1 /*- 2 * Copyright (c) 1994-1996 S�ren 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_LINUX_H_ 32 #define _I386_LINUX_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 46 #ifdef MALLOC_DECLARE 47 MALLOC_DECLARE(M_LINUX); 48 #endif 49 50 #define PTRIN(v) (void *)(v) 51 #define PTROUT(v) (l_uintptr_t)(v) 52 53 /* 54 * Provide a separate set of types for the Linux types. 55 */ 56 typedef int l_int; 57 typedef int32_t l_long; 58 typedef int64_t l_longlong; 59 typedef short l_short; 60 typedef unsigned int l_uint; 61 typedef uint32_t l_ulong; 62 typedef uint64_t l_ulonglong; 63 typedef unsigned short l_ushort; 64 65 typedef char *l_caddr_t; 66 typedef l_ulong l_uintptr_t; 67 typedef l_long l_clock_t; 68 typedef l_int l_daddr_t; 69 typedef l_ushort l_dev_t; 70 typedef l_uint l_gid_t; 71 typedef l_ushort l_gid16_t; 72 typedef l_ulong l_ino_t; 73 typedef l_int l_key_t; 74 typedef l_longlong l_loff_t; 75 typedef l_ushort l_mode_t; 76 typedef l_long l_off_t; 77 typedef l_int l_pid_t; 78 typedef l_uint l_size_t; 79 typedef l_long l_suseconds_t; 80 typedef l_long l_time_t; 81 typedef l_uint l_uid_t; 82 typedef l_ushort l_uid16_t; 83 84 typedef struct { 85 l_int val[2]; 86 } l_fsid_t; 87 88 typedef struct { 89 l_time_t tv_sec; 90 l_suseconds_t tv_usec; 91 } l_timeval; 92 93 #define l_fd_set fd_set 94 95 /* 96 * Miscellaneous 97 */ 98 #define LINUX_NAME_MAX 255 99 #define LINUX_MAX_UTSNAME 65 100 101 #define LINUX_CTL_MAXNAME 10 102 103 struct l___sysctl_args 104 { 105 l_int *name; 106 l_int nlen; 107 void *oldval; 108 l_size_t *oldlenp; 109 void *newval; 110 l_size_t newlen; 111 l_ulong __spare[4]; 112 }; 113 114 /* Scheduling policies */ 115 #define LINUX_SCHED_OTHER 0 116 #define LINUX_SCHED_FIFO 1 117 #define LINUX_SCHED_RR 2 118 119 /* Resource limits */ 120 #define LINUX_RLIMIT_CPU 0 121 #define LINUX_RLIMIT_FSIZE 1 122 #define LINUX_RLIMIT_DATA 2 123 #define LINUX_RLIMIT_STACK 3 124 #define LINUX_RLIMIT_CORE 4 125 #define LINUX_RLIMIT_RSS 5 126 #define LINUX_RLIMIT_NPROC 6 127 #define LINUX_RLIMIT_NOFILE 7 128 #define LINUX_RLIMIT_MEMLOCK 8 129 #define LINUX_RLIMIT_AS 9 /* address space limit */ 130 131 #define LINUX_RLIM_NLIMITS 10 132 133 struct l_rlimit { 134 l_ulong rlim_cur; 135 l_ulong rlim_max; 136 }; 137 138 /* mmap options */ 139 #define LINUX_MAP_SHARED 0x0001 140 #define LINUX_MAP_PRIVATE 0x0002 141 #define LINUX_MAP_FIXED 0x0010 142 #define LINUX_MAP_ANON 0x0020 143 #define LINUX_MAP_GROWSDOWN 0x0100 144 145 struct l_mmap_argv { 146 l_uintptr_t addr; 147 l_size_t len; 148 l_int prot; 149 l_int flags; 150 l_int fd; 151 l_off_t pgoff; 152 } __packed; 153 154 /* 155 * stat family of syscalls 156 */ 157 struct l_timespec { 158 l_time_t tv_sec; 159 l_long tv_nsec; 160 }; 161 162 struct l_newstat { 163 l_ushort st_dev; 164 l_ushort __pad1; 165 l_ulong st_ino; 166 l_ushort st_mode; 167 l_ushort st_nlink; 168 l_ushort st_uid; 169 l_ushort