summaryrefslogtreecommitdiffstats
path: root/defines.h
blob: a2fda99699700fd0f2cffa2d1eaf941c38f56061 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
/*
 * Copyright (c) 1999-2003 Damien Miller.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef _DEFINES_H
#define _DEFINES_H

/* $Id: defines.h,v 1.150 2008/06/13 00:28:57 dtucker Exp $ */


/* Constants */

#if defined(HAVE_DECL_SHUT_RD) && HAVE_DECL_SHUT_RD == 0
enum
{
  SHUT_RD = 0,		/* No more receptions.  */
  SHUT_WR,			/* No more transmissions.  */
  SHUT_RDWR			/* No more receptions or transmissions.  */
};
# define SHUT_RD   SHUT_RD
# define SHUT_WR   SHUT_WR
# define SHUT_RDWR SHUT_RDWR
#endif

#ifndef IPTOS_LOWDELAY
# define IPTOS_LOWDELAY          0x10
# define IPTOS_THROUGHPUT        0x08
# define IPTOS_RELIABILITY       0x04
# define IPTOS_LOWCOST           0x02
# define IPTOS_MINCOST           IPTOS_LOWCOST
#endif /* IPTOS_LOWDELAY */

#ifndef MAXPATHLEN
# ifdef PATH_MAX
#  define MAXPATHLEN PATH_MAX
# else /* PATH_MAX */
#  define MAXPATHLEN 64
/* realpath uses a fixed buffer of size MAXPATHLEN, so force use of ours */
#  ifndef BROKEN_REALPATH
#   define BROKEN_REALPATH 1
#  endif /* BROKEN_REALPATH */
# endif /* PATH_MAX */
#endif /* MAXPATHLEN */

#ifndef PATH_MAX
# ifdef _POSIX_PATH_MAX
# define PATH_MAX _POSIX_PATH_MAX
# endif
#endif

#if defined(HAVE_DECL_MAXSYMLINKS) && HAVE_DECL_MAXSYMLINKS == 0
# define MAXSYMLINKS 5
#endif

#ifndef STDIN_FILENO
# define STDIN_FILENO    0
#endif
#ifndef STDOUT_FILENO
# define STDOUT_FILENO   1
#endif
#ifndef STDERR_FILENO
# define STDERR_FILENO   2
#endif

#ifndef NGROUPS_MAX	/* Disable groupaccess if NGROUP_MAX is not set */
#ifdef NGROUPS
#define NGROUPS_MAX NGROUPS
#else
#define NGROUPS_MAX 0
#endif
#endif

#if defined(HAVE_DECL_O_NONBLOCK) && HAVE_DECL_O_NONBLOCK == 0
# define O_NONBLOCK      00004	/* Non Blocking Open */
#endif

#ifndef S_ISDIR
# define S_ISDIR(mode)	(((mode) & (_S_IFMT)) == (_S_IFDIR))
#endif /* S_ISDIR */

#ifndef S_ISREG
# define S_ISREG(mode)	(((mode) & (_S_IFMT)) == (_S_IFREG))
#endif /* S_ISREG */

#ifndef S_ISLNK
# define S_ISLNK(mode)	(((mode) & S_IFMT) == S_IFLNK)
#endif /* S_ISLNK */

#ifndef S_IXUSR
# define S_IXUSR			0000100	/* execute/search permission, */
# define S_IXGRP			0000010	/* execute/search permission, */
# define S_IXOTH			0000001	/* execute/search permission, */
# define _S_IWUSR			0000200	/* write permission, */
# define S_IWUSR			_S_IWUSR	/* write permission, owner */
# define S_IWGRP			0000020	/* write permission, group */
# define S_IWOTH			0000002	/* write permission, other */
# define S_IRUSR			0000400	/* read permission, owner */
# define S_IRGRP			0000040	/* read permission, group */
# define S_IROTH			0000004	/* read permission, other */
# define S_IRWXU			0000700	/* read, write, execute */
# define S_IRWXG			0000070	/* read, write, execute */
# define S_IRWXO			0000007	/* read, write, execute */
#endif /* S_IXUSR */

#if !defined(MAP_ANON) && defined(MAP_ANONYMOUS)
#define MAP_ANON MAP_ANONYMOUS
#endif

