[openssh.git] / defines.h

#ifndef _DEFINES_H
#define _DEFINES_H

/* Necessary headers */

#include <sys/types.h> /* For [u]intxx_t */
#include <sys/socket.h> /* For SHUT_XXXX */
#include <sys/param.h> /* For MAXPATHLEN */
#include <sys/un.h> /* For SUN_LEN */
#include <netinet/in_systm.h> /* For typedefs */
#include <netinet/in.h> /* For IPv6 macros */
#include <netinet/ip.h> /* For IPTOS macros */
#ifdef HAVE_SYS_BITYPES_H
# include <sys/bitypes.h> /* For u_intXX_t */
#endif 
#ifdef HAVE_PATHS_H
# include <paths.h> /* For _PATH_XXX */
#endif 
#ifdef HAVE_LIMITS_H
# include <limits.h> /* For PATH_MAX */
#endif 
#ifdef HAVE_SYS_TIME_H
# include <sys/time.h> /* For timersub */
#endif
#ifdef HAVE_MAILLOCK_H
# include <maillock.h> /* For _PATH_MAILDIR */
#endif
#ifdef HAVE_SYS_CDEFS_H
# include <sys/cdefs.h> /* For __P() */
#endif 
#ifdef HAVE_SYS_SYSMACROS_H
# include <sys/sysmacros.h> /* For MIN, MAX, etc */
#endif
#ifdef HAVE_SYS_STAT_H
# include <sys/stat.h> /* For S_* constants and macros */
#endif

#include <unistd.h> /* For STDIN_FILENO, etc */

/* Constants */

#ifndef SHUT_RDWR
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 /* Should be safe */
# endif /* PATH_MAX */
#endif /* MAXPATHLEN */

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

#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 */

/* Types */

/* If sys/types.h does not supply intXX_t, supply them ourselves */
/* (or die trying) */
#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
#  error "16 bit int type not found."
# endif
# if (SIZEOF_INT == 4)
typedef int int32_t;
# else
#  error "32 bit int type not found."
# endif
/*
# if (SIZEOF_LONG_INT == 8)
typedef long int int64_t;
# else
#  if (SIZEOF_LONG_LONG_INT == 8)
typedef long long int int64_t;
#   define HAVE_INTXX_T 1
#  else
#   error "64 bit int type not found."
#  endif
# 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;
/*
typedef  uint64_t u_int64_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
#   error "16 bit int type not found."
#  endif
#  if (SIZEOF_INT == 4)
typedef unsigned int u_int32_t;
#  else
#   error "32 bit int type not found."
#  endif
/*
#  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;
#    define HAVE_U_INTXX_T 1
#   else
#    error "64 bit int type not found."
#   endif
#  endif
*/
# endif
#endif

#ifndef HAVE_SOCKLEN_T
typedef unsigned int socklen_t;
# define HAVE_SOCKLEN_T
#endif /* HAVE_SOCKLEN_T */

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

#ifndef HAVE_SSIZE_T
typedef int ssize_t;
# define HAVE_SSIZE_T
#endif /* HAVE_SSIZE_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_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) */

/* 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 _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_RSH
# ifdef RSH_PATH
#  define _PATH_RSH RSH_PATH
# endif /* RSH_PATH */
#endif /* _PATH_RSH */

/* Macros */

#ifndef MAX
# define MAX(a,b) (((a)>(b))?(a):(b))
# define MIN(a,b) (((a)<(b))?(a):(b))
#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 __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_SECURITY_PAM_APPL_H) && !defined(DISABLE_PAM)
# define USE_PAM
#endif /* defined(HAVE_SECURITY_PAM_APPL_H) && !defined(DISABLE_PAM) */

#ifndef SUN_LEN
#define SUN_LEN(su) \
        (sizeof(*(su)) - sizeof((su)->sun_path) + strlen((su)->sun_path))
#endif /* SUN_LEN */

