2 * Copyright (c) 1994-1996 Søren Schmidt
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
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
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.
28 * $FreeBSD: src/sys/i386/linux/linux.h,v 1.41.2.4 2003/01/06 09:19:43 fjoe Exp $
29 * $DragonFly: src/sys/emulation/linux/i386/linux.h,v 1.7 2004/01/08 18:39:18 asmodai Exp $
32 #ifndef _I386_LINUX_LINUX_H_
33 #define _I386_LINUX_LINUX_H_
35 #include <sys/signal.h> /* for sigval union */
37 #include "linux_syscall.h"
42 extern u_char linux_debug_map[];
43 #define ldebug(name) isclr(linux_debug_map, LINUX_SYS_linux_ ## name)
44 #define ARGS(nm, fmt) "linux(%ld): "#nm"("fmt")\n", (long)(curthread->td_proc ? curthread->td_proc->p_pid : -1)
45 #define LMSG(fmt) "linux(%ld): "fmt"\n", (long)(curthread->td_proc ? curthread->td_proc->p_pid : -1)
48 MALLOC_DECLARE(M_LINUX);
52 * Provide a separate set of types for the Linux types.
55 typedef int32_t l_long;
56 typedef int64_t l_longlong;
57 typedef short l_short;
58 typedef unsigned int l_uint;
59 typedef uint32_t l_ulong;
60 typedef uint64_t l_ulonglong;
61 typedef unsigned short l_ushort;
63 typedef char *l_caddr_t;
64 typedef l_long l_clock_t;
65 typedef l_int l_daddr_t;
66 typedef l_ushort l_dev_t;
67 typedef l_uint l_gid_t;
68 typedef l_ushort l_gid16_t;
69 typedef l_ulong l_ino_t;
70 typedef l_int l_key_t;
71 typedef l_longlong l_loff_t;
72 typedef l_ushort l_mode_t;
73 typedef l_long l_off_t;
74 typedef l_int l_pid_t;
75 typedef l_uint l_size_t;
76 typedef l_long l_suseconds_t;
77 typedef l_long l_time_t;
78 typedef l_uint l_uid_t;
79 typedef l_ushort l_uid16_t;
87 l_suseconds_t tv_usec;
90 #define l_fd_set fd_set
95 #define LINUX_NAME_MAX 255
96 #define LINUX_MAX_UTSNAME 65
98 #define LINUX_CTL_MAXNAME 10
100 struct l___sysctl_args
111 /* Scheduling policies */
112 #define LINUX_SCHED_OTHER 0
113 #define LINUX_SCHED_FIFO 1
114 #define LINUX_SCHED_RR 2
116 /* Resource limits */
117 #define LINUX_RLIMIT_CPU 0
118 #define LINUX_RLIMIT_FSIZE 1
119 #define LINUX_RLIMIT_DATA 2
120 #define LINUX_RLIMIT_STACK 3
121 #define LINUX_RLIMIT_CORE 4
122 #define LINUX_RLIMIT_RSS 5
123 #define LINUX_RLIMIT_NPROC 6
124 #define LINUX_RLIMIT_NOFILE 7
125 #define LINUX_RLIMIT_MEMLOCK 8
126 #define LINUX_RLIMIT_AS 9 /* address space limit */
128 #define LINUX_RLIM_NLIMITS 10
136 #define LINUX_MAP_SHARED 0x0001
137 #define LINUX_MAP_PRIVATE 0x0002
138 #define LINUX_MAP_FIXED 0x0010
139 #define LINUX_MAP_ANON 0x0020
140 #define LINUX_MAP_GROWSDOWN 0x0100
143 * stat family of syscalls
163 struct l_timespec st_atimespec;
164 struct l_timespec st_mtimespec;
165 struct l_timespec st_ctimespec;
184 struct l_timespec st_atimespec;
185 struct l_timespec st_mtimespec;
186 struct l_timespec st_ctimespec;
190 struct l_new_utsname {
191 char sysname[LINUX_MAX_UTSNAME];
192 char nodename[LINUX_MAX_UTSNAME];
193 char release[LINUX_MAX_UTSNAME];
194 char version[LINUX_MAX_UTSNAME];
195 char machine[LINUX_MAX_UTSNAME];
196 char domainname[LINUX_MAX_UTSNAME];
202 #define LINUX_SIGHUP 1
203 #define LINUX_SIGINT 2
204 #define LINUX_SIGQUIT 3
205 #define LINUX_SIGILL 4
206 #define LINUX_SIGTRAP 5
207 #define LINUX_SIGABRT 6
208 #define LINUX_SIGIOT LINUX_SIGABRT
209 #define LINUX_SIGBUS 7
210 #define LINUX_SIGFPE 8
211 #define LINUX_SIGKILL 9
212 #define LINUX_SIGUSR1 10
213 #define LINUX_SIGSEGV 11
214 #define LINUX_SIGUSR2 12
215 #define LINUX_SIGPIPE 13
216 #define LINUX_SIGALRM 14
217 #define LINUX_SIGTERM 15
218 #define LINUX_SIGSTKFLT 16
