linux.h revision 183871
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: head/sys/amd64/linux32/linux.h 183871 2008-10-14 07:59:23Z kib $
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
46#ifdef MALLOC_DECLARE
47MALLOC_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 */
63typedef int		l_int;
64typedef int32_t		l_long;
65typedef int64_t		l_longlong;
66typedef short		l_short;
67typedef unsigned int	l_uint;
68typedef uint32_t	l_ulong;
69typedef uint64_t	l_ulonglong;
70typedef unsigned short	l_ushort;
71
72typedef l_ulong		l_uintptr_t;
73typedef l_long		l_clock_t;
74typedef l_int		l_daddr_t;
75typedef l_ushort	l_dev_t;
76typedef l_uint		l_gid_t;
77typedef l_ushort	l_gid16_t;
78typedef l_ulong		l_ino_t;
79typedef l_int		l_key_t;
80typedef l_longlong	l_loff_t;
81typedef l_ushort	l_mode_t;
82typedef l_long		l_off_t;
83typedef l_int		l_pid_t;
84typedef l_uint		l_size_t;
85typedef l_long		l_suseconds_t;
86typedef l_long		l_time_t;
87typedef l_uint		l_uid_t;
88typedef l_ushort	l_uid16_t;
89
90typedef struct {
91	l_int		val[2];
92} __packed l_fsid_t;
93
94typedef 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
109struct 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
139struct l_rlimit {
140	l_ulong rlim_cur;
141	l_ulong rlim_max;
142} __packed;
143
144struct 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
170struct 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 */
182struct l_timespec {
183	l_time_t	tv_sec;
184	l_long		tv_nsec;
185} __packed;
186
187struct 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
207struct 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
225struct 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
245struct 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
258struct 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
335int linux_to_bsd_sigaltstack(int lsa);
336int bsd_to_linux_sigaltstack(int bsa);
337
338typedef l_uintptr_t l_handler_t;
339typedef l_ulong	l_osigset_t;
340
341typedef struct {
342	l_uint	__bits[LINUX_NSIG_WORDS];
343} __packed l_sigset_t;
344
345typedef 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
352typedef 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
359typedef 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. */
366struct 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
391struct 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
402union l_sigval {
403	l_int		sival_int;
404	l_uintptr_t	sival_ptr;
405};
406
407typedef 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
461struct l_fpreg {
462	u_int16_t	significand[4];
463	u_int16_t	exponent;
464} __packed;
465
466struct l_fpxreg {
467	u_int16_t	significand[4];
468	u_int16_t	exponent;
469	u_int16_t	padding[3];
470} __packed;
471
472struct l_xmmreg {
473	u_int32_t	element[4];
474} __packed;
475
476struct 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 */
504struct 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
512struct 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
521extern int bsd_to_linux_signal[];
522extern int linux_to_bsd_signal[];
523extern struct sysentvec elf_linux_sysvec;
524
525/*
526 * Pluggable ioctl handlers
527 */
528struct linux_ioctl_args;
529struct thread;
530
531typedef int linux_ioctl_function_t(struct thread *, struct linux_ioctl_args *);
532
533struct linux_ioctl_handler {
534	linux_ioctl_function_t *func;
535	int	low, high;