/* Function replacement / compatibility hacks */

/* In older versions of libpam, pam_strerror takes a single argument */
#ifdef HAVE_OLD_PAM
# define PAM_STRERROR(a,b) pam_strerror((b))
#else
# define PAM_STRERROR(a,b) pam_strerror((a),(b))
#endif

#if defined(BROKEN_GETADDRINFO) && defined(HAVE_GETADDRINFO)
# undef HAVE_GETADDRINFO
#endif /* defined(BROKEN_GETADDRINFO) && defined(HAVE_GETADDRINFO) */

#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_ATEXIT) && defined(HAVE_ON_EXIT)
# define atexit(a) on_exit(a)
#endif /* !defined(HAVE_ATEXIT) && defined(HAVE_ON_EXIT) */

/**
 ** login recorder definitions
 **/

/* preprocess */

#ifdef HAVE_UTMP_H
#  ifdef HAVE_TIME_IN_UTMP
#    include <time.h>
#  endif
#  include <utmp.h>
#endif
#ifdef HAVE_UTMPX_H
#  ifdef HAVE_TV_IN_UTMPX
#    include <sys/time.h>
#  endif
#  include <utmpx.h>
#endif
#ifdef HAVE_LASTLOG_H
#  include <lastlog.h>
#endif
#ifdef HAVE_PATHS_H
#  include <paths.h>
#endif

/* 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


/* 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

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

/* which type of time to use? (api.c) */
#ifdef HAVE_SYS_TIME_H
#  define USE_TIMEVAL
#endif

