xref: /freebsd/sys/amd64/linux32/linux.h (revision 1669d8afc64812c8d2d1d147ae1fd42ff441e1b1)
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_statfs64 {
246         l_int           f_type;
247         l_int           f_bsize;
248         uint64_t        f_blocks;
249         uint64_t        f_bfree;
250         uint64_t        f_bavail;
251         uint64_t        f_files;
252         uint64_t        f_ffree;
253         l_fsid_t        f_fsid;
254         l_int           f_namelen;
255         l_int           f_spare[6];
256 } __packed;
257 
258 struct l_new_utsname {
259 	char	sysname[LINUX_MAX_UTSNAME];
260 	char	nodename[LINUX_MAX_UTSNAME];
261 	char	release[LINUX_MAX_UTSNAME];
262 	char	version[LINUX_MAX_UTSNAME];
263 	char	machine[LINUX_MAX_UTSNAME];
264 	char	domainname[LINUX_MAX_UTSNAME];
265 } __packed;
266 
267 /*
268  * Signalling
269  */
270 #define	LINUX_SIGHUP		1
271 #define	LINUX_SIGINT		2
272 #define	LINUX_SIGQUIT		3
273 #define	LINUX_SIGILL		4
274 #define	LINUX_SIGTRAP		5
275 #define	LINUX_SIGABRT		6
276 #define	LINUX_SIGIOT		LINUX_SIGABRT
277 #define	LINUX_SIGBUS		7
278 #define	LINUX_SIGFPE		8
279 #define	LINUX_SIGKILL		9
280 #define	LINUX_SIGUSR1		10
281 #define	LINUX_SIGSEGV		11
282 #define	LINUX_SIGUSR2		12
283 #define	LINUX_SIGPIPE		13
284 #define	LINUX_SIGALRM		14
285 #define	LINUX_SIGTERM		15
286 #define	LINUX_SIGSTKFLT		16
287 #define	LINUX_SIGCHLD		17
288 #define	LINUX_SIGCONT		18
289 #define	LINUX_SIGSTOP		19
290 #define	LINUX_SIGTSTP		20
291 #define	LINUX_SIGTTIN		21
292 #define	LINUX_SIGTTOU		22
293 #define	LINUX_SIGURG		23
294 #define	LINUX_SIGXCPU		24
295 #define	LINUX_SIGXFSZ		25
296 #define	LINUX_SIGVTALRM		26
297 #define	LINUX_SIGPROF		27
298 #define	LINUX_SIGWINCH		28
299 #define	LINUX_SIGIO		29
300 #define	LINUX_SIGPOLL		LINUX_SIGIO
301 #define	LINUX_SIGPWR		30
302 #define	LINUX_SIGSYS		31
303 
304 #define	LINUX_SIGTBLSZ		31
305 #define	LINUX_NSIG_WORDS	2
306 #define	LINUX_NBPW		32
307 #define	LINUX_NSIG		(LINUX_NBPW * LINUX_NSIG_WORDS)
308 
309 /* sigaction flags */
310 #define	LINUX_SA_NOCLDSTOP	0x00000001
311 #define	LINUX_SA_NOCLDWAIT	0x00000002
312 #define	LINUX_SA_SIGINFO	0x00000004
313 #define	LINUX_SA_RESTORER	0x04000000
314 #define	LINUX_SA_ONSTACK	0x08000000
315 #define	LINUX_SA_RESTART	0x10000000
316 #define	LINUX_SA_INTERRUPT	0x20000000
317 #define	LINUX_SA_NOMASK		0x40000000
318 #define	LINUX_SA_ONESHOT	0x80000000
319 
320 /* sigprocmask actions */
321 #define	LINUX_SIG_BLOCK		0
322 #define	LINUX_SIG_UNBLOCK	1
323 #define	LINUX_SIG_SETMASK	2
324 
325 /* sigset_t macros */
326 #define	LINUX_SIGEMPTYSET(set)		(set).__bits[0] = (set).__bits[1] = 0
327 #define	LINUX_SIGISMEMBER(set, sig)	SIGISMEMBER(set, sig)
328 #define	LINUX_SIGADDSET(set, sig)	SIGADDSET(set, sig)