#ifndef MAP_FAILED
# define MAP_FAILED ((void *)-1)
#endif

/* *-*-nto-qnx doesn't define this constant in the system headers */
#ifdef MISSING_NFDBITS
# define	NFDBITS (8 * sizeof(unsigned long))
#endif

/*
SCO Open Server 3 has INADDR_LOOPBACK defined in rpc/rpc.h but
including rpc/rpc.h breaks Solaris 6
*/
#ifndef INADDR_LOOPBACK
#define INADDR_LOOPBACK ((u_long)0x7f000001)
#endif

/* Types */

/* If sys/types.h does not supply intXX_t, supply them ourselves */
/* (or die trying) */

#ifndef HAVE_U_INT
typedef unsigned int u_int;
#endif

#ifndef HAVE_INTXX_T
# if (SIZEOF_CHAR == 1)
typedef char int8_t;
# else
#  error "8 bit int type not found."
# endif
# if (SIZEOF_SHORT_INT == 2)
typedef short int int16_t;
# else
#  ifdef _UNICOS
#   if (SIZEOF_SHORT_INT == 4)
typedef short int16_t;
#   else
typedef long  int16_t;
#   endif
#  else
#   error "16 bit int type not found."
#  endif /* _UNICOS */
# endif
# if (SIZEOF_INT == 4)
typedef int int32_t;
# else
#  ifdef _UNICOS
typedef long  int32_t;
#  else
#   error "32 bit int type not found."
#  endif /* _UNICOS */
# endif
#endif

/* If sys/types.h does not supply u_intXX_t, supply them ourselves */
#ifndef HAVE_U_INTXX_T
# ifdef HAVE_UINTXX_T
typedef uint8_t u_int8_t;
typedef uint16_t u_int16_t;
typedef uint32_t u_int32_t;
# define HAVE_U_INTXX_T 1
# else
#  if (SIZEOF_CHAR == 1)
typedef unsigned char u_int8_t;
#  else
#   error "8 bit int type not found."
#  endif
#  if (SIZEOF_SHORT_INT == 2)
typedef unsigned short int u_int16_t;
#  else
#   ifdef _UNICOS
#    if (SIZEOF_SHORT_INT == 4)
typedef unsigned short u_int16_t;
#    else
typedef unsigned long  u_int16_t;
#    endif
#   else
#    error "16 bit int type not found."
#   endif
#  endif
#  if (SIZEOF_INT == 4)
typedef unsigned int u_int32_t;
#  else
#   ifdef _UNICOS
typedef unsigned long  u_int32_t;
#   else
#    error "32 bit int type not found."
#   endif
#  endif
# endif
#define __BIT_TYPES_DEFINED__
#endif

/* 64-bit types */
#ifndef HAVE_INT64_T
# if (SIZEOF_LONG_INT == 8)
typedef long int int64_t;
# else
#  if (SIZEOF_LONG_LONG_INT == 8)
typedef long long int int64_t;
#  endif
# endif
#endif
#ifndef HAVE_U_INT64_T
# if (SIZEOF_LONG_INT == 8)
typedef unsigned long int u_int64_t;
# else
#  if (SIZEOF_LONG_LONG_INT == 8)
typedef unsigned long long int u_int64_t;
#  endif
# endif
#endif

#ifndef HAVE_U_CHAR
typedef unsigned char u_char;
# define HAVE_U_CHAR
#endif /* HAVE_U_CHAR */

#ifndef SIZE_T_MAX
#define SIZE_T_MAX ULONG_MAX
#endif /* SIZE_T_MAX */

#ifndef HAVE_SIZE_T
typedef unsigned int size_t;
# define HAVE_SIZE_T
# define SIZE_T_MAX UINT_MAX
#endif /* HAVE_SIZE_T */

#ifndef HAVE_SSIZE_T
typedef int ssize_t;
# define HAVE_SSIZE_T
#endif /* HAVE_SSIZE_T */

#ifndef HAVE_CLOCK_T
typedef long clock_t;
# define HAVE_CLOCK_T
#endif /* HAVE_CLOCK_T */

#ifndef HAVE_SA_FAMILY_T
typedef int sa_family_t;
# define HAVE_SA_FAMILY_T
#endif /* HAVE_SA_FAMILY_T */

