linux_ioctl_handler *h); 561 int linux_ioctl_unregister_handler(struct linux_ioctl_handler *h); 562 563 /* 564 * open/fcntl flags 565 */ 566 #define LINUX_O_RDONLY 00000000 567 #define LINUX_O_WRONLY 00000001 568 #define LINUX_O_RDWR 00000002 569 #define LINUX_O_ACCMODE 00000003 570 #define LINUX_O_CREAT 00000100 571 #define LINUX_O_EXCL 00000200 572 #define LINUX_O_NOCTTY 00000400 573 #define LINUX_O_TRUNC 00001000 574 #define LINUX_O_APPEND 00002000 575 #define LINUX_O_NONBLOCK 00004000 576 #define LINUX_O_NDELAY LINUX_O_NONBLOCK 577 #define LINUX_O_SYNC 00010000 578 #define LINUX_FASYNC 00020000 579 #define LINUX_O_DIRECT 00040000 /* Direct disk access hint */ 580 #define LINUX_O_LARGEFILE 00100000 581 #define LINUX_O_DIRECTORY 00200000 /* Must be a directory */ 582 #define LINUX_O_NOFOLLOW 00400000 /* Do not follow links */ 583 #define LINUX_O_NOATIME 01000000 584 #define LINUX_O_CLOEXEC 02000000 585 586 #define LINUX_F_DUPFD 0 587 #define LINUX_F_GETFD 1 588 #define LINUX_F_SETFD 2 589 #define LINUX_F_GETFL 3 590 #define LINUX_F_SETFL 4 591 #define LINUX_F_GETLK 5 592 #define LINUX_F_SETLK 6 593 #define LINUX_F_SETLKW 7 594 #define LINUX_F_SETOWN 8 595 #define LINUX_F_GETOWN 9 596 597 #define LINUX_F_GETLK64 12 598 #define LINUX_F_SETLK64 13 599 #define LINUX_F_SETLKW64 14 600 601 #define LINUX_F_RDLCK 0 602 #define LINUX_F_WRLCK 1 603 #define LINUX_F_UNLCK 2 604 605 /* 606 * posix_fadvise advice 607 */ 608 #define LINUX_POSIX_FADV_NORMAL 0 609 #define LINUX_POSIX_FADV_RANDOM 1 610 #define LINUX_POSIX_FADV_SEQUENTIAL 2 611 #define LINUX_POSIX_FADV_WILLNEED 3 612 #define LINUX_POSIX_FADV_DONTNEED 4 613 #define LINUX_POSIX_FADV_NOREUSE 5 614 615 /* 616 * mount flags 617 */ 618 #define LINUX_MS_RDONLY 0x0001 619 #define LINUX_MS_NOSUID 0x0002 620 #define LINUX_MS_NODEV 0x0004 621 #define LINUX_MS_NOEXEC 0x0008 622 #define LINUX_MS_REMOUNT 0x0020 623 624 /* 625 * SystemV IPC defines 626 */ 627 #define LINUX_SEMOP 1 628 #define LINUX_SEMGET 2 629 #define LINUX_SEMCTL 3 630 #define LINUX_MSGSND 11 631 #define LINUX_MSGRCV 12 632 #define LINUX_MSGGET 13 633 #define LINUX_MSGCTL 14 634 #define LINUX_SHMAT 21 635 #define LINUX_SHMDT 22 636 #define LINUX_SHMGET 23 637 #define LINUX_SHMCTL 24 638 639 #define LINUX_IPC_RMID 0 640 #define LINUX_IPC_SET 1 641 #define LINUX_IPC_STAT 2 642 #define LINUX_IPC_INFO 3 643 644 #define LINUX_SHM_LOCK 11 645 #define LINUX_SHM_UNLOCK 12 646 #define LINUX_SHM_STAT 13 647 #define LINUX_SHM_INFO 14 648 649 #define LINUX_SHM_RDONLY 0x1000 650 #define LINUX_SHM_RND 0x2000 651 #define LINUX_SHM_REMAP 0x4000 652 653 /* semctl commands */ 654 #define LINUX_GETPID 11 655 #define LINUX_GETVAL 12 656 #define LINUX_GETALL 13 657 #define LINUX_GETNCNT 14 658 #define LINUX_GETZCNT 15 659 #define LINUX_SETVAL 16 