329 
330 /* sigaltstack */
331 #define	LINUX_MINSIGSTKSZ	2048
332 #define	LINUX_SS_ONSTACK	1
333 #define	LINUX_SS_DISABLE	2
334 
335 int linux_to_bsd_sigaltstack(int lsa);
336 int bsd_to_linux_sigaltstack(int bsa);
337 
338 typedef l_uintptr_t l_handler_t;
339 typedef l_ulong	l_osigset_t;
340 
341 typedef struct {
342 	l_uint	__bits[LINUX_NSIG_WORDS];
343 } __packed l_sigset_t;
344 
345 typedef struct {
346 	l_handler_t	lsa_handler;
347 	l_osigset_t	lsa_mask;
348 	l_ulong		lsa_flags;
349 	l_uintptr_t	lsa_restorer;
350 } __packed l_osigaction_t;
351 
352 typedef struct {
353 	l_handler_t	lsa_handler;
354 	l_ulong		lsa_flags;
355 	l_uintptr_t	lsa_restorer;
356 	l_sigset_t	lsa_mask;
357 } __packed l_sigaction_t;
358 
359 typedef struct {
360 	l_uintptr_t	ss_sp;
361 	l_int		ss_flags;
362 	l_size_t	ss_size;
363 } __packed l_stack_t;
364 
365 /* The Linux sigcontext, pretty much a standard 386 trapframe. */
366 struct l_sigcontext {
367 	l_int		sc_gs;
368 	l_int		sc_fs;
369 	l_int		sc_es;
370 	l_int		sc_ds;
371 	l_int		sc_edi;
372 	l_int		sc_esi;
373 	l_int		sc_ebp;
374 	l_int		sc_esp;
375 	l_int		sc_ebx;
376 	l_int		sc_edx;
377 	l_int		sc_ecx;
378 	l_int		sc_eax;
379 	l_int		sc_trapno;
380 	l_int		sc_err;
381 	l_int		sc_eip;
382 	l_int		sc_cs;
383 	l_int		sc_eflags;
384 	l_int		sc_esp_at_signal;
385 	l_int		sc_ss;
386 	l_int		sc_387;
387 	l_int		sc_mask;
388 	l_int		sc_cr2;
389 } __packed;
390 
391 struct l_ucontext {
392 	l_ulong		uc_flags;
393 	l_uintptr_t	uc_link;
394 	l_stack_t	uc_stack;
395 	struct l_sigcontext	uc_mcontext;
396 	l_sigset_t	uc_sigmask;
397 } __packed;
398 
399 #define	LINUX_SI_MAX_SIZE	128
400 #define	LINUX_SI_PAD_SIZE	((LINUX_SI_MAX_SIZE/sizeof(l_int)) - 3)
401 
402 union l_sigval {
403 	l_int		sival_int;
404 	l_uintptr_t	sival_ptr;
405 };
406 
407 typedef struct l_siginfo {
408 	l_int		lsi_signo;
409 	l_int		lsi_errno;
410 	l_int		lsi_code;
411 	union {
412 		l_int	_pad[LINUX_SI_PAD_SIZE];
413 
414 		struct {
415 			l_pid_t		_pid;
416 			l_uid16_t	_uid;
417 		} __packed _kill;
418 
419 		struct {
420 			l_uint		_timer1;
421 			l_uint		_timer2;
422 		} __packed _timer;
423 
424 		struct {
425 			l_pid_t		_pid;		/* sender's pid */
426 			l_uid16_t	_uid;		/* sender's uid */
427 			union l_sigval _sigval;
428 		} __packed _rt;
429 
430 		struct {
431 			l_pid_t		_pid;		/* which child */
432 			l_uid16_t	_uid;		/* sender's uid */
433 			l_int		_status;	/* exit code */
434 			l_clock_t	_utime;
435 			l_clock_t	_stime;
436 		} __packed _sigchld;
437 
438 		struct {
439 			l_uintptr_t	_addr;	/* Faulting insn/memory ref. */
440 		} __packed _sigfault;
441 
442 		struct {
443 			l_int		_band;	/* POLL_IN,POLL_OUT,POLL_MSG */
444 			l_int		_fd;
445 		} __packed _sigpoll;
