xref: /freebsd/sys/amd64/linux32/linux.h (revision c37420b0d5b3b6ef875fbf0b84a13f6f09be56d6)
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_LINUX_H_
34 #define	_AMD64_LINUX_LINUX_H_
35 
36 #include <sys/signal.h> /* for sigval union */
37 
38 #include <amd64/linux32/linux32_syscall.h>
39 
40 /*
41  * debugging support
42  */
43 extern u_char linux_debug_map[];
44 #define ldebug(name)	isclr(linux_debug_map, LINUX_SYS_linux_ ## name)
45 #define ARGS(nm, fmt)	"linux(%ld): "#nm"("fmt")\n", (long)td->td_proc->p_pid
46 #define LMSG(fmt)	"linux(%ld): "fmt"\n", (long)td->td_proc->p_pid
47 
48 #ifdef MALLOC_DECLARE
49 MALLOC_DECLARE(M_LINUX);
50 #endif
51 
52 #define LINUX32_USRSTACK	((1ul << 32) - PAGE_SIZE)
53 /* XXX 16 = sizeof(linux32_ps_strings) */
54 #define LINUX32_PS_STRINGS	(LINUX32_USRSTACK - 16)
55 #define LINUX32_MAXDSIZ		(512*1024*1024)	 	/* 512MB */
56 #define LINUX32_MAXSSIZ		(64*1024*1024)		/* 64MB */
57 #define LINUX32_MAXVMEM		0			/* Unlimited */
58 
59 #define	PTRIN(v)	(void *)(uintptr_t)(v)
60 #define	PTROUT(v)	(l_uintptr_t)(uintptr_t)(v)
61 
62 /*
63  * Provide a separate set of types for the Linux types.
64  */
65 typedef int		l_int;
66 typedef int32_t		l_long;
67 typedef int64_t		l_longlong;
68 typedef short		l_short;
69 typedef unsigned int	l_uint;
70 typedef uint32_t	l_ulong;
71 typedef uint64_t	l_ulonglong;
72 typedef unsigned short	l_ushort;
73 
74 typedef l_ulong		l_uintptr_t;
75 typedef l_long		l_clock_t;
76 typedef l_int		l_daddr_t;
77 typedef l_ushort	l_dev_t;
78 typedef l_uint		l_gid_t;
79 typedef l_ushort	l_gid16_t;
80 typedef l_ulong		l_ino_t;
81 typedef l_int		l_key_t;
82 typedef l_longlong	l_loff_t;
83 typedef l_ushort	l_mode_t;
84 typedef l_long		l_off_t;
85 typedef l_int		l_pid_t;
86 typedef l_uint		l_size_t;
87 typedef l_long		l_suseconds_t;
88 typedef l_long		l_time_t;
89 typedef l_uint		l_uid_t;
90 typedef l_ushort	l_uid16_t;
91 
92 typedef struct {
93 	l_int		val[2];
94 } __packed l_fsid_t;
95 
96 typedef struct {
97 	l_time_t	tv_sec;
98 	l_suseconds_t	tv_usec;
99 } __packed l_timeval;
100 
101 #define	l_fd_set	fd_set
102 
103 /*
104  * Miscellaneous
105  */
106 #define	LINUX_NAME_MAX		255
107 #define	LINUX_MAX_UTSNAME	65
108 
109 #define	LINUX_CTL_MAXNAME	10
110 
111 struct l___sysctl_args
112 {
113 	l_uintptr_t	name;
114 	l_int		nlen;
115 	l_uintptr_t	oldval;
116 	l_uintptr_t	oldlenp;
117 	l_uintptr_t	newval;
118 	l_size_t	newlen;
119 	l_ulong		__spare[4];
120 } __packed;
121 
122 /* Scheduling policies */
123 #define	LINUX_SCHED_OTHER	0
124 #define	LINUX_SCHED_FIFO	1
125 #define	LINUX_SCHED_RR		2
126 
127 /* Resource limits */
