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-emul(%ld): "#nm"("fmt")\n", (long)p->p_pid 44 #define LMSG(fmt) "Linux-emul(%ld): "fmt"\n", (long)p->p_pid 45 46 #ifdef MALLOC_DECLARE 47 MALLOC_DECLARE(M_LINUX); 48 #endif 49 50 /* 51 * Miscellaneous 52 */ 53 #define LINUX_NAME_MAX 255 54 #define LINUX_MAX_UTSNAME 65 55 56 /* Scheduling policies */ 57 #define LINUX_SCHED_OTHER 0 58 #define LINUX_SCHED_FIFO 1 59 #define LINUX_SCHED_RR 2 60 61 /* Resource limits */ 62 #define LINUX_RLIMIT_CPU 0 63 #define LINUX_RLIMIT_FSIZE 1 64 #define LINUX_RLIMIT_DATA 2 65 #define LINUX_RLIMIT_STACK 3 66 #define LINUX_RLIMIT_CORE 4 67 #define LINUX_RLIMIT_RSS 5 68 #define LINUX_RLIMIT_NPROC 6 69 #define LINUX_RLIMIT_NOFILE 7 70 #define LINUX_RLIMIT_MEMLOCK 8 71 #define LINUX_RLIMIT_AS 9 /* address space limit */ 72 73 #define LINUX_RLIM_NLIMITS 10 74 75 /* mmap options */ 76 #define LINUX_MAP_SHARED 0x0001 77 #define LINUX_MAP_PRIVATE 0x0002 78 #define LINUX_MAP_FIXED 0x0010 79 #define LINUX_MAP_ANON 0x0020 80 #define LINUX_MAP_GROWSDOWN 0x0100 81 82 typedef char * linux_caddr_t; 83 typedef long linux_clock_t; 84 typedef u_short linux_dev_t; 85 typedef u_short linux_gid_t; 86 typedef u_long linux_ino_t; 87 typedef int linux_key_t; /* XXX */ 88 typedef u_short linux_mode_t; 89 typedef u_short linux_nlink_t; 90 typedef long linux_off_t; 91 typedef int linux_pid_t; 92 typedef u_int linux_size_t; 93 typedef long linux_time_t; 94 typedef u_short linux_uid_t; 95 96 typedef struct { 97 long val[2]; 98 } linux_fsid_t; 99 100 struct linux_new_utsname { 101 char sysname[LINUX_MAX_UTSNAME]; 102 char nodename[LINUX_MAX_UTSNAME]; 103 char release[LINUX_MAX_UTSNAME]; 104 char version[LINUX_MAX_UTSNAME]; 105 char machine[LINUX_MAX_UTSNAME]; 106 char domainname[LINUX_MAX_UTSNAME]; 107 }; 108 109 /* 110 * Signalling 111 */ 112 #define LINUX_SIGHUP 1 113 #define LINUX_SIGINT 2 114 #define LINUX_SIGQUIT 3 115 #define LINUX_SIGILL 4 116 #define LINUX_SIGTRAP 5 117 #define LINUX_SIGABRT 6 118 #define LINUX_SIGIOT LINUX_SIGABRT 119 #define LINUX_SIGBUS 7 120 #define LINUX_SIGFPE 8 121 #define LINUX_SIGKILL 9 122 #define LINUX_SIGUSR1 10 123 #define LINUX_SIGSEGV 11 124 #define LINUX_SIGUSR2 12 125 #define LINUX_SIGPIPE 13 126 #define LINUX_SIGALRM 14 127 #define LINUX_SIGTERM 15 128 #define LINUX_SIGSTKFLT 16 129 #define LINUX_SIGCHLD 17 130 #define LINUX_SIGCONT 18 131 #define LINUX_SIGSTOP 19 132 #define LINUX_SIGTSTP 20 133 #define LINUX_SIGTTIN 21 134 #define LINUX_SIGTTOU 22 135 #define LINUX_SIGURG 23 136 #define LINUX_SIGXCPU 24 137 #define LINUX_SIGXFSZ 25 138 #define LINUX_SIGVTALRM 26 139 #define LINUX_SIGPROF 27 140 #define LINUX_SIGWINCH 28 141 #define LINUX_SIGIO 29 142 #define LINUX_SIGPOLL LINUX_SIGIO 143 #define LINUX_SIGPWR 30 144 #define LINUX_SIGUNUSED 31 145 146 #define LINUX_SIGTBLSZ 31 147 #define LINUX_NSIG_WORDS 2 148 #define LINUX_NBPW 32 149 #define LINUX_NSIG (LINUX_NBPW * LINUX_NSIG_WORDS) 150 151 /* sigaction flags */ 152 #define LINUX_SA_NOCLDSTOP 0x00000001 153 #define LINUX_SA_NOCLDWAIT 0x00000002 154 #define LINUX_SA_SIGINFO 0x00000004 155 #define LINUX_SA_RESTORER 0x04000000 156 #define LINUX_SA_ONSTACK 0x08000000 157 #define LINUX_SA_RESTART 0x10000000 158 #define LINUX_SA_INTERRUPT 0x20000000 159 #define LINUX_SA_NOMASK 0x40000000 160 #define LINUX_SA_ONESHOT 0x80000000 161 162 /* sigprocmask actions */ 163 #define LINUX_SIG_BLOCK 0 164 #define LINUX_SIG_UNBLOCK 1 165 #define LINUX_SIG_SETMASK 2 166 167 /* sigset_t macros */ 168 #define LINUX_SIGEMPTYSET(set) (set).__bits[0] = (set).__bits[1] = 0 169 #define LINUX_SIGISMEMBER(set, sig) SIGISMEMBER(set, sig) 170 #define LINUX_SIGADDSET(set, sig) SIGADDSET(set, sig) 171 172 /* sigaltstack */ 173 #define LINUX_MINSIGSTKSZ 2048 174 #define LINUX_SS_ONSTACK 1 175 #define LINUX_SS_DISABLE 2 176 177 178 int linux_to_bsd_sigaltstack(int lsa); 179 int bsd_to_linux_sigaltstack(int bsa); 180 181 182 typedef void (*linux_handler_t)(int); 183 typedef u_long linux_osigset_t; 184 185 typedef struct { 186 u_int __bits[LINUX_NSIG_WORDS]; 187 } linux_sigset_t; 188 189 typedef struct { 190 linux_handler_t lsa_handler; 191 linux_osigset_t lsa_mask; 192 u_long lsa_flags; 193 void (*lsa_restorer)(void); 194 } linux_osigaction_t; 195 196 typedef struct { 197 linux_handler_t lsa_handler; 198 u_long lsa_flags; 199 void (*lsa_restorer)(void); 200 linux_sigset_t lsa_mask; 201 } linux_sigaction_t; 202 203 typedef struct { 204 void *ss_sp; 205 int ss_flags; 206 linux_size_t ss_size; 207 } linux_stack_t; 208 209 /* The Linux sigcontext, pretty much a standard 386 trapframe. */ 210 struct linux_sigcontext { 211 int sc_gs; 212 int sc_fs; 213 int sc_es; 214 int sc_ds; 215 int sc_edi; 216 int sc_esi; 217 int sc_ebp; 218 int sc_esp; 219 int sc_ebx; 220 int sc_edx; 221 int sc_ecx; 222 int sc_eax; 223 int sc_trapno; 224 int sc_err; 225 int sc_eip; 226 int sc_cs; 227 int sc_eflags; 228 int sc_esp_at_signal; 229 int sc_ss; 230 int sc_387; 231 int sc_mask; 232 int sc_cr2; 233 }; 234 235 struct linux_ucontext { 236 unsigned long uc_flags; 237 void *uc_link; 238 linux_stack_t uc_stack; 239 struct linux_sigcontext uc_mcontext; 240 linux_sigset_t uc_sigmask; 241 }; 242 243 244 #define LINUX_SI_MAX_SIZE 128 245 #define LINUX_SI_PAD_SIZE ((LINUX_SI_MAX_SIZE/sizeof(int)) - 3) 246 247 typedef struct siginfo { 248 int lsi_signo; 249 int