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 */
41extern 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#define	LINUX_DTRACE	linuxulator32
46
47#ifdef MALLOC_DECLARE
48MALLOC_DECLARE(M_LINUX);
49#endif
50
51#define	LINUX32_MAXUSER		((1ul << 32) - PAGE_SIZE)
52#define	LINUX32_SHAREDPAGE	(LINUX32_MAXUSER - PAGE_SIZE)
53#define	LINUX32_USRSTACK	LINUX32_SHAREDPAGE
54
55/* XXX 16 = sizeof(linux32_ps_strings) */
56#define	LINUX32_PS_STRINGS	(LINUX32_USRSTACK - 16)
57#define	LINUX32_MAXDSIZ		(512 * 1024 * 1024)	/* 512MB */
58#define	LINUX32_MAXSSIZ		(64 * 1024 * 1024)	/* 64MB */
59#define	LINUX32_MAXVMEM		0			/* Unlimited */
60
61#define	PTRIN(v)	(void *)(uintptr_t)(v)
62#define	PTROUT(v)	(l_uintptr_t)(uintptr_t)(v)
63
64/*
65 * Provide a separate set of types for the Linux types.
66 */
67typedef int		l_int;
68typedef int32_t		l_long;
69typedef int64_t		l_longlong;
70typedef short		l_short;
71typedef unsigned int	l_uint;
72typedef uint32_t	l_ulong;
73typedef uint64_t	l_ulonglong;
74typedef unsigned short	l_ushort;
75
76typedef l_ulong		l_uintptr_t;
77typedef l_long		l_clock_t;
78typedef l_int		l_daddr_t;
79typedef l_ushort	l_dev_t;
80typedef l_uint		l_gid_t;
81typedef l_ushort	l_gid16_t;
82typedef l_ulong		l_ino_t;
83typedef l_int		l_key_t;
84typedef l_longlong	l_loff_t;
85typedef l_ushort	l_mode_t;
86typedef l_long		l_off_t;
87typedef l_int		l_pid_t;
88typedef l_uint		l_size_t;
89typedef l_long		l_suseconds_t;
90typedef l_long		l_time_t;
91typedef l_uint		l_uid_t;
92typedef l_ushort	l_uid16_t;
93typedef l_int		l_timer_t;
94typedef l_int		l_mqd_t;
95
96typedef struct {
97	l_int		val[2];
98} __packed l_fsid_t;
99
100typedef struct {
101	l_time_t	tv_sec;
102	l_suseconds_t	tv_usec;
103} l_timeval;
104
105#define	l_fd_set	fd_set
106
107/*
108 * Miscellaneous
109 */
110#define	LINUX_NAME_MAX		255
111#define	LINUX_MAX_UTSNAME	65
112
113#define	LINUX_CTL_MAXNAME	10
114
115#define	LINUX_AT_COUNT		16	/* Count of used aux entry types.
116					 * Keep this synchronized with
117					 * elf_linux_fixup() code.
118					 */
119struct l___sysctl_args
120{
121	l_uintptr_t	name;
122	l_int		nlen;
123	l_uintptr_t	oldval;
124	l_uintptr_t	oldlenp;
125	l_uintptr_t	newval;
126	l_size_t	newlen;
127	l_ulong		__spare[4];
128} __packed;
129
130/* Scheduling policies */
131#define	LINUX_SCHED_OTHER	0
132#define	LINUX_SCHED_FIFO	1
133#define	LINUX_SCHED_RR		2
134
135/* Resource limits */
136#define	LINUX_RLIMIT_CPU	0
137#define	LINUX_RLIMIT_FSIZE	1
138#define	LINUX_RLIMIT_DATA	2
139#define	LINUX_RLIMIT_STACK	3
140#define	LINUX_RLIMIT_CORE	4
141#define	LINUX_RLIMIT_RSS	5
142#define	LINUX_RLIMIT_NPROC	6
143#define	LINUX_RLIMIT_NOFILE	7
144#define	LINUX_RLIMIT_MEMLOCK	8
145#define	LINUX_RLIMIT_AS		9	/* Address space limit */
146
147#define	LINUX_RLIM_NLIMITS	10
148
149struct l_rlimit {
150	l_ulong rlim_cur;
151	l_ulong rlim_max;
152} __packed;
153
154struct l_rusage {
155	l_timeval ru_utime;
156	l_timeval ru_stime;
157	l_long	ru_maxrss;
158	l_long	ru_ixrss;
159	l_long	ru_idrss;
160	l_long	ru_isrss;
161	l_long	ru_minflt;
