defines.h revision 99060 
1#ifndef _DEFINES_H
2#define _DEFINES_H
3
4/* $Id: defines.h,v 1.92 2002/06/24 16:26:49 stevesk Exp $ */
5
6
7/* Constants */
8
9#ifndef SHUT_RDWR
10enum
11{
12  SHUT_RD = 0,		/* No more receptions.  */
13  SHUT_WR,			/* No more transmissions.  */
14  SHUT_RDWR			/* No more receptions or transmissions.  */
15};
16# define SHUT_RD   SHUT_RD
17# define SHUT_WR   SHUT_WR
18# define SHUT_RDWR SHUT_RDWR
19#endif
20
21#ifndef IPTOS_LOWDELAY
22# define IPTOS_LOWDELAY          0x10
23# define IPTOS_THROUGHPUT        0x08
24# define IPTOS_RELIABILITY       0x04
25# define IPTOS_LOWCOST           0x02
26# define IPTOS_MINCOST           IPTOS_LOWCOST
27#endif /* IPTOS_LOWDELAY */
28
29#ifndef MAXPATHLEN
30# ifdef PATH_MAX
31#  define MAXPATHLEN PATH_MAX
32# else /* PATH_MAX */
33#  define MAXPATHLEN 64 /* Should be safe */
34# endif /* PATH_MAX */
35#endif /* MAXPATHLEN */
36
37#ifndef STDIN_FILENO
38# define STDIN_FILENO    0
39#endif
40#ifndef STDOUT_FILENO
41# define STDOUT_FILENO   1
42#endif
43#ifndef STDERR_FILENO
44# define STDERR_FILENO   2
45#endif
46
47#ifndef NGROUPS_MAX	/* Disable groupaccess if NGROUP_MAX is not set */
48#ifdef NGROUPS
49#define NGROUPS_MAX NGROUPS
50#else
51#define NGROUPS_MAX 0
52#endif
53#endif
54
55#ifndef O_NONBLOCK	/* Non Blocking Open */
56# define O_NONBLOCK      00004
57#endif
58
59#ifndef S_ISDIR
60# define S_ISDIR(mode)	(((mode) & (_S_IFMT)) == (_S_IFDIR))
61#endif /* S_ISDIR */
62
63#ifndef S_ISREG
64# define S_ISREG(mode)	(((mode) & (_S_IFMT)) == (_S_IFREG))
65#endif /* S_ISREG */
66
67#ifndef S_ISLNK
68# define S_ISLNK(mode)	(((mode) & S_IFMT) == S_IFLNK)
69#endif /* S_ISLNK */
70
71#ifndef S_IXUSR
72# define S_IXUSR			0000100	/* execute/search permission, */
73# define S_IXGRP			0000010	/* execute/search permission, */
74# define S_IXOTH			0000001	/* execute/search permission, */
75# define _S_IWUSR			0000200	/* write permission, */
76# define S_IWUSR			_S_IWUSR	/* write permission, owner */
77# define S_IWGRP			0000020	/* write permission, group */
78# define S_IWOTH			0000002	/* write permission, other */
79# define S_IRUSR			0000400	/* read permission, owner */
80# define S_IRGRP			0000040	/* read permission, group */
81# define S_IROTH			0000004	/* read permission, other */
82# define S_IRWXU			0000700	/* read, write, execute */
83# define S_IRWXG			0000070	/* read, write, execute */
84# define S_IRWXO			0000007	/* read, write, execute */
85#endif /* S_IXUSR */
86
87#if !defined(MAP_ANON) && defined(MAP_ANONYMOUS)
88#define MAP_ANON MAP_ANONYMOUS
89#endif
90
91#ifndef MAP_FAILED
92# define MAP_FAILED ((void *)-1)
93#endif
94
95/* *-*-nto-qnx doesn't define this constant in the system headers */
96#ifdef MISSING_NFDBITS
97# define	NFDBITS (8 * sizeof(unsigned long))
98#endif
99
100/*
101SCO Open Server 3 has INADDR_LOOPBACK defined in rpc/rpc.h but
102including rpc/rpc.h breaks Solaris 6
103*/
104#ifndef INADDR_LOOPBACK
105#define INADDR_LOOPBACK ((ulong)0x7f000001)
106#endif
107
108/* Types */
109
110/* If sys/types.h does not supply intXX_t, supply them ourselves */
111/* (or die trying) */
112
113
114#ifndef HAVE_U_INT
115typedef unsigned int u_int;
116#endif
117
118#ifndef HAVE_INTXX_T
119# if (SIZEOF_CHAR == 1)
120typedef char int8_t;
121# else
122#  error "8 bit int type not found."
