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File: atop.h

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atop 1.16-2
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/*
** ATOP - System & Process Monitor
**
** The program 'atop' offers the possibility to view the activity of
** the system on system-level as well as process-level.
**
** Include-file describing miscellaneous constants and function-prototypes.
** ================================================================
** Author:      Gerlof Langeveld - AT Computing, Nijmegen, Holland
** E-mail:      gerlof@ATComputing.nl
** Date:        November 1996
** LINUX-port:  June 2000
**
** This program is free software; you can redistribute it and/or modify it
** under the terms of the GNU General Public License as published by the
** Free Software Foundation; either version 2, or (at your option) any
** later version.
**
** This program is distributed in the hope that it will be useful, but
** WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
** See the GNU General Public License for more details.
*/
#define	EQ		0
#define SECSDAY		86400
#define RAWNAMESZ	256

/*
** memory-size formatting possibilities
*/
#define	ANYFORMAT	0
#define	KBFORMAT	1
#define	MBFORMAT	2
#define	GBFORMAT	3
#define	OVFORMAT	9

typedef	long long	count_t;

/*
** bit-values for installed kernel-patches
*/
extern char		kernpatch;

#define	PATCHSTAT	0x01
#define	PATCHACCT	0x02

/*
** structure containing the start-addresses of functions for visualization
*/
struct pstat;
struct sstat;

struct visualize {
	char	(*show_samp)  (time_t, int, struct sstat *, struct pstat *,
				int, int, int, int, char);
	void	(*show_error) (const char *, ...);
	void	(*show_end)   (void);
	void	(*show_usage) (void);
};

extern struct visualize vis;

char		generic_samp(time_t, int, struct sstat *, struct pstat *,
		             int, int, int, int, char);
void		generic_error(const char *, ...);
void		generic_end(void);
void		generic_usage(void);

/*
** miscellaneous prototypes
*/
char   		*convtime(time_t, char *);
char   		*convdate(time_t, char *);
int   		hhmm2secs(char *, unsigned int *);
int		daysecs(time_t);

char   		*val2valstr(count_t, char *, int, int, int);
char   		*val2memstr(count_t, char *, int, int, int);
char		*val2cpustr(count_t, char *);

int		compcpu(const void *, const void *);
int		compdsk(const void *, const void *);
int		compmem(const void *, const void *);
int		compnet(const void *, const void *);
int		compusr(const void *, const void *);
int		compnam(const void *, const void *);

int		cpucompar (const void *, const void *);
int		diskcompar(const void *, const void *);
int		intfcompar(const void *, const void *);

count_t 	subcount(count_t, count_t);
void  		rawread(unsigned int, unsigned int);
char		rawwrite(time_t, int, struct sstat *, struct pstat *,
		                       int, int, int, int, char);

int 		numeric(char *);
void		getalarm(int);
time_t		getboot(void);
unsigned int	getpagesz(void);
char 		*getversion(void);
void		cleanstop(int);
void		prusage(char *);