162	l_long	ru_majflt;
163	l_long	ru_nswap;
164	l_long	ru_inblock;
165	l_long	ru_oublock;
166	l_long	ru_msgsnd;
167	l_long	ru_msgrcv;
168	l_long	ru_nsignals;
169	l_long	ru_nvcsw;
170	l_long	ru_nivcsw;
171} __packed;
172
173/* mmap options */
174#define	LINUX_MAP_SHARED	0x0001
175#define	LINUX_MAP_PRIVATE	0x0002
176#define	LINUX_MAP_FIXED		0x0010
177#define	LINUX_MAP_ANON		0x0020
178#define	LINUX_MAP_GROWSDOWN	0x0100
179
180struct l_mmap_argv {
181	l_uintptr_t	addr;
182	l_size_t	len;
183	l_int		prot;
184	l_int		flags;
185	l_int		fd;
186	l_ulong		pgoff;
187};
188
189/*
190 * stat family of syscalls
191 */
192struct l_timespec {
193	l_time_t	tv_sec;
194	l_long		tv_nsec;
195} __packed;
196
197struct l_newstat {
198	l_ushort	st_dev;
199	l_ushort	__pad1;
200	l_ulong		st_ino;
201	l_ushort	st_mode;
202	l_ushort	st_nlink;
203	l_ushort	st_uid;
204	l_ushort	st_gid;
205	l_ushort	st_rdev;
206	l_ushort	__pad2;
207	l_ulong		st_size;
208	l_ulong		st_blksize;
209	l_ulong		st_blocks;
210	struct l_timespec	st_atim;
211	struct l_timespec	st_mtim;
212	struct l_timespec	st_ctim;
213	l_ulong		__unused4;
214	l_ulong		__unused5;
215} __packed;
216
217struct l_stat {
218	l_ushort	st_dev;
219	l_ulong		st_ino;
220	l_ushort	st_mode;
221	l_ushort	st_nlink;
222	l_ushort	st_uid;
223	l_ushort	st_gid;
224	l_ushort	st_rdev;
225	l_long		st_size;
226	struct l_timespec	st_atim;
227	struct l_timespec	st_mtim;
228	struct l_timespec	st_ctim;
229	l_long		st_blksize;
230	l_long		st_blocks;
231	l_ulong		st_flags;
232	l_ulong		st_gen;
233};
234
235struct l_stat64 {
236	l_ushort	st_dev;
237	u_char		__pad0[10];
238	l_ulong		__st_ino;
239	l_uint		st_mode;
240	l_uint		st_nlink;
241	l_ulong		st_uid;
242	l_ulong		st_gid;
243	l_ushort	st_rdev;
244	u_char		__pad3[10];
245	l_longlong	st_size;
246	l_ulong		st_blksize;
247	l_ulong		st_blocks;
248	l_ulong		__pad4;
249	struct l_timespec	st_atim;
250	struct l_timespec	st_mtim;
251	struct l_timespec	st_ctim;
252	l_ulonglong	st_ino;
253} __packed;
254
255struct l_statfs64 {
256        l_int           f_type;
257        l_int           f_bsize;
258        uint64_t        f_blocks;
259        uint64_t        f_bfree;
260        uint64_t        f_bavail;
261        uint64_t        f_files;
262        uint64_t        f_ffree;
263        l_fsid_t        f_fsid;
264        l_int           f_namelen;
265        l_int           f_spare[6];
266} __packed;
267
268struct l_new_utsname {
269	char	sysname[LINUX_MAX_UTSNAME];
270	char	nodename[LINUX_MAX_UTSNAME];
271	char	release[LINUX_MAX_UTSNAME];
272	char	version[LINUX_MAX_UTSNAME];
273	char	machine[LINUX_MAX_UTSNAME];
274	char	domainname[LINUX_MAX_UTSNAME];
275} __packed;
276
277/*
278 * Signalling
279 */
280#define	LINUX_SIGHUP		1
281#define	LINUX_SIGINT		2
282#define	LINUX_SIGQUIT		3
283#define	LINUX_SIGILL		4
284#define	LINUX_SIGTRAP		5
285#define	LINUX_SIGABRT		6
286#define	LINUX_SIGIOT		LINUX_SIGABRT
287#define	LINUX_SIGBUS		7
288#define	LINUX_SIGFPE		8
289#define	LINUX_SIGKILL		9
290#define	LINUX_SIGUSR1		10
291#define	LINUX_SIGSEGV		11
292#define	LINUX_SIGUSR2		12
