FreeBSD/Linux Kernel Cross Reference
sys/i386/linux/linux.h
1 /*-
2 * Copyright (c) 1994-1996 Søren 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_H_
32 #define _I386_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_statfs64 {
221 l_int f_type;
222 l_int f_bsize;
223 uint64_t f_blocks;
224 uint64_t f_bfree;
225 uint64_t f_bavail;
226 uint64_t f_files;
227 uint64_t f_ffree;
228 l_fsid_t f_fsid;
229 l_int f_namelen;
230 l_int f_spare[6];
231 };
232
233 struct l_new_utsname {
234 char sysname[LINUX_MAX_UTSNAME];
235 char nodename[LINUX_MAX_UTSNAME];
236 char release[LINUX_MAX_UTSNAME];
237 char version[LINUX_MAX_UTSNAME];
238 char machine[LINUX_MAX_UTSNAME];
239 char domainname[LINUX_MAX_UTSNAME];
240 };
241
242 /*
243 * Signalling
244 */
245 #define LINUX_SIGHUP 1
246 #define LINUX_SIGINT 2
247 #define LINUX_SIGQUIT 3
248 #define LINUX_SIGILL 4
249 #define LINUX_SIGTRAP 5
250 #define LINUX_SIGABRT 6
251 #define LINUX_SIGIOT LINUX_SIGABRT
252 #define LINUX_SIGBUS 7
253 #define LINUX_SIGFPE 8
254 #define LINUX_SIGKILL 9
255 #define LINUX_SIGUSR1 10
256 #define LINUX_SIGSEGV 11
257 #define LINUX_SIGUSR2 12
258 #define LINUX_SIGPIPE 13
259 #define LINUX_SIGALRM 14
260 #define LINUX_SIGTERM 15
261 #define LINUX_SIGSTKFLT 16
262 #define LINUX_SIGCHLD 17
263 #define LINUX_SIGCONT 18
264 #define LINUX_SIGSTOP 19
265 #define LINUX_SIGTSTP 20
266 #define LINUX_SIGTTIN 21
267 #define LINUX_SIGTTOU 22
268 #define LINUX_SIGURG 23
269 #define LINUX_SIGXCPU 24
270 #define LINUX_SIGXFSZ 25
271 #define LINUX_SIGVTALRM 26
272 #define LINUX_SIGPROF 27
273 #define LINUX_SIGWINCH 28
274 #define LINUX_SIGIO 29
275 #define LINUX_SIGPOLL LINUX_SIGIO
276 #define LINUX_SIGPWR 30
277 #define LINUX_SIGSYS 31
278
279 #define LINUX_SIGTBLSZ 31
280 #define LINUX_NSIG_WORDS 2
281 #define LINUX_NBPW 32
282 #define LINUX_NSIG (LINUX_NBPW * LINUX_NSIG_WORDS)
283
284 /* sigaction flags */
285 #define LINUX_SA_NOCLDSTOP 0x00000001
286 #define LINUX_SA_NOCLDWAIT 0x00000002
287 #define LINUX_SA_SIGINFO 0x00000004
288 #define LINUX_SA_RESTORER 0x04000000
289 #define LINUX_SA_ONSTACK 0x08000000
290 #define LINUX_SA_RESTART 0x10000000
291 #define LINUX_SA_INTERRUPT 0x20000000
292 #define LINUX_SA_NOMASK 0x40000000
293 #define LINUX_SA_ONESHOT 0x80000000
294
295 /* sigprocmask actions */
296 #define LINUX_SIG_BLOCK 0
297 #define LINUX_SIG_UNBLOCK 1
298 #define LINUX_SIG_SETMASK 2
299
300 /* sigset_t macros */
301 #define LINUX_SIGEMPTYSET(set) (set).__bits[0] = (set).__bits[1] = 0
302 #define LINUX_SIGISMEMBER(set, sig) SIGISMEMBER(set, sig)
303 #define LINUX_SIGADDSET(set, sig) SIGADDSET(set, sig)
304
305 /* sigaltstack */
306 #define LINUX_MINSIGSTKSZ 2048
307 #define LINUX_SS_ONSTACK 1
308 #define LINUX_SS_DISABLE 2
309
310 int linux_to_bsd_sigaltstack(int lsa);
311 int bsd_to_linux_sigaltstack(int bsa);
312
313 typedef void (*l_handler_t)(l_int);
314 typedef l_ulong l_osigset_t;
315
316 typedef struct {
317 l_uint __bits[LINUX_NSIG_WORDS];
318 } l_sigset_t;
319
320 typedef struct {
321 l_handler_t lsa_handler;
322 l_osigset_t lsa_mask;
323 l_ulong lsa_flags;
324 void (*lsa_restorer)(void);
325 } l_osigaction_t;
326
327 typedef struct {
328 l_handler_t lsa_handler;
329 l_ulong lsa_flags;
330 void (*lsa_restorer)(void);
