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 #define LINUX_AT_COUNT 16 /* Count of used aux entry types.
104 * Keep this synchronized with
105 * elf_linux_fixup() code.
106 */
107 struct l___sysctl_args
108 {
109 l_int *name;
110 l_int nlen;
111 void *oldval;
112 l_size_t *oldlenp;
113 void *newval;
114 l_size_t newlen;
115 l_ulong __spare[4];
116 };
117
118 /* Scheduling policies */
119 #define LINUX_SCHED_OTHER 0
120 #define LINUX_SCHED_FIFO 1
121 #define LINUX_SCHED_RR 2
122
123 /* Resource limits */
124 #define LINUX_RLIMIT_CPU 0
125 #define LINUX_RLIMIT_FSIZE 1
126 #define LINUX_RLIMIT_DATA 2
127 #define LINUX_RLIMIT_STACK 3
128 #define LINUX_RLIMIT_CORE 4
129 #define LINUX_RLIMIT_RSS 5
130 #define LINUX_RLIMIT_NPROC 6
131 #define LINUX_RLIMIT_NOFILE 7
132 #define LINUX_RLIMIT_MEMLOCK 8
133 #define LINUX_RLIMIT_AS 9 /* Address space limit */
134
135 #define LINUX_RLIM_NLIMITS 10
136
137 struct l_rlimit {
138 l_ulong rlim_cur;
139 l_ulong rlim_max;
140 };
141
142 /* mmap options */
143 #define LINUX_MAP_SHARED 0x0001
144 #define LINUX_MAP_PRIVATE 0x0002
145 #define LINUX_MAP_FIXED 0x0010
146 #define LINUX_MAP_ANON 0x0020
147 #define LINUX_MAP_GROWSDOWN 0x0100
148
149 struct l_mmap_argv {
150 l_uintptr_t addr;
151 l_size_t len;
152 l_int prot;
153 l_int flags;
154 l_int fd;
155 l_off_t pgoff;
156 } __packed;
157
158 /*
159 * stat family of syscalls
160 */
161 struct l_timespec {
162 l_time_t tv_sec;
163 l_long tv_nsec;
164 };
165
166 struct l_newstat {
167 l_ushort st_dev;
168 l_ushort __pad1;
169 l_ulong st_ino;
170 l_ushort st_mode;
171 l_ushort st_nlink;
172 l_ushort st_uid;
173 l_ushort st_gid;
174 l_ushort st_rdev;
175 l_ushort __pad2;
176 l_ulong st_size;
177 l_ulong st_blksize;
178 l_ulong st_blocks;
179 struct l_timespec st_atimespec;
180 struct l_timespec st_mtimespec;
181 struct l_timespec st_ctimespec;
182 l_ulong __unused4;
183 l_ulong __unused5;
184 };
185
186 struct l_stat {
187 l_ushort st_dev;
188 l_ulong st_ino;
189 l_ushort st_mode;
190 l_ushort st_nlink;
191 l_ushort st_uid;
192 l_ushort st_gid;
193 l_ushort st_rdev;
194 l_long st_size;
195 struct l_timespec st_atimespec;
196 struct l_timespec st_mtimespec;
197 struct l_timespec st_ctimespec;
198 l_long st_blksize;
199 l_long st_blocks;
200 l_ulong st_flags;
201 l_ulong st_gen;
202 };
203
204 struct l_stat64 {
205 l_ushort st_dev;
206 u_char __pad0[10];
207 l_ulong __st_ino;
208 l_uint st_mode;
209 l_uint st_nlink;
210 l_ulong st_uid;
211 l_ulong st_gid;
212 l_ushort st_rdev;
213 u_char __pad3[10];
214 l_longlong st_size;
215 l_ulong st_blksize;
216 l_ulong st_blocks;
217 l_ulong __pad4;
218 struct l_timespec st_atimespec;
219 struct l_timespec st_mtimespec;
220 struct l_timespec st_ctimespec;
221 l_ulonglong st_ino;
222 };
223
224 struct l_statfs64 {
225 l_int f_type;
226 l_int f_bsize;
227 uint64_t f_blocks;
228 uint64_t f_bfree;
229 uint64_t f_bavail;
230 uint64_t f_files;
231 uint64_t f_ffree;
232 l_fsid_t f_fsid;
233 l_int f_namelen;
234 l_int f_spare[6];
235 };
236