st_gid; 170 l_ushort st_rdev; 171 l_ushort __pad2; 172 l_ulong st_size; 173 l_ulong st_blksize; 174 l_ulong st_blocks; 175 struct l_timespec st_atimespec; 176 struct l_timespec st_mtimespec; 177 struct l_timespec st_ctimespec; 178 l_ulong __unused4; 179 l_ulong __unused5; 180 }; 181 182 struct l_stat { 183 l_ushort st_dev; 184 l_ulong st_ino; 185 l_ushort st_mode; 186 l_ushort st_nlink; 187 l_ushort st_uid; 188 l_ushort st_gid; 189 l_ushort st_rdev; 190 l_long st_size; 191 struct l_timespec st_atimespec; 192 struct l_timespec st_mtimespec; 193 struct l_timespec st_ctimespec; 194 l_long st_blksize; 195 l_long st_blocks; 196 l_ulong st_flags; 197 l_ulong st_gen; 198 }; 199 200 struct l_stat64 { 201 l_ushort st_dev; 202 u_char __pad0[10]; 203 l_ulong __st_ino; 204 l_uint st_mode; 205 l_uint st_nlink; 206 l_ulong st_uid; 207 l_ulong st_gid; 208 l_ushort st_rdev; 209 u_char __pad3[10]; 210 l_longlong st_size; 211 l_ulong st_blksize; 212 l_ulong st_blocks; 213 l_ulong __pad4; 214 struct l_timespec st_atimespec; 215 struct l_timespec st_mtimespec; 216 struct l_timespec st_ctimespec; 217 l_ulonglong st_ino; 218 }; 219 220 struct l_new_utsname { 221 char sysname[LINUX_MAX_UTSNAME]; 222 char nodename[LINUX_MAX_UTSNAME]; 223 char release[LINUX_MAX_UTSNAME]; 224 char version[LINUX_MAX_UTSNAME]; 225 char machine[LINUX_MAX_UTSNAME]; 226 char domainname[LINUX_MAX_UTSNAME]; 227 }; 228 229 /* 230 * Signalling 231 */ 232 #define LINUX_SIGHUP 1 233 #define LINUX_SIGINT 2 234 #define LINUX_SIGQUIT 3 235 #define LINUX_SIGILL 4 236 #define LINUX_SIGTRAP 5 237 #define LINUX_SIGABRT 6 238 #define LINUX_SIGIOT LINUX_SIGABRT 239 #define LINUX_SIGBUS 7 240 #define LINUX_SIGFPE 8 241 #define LINUX_SIGKILL 9 242 #define LINUX_SIGUSR1 10 243 #define LINUX_SIGSEGV 11 244 #define LINUX_SIGUSR2 12 245 #define LINUX_SIGPIPE 13 246 #define LINUX_SIGALRM 14 247 #define LINUX_SIGTERM 15 248 #define LINUX_SIGSTKFLT 16 249 #define LINUX_SIGCHLD 17 250 #define LINUX_SIGCONT 18 251 #define LINUX_SIGSTOP 19 252 #define LINUX_SIGTSTP 20 253 #define LINUX_SIGTTIN 21 254 #define LINUX_SIGTTOU 22 255 #define LINUX_SIGURG 23 256 #define LINUX_SIGXCPU 24 257 #define LINUX_SIGXFSZ 25 258 #define LINUX_SIGVTALRM 26 259 #define LINUX_SIGPROF 27 260 #define LINUX_SIGWINCH 28 261 #define LINUX_SIGIO 29 262 #define LINUX_SIGPOLL LINUX_SIGIO 263 #define LINUX_SIGPWR 30 264 #define LINUX_SIGSYS 31 265 266 #define LINUX_SIGTBLSZ 31 267 #define LINUX_NSIG_WORDS 2 268 #define LINUX_NBPW 32 269 #define LINUX_NSIG (LINUX_NBPW * LINUX_NSIG_WORDS) 270 271 /* sigaction flags */ 272 #define LINUX_SA_NOCLDSTOP 0x00000001 273 #define LINUX_SA_NOCLDWAIT 0x00000002 274 #define LINUX_SA_SIGINFO 0x00000004 275 #define LINUX_SA_RESTORER 0x04000000 276 #define LINUX_SA_ONSTACK 0x08000000 277 #define LINUX_SA_RESTART 0x10000000 278 #define LINUX_SA_INTERRUPT 0x20000000 279 #define LINUX_SA_NOMASK 0x40000000 280 #define LINUX_SA_ONESHOT 0x80000000 281 282 /* sigprocmask actions */ 283 #define LINUX_SIG_BLOCK 0 284 #define LINUX_SIG_UNBLOCK 1 285 #define LINUX_SIG_SETMASK 2 286 287 /* sigset_t macros */ 288 #define LINUX_SIGEMPTYSET(set) (set).