331 l_sigset_t lsa_mask;
332 } l_sigaction_t;
333
334 typedef struct {
335 void *ss_sp;
336 l_int ss_flags;
337 l_size_t ss_size;
338 } l_stack_t;
339
340 /* The Linux sigcontext, pretty much a standard 386 trapframe. */
341 struct l_sigcontext {
342 l_int sc_gs;
343 l_int sc_fs;
344 l_int sc_es;
345 l_int sc_ds;
346 l_int sc_edi;
347 l_int sc_esi;
348 l_int sc_ebp;
349 l_int sc_esp;
350 l_int sc_ebx;
351 l_int sc_edx;
352 l_int sc_ecx;
353 l_int sc_eax;
354 l_int sc_trapno;
355 l_int sc_err;
356 l_int sc_eip;
357 l_int sc_cs;
358 l_int sc_eflags;
359 l_int sc_esp_at_signal;
360 l_int sc_ss;
361 l_int sc_387;
362 l_int sc_mask;
363 l_int sc_cr2;
364 };
365
366 struct l_ucontext {
367 l_ulong uc_flags;
368 void *uc_link;
369 l_stack_t uc_stack;
370 struct l_sigcontext uc_mcontext;
371 l_sigset_t uc_sigmask;
372 };
373
374 #define LINUX_SI_MAX_SIZE 128
375 #define LINUX_SI_PAD_SIZE ((LINUX_SI_MAX_SIZE/sizeof(l_int)) - 3)
376
377 typedef struct l_siginfo {
378 l_int lsi_signo;
379 l_int lsi_errno;
380 l_int lsi_code;
381 union {
382 l_int _pad[LINUX_SI_PAD_SIZE];
383
384 struct {
385 l_pid_t _pid;
386 l_uid16_t _uid;
387 } _kill;
388
389 struct {
390 l_uint _timer1;
391 l_uint _timer2;
392 } _timer;
393
394 struct {
395 l_pid_t _pid; /* sender's pid */
396 l_uid16_t _uid; /* sender's uid */
397 union sigval _sigval;
398 } _rt;
399
400 struct {
401 l_pid_t _pid; /* which child */
402 l_uid16_t _uid; /* sender's uid */
403 l_int _status; /* exit code */
404 l_clock_t _utime;
405 l_clock_t _stime;
406 } _sigchld;
407
408 struct {
409 void *_addr; /* Faulting insn/memory ref. */
410 } _sigfault;
411
412 struct {
413 l_int _band; /* POLL_IN,POLL_OUT,POLL_MSG */
414 l_int _fd;
415 } _sigpoll;
416 } _sifields;
417 } l_siginfo_t;
418
419 #define lsi_pid _sifields._kill._pid
420 #define lsi_uid _sifields._kill._uid
421 #define lsi_status _sifields._sigchld._status
422 #define lsi_utime _sifields._sigchld._utime
423 #define lsi_stime _sifields._sigchld._stime
424 #define lsi_value _sifields._rt._sigval
425 #define lsi_int _sifields._rt._sigval.sival_int
426 #define lsi_ptr _sifields._rt._sigval.sival_ptr
427 #define lsi_addr _sifields._sigfault._addr
428 #define lsi_band _sifields._sigpoll._band
429 #define lsi_fd _sifields._sigpoll._fd
430
431 struct l_fpreg {
432 u_int16_t significand[4];
433 u_int16_t exponent;
434 };
435
436 struct l_fpxreg {
437 u_int16_t significand[4];
438 u_int16_t exponent;
439 u_int16_t padding[3];
440 };
441
442 struct l_xmmreg {
443 u_int32_t element[4];
444 };
445
446 struct l_fpstate {
447 /* Regular FPU environment */
448 u_int32_t cw;
449 u_int32_t sw;
450 u_int32_t tag;
451 u_int32_t ipoff;
452 u_int32_t cssel;
453 u_int32_t dataoff;
454 u_int32_t datasel;
455 struct l_fpreg _st[8];
456 u_int16_t status;
457 u_int16_t magic; /* 0xffff = regular FPU data */
458
459 /* FXSR FPU environment */
460 u_int32_t _fxsr_env[6]; /* env is ignored. */
461 u_int32_t mxcsr;
462 u_int32_t reserved;
463 struct l_fpxreg _fxsr_st[8]; /* reg data is ignored. */
464 struct l_xmmreg _xmm[8];
465 u_int32_t padding[56];
466 };
467
468 /*
469 * We make the stack look like Linux expects it when calling a signal
470 * handler, but use the BSD way of calling the handler and sigreturn().