237 struct l_new_utsname {
238 char sysname[LINUX_MAX_UTSNAME];
239 char nodename[LINUX_MAX_UTSNAME];
240 char release[LINUX_MAX_UTSNAME];
241 char version[LINUX_MAX_UTSNAME];
242 char machine[LINUX_MAX_UTSNAME];
243 char domainname[LINUX_MAX_UTSNAME];
244 };
245
246 /*
247 * Signalling
248 */
249 #define LINUX_SIGHUP 1
250 #define LINUX_SIGINT 2
251 #define LINUX_SIGQUIT 3
252 #define LINUX_SIGILL 4
253 #define LINUX_SIGTRAP 5
254 #define LINUX_SIGABRT 6
255 #define LINUX_SIGIOT LINUX_SIGABRT
256 #define LINUX_SIGBUS 7
257 #define LINUX_SIGFPE 8
258 #define LINUX_SIGKILL 9
259 #define LINUX_SIGUSR1 10
260 #define LINUX_SIGSEGV 11
261 #define LINUX_SIGUSR2 12
262 #define LINUX_SIGPIPE 13
263 #define LINUX_SIGALRM 14
264 #define LINUX_SIGTERM 15
265 #define LINUX_SIGSTKFLT 16
266 #define LINUX_SIGCHLD 17
267 #define LINUX_SIGCONT 18
268 #define LINUX_SIGSTOP 19
269 #define LINUX_SIGTSTP 20
270 #define LINUX_SIGTTIN 21
271 #define LINUX_SIGTTOU 22
272 #define LINUX_SIGURG 23
273 #define LINUX_SIGXCPU 24
274 #define LINUX_SIGXFSZ 25
275 #define LINUX_SIGVTALRM 26
276 #define LINUX_SIGPROF 27
277 #define LINUX_SIGWINCH 28
278 #define LINUX_SIGIO 29
279 #define LINUX_SIGPOLL LINUX_SIGIO
280 #define LINUX_SIGPWR 30
281 #define LINUX_SIGSYS 31
282
283 #define LINUX_SIGTBLSZ 31
284 #define LINUX_NSIG_WORDS 2
285 #define LINUX_NBPW 32
286 #define LINUX_NSIG (LINUX_NBPW * LINUX_NSIG_WORDS)
287
288 /* sigaction flags */
289 #define LINUX_SA_NOCLDSTOP 0x00000001
290 #define LINUX_SA_NOCLDWAIT 0x00000002
291 #define LINUX_SA_SIGINFO 0x00000004
292 #define LINUX_SA_RESTORER 0x04000000
293 #define LINUX_SA_ONSTACK 0x08000000
294 #define LINUX_SA_RESTART 0x10000000
295 #define LINUX_SA_INTERRUPT 0x20000000
296 #define LINUX_SA_NOMASK 0x40000000
297 #define LINUX_SA_ONESHOT 0x80000000
298
299 /* sigprocmask actions */
300 #define LINUX_SIG_BLOCK 0
301 #define LINUX_SIG_UNBLOCK 1
302 #define LINUX_SIG_SETMASK 2
303
304 /* sigset_t macros */
305 #define LINUX_SIGEMPTYSET(set) (set).__bits[0] = (set).__bits[1] = 0
306 #define LINUX_SIGISMEMBER(set, sig) SIGISMEMBER(set, sig)
307 #define LINUX_SIGADDSET(set, sig) SIGADDSET(set, sig)
308
309 /* sigaltstack */
310 #define LINUX_MINSIGSTKSZ 2048
311 #define LINUX_SS_ONSTACK 1
312 #define LINUX_SS_DISABLE 2
313
314 int linux_to_bsd_sigaltstack(int lsa);
315 int bsd_to_linux_sigaltstack(int bsa);
316
317 typedef void (*l_handler_t)(l_int);
318 typedef l_ulong l_osigset_t;
319
320 typedef struct {
321 l_uint __bits[LINUX_NSIG_WORDS];
322 } l_sigset_t;
323
324 typedef struct {
325 l_handler_t lsa_handler;
326 l_osigset_t lsa_mask;
327 l_ulong lsa_flags;
328 void (*lsa_restorer)(void);
329 } l_osigaction_t;
330
331 typedef struct {
332 l_handler_t lsa_handler;
333 l_ulong lsa_flags;
334 void (*lsa_restorer)(void);
335 l_sigset_t lsa_mask;
336 } l_sigaction_t;
337
338 typedef struct {
339 void *ss_sp;
340 l_int ss_flags;
341 l_size_t ss_size;
342 } l_stack_t;
343
344 /* The Linux sigcontext, pretty much a standard 386 trapframe. */