219 #define LINUX_SIGCHLD 17
220 #define LINUX_SIGCONT 18
221 #define LINUX_SIGSTOP 19
222 #define LINUX_SIGTSTP 20
223 #define LINUX_SIGTTIN 21
224 #define LINUX_SIGTTOU 22
225 #define LINUX_SIGURG 23
226 #define LINUX_SIGXCPU 24
227 #define LINUX_SIGXFSZ 25
228 #define LINUX_SIGVTALRM 26
229 #define LINUX_SIGPROF 27
230 #define LINUX_SIGWINCH 28
231 #define LINUX_SIGIO 29
232 #define LINUX_SIGPOLL LINUX_SIGIO
233 #define LINUX_SIGPWR 30
234 #define LINUX_SIGUNUSED 31
236 #define LINUX_SIGTBLSZ 31
237 #define LINUX_NSIG_WORDS 2
238 #define LINUX_NBPW 32
239 #define LINUX_NSIG (LINUX_NBPW * LINUX_NSIG_WORDS)
241 /* sigaction flags */
242 #define LINUX_SA_NOCLDSTOP 0x00000001
243 #define LINUX_SA_NOCLDWAIT 0x00000002
244 #define LINUX_SA_SIGINFO 0x00000004
245 #define LINUX_SA_RESTORER 0x04000000
246 #define LINUX_SA_ONSTACK 0x08000000
247 #define LINUX_SA_RESTART 0x10000000
248 #define LINUX_SA_INTERRUPT 0x20000000
249 #define LINUX_SA_NOMASK 0x40000000
250 #define LINUX_SA_ONESHOT 0x80000000
252 /* sigprocmask actions */
253 #define LINUX_SIG_BLOCK 0
254 #define LINUX_SIG_UNBLOCK 1
255 #define LINUX_SIG_SETMASK 2
257 /* sigset_t macros */
258 #define LINUX_SIGEMPTYSET(set) (set).__bits[0] = (set).__bits[1] = 0
259 #define LINUX_SIGISMEMBER(set, sig) SIGISMEMBER(set, sig)
260 #define LINUX_SIGADDSET(set, sig) SIGADDSET(set, sig)
263 #define LINUX_MINSIGSTKSZ 2048
264 #define LINUX_SS_ONSTACK 1
265 #define LINUX_SS_DISABLE 2
267 int linux_to_bsd_sigaltstack(int lsa);
268 int bsd_to_linux_sigaltstack(int bsa);
270 typedef void (*l_handler_t)(l_int);
271 typedef l_ulong l_osigset_t;
274 l_uint __bits[LINUX_NSIG_WORDS];
278 l_handler_t lsa_handler;
279 l_osigset_t lsa_mask;
281 void (*lsa_restorer)(void);
285 l_handler_t lsa_handler;
287 void (*lsa_restorer)(void);
297 /* The Linux sigcontext, pretty much a standard 386 trapframe. */
298 struct l_sigcontext {
316 l_int sc_esp_at_signal;
327 struct l_sigcontext uc_mcontext;
328 l_sigset_t uc_sigmask;
331 #define LINUX_SI_MAX_SIZE 128
332 #define LINUX_SI_PAD_SIZE ((LINUX_SI_MAX_SIZE/sizeof(l_int)) - 3)
334 typedef struct l_siginfo {
339 l_int _pad[LINUX_SI_PAD_SIZE];
352 l_pid_t _pid; /* sender's pid */
353 l_uid16_t _uid; /* sender's uid */
354 union sigval _sigval;
358 l_pid_t _pid; /* which child */
359 l_uid16_t _uid; /* sender's uid */
360 l_int _status; /* exit code */
366 void *_addr; /* faulting insn/memory ref. */
370 l_int _band; /* POLL_IN,POLL_OUT,POLL_MSG */
376 #define lsi_pid _sifields._kill._pid
377 #define lsi_uid _sifields._kill._uid
378 #define lsi_status _sifields._sigchld._status
379 #define lsi_utime _sifields._sigchld._utime
380 #define lsi_stime _sifields._sigchld._stime
381 #define lsi_value _sifields._rt._sigval
382 #define lsi_int _sifields._rt._sigval.sival_int
383 #define lsi_ptr _sifields._rt._sigval.sival_ptr
384 #define lsi_addr _sifields._sigfault._addr
385 #define lsi_band _sifields._sigpoll._band
386 #define lsi_fd _sifields._sigpoll._fd
389 u_int16_t significand[4];
394 u_int16_t significand[4];
396 u_int16_t padding[3];
400 u_int32_t element[4];
404 /* Regular FPU environment */
412 struct l_fpreg _st[8];
414 u_int16_t magic; /* 0xffff = regular FPU data */
416 /* FXSR FPU environment */
417 u_int32_t _fxsr_env[6]; /* env is ignored */
420 struct l_fpxreg _fxsr_st[8]; /* reg data is ignored */
421 struct l_xmmreg _xmm[8];
422 u_int32_t padding[56];
426 * We make the stack look like Linux expects it when calling a signal
427 * handler, but use the BSD way of calling the handler and sigreturn().
