xref: /freebsd/sys/amd64/linux32/linux.h (revision bfe691b2f75de2224c7ceb304ebcdef2b42d4179)
1 /*-
2  * Copyright (c) 2004 Tim J. Robbins
3  * Copyright (c) 2001 Doug Rabson
4  * Copyright (c) 1994-1996 S�ren Schmidt
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer
12  *    in this position and unchanged.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  * 3. The name of the author may not be used to endorse or promote products
17  *    derived from this software without specific prior written permission
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
20  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
21  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
22  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
23  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
24  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
28  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29  *
30  * $FreeBSD$
31  */
32 
33 #ifndef _AMD64_LINUX_H_
34 #define	_AMD64_LINUX_H_
35 
36 #include <amd64/linux32/linux32_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	LINUX32_USRSTACK	((1ul << 32) - PAGE_SIZE)
51 /* XXX 16 = sizeof(linux32_ps_strings) */
52 #define	LINUX32_PS_STRINGS	(LINUX32_USRSTACK - 16)
53 #define	LINUX32_MAXDSIZ		(512 * 1024 * 1024)	/* 512MB */
54 #define	LINUX32_MAXSSIZ		(64 * 1024 * 1024)	/* 64MB */
55 #define	LINUX32_MAXVMEM		0			/* Unlimited */
56 
57 #define	PTRIN(v)	(void *)(uintptr_t)(v)
58 #define	PTROUT(v)	(l_uintptr_t)(uintptr_t)(v)
59 
60 /*
61  * Provide a separate set of types for the Linux types.
62  */
63 typedef int		l_int;
64 typedef int32_t		l_long;
65 typedef int64_t		l_longlong;
66 typedef short		l_short;
67 typedef unsigned int	l_uint;
68 typedef uint32_t	l_ulong;
69 typedef uint64_t	l_ulonglong;
70 typedef unsigned short	l_ushort;
71 
72 typedef l_ulong		l_uintptr_t;
73 typedef l_long		l_clock_t;
74 typedef l_int		l_daddr_t;
75 typedef l_ushort	l_dev_t;
76 typedef l_uint		l_gid_t;
77 typedef l_ushort	l_gid16_t;
78 typedef l_ulong		l_ino_t;
79 typedef l_int		l_key_t;
80 typedef l_longlong	l_loff_t;
81 typedef l_ushort	l_mode_t;
82 typedef l_long		l_off_t;
83 typedef l_int		l_pid_t;
84 typedef l_uint		l_size_t;
85 typedef l_long		l_suseconds_t;
86 typedef l_long		l_time_t;
87 typedef l_uint		l_uid_t;
88 typedef l_ushort	l_uid16_t;
89 
90 typedef struct {
91 	l_int		val[2];
92 } __packed l_fsid_t;
93 
94 typedef struct {
95 	l_time_t	tv_sec;
96 	l_suseconds_t	tv_usec;
97 } __packed l_timeval;
98 
99 #define	l_fd_set	fd_set
100 
101 /*
102  * Miscellaneous
103  */
104 #define	LINUX_NAME_MAX		255
105 #define	LINUX_MAX_UTSNAME	65
106 
107 #define	LINUX_CTL_MAXNAME	10
108 
109 struct l___sysctl_args
110 {
111 	l_uintptr_t	name;
112 	l_int		nlen;