128 #define	LINUX_RLIMIT_CPU	0
129 #define	LINUX_RLIMIT_FSIZE	1
130 #define	LINUX_RLIMIT_DATA	2
131 #define	LINUX_RLIMIT_STACK	3
132 #define	LINUX_RLIMIT_CORE	4
133 #define	LINUX_RLIMIT_RSS	5
134 #define	LINUX_RLIMIT_NPROC	6
135 #define	LINUX_RLIMIT_NOFILE	7
136 #define	LINUX_RLIMIT_MEMLOCK	8
137 #define	LINUX_RLIMIT_AS		9       /* address space limit */
138 
139 #define	LINUX_RLIM_NLIMITS	10
140 
141 struct l_rlimit {
142 	l_ulong rlim_cur;
143 	l_ulong rlim_max;
144 } __packed;
145 
146 struct l_rusage {
147 	l_timeval ru_utime;
148 	l_timeval ru_stime;
149 	l_long	ru_maxrss;
150 	l_long	ru_ixrss;
151 	l_long	ru_idrss;
152 	l_long	ru_isrss;
153 	l_long	ru_minflt;
154 	l_long	ru_majflt;
155 	l_long	ru_nswap;
156 	l_long	ru_inblock;
157 	l_long	ru_oublock;
158 	l_long	ru_msgsnd;
159 	l_long	ru_msgrcv;
160 	l_long	ru_nsignals;
161 	l_long	ru_nvcsw;
162 	l_long	ru_nivcsw;
163 } __packed;
164 
165 /* mmap options */
166 #define	LINUX_MAP_SHARED	0x0001
167 #define	LINUX_MAP_PRIVATE	0x0002
168 #define	LINUX_MAP_FIXED		0x0010
169 #define	LINUX_MAP_ANON		0x0020
170 #define	LINUX_MAP_GROWSDOWN	0x0100
171 
172 /*
173  * stat family of syscalls
174  */
175 struct l_timespec {
176 	l_ulong		tv_sec;
177 	l_ulong		tv_nsec;
178 } __packed;
179 
180 struct l_newstat {
181 	l_ushort	st_dev;
182 	l_ushort	__pad1;
183 	l_ulong		st_ino;
184 	l_ushort	st_mode;
185 	l_ushort	st_nlink;
186 	l_ushort	st_uid;
187 	l_ushort	st_gid;
188 	l_ushort	st_rdev;
189 	l_ushort	__pad2;
190 	l_ulong		st_size;
191 	l_ulong		st_blksize;
192 	l_ulong		st_blocks;
193 	struct l_timespec	st_atimespec;
194 	struct l_timespec	st_mtimespec;
195 	struct l_timespec	st_ctimespec;
196 	l_ulong		__unused4;
197 	l_ulong		__unused5;
198 } __packed;
199 
200 struct l_stat64 {
201 	l_ushort	st_dev;
202 	u_char		__pad0[10];
203 	l_ulong		__st_ino;
204 	l_uint		st_mode;
205 	l_uint		st_nlink;
206 	l_ulong		st_uid;
207 	l_ulong		st_gid;
208 	l_ushort	st_rdev;
209 	u_char		__pad3[10];
210 	l_longlong	st_size;
211 	l_ulong		st_blksize;
212 	l_ulong		st_blocks;
213 	l_ulong		__pad4;
214 	struct l_timespec	st_atimespec;
215 	struct l_timespec	st_mtimespec;
216 	struct l_timespec	st_ctimespec;
217 	l_ulonglong	st_ino;
218 } __packed;
219 
220 struct l_new_utsname {
221 	char	sysname[LINUX_MAX_UTSNAME];
222 	char	nodename[LINUX_MAX_UTSNAME];
223 	char	release[LINUX_MAX_UTSNAME];
224 	char	version[LINUX_MAX_UTSNAME];
225 	char	machine[LINUX_MAX_UTSNAME];
226 	char	domainname[LINUX_MAX_UTSNAME];
227 } __packed;
228 
229 /*
230  * Signalling
231  */
232 #define	LINUX_SIGHUP		1
233 #define	LINUX_SIGINT		2
234 #define	LINUX_SIGQUIT		3