123# endif
124# if (SIZEOF_SHORT_INT == 2)
125typedef short int int16_t;
126# else
127#  ifdef _CRAY
128#   if (SIZEOF_SHORT_INT == 4)
129typedef short int16_t;
130#   else
131typedef long  int16_t;
132#   endif
133#  else
134#   error "16 bit int type not found."
135#  endif /* _CRAY */
136# endif
137# if (SIZEOF_INT == 4)
138typedef int int32_t;
139# else
140#  ifdef _CRAY
141typedef long  int32_t;
142#  else
143#   error "32 bit int type not found."
144#  endif /* _CRAY */
145# endif
146#endif
147
148/* If sys/types.h does not supply u_intXX_t, supply them ourselves */
149#ifndef HAVE_U_INTXX_T
150# ifdef HAVE_UINTXX_T
151typedef uint8_t u_int8_t;
152typedef uint16_t u_int16_t;
153typedef uint32_t u_int32_t;
154# define HAVE_U_INTXX_T 1
155# else
156#  if (SIZEOF_CHAR == 1)
157typedef unsigned char u_int8_t;
158#  else
159#   error "8 bit int type not found."
160#  endif
161#  if (SIZEOF_SHORT_INT == 2)
162typedef unsigned short int u_int16_t;
163#  else
164#   ifdef _CRAY
165#    if (SIZEOF_SHORT_INT == 4)
166typedef unsigned short u_int16_t;
167#    else
168typedef unsigned long  u_int16_t;
169#    endif
170#   else
171#    error "16 bit int type not found."
172#   endif
173#  endif
174#  if (SIZEOF_INT == 4)
175typedef unsigned int u_int32_t;
176#  else
177#   ifdef _CRAY
178typedef unsigned long  u_int32_t;
179#   else
180#    error "32 bit int type not found."
181#   endif
182#  endif
183# endif
184#define __BIT_TYPES_DEFINED__
185#endif
186
187/* 64-bit types */
188#ifndef HAVE_INT64_T
189# if (SIZEOF_LONG_INT == 8)
190typedef long int int64_t;
191#   define HAVE_INT64_T 1
192# else
193#  if (SIZEOF_LONG_LONG_INT == 8)
194typedef long long int int64_t;
195#   define HAVE_INT64_T 1
196#  endif
197# endif
198#endif
199#ifndef HAVE_U_INT64_T
200# if (SIZEOF_LONG_INT == 8)
201typedef unsigned long int u_int64_t;
202#   define HAVE_U_INT64_T 1
203# else
204#  if (SIZEOF_LONG_LONG_INT == 8)
205typedef unsigned long long int u_int64_t;
206#   define HAVE_U_INT64_T 1
207#  endif
208# endif
209#endif
210#if !defined(HAVE_LONG_LONG_INT) && (SIZEOF_LONG_LONG_INT == 8)
211# define HAVE_LONG_LONG_INT 1
212#endif
213
214#ifndef HAVE_U_CHAR
215typedef unsigned char u_char;
216# define HAVE_U_CHAR
217#endif /* HAVE_U_CHAR */
218
219#ifndef HAVE_SIZE_T
220typedef unsigned int size_t;
221# define HAVE_SIZE_T
222#endif /* HAVE_SIZE_T */
223
224#ifndef HAVE_SSIZE_T
225typedef int ssize_t;
226# define HAVE_SSIZE_T
227#endif /* HAVE_SSIZE_T */
228
229#ifndef HAVE_CLOCK_T
230typedef long clock_t;
231# define HAVE_CLOCK_T
232#endif /* HAVE_CLOCK_T */
233
234#ifndef HAVE_SA_FAMILY_T
235typedef int sa_family_t;
236# define HAVE_SA_FAMILY_T
237#endif /* HAVE_SA_FAMILY_T */
238
239#ifndef HAVE_PID_T
240typedef int pid_t;
241# define HAVE_PID_T
242#endif /* HAVE_PID_T */
243
244#ifndef HAVE_SIG_ATOMIC_T