293#define	LINUX_SIGPIPE		13
294#define	LINUX_SIGALRM		14
295#define	LINUX_SIGTERM		15
296#define	LINUX_SIGSTKFLT		16
297#define	LINUX_SIGCHLD		17
298#define	LINUX_SIGCONT		18
299#define	LINUX_SIGSTOP		19
300#define	LINUX_SIGTSTP		20
301#define	LINUX_SIGTTIN		21
302#define	LINUX_SIGTTOU		22
303#define	LINUX_SIGURG		23
304#define	LINUX_SIGXCPU		24
305#define	LINUX_SIGXFSZ		25
306#define	LINUX_SIGVTALRM		26
307#define	LINUX_SIGPROF		27
308#define	LINUX_SIGWINCH		28
309#define	LINUX_SIGIO		29
310#define	LINUX_SIGPOLL		LINUX_SIGIO
311#define	LINUX_SIGPWR		30
312#define	LINUX_SIGSYS		31
313#define	LINUX_SIGRTMIN		32
314
315#define	LINUX_SIGTBLSZ		31
316#define	LINUX_NSIG_WORDS	2
317#define	LINUX_NBPW		32
318#define	LINUX_NSIG		(LINUX_NBPW * LINUX_NSIG_WORDS)
319
320/* sigaction flags */
321#define	LINUX_SA_NOCLDSTOP	0x00000001
322#define	LINUX_SA_NOCLDWAIT	0x00000002
323#define	LINUX_SA_SIGINFO	0x00000004
324#define	LINUX_SA_RESTORER	0x04000000
325#define	LINUX_SA_ONSTACK	0x08000000
326#define	LINUX_SA_RESTART	0x10000000
327#define	LINUX_SA_INTERRUPT	0x20000000
328#define	LINUX_SA_NOMASK		0x40000000
329#define	LINUX_SA_ONESHOT	0x80000000
330
331/* sigprocmask actions */
332#define	LINUX_SIG_BLOCK		0
333#define	LINUX_SIG_UNBLOCK	1
334#define	LINUX_SIG_SETMASK	2
335
336/* sigset_t macros */
337#define	LINUX_SIGEMPTYSET(set)		(set).__bits[0] = (set).__bits[1] = 0
338#define	LINUX_SIGISMEMBER(set, sig)	SIGISMEMBER(set, sig)
339#define	LINUX_SIGADDSET(set, sig)	SIGADDSET(set, sig)
340
341/* sigaltstack */
342#define	LINUX_MINSIGSTKSZ	2048
343#define	LINUX_SS_ONSTACK	1
344#define	LINUX_SS_DISABLE	2
345
346int linux_to_bsd_sigaltstack(int lsa);
347int bsd_to_linux_sigaltstack(int bsa);
348
349typedef l_uintptr_t l_handler_t;
350typedef l_ulong	l_osigset_t;
351
352typedef struct {
353	l_uint	__bits[LINUX_NSIG_WORDS];
354} __packed l_sigset_t;
355
356typedef struct {
357	l_handler_t	lsa_handler;
358	l_osigset_t	lsa_mask;
359	l_ulong		lsa_flags;
360	l_uintptr_t	lsa_restorer;
361} __packed l_osigaction_t;
362
363typedef struct {
364	l_handler_t	lsa_handler;
365	l_ulong		lsa_flags;
366	l_uintptr_t	lsa_restorer;
367	l_sigset_t	lsa_mask;
368} __packed l_sigaction_t;
369
370typedef struct {
371	l_uintptr_t	ss_sp;
372	l_int		ss_flags;
373	l_size_t	ss_size;
374} __packed l_stack_t;
375
376/* The Linux sigcontext, pretty much a standard 386 trapframe. */
377struct l_sigcontext {
378	l_uint		sc_gs;
379	l_uint		sc_fs;
380	l_uint		sc_es;
381	l_uint		sc_ds;
382	l_uint		sc_edi;
383	l_uint		sc_esi;
384	l_uint		sc_ebp;
385	l_uint		sc_esp;
386	l_uint		sc_ebx;
387	l_uint		sc_edx;
388	l_uint		sc_ecx;
389	l_uint		sc_eax;
390	l_uint		sc_trapno;
391	l_uint		sc_err;
392	l_uint		sc_eip;
393	l_uint		sc_cs;
394	l_uint		sc_eflags;
395	l_uint		sc_esp_at_signal;
396	l_uint		sc_ss;
397	l_uint		sc_387;
398	l_uint		sc_mask;
399	l_uint		sc_cr2;
400} __packed;
401
402struct l_ucontext {
403	l_ulong		uc_flags;
404	l_uintptr_t	uc_link;
405	l_stack_t	uc_stack;
406	struct l_sigcontext	uc_mcontext;
407	l_sigset_t	uc_sigmask;
408} __packed;
409
