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: releng/8.0/sys/i386/linux/linux.h 193264 2009-06-01 20:48:39Z dchagin $
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 typedef l_int l_timer_t;
84 typedef l_int l_mqd_t;
85
86 typedef struct {
87 l_int val[2];
88 } l_fsid_t;
89
90 typedef struct {
91 l_time_t tv_sec;
92 l_suseconds_t tv_usec;
93 } l_timeval;
94
95 #define l_fd_set fd_set
96
97 /*
98 * Miscellaneous
99 */
100 #define LINUX_NAME_MAX 255
101 #define LINUX_MAX_UTSNAME 65
102
103 #define LINUX_CTL_MAXNAME 10
104
105 #define LINUX_AT_COUNT 16 /* Count of used aux entry types.
106 * Keep this synchronized with
107 * elf_linux_fixup() code.
108 */
109 struct l___sysctl_args
110 {
111 l_int *name;
112 l_int nlen;
113 void *oldval;
114 l_size_t *oldlenp;
115 void *newval;
116 l_size_t newlen;
117 l_ulong __spare[4];
118 };
119
120 /* Scheduling policies */
121 #define LINUX_SCHED_OTHER 0
122 #define LINUX_SCHED_FIFO 1
123 #define LINUX_SCHED_RR 2
124
125 /* Resource limits */
126 #define LINUX_RLIMIT_CPU 0
127 #define LINUX_RLIMIT_FSIZE 1
128 #define LINUX_RLIMIT_DATA 2
129 #define LINUX_RLIMIT_STACK 3
130 #define LINUX_RLIMIT_CORE 4
131 #define LINUX_RLIMIT_RSS 5
132 #define LINUX_RLIMIT_NPROC 6
133 #define LINUX_RLIMIT_NOFILE 7
134 #define LINUX_RLIMIT_MEMLOCK 8
135 #define LINUX_RLIMIT_AS 9 /* Address space limit */
136
137 #define LINUX_RLIM_NLIMITS 10
138
139 struct l_rlimit {
140 l_ulong rlim_cur;
141 l_ulong rlim_max;
142 };
143
144 /* mmap options */
145 #define LINUX_MAP_SHARED 0x0001
146 #define LINUX_MAP_PRIVATE 0x0002
147 #define LINUX_MAP_FIXED 0x0010
148 #define LINUX_MAP_ANON 0x0020
149 #define LINUX_MAP_GROWSDOWN 0x0100
150
151 struct l_mmap_argv {
152 l_uintptr_t addr;
153 l_size_t len;
154 l_int prot;
155 l_int flags;
156 l_int fd;
157 l_off_t pgoff;
158 } __packed;
159
160 /*
161 * stat family of syscalls
162 */
163 struct l_timespec {
164 l_time_t tv_sec;
165 l_long tv_nsec;
166 };
167
168 struct l_newstat {
169 l_ushort st_dev;
170 l_ushort __pad1;
171 l_ulong st_ino;
172 l_ushort st_mode;
173 l_ushort st_nlink;
174 l_ushort st_uid;
175 l_ushort st_gid;
176 l_ushort st_rdev;
177 l_ushort __pad2;
178 l_ulong st_size;
179 l_ulong st_blksize;
180 l_ulong st_blocks;
181 struct l_timespec st_atimespec;
182 struct l_timespec st_mtimespec;
183 struct l_timespec st_ctimespec;
184 l_ulong __unused4;
185 l_ulong __unused5;
186 };
187
188 struct l_stat {
189 l_ushort st_dev;
190 l_ulong st_ino;
191 l_ushort st_mode;
192 l_ushort st_nlink;