428 * This means that we need to pass the pointer to the handler too.
429 * It is appended to the frame to not interfere with the rest of it.
433 struct l_sigcontext sf_sc;
434 struct l_fpstate sf_fpstate;
435 l_uint sf_extramask[LINUX_NSIG_WORDS-1];
436 l_handler_t sf_handler;
439 struct l_rt_sigframe {
441 l_siginfo_t *sf_siginfo;
442 struct l_ucontext *sf_ucontext;
444 struct l_ucontext sf_sc;
445 l_handler_t sf_handler;
448 extern int bsd_to_linux_signal[];
449 extern int linux_to_bsd_signal[];
450 extern struct sysentvec linux_sysvec;
451 extern struct sysentvec elf_linux_sysvec;
454 * Pluggable ioctl handlers
456 struct linux_ioctl_args;
459 typedef int linux_ioctl_function_t(struct thread *, struct linux_ioctl_args *);
461 struct linux_ioctl_handler {
462 linux_ioctl_function_t *func;
466 int linux_ioctl_register_handler(struct linux_ioctl_handler *h);
467 int linux_ioctl_unregister_handler(struct linux_ioctl_handler *h);
472 #define LINUX_O_RDONLY 00
473 #define LINUX_O_WRONLY 01
474 #define LINUX_O_RDWR 02
475 #define LINUX_O_CREAT 0100
476 #define LINUX_O_EXCL 0200
477 #define LINUX_O_NOCTTY 0400
478 #define LINUX_O_TRUNC 01000
479 #define LINUX_O_APPEND 02000
480 #define LINUX_O_NONBLOCK 04000
481 #define LINUX_O_NDELAY LINUX_O_NONBLOCK
482 #define LINUX_O_SYNC 010000
483 #define LINUX_FASYNC 020000
485 #define LINUX_F_DUPFD 0
486 #define LINUX_F_GETFD 1
487 #define LINUX_F_SETFD 2
488 #define LINUX_F_GETFL 3
489 #define LINUX_F_SETFL 4
490 #define LINUX_F_GETLK 5
491 #define LINUX_F_SETLK 6
492 #define LINUX_F_SETLKW 7
493 #define LINUX_F_SETOWN 8
494 #define LINUX_F_GETOWN 9
496 #define LINUX_F_GETLK64 12
497 #define LINUX_F_SETLK64 13
498 #define LINUX_F_SETLKW64 14
500 #define LINUX_F_RDLCK 0
501 #define LINUX_F_WRLCK 1
502 #define LINUX_F_UNLCK 2
507 #define LINUX_MS_RDONLY 0x0001
508 #define LINUX_MS_NOSUID 0x0002
509 #define LINUX_MS_NODEV 0x0004
510 #define LINUX_MS_NOEXEC 0x0008
511 #define LINUX_MS_REMOUNT 0x0020
514 * SystemV IPC defines
516 #define LINUX_SEMOP 1
517 #define LINUX_SEMGET 2
518 #define LINUX_SEMCTL 3
519 #define LINUX_MSGSND 11
520 #define LINUX_MSGRCV 12
521 #define LINUX_MSGGET 13
522 #define LINUX_MSGCTL 14
523 #define LINUX_SHMAT 21
524 #define LINUX_SHMDT 22
525 #define LINUX_SHMGET 23
526 #define LINUX_SHMCTL 24
528 #define LINUX_IPC_RMID 0
529 #define LINUX_IPC_SET 1
530 #define LINUX_IPC_STAT 2
531 #define LINUX_IPC_INFO 3
533 #define LINUX_SHM_LOCK 11
534 #define LINUX_SHM_UNLOCK 12
535 #define LINUX_SHM_STAT 13
536 #define LINUX_SHM_INFO 14
538 #define LINUX_SHM_RDONLY 0x1000
539 #define LINUX_SHM_RND 0x2000
540 #define LINUX_SHM_REMAP 0x4000
542 /* semctl commands */
543 #define LINUX_GETPID 11