410#define	LINUX_SI_MAX_SIZE	128
411#define	LINUX_SI_PAD_SIZE	((LINUX_SI_MAX_SIZE/sizeof(l_int)) - 3)
412
413typedef union l_sigval {
414	l_int		sival_int;
415	l_uintptr_t	sival_ptr;
416} l_sigval_t;
417
418typedef struct l_siginfo {
419	l_int		lsi_signo;
420	l_int		lsi_errno;
421	l_int		lsi_code;
422	union {
423		l_int	_pad[LINUX_SI_PAD_SIZE];
424
425		struct {
426			l_pid_t		_pid;
427			l_uid_t		_uid;
428		} __packed _kill;
429
430		struct {
431			l_timer_t	_tid;
432			l_int		_overrun;
433			char		_pad[sizeof(l_uid_t) - sizeof(l_int)];
434			l_sigval_t	_sigval;
435			l_int		_sys_private;
436		} __packed _timer;
437
438		struct {
439			l_pid_t		_pid;		/* sender's pid */
440			l_uid_t		_uid;		/* sender's uid */
441			l_sigval_t	_sigval;
442		} __packed _rt;
443
444		struct {
445			l_pid_t		_pid;		/* which child */
446			l_uid_t		_uid;		/* sender's uid */
447			l_int		_status;	/* exit code */
448			l_clock_t	_utime;
449			l_clock_t	_stime;
450		} __packed _sigchld;
451
452		struct {
453			l_uintptr_t	_addr;	/* Faulting insn/memory ref. */
454		} __packed _sigfault;
455
456		struct {
457			l_long		_band;	/* POLL_IN,POLL_OUT,POLL_MSG */
458			l_int		_fd;
459		} __packed _sigpoll;
460	} _sifields;
461} __packed l_siginfo_t;
462
463#define	lsi_pid		_sifields._kill._pid
464#define	lsi_uid		_sifields._kill._uid
465#define	lsi_tid		_sifields._timer._tid
466#define	lsi_overrun	_sifields._timer._overrun
467#define	lsi_sys_private	_sifields._timer._sys_private
468#define	lsi_status	_sifields._sigchld._status
469#define	lsi_utime	_sifields._sigchld._utime
470#define	lsi_stime	_sifields._sigchld._stime
471#define	lsi_value	_sifields._rt._sigval
472#define	lsi_int		_sifields._rt._sigval.sival_int
473#define	lsi_ptr		_sifields._rt._sigval.sival_ptr
474#define	lsi_addr	_sifields._sigfault._addr
475#define	lsi_band	_sifields._sigpoll._band
476#define	lsi_fd		_sifields._sigpoll._fd
477
478struct l_fpreg {
479	u_int16_t	significand[4];
480	u_int16_t	exponent;
481} __packed;
482
483struct l_fpxreg {
484	u_int16_t	significand[4];
485	u_int16_t	exponent;
486	u_int16_t	padding[3];
487} __packed;
488
489struct l_xmmreg {
490	u_int32_t	element[4];
491} __packed;
492
493struct l_fpstate {
494	/* Regular FPU environment */
495	u_int32_t		cw;
496	u_int32_t		sw;
497	u_int32_t		tag;
498	u_int32_t		ipoff;
499	u_int32_t		cssel;
500	u_int32_t		dataoff;
501	u_int32_t		datasel;
502	struct l_fpreg		_st[8];
503	u_int16_t		status;
504	u_int16_t		magic;		/* 0xffff = regular FPU data */
505
506	/* FXSR FPU environment */
507	u_int32_t		_fxsr_env[6];	/* env is ignored. */
508	u_int32_t		mxcsr;
509	u_int32_t		reserved;
510	struct l_fpxreg		_fxsr_st[8];	/* reg data is ignored. */
511	struct l_xmmreg		_xmm[8];
512	u_int32_t		padding[56];
513} __packed;
514
515/*
516 * We make the stack look like Linux expects it when calling a signal
517 * handler, but use the BSD way of calling the handler and sigreturn().
518 * This means that we need to pass the pointer to the handler too.
519 * It is appended to the frame to not interfere with the rest of it.