446 	} _sifields;
447 } __packed l_siginfo_t;
448 
449 #define	lsi_pid		_sifields._kill._pid
450 #define	lsi_uid		_sifields._kill._uid
451 #define	lsi_status	_sifields._sigchld._status
452 #define	lsi_utime	_sifields._sigchld._utime
453 #define	lsi_stime	_sifields._sigchld._stime
454 #define	lsi_value	_sifields._rt._sigval
455 #define	lsi_int		_sifields._rt._sigval.sival_int
456 #define	lsi_ptr		_sifields._rt._sigval.sival_ptr
457 #define	lsi_addr	_sifields._sigfault._addr
458 #define	lsi_band	_sifields._sigpoll._band
459 #define	lsi_fd		_sifields._sigpoll._fd
460 
461 struct l_fpreg {
462 	u_int16_t	significand[4];
463 	u_int16_t	exponent;
464 } __packed;
465 
466 struct l_fpxreg {
467 	u_int16_t	significand[4];
468 	u_int16_t	exponent;
469 	u_int16_t	padding[3];
470 } __packed;
471 
472 struct l_xmmreg {
473 	u_int32_t	element[4];
474 } __packed;
475 
476 struct l_fpstate {
477 	/* Regular FPU environment */
478 	u_int32_t		cw;
479 	u_int32_t		sw;
480 	u_int32_t		tag;
481 	u_int32_t		ipoff;
482 	u_int32_t		cssel;
483 	u_int32_t		dataoff;
484 	u_int32_t		datasel;
485 	struct l_fpreg		_st[8];
486 	u_int16_t		status;
487 	u_int16_t		magic;		/* 0xffff = regular FPU data */
488 
489 	/* FXSR FPU environment */
490 	u_int32_t		_fxsr_env[6];	/* env is ignored. */
491 	u_int32_t		mxcsr;
492 	u_int32_t		reserved;
493 	struct l_fpxreg		_fxsr_st[8];	/* reg data is ignored. */
494 	struct l_xmmreg		_xmm[8];
495 	u_int32_t		padding[56];
496 } __packed;
497 
498 /*
499  * We make the stack look like Linux expects it when calling a signal
500  * handler, but use the BSD way of calling the handler and sigreturn().
501  * This means that we need to pass the pointer to the handler too.
502  * It is appended to the frame to not interfere with the rest of it.
503  */
504 struct l_sigframe {
505 	l_int			sf_sig;
506 	struct l_sigcontext	sf_sc;
507 	struct l_fpstate	sf_fpstate;
508 	l_uint			sf_extramask[LINUX_NSIG_WORDS-1];
509 	l_handler_t		sf_handler;
510 } __packed;
511 
512 struct l_rt_sigframe {
513 	l_int			sf_sig;
514 	l_uintptr_t 		sf_siginfo;
515 	l_uintptr_t		sf_ucontext;
516 	l_siginfo_t		sf_si;
517 	struct l_ucontext 	sf_sc;
518 	l_handler_t 		sf_handler;
519 } __packed;
520 
521 extern int bsd_to_linux_signal[];
522 extern int linux_to_bsd_signal[];
523 extern struct sysentvec elf_linux_sysvec;
524 
525 /*
526  * Pluggable ioctl handlers
527  */
528 struct linux_ioctl_args;
529 struct thread;
530 
531 typedef int linux_ioctl_function_t(struct thread *, struct linux_ioctl_args *);
532 
533 struct linux_ioctl_handler {
534 	linux_ioctl_function_t *func;
535 	int	low, high;
536 };
537 
538 int	linux_ioctl_register_handler(struct linux_ioctl_handler *h);
539 int	linux_ioctl_unregister_handler(struct linux_ioctl_handler *h);