660 #define LINUX_SETALL 17 661 #define LINUX_SEM_STAT 18 662 #define LINUX_SEM_INFO 19 663 664 union l_semun { 665 l_int val; 666 l_uintptr_t buf; 667 l_uintptr_t array; 668 l_uintptr_t __buf; 669 l_uintptr_t __pad; 670 } __packed; 671 672 /* 673 * Socket defines 674 */ 675 #define LINUX_SOCKET 1 676 #define LINUX_BIND 2 677 #define LINUX_CONNECT 3 678 #define LINUX_LISTEN 4 679 #define LINUX_ACCEPT 5 680 #define LINUX_GETSOCKNAME 6 681 #define LINUX_GETPEERNAME 7 682 #define LINUX_SOCKETPAIR 8 683 #define LINUX_SEND 9 684 #define LINUX_RECV 10 685 #define LINUX_SENDTO 11 686 #define LINUX_RECVFROM 12 687 #define LINUX_SHUTDOWN 13 688 #define LINUX_SETSOCKOPT 14 689 #define LINUX_GETSOCKOPT 15 690 #define LINUX_SENDMSG 16 691 #define LINUX_RECVMSG 17 692 #define LINUX_ACCEPT4 18 693 694 #define LINUX_SOL_SOCKET 1 695 #define LINUX_SOL_IP 0 696 #define LINUX_SOL_IPX 256 697 #define LINUX_SOL_AX25 257 698 #define LINUX_SOL_TCP 6 699 #define LINUX_SOL_UDP 17 700 701 #define LINUX_SO_DEBUG 1 702 #define LINUX_SO_REUSEADDR 2 703 #define LINUX_SO_TYPE 3 704 #define LINUX_SO_ERROR 4 705 #define LINUX_SO_DONTROUTE 5 706 #define LINUX_SO_BROADCAST 6 707 #define LINUX_SO_SNDBUF 7 708 #define LINUX_SO_RCVBUF 8 709 #define LINUX_SO_KEEPALIVE 9 710 #define LINUX_SO_OOBINLINE 10 711 #define LINUX_SO_NO_CHECK 11 712 #define LINUX_SO_PRIORITY 12 713 #define LINUX_SO_LINGER 13 714 #define LINUX_SO_PEERCRED 17 715 #define LINUX_SO_RCVLOWAT 18 716 #define LINUX_SO_SNDLOWAT 19 717 #define LINUX_SO_RCVTIMEO 20 718 #define LINUX_SO_SNDTIMEO 21 719 #define LINUX_SO_TIMESTAMP 29 720 #define LINUX_SO_ACCEPTCONN 30 721 722 #define LINUX_IP_TOS 1 723 #define LINUX_IP_TTL 2 724 #define LINUX_IP_HDRINCL 3 725 #define LINUX_IP_OPTIONS 4 726 727 #define LINUX_IP_MULTICAST_IF 32 728 #define LINUX_IP_MULTICAST_TTL 33 729 #define LINUX_IP_MULTICAST_LOOP 34 730 #define LINUX_IP_ADD_MEMBERSHIP 35 731 #define LINUX_IP_DROP_MEMBERSHIP 36 732 733 #define LINUX_TCP_NODELAY 1 734 #define LINUX_TCP_MAXSEG 2 735 #define LINUX_TCP_KEEPIDLE 4 736 #define LINUX_TCP_KEEPINTVL 5 737 #define LINUX_TCP_KEEPCNT 6 738 #define LINUX_TCP_MD5SIG 14 739 740 struct l_sockaddr { 741 l_ushort sa_family; 742 char sa_data[14]; 743 } __packed; 744 745 struct l_msghdr { 746 l_uintptr_t msg_name; 747 l_int msg_namelen; 748 l_uintptr_t msg_iov; 749 l_size_t msg_iovlen; 750 l_uintptr_t msg_control; 751 l_size_t msg_controllen; 752 l_uint msg_flags; 753 }; 754 755 struct l_cmsghdr { 756 l_size_t cmsg_len; 757 l_int cmsg_level; 758 l_int cmsg_type; 759 }; 760 761 struct l_ifmap { 762 l_ulong mem_start; 763 l_ulong mem_end; 764 l_ushort base_addr; 765 u_char irq; 766 u_char dma; 767 u_char port; 768 } __packed; 769 770 #define LINUX_IFHWADDRLEN 6 771 #define LINUX_IFNAMSIZ 16 772 773 struct