520 */
521struct l_sigframe {
522	l_int			sf_sig;
523	struct l_sigcontext	sf_sc;
524	struct l_fpstate	sf_fpstate;
525	l_uint			sf_extramask[LINUX_NSIG_WORDS-1];
526	l_handler_t		sf_handler;
527} __packed;
528
529struct l_rt_sigframe {
530	l_int			sf_sig;
531	l_uintptr_t 		sf_siginfo;
532	l_uintptr_t		sf_ucontext;
533	l_siginfo_t		sf_si;
534	struct l_ucontext 	sf_sc;
535	l_handler_t 		sf_handler;
536} __packed;
537
538extern int bsd_to_linux_signal[];
539extern int linux_to_bsd_signal[];
540extern struct sysentvec elf_linux_sysvec;
541
542/*
543 * Pluggable ioctl handlers
544 */
545struct linux_ioctl_args;
546struct thread;
547
548typedef int linux_ioctl_function_t(struct thread *, struct linux_ioctl_args *);
549
550struct linux_ioctl_handler {
551	linux_ioctl_function_t *func;
552	int	low, high;
553};
554
555int	linux_ioctl_register_handler(struct linux_ioctl_handler *h);
556int	linux_ioctl_unregister_handler(struct linux_ioctl_handler *h);
557
558/*
559 * open/fcntl flags
560 */
561#define	LINUX_O_RDONLY		00000000
562#define	LINUX_O_WRONLY		00000001
563#define	LINUX_O_RDWR		00000002
564#define	LINUX_O_ACCMODE		00000003
565#define	LINUX_O_CREAT		00000100
566#define	LINUX_O_EXCL		00000200
567#define	LINUX_O_NOCTTY		00000400
568#define	LINUX_O_TRUNC		00001000
569#define	LINUX_O_APPEND		00002000
570#define	LINUX_O_NONBLOCK	00004000
571#define	LINUX_O_NDELAY		LINUX_O_NONBLOCK
572#define	LINUX_O_SYNC		00010000
573#define	LINUX_FASYNC		00020000
574#define	LINUX_O_DIRECT		00040000	/* Direct disk access hint */
575#define	LINUX_O_LARGEFILE	00100000
576#define	LINUX_O_DIRECTORY	00200000	/* Must be a directory */
577#define	LINUX_O_NOFOLLOW	00400000	/* Do not follow links */
578#define	LINUX_O_NOATIME		01000000
579#define	LINUX_O_CLOEXEC		02000000
580
581#define	LINUX_F_DUPFD		0
582#define	LINUX_F_GETFD		1
583#define	LINUX_F_SETFD		2
584#define	LINUX_F_GETFL		3
585#define	LINUX_F_SETFL		4
586#define	LINUX_F_GETLK		5
587#define	LINUX_F_SETLK		6
588#define	LINUX_F_SETLKW		7
589#define	LINUX_F_SETOWN		8
590#define	LINUX_F_GETOWN		9
591
592#define	LINUX_F_GETLK64		12
593#define	LINUX_F_SETLK64		13
594#define	LINUX_F_SETLKW64	14
595
596#define	LINUX_F_RDLCK		0
597#define	LINUX_F_WRLCK		1
598#define	LINUX_F_UNLCK		2
599
600/*
601 * posix_fadvise advice
602 */
603#define	LINUX_POSIX_FADV_NORMAL		0
604#define	LINUX_POSIX_FADV_RANDOM		1
605#define	LINUX_POSIX_FADV_SEQUENTIAL    	2
606#define	LINUX_POSIX_FADV_WILLNEED      	3
607#define	LINUX_POSIX_FADV_DONTNEED      	4
608#define	LINUX_POSIX_FADV_NOREUSE       	5
609
610/*
611 * mount flags
612 */
613#define	LINUX_MS_RDONLY		0x0001
614#define	LINUX_MS_NOSUID		0x0002
615#define	LINUX_MS_NODEV		0x0004
616#define	LINUX_MS_NOEXEC		0x0008
617#define	LINUX_MS_REMOUNT	0x0020
618
619/*
620 * SystemV IPC defines
621 */
622#define	LINUX_SEMOP		1
623#define	LINUX_SEMGET		2
624#define	LINUX_SEMCTL		3
625#define	LINUX_MSGSND		11
626#define	LINUX_MSGRCV		12
627#define	LINUX_MSGGET		13
628#define	LINUX_MSGCTL		14
629#define	LINUX_SHMAT		21
630#define	LINUX_SHMDT		22
631#define	LINUX_SHMGET		23
632#define	LINUX_SHMCTL		24
633
634#define	LINUX_IPC_RMID		0
635#define	LINUX_IPC_SET		1
636#define	LINUX_IPC_STAT		2