#ifndef HAVE_PID_T
typedef int pid_t;
# define HAVE_PID_T
#endif /* HAVE_PID_T */

#ifndef HAVE_SIG_ATOMIC_T
typedef int sig_atomic_t;
# define HAVE_SIG_ATOMIC_T
#endif /* HAVE_SIG_ATOMIC_T */

#ifndef HAVE_MODE_T
typedef int mode_t;
# define HAVE_MODE_T
#endif /* HAVE_MODE_T */

#if !defined(HAVE_SS_FAMILY_IN_SS) && defined(HAVE___SS_FAMILY_IN_SS)
# define ss_family __ss_family
#endif /* !defined(HAVE_SS_FAMILY_IN_SS) && defined(HAVE_SA_FAMILY_IN_SS) */

#ifndef HAVE_SYS_UN_H
struct	sockaddr_un {
	short	sun_family;		/* AF_UNIX */
	char	sun_path[108];		/* path name (gag) */
};
#endif /* HAVE_SYS_UN_H */

#ifndef HAVE_IN_ADDR_T
typedef u_int32_t	in_addr_t;
#endif

#if defined(BROKEN_SYS_TERMIO_H) && !defined(_STRUCT_WINSIZE)
#define _STRUCT_WINSIZE
struct winsize {
      unsigned short ws_row;          /* rows, in characters */
      unsigned short ws_col;          /* columns, in character */
      unsigned short ws_xpixel;       /* horizontal size, pixels */
      unsigned short ws_ypixel;       /* vertical size, pixels */
};
#endif

/* *-*-nto-qnx does not define this type in the system headers */
#ifdef MISSING_FD_MASK
 typedef unsigned long int	fd_mask;
#endif

/* Paths */

#ifndef _PATH_BSHELL
# define _PATH_BSHELL "/bin/sh"
#endif

#ifdef USER_PATH
# ifdef _PATH_STDPATH
#  undef _PATH_STDPATH
# endif
# define _PATH_STDPATH USER_PATH
#endif

#ifndef _PATH_STDPATH
# define _PATH_STDPATH "/usr/bin:/bin:/usr/sbin:/sbin"
#endif

#ifndef SUPERUSER_PATH
# define SUPERUSER_PATH	_PATH_STDPATH
#endif

#ifndef _PATH_DEVNULL
# define _PATH_DEVNULL "/dev/null"
#endif

#ifndef MAIL_DIRECTORY
# define MAIL_DIRECTORY "/var/spool/mail"
#endif

#ifndef MAILDIR
# define MAILDIR MAIL_DIRECTORY
#endif

#if !defined(_PATH_MAILDIR) && defined(MAILDIR)
# define _PATH_MAILDIR MAILDIR
#endif /* !defined(_PATH_MAILDIR) && defined(MAILDIR) */

#ifndef _PATH_NOLOGIN
# define _PATH_NOLOGIN "/etc/nologin"
#endif

/* Define this to be the path of the xauth program. */
#ifdef XAUTH_PATH
#define _PATH_XAUTH XAUTH_PATH
#endif /* XAUTH_PATH */

/* derived from XF4/xc/lib/dps/Xlibnet.h */
#ifndef X_UNIX_PATH
#  ifdef __hpux
#    define X_UNIX_PATH "/var/spool/sockets/X11/%u"
#  else
#    define X_UNIX_PATH "/tmp/.X11-unix/X%u"
#  endif
#endif /* X_UNIX_PATH */
#define _PATH_UNIX_X X_UNIX_PATH

#ifndef _PATH_TTY
# define _PATH_TTY "/dev/tty"
#endif

/* Macros */

#if defined(HAVE_LOGIN_GETCAPBOOL) && defined(HAVE_LOGIN_CAP_H)
# define HAVE_LOGIN_CAP
#endif

#ifndef MAX
# define MAX(a,b) (((a)>(b))?(a):(b))
# define MIN(a,b) (((a)<(b))?(a):(b))
#endif

#ifndef roundup
# define roundup(x, y)   ((((x)+((y)-1))/(y))*(y))
#endif

#ifndef timersub
#define timersub(a, b, result)					\
   do {								\
      (result)->tv_sec = (a)->tv_sec - (b)->tv_sec;		\
      (result)->tv_usec = (a)->tv_usec - (b)->tv_usec;		\
      if ((result)->tv_usec < 0) {				\
	 --(result)->tv_sec;					\
	 (result)->tv_usec += 1000000;				\
      }								\
   } while (0)
#endif

