freebsd-skq/usr.bin/top/machine.h
Eitan Adler 8d0d26767b top(1): include what you use
- Change headers to more closely match what we use
- use more standard functions instead of bzero, bcmp, bcopy
- Add myself to authors.

Tested with: base clang (amd64), gcc 9 (amd64), base clang (i386), base
gcc (mips)
2018-06-04 04:59:32 +00:00

100 lines
2.5 KiB
C

/*
* $FreeBSD$
*/
/*
* This file defines the interface between top and the machine-dependent
* module. It is NOT machine dependent and should not need to be changed
* for any specific machine.
*/
#ifndef MACHINE_H
#define MACHINE_H
#include <sys/time.h>
#include <sys/types.h>
#define NUM_AVERAGES 3
/* Log base 2 of 1024 is 10 (2^10 == 1024) */
#define LOG1024 10
/*
* the statics struct is filled in by machine_init
*/
struct statics
{
const char * const *procstate_names;
const char * const *cpustate_names;
const char * const *memory_names;
const char * const *arc_names;
const char * const *carc_names;
const char * const *swap_names;
const char * const *order_names;
int ncpus;
};
/*
* the system_info struct is filled in by a machine dependent routine.
*/
struct system_info
{
int last_pid;
double load_avg[NUM_AVERAGES];
int p_total;
int p_pactive; /* number of procs considered "active" */
int *procstates;
int *cpustates;
int *memory;
int *arc;
int *carc;
int *swap;
struct timeval boottime;
int ncpus;
};
/* cpu_states is an array of percentages * 10. For example,
the (integer) value 105 is 10.5% (or .105).
*/
/*
* the process_select struct tells get_process_info what processes we
* are interested in seeing
*/
struct process_select
{
int idle; /* show idle processes */
int self; /* show self */
int system; /* show system processes */
int thread; /* show threads */
#define TOP_MAX_UIDS 8
int uid[TOP_MAX_UIDS]; /* only these uids (unless uid[0] == -1) */
int wcpu; /* show weighted cpu */
int jid; /* only this jid (unless jid == -1) */
int jail; /* show jail ID */
int swap; /* show swap usage */
int kidle; /* show per-CPU idle threads */
pid_t pid; /* only this pid (unless pid == -1) */
char *command; /* only this command (unless == NULL) */
};
/* routines defined by the machine dependent module */
const char *format_header(const char *uname_field);
char *format_next_process(void* handle, char *(*get_userid)(int),
int flags);
void toggle_pcpustats(void);
void get_system_info(struct system_info *si);
int machine_init(struct statics *statics);
int proc_owner(int pid);
/* non-int routines typically used by the machine dependent module */
extern struct process_select ps;
void *
get_process_info(struct system_info *si, struct process_select *sel,
int (*compare)(const void *, const void *));
#endif /* MACHINE_H */