/*
 * The Spread Toolkit.
 *     
 * The contents of this file are subject to the Spread Open-Source
 * License, Version 1.0 (the ``License''); you may not use
 * this file except in compliance with the License.  You may obtain a
 * copy of the License at:
 *
 * http://www.spread.org/license/
 *
 * or in the file ``license.txt'' found in this distribution.
 *
 * Software distributed under the License is distributed on an AS IS basis, 
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License 
 * for the specific language governing rights and limitations under the 
 * License.
 *
 * The Creators of Spread are:
 *  Yair Amir, Michal Miskin-Amir, Jonathan Stanton.
 *
 *  Copyright (C) 1993-2004 Spread Concepts LLC <spread@spreadconcepts.com>
 *
 *  All Rights Reserved.
 *
 * Major Contributor(s):
 * ---------------
 *    Cristina Nita-Rotaru crisn@cs.purdue.edu - group communication security.
 *    Theo Schlossnagle    jesus@omniti.com - Perl, skiplists, autoconf.
 *    Dan Schoenblum       dansch@cnds.jhu.edu - Java interface.
 *    John Schultz         jschultz@cnds.jhu.edu - contribution to process group membership.
 *
 */


#ifndef _DEFINES_H
#define _DEFINES_H

#ifdef HAVE_STDLIB_H
#include <stdlib.h>
#endif
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/param.h>
#include <netinet/in_systm.h>
#include <netinet/in.h>
#include <netinet/ip.h>
#ifdef HAVE_SYS_UN_H
# include <sys/un.h>
#endif
#ifdef HAVE_SYS_BITYPES_H
# include <sys/bitypes.h>
#endif
#ifdef HAVE_LIMITS_H
# include <limits.h>
#endif
#ifdef HAVE_ERRNO_H
# include <errno.h>
#endif
#ifdef HAVE_SYS_TIME_H
# include <sys/time.h>
#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
#ifdef HAVE_NEXT
#  include <libc.h>
#endif

#include <unistd.h>
#include <termios.h>
#include <fcntl.h>

#ifdef HAVE_SYS_FILIO_H
#include <sys/filio.h>
#endif

#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 O_NONBLOCK	/* Non Blocking Open */
# define O_NONBLOCK      00004
#endif

/* Types */

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

#ifndef HAVE_SOCKOPT_LEN_T
typedef int sockopt_len_t;
#endif

#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 _CRAY
typedef long  int16_t;
#  else
#   error "16 bit int type not found."
#  endif /* _CRAY */
# endif
# if (SIZEOF_INT == 4)
typedef int int32_t;
# else
#  ifdef _CRAY
typedef long  int32_t;
#  else
#   error "32 bit int type not found."
#  endif /* _CRAY */
# 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 _CRAY
typedef unsigned long  u_int16_t;
#   else
#    error "16 bit int type not found."
#   endif
#  endif
#  if (SIZEOF_INT == 4)
typedef unsigned int u_int32_t;
#  else
#   ifdef _CRAY
typedef unsigned long  u_int32_t;
#   else
#    error "32 bit int type not found."
#   endif
#  endif
# endif
#endif

/* 64-bit types */
#ifndef HAVE_INT64_T
# if (SIZEOF_LONG_INT == 8)
typedef long int int64_t;
#   define HAVE_INT64_T 1
# else
#  if (SIZEOF_LONG_LONG_INT == 8)
typedef long long int int64_t;
#   define HAVE_INT64_T 1
#   define HAVE_LONG_LONG_INT
#  endif
# endif
#endif
#ifndef HAVE_U_INT64_T
# if (SIZEOF_LONG_INT == 8)
typedef unsigned long int u_int64_t;
#   define HAVE_U_INT64_T 1
# else
#  if (SIZEOF_LONG_LONG_INT == 8)
typedef unsigned long long int u_int64_t;
#   define HAVE_U_INT64_T 1
#  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_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 */

#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 */

/* Macros */

#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 __P
# define __P(x) x
#endif

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

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

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

/* 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 */