471 * This means that we need to pass the pointer to the handler too.
472 * It is appended to the frame to not interfere with the rest of it.
473 */
474 struct l_sigframe {
475 l_int sf_sig;
476 struct l_sigcontext sf_sc;
477 struct l_fpstate sf_fpstate;
478 l_uint sf_extramask[LINUX_NSIG_WORDS-1];
479 l_handler_t sf_handler;
480 };
481
482 struct l_rt_sigframe {
483 l_int sf_sig;
484 l_siginfo_t *sf_siginfo;
485 struct l_ucontext *sf_ucontext;
486 l_siginfo_t sf_si;
487 struct l_ucontext sf_sc;
488 l_handler_t sf_handler;
489 };
490
491 extern int bsd_to_linux_signal[];
492 extern int linux_to_bsd_signal[];
493 extern struct sysentvec linux_sysvec;
494 extern struct sysentvec elf_linux_sysvec;
495
496 /*
497 * Pluggable ioctl handlers
498 */
499 struct linux_ioctl_args;
500 struct thread;
501
502 typedef int linux_ioctl_function_t(struct thread *, struct linux_ioctl_args *);
503
504 struct linux_ioctl_handler {
505 linux_ioctl_function_t *func;
506 int low, high;
507 };
508
509 int linux_ioctl_register_handler(struct linux_ioctl_handler *h);
510 int linux_ioctl_unregister_handler(struct linux_ioctl_handler *h);
511
512 /*
513 * open/fcntl flags
514 */
515 #define LINUX_O_RDONLY 00000000
516 #define LINUX_O_WRONLY 00000001
517 #define LINUX_O_RDWR 00000002
518 #define LINUX_O_ACCMODE 00000003
519 #define LINUX_O_CREAT 00000100
520 #define LINUX_O_EXCL 00000200
521 #define LINUX_O_NOCTTY 00000400
522 #define LINUX_O_TRUNC 00001000
523 #define LINUX_O_APPEND 00002000
524 #define LINUX_O_NONBLOCK 00004000
525 #define LINUX_O_NDELAY LINUX_O_NONBLOCK
526 #define LINUX_O_SYNC 00010000
527 #define LINUX_FASYNC 00020000
528 #define LINUX_O_DIRECT 00040000 /* Direct disk access hint */
529 #define LINUX_O_LARGEFILE 00100000
530 #define LINUX_O_DIRECTORY 00200000 /* Must be a directory */
531 #define LINUX_O_NOFOLLOW 00400000 /* Do not follow links */
532 #define LINUX_O_NOATIME 01000000
533
534 #define LINUX_F_DUPFD 0
535 #define LINUX_F_GETFD 1
536 #define LINUX_F_SETFD 2
537 #define LINUX_F_GETFL 3
538 #define LINUX_F_SETFL 4
539 #define LINUX_F_GETLK 5
540 #define LINUX_F_SETLK 6
541 #define LINUX_F_SETLKW 7
542 #define LINUX_F_SETOWN 8
543 #define LINUX_F_GETOWN 9
544
545 #define LINUX_F_GETLK64 12
546 #define LINUX_F_SETLK64 13
547 #define LINUX_F_SETLKW64 14
548
549 #define LINUX_F_RDLCK 0
550 #define LINUX_F_WRLCK 1
551 #define LINUX_F_UNLCK 2
552
553 #define LINUX_AT_FDCWD -100
554
555 /*
556 * mount flags
557 */
558 #define LINUX_MS_RDONLY 0x0001
559 #define LINUX_MS_NOSUID 0x0002