245typedef int sig_atomic_t;
246# define HAVE_SIG_ATOMIC_T
247#endif /* HAVE_SIG_ATOMIC_T */
248
249#ifndef HAVE_MODE_T
250typedef int mode_t;
251# define HAVE_MODE_T
252#endif /* HAVE_MODE_T */
253
254#if !defined(HAVE_SS_FAMILY_IN_SS) && defined(HAVE___SS_FAMILY_IN_SS)
255# define ss_family __ss_family
256#endif /* !defined(HAVE_SS_FAMILY_IN_SS) && defined(HAVE_SA_FAMILY_IN_SS) */
257
258#ifndef HAVE_SYS_UN_H
259struct	sockaddr_un {
260	short	sun_family;		/* AF_UNIX */
261	char	sun_path[108];		/* path name (gag) */
262};
263#endif /* HAVE_SYS_UN_H */
264
265#if defined(BROKEN_SYS_TERMIO_H) && !defined(_STRUCT_WINSIZE)
266#define _STRUCT_WINSIZE
267struct winsize {
268      unsigned short ws_row;          /* rows, in characters */
269      unsigned short ws_col;          /* columns, in character */
270      unsigned short ws_xpixel;       /* horizontal size, pixels */
271      unsigned short ws_ypixel;       /* vertical size, pixels */
272};
273#endif
274
275/* *-*-nto-qnx does not define this type in the system headers */
276#ifdef MISSING_FD_MASK
277 typedef unsigned long int	fd_mask;
278#endif
279
280/* Paths */
281
282#ifndef _PATH_BSHELL
283# define _PATH_BSHELL "/bin/sh"
284#endif
285#ifndef _PATH_CSHELL
286# define _PATH_CSHELL "/bin/csh"
287#endif
288#ifndef _PATH_SHELLS
289# define _PATH_SHELLS "/etc/shells"
290#endif
291
292#ifdef USER_PATH
293# ifdef _PATH_STDPATH
294#  undef _PATH_STDPATH
295# endif
296# define _PATH_STDPATH USER_PATH
297#endif
298
299#ifndef _PATH_STDPATH
300# define _PATH_STDPATH "/usr/bin:/bin:/usr/sbin:/sbin"
301#endif
302
303#ifndef _PATH_DEVNULL
304# define _PATH_DEVNULL "/dev/null"
305#endif
306
307#ifndef MAIL_DIRECTORY
308# define MAIL_DIRECTORY "/var/spool/mail"
309#endif
310
311#ifndef MAILDIR
312# define MAILDIR MAIL_DIRECTORY
313#endif
314
315#if !defined(_PATH_MAILDIR) && defined(MAILDIR)
316# define _PATH_MAILDIR MAILDIR
317#endif /* !defined(_PATH_MAILDIR) && defined(MAILDIR) */
318
319#ifndef _PATH_NOLOGIN
320# define _PATH_NOLOGIN "/etc/nologin"
321#endif
322
323/* Define this to be the path of the xauth program. */
324#ifdef XAUTH_PATH
325#define _PATH_XAUTH XAUTH_PATH
326#endif /* XAUTH_PATH */
327
328/* derived from XF4/xc/lib/dps/Xlibnet.h */
329#ifndef X_UNIX_PATH
330#  ifdef __hpux
331#    define X_UNIX_PATH "/var/spool/sockets/X11/%u"
332#  else
333#    define X_UNIX_PATH "/tmp/.X11-unix/X%u"
334#  endif
335#endif /* X_UNIX_PATH */
336#define _PATH_UNIX_X X_UNIX_PATH
337
338#ifndef _PATH_TTY
339# define _PATH_TTY "/dev/tty"
340#endif
341
342/* Macros */
343
344#if defined(HAVE_LOGIN_GETCAPBOOL) && defined(HAVE_LOGIN_CAP_H)
345# define HAVE_LOGIN_CAP
346#endif
347
348#ifndef MAX
349# define MAX(a,b) (((a)>(b))?(a):(b))
350# define MIN(a,b) (((a)<(b))?(a):(b))
351#endif
352
353#ifndef roundup