/** end of login recorder definitions */

#endif /* _DEFINES_H */
Commit	Line	Data
76a8e733	1	#ifndef _DEFINES_H
	2	#define _DEFINES_H
	3
ea1970a3	4	/* Necessary headers */
ea1970a3	5
a8ed9fd9	6	#include <sys/types.h> /* For [u]intxx_t */
cb807f40	7	#include <sys/socket.h> /* For SHUT_XXXX */
509b1f88	8	#include <sys/param.h> /* For MAXPATHLEN */
ba606eb2	9	#include <sys/un.h> /* For SUN_LEN */
509b1f88	10	#include <netinet/in_systm.h> /* For typedefs */
a8ed9fd9	11	#include <netinet/in.h> /* For IPv6 macros */
18e92801	12	#include <netinet/ip.h> /* For IPTOS macros */
5cdfe03f	13	#ifdef HAVE_SYS_BITYPES_H
	14	# include <sys/bitypes.h> /* For u_intXX_t */
	15	#endif
cb807f40	16	#ifdef HAVE_PATHS_H
	17	# include <paths.h> /* For _PATH_XXX */
	18	#endif
509b1f88	19	#ifdef HAVE_LIMITS_H
	20	# include <limits.h> /* For PATH_MAX */
	21	#endif
cb807f40	22	#ifdef HAVE_SYS_TIME_H
	23	# include <sys/time.h> /* For timersub */
	24	#endif
cb807f40	25	#ifdef HAVE_MAILLOCK_H
d94aa2ae	26	# include <maillock.h> /* For _PATH_MAILDIR */
cb807f40	27	#endif
d94aa2ae	28	#ifdef HAVE_SYS_CDEFS_H
	29	# include <sys/cdefs.h> /* For __P() */
	30	#endif
d468fc76	31	#ifdef HAVE_SYS_SYSMACROS_H
	32	# include <sys/sysmacros.h> /* For MIN, MAX, etc */
	33	#endif
729bfe59	34	#ifdef HAVE_SYS_STAT_H
	35	# include <sys/stat.h> /* For S_* constants and macros */
	36	#endif
	37
	38	#include <unistd.h> /* For STDIN_FILENO, etc */
d468fc76	39
ea1970a3	40	/* Constants */
ea1970a3	41
cb807f40	42	#ifndef SHUT_RDWR
	43	enum
	44	{
	45	SHUT_RD = 0, /* No more receptions. */
	46	SHUT_WR, /* No more transmissions. */
	47	SHUT_RDWR /* No more receptions or transmissions. */
	48	};
	49	# define SHUT_RD SHUT_RD
	50	# define SHUT_WR SHUT_WR
	51	# define SHUT_RDWR SHUT_RDWR
	52	#endif
	53
18e92801	54	#ifndef IPTOS_LOWDELAY
	55	# define IPTOS_LOWDELAY 0x10
	56	# define IPTOS_THROUGHPUT 0x08
	57	# define IPTOS_RELIABILITY 0x04
	58	# define IPTOS_LOWCOST 0x02
	59	# define IPTOS_MINCOST IPTOS_LOWCOST
	60	#endif /* IPTOS_LOWDELAY */
	61
509b1f88	62	#ifndef MAXPATHLEN
	63	# ifdef PATH_MAX
	64	# define MAXPATHLEN PATH_MAX
	65	# else /* PATH_MAX */
	66	# define MAXPATHLEN 64 /* Should be safe */
	67	# endif /* PATH_MAX */
	68	#endif /* MAXPATHLEN */
	69
729bfe59	70	#ifndef STDIN_FILENO
	71	# define STDIN_FILENO 0
	72	#endif
	73	#ifndef STDOUT_FILENO
	74	# define STDOUT_FILENO 1
	75	#endif
	76	#ifndef STDERR_FILENO
	77	# define STDERR_FILENO 2
	78	#endif
	79
	80	#ifndef S_ISREG
	81	# define S_ISDIR(mode) (((mode) & (_S_IFMT)) == (_S_IFDIR))
	82	# define S_ISREG(mode) (((mode) & (_S_IFMT)) == (_S_IFREG))
	83	#endif /* S_ISREG */
	84
	85	#ifndef S_IXUSR
	86	# define S_IXUSR 0000100 /* execute/search permission, */
	87	# define S_IXGRP 0000010 /* execute/search permission, */
	88	# define S_IXOTH 0000001 /* execute/search permission, */
	89	# define _S_IWUSR 0000200 /* write permission, */
	90	# define S_IWUSR _S_IWUSR /* write permission, owner */
	91	# define S_IWGRP 0000020 /* write permission, group */
	92	# define S_IWOTH 0000002 /* write permission, other */