540 
541 /*
542  * open/fcntl flags
543  */
544 #define	LINUX_O_RDONLY		00000000
545 #define	LINUX_O_WRONLY		00000001
546 #define	LINUX_O_RDWR		00000002
547 #define	LINUX_O_ACCMODE		00000003
548 #define	LINUX_O_CREAT		00000100
549 #define	LINUX_O_EXCL		00000200
550 #define	LINUX_O_NOCTTY		00000400
551 #define	LINUX_O_TRUNC		00001000
552 #define	LINUX_O_APPEND		00002000
553 #define	LINUX_O_NONBLOCK	00004000
554 #define	LINUX_O_NDELAY		LINUX_O_NONBLOCK
555 #define	LINUX_O_SYNC		00010000
556 #define	LINUX_FASYNC		00020000
557 #define	LINUX_O_DIRECT		00040000	/* Direct disk access hint */
558 #define	LINUX_O_LARGEFILE	00100000
559 #define	LINUX_O_DIRECTORY	00200000	/* Must be a directory */
560 #define	LINUX_O_NOFOLLOW	00400000	/* Do not follow links */
561 #define	LINUX_O_NOATIME		01000000
562 
563 #define	LINUX_F_DUPFD		0
564 #define	LINUX_F_GETFD		1
565 #define	LINUX_F_SETFD		2
566 #define	LINUX_F_GETFL		3
567 #define	LINUX_F_SETFL		4
568 #define	LINUX_F_GETLK		5
569 #define	LINUX_F_SETLK		6
570 #define	LINUX_F_SETLKW		7
571 #define	LINUX_F_SETOWN		8
572 #define	LINUX_F_GETOWN		9
573 
574 #define	LINUX_F_GETLK64		12
575 #define	LINUX_F_SETLK64		13
576 #define	LINUX_F_SETLKW64	14
577 
578 #define	LINUX_F_RDLCK		0
579 #define	LINUX_F_WRLCK		1
580 #define	LINUX_F_UNLCK		2
581 
582 #define	LINUX_AT_FDCWD		-100
583 
584 /*
585  * mount flags
586  */
587 #define	LINUX_MS_RDONLY		0x0001
588 #define	LINUX_MS_NOSUID		0x0002
589 #define	LINUX_MS_NODEV		0x0004
590 #define	LINUX_MS_NOEXEC		0x0008
591 #define	LINUX_MS_REMOUNT	0x0020
592 
593 /*
594  * SystemV IPC defines
595  */
596 #define	LINUX_SEMOP		1
597 #define	LINUX_SEMGET		2
598 #define	LINUX_SEMCTL		3
599 #define	LINUX_MSGSND		11
600 #define	LINUX_MSGRCV		12
601 #define	LINUX_MSGGET		13
602 #define	LINUX_MSGCTL		14
603 #define	LINUX_SHMAT		21
604 #define	LINUX_SHMDT		22
605 #define	LINUX_SHMGET		23
606 #define	LINUX_SHMCTL		24
607 
608 #define	LINUX_IPC_RMID		0
609 #define	LINUX_IPC_SET		1
610 #define	LINUX_IPC_STAT		2
611 #define	LINUX_IPC_INFO		3
612 
613 #define	LINUX_SHM_LOCK		11
614 #define	LINUX_SHM_UNLOCK	12
615 #define	LINUX_SHM_STAT		13
616 #define	LINUX_SHM_INFO		14
617 
618 #define	LINUX_SHM_RDONLY	0x1000
619 #define	LINUX_SHM_RND		0x2000
620 #define	LINUX_SHM_REMAP		0x4000
621 
622 /* semctl commands */
623 #define	LINUX_GETPID		11
624 #define	LINUX_GETVAL		12
625 #define	LINUX_GETALL		13
626 #define	LINUX_GETNCNT		14
627 #define	LINUX_GETZCNT		15
628 #define	LINUX_SETVAL		16
629 #define	LINUX_SETALL		17
630 #define	LINUX_SEM_STAT		18
631 #define	LINUX_SEM_INFO		19
632 
633 union l_semun {
634 	l_int		val;
635 	l_uintptr_t	buf;
636 	l_uintptr_t	array;
637 	l_uintptr_t	__buf;
638 	l_uintptr_t	__pad;
639 } __packed;
640 
641 /*