193 l_ushort st_uid;
194 l_ushort st_gid;
195 l_ushort st_rdev;
196 l_long st_size;
197 struct l_timespec st_atimespec;
198 struct l_timespec st_mtimespec;
199 struct l_timespec st_ctimespec;
200 l_long st_blksize;
201 l_long st_blocks;
202 l_ulong st_flags;
203 l_ulong st_gen;
204 };
205
206 struct l_stat64 {
207 l_ushort st_dev;
208 u_char __pad0[10];
209 l_ulong __st_ino;
210 l_uint st_mode;
211 l_uint st_nlink;
212 l_ulong st_uid;
213 l_ulong st_gid;
214 l_ushort st_rdev;
215 u_char __pad3[10];
216 l_longlong st_size;
217 l_ulong st_blksize;
218 l_ulong st_blocks;
219 l_ulong __pad4;
220 struct l_timespec st_atimespec;
221 struct l_timespec st_mtimespec;
222 struct l_timespec st_ctimespec;
223 l_ulonglong st_ino;
224 };
225
226 struct l_statfs64 {
227 l_int f_type;
228 l_int f_bsize;
229 uint64_t f_blocks;
230 uint64_t f_bfree;
231 uint64_t f_bavail;
232 uint64_t f_files;
233 uint64_t f_ffree;
234 l_fsid_t f_fsid;
235 l_int f_namelen;
236 l_int f_spare[6];
237 };
238
239 struct l_new_utsname {
240 char sysname[LINUX_MAX_UTSNAME];
241 char nodename[LINUX_MAX_UTSNAME];
242 char release[LINUX_MAX_UTSNAME];
243 char version[LINUX_MAX_UTSNAME];
244 char machine[LINUX_MAX_UTSNAME];
245 char domainname[LINUX_MAX_UTSNAME];
246 };
247
248 /*
249 * Signalling
250 */
251 #define LINUX_SIGHUP 1
252 #define LINUX_SIGINT 2
253 #define LINUX_SIGQUIT 3
254 #define LINUX_SIGILL 4
255 #define LINUX_SIGTRAP 5
256 #define LINUX_SIGABRT 6
257 #define LINUX_SIGIOT LINUX_SIGABRT
258 #define LINUX_SIGBUS 7
259 #define LINUX_SIGFPE 8
260 #define LINUX_SIGKILL 9
261 #define LINUX_SIGUSR1 10
262 #define LINUX_SIGSEGV 11
263 #define LINUX_SIGUSR2 12
264 #define LINUX_SIGPIPE 13
265 #define LINUX_SIGALRM 14
266 #define LINUX_SIGTERM 15
267 #define LINUX_SIGSTKFLT 16
268 #define LINUX_SIGCHLD 17
269 #define LINUX_SIGCONT 18
270 #define LINUX_SIGSTOP 19
271 #define LINUX_SIGTSTP 20
272 #define LINUX_SIGTTIN 21
273 #define LINUX_SIGTTOU 22
274 #define LINUX_SIGURG 23
275 #define LINUX_SIGXCPU 24
276 #define LINUX_SIGXFSZ 25
277 #define LINUX_SIGVTALRM 26
278 #define LINUX_SIGPROF 27
279 #define LINUX_SIGWINCH 28
280 #define LINUX_SIGIO 29
281 #define LINUX_SIGPOLL LINUX_SIGIO
282 #define LINUX_SIGPWR 30
283 #define LINUX_SIGSYS 31
284
285 #define LINUX_SIGTBLSZ 31
286 #define LINUX_NSIG_WORDS 2
287 #define LINUX_NBPW 32
288 #define LINUX_NSIG (LINUX_NBPW * LINUX_NSIG_WORDS)
289
290 /* sigaction flags */
291 #define LINUX_SA_NOCLDSTOP 0x00000001
292 #define LINUX_SA_NOCLDWAIT 0x00000002