345 struct l_sigcontext {
346 l_int sc_gs;
347 l_int sc_fs;
348 l_int sc_es;
349 l_int sc_ds;
350 l_int sc_edi;
351 l_int sc_esi;
352 l_int sc_ebp;
353 l_int sc_esp;
354 l_int sc_ebx;
355 l_int sc_edx;
356 l_int sc_ecx;
357 l_int sc_eax;
358 l_int sc_trapno;
359 l_int sc_err;
360 l_int sc_eip;
361 l_int sc_cs;
362 l_int sc_eflags;
363 l_int sc_esp_at_signal;
364 l_int sc_ss;
365 l_int sc_387;
366 l_int sc_mask;
367 l_int sc_cr2;
368 };
369
370 struct l_ucontext {
371 l_ulong uc_flags;
372 void *uc_link;
373 l_stack_t uc_stack;
374 struct l_sigcontext uc_mcontext;
375 l_sigset_t uc_sigmask;
376 };
377
378 #define LINUX_SI_MAX_SIZE 128
379 #define LINUX_SI_PAD_SIZE ((LINUX_SI_MAX_SIZE/sizeof(l_int)) - 3)
380
381 typedef struct l_siginfo {
382 l_int lsi_signo;
383 l_int lsi_errno;
384 l_int lsi_code;
385 union {
386 l_int _pad[LINUX_SI_PAD_SIZE];
387
388 struct {
389 l_pid_t _pid;
390 l_uid16_t _uid;
391 } _kill;
392
393 struct {
394 l_uint _timer1;
395 l_uint _timer2;
396 } _timer;
397
398 struct {
399 l_pid_t _pid; /* sender's pid */
400 l_uid16_t _uid; /* sender's uid */
401 union sigval _sigval;
402 } _rt;
403
404 struct {
405 l_pid_t _pid; /* which child */
406 l_uid16_t _uid; /* sender's uid */
407 l_int _status; /* exit code */
408 l_clock_t _utime;
409 l_clock_t _stime;
410 } _sigchld;
411
412 struct {
413 void *_addr; /* Faulting insn/memory ref. */
414 } _sigfault;
415
416 struct {
417 l_int _band; /* POLL_IN,POLL_OUT,POLL_MSG */
418 l_int _fd;
419 } _sigpoll;
420 } _sifields;
421 } l_siginfo_t;
422
423 #define lsi_pid _sifields._kill._pid
424 #define lsi_uid _sifields._kill._uid
425 #define lsi_status _sifields._sigchld._status
426 #define lsi_utime _sifields._sigchld._utime
427 #define lsi_stime _sifields._sigchld._stime
428 #define lsi_value _sifields._rt._sigval
429 #define lsi_int _sifields._rt._sigval.sival_int
430 #define lsi_ptr _sifields._rt._sigval.sival_ptr
431 #define lsi_addr _sifields._sigfault._addr
432 #define lsi_band _sifields._sigpoll._band
433 #define lsi_fd _sifields._sigpoll._fd
434
435 struct l_fpreg {
436 u_int16_t significand[4];
437 u_int16_t exponent;
438 };
439
440 struct l_fpxreg {
441 u_int16_t significand[4];
442 u_int16_t exponent;
443 u_int16_t padding[3];
444 };
445
446 struct l_xmmreg {
447 u_int32_t element[4];
448 };
449
450 struct l_fpstate {
451 /* Regular FPU environment */
452 u_int32_t cw;
453 u_int32_t sw;
454 u_int32_t tag;
455 u_int32_t ipoff;
456 u_int32_t cssel;
457 u_int32_t dataoff;
458 u_int32_t datasel;
459 struct l_fpreg _st[8];
460 u_int16_t status;
461 u_int16_t magic; /* 0xffff = regular FPU data */
462
463 /* FXSR FPU environment */
464 u_int32_t _fxsr_env[6]; /* env is ignored. */
465 u_int32_t mxcsr;
466 u_int32_t reserved;
467 struct l_fpxreg _fxsr_st[8]; /* reg data is ignored. */
468 struct l_xmmreg _xmm[8];
469 u_int32_t padding[56];
470 };
471
472 /*
473 * We make the stack look like Linux expects it when calling a signal
474 * handler, but use the BSD way of calling the handler and sigreturn().