lsi_errno; 250 int lsi_code; 251 252 union { 253 int _pad[LINUX_SI_PAD_SIZE]; 254 struct { 255 linux_pid_t _pid; 256 linux_uid_t _uid; 257 } _kill; 258 259 struct { 260 unsigned int _timer1; 261 unsigned int _timer2; 262 } _timer; 263 264 struct { 265 linux_pid_t _pid; /* sender's pid */ 266 linux_uid_t _uid; /* sender's uid */ 267 union sigval _sigval; 268 } _rt; 269 270 struct { 271 linux_pid_t _pid; /* which child */ 272 linux_uid_t _uid; /* sender's uid */ 273 int _status; /* exit code */ 274 linux_clock_t _utime; 275 linux_clock_t _stime; 276 } _sigchld; 277 278 struct { 279 void *_addr; /* faulting insn/memory ref. */ 280 } _sigfault; 281 282 struct { 283 int _band; /* POLL_IN, POLL_OUT, POLL_MSG */ 284 int _fd; 285 } _sigpoll; 286 } _sifields; 287 } linux_siginfo_t; 288 289 #define lsi_pid _sifields._kill._pid 290 #define lsi_uid _sifields._kill._uid 291 #define lsi_status _sifields._sigchld._status 292 #define lsi_utime _sifields._sigchld._utime 293 #define lsi_stime _sifields._sigchld._stime 294 #define lsi_value _sifields._rt._sigval 295 #define lsi_int _sifields._rt._sigval.sival_int 296 #define lsi_ptr _sifields._rt._sigval.sival_ptr 297 #define lsi_addr _sifields._sigfault._addr 298 #define lsi_band _sifields._sigpoll._band 299 #define lsi_fd _sifields._sigpoll._fd 300 301 struct linux_fpreg { 302 u_int16_t significand[4]; 303 u_int16_t exponent; 304 }; 305 306 struct linux_fpxreg { 307 u_int16_t significand[4]; 308 u_int16_t exponent; 309 u_int16_t padding[3]; 310 }; 311 312 struct linux_xmmreg { 313 u_int32_t element[4]; 314 }; 315 316 struct linux_fpstate { 317 /* Regular FPU environment */ 318 u_int32_t cw; 319 u_int32_t sw; 320 u_int32_t tag; 321 u_int32_t ipoff; 322 u_int32_t cssel; 323 u_int32_t dataoff; 324 u_int32_t datasel; 325 struct linux_fpreg _st[8]; 326 u_int16_t status; 327 u_int16_t magic; /* 0xffff = regular FPU data */ 328 329 /* FXSR FPU environment */ 330 u_int32_t _fxsr_env[6]; /* env is ignored */ 331 u_int32_t mxcsr; 332 u_int32_t reserved; 333 struct linux_fpxreg _fxsr_st[8]; /* reg data is ignored */ 334 struct linux_xmmreg _xmm[8]; 335 u_int32_t padding[56]; 336 }; 337 338 /* 339 * We make the stack look like Linux expects it when calling a signal 340 * handler, but use the BSD way of calling the handler and sigreturn(). 