354# define roundup(x, y)   ((((x)+((y)-1))/(y))*(y))
355#endif
356
357#ifndef timersub
358#define timersub(a, b, result)					\
359   do {								\
360      (result)->tv_sec = (a)->tv_sec - (b)->tv_sec;		\
361      (result)->tv_usec = (a)->tv_usec - (b)->tv_usec;		\
362      if ((result)->tv_usec < 0) {				\
363	 --(result)->tv_sec;					\
364	 (result)->tv_usec += 1000000;				\
365      }								\
366   } while (0)
367#endif
368
369#ifndef __P
370# define __P(x) x
371#endif
372
373#if !defined(IN6_IS_ADDR_V4MAPPED)
374# define IN6_IS_ADDR_V4MAPPED(a) \
375	((((u_int32_t *) (a))[0] == 0) && (((u_int32_t *) (a))[1] == 0) && \
376	 (((u_int32_t *) (a))[2] == htonl (0xffff)))
377#endif /* !defined(IN6_IS_ADDR_V4MAPPED) */
378
379#if !defined(__GNUC__) || (__GNUC__ < 2)
380# define __attribute__(x)
381#endif /* !defined(__GNUC__) || (__GNUC__ < 2) */
382
383/* *-*-nto-qnx doesn't define this macro in the system headers */
384#ifdef MISSING_HOWMANY
385# define howmany(x,y)	(((x)+((y)-1))/(y))
386#endif
387
388#ifndef OSSH_ALIGNBYTES
389#define OSSH_ALIGNBYTES	(sizeof(int) - 1)
390#endif
391#ifndef __CMSG_ALIGN
392#define	__CMSG_ALIGN(p) (((u_int)(p) + OSSH_ALIGNBYTES) &~ OSSH_ALIGNBYTES)
393#endif
394
395/* Length of the contents of a control message of length len */
396#ifndef CMSG_LEN
397#define	CMSG_LEN(len)	(__CMSG_ALIGN(sizeof(struct cmsghdr)) + (len))
398#endif
399
400/* Length of the space taken up by a padded control message of length len */
401#ifndef CMSG_SPACE
402#define	CMSG_SPACE(len)	(__CMSG_ALIGN(sizeof(struct cmsghdr)) + __CMSG_ALIGN(len))
403#endif
404
405/* Function replacement / compatibility hacks */
406
407#if !defined(HAVE_GETADDRINFO) && (defined(HAVE_OGETADDRINFO) || defined(HAVE_NGETADDRINFO))
408# define HAVE_GETADDRINFO
409#endif
410
411#ifndef HAVE_GETOPT_OPTRESET
412# undef getopt
413# undef opterr
414# undef optind
415# undef optopt
416# undef optreset
417# undef optarg
418# define getopt(ac, av, o)  BSDgetopt(ac, av, o)
419# define opterr             BSDopterr
420# define optind             BSDoptind
421# define optopt             BSDoptopt
422# define optreset           BSDoptreset
423# define optarg             BSDoptarg
424#endif
425
426/* In older versions of libpam, pam_strerror takes a single argument */
427#ifdef HAVE_OLD_PAM
428# define PAM_STRERROR(a,b) pam_strerror((b))
429#else
430# define PAM_STRERROR(a,b) pam_strerror((a),(b))
431#endif
432
433#ifdef PAM_SUN_CODEBASE
434# define PAM_MSG_MEMBER(msg, n, member) ((*(msg))[(n)].member)
435#else
436# define PAM_MSG_MEMBER(msg, n, member) ((msg)[(n)]->member)
437#endif
438
439#if defined(BROKEN_GETADDRINFO) && defined(HAVE_GETADDRINFO)
440# undef HAVE_GETADDRINFO
441#endif
442#if defined(BROKEN_GETADDRINFO) && defined(HAVE_FREEADDRINFO)
443# undef HAVE_FREEADDRINFO
444#endif
445#if defined(BROKEN_GETADDRINFO) && defined(HAVE_GAI_STRERROR)