l_ifreq { 774 union { 775 char ifrn_name[LINUX_IFNAMSIZ]; 776 } ifr_ifrn; 777 778 union { 779 struct l_sockaddr ifru_addr; 780 struct l_sockaddr ifru_dstaddr; 781 struct l_sockaddr ifru_broadaddr; 782 struct l_sockaddr ifru_netmask; 783 struct l_sockaddr ifru_hwaddr; 784 l_short ifru_flags[1]; 785 l_int ifru_metric; 786 l_int ifru_mtu; 787 struct l_ifmap ifru_map; 788 char ifru_slave[LINUX_IFNAMSIZ]; 789 l_uintptr_t ifru_data; 790 } ifr_ifru; 791 } __packed; 792 793 #define ifr_name ifr_ifrn.ifrn_name /* Interface name */ 794 #define ifr_hwaddr ifr_ifru.ifru_hwaddr /* MAC address */ 795 796 struct l_ifconf { 797 int ifc_len; 798 union { 799 l_uintptr_t ifcu_buf; 800 l_uintptr_t ifcu_req; 801 } ifc_ifcu; 802 } __packed; 803 804 #define ifc_buf ifc_ifcu.ifcu_buf 805 #define ifc_req ifc_ifcu.ifcu_req 806 807 /* 808 * poll() 809 */ 810 #define LINUX_POLLIN 0x0001 811 #define LINUX_POLLPRI 0x0002 812 #define LINUX_POLLOUT 0x0004 813 #define LINUX_POLLERR 0x0008 814 #define LINUX_POLLHUP 0x0010 815 #define LINUX_POLLNVAL 0x0020 816 #define LINUX_POLLRDNORM 0x0040 817 #define LINUX_POLLRDBAND 0x0080 818 #define LINUX_POLLWRNORM 0x0100 819 #define LINUX_POLLWRBAND 0x0200 820 #define LINUX_POLLMSG 0x0400 821 822 struct l_pollfd { 823 l_int fd; 824 l_short events; 825 l_short revents; 826 } __packed; 827 828 struct l_user_desc { 829 l_uint entry_number; 830 l_uint base_addr; 831 l_uint limit; 832 l_uint seg_32bit:1; 833 l_uint contents:2; 834 l_uint read_exec_only:1; 835 l_uint limit_in_pages:1; 836 l_uint seg_not_present:1; 837 l_uint useable:1; 838 }; 839 840 #define LINUX_LOWERWORD 0x0000ffff 841 842 /* 843 * Macros which does the same thing as those in Linux include/asm-um/ldt-i386.h. 844 * These convert Linux user space descriptor to machine one. 845 */ 846 #define LINUX_LDT_entry_a(info) \ 847 ((((info)->base_addr & LINUX_LOWERWORD) << 16) | \ 848 ((info)->limit & LINUX_LOWERWORD)) 849 850 #define LINUX_ENTRY_B_READ_EXEC_ONLY 9 851 #define LINUX_ENTRY_B_CONTENTS 10 852 #define LINUX_ENTRY_B_SEG_NOT_PRESENT 15 853 #define LINUX_ENTRY_B_BASE_ADDR 16 854 #define LINUX_ENTRY_B_USEABLE 20 855 #define LINUX_ENTRY_B_SEG32BIT 22 856 #define LINUX_ENTRY_B_LIMIT 23 857 858 #define LINUX_LDT_entry_b(info) \ 859 (((info)->base_addr & 0xff000000) | \ 860 ((info)->limit & 0xf0000) | \ 861 ((info)->contents << LINUX_ENTRY_B_CONTENTS) | \ 862 (((info)->seg_not_present == 0) << LINUX_ENTRY_B_SEG_NOT_PRESENT) | \ 863 (((info)->base_addr & 0x00ff0000) >> LINUX_ENTRY_B_BASE_ADDR) | \ 864 (((info)->read_exec_only == 0) << LINUX_ENTRY_B_READ_EXEC_ONLY) | \ 865 ((info)->seg_32bit << LINUX_ENTRY_B_SEG32BIT) | \ 866 ((info)->useable << LINUX_ENTRY_B_USEABLE) | \ 867 ((info)->limit_in_pages << LINUX_ENTRY_B_LIMIT) | 0x7000) 868 869 #define LINUX_LDT_empty(info) \ 870 ((info)->base_addr == 0 && \ 871 (info)->limit == 0 && \ 872 (info)->contents == 0 && \ 873 (info)->seg_not_present == 1 && \ 874 (info)->read_exec_only == 1 && \ 875 (info)->seg_32bit == 0 && \ 876 (info)->limit_in_pages == 0 && \ 877 (info)->useable == 0) 878 879 /* 880 * Macros for converting segments. 