#ifndef TIMEVAL_TO_TIMESPEC
#define	TIMEVAL_TO_TIMESPEC(tv, ts) {					\
	(ts)->tv_sec = (tv)->tv_sec;					\
	(ts)->tv_nsec = (tv)->tv_usec * 1000;				\
}
#endif

#ifndef TIMESPEC_TO_TIMEVAL
#define	TIMESPEC_TO_TIMEVAL(tv, ts) {					\
	(tv)->tv_sec = (ts)->tv_sec;					\
	(tv)->tv_usec = (ts)->tv_nsec / 1000;				\
}
#endif

#ifndef __P
# define __P(x) x
#endif

#if !defined(IN6_IS_ADDR_V4MAPPED)
# define IN6_IS_ADDR_V4MAPPED(a) \
	((((u_int32_t *) (a))[0] == 0) && (((u_int32_t *) (a))[1] == 0) && \
	 (((u_int32_t *) (a))[2] == htonl (0xffff)))
#endif /* !defined(IN6_IS_ADDR_V4MAPPED) */

#if !defined(__GNUC__) || (__GNUC__ < 2)
# define __attribute__(x)
#endif /* !defined(__GNUC__) || (__GNUC__ < 2) */

#if !defined(HAVE_ATTRIBUTE__SENTINEL__) && !defined(__sentinel__)
# define __sentinel__
#endif

#if !defined(HAVE_ATTRIBUTE__BOUNDED__) && !defined(__bounded__)
# define __bounded__(x, y, z)
#endif

#if !defined(HAVE_ATTRIBUTE__NONNULL__) && !defined(__nonnull__)
# define __nonnull__(x)
#endif

/* *-*-nto-qnx doesn't define this macro in the system headers */
#ifdef MISSING_HOWMANY
# define howmany(x,y)	(((x)+((y)-1))/(y))
#endif

#ifndef OSSH_ALIGNBYTES
#define OSSH_ALIGNBYTES	(sizeof(int) - 1)
#endif
#ifndef __CMSG_ALIGN
#define	__CMSG_ALIGN(p) (((u_int)(p) + OSSH_ALIGNBYTES) &~ OSSH_ALIGNBYTES)
#endif

/* Length of the contents of a control message of length len */
#ifndef CMSG_LEN
#define	CMSG_LEN(len)	(__CMSG_ALIGN(sizeof(struct cmsghdr)) + (len))
#endif

/* Length of the space taken up by a padded control message of length len */
#ifndef CMSG_SPACE
#define	CMSG_SPACE(len)	(__CMSG_ALIGN(sizeof(struct cmsghdr)) + __CMSG_ALIGN(len))
#endif

/* given pointer to struct cmsghdr, return pointer to data */
#ifndef CMSG_DATA
#define CMSG_DATA(cmsg) ((u_char *)(cmsg) + __CMSG_ALIGN(sizeof(struct cmsghdr)))
#endif /* CMSG_DATA */

/*
 * RFC 2292 requires to check msg_controllen, in case that the kernel returns
 * an empty list for some reasons.
 */
#ifndef CMSG_FIRSTHDR
#define CMSG_FIRSTHDR(mhdr) \
	((mhdr)->msg_controllen >= sizeof(struct cmsghdr) ? \
	 (struct cmsghdr *)(mhdr)->msg_control : \
	 (struct cmsghdr *)NULL)
#endif /* CMSG_FIRSTHDR */

#if defined(HAVE_DECL_OFFSETOF) && HAVE_DECL_OFFSETOF == 0
# define offsetof(type, member) ((size_t) &((type *)0)->member)
#endif

/* Set up BSD-style BYTE_ORDER definition if it isn't there already */
/* XXX: doesn't try to cope with strange byte orders (PDP_ENDIAN) */
#ifndef BYTE_ORDER
# ifndef LITTLE_ENDIAN
#  define LITTLE_ENDIAN  1234
# endif /* LITTLE_ENDIAN */
# ifndef BIG_ENDIAN
#  define BIG_ENDIAN     4321
# endif /* BIG_ENDIAN */
# ifdef WORDS_BIGENDIAN
#  define BYTE_ORDER BIG_ENDIAN
# else /* WORDS_BIGENDIAN */
#  define BYTE_ORDER LITTLE_ENDIAN
# endif /* WORDS_BIGENDIAN */
#endif /* BYTE_ORDER */