__bits[0] = (set).__bits[1] = 0 289 #define LINUX_SIGISMEMBER(set, sig) SIGISMEMBER(set, sig) 290 #define LINUX_SIGADDSET(set, sig) SIGADDSET(set, sig) 291 292 /* sigaltstack */ 293 #define LINUX_MINSIGSTKSZ 2048 294 #define LINUX_SS_ONSTACK 1 295 #define LINUX_SS_DISABLE 2 296 297 int linux_to_bsd_sigaltstack(int lsa); 298 int bsd_to_linux_sigaltstack(int bsa); 299 300 typedef void (*l_handler_t)(l_int); 301 typedef l_ulong l_osigset_t; 302 303 typedef struct { 304 l_uint __bits[LINUX_NSIG_WORDS]; 305 } l_sigset_t; 306 307 typedef struct { 308 l_handler_t lsa_handler; 309 l_osigset_t lsa_mask; 310 l_ulong lsa_flags; 311 void (*lsa_restorer)(void); 312 } l_osigaction_t; 313 314 typedef struct { 315 l_handler_t lsa_handler; 316 l_ulong lsa_flags; 317 void (*lsa_restorer)(void); 318 l_sigset_t lsa_mask; 319 } l_sigaction_t; 320 321 typedef struct { 322 void *ss_sp; 323 l_int ss_flags; 324 l_size_t ss_size; 325 } l_stack_t; 326 327 /* The Linux sigcontext, pretty much a standard 386 trapframe. */ 328 struct l_sigcontext { 329 l_int sc_gs; 330 l_int sc_fs; 331 l_int sc_es; 332 l_int sc_ds; 333 l_int sc_edi; 334 l_int sc_esi; 335 l_int sc_ebp; 336 l_int sc_esp; 337 l_int sc_ebx; 338 l_int sc_edx; 339 l_int sc_ecx; 340 l_int sc_eax; 341 l_int sc_trapno; 342 l_int sc_err; 343 l_int sc_eip; 344 l_int sc_cs; 345 l_int sc_eflags; 346 l_int sc_esp_at_signal; 347 l_int sc_ss; 348 l_int sc_387; 349 l_int sc_mask; 350 l_int sc_cr2; 351 }; 352 353 struct l_ucontext { 354 l_ulong uc_flags; 355 void *uc_link; 356 l_stack_t uc_stack; 357 struct l_sigcontext uc_mcontext; 358 l_sigset_t uc_sigmask; 359 }; 360 361 #define LINUX_SI_MAX_SIZE 128 362 #define LINUX_SI_PAD_SIZE ((LINUX_SI_MAX_SIZE/sizeof(l_int)) - 3) 363 364 typedef struct l_siginfo { 365 l_int lsi_signo; 366 l_int lsi_errno; 367 l_int lsi_code; 368 union { 369 l_int _pad[LINUX_SI_PAD_SIZE]; 370 371 struct { 372 l_pid_t _pid; 373 l_uid16_t _uid; 374 } _kill; 375 376 struct { 377 l_uint _timer1; 378 l_uint _timer2; 379 } _timer; 380 381 struct { 382 l_pid_t _pid; /* sender's pid */ 383 l_uid16_t _uid; /* sender's uid */ 384 union sigval _sigval; 385 } _rt; 386 387 struct { 388 l_pid_t _pid; /* which child */ 389 l_uid16_t _uid; /* sender's uid */ 390 l_int _status; /* exit code */ 391 l_clock_t _utime; 392 l_clock_t _stime; 393 } _sigchld; 394 395 struct { 396 void *_addr; /* faulting insn/memory ref. */ 397 } _sigfault; 398 399 struct { 400 l_int _band; /* POLL_IN,POLL_OUT,POLL_MSG */ 401 l_int _fd; 402 } _sigpoll; 403 } _sifields; 404 } l_siginfo_t; 405 406 #define lsi_pid _sifields._kill._pid 407 #define lsi_uid _sifields._kill._uid 408 #define lsi_status _sifields._sigchld._status 409 #define lsi_utime _sifields._sigchld._utime 410 #define lsi_stime _sifields._sigchld._stime 411 #define lsi_value _sifields._rt._sigval 412 #define lsi_int _sifields._rt._sigval.sival_int 413 #define lsi_ptr _sifields._rt._sigval.sival_ptr 414 #define lsi_addr _sifields._sigfault._addr 415 #define lsi_band _sifields._sigpoll._band 416 #define lsi_fd _sifields._sigpoll._fd 417 418 struct l_fpreg { 419 u_int16_t significand[4]; 420 u_int16_t exponent; 421 }; 422 423 struct l_fpxreg { 424 u_int16_t significand[4]; 425 u_int16_t exponent; 426 u_int16_t padding[3]; 427 }; 428 429 struct l_xmmreg { 430 u_int32_t element[4]; 431 }; 432 433 struct l_fpstate { 434 /* Regular FPU environment */ 435 u_int32_t cw; 436 u_int32_t sw; 437 u_int32_t tag; 438 u_int32_t ipoff; 439 u_int32_t cssel; 440 u_int32_t dataoff; 441 u_int32_t datasel; 442 struct l_fpreg _st[8]; 443 u_int16_t status; 444 u_int16_t magic; /* 0xffff = regular FPU data */ 445 446 /* FXSR FPU environment */ 447 u_int32_t _fxsr_env[6]; /* env is ignored */ 448 u_int32_t mxcsr; 449 u_int32_t reserved; 450 struct l_fpxreg _fxsr_st[8]; /* reg data is ignored */ 451 struct l_xmmreg _xmm[8]; 452 u_int32_t padding[56]; 453 }; 454 455 /* 456 * We make the stack look like Linux expects it when calling a signal 457 * handler, but use the BSD way of calling the handler and sigreturn(). 458 * This means that we need to pass the pointer to the handler too. 459 * It is appended to the frame to not interfere with the rest of it. 460 */ 461 struct l_sigframe { 462 l_int sf_sig; 463 struct l_sigcontext sf_sc; 464 struct l_fpstate sf_fpstate; 465 l_uint sf_extramask[LINUX_NSIG_WORDS-1]; 466 l_handler_t sf_handler; 467 }; 468 469 struct l_rt_sigframe { 470 l_int sf_sig; 471 l_siginfo_t *sf_siginfo; 472 struct l_ucontext *sf_ucontext; 473 l_siginfo_t sf_si; 474 struct l_ucontext sf_sc; 475 l_handler_t sf_handler; 476 }; 477 478 extern int bsd_to_linux_signal[]; 479 extern int linux_to_bsd_signal[]; 480 extern struct sysentvec linux_sysvec; 481 extern struct sysentvec elf_linux_sysvec; 482 483 /* 484 * Pluggable ioctl handlers 485 */ 486 struct linux_ioctl_args; 487 struct thread; 488 489 typedef int linux_ioctl_function_t(struct thread *, struct linux_ioctl_args *); 490 491 struct linux_ioctl_handler { 492 linux_ioctl_function_t *func; 493 int low, high; 494 }; 495 496 int linux_ioctl_register_handler(struct linux_ioctl_handler *h); 497 int linux_ioctl_unregister_handler(struct linux_ioctl_handler *h); 498 499 /* 500 * open/fcntl flags 501 */ 502 #define LINUX_O_RDONLY 00 503 #define LINUX_O_WRONLY 01 504 #define LINUX_O_RDWR 02 505 #define LINUX_O_CREAT 0100 506 #define LINUX_O_EXCL 0200 507 #define LINUX_O_NOCTTY 0400 508 #define LINUX_O_TRUNC 01000 509 #define LINUX_O_APPEND 02000 510 #define LINUX_O_NONBLOCK 04000 511 #define LINUX_O_NDELAY LINUX_O_NONBLOCK 512 #define LINUX_O_SYNC 010000 513 #define LINUX_FASYNC 