637#define	LINUX_IPC_INFO		3
638
639#define	LINUX_SHM_LOCK		11
640#define	LINUX_SHM_UNLOCK	12
641#define	LINUX_SHM_STAT		13
642#define	LINUX_SHM_INFO		14
643
644#define	LINUX_SHM_RDONLY	0x1000
645#define	LINUX_SHM_RND		0x2000
646#define	LINUX_SHM_REMAP		0x4000
647
648/* semctl commands */
649#define	LINUX_GETPID		11
650#define	LINUX_GETVAL		12
651#define	LINUX_GETALL		13
652#define	LINUX_GETNCNT		14
653#define	LINUX_GETZCNT		15
654#define	LINUX_SETVAL		16
655#define	LINUX_SETALL		17
656#define	LINUX_SEM_STAT		18
657#define	LINUX_SEM_INFO		19
658
659union l_semun {
660	l_int		val;
661	l_uintptr_t	buf;
662	l_uintptr_t	array;
663	l_uintptr_t	__buf;
664	l_uintptr_t	__pad;
665} __packed;
666
667/*
668 * Socket defines
669 */
670#define	LINUX_SOCKET 		1
671#define	LINUX_BIND		2
672#define	LINUX_CONNECT 		3
673#define	LINUX_LISTEN 		4
674#define	LINUX_ACCEPT 		5
675#define	LINUX_GETSOCKNAME	6
676#define	LINUX_GETPEERNAME	7
677#define	LINUX_SOCKETPAIR	8
678#define	LINUX_SEND		9
679#define	LINUX_RECV		10
680#define	LINUX_SENDTO 		11
681#define	LINUX_RECVFROM 		12
682#define	LINUX_SHUTDOWN 		13
683#define	LINUX_SETSOCKOPT	14
684#define	LINUX_GETSOCKOPT	15
685#define	LINUX_SENDMSG		16
686#define	LINUX_RECVMSG		17
687#define	LINUX_ACCEPT4		18
688
689#define	LINUX_SOL_SOCKET	1
690#define	LINUX_SOL_IP		0
691#define	LINUX_SOL_IPX		256
692#define	LINUX_SOL_AX25		257
693#define	LINUX_SOL_TCP		6
694#define	LINUX_SOL_UDP		17
695
696#define	LINUX_SO_DEBUG		1
697#define	LINUX_SO_REUSEADDR	2
698#define	LINUX_SO_TYPE		3
699#define	LINUX_SO_ERROR		4
700#define	LINUX_SO_DONTROUTE	5
701#define	LINUX_SO_BROADCAST	6
702#define	LINUX_SO_SNDBUF		7
703#define	LINUX_SO_RCVBUF		8
704#define	LINUX_SO_KEEPALIVE	9
705#define	LINUX_SO_OOBINLINE	10
706#define	LINUX_SO_NO_CHECK	11
707#define	LINUX_SO_PRIORITY	12
708#define	LINUX_SO_LINGER		13
709#define	LINUX_SO_PEERCRED	17
710#define	LINUX_SO_RCVLOWAT	18
711#define	LINUX_SO_SNDLOWAT	19
712#define	LINUX_SO_RCVTIMEO	20
713#define	LINUX_SO_SNDTIMEO	21
714#define	LINUX_SO_TIMESTAMP	29
715#define	LINUX_SO_ACCEPTCONN	30
716
717#define	LINUX_IP_TOS		1
718#define	LINUX_IP_TTL		2
719#define	LINUX_IP_HDRINCL	3
720#define	LINUX_IP_OPTIONS	4
721
722#define	LINUX_IP_MULTICAST_IF		32
723#define	LINUX_IP_MULTICAST_TTL		33
724#define	LINUX_IP_MULTICAST_LOOP		34
725#define	LINUX_IP_ADD_MEMBERSHIP		35
726#define	LINUX_IP_DROP_MEMBERSHIP	36
727
728#define	LINUX_TCP_NODELAY	1
729#define	LINUX_TCP_MAXSEG	2
730#define	LINUX_TCP_KEEPIDLE	4
731#define	LINUX_TCP_KEEPINTVL	5
732#define	LINUX_TCP_KEEPCNT	6
733#define	LINUX_TCP_MD5SIG	14
734
735struct l_sockaddr {
736	l_ushort	sa_family;
737	char		sa_data[14];
738} __packed;
739
740struct l_msghdr {
741	l_uintptr_t	msg_name;
742	l_int		msg_namelen;
743	l_uintptr_t	msg_iov;
744	l_size_t	msg_iovlen;
745	l_uintptr_t	msg_control;
746	l_size_t	msg_controllen;
747	l_uint		msg_flags;
748};
749
750struct l_cmsghdr {
751	l_size_t	cmsg_len;
752	l_int		cmsg_level;
753	l_int		cmsg_type;
754};
755
756struct l_ifmap {
757	l_ulong		mem_start;
758	l_ulong		mem_end;
759	l_ushort	base_addr;
760	u_char		irq;
761	u_char		dma;
762	u_char		port;
763} __packed;
764
765#define	LINUX_IFHWADDRLEN	6