113 	l_uintptr_t	oldval;
114 	l_uintptr_t	oldlenp;
115 	l_uintptr_t	newval;
116 	l_size_t	newlen;
117 	l_ulong		__spare[4];
118 } __packed;
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 } __packed;
143 
144 struct l_rusage {
145 	l_timeval ru_utime;
146 	l_timeval ru_stime;
147 	l_long	ru_maxrss;
148 	l_long	ru_ixrss;
149 	l_long	ru_idrss;
150 	l_long	ru_isrss;
151 	l_long	ru_minflt;
152 	l_long	ru_majflt;
153 	l_long	ru_nswap;
154 	l_long	ru_inblock;
155 	l_long	ru_oublock;
156 	l_long	ru_msgsnd;
157 	l_long	ru_msgrcv;
158 	l_long	ru_nsignals;
159 	l_long	ru_nvcsw;
160 	l_long	ru_nivcsw;
161 } __packed;
162 
163 /* mmap options */
164 #define	LINUX_MAP_SHARED	0x0001
165 #define	LINUX_MAP_PRIVATE	0x0002
166 #define	LINUX_MAP_FIXED		0x0010
167 #define	LINUX_MAP_ANON		0x0020
168 #define	LINUX_MAP_GROWSDOWN	0x0100
169 
170 struct l_mmap_argv {
171 	l_uintptr_t	addr;
172 	l_size_t	len;
173 	l_int		prot;
174 	l_int		flags;
175 	l_int		fd;
176 	l_off_t		pgoff;
177 } __packed;
178 
179 /*
180  * stat family of syscalls
181  */
182 struct l_timespec {
183 	l_time_t	tv_sec;
184 	l_long		tv_nsec;
185 } __packed;
186 
187 struct l_newstat {
188 	l_ushort	st_dev;
189 	l_ushort	__pad1;
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_ushort	__pad2;
197 	l_ulong		st_size;
198 	l_ulong		st_blksize;
199 	l_ulong		st_blocks;
200 	struct l_timespec	st_atimespec;
201 	struct l_timespec	st_mtimespec;
202 	struct l_timespec	st_ctimespec;
203 	l_ulong		__unused4;
204 	l_ulong		__unused5;
205 } __packed;
206 
207 struct l_stat {
208 	l_ushort	st_dev;
209 	l_ulong		st_ino;
210 	l_ushort	st_mode;
211 	l_ushort	st_nlink;
212 	l_ushort	st_uid;
213 	l_ushort	st_gid;
214 	l_ushort	st_rdev;
215 	l_long		st_size;
216 	struct l_timespec	st_atimespec;
217 	struct l_timespec	st_mtimespec;
218 	struct l_timespec	st_ctimespec;
219 	l_long		st_blksize;
220 	l_long		st_blocks;
221 	l_ulong		st_flags;
222 	l_ulong		st_gen;
223 };
224 
225 struct l_stat64 {
226 	l_ushort	st_dev;
227 	u_char		__pad0[10];
228 	l_ulong		__st_ino;
229 	l_uint		st_mode;
230 	l_uint		st_nlink;
231 	l_ulong		st_uid;
232 	l_ulong		st_gid;
233 	l_ushort	st_rdev;
234 	u_char		__pad3[10];
235 	l_longlong	st_size;
236 	l_ulong		st_blksize;
237 	l_ulong		st_blocks;
238 	l_ulong		__pad4;
239 	struct l_timespec	st_atimespec;
240 	struct l_timespec	st_mtimespec;
241 	struct l_timespec	st_ctimespec;
242 	l_ulonglong	st_ino;
243 } __packed;
244 
245 struct l_new_utsname {
246 	char	sysname[LINUX_MAX_UTSNAME];
247 	char	nodename[LINUX_MAX_UTSNAME];
248 	char	release[LINUX_MAX_UTSNAME];
249 	char	version[LINUX_MAX_UTSNAME];
250 	char	machine[LINUX_MAX_UTSNAME];
251 	char	domainname[LINUX_MAX_UTSNAME];
252 } __packed;
253 
254 /*
255  * Signalling
256  */
257 #define	LINUX_SIGHUP		1