544 #define LINUX_GETVAL 12
545 #define LINUX_GETALL 13
546 #define LINUX_GETNCNT 14
547 #define LINUX_GETZCNT 15
548 #define LINUX_SETVAL 16
549 #define LINUX_SETALL 17
550 #define LINUX_SEM_STAT 18
551 #define LINUX_SEM_INFO 19
555 struct l_semid_ds *buf;
557 struct l_seminfo *__buf;
564 #define LINUX_SOCKET 1
566 #define LINUX_CONNECT 3
567 #define LINUX_LISTEN 4
568 #define LINUX_ACCEPT 5
569 #define LINUX_GETSOCKNAME 6
570 #define LINUX_GETPEERNAME 7
571 #define LINUX_SOCKETPAIR 8
573 #define LINUX_RECV 10
574 #define LINUX_SENDTO 11
575 #define LINUX_RECVFROM 12
576 #define LINUX_SHUTDOWN 13
577 #define LINUX_SETSOCKOPT 14
578 #define LINUX_GETSOCKOPT 15
579 #define LINUX_SENDMSG 16
580 #define LINUX_RECVMSG 17
582 #define LINUX_AF_UNSPEC 0
583 #define LINUX_AF_UNIX 1
584 #define LINUX_AF_INET 2
585 #define LINUX_AF_AX25 3
586 #define LINUX_AF_IPX 4
587 #define LINUX_AF_APPLETALK 5
589 #define LINUX_SOL_SOCKET 1
590 #define LINUX_SOL_IP 0
591 #define LINUX_SOL_IPX 256
592 #define LINUX_SOL_AX25 257
593 #define LINUX_SOL_TCP 6
594 #define LINUX_SOL_UDP 17
596 #define LINUX_SO_DEBUG 1
597 #define LINUX_SO_REUSEADDR 2
598 #define LINUX_SO_TYPE 3
599 #define LINUX_SO_ERROR 4
600 #define LINUX_SO_DONTROUTE 5
601 #define LINUX_SO_BROADCAST 6
602 #define LINUX_SO_SNDBUF 7
603 #define LINUX_SO_RCVBUF 8
604 #define LINUX_SO_KEEPALIVE 9
605 #define LINUX_SO_OOBINLINE 10
606 #define LINUX_SO_NO_CHECK 11
607 #define LINUX_SO_PRIORITY 12
608 #define LINUX_SO_LINGER 13
610 #define LINUX_IP_TOS 1
611 #define LINUX_IP_TTL 2
612 #define LINUX_IP_HDRINCL 3
613 #define LINUX_IP_OPTIONS 4
615 #define LINUX_IP_MULTICAST_IF 32
616 #define LINUX_IP_MULTICAST_TTL 33
617 #define LINUX_IP_MULTICAST_LOOP 34
618 #define LINUX_IP_ADD_MEMBERSHIP 35
619 #define LINUX_IP_DROP_MEMBERSHIP 36
635 #define LINUX_IFHWADDRLEN 6
636 #define LINUX_IFNAMSIZ 16
640 char ifrn_name[LINUX_IFNAMSIZ];
644 struct l_sockaddr ifru_addr;
645 struct l_sockaddr ifru_dstaddr;
646 struct l_sockaddr ifru_broadaddr;
647 struct l_sockaddr ifru_netmask;
648 struct l_sockaddr ifru_hwaddr;
649 l_short ifru_flags[1];
652 struct l_ifmap ifru_map;
653 char ifru_slave[LINUX_IFNAMSIZ];
658 #define ifr_name ifr_ifrn.ifrn_name /* interface name */
659 #define ifr_hwaddr ifr_ifru.ifru_hwaddr /* MAC address */
664 #define LINUX_POLLIN 0x0001
665 #define LINUX_POLLPRI 0x0002
666 #define LINUX_POLLOUT 0x0004
667 #define LINUX_POLLERR 0x0008
668 #define LINUX_POLLHUP 0x0010
669 #define LINUX_POLLNVAL 0x0020
670 #define LINUX_POLLRDNORM 0x0040
671 #define LINUX_POLLRDBAND 0x0080
672 #define LINUX_POLLWRNORM 0x0100
673 #define LINUX_POLLWRBAND 0x0200
674 #define LINUX_POLLMSG 0x0400
682 #endif /* !_I386_LINUX_LINUX_H_ */