235 #define	LINUX_SIGILL		4
236 #define	LINUX_SIGTRAP		5
237 #define	LINUX_SIGABRT		6
238 #define	LINUX_SIGIOT		LINUX_SIGABRT
239 #define	LINUX_SIGBUS		7
240 #define	LINUX_SIGFPE		8
241 #define	LINUX_SIGKILL		9
242 #define	LINUX_SIGUSR1		10
243 #define	LINUX_SIGSEGV		11
244 #define	LINUX_SIGUSR2		12
245 #define	LINUX_SIGPIPE		13
246 #define	LINUX_SIGALRM		14
247 #define	LINUX_SIGTERM		15
248 #define	LINUX_SIGSTKFLT		16
249 #define	LINUX_SIGCHLD		17
250 #define	LINUX_SIGCONT		18
251 #define	LINUX_SIGSTOP		19
252 #define	LINUX_SIGTSTP		20
253 #define	LINUX_SIGTTIN		21
254 #define	LINUX_SIGTTOU		22
255 #define	LINUX_SIGURG		23
256 #define	LINUX_SIGXCPU		24
257 #define	LINUX_SIGXFSZ		25
258 #define	LINUX_SIGVTALRM		26
259 #define	LINUX_SIGPROF		27
260 #define	LINUX_SIGWINCH		28
261 #define	LINUX_SIGIO		29
262 #define	LINUX_SIGPOLL		LINUX_SIGIO
263 #define	LINUX_SIGPWR		30
264 #define	LINUX_SIGSYS		31
265 
266 #define	LINUX_SIGTBLSZ		31
267 #define	LINUX_NSIG_WORDS	2
268 #define	LINUX_NBPW		32
269 #define	LINUX_NSIG		(LINUX_NBPW * LINUX_NSIG_WORDS)
270 
271 /* sigaction flags */
272 #define	LINUX_SA_NOCLDSTOP	0x00000001
273 #define	LINUX_SA_NOCLDWAIT	0x00000002
274 #define	LINUX_SA_SIGINFO	0x00000004
275 #define	LINUX_SA_RESTORER	0x04000000
276 #define	LINUX_SA_ONSTACK	0x08000000
277 #define	LINUX_SA_RESTART	0x10000000
278 #define	LINUX_SA_INTERRUPT	0x20000000
279 #define	LINUX_SA_NOMASK		0x40000000
280 #define	LINUX_SA_ONESHOT	0x80000000
281 
282 /* sigprocmask actions */
283 #define	LINUX_SIG_BLOCK		0
284 #define	LINUX_SIG_UNBLOCK	1
285 #define	LINUX_SIG_SETMASK	2
286 
287 /* sigset_t macros */
288 #define	LINUX_SIGEMPTYSET(set)		(set).__bits[0] = (set).__bits[1] = 0
289 #define	LINUX_SIGISMEMBER(set, sig)	SIGISMEMBER(set, sig)
290 #define	LINUX_SIGADDSET(set, sig)	SIGADDSET(set, sig)
291 
292 /* sigaltstack */
293 #define LINUX_MINSIGSTKSZ	2048
294 #define LINUX_SS_ONSTACK	1
295 #define LINUX_SS_DISABLE	2
296 
297 int linux_to_bsd_sigaltstack(int lsa);
298 int bsd_to_linux_sigaltstack(int bsa);
299 
300 typedef l_uintptr_t l_handler_t;
301 typedef l_ulong	l_osigset_t;
302 
303 typedef struct {
304 	l_uint	__bits[LINUX_NSIG_WORDS];
305 } __packed l_sigset_t;
306 
307 typedef struct {
308 	l_handler_t	lsa_handler;
309 	l_osigset_t	lsa_mask;
310 	l_ulong		lsa_flags;
311 	l_uintptr_t	lsa_restorer;
312 } __packed l_osigaction_t;
313 
314 typedef struct {
315 	l_handler_t	lsa_handler;
316 	l_ulong		lsa_flags;
317 	l_uintptr_t	lsa_restorer;
318 	l_sigset_t	lsa_mask;
319 } __packed l_sigaction_t;
320 
321 typedef struct {
322 	l_uintptr_t	ss_sp;
323 	l_int		ss_flags;
324 	l_size_t	ss_size;