258 #define	LINUX_SIGINT		2
259 #define	LINUX_SIGQUIT		3
260 #define	LINUX_SIGILL		4
261 #define	LINUX_SIGTRAP		5
262 #define	LINUX_SIGABRT		6
263 #define	LINUX_SIGIOT		LINUX_SIGABRT
264 #define	LINUX_SIGBUS		7
265 #define	LINUX_SIGFPE		8
266 #define	LINUX_SIGKILL		9
267 #define	LINUX_SIGUSR1		10
268 #define	LINUX_SIGSEGV		11
269 #define	LINUX_SIGUSR2		12
270 #define	LINUX_SIGPIPE		13
271 #define	LINUX_SIGALRM		14
272 #define	LINUX_SIGTERM		15
273 #define	LINUX_SIGSTKFLT		16
274 #define	LINUX_SIGCHLD		17
275 #define	LINUX_SIGCONT		18
276 #define	LINUX_SIGSTOP		19
277 #define	LINUX_SIGTSTP		20
278 #define	LINUX_SIGTTIN		21
279 #define	LINUX_SIGTTOU		22
280 #define	LINUX_SIGURG		23
281 #define	LINUX_SIGXCPU		24
282 #define	LINUX_SIGXFSZ		25
283 #define	LINUX_SIGVTALRM		26
284 #define	LINUX_SIGPROF		27
285 #define	LINUX_SIGWINCH		28
286 #define	LINUX_SIGIO		29
287 #define	LINUX_SIGPOLL		LINUX_SIGIO
288 #define	LINUX_SIGPWR		30
289 #define	LINUX_SIGSYS		31
290 
291 #define	LINUX_SIGTBLSZ		31
292 #define	LINUX_NSIG_WORDS	2
293 #define	LINUX_NBPW		32
294 #define	LINUX_NSIG		(LINUX_NBPW * LINUX_NSIG_WORDS)
295 
296 /* sigaction flags */
297 #define	LINUX_SA_NOCLDSTOP	0x00000001
298 #define	LINUX_SA_NOCLDWAIT	0x00000002
299 #define	LINUX_SA_SIGINFO	0x00000004
300 #define	LINUX_SA_RESTORER	0x04000000
301 #define	LINUX_SA_ONSTACK	0x08000000
302 #define	LINUX_SA_RESTART	0x10000000
303 #define	LINUX_SA_INTERRUPT	0x20000000
304 #define	LINUX_SA_NOMASK		0x40000000
305 #define	LINUX_SA_ONESHOT	0x80000000
306 
307 /* sigprocmask actions */
308 #define	LINUX_SIG_BLOCK		0
309 #define	LINUX_SIG_UNBLOCK	1
310 #define	LINUX_SIG_SETMASK	2
311 
312 /* sigset_t macros */
313 #define	LINUX_SIGEMPTYSET(set)		(set).__bits[0] = (set).__bits[1] = 0
314 #define	LINUX_SIGISMEMBER(set, sig)	SIGISMEMBER(set, sig)
315 #define	LINUX_SIGADDSET(set, sig)	SIGADDSET(set, sig)
316 
317 /* sigaltstack */
318 #define	LINUX_MINSIGSTKSZ	2048
319 #define	LINUX_SS_ONSTACK	1
320 #define	LINUX_SS_DISABLE	2
321 
322 int linux_to_bsd_sigaltstack(int lsa);
323 int bsd_to_linux_sigaltstack(int bsa);
324 
325 typedef l_uintptr_t l_handler_t;
326 typedef l_ulong	l_osigset_t;
327 
328 typedef struct {
329 	l_uint	__bits[LINUX_NSIG_WORDS];
330 } __packed l_sigset_t;
331 
332 typedef struct {
333 	l_handler_t	lsa_handler;
334 	l_osigset_t	lsa_mask;
335 	l_ulong		lsa_flags;
336 	l_uintptr_t	lsa_restorer;
337 } __packed l_osigaction_t;
338 
339 typedef struct {
340 	l_handler_t	lsa_handler;
341 	l_ulong		lsa_flags;
342 	l_uintptr_t	lsa_restorer;
343 	l_sigset_t	lsa_mask;
344 } __packed l_sigaction_t;
345 
346 typedef struct {
347 	l_uintptr_t	ss_sp;
348 	l_int		ss_flags;
349 	l_size_t	ss_size;
350 } __packed l_stack_t;
351 
352 /* The Linux sigcontext, pretty much a standard 386 trapframe. */