536};
537
538int	linux_ioctl_register_handler(struct linux_ioctl_handler *h);
539int	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/*
583 * mount flags
584 */
585#define	LINUX_MS_RDONLY		0x0001
586#define	LINUX_MS_NOSUID		0x0002
587#define	LINUX_MS_NODEV		0x0004
588#define	LINUX_MS_NOEXEC		0x0008
589#define	LINUX_MS_REMOUNT	0x0020
590
591/*
592 * SystemV IPC defines
593 */
594#define	LINUX_SEMOP		1
595#define	LINUX_SEMGET		2
596#define	LINUX_SEMCTL		3
597#define	LINUX_MSGSND		11
598#define	LINUX_MSGRCV		12
599#define	LINUX_MSGGET		13
600#define	LINUX_MSGCTL		14
601#define	LINUX_SHMAT		21
602#define	LINUX_SHMDT		22
603#define	LINUX_SHMGET		23
604#define	LINUX_SHMCTL		24
605
606#define	LINUX_IPC_RMID		0
607#define	LINUX_IPC_SET		1
608#define	LINUX_IPC_STAT		2
609#define	LINUX_IPC_INFO		3
610
611#define	LINUX_SHM_LOCK		11
612#define	LINUX_SHM_UNLOCK	12
613#define	LINUX_SHM_STAT		13
614#define	LINUX_SHM_INFO		14
615
616#define	LINUX_SHM_RDONLY	0x1000
617#define	LINUX_SHM_RND		0x2000
618#define	LINUX_SHM_REMAP		0x4000
619
620/* semctl commands */
621#define	LINUX_GETPID		11
622#define	LINUX_GETVAL		12
623#define	LINUX_GETALL		13
624#define	LINUX_GETNCNT		14
625#define	LINUX_GETZCNT		15
626#define	LINUX_SETVAL		16
627#define	LINUX_SETALL		17
628#define	LINUX_SEM_STAT		18
629#define	LINUX_SEM_INFO		19
630
631union l_semun {
632	l_int		val;
633	l_uintptr_t	buf;
634	l_uintptr_t	array;
635	l_uintptr_t	__buf;
636	l_uintptr_t	__pad;
637} __packed;
638
639/*
640 * Socket defines
641 */
642#define	LINUX_SOCKET 		1
643#define	LINUX_BIND		2
644#define	LINUX_CONNECT 		3
645#define	LINUX_LISTEN 		4
646#define	LINUX_ACCEPT 		5
647#define	LINUX_GETSOCKNAME	6
648#define	LINUX_GETPEERNAME	7
649#define	LINUX_SOCKETPAIR	8
650#define	LINUX_SEND		9
651#define	LINUX_RECV		10
652#define	LINUX_SENDTO 		11
653#define	LINUX_RECVFROM 		12
654#define	LINUX_SHUTDOWN 		13
655#define	LINUX_SETSOCKOPT	14
656#define	LINUX_GETSOCKOPT	15
657#define	LINUX_SENDMSG		16
658#define	LINUX_RECVMSG		17
659
660#define	LINUX_AF_UNSPEC		0
661#define	LINUX_AF_UNIX		1
662#define	LINUX_AF_INET		2
663#define	LINUX_AF_AX25		3
664#define	LINUX_AF_IPX		4
665#define	LINUX_AF_APPLETALK	5
666#define	LINUX_AF_INET6		10
667
668#define	LINUX_SOL_SOCKET	1
669#define	LINUX_SOL_IP		0
670#define	LINUX_SOL_IPX		256
671#define	LINUX_SOL_AX25		257
672#define	LINUX_SOL_TCP		6
673#define	LINUX_SOL_UDP		17
674
675#define	LINUX_SO_DEBUG		1
676#define	LINUX_SO_REUSEADDR	2
677#define	LINUX_SO_TYPE		3
678#define	LINUX_SO_ERROR		4
679#define	LINUX_SO_DONTROUTE	5
680#define	LINUX_SO_BROADCAST	6
681#define	LINUX_SO_SNDBUF		7
682#define	LINUX_SO_RCVBUF		8
683#define	LINUX_SO_KEEPALIVE	9
684#define	LINUX_SO_OOBINLINE	10
685#define	LINUX_SO_NO_CHECK	11
686#define	LINUX_SO_PRIORITY	12
687#define	LINUX_SO_LINGER		13
688#define	LINUX_SO_PEERCRED	17
689#define	LINUX_SO_RCVLOWAT	18
690#define	LINUX_SO_SNDLOWAT	19
691#define	LINUX_SO_RCVTIMEO	20
692#define	LINUX_SO_SNDTIMEO	21
693#define	LINUX_SO_TIMESTAMP	29
694#define	LINUX_SO_ACCEPTCONN	30
695
696#define	LINUX_IP_TOS		1
697#define	LINUX_IP_TTL		2
698#define	LINUX_IP_HDRINCL	3
699#define	LINUX_IP_OPTIONS	4
700
701#define	LINUX_IP_MULTICAST_IF		32
702#define	LINUX_IP_MULTICAST_TTL		33
703#define	LINUX_IP_MULTICAST_LOOP		34
704#define	LINUX_IP_ADD_MEMBERSHIP		35
705#define	LINUX_IP_DROP_MEMBERSHIP	36
706
707struct l_sockaddr {
708	l_ushort	sa_family;
709	char		sa_data[14];