325 } __packed l_stack_t;
326 
327 /* The Linux sigcontext, pretty much a standard 386 trapframe. */
328 struct l_sigcontext {
329 	l_int		sc_gs;
330 	l_int		sc_fs;
331 	l_int		sc_es;
332 	l_int		sc_ds;
333 	l_int		sc_edi;
334 	l_int		sc_esi;
335 	l_int		sc_ebp;
336 	l_int		sc_esp;
337 	l_int		sc_ebx;
338 	l_int		sc_edx;
339 	l_int		sc_ecx;
340 	l_int		sc_eax;
341 	l_int		sc_trapno;
342 	l_int		sc_err;
343 	l_int		sc_eip;
344 	l_int		sc_cs;
345 	l_int		sc_eflags;
346 	l_int		sc_esp_at_signal;
347 	l_int		sc_ss;
348 	l_int		sc_387;
349 	l_int		sc_mask;
350 	l_int		sc_cr2;
351 } __packed;
352 
353 struct l_ucontext {
354 	l_ulong		uc_flags;
355 	l_uintptr_t	uc_link;
356 	l_stack_t	uc_stack;
357 	struct l_sigcontext	uc_mcontext;
358         l_sigset_t	uc_sigmask;
359 } __packed;
360 
361 #define LINUX_SI_MAX_SIZE     128
362 #define LINUX_SI_PAD_SIZE     ((LINUX_SI_MAX_SIZE/sizeof(l_int)) - 3)
363 
364 typedef struct l_siginfo {
365 	l_int		lsi_signo;
366 	l_int		lsi_errno;
367 	l_int		lsi_code;
368 	union {
369 		l_int	_pad[LINUX_SI_PAD_SIZE];
370 
371 		struct {
372 			l_pid_t		_pid;
373 			l_uid16_t	_uid;
374 		} __packed _kill;
375 
376 		struct {
377 			l_uint		_timer1;
378 			l_uint		_timer2;
379 		} __packed _timer;
380 
381 		struct {
382 			l_pid_t		_pid;		/* sender's pid */
383 			l_uid16_t	_uid;		/* sender's uid */
384 			union sigval _sigval;
385 		} __packed _rt;
386 
387 		struct {
388 			l_pid_t		_pid;		/* which child */
389 			l_uid16_t	_uid;		/* sender's uid */
390 			l_int		_status;	/* exit code */
391 			l_clock_t	_utime;
392 			l_clock_t	_stime;
393 		} __packed _sigchld;
394 
395 		struct {
396 			l_uintptr_t	_addr; /* faulting insn/memory ref. */
397 		} __packed _sigfault;
398 
399 		struct {
400 			l_int		_band;  /* POLL_IN,POLL_OUT,POLL_MSG */
401 			l_int		_fd;
402 		} __packed _sigpoll;
403 	} _sifields;
404 } __packed l_siginfo_t;
405 
406 #define lsi_pid          _sifields._kill._pid
407 #define lsi_uid          _sifields._kill._uid
408 #define lsi_status       _sifields._sigchld._status
409 #define lsi_utime        _sifields._sigchld._utime
410 #define lsi_stime        _sifields._sigchld._stime
411 #define lsi_value        _sifields._rt._sigval
412 #define lsi_int          _sifields._rt._sigval.sival_int
413 #define lsi_ptr          _sifields._rt._sigval.sival_ptr
414 #define lsi_addr         _sifields._sigfault._addr
415 #define lsi_band         _sifields._sigpoll._band
416 #define lsi_fd           _sifields._sigpoll._fd
417 
418 struct l_fpreg {
419 	u_int16_t significand[4];
420 	u_int16_t exponent;
421 } __packed;
422 
423 struct l_fpxreg {