353 struct l_sigcontext {
354 	l_int		sc_gs;
355 	l_int		sc_fs;
356 	l_int		sc_es;
357 	l_int		sc_ds;
358 	l_int		sc_edi;
359 	l_int		sc_esi;
360 	l_int		sc_ebp;
361 	l_int		sc_esp;
362 	l_int		sc_ebx;
363 	l_int		sc_edx;
364 	l_int		sc_ecx;
365 	l_int		sc_eax;
366 	l_int		sc_trapno;
367 	l_int		sc_err;
368 	l_int		sc_eip;
369 	l_int		sc_cs;
370 	l_int		sc_eflags;
371 	l_int		sc_esp_at_signal;
372 	l_int		sc_ss;
373 	l_int		sc_387;
374 	l_int		sc_mask;
375 	l_int		sc_cr2;
376 } __packed;
377 
378 struct l_ucontext {
379 	l_ulong		uc_flags;
380 	l_uintptr_t	uc_link;
381 	l_stack_t	uc_stack;
382 	struct l_sigcontext	uc_mcontext;
383 	l_sigset_t	uc_sigmask;
384 } __packed;
385 
386 #define	LINUX_SI_MAX_SIZE	128
387 #define	LINUX_SI_PAD_SIZE	((LINUX_SI_MAX_SIZE/sizeof(l_int)) - 3)
388 
389 union l_sigval {
390 	l_int		sival_int;
391 	l_uintptr_t	sival_ptr;
392 };
393 
394 typedef struct l_siginfo {
395 	l_int		lsi_signo;
396 	l_int		lsi_errno;
397 	l_int		lsi_code;
398 	union {
399 		l_int	_pad[LINUX_SI_PAD_SIZE];
400 
401 		struct {
402 			l_pid_t		_pid;
403 			l_uid16_t	_uid;
404 		} __packed _kill;
405 
406 		struct {
407 			l_uint		_timer1;
408 			l_uint		_timer2;
409 		} __packed _timer;
410 
411 		struct {
412 			l_pid_t		_pid;		/* sender's pid */
413 			l_uid16_t	_uid;		/* sender's uid */
414 			union l_sigval _sigval;
415 		} __packed _rt;
416 
417 		struct {
418 			l_pid_t		_pid;		/* which child */
419 			l_uid16_t	_uid;		/* sender's uid */
420 			l_int		_status;	/* exit code */
421 			l_clock_t	_utime;
422 			l_clock_t	_stime;
423 		} __packed _sigchld;
424 
425 		struct {
426 			l_uintptr_t	_addr;	/* Faulting insn/memory ref. */
427 		} __packed _sigfault;
428 
429 		struct {
430 			l_int		_band;	/* POLL_IN,POLL_OUT,POLL_MSG */
431 			l_int		_fd;
432 		} __packed _sigpoll;
433 	} _sifields;
434 } __packed l_siginfo_t;
435 
436 #define	lsi_pid		_sifields._kill._pid
437 #define	lsi_uid		_sifields._kill._uid
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 } __packed;
452 
453 struct l_fpxreg {
454 	u_int16_t	significand[4];
455 	u_int16_t	exponent;
456 	u_int16_t	padding[3];
457 } __packed;
458 
459 struct l_xmmreg {
460 	u_int32_t	element[4];
461 } __packed;
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 } __packed;
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 } __packed;
498 
499 struct l_rt_sigframe {
500 	l_int			sf_sig;
501 	l_uintptr_t 		sf_siginfo;
502 	l_uintptr_t		sf_ucontext;
503 	l_siginfo_t		sf_si;
504 	struct l_ucontext 	sf_sc;
505 	l_handler_t 		sf_handler;
506 } __packed;
507 
508 extern int bsd_to_linux_signal[];
509 extern int linux_to_bsd_signal[];
510 extern struct sysentvec elf_linux_sysvec;
511 
512 /*
513  * Pluggable ioctl handlers