710} __packed;
711
712struct l_ifmap {
713	l_ulong		mem_start;
714	l_ulong		mem_end;
715	l_ushort	base_addr;
716	u_char		irq;
717	u_char		dma;
718	u_char		port;
719} __packed;
720
721#define	LINUX_IFHWADDRLEN	6
722#define	LINUX_IFNAMSIZ		16
723
724struct l_ifreq {
725	union {
726		char	ifrn_name[LINUX_IFNAMSIZ];
727	} ifr_ifrn;
728
729	union {
730		struct l_sockaddr	ifru_addr;
731		struct l_sockaddr	ifru_dstaddr;
732		struct l_sockaddr	ifru_broadaddr;
733		struct l_sockaddr	ifru_netmask;
734		struct l_sockaddr	ifru_hwaddr;
735		l_short		ifru_flags[1];
736		l_int		ifru_metric;
737		l_int		ifru_mtu;
738		struct l_ifmap	ifru_map;
739		char		ifru_slave[LINUX_IFNAMSIZ];
740		l_uintptr_t	ifru_data;
741	} ifr_ifru;
742} __packed;
743
744#define	ifr_name	ifr_ifrn.ifrn_name	/* Interface name */
745#define	ifr_hwaddr	ifr_ifru.ifru_hwaddr	/* MAC address */
746
747struct l_ifconf {
748	int	ifc_len;
749	union {
750		l_uintptr_t	ifcu_buf;
751		l_uintptr_t	ifcu_req;
752	} ifc_ifcu;
753} __packed;
754
755#define	ifc_buf		ifc_ifcu.ifcu_buf
756#define	ifc_req		ifc_ifcu.ifcu_req
757
758/*
759 * poll()
760 */
761#define	LINUX_POLLIN		0x0001
762#define	LINUX_POLLPRI		0x0002
763#define	LINUX_POLLOUT		0x0004
764#define	LINUX_POLLERR		0x0008
765#define	LINUX_POLLHUP		0x0010
766#define	LINUX_POLLNVAL		0x0020
767#define	LINUX_POLLRDNORM	0x0040
768#define	LINUX_POLLRDBAND	0x0080
769#define	LINUX_POLLWRNORM	0x0100
770#define	LINUX_POLLWRBAND	0x0200
771#define	LINUX_POLLMSG		0x0400
772
773struct l_pollfd {
774	l_int		fd;
775	l_short		events;
776	l_short		revents;
777} __packed;
778
779struct l_user_desc {
780	l_uint		entry_number;
781	l_uint		base_addr;
782	l_uint		limit;
783	l_uint		seg_32bit:1;
784	l_uint		contents:2;
785	l_uint		read_exec_only:1;
786	l_uint		limit_in_pages:1;
787	l_uint		seg_not_present:1;
788	l_uint		useable:1;
789};
790
791#define	LINUX_LOWERWORD	0x0000ffff
792
793/*
794 * Macros which does the same thing as those in Linux include/asm-um/ldt-i386.h.
795 * These convert Linux user space descriptor to machine one.
796 */
797#define	LINUX_LDT_entry_a(info)					\
798	((((info)->base_addr & LINUX_LOWERWORD) << 16) |	\
799	((info)->limit & LINUX_LOWERWORD))
800
801#define	LINUX_ENTRY_B_READ_EXEC_ONLY	9
802#define	LINUX_ENTRY_B_CONTENTS		10
803#define	LINUX_ENTRY_B_SEG_NOT_PRESENT	15
804#define	LINUX_ENTRY_B_BASE_ADDR		16
805#define	LINUX_ENTRY_B_USEABLE		20
806#define	LINUX_ENTRY_B_SEG32BIT		22
807#define	LINUX_ENTRY_B_LIMIT		23
808
809#define	LINUX_LDT_entry_b(info)							\
810	(((info)->base_addr & 0xff000000) |					\
811	((info)->limit & 0xf0000) |						\
812	((info)->contents << LINUX_ENTRY_B_CONTENTS) |				\
813	(((info)->seg_not_present == 0) << LINUX_ENTRY_B_SEG_NOT_PRESENT) |	\
814	(((info)->base_addr & 0x00ff0000) >> LINUX_ENTRY_B_BASE_ADDR) |		\
815	(((info)->read_exec_only == 0) << LINUX_ENTRY_B_READ_EXEC_ONLY) |	\
816	((info)->seg_32bit << LINUX_ENTRY_B_SEG32BIT) |				\
817	((info)->useable << LINUX_ENTRY_B_USEABLE) |				\
818	((info)->limit_in_pages << LINUX_ENTRY_B_LIMIT) | 0x7000)
819
820#define	LINUX_LDT_empty(info)		\
821	((info)->base_addr == 0 &&	\
822	(info)->limit == 0 &&		\
823	(info)->contents == 0 &&	\
824	(info)->seg_not_present == 1 &&	\
825	(info)->read_exec_only == 1 &&	\
826	(info)->seg_32bit == 0 &&	\
827	(info)->limit_in_pages == 0 &&	\
828	(info)->useable == 0)
829
830/*
831 * Macros for converting segments.