293 #define LINUX_SA_SIGINFO 0x00000004
294 #define LINUX_SA_RESTORER 0x04000000
295 #define LINUX_SA_ONSTACK 0x08000000
296 #define LINUX_SA_RESTART 0x10000000
297 #define LINUX_SA_INTERRUPT 0x20000000
298 #define LINUX_SA_NOMASK 0x40000000
299 #define LINUX_SA_ONESHOT 0x80000000
300
301 /* sigprocmask actions */
302 #define LINUX_SIG_BLOCK 0
303 #define LINUX_SIG_UNBLOCK 1
304 #define LINUX_SIG_SETMASK 2
305
306 /* sigset_t macros */
307 #define LINUX_SIGEMPTYSET(set) (set).__bits[0] = (set).__bits[1] = 0
308 #define LINUX_SIGISMEMBER(set, sig) SIGISMEMBER(set, sig)
309 #define LINUX_SIGADDSET(set, sig) SIGADDSET(set, sig)
310
311 /* sigaltstack */
312 #define LINUX_MINSIGSTKSZ 2048
313 #define LINUX_SS_ONSTACK 1
314 #define LINUX_SS_DISABLE 2
315
316 int linux_to_bsd_sigaltstack(int lsa);
317 int bsd_to_linux_sigaltstack(int bsa);
318
319 typedef void (*l_handler_t)(l_int);
320 typedef l_ulong l_osigset_t;
321
322 typedef struct {
323 l_uint __bits[LINUX_NSIG_WORDS];
324 } l_sigset_t;
325
326 typedef struct {
327 l_handler_t lsa_handler;
328 l_osigset_t lsa_mask;
329 l_ulong lsa_flags;
330 void (*lsa_restorer)(void);
331 } l_osigaction_t;
332
333 typedef struct {
334 l_handler_t lsa_handler;
335 l_ulong lsa_flags;
336 void (*lsa_restorer)(void);
337 l_sigset_t lsa_mask;
338 } l_sigaction_t;
339
340 typedef struct {
341 void *ss_sp;
342 l_int ss_flags;
343 l_size_t ss_size;
344 } l_stack_t;
345
346 /* The Linux sigcontext, pretty much a standard 386 trapframe. */
347 struct l_sigcontext {
348 l_int sc_gs;
349 l_int sc_fs;
350 l_int sc_es;
351 l_int sc_ds;
352 l_int sc_edi;
353 l_int sc_esi;
354 l_int sc_ebp;
355 l_int sc_esp;
356 l_int sc_ebx;
357 l_int sc_edx;
358 l_int sc_ecx;
359 l_int sc_eax;
360 l_int sc_trapno;
361 l_int sc_err;
362 l_int sc_eip;
363 l_int sc_cs;
364 l_int sc_eflags;
365 l_int sc_esp_at_signal;
366 l_int sc_ss;
367 l_int sc_387;
368 l_int sc_mask;
369 l_int sc_cr2;
370 };
371
372 struct l_ucontext {
373 l_ulong uc_flags;
374 void *uc_link;
375 l_stack_t uc_stack;
376 struct l_sigcontext uc_mcontext;
377 l_sigset_t uc_sigmask;
378 };
379
380 #define LINUX_SI_MAX_SIZE 128
381 #define LINUX_SI_PAD_SIZE ((LINUX_SI_MAX_SIZE/sizeof(l_int)) - 3)
382
383 typedef union l_sigval {
384 l_int sival_int;
385 l_uintptr_t sival_ptr;
386 } l_sigval_t;
387
388 typedef struct l_siginfo {
389 l_int lsi_signo;
390 l_int lsi_errno;
391 l_int lsi_code;
392 union {
393 l_int _pad[LINUX_SI_PAD_SIZE];
394
395 struct {
396 l_pid_t _pid;
397 l_uid_t _uid;