475 * This means that we need to pass the pointer to the handler too.
476 * It is appended to the frame to not interfere with the rest of it.
477 */
478 struct l_sigframe {
479 l_int sf_sig;
480 struct l_sigcontext sf_sc;
481 struct l_fpstate sf_fpstate;
482 l_uint sf_extramask[LINUX_NSIG_WORDS-1];
483 l_handler_t sf_handler;
484 };
485
486 struct l_rt_sigframe {
487 l_int sf_sig;
488 l_siginfo_t *sf_siginfo;
489 struct l_ucontext *sf_ucontext;
490 l_siginfo_t sf_si;
491 struct l_ucontext sf_sc;
492 l_handler_t sf_handler;
493 };
494
495 extern int bsd_to_linux_signal[];
496 extern int linux_to_bsd_signal[];
497 extern struct sysentvec linux_sysvec;
498 extern struct sysentvec elf_linux_sysvec;
499
500 /*
501 * Pluggable ioctl handlers
502 */
503 struct linux_ioctl_args;
504 struct thread;
505
506 typedef int linux_ioctl_function_t(struct thread *, struct linux_ioctl_args *);
507
508 struct linux_ioctl_handler {
509 linux_ioctl_function_t *func;
510 int low, high;
511 };
512
513 int linux_ioctl_register_handler(struct linux_ioctl_handler *h);
514 int linux_ioctl_unregister_handler(struct linux_ioctl_handler *h);
515
516 /*
517 * open/fcntl flags
518 */
519 #define LINUX_O_RDONLY 00000000
520 #define LINUX_O_WRONLY 00000001
521 #define LINUX_O_RDWR 00000002
522 #define LINUX_O_ACCMODE 00000003
523 #define LINUX_O_CREAT 00000100
524 #define LINUX_O_EXCL 00000200
525 #define LINUX_O_NOCTTY 00000400
526 #define LINUX_O_TRUNC 00001000
527 #define LINUX_O_APPEND 00002000
528 #define LINUX_O_NONBLOCK 00004000
529 #define LINUX_O_NDELAY LINUX_O_NONBLOCK
530 #define LINUX_O_SYNC 00010000
531 #define LINUX_FASYNC 00020000
532 #define LINUX_O_DIRECT 00040000 /* Direct disk access hint */
533 #define LINUX_O_LARGEFILE 00100000
534 #define LINUX_O_DIRECTORY 00200000 /* Must be a directory */
535 #define LINUX_O_NOFOLLOW 00400000 /* Do not follow links */
536 #define LINUX_O_NOATIME 01000000
537 #define LINUX_O_CLOEXEC 02000000
538
539 #define LINUX_F_DUPFD 0
540 #define LINUX_F_GETFD 1
541 #define LINUX_F_SETFD 2
542 #define LINUX_F_GETFL 3
543 #define LINUX_F_SETFL 4
544 #define LINUX_F_GETLK 5
545 #define LINUX_F_SETLK 6
546 #define LINUX_F_SETLKW 7
547 #define LINUX_F_SETOWN 8
548 #define LINUX_F_GETOWN 9
549
550 #define LINUX_F_GETLK64 12
551 #define LINUX_F_SETLK64 13
552 #define LINUX_F_SETLKW64 14
553
554 #define LINUX_F_RDLCK 0
555 #define LINUX_F_WRLCK 1
556 #define LINUX_F_UNLCK 2
557
558 #define LINUX_AT_FDCWD -100
559
560 /*
561 * mount flags
562 */
563 #define LINUX_MS_RDONLY 0x0001
564 #define LINUX_MS_NOSUID 0x0002
565 #define LINUX_MS_NODEV 0x0004
566 #define LINUX_MS_NOEXEC 0x0008
567 #define LINUX_MS_REMOUNT 0x0020
568
569 /*
570 * SystemV IPC defines
571 */
572 #define LINUX_SEMOP 1
573 #define LINUX_SEMGET 2
574 #define LINUX_SEMCTL 3
575 #define LINUX_MSGSND 11
576 #define LINUX_MSGRCV 12
577 #define LINUX_MSGGET 13
578 #define LINUX_MSGCTL 14
579 #define LINUX_SHMAT 21
580 #define LINUX_SHMDT 22
581 #define LINUX_SHMGET 23
582 #define LINUX_SHMCTL 24