766#define	LINUX_IFNAMSIZ		16
767
768struct l_ifreq {
769	union {
770		char	ifrn_name[LINUX_IFNAMSIZ];
771	} ifr_ifrn;
772
773	union {
774		struct l_sockaddr	ifru_addr;
775		struct l_sockaddr	ifru_dstaddr;
776		struct l_sockaddr	ifru_broadaddr;
777		struct l_sockaddr	ifru_netmask;
778		struct l_sockaddr	ifru_hwaddr;
779		l_short		ifru_flags[1];
780		l_int		ifru_metric;
781		l_int		ifru_mtu;
782		struct l_ifmap	ifru_map;
783		char		ifru_slave[LINUX_IFNAMSIZ];
784		l_uintptr_t	ifru_data;
785	} ifr_ifru;
786} __packed;
787
788#define	ifr_name	ifr_ifrn.ifrn_name	/* Interface name */
789#define	ifr_hwaddr	ifr_ifru.ifru_hwaddr	/* MAC address */
790
791struct l_ifconf {
792	int	ifc_len;
793	union {
794		l_uintptr_t	ifcu_buf;
795		l_uintptr_t	ifcu_req;
796	} ifc_ifcu;
797} __packed;
798
799#define	ifc_buf		ifc_ifcu.ifcu_buf
800#define	ifc_req		ifc_ifcu.ifcu_req
801
802/*
803 * poll()
804 */
805#define	LINUX_POLLIN		0x0001
806#define	LINUX_POLLPRI		0x0002
807#define	LINUX_POLLOUT		0x0004
808#define	LINUX_POLLERR		0x0008
809#define	LINUX_POLLHUP		0x0010
810#define	LINUX_POLLNVAL		0x0020
811#define	LINUX_POLLRDNORM	0x0040
812#define	LINUX_POLLRDBAND	0x0080
813#define	LINUX_POLLWRNORM	0x0100
814#define	LINUX_POLLWRBAND	0x0200
815#define	LINUX_POLLMSG		0x0400
816
817struct l_pollfd {
818	l_int		fd;
819	l_short		events;
820	l_short		revents;
821} __packed;
822
823struct l_user_desc {
824	l_uint		entry_number;
825	l_uint		base_addr;
826	l_uint		limit;
827	l_uint		seg_32bit:1;
828	l_uint		contents:2;
829	l_uint		read_exec_only:1;
830	l_uint		limit_in_pages:1;
831	l_uint		seg_not_present:1;
832	l_uint		useable:1;
833};
834
835#define	LINUX_LOWERWORD	0x0000ffff
836
837/*
838 * Macros which does the same thing as those in Linux include/asm-um/ldt-i386.h.
839 * These convert Linux user space descriptor to machine one.
840 */
841#define	LINUX_LDT_entry_a(info)					\
842	((((info)->base_addr & LINUX_LOWERWORD) << 16) |	\
843	((info)->limit & LINUX_LOWERWORD))
844
845#define	LINUX_ENTRY_B_READ_EXEC_ONLY	9
846#define	LINUX_ENTRY_B_CONTENTS		10
847#define	LINUX_ENTRY_B_SEG_NOT_PRESENT	15
848#define	LINUX_ENTRY_B_BASE_ADDR		16
849#define	LINUX_ENTRY_B_USEABLE		20
850#define	LINUX_ENTRY_B_SEG32BIT		22
851#define	LINUX_ENTRY_B_LIMIT		23
852
853#define	LINUX_LDT_entry_b(info)							\
854	(((info)->base_addr & 0xff000000) |					\
855	((info)->limit & 0xf0000) |						\
856	((info)->contents << LINUX_ENTRY_B_CONTENTS) |				\
857	(((info)->seg_not_present == 0) << LINUX_ENTRY_B_SEG_NOT_PRESENT) |	\
858	(((info)->base_addr & 0x00ff0000) >> LINUX_ENTRY_B_BASE_ADDR) |		\
859	(((info)->read_exec_only == 0) << LINUX_ENTRY_B_READ_EXEC_ONLY) |	\
860	((info)->seg_32bit << LINUX_ENTRY_B_SEG32BIT) |				\
861	((info)->useable << LINUX_ENTRY_B_USEABLE) |				\
862	((info)->limit_in_pages << LINUX_ENTRY_B_LIMIT) | 0x7000)
863
864#define	LINUX_LDT_empty(info)		\
865	((info)->base_addr == 0 &&	\
866	(info)->limit == 0 &&		\
867	(info)->contents == 0 &&	\
868	(info)->seg_not_present == 1 &&	\
869	(info)->read_exec_only == 1 &&	\
870	(info)->seg_32bit == 0 &&	\
871	(info)->limit_in_pages == 0 &&	\
872	(info)->useable == 0)
873
874/*
875 * Macros for converting segments.