398 } _kill;
399
400 struct {
401 l_timer_t _tid;
402 l_int _overrun;
403 char _pad[sizeof(l_uid_t) - sizeof(l_int)];
404 l_sigval_t _sigval;
405 l_int _sys_private;
406 } _timer;
407
408 struct {
409 l_pid_t _pid; /* sender's pid */
410 l_uid_t _uid; /* sender's uid */
411 l_sigval_t _sigval;
412 } _rt;
413
414 struct {
415 l_pid_t _pid; /* which child */
416 l_uid_t _uid; /* sender's uid */
417 l_int _status; /* exit code */
418 l_clock_t _utime;
419 l_clock_t _stime;
420 } _sigchld;
421
422 struct {
423 l_uintptr_t _addr; /* Faulting insn/memory ref. */
424 } _sigfault;
425
426 struct {
427 l_long _band; /* POLL_IN,POLL_OUT,POLL_MSG */
428 l_int _fd;
429 } _sigpoll;
430 } _sifields;
431 } l_siginfo_t;
432
433 #define lsi_pid _sifields._kill._pid
434 #define lsi_uid _sifields._kill._uid
435 #define lsi_tid _sifields._timer._tid
436 #define lsi_overrun _sifields._timer._overrun
437 #define lsi_sys_private _sifields._timer._sys_private
438 #define lsi_status _sifields._sigchld._status
439 #define lsi_utime _sifields._sigchld._utime
440 #define lsi_stime _sifields._sigchld._stime
441 #define lsi_value _sifields._rt._sigval
442 #define lsi_int _sifields._rt._sigval.sival_int
443 #define lsi_ptr _sifields._rt._sigval.sival_ptr
444 #define lsi_addr _sifields._sigfault._addr
445 #define lsi_band _sifields._sigpoll._band
446 #define lsi_fd _sifields._sigpoll._fd
447
448 struct l_fpreg {
449 u_int16_t significand[4];
450 u_int16_t exponent;
451 };
452
453 struct l_fpxreg {
454 u_int16_t significand[4];
455 u_int16_t exponent;
456 u_int16_t padding[3];
457 };
458
459 struct l_xmmreg {
460 u_int32_t element[4];
461 };
462
463 struct l_fpstate {
464 /* Regular FPU environment */
465 u_int32_t cw;
466 u_int32_t sw;
467 u_int32_t tag;
468 u_int32_t ipoff;
469 u_int32_t cssel;
470 u_int32_t dataoff;
471 u_int32_t datasel;
472 struct l_fpreg _st[8];
473 u_int16_t status;
474 u_int16_t magic; /* 0xffff = regular FPU data */
475
476 /* FXSR FPU environment */
477 u_int32_t _fxsr_env[6]; /* env is ignored. */
478 u_int32_t mxcsr;
479 u_int32_t reserved;
480 struct l_fpxreg _fxsr_st[8]; /* reg data is ignored. */
481 struct l_xmmreg _xmm[8];
482 u_int32_t padding[56];
483 };
484
485 /*
486 * We make the stack look like Linux expects it when calling a signal
487 * handler, but use the BSD way of calling the handler and sigreturn().
488 * This means that we need to pass the pointer to the handler too.
489 * It is appended to the frame to not interfere with the rest of it.