341 * This means that we need to pass the pointer to the handler too. 342 * It is appended to the frame to not interfere with the rest of it. 343 */ 344 struct linux_sigframe { 345 int sf_sig; 346 struct linux_sigcontext sf_sc; 347 struct linux_fpstate sf_fpstate; 348 u_int sf_extramask[LINUX_NSIG_WORDS-1]; 349 linux_handler_t sf_handler; 350 }; 351 352 struct linux_rt_sigframe { 353 int sf_sig; 354 linux_siginfo_t *sf_siginfo; 355 struct linux_ucontext *sf_ucontext; 356 linux_siginfo_t sf_si; 357 struct linux_ucontext sf_sc; 358 linux_handler_t sf_handler; 359 }; 360 361 extern int bsd_to_linux_signal[]; 362 extern int linux_to_bsd_signal[]; 363 extern struct sysentvec linux_sysvec; 364 extern struct sysentvec elf_linux_sysvec; 365 366 /* 367 * Pluggable ioctl handlers 368 */ 369 struct linux_ioctl_args; 370 struct proc; 371 372 typedef int linux_ioctl_function_t(struct proc *, struct linux_ioctl_args *); 373 374 struct linux_ioctl_handler { 375 linux_ioctl_function_t *func; 376 int low, high; 377 }; 378 379 int linux_ioctl_register_handler(struct linux_ioctl_handler *h); 380 int linux_ioctl_unregister_handler(struct linux_ioctl_handler *h); 381 382 /* 383 * open/fcntl flags 384 */ 385 #define LINUX_O_RDONLY 00 386 #define LINUX_O_WRONLY 01 387 #define LINUX_O_RDWR 02 388 #define LINUX_O_CREAT 0100 389 #define LINUX_O_EXCL 0200 390 #define LINUX_O_NOCTTY 0400 391 #define LINUX_O_TRUNC 01000 392 #define LINUX_O_APPEND 02000 393 #define LINUX_O_NONBLOCK 04000 394 #define LINUX_O_NDELAY LINUX_O_NONBLOCK 395 #define LINUX_O_SYNC 010000 396 #define LINUX_FASYNC 020000 397 398 #define LINUX_F_DUPFD 0 399 #define LINUX_F_GETFD 1 400 #define LINUX_F_SETFD 2 401 #define LINUX_F_GETFL 3 402 #define LINUX_F_SETFL 4 403 #define LINUX_F_GETLK 5 404 #define LINUX_F_SETLK 6 405 #define LINUX_F_SETLKW 7 406 #define LINUX_F_SETOWN 8 407 #define LINUX_F_GETOWN 9 408 409 #define LINUX_F_RDLCK 0 410 #define LINUX_F_WRLCK 1 411 #define LINUX_F_UNLCK 2 412 413 /* 414 * mount flags 415 */ 416 #define LINUX_MS_RDONLY 0x0001 417 #define LINUX_MS_NOSUID 0x0002 418 #define LINUX_MS_NODEV 0x0004 419 #define LINUX_MS_NOEXEC 0x0008 420 #define LINUX_MS_REMOUNT 0x0020 421 422 /* 423 * SystemV IPC defines 424 */ 425 #define LINUX_SEMOP 1 426 #define LINUX_SEMGET 2 427 #define LINUX_SEMCTL 3 428 #define LINUX_MSGSND 11 429 #define LINUX_MSGRCV 12 430 #define LINUX_MSGGET 13 431 #define LINUX_MSGCTL 14 432 #define LINUX_SHMAT 21 433 #define LINUX_SHMDT 22 434 #define LINUX_SHMGET 23 435 #define LINUX_SHMCTL 24 436 437 #define LINUX_IPC_RMID 0 438 #define LINUX_IPC_SET 1 439 #define LINUX_IPC_STAT 2 440 #define LINUX_IPC_INFO 3 441 442 #define LINUX_SHM_LOCK 11 443 #define LINUX_SHM_UNLOCK 12 444 #define LINUX_SHM_STAT 13 445 #define LINUX_SHM_INFO 14 446 447 #define LINUX_SHM_RDONLY 0x1000 448 #define LINUX_SHM_RND 0x2000 449 #define LINUX_SHM_REMAP 0x4000 450 451 /* semctl commands */ 452 #define LINUX_GETPID 11 453 #define LINUX_GETVAL 12 454 #define LINUX_GETALL 13 455 #define LINUX_GETNCNT 14 456 #define LINUX_GETZCNT 