642  * Socket defines
643  */
644 #define	LINUX_SOCKET 		1
645 #define	LINUX_BIND		2
646 #define	LINUX_CONNECT 		3
647 #define	LINUX_LISTEN 		4
648 #define	LINUX_ACCEPT 		5
649 #define	LINUX_GETSOCKNAME	6
650 #define	LINUX_GETPEERNAME	7
651 #define	LINUX_SOCKETPAIR	8
652 #define	LINUX_SEND		9
653 #define	LINUX_RECV		10
654 #define	LINUX_SENDTO 		11
655 #define	LINUX_RECVFROM 		12
656 #define	LINUX_SHUTDOWN 		13
657 #define	LINUX_SETSOCKOPT	14
658 #define	LINUX_GETSOCKOPT	15
659 #define	LINUX_SENDMSG		16
660 #define	LINUX_RECVMSG		17
661 
662 #define	LINUX_AF_UNSPEC		0
663 #define	LINUX_AF_UNIX		1
664 #define	LINUX_AF_INET		2
665 #define	LINUX_AF_AX25		3
666 #define	LINUX_AF_IPX		4
667 #define	LINUX_AF_APPLETALK	5
668 #define	LINUX_AF_INET6		10
669 
670 #define	LINUX_SOL_SOCKET	1
671 #define	LINUX_SOL_IP		0
672 #define	LINUX_SOL_IPX		256
673 #define	LINUX_SOL_AX25		257
674 #define	LINUX_SOL_TCP		6
675 #define	LINUX_SOL_UDP		17
676 
677 #define	LINUX_SO_DEBUG		1
678 #define	LINUX_SO_REUSEADDR	2
679 #define	LINUX_SO_TYPE		3
680 #define	LINUX_SO_ERROR		4
681 #define	LINUX_SO_DONTROUTE	5
682 #define	LINUX_SO_BROADCAST	6
683 #define	LINUX_SO_SNDBUF		7
684 #define	LINUX_SO_RCVBUF		8
685 #define	LINUX_SO_KEEPALIVE	9
686 #define	LINUX_SO_OOBINLINE	10
687 #define	LINUX_SO_NO_CHECK	11
688 #define	LINUX_SO_PRIORITY	12
689 #define	LINUX_SO_LINGER		13
690 #define	LINUX_SO_PEERCRED	17
691 #define	LINUX_SO_RCVLOWAT	18
692 #define	LINUX_SO_SNDLOWAT	19
693 #define	LINUX_SO_RCVTIMEO	20
694 #define	LINUX_SO_SNDTIMEO	21
695 #define	LINUX_SO_TIMESTAMP	29
696 #define	LINUX_SO_ACCEPTCONN	30
697 
698 #define	LINUX_IP_TOS		1
699 #define	LINUX_IP_TTL		2
700 #define	LINUX_IP_HDRINCL	3
701 #define	LINUX_IP_OPTIONS	4
702 
703 #define	LINUX_IP_MULTICAST_IF		32
704 #define	LINUX_IP_MULTICAST_TTL		33
705 #define	LINUX_IP_MULTICAST_LOOP		34
706 #define	LINUX_IP_ADD_MEMBERSHIP		35
707 #define	LINUX_IP_DROP_MEMBERSHIP	36
708 
709 struct l_sockaddr {
710 	l_ushort	sa_family;
711 	char		sa_data[14];
712 } __packed;
713 
714 struct l_ifmap {
715 	l_ulong		mem_start;
716 	l_ulong		mem_end;
717 	l_ushort	base_addr;
718 	u_char		irq;
719 	u_char		dma;
720 	u_char		port;
721 } __packed;
722 
723 #define	LINUX_IFHWADDRLEN	6
724 #define	LINUX_IFNAMSIZ		16
725 
726 struct l_ifreq {
727 	union {
728 		char	ifrn_name[LINUX_IFNAMSIZ];
729 	} ifr_ifrn;
730 
731 	union {
732 		struct l_sockaddr	ifru_addr;
733 		struct l_sockaddr	ifru_dstaddr;
734 		struct l_sockaddr	ifru_broadaddr;
735 		struct l_sockaddr	ifru_netmask;
736 		struct l_sockaddr	ifru_hwaddr;
737 		l_short		ifru_flags[1];
738 		l_int		ifru_metric;
739 		l_int		ifru_mtu;
740 		struct l_ifmap	ifru_map;
741 		char		ifru_slave[LINUX_IFNAMSIZ];
742 		l_uintptr_t	ifru_data;
743 	} ifr_ifru;
744 } __packed;