490 */
491 struct l_sigframe {
492 l_int sf_sig;
493 struct l_sigcontext sf_sc;
494 struct l_fpstate sf_fpstate;
495 l_uint sf_extramask[LINUX_NSIG_WORDS-1];
496 l_handler_t sf_handler;
497 };
498
499 struct l_rt_sigframe {
500 l_int sf_sig;
501 l_siginfo_t *sf_siginfo;
502 struct l_ucontext *sf_ucontext;
503 l_siginfo_t sf_si;
504 struct l_ucontext sf_sc;
505 l_handler_t sf_handler;
506 };
507
508 extern int bsd_to_linux_signal[];
509 extern int linux_to_bsd_signal[];
510 extern struct sysentvec linux_sysvec;
511 extern struct sysentvec elf_linux_sysvec;
512
513 /*
514 * Pluggable ioctl handlers
515 */
516 struct linux_ioctl_args;
517 struct thread;
518
519 typedef int linux_ioctl_function_t(struct thread *, struct linux_ioctl_args *);
520
521 struct linux_ioctl_handler {
522 linux_ioctl_function_t *func;
523 int low, high;
524 };
525
526 int linux_ioctl_register_handler(struct linux_ioctl_handler *h);
527 int linux_ioctl_unregister_handler(struct linux_ioctl_handler *h);
528
529 /*
530 * open/fcntl flags
531 */
532 #define LINUX_O_RDONLY 00000000
533 #define LINUX_O_WRONLY 00000001
534 #define LINUX_O_RDWR 00000002
535 #define LINUX_O_ACCMODE 00000003
536 #define LINUX_O_CREAT 00000100
537 #define LINUX_O_EXCL 00000200
538 #define LINUX_O_NOCTTY 00000400
539 #define LINUX_O_TRUNC 00001000
540 #define LINUX_O_APPEND 00002000
541 #define LINUX_O_NONBLOCK 00004000
542 #define LINUX_O_NDELAY LINUX_O_NONBLOCK
543 #define LINUX_O_SYNC 00010000
544 #define LINUX_FASYNC 00020000
545 #define LINUX_O_DIRECT 00040000 /* Direct disk access hint */
546 #define LINUX_O_LARGEFILE 00100000
547 #define LINUX_O_DIRECTORY 00200000 /* Must be a directory */
548 #define LINUX_O_NOFOLLOW 00400000 /* Do not follow links */
549 #define LINUX_O_NOATIME 01000000
550 #define LINUX_O_CLOEXEC 02000000
551
552 #define LINUX_F_DUPFD 0
553 #define LINUX_F_GETFD 1
554 #define LINUX_F_SETFD 2
555 #define LINUX_F_GETFL 3
556 #define LINUX_F_SETFL 4
557 #define LINUX_F_GETLK 5
558 #define LINUX_F_SETLK 6
559 #define LINUX_F_SETLKW 7
560 #define LINUX_F_SETOWN 8
561 #define LINUX_F_GETOWN 9
562
563 #define LINUX_F_GETLK64 12
564 #define LINUX_F_SETLK64 13
565 #define LINUX_F_SETLKW64 14
566
567 #define LINUX_F_RDLCK 0
568 #define LINUX_F_WRLCK 1
569 #define LINUX_F_UNLCK 2
570
571 /*
572 * mount flags
573 */
574 #define LINUX_MS_RDONLY 0x0001
575 #define LINUX_MS_NOSUID 0x0002
576 #define LINUX_MS_NODEV 0x0004
577 #define LINUX_MS_NOEXEC 0x0008
578 #define LINUX_MS_REMOUNT 0x0020
579
580 /*
581 * SystemV IPC defines
582 */
583 #define LINUX_SEMOP 1
584 #define LINUX_SEMGET 2
585 #define LINUX_SEMCTL 3
586 #define LINUX_MSGSND 11
587 #define LINUX_MSGRCV 12
588 #define LINUX_MSGGET 13
589 #define LINUX_MSGCTL 14
590 #define LINUX_SHMAT 21
591 #define LINUX_SHMDT 22
592 #define LINUX_SHMGET 23
593 #define LINUX_SHMCTL 24
594
595 #define LINUX_IPC_RMID 0
596 #define LINUX_IPC_SET 1
597 #define LINUX_IPC_STAT 2
598 #define LINUX_IPC_INFO 3