/* Function replacement / compatibility hacks */

#if !defined(HAVE_GETADDRINFO) && (defined(HAVE_OGETADDRINFO) || defined(HAVE_NGETADDRINFO))
# define HAVE_GETADDRINFO
#endif

#ifndef HAVE_GETOPT_OPTRESET
# undef getopt
# undef opterr
# undef optind
# undef optopt
# undef optreset
# undef optarg
# define getopt(ac, av, o)  BSDgetopt(ac, av, o)
# define opterr             BSDopterr
# define optind             BSDoptind
# define optopt             BSDoptopt
# define optreset           BSDoptreset
# define optarg             BSDoptarg
#endif

#if defined(BROKEN_GETADDRINFO) && defined(HAVE_GETADDRINFO)
# undef HAVE_GETADDRINFO
#endif
#if defined(BROKEN_GETADDRINFO) && defined(HAVE_FREEADDRINFO)
# undef HAVE_FREEADDRINFO
#endif
#if defined(BROKEN_GETADDRINFO) && defined(HAVE_GAI_STRERROR)
# undef HAVE_GAI_STRERROR
#endif

#if defined(BROKEN_UPDWTMPX) && defined(HAVE_UPDWTMPX)
# undef HAVE_UPDWTMPX
#endif

#if defined(BROKEN_SHADOW_EXPIRE) && defined(HAS_SHADOW_EXPIRE)
# undef HAS_SHADOW_EXPIRE
#endif

#if defined(HAVE_OPENLOG_R) && defined(SYSLOG_DATA_INIT) && \
    defined(SYSLOG_R_SAFE_IN_SIGHAND)
# define DO_LOG_SAFE_IN_SIGHAND
#endif

#if !defined(HAVE_MEMMOVE) && defined(HAVE_BCOPY)
# define memmove(s1, s2, n) bcopy((s2), (s1), (n))
#endif /* !defined(HAVE_MEMMOVE) && defined(HAVE_BCOPY) */

#if defined(HAVE_VHANGUP) && !defined(HAVE_DEV_PTMX)
#  define USE_VHANGUP
#endif /* defined(HAVE_VHANGUP) && !defined(HAVE_DEV_PTMX) */

#ifndef GETPGRP_VOID
# include <unistd.h>
# define getpgrp() getpgrp(0)
#endif

#ifdef USE_BSM_AUDIT
# define SSH_AUDIT_EVENTS
# define CUSTOM_SSH_AUDIT_EVENTS
#endif

#if !defined(HAVE___func__) && defined(HAVE___FUNCTION__)
#  define __func__ __FUNCTION__
#elif !defined(HAVE___func__)
#  define __func__ ""
#endif

#if defined(KRB5) && !defined(HEIMDAL)
#  define krb5_get_err_text(context,code) error_message(code)
#endif

#if defined(SKEYCHALLENGE_4ARG)
# define _compat_skeychallenge(a,b,c,d) skeychallenge(a,b,c,d)
#else
# define _compat_skeychallenge(a,b,c,d) skeychallenge(a,b,c)
#endif

/* Maximum number of file descriptors available */
#ifdef HAVE_SYSCONF
# define SSH_SYSFDMAX sysconf(_SC_OPEN_MAX)
#else
# define SSH_SYSFDMAX 10000
#endif

#ifdef FSID_HAS_VAL
/* encode f_fsid into a 64 bit value  */
#define FSID_TO_ULONG(f) \
	((((u_int64_t)(f).val[0] & 0xffffffffUL) << 32) | \
	    ((f).val[1] & 0xffffffffUL))
#else
# define FSID_TO_ULONG(f) ((f))
#endif

#if defined(__Lynx__)
 /*
  * LynxOS defines these in param.h which we do not want to include since
  * it will also pull in a bunch of kernel definitions.
  */
# define ALIGNBYTES (sizeof(int) - 1)
# define ALIGN(p) (((unsigned)p + ALIGNBYTES) & ~ALIGNBYTES)
  /* Missing prototypes on LynxOS */
  int snprintf (char *, size_t, const char *, ...);
  int mkstemp (char *);
  char *crypt (const char *, const char *);
  int seteuid (uid_t);
  int setegid (gid_t);
  char *mkdtemp (char *);
  int rresvport_af (int *, sa_family_t);
  int innetgr (const char *, const char *, const char *, const char *);
#endif