	93	# define S_IRUSR 0000400 /* read permission, owner */
	94	# define S_IRGRP 0000040 /* read permission, group */
	95	# define S_IROTH 0000004 /* read permission, other */
	96	# define S_IRWXU 0000700 /* read, write, execute */
	97	# define S_IRWXG 0000070 /* read, write, execute */
	98	# define S_IRWXO 0000007 /* read, write, execute */
	99	#endif /* S_IXUSR */
	100
ea1970a3	101	/* Types */
ea1970a3	102
cb807f40	103	/* If sys/types.h does not supply intXX_t, supply them ourselves */
	104	/* (or die trying) */
	105	#ifndef HAVE_INTXX_T
976f7e19	106	# if (SIZEOF_CHAR == 1)
	107	typedef char int8_t;
	108	# else
	109	# error "8 bit int type not found."
	110	# endif
cb807f40	111	# if (SIZEOF_SHORT_INT == 2)
ea1970a3	112	typedef short int int16_t;
cb807f40	113	# else
	114	# error "16 bit int type not found."
	115	# endif
	116	# if (SIZEOF_INT == 4)
ea1970a3	117	typedef int int32_t;
cb807f40	118	# else
	119	# error "32 bit int type not found."
	120	# endif
837c30b8	121	/*
cb807f40	122	# if (SIZEOF_LONG_INT == 8)
ea1970a3	123	typedef long int int64_t;
cb807f40	124	# else
cb807f40	125	# if (SIZEOF_LONG_LONG_INT == 8)
ea1970a3	126	typedef long long int int64_t;
76a8e733	127	# define HAVE_INTXX_T 1
cb807f40	128	# else
	129	# error "64 bit int type not found."
	130	# endif
	131	# endif
837c30b8	132	*/
cb807f40	133	#endif
	134
	135	/* If sys/types.h does not supply u_intXX_t, supply them ourselves */
	136	#ifndef HAVE_U_INTXX_T
	137	# ifdef HAVE_UINTXX_T
976f7e19	138	typedef uint8_t u_int8_t;
ea1970a3	139	typedef uint16_t u_int16_t;
ea1970a3	140	typedef uint32_t u_int32_t;
837c30b8	141	/*
ea1970a3	142	typedef uint64_t u_int64_t;
837c30b8	143	*/
76a8e733	144	# define HAVE_U_INTXX_T 1
cb807f40	145	# else
976f7e19	146	# if (SIZEOF_CHAR == 1)
	147	typedef unsigned char u_int8_t;
	148	# else
	149	# error "8 bit int type not found."
	150	# endif
cb807f40	151	# if (SIZEOF_SHORT_INT == 2)
ea1970a3	152	typedef unsigned short int u_int16_t;
cb807f40	153	# else
	154	# error "16 bit int type not found."
	155	# endif
	156	# if (SIZEOF_INT == 4)
ea1970a3	157	typedef unsigned int u_int32_t;
cb807f40	158	# else
	159	# error "32 bit int type not found."
	160	# endif
837c30b8	161	/*
cb807f40	162	# if (SIZEOF_LONG_INT == 8)
ea1970a3	163	typedef unsigned long int u_int64_t;
cb807f40	164	# else
cb807f40	165	# if (SIZEOF_LONG_LONG_INT == 8)
ea1970a3	166	typedef unsigned long long int u_int64_t;
76a8e733	167	# define HAVE_U_INTXX_T 1
cb807f40	168	# else
	169	# error "64 bit int type not found."
	170	# endif
	171	# endif
837c30b8	172	*/
cb807f40	173	# endif
	174	#endif
	175
ea1970a3	176	#ifndef HAVE_SOCKLEN_T
ea1970a3	177	typedef unsigned int socklen_t;
a6ddc88b	178	# define HAVE_SOCKLEN_T
ea1970a3	179	#endif /* HAVE_SOCKLEN_T */
ea1970a3	180
e3a93db0	181	#ifndef HAVE_SIZE_T
e3a93db0	182	typedef unsigned int size_t;
a6ddc88b	183	# define HAVE_SIZE_T
e3a93db0	184	#endif /* HAVE_SIZE_T */
e3a93db0	185
c04f75f1	186	#ifndef HAVE_SSIZE_T
	187	typedef int ssize_t;
	188	# define HAVE_SSIZE_T