745 
746 #define	ifr_name	ifr_ifrn.ifrn_name	/* Interface name */
747 #define	ifr_hwaddr	ifr_ifru.ifru_hwaddr	/* MAC address */
748 
749 struct l_ifconf {
750 	int	ifc_len;
751 	union {
752 		l_uintptr_t	ifcu_buf;
753 		l_uintptr_t	ifcu_req;
754 	} ifc_ifcu;
755 } __packed;
756 
757 #define	ifc_buf		ifc_ifcu.ifcu_buf
758 #define	ifc_req		ifc_ifcu.ifcu_req
759 
760 /*
761  * poll()
762  */
763 #define	LINUX_POLLIN		0x0001
764 #define	LINUX_POLLPRI		0x0002
765 #define	LINUX_POLLOUT		0x0004
766 #define	LINUX_POLLERR		0x0008
767 #define	LINUX_POLLHUP		0x0010
768 #define	LINUX_POLLNVAL		0x0020
769 #define	LINUX_POLLRDNORM	0x0040
770 #define	LINUX_POLLRDBAND	0x0080
771 #define	LINUX_POLLWRNORM	0x0100
772 #define	LINUX_POLLWRBAND	0x0200
773 #define	LINUX_POLLMSG		0x0400
774 
775 struct l_pollfd {
776 	l_int		fd;
777 	l_short		events;
778 	l_short		revents;
779 } __packed;
780 
781 struct l_user_desc {
782 	l_uint		entry_number;
783 	l_uint		base_addr;
784 	l_uint		limit;
785 	l_uint		seg_32bit:1;
786 	l_uint		contents:2;
787 	l_uint		read_exec_only:1;
788 	l_uint		limit_in_pages:1;
789 	l_uint		seg_not_present:1;
790 	l_uint		useable:1;
791 };
792 
793 #define	LINUX_LOWERWORD	0x0000ffff
794 
795 /*
796  * Macros which does the same thing as those in Linux include/asm-um/ldt-i386.h.
797  * These convert Linux user space descriptor to machine one.
798  */
799 #define	LINUX_LDT_entry_a(info)					\
800 	((((info)->base_addr & LINUX_LOWERWORD) << 16) |	\
801 	((info)->limit & LINUX_LOWERWORD))
802 
803 #define	LINUX_ENTRY_B_READ_EXEC_ONLY	9
804 #define	LINUX_ENTRY_B_CONTENTS		10
805 #define	LINUX_ENTRY_B_SEG_NOT_PRESENT	15
806 #define	LINUX_ENTRY_B_BASE_ADDR		16
807 #define	LINUX_ENTRY_B_USEABLE		20
808 #define	LINUX_ENTRY_B_SEG32BIT		22
809 #define	LINUX_ENTRY_B_LIMIT		23
810 
811 #define	LINUX_LDT_entry_b(info)							\
812 	(((info)->base_addr & 0xff000000) |					\
813 	((info)->limit & 0xf0000) |						\
814 	((info)->contents << LINUX_ENTRY_B_CONTENTS) |				\
815 	(((info)->seg_not_present == 0) << LINUX_ENTRY_B_SEG_NOT_PRESENT) |	\
816 	(((info)->base_addr & 0x00ff0000) >> LINUX_ENTRY_B_BASE_ADDR) |		\
817 	(((info)->read_exec_only == 0) << LINUX_ENTRY_B_READ_EXEC_ONLY) |	\
818 	((info)->seg_32bit << LINUX_ENTRY_B_SEG32BIT) |				\
819 	((info)->useable << LINUX_ENTRY_B_USEABLE) |				\
820 	((info)->limit_in_pages << LINUX_ENTRY_B_LIMIT) | 0x7000)
821 
822 #define	LINUX_LDT_empty(info)		\
823 	((info)->base_addr == 0 &&	\
824 	(info)->limit == 0 &&		\
825 	(info)->contents == 0 &&	\
826 	(info)->seg_not_present == 1 &&	\
827 	(info)->read_exec_only == 1 &&	\
828 	(info)->seg_32bit == 0 &&	\
829 	(info)->limit_in_pages == 0 &&	\
830 	(info)->useable == 0)
831 
832 /*
833  * Macros for converting segments.