424 	u_int16_t significand[4];
425 	u_int16_t exponent;
426 	u_int16_t padding[3];
427 } __packed;
428 
429 struct l_xmmreg {
430 	u_int32_t element[4];
431 } __packed;
432 
433 struct l_fpstate {
434 	/* Regular FPU environment */
435 	u_int32_t		cw;
436 	u_int32_t		sw;
437 	u_int32_t		tag;
438 	u_int32_t		ipoff;
439 	u_int32_t		cssel;
440 	u_int32_t		dataoff;
441 	u_int32_t		datasel;
442 	struct l_fpreg		_st[8];
443 	u_int16_t		status;
444 	u_int16_t		magic;  /* 0xffff = regular FPU data */
445 
446 	/* FXSR FPU environment */
447 	u_int32_t		_fxsr_env[6]; /* env is ignored */
448 	u_int32_t		mxcsr;
449 	u_int32_t		reserved;
450 	struct l_fpxreg		_fxsr_st[8];  /* reg data is ignored */
451 	struct l_xmmreg		_xmm[8];
452 	u_int32_t		padding[56];
453 } __packed;
454 
455 /*
456  * We make the stack look like Linux expects it when calling a signal
457  * handler, but use the BSD way of calling the handler and sigreturn().
458  * This means that we need to pass the pointer to the handler too.
459  * It is appended to the frame to not interfere with the rest of it.
460  */
461 struct l_sigframe {
462 	l_int			sf_sig;
463 	struct l_sigcontext	sf_sc;
464 	struct l_fpstate	sf_fpstate;
465 	l_uint			sf_extramask[LINUX_NSIG_WORDS-1];
466 	l_handler_t		sf_handler;
467 } __packed;
468 
469 struct l_rt_sigframe {
470 	l_int			sf_sig;
471 	l_uintptr_t 		sf_siginfo;
472 	l_uintptr_t		sf_ucontext;
473 	l_siginfo_t		sf_si;
474 	struct l_ucontext 	sf_sc;
475 	l_handler_t 		sf_handler;
476 } __packed;
477 
478 extern int bsd_to_linux_signal[];
479 extern int linux_to_bsd_signal[];
480 
481 /*
482  * Pluggable ioctl handlers
483  */
484 struct linux_ioctl_args;
485 struct thread;
486 
487 typedef int linux_ioctl_function_t(struct thread *, struct linux_ioctl_args *);
488 
489 struct linux_ioctl_handler {
490 	linux_ioctl_function_t *func;
491 	int	low, high;
492 };
493 
494 int	linux_ioctl_register_handler(struct linux_ioctl_handler *h);
495 int	linux_ioctl_unregister_handler(struct linux_ioctl_handler *h);
496 
497 /*
498  * open/fcntl flags
499  */
500 #define	LINUX_O_RDONLY		00
501 #define	LINUX_O_WRONLY		01
502 #define	LINUX_O_RDWR		02
503 #define	LINUX_O_CREAT		0100
504 #define	LINUX_O_EXCL		0200
505 #define	LINUX_O_NOCTTY		0400
506 #define	LINUX_O_TRUNC		01000
507 #define	LINUX_O_APPEND		02000
508 #define	LINUX_O_NONBLOCK	04000
509 #define	LINUX_O_NDELAY		LINUX_O_NONBLOCK
510 #define	LINUX_O_SYNC		010000
511 #define	LINUX_FASYNC		020000
512 
513 #define	LINUX_F_DUPFD		0
514 #define	LINUX_F_GETFD		1
515 #define	LINUX_F_SETFD		2
516 #define	LINUX_F_GETFL		3
517 #define	LINUX_F_SETFL		4
