/*
* Copyright (c) 1984 through 2008, William LeFebvre
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
*     * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
*     * 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.
*
*     * Neither the name of William LeFebvre nor the names of other
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "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 COPYRIGHT
* OWNER OR CONTRIBUTORS 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.
*/

/*
*  Top - a top users display for Berkeley Unix
*
*  General (global) definitions
*/

#ifndef _TOP_H_
#define _TOP_H_

#include <sys/time.h>

/* Maximum number of columns allowed for display */
#define MAX_COLS        255

/* Log base 2 of 1024 is 10 (2^10 == 1024) */
#define LOG1024         10

/* Special atoi routine returns either a non-negative number or one of: */
#define Infinity        -1
#define Invalid         -2

/* maximum number we can have */
#define Largest         0x7fffffff

/*
* The entire display is based on these next numbers being defined as is.
*/

#define NUM_AVERAGES    3

struct ext_decl {
   int (*f_minibar)(char *, int);
   int (*f_display)(char *, int);
};

/*
*  "Table_size" defines the size of the hash tables used to map uid to
*  username.  Things will work best if the number is a prime number.
*  We use a number that should be suitable for most installations.
*/
#ifndef Table_size
#define Table_size      8191
#endif

void gettime(struct timeval *);
void quit(int);

#endif /* _TOP_H_ */