446# undef HAVE_GAI_STRERROR
447#endif
448
449#if !defined(HAVE_MEMMOVE) && defined(HAVE_BCOPY)
450# define memmove(s1, s2, n) bcopy((s2), (s1), (n))
451#endif /* !defined(HAVE_MEMMOVE) && defined(HAVE_BCOPY) */
452
453#if defined(HAVE_VHANGUP) && !defined(HAVE_DEV_PTMX)
454#  define USE_VHANGUP
455#endif /* defined(HAVE_VHANGUP) && !defined(HAVE_DEV_PTMX) */
456
457#ifndef GETPGRP_VOID
458# define getpgrp() getpgrp(0)
459#endif
460
461/* OPENSSL_free() is Free() in versions before OpenSSL 0.9.6 */
462#if !defined(OPENSSL_VERSION_NUMBER) || (OPENSSL_VERSION_NUMBER < 0x0090600f)
463# define OPENSSL_free(x) Free(x)
464#endif
465
466#if !defined(HAVE___func__) && defined(HAVE___FUNCTION__)
467#  define __func__ __FUNCTION__
468#elif !defined(HAVE___func__)
469#  define __func__ ""
470#endif
471
472/*
473 * Define this to use pipes instead of socketpairs for communicating with the
474 * client program.  Socketpairs do not seem to work on all systems.
475 *
476 * configure.ac sets this for a few OS's which are known to have problems
477 * but you may need to set it yourself
478 */
479/* #define USE_PIPES 1 */
480
481/**
482 ** login recorder definitions
483 **/
484
485/* FIXME: put default paths back in */
486#ifndef UTMP_FILE
487#  ifdef _PATH_UTMP
488#    define UTMP_FILE _PATH_UTMP
489#  else
490#    ifdef CONF_UTMP_FILE
491#      define UTMP_FILE CONF_UTMP_FILE
492#    endif
493#  endif
494#endif
495#ifndef WTMP_FILE
496#  ifdef _PATH_WTMP
497#    define WTMP_FILE _PATH_WTMP
498#  else
499#    ifdef CONF_WTMP_FILE
500#      define WTMP_FILE CONF_WTMP_FILE
501#    endif
502#  endif
503#endif
504/* pick up the user's location for lastlog if given */
505#ifndef LASTLOG_FILE
506#  ifdef _PATH_LASTLOG
507#    define LASTLOG_FILE _PATH_LASTLOG
508#  else
509#    ifdef CONF_LASTLOG_FILE
510#      define LASTLOG_FILE CONF_LASTLOG_FILE
511#    endif
512#  endif
513#endif
514
515
516/* The login() library function in libutil is first choice */
517#if defined(HAVE_LOGIN) && !defined(DISABLE_LOGIN)
518#  define USE_LOGIN
519
520#else
521/* Simply select your favourite login types. */
522/* Can't do if-else because some systems use several... <sigh> */
523#  if defined(UTMPX_FILE) && !defined(DISABLE_UTMPX)
524#    define USE_UTMPX
525#  endif
526#  if defined(UTMP_FILE) && !defined(DISABLE_UTMP)
527#    define USE_UTMP
528#  endif
529#  if defined(WTMPX_FILE) && !defined(DISABLE_WTMPX)
530#    define USE_WTMPX
531#  endif
532#  if defined(WTMP_FILE) && !defined(DISABLE_WTMP)
533#    define USE_WTMP
534#  endif
535
536#endif
537
538/* I hope that the presence of LASTLOG_FILE is enough to detect this */
539#if defined(LASTLOG_FILE) && !defined(DISABLE_LASTLOG)
540#  define USE_LASTLOG
541#endif
542
543/** end of login recorder definitions */
544
545#endif /* _DEFINES_H */
546