/*
 * Define this to use pipes instead of socketpairs for communicating with the
 * client program.  Socketpairs do not seem to work on all systems.
 *
 * configure.ac sets this for a few OS's which are known to have problems
 * but you may need to set it yourself
 */
/* #define USE_PIPES 1 */

/**
 ** login recorder definitions
 **/

/* FIXME: put default paths back in */
#ifndef UTMP_FILE
#  ifdef _PATH_UTMP
#    define UTMP_FILE _PATH_UTMP
#  else
#    ifdef CONF_UTMP_FILE
#      define UTMP_FILE CONF_UTMP_FILE
#    endif
#  endif
#endif
#ifndef WTMP_FILE
#  ifdef _PATH_WTMP
#    define WTMP_FILE _PATH_WTMP
#  else
#    ifdef CONF_WTMP_FILE
#      define WTMP_FILE CONF_WTMP_FILE
#    endif
#  endif
#endif
/* pick up the user's location for lastlog if given */
#ifndef LASTLOG_FILE
#  ifdef _PATH_LASTLOG
#    define LASTLOG_FILE _PATH_LASTLOG
#  else
#    ifdef CONF_LASTLOG_FILE
#      define LASTLOG_FILE CONF_LASTLOG_FILE
#    endif
#  endif
#endif

#if defined(HAVE_SHADOW_H) && !defined(DISABLE_SHADOW)
# define USE_SHADOW
#endif

/* The login() library function in libutil is first choice */
#if defined(HAVE_LOGIN) && !defined(DISABLE_LOGIN)
#  define USE_LOGIN

#else
/* Simply select your favourite login types. */
/* Can't do if-else because some systems use several... <sigh> */
#  if defined(UTMPX_FILE) && !defined(DISABLE_UTMPX)
#    define USE_UTMPX
#  endif
#  if defined(UTMP_FILE) && !defined(DISABLE_UTMP)
#    define USE_UTMP
#  endif
#  if defined(WTMPX_FILE) && !defined(DISABLE_WTMPX)
#    define USE_WTMPX
#  endif
#  if defined(WTMP_FILE) && !defined(DISABLE_WTMP)
#    define USE_WTMP
#  endif

#endif

#ifndef UT_LINESIZE
# define UT_LINESIZE 8
#endif

/* I hope that the presence of LASTLOG_FILE is enough to detect this */
#if defined(LASTLOG_FILE) && !defined(DISABLE_LASTLOG)
#  define USE_LASTLOG
#endif

#ifdef HAVE_OSF_SIA
# ifdef USE_SHADOW
#  undef USE_SHADOW
# endif
# define CUSTOM_SYS_AUTH_PASSWD 1
#endif

#if defined(HAVE_LIBIAF) && defined(HAVE_SET_ID)
# define CUSTOM_SYS_AUTH_PASSWD 1
#endif
#if defined(HAVE_LIBIAF) && defined(HAVE_SET_ID) && !defined(BROKEN_LIBIAF)
# define USE_LIBIAF
#endif

/* HP-UX 11.11 */
#ifdef BTMP_FILE
# define _PATH_BTMP BTMP_FILE
#endif

#if defined(USE_BTMP) && defined(_PATH_BTMP)
# define CUSTOM_FAILED_LOGIN
#endif

/** end of login recorder definitions */

#ifdef BROKEN_GETGROUPS
# define getgroups(a,b) ((a)==0 && (b)==NULL ? NGROUPS_MAX : getgroups((a),(b)))
#endif

#if defined(HAVE_MMAP) && defined(BROKEN_MMAP)
# undef HAVE_MMAP
#endif

#ifndef IOV_MAX
# if defined(_XOPEN_IOV_MAX)
#  define	IOV_MAX		_XOPEN_IOV_MAX
# elif defined(DEF_IOV_MAX)
#  define	IOV_MAX		DEF_IOV_MAX
# else
#  define	IOV_MAX		16
# endif
#endif

#endif /* _DEFINES_H */