599
600 #define LINUX_SHM_LOCK 11
601 #define LINUX_SHM_UNLOCK 12
602 #define LINUX_SHM_STAT 13
603 #define LINUX_SHM_INFO 14
604
605 #define LINUX_SHM_RDONLY 0x1000
606 #define LINUX_SHM_RND 0x2000
607 #define LINUX_SHM_REMAP 0x4000
608
609 /* semctl commands */
610 #define LINUX_GETPID 11
611 #define LINUX_GETVAL 12
612 #define LINUX_GETALL 13
613 #define LINUX_GETNCNT 14
614 #define LINUX_GETZCNT 15
615 #define LINUX_SETVAL 16
616 #define LINUX_SETALL 17
617 #define LINUX_SEM_STAT 18
618 #define LINUX_SEM_INFO 19
619
620 union l_semun {
621 l_int val;
622 struct l_semid_ds *buf;
623 l_ushort *array;
624 struct l_seminfo *__buf;
625 void *__pad;
626 };
627
628 /*
629 * Socket defines
630 */
631 #define LINUX_SOCKET 1
632 #define LINUX_BIND 2
633 #define LINUX_CONNECT 3
634 #define LINUX_LISTEN 4
635 #define LINUX_ACCEPT 5
636 #define LINUX_GETSOCKNAME 6
637 #define LINUX_GETPEERNAME 7
638 #define LINUX_SOCKETPAIR 8
639 #define LINUX_SEND 9
640 #define LINUX_RECV 10
641 #define LINUX_SENDTO 11
642 #define LINUX_RECVFROM 12
643 #define LINUX_SHUTDOWN 13
644 #define LINUX_SETSOCKOPT 14
645 #define LINUX_GETSOCKOPT 15
646 #define LINUX_SENDMSG 16
647 #define LINUX_RECVMSG 17
648 #define LINUX_ACCEPT4 18
649
650 #define LINUX_SOL_SOCKET 1
651 #define LINUX_SOL_IP 0
652 #define LINUX_SOL_IPX 256
653 #define LINUX_SOL_AX25 257
654 #define LINUX_SOL_TCP 6
655 #define LINUX_SOL_UDP 17
656
657 #define LINUX_SO_DEBUG 1
658 #define LINUX_SO_REUSEADDR 2
659 #define LINUX_SO_TYPE 3
660 #define LINUX_SO_ERROR 4
661 #define LINUX_SO_DONTROUTE 5
662 #define LINUX_SO_BROADCAST 6
663 #define LINUX_SO_SNDBUF 7
664 #define LINUX_SO_RCVBUF 8
665 #define LINUX_SO_KEEPALIVE 9
666 #define LINUX_SO_OOBINLINE 10
667 #define LINUX_SO_NO_CHECK 11
668 #define LINUX_SO_PRIORITY 12
669 #define LINUX_SO_LINGER 13
670 #define LINUX_SO_PEERCRED 17
671 #define LINUX_SO_RCVLOWAT 18
672 #define LINUX_SO_SNDLOWAT 19
673 #define LINUX_SO_RCVTIMEO 20
674 #define LINUX_SO_SNDTIMEO 21
675 #define LINUX_SO_TIMESTAMP 29
676 #define LINUX_SO_ACCEPTCONN 30
677
678 #define LINUX_IP_TOS 1
679 #define LINUX_IP_TTL 2
680 #define LINUX_IP_HDRINCL 3
681 #define LINUX_IP_OPTIONS 4
682
683 #define LINUX_IP_MULTICAST_IF 32
684 #define LINUX_IP_MULTICAST_TTL 33
685 #define LINUX_IP_MULTICAST_LOOP 34
686 #define LINUX_IP_ADD_MEMBERSHIP 35
687 #define LINUX_IP_DROP_MEMBERSHIP 36
688
689 struct l_sockaddr {
690 l_ushort sa_family;
691 char sa_data[14];
692 };
693
694 struct l_msghdr {
695 l_uintptr_t msg_name;
696 l_int msg_namelen;
697 l_uintptr_t msg_iov;
698 l_size_t msg_iovlen;
699 l_uintptr_t msg_control;
700 l_size_t msg_controllen;
701 l_uint msg_flags;
702 };
703
704 struct l_cmsghdr {
705 l_size_t cmsg_len;
706 l_int cmsg_level;
707 l_int cmsg_type;
708 };
709
710 struct l_ifmap {
711 l_ulong mem_start;
712 l_ulong mem_end;
713 l_ushort base_addr;
714 u_char irq;
715 u_char dma;
716 u_char port;
717 };
718
719 #define LINUX_IFHWADDRLEN 6