514  */
515 struct linux_ioctl_args;
516 struct thread;
517 
518 typedef int linux_ioctl_function_t(struct thread *, struct linux_ioctl_args *);
519 
520 struct linux_ioctl_handler {
521 	linux_ioctl_function_t *func;
522 	int	low, high;
523 };
524 
525 int	linux_ioctl_register_handler(struct linux_ioctl_handler *h);
526 int	linux_ioctl_unregister_handler(struct linux_ioctl_handler *h);
527 
528 /*
529  * open/fcntl flags
530  */
531 #define	LINUX_O_RDONLY		00000000
532 #define	LINUX_O_WRONLY		00000001
533 #define	LINUX_O_RDWR		00000002
534 #define	LINUX_O_ACCMODE		00000003
535 #define	LINUX_O_CREAT		00000100
536 #define	LINUX_O_EXCL		00000200
537 #define	LINUX_O_NOCTTY		00000400
538 #define	LINUX_O_TRUNC		00001000
539 #define	LINUX_O_APPEND		00002000
540 #define	LINUX_O_NONBLOCK	00004000
541 #define	LINUX_O_NDELAY		LINUX_O_NONBLOCK
542 #define	LINUX_O_SYNC		00010000
543 #define	LINUX_FASYNC		00020000
544 #define	LINUX_O_DIRECT		00040000	/* Direct disk access hint */
545 #define	LINUX_O_LARGEFILE	00100000
546 #define	LINUX_O_DIRECTORY	00200000	/* Must be a directory */
547 #define	LINUX_O_NOFOLLOW	00400000	/* Do not follow links */
548 #define	LINUX_O_NOATIME		01000000
549 
550 #define	LINUX_F_DUPFD		0
551 #define	LINUX_F_GETFD		1
552 #define	LINUX_F_SETFD		2
553 #define	LINUX_F_GETFL		3
554 #define	LINUX_F_SETFL		4
555 #define	LINUX_F_GETLK		5
556 #define	LINUX_F_SETLK		6
557 #define	LINUX_F_SETLKW		7
558 #define	LINUX_F_SETOWN		8
559 #define	LINUX_F_GETOWN		9
560 
561 #define	LINUX_F_GETLK64		12
562 #define	LINUX_F_SETLK64		13
563 #define	LINUX_F_SETLKW64	14
564 
565 #define	LINUX_F_RDLCK		0
566 #define	LINUX_F_WRLCK		1
567 #define	LINUX_F_UNLCK		2
568 
569 #define	LINUX_AT_FDCWD		-100
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 	l_uintptr_t	buf;
623 	l_uintptr_t	array;
624 	l_uintptr_t	__buf;
625 	l_uintptr_t	__pad;
626 } __packed;
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 
649 #define	LINUX_AF_UNSPEC		0
650 #define	LINUX_AF_UNIX		1
651 #define	LINUX_AF_INET		2
652 #define	LINUX_AF_AX25		3
653 #define	LINUX_AF_IPX		4
654 #define	LINUX_AF_APPLETALK	5
655 #define	LINUX_AF_INET6		10
656 
657 #define	LINUX_SOL_SOCKET	1
658 #define	LINUX_SOL_IP		0
659 #define	LINUX_SOL_IPX		256
660 #define	LINUX_SOL_AX25		257
661 #define	LINUX_SOL_TCP		6
662 #define	LINUX_SOL_UDP		17
663 
664 #define	LINUX_SO_DEBUG		1
665 #define	LINUX_SO_REUSEADDR	2
666 #define	LINUX_SO_TYPE		3
667 #define	LINUX_SO_ERROR		4
668 #define	LINUX_SO_DONTROUTE	5
669 #define	LINUX_SO_BROADCAST	6
670 #define	LINUX_SO_SNDBUF		7
671 #define	LINUX_SO_RCVBUF		8
672 #define	LINUX_SO_KEEPALIVE	9
673 #define	LINUX_SO_OOBINLINE	10
674 #define	LINUX_SO_NO_CHECK	11
675 #define	LINUX_SO_PRIORITY	12
676 #define	LINUX_SO_LINGER		13