832 * They do the same as those in arch/i386/kernel/process.c in Linux.
833 */
834#define	LINUX_GET_BASE(desc)				\
835	((((desc)->a >> 16) & LINUX_LOWERWORD) |	\
836	(((desc)->b << 16) & 0x00ff0000) |		\
837	((desc)->b & 0xff000000))
838
839#define	LINUX_GET_LIMIT(desc)			\
840	(((desc)->a & LINUX_LOWERWORD) |	\
841	((desc)->b & 0xf0000))
842
843#define	LINUX_GET_32BIT(desc)		\
844	(((desc)->b >> LINUX_ENTRY_B_SEG32BIT) & 1)
845#define	LINUX_GET_CONTENTS(desc)	\
846	(((desc)->b >> LINUX_ENTRY_B_CONTENTS) & 3)
847#define	LINUX_GET_WRITABLE(desc)	\
848	(((desc)->b >> LINUX_ENTRY_B_READ_EXEC_ONLY) & 1)
849#define	LINUX_GET_LIMIT_PAGES(desc)	\
850	(((desc)->b >> LINUX_ENTRY_B_LIMIT) & 1)
851#define	LINUX_GET_PRESENT(desc)		\
852	(((desc)->b >> LINUX_ENTRY_B_SEG_NOT_PRESENT) & 1)
853#define	LINUX_GET_USEABLE(desc)		\
854	(((desc)->b >> LINUX_ENTRY_B_USEABLE) & 1)
855
856#define	LINUX_CLOCK_REALTIME		0
857#define	LINUX_CLOCK_MONOTONIC		1
858#define	LINUX_CLOCK_PROCESS_CPUTIME_ID	2
859#define	LINUX_CLOCK_THREAD_CPUTIME_ID	3
860#define	LINUX_CLOCK_REALTIME_HR		4
861#define	LINUX_CLOCK_MONOTONIC_HR	5
862
863typedef int l_timer_t;
864typedef int l_mqd_t;
865
866#define	LINUX_CLONE_VM			0x00000100
867#define	LINUX_CLONE_FS			0x00000200
868#define	LINUX_CLONE_FILES		0x00000400
869#define	LINUX_CLONE_SIGHAND		0x00000800
870#define	LINUX_CLONE_PID			0x00001000	/* No longer exist in Linux */
871#define	LINUX_CLONE_VFORK		0x00004000
872#define	LINUX_CLONE_PARENT		0x00008000
873#define	LINUX_CLONE_THREAD		0x00010000
874#define	LINUX_CLONE_SETTLS		0x00080000
875#define	LINUX_CLONE_PARENT_SETTID	0x00100000
876#define	LINUX_CLONE_CHILD_CLEARTID	0x00200000
877#define	LINUX_CLONE_CHILD_SETTID	0x01000000
878
879#define	LINUX_THREADING_FLAGS					\
880	(LINUX_CLONE_VM | LINUX_CLONE_FS | LINUX_CLONE_FILES |	\
881	LINUX_CLONE_SIGHAND | LINUX_CLONE_THREAD)
882
883/* robust futexes */
884struct linux_robust_list {
885	l_uintptr_t			next;
886};
887
888struct linux_robust_list_head {
889	struct linux_robust_list	list;
890	l_ulong				futex_offset;
891	l_uintptr_t			pending_list;
892};
893
894#endif /* !_AMD64_LINUX_H_ */
895