	189	#endif /* HAVE_SSIZE_T */
	190
1c04b088	191	#ifndef HAVE_SA_FAMILY_T
	192	typedef int sa_family_t;
	193	# define HAVE_SA_FAMILY_T
	194	#endif /* HAVE_SA_FAMILY_T */
	195
729bfe59	196	#ifndef HAVE_PID_T
	197	typedef int pid_t;
	198	# define HAVE_PID_T
	199	#endif /* HAVE_PID_T */
	200
	201	#ifndef HAVE_MODE_T
	202	typedef int mode_t;
	203	# define HAVE_MODE_T
	204	#endif /* HAVE_MODE_T */
	205
48e671d5	206	#if !defined(HAVE_SS_FAMILY_IN_SS) && defined(HAVE___SS_FAMILY_IN_SS)
	207	# define ss_family __ss_family
	208	#endif /* !defined(HAVE_SS_FAMILY_IN_SS) && defined(HAVE_SA_FAMILY_IN_SS) */
	209
ea1970a3	210	/* Paths */
ea1970a3	211
cb807f40	212	#ifndef _PATH_BSHELL
	213	# define _PATH_BSHELL "/bin/sh"
	214	#endif
	215
	216	#ifdef USER_PATH
	217	# ifdef _PATH_STDPATH
	218	# undef _PATH_STDPATH
	219	# endif
	220	# define _PATH_STDPATH USER_PATH
	221	#endif
	222
	223	#ifndef _PATH_STDPATH
	224	# define _PATH_STDPATH "/usr/bin:/bin:/usr/sbin:/sbin"
	225	#endif
	226
	227	#ifndef _PATH_DEVNULL
	228	# define _PATH_DEVNULL "/dev/null"
	229	#endif
	230
c04f75f1	231	#ifndef MAIL_DIRECTORY
	232	# define MAIL_DIRECTORY "/var/spool/mail"
	233	#endif
	234
cb807f40	235	#ifndef MAILDIR
	236	# define MAILDIR MAIL_DIRECTORY
	237	#endif
	238
	239	#if !defined(_PATH_MAILDIR) && defined(MAILDIR)
	240	# define _PATH_MAILDIR MAILDIR
	241	#endif /* !defined(_PATH_MAILDIR) && defined(MAILDIR) */
	242
ea1970a3	243	#ifndef _PATH_RSH
	244	# ifdef RSH_PATH
	245	# define _PATH_RSH RSH_PATH
	246	# endif /* RSH_PATH */
	247	#endif /* _PATH_RSH */
	248
	249	/* Macros */
	250
cb807f40	251	#ifndef MAX
	252	# define MAX(a,b) (((a)>(b))?(a):(b))
	253	# define MIN(a,b) (((a)<(b))?(a):(b))
	254	#endif
	255
	256	#ifndef timersub
	257	#define timersub(a, b, result) \
	258	do { \
	259	(result)->tv_sec = (a)->tv_sec - (b)->tv_sec; \
	260	(result)->tv_usec = (a)->tv_usec - (b)->tv_usec; \
	261	if ((result)->tv_usec < 0) { \
	262	--(result)->tv_sec; \
	263	(result)->tv_usec += 1000000; \
	264	} \
	265	} while (0)
	266	#endif
	267
cb807f40	268	#ifndef __P
	269	# define __P(x) x
	270	#endif
	271
a8ed9fd9	272	#if !defined(IN6_IS_ADDR_V4MAPPED)
a8ed9fd9	273	# define IN6_IS_ADDR_V4MAPPED(a) \
84afc958	274	((((u_int32_t ) (a))[0] == 0) && (((u_int32_t ) (a))[1] == 0) && \
84afc958	275	(((u_int32_t *) (a))[2] == htonl (0xffff)))
a8ed9fd9	276	#endif /* !defined(IN6_IS_ADDR_V4MAPPED) */
a8ed9fd9	277
cb807f40	278	#if !defined(__GNUC__) \|\| (__GNUC__ < 2)
976f7e19	279	# define __attribute__(x)
cb807f40	280	#endif /* !defined(__GNUC__) \|\| (__GNUC__ < 2) */
cb807f40	281
ea1970a3	282	#if defined(HAVE_SECURITY_PAM_APPL_H) && !defined(DISABLE_PAM)
	283	# define USE_PAM
	284	#endif /* defined(HAVE_SECURITY_PAM_APPL_H) && !defined(DISABLE_PAM) */
	285
ba606eb2	286	#ifndef SUN_LEN
	287	#define SUN_LEN(su) \
	288	(sizeof(*(su)) - sizeof((su)->sun_path) + strlen((su)->sun_path))
	289	#endif /* SUN_LEN */
	290
ea1970a3	291	/* Function replacement / compatibility hacks */
	292
	293	/* In older versions of libpam, pam_strerror takes a single argument */