720 #define LINUX_IFNAMSIZ 16
721
722 struct l_ifreq {
723 union {
724 char ifrn_name[LINUX_IFNAMSIZ];
725 } ifr_ifrn;
726
727 union {
728 struct l_sockaddr ifru_addr;
729 struct l_sockaddr ifru_dstaddr;
730 struct l_sockaddr ifru_broadaddr;
731 struct l_sockaddr ifru_netmask;
732 struct l_sockaddr ifru_hwaddr;
733 l_short ifru_flags[1];
734 l_int ifru_metric;
735 l_int ifru_mtu;
736 struct l_ifmap ifru_map;
737 char ifru_slave[LINUX_IFNAMSIZ];
738 l_caddr_t ifru_data;
739 } ifr_ifru;
740 };
741
742 #define ifr_name ifr_ifrn.ifrn_name /* Interface name */
743 #define ifr_hwaddr ifr_ifru.ifru_hwaddr /* MAC address */
744
745 /*
746 * poll()
747 */
748 #define LINUX_POLLIN 0x0001
749 #define LINUX_POLLPRI 0x0002
750 #define LINUX_POLLOUT 0x0004
751 #define LINUX_POLLERR 0x0008
752 #define LINUX_POLLHUP 0x0010
753 #define LINUX_POLLNVAL 0x0020
754 #define LINUX_POLLRDNORM 0x0040
755 #define LINUX_POLLRDBAND 0x0080
756 #define LINUX_POLLWRNORM 0x0100
757 #define LINUX_POLLWRBAND 0x0200
758 #define LINUX_POLLMSG 0x0400
759
760 struct l_pollfd {
761 l_int fd;
762 l_short events;
763 l_short revents;
764 };
765
766 struct l_user_desc {
767 l_uint entry_number;
768 l_uint base_addr;
769 l_uint limit;
770 l_uint seg_32bit:1;
771 l_uint contents:2;
772 l_uint read_exec_only:1;
773 l_uint limit_in_pages:1;
774 l_uint seg_not_present:1;
775 l_uint useable:1;
776 };
777
778 struct l_desc_struct {
779 unsigned long a, b;
780 };
781
782
783 #define LINUX_LOWERWORD 0x0000ffff
784
785 /*
786 * Macros which does the same thing as those in Linux include/asm-um/ldt-i386.h.
787 * These convert Linux user space descriptor to machine one.
788 */
789 #define LINUX_LDT_entry_a(info) \
790 ((((info)->base_addr & LINUX_LOWERWORD) << 16) | \
791 ((info)->limit & LINUX_LOWERWORD))
792
793 #define LINUX_ENTRY_B_READ_EXEC_ONLY 9
794 #define LINUX_ENTRY_B_CONTENTS 10
795 #define LINUX_ENTRY_B_SEG_NOT_PRESENT 15
796 #define LINUX_ENTRY_B_BASE_ADDR 16
797 #define LINUX_ENTRY_B_USEABLE 20
798 #define LINUX_ENTRY_B_SEG32BIT 22
799 #define LINUX_ENTRY_B_LIMIT 23
800
801 #define LINUX_LDT_entry_b(info) \
802 (((info)->base_addr & 0xff000000) | \
803 ((info)->limit & 0xf0000) | \
804 ((info)->contents << LINUX_ENTRY_B_CONTENTS) | \
805 (((info)->seg_not_present == 0) << LINUX_ENTRY_B_SEG_NOT_PRESENT) | \
806 (((info)->base_addr & 0x00ff0000) >> LINUX_ENTRY_B_BASE_ADDR) | \
807 (((info)->read_exec_only == 0) << LINUX_ENTRY_B_READ_EXEC_ONLY) | \
808 ((info)->seg_32bit << LINUX_ENTRY_B_SEG32BIT) | \
809 ((info)->useable << LINUX_ENTRY_B_USEABLE) | \
810 ((info)->limit_in_pages << LINUX_ENTRY_B_LIMIT) | 0x7000)
811
812 #define LINUX_LDT_empty(info) \
813 ((info)->base_addr == 0 && \
814 (info)->limit == 0 && \
815 (info)->contents == 0 && \
816 (info)->seg_not_present == 1 && \
817 (info)->read_exec_only == 1 && \
818 (info)->seg_32bit == 0 && \
819 (info)->limit_in_pages == 0 && \
820 (info)->useable == 0)
821
822 /*
823 * Macros for converting segments.