560 #define LINUX_MS_NODEV 0x0004
561 #define LINUX_MS_NOEXEC 0x0008
562 #define LINUX_MS_REMOUNT 0x0020
563
564 /*
565 * SystemV IPC defines
566 */
567 #define LINUX_SEMOP 1
568 #define LINUX_SEMGET 2
569 #define LINUX_SEMCTL 3
570 #define LINUX_MSGSND 11
571 #define LINUX_MSGRCV 12
572 #define LINUX_MSGGET 13
573 #define LINUX_MSGCTL 14
574 #define LINUX_SHMAT 21
575 #define LINUX_SHMDT 22
576 #define LINUX_SHMGET 23
577 #define LINUX_SHMCTL 24
578
579 #define LINUX_IPC_RMID 0
580 #define LINUX_IPC_SET 1
581 #define LINUX_IPC_STAT 2
582 #define LINUX_IPC_INFO 3
583
584 #define LINUX_SHM_LOCK 11
585 #define LINUX_SHM_UNLOCK 12
586 #define LINUX_SHM_STAT 13
587 #define LINUX_SHM_INFO 14
588
589 #define LINUX_SHM_RDONLY 0x1000
590 #define LINUX_SHM_RND 0x2000
591 #define LINUX_SHM_REMAP 0x4000
592
593 /* semctl commands */
594 #define LINUX_GETPID 11
595 #define LINUX_GETVAL 12
596 #define LINUX_GETALL 13
597 #define LINUX_GETNCNT 14
598 #define LINUX_GETZCNT 15
599 #define LINUX_SETVAL 16
600 #define LINUX_SETALL 17
601 #define LINUX_SEM_STAT 18
602 #define LINUX_SEM_INFO 19
603
604 union l_semun {
605 l_int val;
606 struct l_semid_ds *buf;
607 l_ushort *array;
608 struct l_seminfo *__buf;
609 void *__pad;
610 };
611
612 /*
613 * Socket defines
614 */
615 #define LINUX_SOCKET 1
616 #define LINUX_BIND 2
617 #define LINUX_CONNECT 3
618 #define LINUX_LISTEN 4
619 #define LINUX_ACCEPT 5
620 #define LINUX_GETSOCKNAME 6
621 #define LINUX_GETPEERNAME 7
622 #define LINUX_SOCKETPAIR 8
623 #define LINUX_SEND 9
624 #define LINUX_RECV 10
625 #define LINUX_SENDTO 11
626 #define LINUX_RECVFROM 12
627 #define LINUX_SHUTDOWN 13
628 #define LINUX_SETSOCKOPT 14
629 #define LINUX_GETSOCKOPT 15
630 #define LINUX_SENDMSG 16
631 #define LINUX_RECVMSG 17
632
633 #define LINUX_AF_UNSPEC 0
634 #define LINUX_AF_UNIX 1
635 #define LINUX_AF_INET 2
636 #define LINUX_AF_AX25 3
637 #define LINUX_AF_IPX 4
638 #define LINUX_AF_APPLETALK 5
639 #define LINUX_AF_INET6 10
640
641 #define LINUX_SOL_SOCKET 1
642 #define LINUX_SOL_IP 0
643 #define LINUX_SOL_IPX 256
644 #define LINUX_SOL_AX25 257
645 #define LINUX_SOL_TCP 6
646 #define LINUX_SOL_UDP 17
647
648 #define LINUX_SO_DEBUG 1
649 #define LINUX_SO_REUSEADDR 2
650 #define LINUX_SO_TYPE 3
651 #define LINUX_SO_ERROR 4
652 #define LINUX_SO_DONTROUTE 5
653 #define LINUX_SO_BROADCAST 6
654 #define LINUX_SO_SNDBUF 7
655 #define LINUX_SO_RCVBUF 8
656 #define LINUX_SO_KEEPALIVE 9
657 #define LINUX_SO_OOBINLINE 10
658 #define LINUX_SO_NO_CHECK 11