15 457 #define LINUX_SETVAL 16 458 #define LINUX_SETALL 17 459 460 /* 461 * Socket defines 462 */ 463 #define LINUX_SOCKET 1 464 #define LINUX_BIND 2 465 #define LINUX_CONNECT 3 466 #define LINUX_LISTEN 4 467 #define LINUX_ACCEPT 5 468 #define LINUX_GETSOCKNAME 6 469 #define LINUX_GETPEERNAME 7 470 #define LINUX_SOCKETPAIR 8 471 #define LINUX_SEND 9 472 #define LINUX_RECV 10 473 #define LINUX_SENDTO 11 474 #define LINUX_RECVFROM 12 475 #define LINUX_SHUTDOWN 13 476 #define LINUX_SETSOCKOPT 14 477 #define LINUX_GETSOCKOPT 15 478 #define LINUX_SENDMSG 16 479 #define LINUX_RECVMSG 17 480 481 #define LINUX_AF_UNSPEC 0 482 #define LINUX_AF_UNIX 1 483 #define LINUX_AF_INET 2 484 #define LINUX_AF_AX25 3 485 #define LINUX_AF_IPX 4 486 #define LINUX_AF_APPLETALK 5 487 488 #define LINUX_SOL_SOCKET 1 489 #define LINUX_SOL_IP 0 490 #define LINUX_SOL_IPX 256 491 #define LINUX_SOL_AX25 257 492 #define LINUX_SOL_TCP 6 493 #define LINUX_SOL_UDP 17 494 495 #define LINUX_SO_DEBUG 1 496 #define LINUX_SO_REUSEADDR 2 497 #define LINUX_SO_TYPE 3 498 #define LINUX_SO_ERROR 4 499 #define LINUX_SO_DONTROUTE 5 500 #define LINUX_SO_BROADCAST 6 501 #define LINUX_SO_SNDBUF 7 502 #define LINUX_SO_RCVBUF 8 503 #define LINUX_SO_KEEPALIVE 9 504 #define LINUX_SO_OOBINLINE 10 505 #define LINUX_SO_NO_CHECK 11 506 #define LINUX_SO_PRIORITY 12 507 #define LINUX_SO_LINGER 13 508 509 #define LINUX_IP_TOS 1 510 #define LINUX_IP_TTL 2 511 #define LINUX_IP_HDRINCL 3 512 #define LINUX_IP_OPTIONS 4 513 514 #define LINUX_IP_MULTICAST_IF 32 515 #define LINUX_IP_MULTICAST_TTL 33 516 #define LINUX_IP_MULTICAST_LOOP 34 517 #define LINUX_IP_ADD_MEMBERSHIP 35 518 #define LINUX_IP_DROP_MEMBERSHIP 36 519 520 struct linux_sockaddr { 521 u_short sa_family; 522 char sa_data[14]; 523 }; 524 525 struct linux_ifmap { 526 u_long mem_start; 527 u_long mem_end; 528 u_short base_addr; 529 u_char irq; 530 u_char dma; 531 u_char port; 532 }; 533 534 #define LINUX_IFHWADDRLEN 6 535 #define LINUX_IFNAMSIZ 16 536 537 struct linux_ifreq { 538 union { 539 char ifrn_name[LINUX_IFNAMSIZ]; 540 } ifr_ifrn; 541 542 union { 543 struct linux_sockaddr ifru_addr; 544 struct linux_sockaddr ifru_dstaddr; 545 struct linux_sockaddr ifru_broadaddr; 546 struct linux_sockaddr ifru_netmask; 547 struct linux_sockaddr ifru_hwaddr; 548 short ifru_flags; 549 int ifru_metric; 550 int ifru_mtu; 551 struct linux_ifmap ifru_map; 552 char ifru_slave[LINUX_IFNAMSIZ]; /* Just fits the size */ 553 linux_caddr_t ifru_data; 554 } ifr_ifru; 555 }; 556 557 #define ifr_name ifr_ifrn.ifrn_name /* interface name */ 558 #define ifr_hwaddr ifr_ifru.ifru_hwaddr /* MAC address */ 559 560 #endif /* !_I386_LINUX_LINUX_H_ */ 561