834  * They do the same as those in arch/i386/kernel/process.c in Linux.
835  */
836 #define	LINUX_GET_BASE(desc)				\
837 	((((desc)->a >> 16) & LINUX_LOWERWORD) |	\
838 	(((desc)->b << 16) & 0x00ff0000) |		\
839 	((desc)->b & 0xff000000))
840 
841 #define	LINUX_GET_LIMIT(desc)			\
842 	(((desc)->a & LINUX_LOWERWORD) |	\
843 	((desc)->b & 0xf0000))
844 
845 #define	LINUX_GET_32BIT(desc)		\
846 	(((desc)->b >> LINUX_ENTRY_B_SEG32BIT) & 1)
847 #define	LINUX_GET_CONTENTS(desc)	\
848 	(((desc)->b >> LINUX_ENTRY_B_CONTENTS) & 3)
849 #define	LINUX_GET_WRITABLE(desc)	\
850 	(((desc)->b >> LINUX_ENTRY_B_READ_EXEC_ONLY) & 1)
851 #define	LINUX_GET_LIMIT_PAGES(desc)	\
852 	(((desc)->b >> LINUX_ENTRY_B_LIMIT) & 1)
853 #define	LINUX_GET_PRESENT(desc)		\
854 	(((desc)->b >> LINUX_ENTRY_B_SEG_NOT_PRESENT) & 1)
855 #define	LINUX_GET_USEABLE(desc)		\
856 	(((desc)->b >> LINUX_ENTRY_B_USEABLE) & 1)
857 
858 #define	LINUX_CLOCK_REALTIME		0
859 #define	LINUX_CLOCK_MONOTONIC		1
860 #define	LINUX_CLOCK_PROCESS_CPUTIME_ID	2
861 #define	LINUX_CLOCK_THREAD_CPUTIME_ID	3
862 #define	LINUX_CLOCK_REALTIME_HR		4
863 #define	LINUX_CLOCK_MONOTONIC_HR	5
864 
865 typedef int l_timer_t;
866 typedef int l_mqd_t;
867 
868 #define	LINUX_CLONE_VM			0x00000100
869 #define	LINUX_CLONE_FS			0x00000200
870 #define	LINUX_CLONE_FILES		0x00000400
871 #define	LINUX_CLONE_SIGHAND		0x00000800
872 #define	LINUX_CLONE_PID			0x00001000	/* No longer exist in Linux */
873 #define	LINUX_CLONE_VFORK		0x00004000
874 #define	LINUX_CLONE_PARENT		0x00008000
875 #define	LINUX_CLONE_THREAD		0x00010000
876 #define	LINUX_CLONE_SETTLS		0x00080000
877 #define	LINUX_CLONE_PARENT_SETTID	0x00100000
878 #define	LINUX_CLONE_CHILD_CLEARTID	0x00200000
879 #define	LINUX_CLONE_CHILD_SETTID	0x01000000
880 
881 #define	LINUX_THREADING_FLAGS					\
882 	(LINUX_CLONE_VM | LINUX_CLONE_FS | LINUX_CLONE_FILES |	\
883 	LINUX_CLONE_SIGHAND | LINUX_CLONE_THREAD)
884 
885 #endif /* !_AMD64_LINUX_H_ */
886