659 #define LINUX_SO_PRIORITY 12
660 #define LINUX_SO_LINGER 13
661 #define LINUX_SO_PEERCRED 17
662 #define LINUX_SO_RCVLOWAT 18
663 #define LINUX_SO_SNDLOWAT 19
664 #define LINUX_SO_RCVTIMEO 20
665 #define LINUX_SO_SNDTIMEO 21
666 #define LINUX_SO_TIMESTAMP 29
667 #define LINUX_SO_ACCEPTCONN 30
668
669 #define LINUX_IP_TOS 1
670 #define LINUX_IP_TTL 2
671 #define LINUX_IP_HDRINCL 3
672 #define LINUX_IP_OPTIONS 4
673
674 #define LINUX_IP_MULTICAST_IF 32
675 #define LINUX_IP_MULTICAST_TTL 33
676 #define LINUX_IP_MULTICAST_LOOP 34
677 #define LINUX_IP_ADD_MEMBERSHIP 35
678 #define LINUX_IP_DROP_MEMBERSHIP 36
679
680 struct l_sockaddr {
681 l_ushort sa_family;
682 char sa_data[14];
683 };
684
685 struct l_ifmap {
686 l_ulong mem_start;
687 l_ulong mem_end;
688 l_ushort base_addr;
689 u_char irq;
690 u_char dma;
691 u_char port;
692 };
693
694 #define LINUX_IFHWADDRLEN 6
695 #define LINUX_IFNAMSIZ 16
696
697 struct l_ifreq {
698 union {
699 char ifrn_name[LINUX_IFNAMSIZ];
700 } ifr_ifrn;
701
702 union {
703 struct l_sockaddr ifru_addr;
704 struct l_sockaddr ifru_dstaddr;
705 struct l_sockaddr ifru_broadaddr;
706 struct l_sockaddr ifru_netmask;
707 struct l_sockaddr ifru_hwaddr;
708 l_short ifru_flags[1];
709 l_int ifru_metric;
710 l_int ifru_mtu;
711 struct l_ifmap ifru_map;
712 char ifru_slave[LINUX_IFNAMSIZ];
713 l_caddr_t ifru_data;
714 } ifr_ifru;
715 };
716
717 #define ifr_name ifr_ifrn.ifrn_name /* Interface name */
718 #define ifr_hwaddr ifr_ifru.ifru_hwaddr /* MAC address */
719
720 /*
721 * poll()
722 */
723 #define LINUX_POLLIN 0x0001
724 #define LINUX_POLLPRI 0x0002
725 #define LINUX_POLLOUT 0x0004
726 #define LINUX_POLLERR 0x0008
727 #define LINUX_POLLHUP 0x0010
728 #define LINUX_POLLNVAL 0x0020
729 #define LINUX_POLLRDNORM 0x0040
730 #define LINUX_POLLRDBAND 0x0080
731 #define LINUX_POLLWRNORM 0x0100
732 #define LINUX_POLLWRBAND 0x0200
733 #define LINUX_POLLMSG 0x0400
734
735 struct l_pollfd {
736 l_int fd;
737 l_short events;
738 l_short revents;
739 };
740
741 struct l_user_desc {
742 l_uint entry_number;
743 l_uint base_addr;
744 l_uint limit;
745 l_uint seg_32bit:1;
746 l_uint contents:2;
747 l_uint read_exec_only:1;
748 l_uint limit_in_pages:1;
749 l_uint seg_not_present:1;
750 l_uint useable:1;
751 };
752
753 struct l_desc_struct {
754 unsigned long a, b;
755 };
756
757
758 #define LINUX_LOWERWORD 0x0000ffff
759
760 /*
761 * Macros which does the same thing as those in Linux include/asm-um/ldt-i386.h.
762 * These convert Linux user space descriptor to machine one.