	294	#ifdef HAVE_OLD_PAM
	295	# define PAM_STRERROR(a,b) pam_strerror((b))
	296	#else
	297	# define PAM_STRERROR(a,b) pam_strerror((a),(b))
	298	#endif
	299
4c8ef3fb	300	#if defined(BROKEN_GETADDRINFO) && defined(HAVE_GETADDRINFO)
	301	# undef HAVE_GETADDRINFO
	302	#endif /* defined(BROKEN_GETADDRINFO) && defined(HAVE_GETADDRINFO) */
	303
c04f75f1	304	#if !defined(HAVE_MEMMOVE) && defined(HAVE_BCOPY)
	305	# define memmove(s1, s2, n) bcopy((s2), (s1), (n))
	306	#endif /* !defined(HAVE_MEMMOVE) && defined(HAVE_BCOPY) */
	307
b9f446d1	308	#if !defined(HAVE_ATEXIT) && defined(HAVE_ON_EXIT)
	309	# define atexit(a) on_exit(a)
	310	#endif /* !defined(HAVE_ATEXIT) && defined(HAVE_ON_EXIT) */
	311
1d7b9b20	312	/**
	313	** login recorder definitions
	314	**/
	315
	316	/* preprocess */
	317
	318	#ifdef HAVE_UTMP_H
	319	# ifdef HAVE_TIME_IN_UTMP
	320	# include <time.h>
	321	# endif
	322	# include <utmp.h>
	323	#endif
	324	#ifdef HAVE_UTMPX_H
	325	# ifdef HAVE_TV_IN_UTMPX
	326	# include <sys/time.h>
	327	# endif
	328	# include <utmpx.h>
	329	#endif
	330	#ifdef HAVE_LASTLOG_H
	331	# include <lastlog.h>
	332	#endif
	333	#ifdef HAVE_PATHS_H
	334	# include <paths.h>
	335	#endif
	336
	337	/* FIXME: put default paths back in */
32eec038	338	#ifndef UTMP_FILE
	339	# ifdef _PATH_UTMP
	340	# define UTMP_FILE _PATH_UTMP
	341	# else
	342	# ifdef CONF_UTMP_FILE
	343	# define UTMP_FILE CONF_UTMP_FILE
	344	# endif
	345	# endif
1d7b9b20	346	#endif
32eec038	347	#ifndef WTMP_FILE
	348	# ifdef _PATH_WTMP
	349	# define WTMP_FILE _PATH_WTMP
	350	# else
	351	# ifdef CONF_WTMP_FILE
	352	# define WTMP_FILE CONF_WTMP_FILE
	353	# endif
	354	# endif
1d7b9b20	355	#endif
1d7b9b20	356	/* pick up the user's location for lastlog if given */
32eec038	357	#ifndef LASTLOG_FILE
	358	# ifdef _PATH_LASTLOG
	359	# define LASTLOG_FILE _PATH_LASTLOG
	360	# else
	361	# ifdef CONF_LASTLOG_FILE
	362	# define LASTLOG_FILE CONF_LASTLOG_FILE
	363	# endif
	364	# endif
d7c0f3d5	365	#endif
1d7b9b20	366
	367
	368	/* The login() library function in libutil is first choice */
	369	#if defined(HAVE_LOGIN) && !defined(DISABLE_LOGIN)
	370	# define USE_LOGIN
	371
	372	#else
	373	/* Simply select your favourite login types. */
	374	/* Can't do if-else because some systems use several... <sigh> */
	375	# if defined(UTMPX_FILE) && !defined(DISABLE_UTMPX)
	376	# define USE_UTMPX
	377	# endif
	378	# if defined(UTMP_FILE) && !defined(DISABLE_UTMP)
	379	# define USE_UTMP
	380	# endif
	381	# if defined(WTMPX_FILE) && !defined(DISABLE_WTMPX)
	382	# define USE_WTMPX
	383	# endif
	384	# if defined(WTMP_FILE) && !defined(DISABLE_WTMP)
	385	# define USE_WTMP
	386	# endif
	387
	388	#endif
	389
	390	/* I hope that the presence of LASTLOG_FILE is enough to detect this */
	391	#if defined(LASTLOG_FILE) && !defined(DISABLE_LASTLOG)
	392	# define USE_LASTLOG
	393	#endif
	394
	395	/* which type of time to use? (api.c) */
	396	#ifdef HAVE_SYS_TIME_H
	397	# define USE_TIMEVAL
	398	#endif
	399
	400	/** end of login recorder definitions */
	401
76a8e733	402	#endif /* _DEFINES_H */