518 #define	LINUX_F_GETLK		5
519 #define	LINUX_F_SETLK		6
520 #define	LINUX_F_SETLKW		7
521 #define	LINUX_F_SETOWN		8
522 #define	LINUX_F_GETOWN		9
523 
524 #define	LINUX_F_GETLK64		12
525 #define	LINUX_F_SETLK64		13
526 #define	LINUX_F_SETLKW64	14
527 
528 #define	LINUX_F_RDLCK		0
529 #define	LINUX_F_WRLCK		1
530 #define	LINUX_F_UNLCK		2
531 
532 /*
533  * mount flags
534  */
535 #define LINUX_MS_RDONLY         0x0001
536 #define LINUX_MS_NOSUID         0x0002
537 #define LINUX_MS_NODEV          0x0004
538 #define LINUX_MS_NOEXEC         0x0008
539 #define LINUX_MS_REMOUNT        0x0020
540 
541 /*
542  * SystemV IPC defines
543  */
544 #define	LINUX_SEMOP		1
545 #define	LINUX_SEMGET		2
546 #define	LINUX_SEMCTL		3
547 #define	LINUX_MSGSND		11
548 #define	LINUX_MSGRCV		12
549 #define	LINUX_MSGGET		13
550 #define	LINUX_MSGCTL		14
551 #define	LINUX_SHMAT		21
552 #define	LINUX_SHMDT		22
553 #define	LINUX_SHMGET		23
554 #define	LINUX_SHMCTL		24
555 
556 #define	LINUX_IPC_RMID		0
557 #define	LINUX_IPC_SET		1
558 #define	LINUX_IPC_STAT		2
559 #define	LINUX_IPC_INFO		3
560 
561 #define	LINUX_SHM_LOCK		11
562 #define	LINUX_SHM_UNLOCK	12
563 #define	LINUX_SHM_STAT		13
564 #define	LINUX_SHM_INFO		14
565 
566 #define	LINUX_SHM_RDONLY	0x1000
567 #define	LINUX_SHM_RND		0x2000
568 #define	LINUX_SHM_REMAP		0x4000
569 
570 /* semctl commands */
571 #define	LINUX_GETPID		11
572 #define	LINUX_GETVAL		12
573 #define	LINUX_GETALL		13
574 #define	LINUX_GETNCNT		14
575 #define	LINUX_GETZCNT		15
576 #define	LINUX_SETVAL		16
577 #define	LINUX_SETALL		17
578 #define	LINUX_SEM_STAT		18
579 #define	LINUX_SEM_INFO		19
580 
581 union l_semun {
582 	l_int		val;
583 	l_uintptr_t	buf;
584 	l_uintptr_t	array;
585 	l_uintptr_t	__buf;
586 	l_uintptr_t	__pad;
587 } __packed;
588 
589 /*
590  * Socket defines
591  */
592 #define	LINUX_SOCKET 		1
593 #define	LINUX_BIND		2
594 #define	LINUX_CONNECT 		3
595 #define	LINUX_LISTEN 		4
596 #define	LINUX_ACCEPT 		5
597 #define	LINUX_GETSOCKNAME	6
598 #define	LINUX_GETPEERNAME	7
599 #define	LINUX_SOCKETPAIR	8
600 #define	LINUX_SEND		9
601 #define	LINUX_RECV		10
602 #define	LINUX_SENDTO 		11
603 #define	LINUX_RECVFROM 		12
604 #define	LINUX_SHUTDOWN 		13
605 #define	LINUX_SETSOCKOPT	14
606 #define	LINUX_GETSOCKOPT	15
607 #define	LINUX_SENDMSG		16
608 #define	LINUX_RECVMSG		17
609 
610 #define	LINUX_AF_UNSPEC		0
611 #define	LINUX_AF_UNIX		1
612 #define	LINUX_AF_INET		2
613 #define	LINUX_AF_AX25		3
614 #define	LINUX_AF_IPX		4
615 #define	LINUX_AF_APPLETALK	5
616 #define	LINUX_AF_INET6		10
617 
618 #define	LINUX_SOL_SOCKET	1
619 #define	LINUX_SOL_IP		0
620 #define	LINUX_SOL_IPX		256