881 * They do the same as those in arch/i386/kernel/process.c in Linux. 882 */ 883 #define LINUX_GET_BASE(desc) \ 884 ((((desc)->a >> 16) & LINUX_LOWERWORD) | \ 885 (((desc)->b << 16) & 0x00ff0000) | \ 886 ((desc)->b & 0xff000000)) 887 888 #define LINUX_GET_LIMIT(desc) \ 889 (((desc)->a & LINUX_LOWERWORD) | \ 890 ((desc)->b & 0xf0000)) 891 892 #define LINUX_GET_32BIT(desc) \ 893 (((desc)->b >> LINUX_ENTRY_B_SEG32BIT) & 1) 894 #define LINUX_GET_CONTENTS(desc) \ 895 (((desc)->b >> LINUX_ENTRY_B_CONTENTS) & 3) 896 #define LINUX_GET_WRITABLE(desc) \ 897 (((desc)->b >> LINUX_ENTRY_B_READ_EXEC_ONLY) & 1) 898 #define LINUX_GET_LIMIT_PAGES(desc) \ 899 (((desc)->b >> LINUX_ENTRY_B_LIMIT) & 1) 900 #define LINUX_GET_PRESENT(desc) \ 901 (((desc)->b >> LINUX_ENTRY_B_SEG_NOT_PRESENT) & 1) 902 #define LINUX_GET_USEABLE(desc) \ 903 (((desc)->b >> LINUX_ENTRY_B_USEABLE) & 1) 904 905 #define LINUX_CLOCK_REALTIME 0 906 #define LINUX_CLOCK_MONOTONIC 1 907 #define LINUX_CLOCK_PROCESS_CPUTIME_ID 2 908 #define LINUX_CLOCK_THREAD_CPUTIME_ID 3 909 #define LINUX_CLOCK_REALTIME_HR 4 910 #define LINUX_CLOCK_MONOTONIC_HR 5 911 912 #define LINUX_CLONE_VM 0x00000100 913 #define LINUX_CLONE_FS 0x00000200 914 #define LINUX_CLONE_FILES 0x00000400 915 #define LINUX_CLONE_SIGHAND 0x00000800 916 #define LINUX_CLONE_PID 0x00001000 /* No longer exist in Linux */ 917 #define LINUX_CLONE_VFORK 0x00004000 918 #define LINUX_CLONE_PARENT 0x00008000 919 #define LINUX_CLONE_THREAD 0x00010000 920 #define LINUX_CLONE_SETTLS 0x00080000 921 #define LINUX_CLONE_PARENT_SETTID 0x00100000 922 #define LINUX_CLONE_CHILD_CLEARTID 0x00200000 923 #define LINUX_CLONE_CHILD_SETTID 0x01000000 924 925 #define LINUX_THREADING_FLAGS \ 926 (LINUX_CLONE_VM | LINUX_CLONE_FS | LINUX_CLONE_FILES | \ 927 LINUX_CLONE_SIGHAND | LINUX_CLONE_THREAD) 928 929 struct iovec; 930 931 struct l_iovec32 { 932 uint32_t iov_base; 933 l_size_t iov_len; 934 }; 935 936 int linux32_copyiniov(struct l_iovec32 *iovp32, l_ulong iovcnt, 937 struct iovec **iovp, int error); 938 939 /* robust futexes */ 940 struct linux_robust_list { 941 l_uintptr_t next; 942 }; 943 944 struct linux_robust_list_head { 945 struct linux_robust_list list; 946 l_long futex_offset; 947 l_uintptr_t pending_list; 948 }; 949 950 int linux_set_upcall_kse(struct thread *td, register_t stack); 951 int linux_set_cloned_tls(struct thread *td, void *desc); 952 953 #endif /* !_AMD64_LINUX_H_ */
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