824 * They do the same as those in arch/i386/kernel/process.c in Linux.
825 */
826 #define LINUX_GET_BASE(desc) \
827 ((((desc)->a >> 16) & LINUX_LOWERWORD) | \
828 (((desc)->b << 16) & 0x00ff0000) | \
829 ((desc)->b & 0xff000000))
830
831 #define LINUX_GET_LIMIT(desc) \
832 (((desc)->a & LINUX_LOWERWORD) | \
833 ((desc)->b & 0xf0000))
834
835 #define LINUX_GET_32BIT(desc) \
836 (((desc)->b >> LINUX_ENTRY_B_SEG32BIT) & 1)
837 #define LINUX_GET_CONTENTS(desc) \
838 (((desc)->b >> LINUX_ENTRY_B_CONTENTS) & 3)
839 #define LINUX_GET_WRITABLE(desc) \
840 (((desc)->b >> LINUX_ENTRY_B_READ_EXEC_ONLY) & 1)
841 #define LINUX_GET_LIMIT_PAGES(desc) \
842 (((desc)->b >> LINUX_ENTRY_B_LIMIT) & 1)
843 #define LINUX_GET_PRESENT(desc) \
844 (((desc)->b >> LINUX_ENTRY_B_SEG_NOT_PRESENT) & 1)
845 #define LINUX_GET_USEABLE(desc) \
846 (((desc)->b >> LINUX_ENTRY_B_USEABLE) & 1)
847
848 #define LINUX_CLOCK_REALTIME 0
849 #define LINUX_CLOCK_MONOTONIC 1
850 #define LINUX_CLOCK_PROCESS_CPUTIME_ID 2
851 #define LINUX_CLOCK_THREAD_CPUTIME_ID 3
852 #define LINUX_CLOCK_REALTIME_HR 4
853 #define LINUX_CLOCK_MONOTONIC_HR 5
854
855 #define LINUX_CLONE_VM 0x00000100
856 #define LINUX_CLONE_FS 0x00000200
857 #define LINUX_CLONE_FILES 0x00000400
858 #define LINUX_CLONE_SIGHAND 0x00000800
859 #define LINUX_CLONE_PID 0x00001000 /* No longer exist in Linux */
860 #define LINUX_CLONE_VFORK 0x00004000
861 #define LINUX_CLONE_PARENT 0x00008000
862 #define LINUX_CLONE_THREAD 0x00010000
863 #define LINUX_CLONE_SETTLS 0x00080000
864 #define LINUX_CLONE_PARENT_SETTID 0x00100000
865 #define LINUX_CLONE_CHILD_CLEARTID 0x00200000
866 #define LINUX_CLONE_CHILD_SETTID 0x01000000
867
868 #define LINUX_THREADING_FLAGS \
869 (LINUX_CLONE_VM | LINUX_CLONE_FS | LINUX_CLONE_FILES | \
870 LINUX_CLONE_SIGHAND | LINUX_CLONE_THREAD)
871
872 /* robust futexes */
873 struct linux_robust_list {
874 struct linux_robust_list *next;
875 };
876
877 struct linux_robust_list_head {
878 struct linux_robust_list list;
879 l_long futex_offset;
880 struct linux_robust_list *pending_list;
881 };
882
883 #endif /* !_I386_LINUX_H_ */
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