1/*
2 * $FreeBSD$
3 */
4
5/*
6 *  This file defines the interface between top and the machine-dependent
7 *  module.  It is NOT machine dependent and should not need to be changed
8 *  for any specific machine.
9 */
10#ifndef MACHINE_H
11#define MACHINE_H
12
13#include <sys/time.h>
14#include <sys/types.h>
15
16#define NUM_AVERAGES    3
17
18/* Log base 2 of 1024 is 10 (2^10 == 1024) */
19#define LOG1024		10
20
21/*
22 * the statics struct is filled in by machine_init
23 */
24struct statics
25{
26    const char * const *procstate_names;
27    const char * const *cpustate_names;
28    const char * const *memory_names;
29    const char * const *arc_names;
30    const char * const *carc_names;
31    const char * const *swap_names;
32    const char * const *order_names;
33    int ncpus;
34};
35
36/*
37 * the system_info struct is filled in by a machine dependent routine.
38 */
39
40struct system_info
41{
42    int    last_pid;
43    double load_avg[NUM_AVERAGES];
44    int    p_total;
45    int    p_pactive;     /* number of procs considered "active" */
46    int    *procstates;
47    int    *cpustates;
48    int    *memory;
49    int    *arc;
50    int    *carc;
51    int    *swap;
52    struct timeval boottime;
53    int    ncpus;
54};
55
56/*
57 * the process_select struct tells get_process_info what processes
58 * and information we are interested in seeing
59 */
60
61struct process_select
62{
63    bool idle;		/* show idle processes */
64    bool self;		/* show self */
65    bool system;		/* show system processes */
66    bool thread;		/* show threads */
67    bool thread_id;		/* show thread ids */
68#define TOP_MAX_UIDS 8
69    int uid[TOP_MAX_UIDS];	/* only these uids (unless uid[0] == -1) */
70    bool wcpu;		/* show weighted cpu */
71    int jid;		/* only this jid (unless jid == -1) */
72    bool jail;		/* show jail ID */
73    bool swap;		/* show swap usage */
74    bool kidle;		/* show per-CPU idle threads */
75    int pid;		/* only this pid (unless pid == -1) */
76    const char *command;	/* only this command (unless == NULL) */
77};
78
79/* routines defined by the machine dependent module */
80
81struct handle;
82
83char	*format_header(const char *uname_field);
84char	*format_next_process(struct handle* handle, char *(*get_userid)(int),
85	    int flags);
86void	 toggle_pcpustats(void);
87void	 get_system_info(struct system_info *si);
88int	 machine_init(struct statics *statics);
89
90/* non-int routines typically used by the machine dependent module */
91extern struct process_select ps;
92
93void *
94get_process_info(struct system_info *si, struct process_select *sel,
95    int (*compare)(const void *, const void *));
96
97#endif /* MACHINE_H */
98