677 #define	LINUX_SO_PEERCRED	17
678 #define	LINUX_SO_RCVLOWAT	18
679 #define	LINUX_SO_SNDLOWAT	19
680 #define	LINUX_SO_RCVTIMEO	20
681 #define	LINUX_SO_SNDTIMEO	21
682 #define	LINUX_SO_TIMESTAMP	29
683 #define	LINUX_SO_ACCEPTCONN	30
684 
685 #define	LINUX_IP_TOS		1
686 #define	LINUX_IP_TTL		2
687 #define	LINUX_IP_HDRINCL	3
688 #define	LINUX_IP_OPTIONS	4
689 
690 #define	LINUX_IP_MULTICAST_IF		32
691 #define	LINUX_IP_MULTICAST_TTL		33
692 #define	LINUX_IP_MULTICAST_LOOP		34
693 #define	LINUX_IP_ADD_MEMBERSHIP		35
694 #define	LINUX_IP_DROP_MEMBERSHIP	36
695 
696 struct l_sockaddr {
697 	l_ushort	sa_family;
698 	char		sa_data[14];
699 } __packed;
700 
701 struct l_ifmap {
702 	l_ulong		mem_start;
703 	l_ulong		mem_end;
704 	l_ushort	base_addr;
705 	u_char		irq;
706 	u_char		dma;
707 	u_char		port;
708 } __packed;
709 
710 #define	LINUX_IFHWADDRLEN	6
711 #define	LINUX_IFNAMSIZ		16
712 
713 struct l_ifreq {
714 	union {
715 		char	ifrn_name[LINUX_IFNAMSIZ];
716 	} ifr_ifrn;
717 
718 	union {
719 		struct l_sockaddr	ifru_addr;
720 		struct l_sockaddr	ifru_dstaddr;
721 		struct l_sockaddr	ifru_broadaddr;
722 		struct l_sockaddr	ifru_netmask;
723 		struct l_sockaddr	ifru_hwaddr;
724 		l_short		ifru_flags[1];
725 		l_int		ifru_metric;
726 		l_int		ifru_mtu;
727 		struct l_ifmap	ifru_map;
728 		char		ifru_slave[LINUX_IFNAMSIZ];
729 		l_uintptr_t	ifru_data;
730 	} ifr_ifru;
731 } __packed;
732 
733 #define	ifr_name	ifr_ifrn.ifrn_name	/* Interface name */
734 #define	ifr_hwaddr	ifr_ifru.ifru_hwaddr	/* MAC address */
735 
736 struct l_ifconf {
737 	int	ifc_len;
738 	union {
739 		l_uintptr_t	ifcu_buf;
740 		l_uintptr_t	ifcu_req;
741 	} ifc_ifcu;
742 } __packed;
743 
744 #define	ifc_buf		ifc_ifcu.ifcu_buf
745 #define	ifc_req		ifc_ifcu.ifcu_req
746 
747 /*
748  * poll()
749  */
750 #define	LINUX_POLLIN		0x0001
751 #define	LINUX_POLLPRI		0x0002
752 #define	LINUX_POLLOUT		0x0004
753 #define	LINUX_POLLERR		0x0008
754 #define	LINUX_POLLHUP		0x0010
755 #define	LINUX_POLLNVAL		0x0020
756 #define	LINUX_POLLRDNORM	0x0040
757 #define	LINUX_POLLRDBAND	0x0080
758 #define	LINUX_POLLWRNORM	0x0100
759 #define	LINUX_POLLWRBAND	0x0200
760 #define	LINUX_POLLMSG		0x0400
761 
762 struct l_pollfd {
763 	l_int		fd;
764 	l_short		events;
765 	l_short		revents;
766 } __packed;
767 
768 struct l_user_desc {
769 	l_uint		entry_number;
770 	l_uint		base_addr;
771 	l_uint		limit;
772 	l_uint		seg_32bit:1;
773 	l_uint		contents:2;
774 	l_uint		read_exec_only:1;
775 	l_uint		limit_in_pages:1;
776 	l_uint		seg_not_present:1;
777 	l_uint		useable:1;
778 };
779 
780 #define	LINUX_LOWERWORD	0x0000ffff
781 
782 /*
783  * Macros which does the same thing as those in Linux include/asm-um/ldt-i386.h.
784  * These convert Linux user space descriptor to machine one.