583
584 #define LINUX_IPC_RMID 0
585 #define LINUX_IPC_SET 1
586 #define LINUX_IPC_STAT 2
587 #define LINUX_IPC_INFO 3
588
589 #define LINUX_SHM_LOCK 11
590 #define LINUX_SHM_UNLOCK 12
591 #define LINUX_SHM_STAT 13
592 #define LINUX_SHM_INFO 14
593
594 #define LINUX_SHM_RDONLY 0x1000
595 #define LINUX_SHM_RND 0x2000
596 #define LINUX_SHM_REMAP 0x4000
597
598 /* semctl commands */
599 #define LINUX_GETPID 11
600 #define LINUX_GETVAL 12
601 #define LINUX_GETALL 13
602 #define LINUX_GETNCNT 14
603 #define LINUX_GETZCNT 15
604 #define LINUX_SETVAL 16
605 #define LINUX_SETALL 17
606 #define LINUX_SEM_STAT 18
607 #define LINUX_SEM_INFO 19
608
609 union l_semun {
610 l_int val;
611 struct l_semid_ds *buf;
612 l_ushort *array;
613 struct l_seminfo *__buf;
614 void *__pad;
615 };
616
617 /*
618 * Socket defines
619 */
620 #define LINUX_SOCKET 1
621 #define LINUX_BIND 2
622 #define LINUX_CONNECT 3
623 #define LINUX_LISTEN 4
624 #define LINUX_ACCEPT 5
625 #define LINUX_GETSOCKNAME 6
626 #define LINUX_GETPEERNAME 7
627 #define LINUX_SOCKETPAIR 8
628 #define LINUX_SEND 9
629 #define LINUX_RECV 10
630 #define LINUX_SENDTO 11
631 #define LINUX_RECVFROM 12
632 #define LINUX_SHUTDOWN 13
633 #define LINUX_SETSOCKOPT 14
634 #define LINUX_GETSOCKOPT 15
635 #define LINUX_SENDMSG 16
636 #define LINUX_RECVMSG 17
637
638 #define LINUX_SOL_SOCKET 1
639 #define LINUX_SOL_IP 0
640 #define LINUX_SOL_IPX 256
641 #define LINUX_SOL_AX25 257
642 #define LINUX_SOL_TCP 6
643 #define LINUX_SOL_UDP 17
644
645 #define LINUX_SO_DEBUG 1
646 #define LINUX_SO_REUSEADDR 2
647 #define LINUX_SO_TYPE 3
648 #define LINUX_SO_ERROR 4
649 #define LINUX_SO_DONTROUTE 5
650 #define LINUX_SO_BROADCAST 6
651 #define LINUX_SO_SNDBUF 7
652 #define LINUX_SO_RCVBUF 8
653 #define LINUX_SO_KEEPALIVE 9
654 #define LINUX_SO_OOBINLINE 10
655 #define LINUX_SO_NO_CHECK 11
656 #define LINUX_SO_PRIORITY 12
657 #define LINUX_SO_LINGER 13
658 #define LINUX_SO_PEERCRED 17
659 #define LINUX_SO_RCVLOWAT 18
660 #define LINUX_SO_SNDLOWAT 19
661 #define LINUX_SO_RCVTIMEO 20
662 #define LINUX_SO_SNDTIMEO 21
663 #define LINUX_SO_TIMESTAMP 29
664 #define LINUX_SO_ACCEPTCONN 30
665
666 #define LINUX_IP_TOS 1
667 #define LINUX_IP_TTL 2
668 #define LINUX_IP_HDRINCL 3
669 #define LINUX_IP_OPTIONS 4
670
671 #define LINUX_IP_MULTICAST_IF 32
672 #define LINUX_IP_MULTICAST_TTL 33
673 #define LINUX_IP_MULTICAST_LOOP 34
674 #define LINUX_IP_ADD_MEMBERSHIP 35
675 #define LINUX_IP_DROP_MEMBERSHIP 36
676
677 struct l_sockaddr {
678 l_ushort sa_family;
679 char sa_data[14];
680 };
681
682 struct l_msghdr {
683 l_uintptr_t msg_name;
684 l_int msg_namelen;
685 l_uintptr_t msg_iov;
686 l_size_t msg_iovlen;
687 l_uintptr_t msg_control;
688 l_size_t msg_controllen;
689 l_uint msg_flags;
690 };
691
692 struct l_cmsghdr {
693 l_size_t cmsg_len;
694 l_int cmsg_level;
695 l_int cmsg_type;
696 };
697
698 struct l_ifmap {
699 l_ulong mem_start;
700 l_ulong mem_end;
701 l_ushort base_addr;
702 u_char irq;
703 u_char dma;
704 u_char port;
705 };