876 * They do the same as those in arch/i386/kernel/process.c in Linux.
877 */
878#define	LINUX_GET_BASE(desc)				\
879	((((desc)->a >> 16) & LINUX_LOWERWORD) |	\
880	(((desc)->b << 16) & 0x00ff0000) |		\
881	((desc)->b & 0xff000000))
882
883#define	LINUX_GET_LIMIT(desc)			\
884	(((desc)->a & LINUX_LOWERWORD) |	\
885	((desc)->b & 0xf0000))
886
887#define	LINUX_GET_32BIT(desc)		\
888	(((desc)->b >> LINUX_ENTRY_B_SEG32BIT) & 1)
889#define	LINUX_GET_CONTENTS(desc)	\
890	(((desc)->b >> LINUX_ENTRY_B_CONTENTS) & 3)
891#define	LINUX_GET_WRITABLE(desc)	\
892	(((desc)->b >> LINUX_ENTRY_B_READ_EXEC_ONLY) & 1)
893#define	LINUX_GET_LIMIT_PAGES(desc)	\
894	(((desc)->b >> LINUX_ENTRY_B_LIMIT) & 1)
895#define	LINUX_GET_PRESENT(desc)		\
896	(((desc)->b >> LINUX_ENTRY_B_SEG_NOT_PRESENT) & 1)
897#define	LINUX_GET_USEABLE(desc)		\
898	(((desc)->b >> LINUX_ENTRY_B_USEABLE) & 1)
899
900#define	LINUX_CLOCK_REALTIME		0
901#define	LINUX_CLOCK_MONOTONIC		1
902#define	LINUX_CLOCK_PROCESS_CPUTIME_ID	2
903#define	LINUX_CLOCK_THREAD_CPUTIME_ID	3
904#define	LINUX_CLOCK_REALTIME_HR		4
905#define	LINUX_CLOCK_MONOTONIC_HR	5
906
907#define	LINUX_CLONE_VM			0x00000100
908#define	LINUX_CLONE_FS			0x00000200
909#define	LINUX_CLONE_FILES		0x00000400
910#define	LINUX_CLONE_SIGHAND		0x00000800
911#define	LINUX_CLONE_PID			0x00001000	/* No longer exist in Linux */
912#define	LINUX_CLONE_VFORK		0x00004000
913#define	LINUX_CLONE_PARENT		0x00008000
914#define	LINUX_CLONE_THREAD		0x00010000
915#define	LINUX_CLONE_SETTLS		0x00080000
916#define	LINUX_CLONE_PARENT_SETTID	0x00100000
917#define	LINUX_CLONE_CHILD_CLEARTID	0x00200000
918#define	LINUX_CLONE_CHILD_SETTID	0x01000000
919
920#define	LINUX_THREADING_FLAGS					\
921	(LINUX_CLONE_VM | LINUX_CLONE_FS | LINUX_CLONE_FILES |	\
922	LINUX_CLONE_SIGHAND | LINUX_CLONE_THREAD)
923
924struct iovec;
925
926struct l_iovec32 {
927	uint32_t	iov_base;
928	l_size_t	iov_len;
929};
930
931int linux32_copyiniov(struct l_iovec32 *iovp32, l_ulong iovcnt,
932			    struct iovec **iovp, int error);
933
934/* robust futexes */
935struct linux_robust_list {
936	l_uintptr_t			next;
937};
938
939struct linux_robust_list_head {
940	struct linux_robust_list	list;
941	l_long				futex_offset;
942	l_uintptr_t			pending_list;
943};
944
945int linux_set_upcall_kse(struct thread *td, register_t stack);
946int linux_set_cloned_tls(struct thread *td, void *desc);
947
948#endif /* !_AMD64_LINUX_H_ */
949