020000 514 #define LINUX_O_DIRECT 040000 /* direct disk access hint */ 515 #define LINUX_O_LARGEFILE 0100000 516 #define LINUX_O_DIRECTORY 0200000 /* must be a directory */ 517 #define LINUX_O_NOFOLLOW 0400000 /* don't follow links */ 518 #define LINUX_O_NOATIME 01000000 519 520 #define LINUX_F_DUPFD 0 521 #define LINUX_F_GETFD 1 522 #define LINUX_F_SETFD 2 523 #define LINUX_F_GETFL 3 524 #define LINUX_F_SETFL 4 525 #define LINUX_F_GETLK 5 526 #define LINUX_F_SETLK 6 527 #define LINUX_F_SETLKW 7 528 #define LINUX_F_SETOWN 8 529 #define LINUX_F_GETOWN 9 530 531 #define LINUX_F_GETLK64 12 532 #define LINUX_F_SETLK64 13 533 #define LINUX_F_SETLKW64 14 534 535 #define LINUX_F_RDLCK 0 536 #define LINUX_F_WRLCK 1 537 #define LINUX_F_UNLCK 2 538 539 /* 540 * mount flags 541 */ 542 #define LINUX_MS_RDONLY 0x0001 543 #define LINUX_MS_NOSUID 0x0002 544 #define LINUX_MS_NODEV 0x0004 545 #define LINUX_MS_NOEXEC 0x0008 546 #define LINUX_MS_REMOUNT 0x0020 547 548 /* 549 * SystemV IPC defines 550 */ 551 #define LINUX_SEMOP 1 552 #define LINUX_SEMGET 2 553 #define LINUX_SEMCTL 3 554 #define LINUX_MSGSND 11 555 #define LINUX_MSGRCV 12 556 #define LINUX_MSGGET 13 557 #define LINUX_MSGCTL 14 558 #define LINUX_SHMAT 21 559 #define LINUX_SHMDT 22 560 #define LINUX_SHMGET 23 561 #define LINUX_SHMCTL 24 562 563 #define LINUX_IPC_RMID 0 564 #define LINUX_IPC_SET 1 565 #define LINUX_IPC_STAT 2 566 #define LINUX_IPC_INFO 3 567 568 #define LINUX_SHM_LOCK 11 569 #define LINUX_SHM_UNLOCK 12 570 #define LINUX_SHM_STAT 13 571 #define LINUX_SHM_INFO 14 572 573 #define LINUX_SHM_RDONLY 0x1000 574 #define LINUX_SHM_RND 0x2000 575 #define LINUX_SHM_REMAP 0x4000 576 577 /* semctl commands */ 578 #define LINUX_GETPID 11 579 #define LINUX_GETVAL 12 580 #define LINUX_GETALL 13 581 #define LINUX_GETNCNT 14 582 #define LINUX_GETZCNT 15 583 #define LINUX_SETVAL 16 584 #define LINUX_SETALL 17 585 #define LINUX_SEM_STAT 18 586 #define LINUX_SEM_INFO 19 587 588 union l_semun { 589 l_int val; 590 struct l_semid_ds *buf; 591 l_ushort *array; 592 struct l_seminfo *__buf; 593 void *__pad; 594 }; 595 596 /* 597 * Socket defines 598 */ 599 #define LINUX_SOCKET 1 600 #define LINUX_BIND 2 601 #define LINUX_CONNECT 3 602 #define LINUX_LISTEN 4 603 #define LINUX_ACCEPT 5 604 #define LINUX_GETSOCKNAME 6 605 #define LINUX_GETPEERNAME 7 606 #define LINUX_SOCKETPAIR 8 607 #define LINUX_SEND 9 608 #define LINUX_RECV 10 609 #define LINUX_SENDTO 11 610 #define LINUX_RECVFROM 12 611 #define LINUX_SHUTDOWN 13 612 #define LINUX_SETSOCKOPT 14 613 #define LINUX_GETSOCKOPT 15 614 #define LINUX_SENDMSG 16 615 #define LINUX_RECVMSG 17 616 617 #define LINUX_AF_UNSPEC 0 618 #define LINUX_AF_UNIX 1 619 #define LINUX_AF_INET 2 620 #define LINUX_AF_AX25 3 621 #define LINUX_AF_IPX 4 622 #define LINUX_AF_APPLETALK 5 623 #define LINUX_AF_INET6 10 624 625 #define LINUX_SOL_SOCKET 1 626 #define LINUX_SOL_IP 0 627 #define