785  */
786 #define	LINUX_LDT_entry_a(info)					\
787 	((((info)->base_addr & LINUX_LOWERWORD) << 16) |	\
788 	((info)->limit & LINUX_LOWERWORD))
789 
790 #define	LINUX_ENTRY_B_READ_EXEC_ONLY	9
791 #define	LINUX_ENTRY_B_CONTENTS		10
792 #define	LINUX_ENTRY_B_SEG_NOT_PRESENT	15
793 #define	LINUX_ENTRY_B_BASE_ADDR		16
794 #define	LINUX_ENTRY_B_USEABLE		20
795 #define	LINUX_ENTRY_B_SEG32BIT		22
796 #define	LINUX_ENTRY_B_LIMIT		23
797 
798 #define	LINUX_LDT_entry_b(info)							\
799 	(((info)->base_addr & 0xff000000) |					\
800 	((info)->limit & 0xf0000) |						\
801 	((info)->contents << LINUX_ENTRY_B_CONTENTS) |				\
802 	(((info)->seg_not_present == 0) << LINUX_ENTRY_B_SEG_NOT_PRESENT) |	\
803 	(((info)->base_addr & 0x00ff0000) >> LINUX_ENTRY_B_BASE_ADDR) |		\
804 	(((info)->read_exec_only == 0) << LINUX_ENTRY_B_READ_EXEC_ONLY) |	\
805 	((info)->seg_32bit << LINUX_ENTRY_B_SEG32BIT) |				\
806 	((info)->useable << LINUX_ENTRY_B_USEABLE) |				\
807 	((info)->limit_in_pages << LINUX_ENTRY_B_LIMIT) | 0x7000)
808 
809 #define	LINUX_LDT_empty(info)		\
810 	((info)->base_addr == 0 &&	\
811 	(info)->limit == 0 &&		\
812 	(info)->contents == 0 &&	\
813 	(info)->seg_not_present == 1 &&	\
814 	(info)->read_exec_only == 1 &&	\
815 	(info)->seg_32bit == 0 &&	\
816 	(info)->limit_in_pages == 0 &&	\
817 	(info)->useable == 0)
818 
819 /*
820  * Macros for converting segments.
821  * They do the same as those in arch/i386/kernel/process.c in Linux.
822  */
823 #define	LINUX_GET_BASE(desc)				\
824 	((((desc)->a >> 16) & LINUX_LOWERWORD) |	\
825 	(((desc)->b << 16) & 0x00ff0000) |		\
826 	((desc)->b & 0xff000000))
827 
828 #define	LINUX_GET_LIMIT(desc)			\
829 	(((desc)->a & LINUX_LOWERWORD) |	\
830 	((desc)->b & 0xf0000))
831 
832 #define	LINUX_GET_32BIT(desc)		\
833 	(((desc)->b >> LINUX_ENTRY_B_SEG32BIT) & 1)
834 #define	LINUX_GET_CONTENTS(desc)	\
835 	(((desc)->b >> LINUX_ENTRY_B_CONTENTS) & 3)
836 #define	LINUX_GET_WRITABLE(desc)	\
837 	(((desc)->b >> LINUX_ENTRY_B_READ_EXEC_ONLY) & 1)
838 #define	LINUX_GET_LIMIT_PAGES(desc)	\
839 	(((desc)->b >> LINUX_ENTRY_B_LIMIT) & 1)
840 #define	LINUX_GET_PRESENT(desc)		\
841 	(((desc)->b >> LINUX_ENTRY_B_SEG_NOT_PRESENT) & 1)
842 #define	LINUX_GET_USEABLE(desc)		\
843 	(((desc)->b >> LINUX_ENTRY_B_USEABLE) & 1)
844 
845 #define	LINUX_CLOCK_REALTIME		0
846 #define	LINUX_CLOCK_MONOTONIC		1
847 #define	LINUX_CLOCK_PROCESS_CPUTIME_ID	2
848 #define	LINUX_CLOCK_THREAD_CPUTIME_ID	3
849 #define	LINUX_CLOCK_REALTIME_HR		4
850 #define	LINUX_CLOCK_MONOTONIC_HR	5
851 
852 typedef int l_timer_t;
853 typedef int l_mqd_t;
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 #endif /* !_AMD64_LINUX_H_ */
873