621 #define	LINUX_SOL_AX25		257
622 #define	LINUX_SOL_TCP		6
623 #define	LINUX_SOL_UDP		17
624 
625 #define	LINUX_SO_DEBUG		1
626 #define	LINUX_SO_REUSEADDR	2
627 #define	LINUX_SO_TYPE		3
628 #define	LINUX_SO_ERROR		4
629 #define	LINUX_SO_DONTROUTE	5
630 #define	LINUX_SO_BROADCAST	6
631 #define	LINUX_SO_SNDBUF		7
632 #define	LINUX_SO_RCVBUF		8
633 #define	LINUX_SO_KEEPALIVE	9
634 #define	LINUX_SO_OOBINLINE	10
635 #define	LINUX_SO_NO_CHECK	11
636 #define	LINUX_SO_PRIORITY	12
637 #define	LINUX_SO_LINGER		13
638 
639 #define	LINUX_IP_TOS		1
640 #define	LINUX_IP_TTL		2
641 #define	LINUX_IP_HDRINCL	3
642 #define	LINUX_IP_OPTIONS	4
643 
644 #define	LINUX_IP_MULTICAST_IF		32
645 #define	LINUX_IP_MULTICAST_TTL		33
646 #define	LINUX_IP_MULTICAST_LOOP		34
647 #define	LINUX_IP_ADD_MEMBERSHIP		35
648 #define	LINUX_IP_DROP_MEMBERSHIP	36
649 
650 struct l_sockaddr {
651 	l_ushort	sa_family;
652 	char		sa_data[14];
653 } __packed;
654 
655 struct l_ifmap {
656 	l_ulong		mem_start;
657 	l_ulong		mem_end;
658 	l_ushort	base_addr;
659 	u_char		irq;
660 	u_char		dma;
661 	u_char		port;
662 } __packed;
663 
664 #define	LINUX_IFHWADDRLEN	6
665 #define	LINUX_IFNAMSIZ		16
666 
667 struct l_ifreq {
668 	union {
669 		char	ifrn_name[LINUX_IFNAMSIZ];
670 	} ifr_ifrn;
671 
672 	union {
673 		struct l_sockaddr	ifru_addr;
674 		struct l_sockaddr	ifru_dstaddr;
675 		struct l_sockaddr	ifru_broadaddr;
676 		struct l_sockaddr	ifru_netmask;
677 		struct l_sockaddr	ifru_hwaddr;
678 		l_short		ifru_flags[1];
679 		l_int		ifru_metric;
680 		l_int		ifru_mtu;
681 		struct l_ifmap	ifru_map;
682 		char		ifru_slave[LINUX_IFNAMSIZ];
683 		l_uintptr_t	ifru_data;
684 	} ifr_ifru;
685 } __packed;
686 
687 #define	ifr_name	ifr_ifrn.ifrn_name	/* interface name */
688 #define	ifr_hwaddr	ifr_ifru.ifru_hwaddr	/* MAC address */
689 
690 struct l_ifconf {
691 	int	ifc_len;
692 	union {
693 		l_uintptr_t	ifcu_buf;
694 		l_uintptr_t	ifcu_req;
695 	} ifc_ifcu;
696 } __packed;
697 
698 #define	ifc_buf		ifc_ifcu.ifcu_buf
699 #define	ifc_req		ifc_ifcu.ifcu_req
700 
701 /*
702  * poll()
703  */
704 #define	LINUX_POLLIN		0x0001
705 #define	LINUX_POLLPRI		0x0002
706 #define	LINUX_POLLOUT		0x0004
707 #define	LINUX_POLLERR		0x0008
708 #define	LINUX_POLLHUP		0x0010
709 #define	LINUX_POLLNVAL		0x0020
710 #define	LINUX_POLLRDNORM	0x0040
711 #define	LINUX_POLLRDBAND	0x0080
712 #define	LINUX_POLLWRNORM	0x0100
713 #define	LINUX_POLLWRBAND	0x0200
714 #define	LINUX_POLLMSG		0x0400
715 
716 struct l_pollfd {
717 	l_int		fd;
718 	l_short		events;
719 	l_short		revents;
720 } __packed;
721 
722 #endif /* !_AMD64_LINUX_LINUX_H_ */
723