706
707 #define LINUX_IFHWADDRLEN 6
708 #define LINUX_IFNAMSIZ 16
709
710 struct l_ifreq {
711 union {
712 char ifrn_name[LINUX_IFNAMSIZ];
713 } ifr_ifrn;
714
715 union {
716 struct l_sockaddr ifru_addr;
717 struct l_sockaddr ifru_dstaddr;
718 struct l_sockaddr ifru_broadaddr;
719 struct l_sockaddr ifru_netmask;
720 struct l_sockaddr ifru_hwaddr;
721 l_short ifru_flags[1];
722 l_int ifru_metric;
723 l_int ifru_mtu;
724 struct l_ifmap ifru_map;
725 char ifru_slave[LINUX_IFNAMSIZ];
726 l_caddr_t ifru_data;
727 } ifr_ifru;
728 };
729
730 #define ifr_name ifr_ifrn.ifrn_name /* Interface name */
731 #define ifr_hwaddr ifr_ifru.ifru_hwaddr /* MAC address */
732
733 /*
734 * poll()
735 */
736 #define LINUX_POLLIN 0x0001
737 #define LINUX_POLLPRI 0x0002
738 #define LINUX_POLLOUT 0x0004
739 #define LINUX_POLLERR 0x0008
740 #define LINUX_POLLHUP 0x0010
741 #define LINUX_POLLNVAL 0x0020
742 #define LINUX_POLLRDNORM 0x0040
743 #define LINUX_POLLRDBAND 0x0080
744 #define LINUX_POLLWRNORM 0x0100
745 #define LINUX_POLLWRBAND 0x0200
746 #define LINUX_POLLMSG 0x0400
747
748 struct l_pollfd {
749 l_int fd;
750 l_short events;
751 l_short revents;
752 };
753
754 struct l_user_desc {
755 l_uint entry_number;
756 l_uint base_addr;
757 l_uint limit;
758 l_uint seg_32bit:1;
759 l_uint contents:2;
760 l_uint read_exec_only:1;
761 l_uint limit_in_pages:1;
762 l_uint seg_not_present:1;
763 l_uint useable:1;
764 };
765
766 struct l_desc_struct {
767 unsigned long a, b;
768 };
769
770
771 #define LINUX_LOWERWORD 0x0000ffff
772
773 /*
774 * Macros which does the same thing as those in Linux include/asm-um/ldt-i386.h.
775 * These convert Linux user space descriptor to machine one.
776 */
777 #define LINUX_LDT_entry_a(info) \
778 ((((info)->base_addr & LINUX_LOWERWORD) << 16) | \
779 ((info)->limit & LINUX_LOWERWORD))
780
781 #define LINUX_ENTRY_B_READ_EXEC_ONLY 9
782 #define LINUX_ENTRY_B_CONTENTS 10
783 #define LINUX_ENTRY_B_SEG_NOT_PRESENT 15
784 #define LINUX_ENTRY_B_BASE_ADDR 16
785 #define LINUX_ENTRY_B_USEABLE 20
786 #define LINUX_ENTRY_B_SEG32BIT 22
787 #define LINUX_ENTRY_B_LIMIT 23
788
789 #define LINUX_LDT_entry_b(info) \
790 (((info)->base_addr & 0xff000000) | \
791 ((info)->limit & 0xf0000) | \
792 ((info)->contents << LINUX_ENTRY_B_CONTENTS) | \
793 (((info)->seg_not_present == 0) << LINUX_ENTRY_B_SEG_NOT_PRESENT) | \
794 (((info)->base_addr & 0x00ff0000) >> LINUX_ENTRY_B_BASE_ADDR) | \
795 (((info)->read_exec_only == 0) << LINUX_ENTRY_B_READ_EXEC_ONLY) | \
796 ((info)->seg_32bit << LINUX_ENTRY_B_SEG32BIT) | \
797 ((info)->useable << LINUX_ENTRY_B_USEABLE) | \
798 ((info)->limit_in_pages << LINUX_ENTRY_B_LIMIT) | 0x7000)
799
800 #define LINUX_LDT_empty(info) \
801 ((info)->base_addr == 0 && \
802 (info)->limit == 0 && \
803 (info)->contents == 0 && \
804 (info)->seg_not_present == 1 && \
805 (info)->read_exec_only == 1 && \
806 (info)->seg_32bit == 0 && \
807 (info)->limit_in_pages == 0 && \
808 (info)->useable == 0)
809
810 /*
811 * Macros for converting segments.