LINUX_SOL_IPX 256 628 #define LINUX_SOL_AX25 257 629 #define LINUX_SOL_TCP 6 630 #define LINUX_SOL_UDP 17 631 632 #define LINUX_SO_DEBUG 1 633 #define LINUX_SO_REUSEADDR 2 634 #define LINUX_SO_TYPE 3 635 #define LINUX_SO_ERROR 4 636 #define LINUX_SO_DONTROUTE 5 637 #define LINUX_SO_BROADCAST 6 638 #define LINUX_SO_SNDBUF 7 639 #define LINUX_SO_RCVBUF 8 640 #define LINUX_SO_KEEPALIVE 9 641 #define LINUX_SO_OOBINLINE 10 642 #define LINUX_SO_NO_CHECK 11 643 #define LINUX_SO_PRIORITY 12 644 #define LINUX_SO_LINGER 13 645 #define LINUX_SO_PEERCRED 17 646 #define LINUX_SO_RCVLOWAT 18 647 #define LINUX_SO_SNDLOWAT 19 648 #define LINUX_SO_RCVTIMEO 20 649 #define LINUX_SO_SNDTIMEO 21 650 #define LINUX_SO_TIMESTAMP 29 651 #define LINUX_SO_ACCEPTCONN 30 652 653 #define LINUX_IP_TOS 1 654 #define LINUX_IP_TTL 2 655 #define LINUX_IP_HDRINCL 3 656 #define LINUX_IP_OPTIONS 4 657 658 #define LINUX_IP_MULTICAST_IF 32 659 #define LINUX_IP_MULTICAST_TTL 33 660 #define LINUX_IP_MULTICAST_LOOP 34 661 #define LINUX_IP_ADD_MEMBERSHIP 35 662 #define LINUX_IP_DROP_MEMBERSHIP 36 663 664 struct l_sockaddr { 665 l_ushort sa_family; 666 char sa_data[14]; 667 }; 668 669 struct l_ifmap { 670 l_ulong mem_start; 671 l_ulong mem_end; 672 l_ushort base_addr; 673 u_char irq; 674 u_char dma; 675 u_char port; 676 }; 677 678 #define LINUX_IFHWADDRLEN 6 679 #define LINUX_IFNAMSIZ 16 680 681 struct l_ifreq { 682 union { 683 char ifrn_name[LINUX_IFNAMSIZ]; 684 } ifr_ifrn; 685 686 union { 687 struct l_sockaddr ifru_addr; 688 struct l_sockaddr ifru_dstaddr; 689 struct l_sockaddr ifru_broadaddr; 690 struct l_sockaddr ifru_netmask; 691 struct l_sockaddr ifru_hwaddr; 692 l_short ifru_flags[1]; 693 l_int ifru_metric; 694 l_int ifru_mtu; 695 struct l_ifmap ifru_map; 696 char ifru_slave[LINUX_IFNAMSIZ]; 697 l_caddr_t ifru_data; 698 } ifr_ifru; 699 }; 700 701 #define ifr_name ifr_ifrn.ifrn_name /* interface name */ 702 #define ifr_hwaddr ifr_ifru.ifru_hwaddr /* MAC address */ 703 704 /* 705 * poll() 706 */ 707 #define LINUX_POLLIN 0x0001 708 #define LINUX_POLLPRI 0x0002 709 #define LINUX_POLLOUT 0x0004 710 #define LINUX_POLLERR 0x0008 711 #define LINUX_POLLHUP 0x0010 712 #define LINUX_POLLNVAL 0x0020 713 #define LINUX_POLLRDNORM 0x0040 714 #define LINUX_POLLRDBAND 0x0080 715 #define LINUX_POLLWRNORM 0x0100 716 #define LINUX_POLLWRBAND 0x0200 717 #define LINUX_POLLMSG 0x0400 718 719 struct l_pollfd { 720 l_int fd; 721 l_short events; 722 l_short revents; 723 }; 724 725 struct l_user_desc { 726 l_uint entry_number; 727 l_uint base_addr; 728 l_uint limit; 729 l_uint seg_32bit:1; 730 l_uint contents:2; 731 l_uint read_exec_only:1; 732 l_uint limit_in_pages:1; 733 l_uint seg_not_present:1; 734 l_uint useable:1; 735 }; 736 737 struct l_desc_struct { 738 unsigned long a,b; 739 }; 740 741 742 #define LINUX_LOWERWORD 0x0000ffff 743 744 /* 745 * macros which does the same thing as those in linux include/asm-um/ldt-i386.h 