763 */
764 #define LINUX_LDT_entry_a(info) \
765 ((((info)->base_addr & LINUX_LOWERWORD) << 16) | \
766 ((info)->limit & LINUX_LOWERWORD))
767
768 #define LINUX_ENTRY_B_READ_EXEC_ONLY 9
769 #define LINUX_ENTRY_B_CONTENTS 10
770 #define LINUX_ENTRY_B_SEG_NOT_PRESENT 15
771 #define LINUX_ENTRY_B_BASE_ADDR 16
772 #define LINUX_ENTRY_B_USEABLE 20
773 #define LINUX_ENTRY_B_SEG32BIT 22
774 #define LINUX_ENTRY_B_LIMIT 23
775
776 #define LINUX_LDT_entry_b(info) \
777 (((info)->base_addr & 0xff000000) | \
778 ((info)->limit & 0xf0000) | \
779 ((info)->contents << LINUX_ENTRY_B_CONTENTS) | \
780 (((info)->seg_not_present == 0) << LINUX_ENTRY_B_SEG_NOT_PRESENT) | \
781 (((info)->base_addr & 0x00ff0000) >> LINUX_ENTRY_B_BASE_ADDR) | \
782 (((info)->read_exec_only == 0) << LINUX_ENTRY_B_READ_EXEC_ONLY) | \
783 ((info)->seg_32bit << LINUX_ENTRY_B_SEG32BIT) | \
784 ((info)->useable << LINUX_ENTRY_B_USEABLE) | \
785 ((info)->limit_in_pages << LINUX_ENTRY_B_LIMIT) | 0x7000)
786
787 #define LINUX_LDT_empty(info) \
788 ((info)->base_addr == 0 && \
789 (info)->limit == 0 && \
790 (info)->contents == 0 && \
791 (info)->seg_not_present == 1 && \
792 (info)->read_exec_only == 1 && \
793 (info)->seg_32bit == 0 && \
794 (info)->limit_in_pages == 0 && \
795 (info)->useable == 0)
796
797 /*
798 * Macros for converting segments.
799 * They do the same as those in arch/i386/kernel/process.c in Linux.
800 */
801 #define LINUX_GET_BASE(desc) \
802 ((((desc)->a >> 16) & LINUX_LOWERWORD) | \
803 (((desc)->b << 16) & 0x00ff0000) | \
804 ((desc)->b & 0xff000000))
805
806 #define LINUX_GET_LIMIT(desc) \
807 (((desc)->a & LINUX_LOWERWORD) | \
808 ((desc)->b & 0xf0000))
809
810 #define LINUX_GET_32BIT(desc) \
811 (((desc)->b >> LINUX_ENTRY_B_SEG32BIT) & 1)
812 #define LINUX_GET_CONTENTS(desc) \
813 (((desc)->b >> LINUX_ENTRY_B_CONTENTS) & 3)
814 #define LINUX_GET_WRITABLE(desc) \
815 (((desc)->b >> LINUX_ENTRY_B_READ_EXEC_ONLY) & 1)
816 #define LINUX_GET_LIMIT_PAGES(desc) \
817 (((desc)->b >> LINUX_ENTRY_B_LIMIT) & 1)
818 #define LINUX_GET_PRESENT(desc) \
819 (((desc)->b >> LINUX_ENTRY_B_SEG_NOT_PRESENT) & 1)
820 #define LINUX_GET_USEABLE(desc) \
821 (((desc)->b >> LINUX_ENTRY_B_USEABLE) & 1)
822
823 #define LINUX_CLOCK_REALTIME 0
824 #define LINUX_CLOCK_MONOTONIC 1
825 #define LINUX_CLOCK_PROCESS_CPUTIME_ID 2
826 #define LINUX_CLOCK_THREAD_CPUTIME_ID 3
827 #define LINUX_CLOCK_REALTIME_HR 4
828 #define LINUX_CLOCK_MONOTONIC_HR 5
829
830 typedef int l_timer_t;
831 typedef int l_mqd_t;
832
833 #define LINUX_CLONE_VM 0x00000100
834 #define LINUX_CLONE_FS 0x00000200
835 #define LINUX_CLONE_FILES 0x00000400
836 #define LINUX_CLONE_SIGHAND 0x00000800
837 #define LINUX_CLONE_PID 0x00001000 /* No longer exist in Linux */
838 #define LINUX_CLONE_VFORK 0x00004000
839 #define LINUX_CLONE_PARENT 0x00008000
840 #define LINUX_CLONE_THREAD 0x00010000
841 #define LINUX_CLONE_SETTLS 0x00080000
842 #define LINUX_CLONE_PARENT_SETTID 0x00100000
843 #define LINUX_CLONE_CHILD_CLEARTID 0x00200000
844 #define LINUX_CLONE_CHILD_SETTID 0x01000000
845
846 #define LINUX_THREADING_FLAGS \
847 (LINUX_CLONE_VM | LINUX_CLONE_FS | LINUX_CLONE_FILES | \
848 LINUX_CLONE_SIGHAND | LINUX_CLONE_THREAD)
849
850 #endif /* !_I386_LINUX_H_ */
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