812 * They do the same as those in arch/i386/kernel/process.c in Linux.
813 */
814 #define LINUX_GET_BASE(desc) \
815 ((((desc)->a >> 16) & LINUX_LOWERWORD) | \
816 (((desc)->b << 16) & 0x00ff0000) | \
817 ((desc)->b & 0xff000000))
818
819 #define LINUX_GET_LIMIT(desc) \
820 (((desc)->a & LINUX_LOWERWORD) | \
821 ((desc)->b & 0xf0000))
822
823 #define LINUX_GET_32BIT(desc) \
824 (((desc)->b >> LINUX_ENTRY_B_SEG32BIT) & 1)
825 #define LINUX_GET_CONTENTS(desc) \
826 (((desc)->b >> LINUX_ENTRY_B_CONTENTS) & 3)
827 #define LINUX_GET_WRITABLE(desc) \
828 (((desc)->b >> LINUX_ENTRY_B_READ_EXEC_ONLY) & 1)
829 #define LINUX_GET_LIMIT_PAGES(desc) \
830 (((desc)->b >> LINUX_ENTRY_B_LIMIT) & 1)
831 #define LINUX_GET_PRESENT(desc) \
832 (((desc)->b >> LINUX_ENTRY_B_SEG_NOT_PRESENT) & 1)
833 #define LINUX_GET_USEABLE(desc) \
834 (((desc)->b >> LINUX_ENTRY_B_USEABLE) & 1)
835
836 #define LINUX_CLOCK_REALTIME 0
837 #define LINUX_CLOCK_MONOTONIC 1
838 #define LINUX_CLOCK_PROCESS_CPUTIME_ID 2
839 #define LINUX_CLOCK_THREAD_CPUTIME_ID 3
840 #define LINUX_CLOCK_REALTIME_HR 4
841 #define LINUX_CLOCK_MONOTONIC_HR 5
842
843 typedef int l_timer_t;
844 typedef int l_mqd_t;
845
846 #define LINUX_CLONE_VM 0x00000100
847 #define LINUX_CLONE_FS 0x00000200
848 #define LINUX_CLONE_FILES 0x00000400
849 #define LINUX_CLONE_SIGHAND 0x00000800
850 #define LINUX_CLONE_PID 0x00001000 /* No longer exist in Linux */
851 #define LINUX_CLONE_VFORK 0x00004000
852 #define LINUX_CLONE_PARENT 0x00008000
853 #define LINUX_CLONE_THREAD 0x00010000
854 #define LINUX_CLONE_SETTLS 0x00080000
855 #define LINUX_CLONE_PARENT_SETTID 0x00100000
856 #define LINUX_CLONE_CHILD_CLEARTID 0x00200000
857 #define LINUX_CLONE_CHILD_SETTID 0x01000000
858
859 #define LINUX_THREADING_FLAGS \
860 (LINUX_CLONE_VM | LINUX_CLONE_FS | LINUX_CLONE_FILES | \
861 LINUX_CLONE_SIGHAND | LINUX_CLONE_THREAD)
862
863 /* robust futexes */
864 struct linux_robust_list {
865 struct linux_robust_list *next;
866 };
867
868 struct linux_robust_list_head {
869 struct linux_robust_list list;
870 l_long futex_offset;
871 struct linux_robust_list *pending_list;
872 };
873
874 #endif /* !_I386_LINUX_H_ */
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