746 * these convert linux user space descriptor to machine one 747 */ 748 #define LDT_entry_a(info) \ 749 ((((info)->base_addr & LINUX_LOWERWORD) << 16) | ((info)->limit & LINUX_LOWERWORD)) 750 751 #define ENTRY_B_READ_EXEC_ONLY 9 752 #define ENTRY_B_CONTENTS 10 753 #define ENTRY_B_SEG_NOT_PRESENT 15 754 #define ENTRY_B_BASE_ADDR 16 755 #define ENTRY_B_USEABLE 20 756 #define ENTRY_B_SEG32BIT 22 757 #define ENTRY_B_LIMIT 23 758 759 #define LDT_entry_b(info) \ 760 (((info)->base_addr & 0xff000000) | \ 761 ((info)->limit & 0xf0000) | \ 762 ((info)->contents << ENTRY_B_CONTENTS) | \ 763 (((info)->seg_not_present == 0) << ENTRY_B_SEG_NOT_PRESENT) | \ 764 (((info)->base_addr & 0x00ff0000) >> ENTRY_B_BASE_ADDR) | \ 765 (((info)->read_exec_only == 0) << ENTRY_B_READ_EXEC_ONLY) | \ 766 ((info)->seg_32bit << ENTRY_B_SEG32BIT) | \ 767 ((info)->useable << ENTRY_B_USEABLE) | \ 768 ((info)->limit_in_pages << ENTRY_B_LIMIT) | 0x7000) 769 770 #define LDT_empty(info) (\ 771 (info)->base_addr == 0 && \ 772 (info)->limit == 0 && \ 773 (info)->contents == 0 && \ 774 (info)->seg_not_present == 1 && \ 775 (info)->read_exec_only == 1 && \ 776 (info)->seg_32bit == 0 && \ 777 (info)->limit_in_pages == 0 && \ 778 (info)->useable == 0 ) 779 780 /* macros for converting segments, they do the same as those in arch/i386/kernel/process.c */ 781 #define GET_BASE(desc) ( \ 782 (((desc)->a >> 16) & LINUX_LOWERWORD) | \ 783 (((desc)->b << 16) & 0x00ff0000) | \ 784 ( (desc)->b & 0xff000000) ) 785 786 #define GET_LIMIT(desc) ( \ 787 ((desc)->a & LINUX_LOWERWORD) | \ 788 ((desc)->b & 0xf0000) ) 789 790 #define GET_32BIT(desc) (((desc)->b >> ENTRY_B_SEG32BIT) & 1) 791 #define GET_CONTENTS(desc) (((desc)->b >> ENTRY_B_CONTENTS) & 3) 792 #define GET_WRITABLE(desc) (((desc)->b >> ENTRY_B_READ_EXEC_ONLY) & 1) 793 #define GET_LIMIT_PAGES(desc) (((desc)->b >> ENTRY_B_LIMIT) & 1) 794 #define GET_PRESENT(desc) (((desc)->b >> ENTRY_B_SEG_NOT_PRESENT) & 1) 795 #define GET_USEABLE(desc) (((desc)->b >> ENTRY_B_USEABLE) & 1) 796 797 #define LINUX_CLOCK_REALTIME 0 798 #define LINUX_CLOCK_MONOTONIC 1 799 #define LINUX_CLOCK_PROCESS_CPUTIME_ID 2 800 #define LINUX_CLOCK_THREAD_CPUTIME_ID 3 801 #define LINUX_CLOCK_REALTIME_HR 4 802 #define LINUX_CLOCK_MONOTONIC_HR 5 803 804 typedef int l_timer_t; 805 typedef int l_mqd_t; 806 807 #define CLONE_VM 0x100 808 #define CLONE_FS 0x200 809 #define CLONE_FILES 0x400 810 #define CLONE_SIGHAND 0x800 811 #define CLONE_PID 0x1000 /* this flag does not exist in linux anymore */ 812 #define CLONE_VFORK 0x4000 813 #define CLONE_PARENT 0x00008000 814 #define CLONE_THREAD 0x10000 815 #define CLONE_SETTLS 0x80000 816 #define CLONE_CHILD_CLEARTID 0x00200000 817 #define CLONE_CHILD_SETTID 0x01000000 818 #define CLONE_PARENT_SETTID 0x00100000 819 820 #define THREADING_FLAGS (CLONE_VM | CLONE_FS | CLONE_FILES | CLONE_SIGHAND) 821 822 #endif /* !_I386_LINUX_LINUX_H_ */ 823