pmcstat.h revision 147863
1/*-
2 * Copyright (c) 2005, Joseph Koshy
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $FreeBSD: head/usr.sbin/pmcstat/pmcstat.h 147863 2005-07-09 17:08:46Z jkoshy $
27 */
28
29#ifndef	_PMCSTAT_H_
30#define	_PMCSTAT_H_
31
32#define	FLAG_HAS_PID			0x00000001	/* explicit pid */
33#define	FLAG_HAS_WAIT_INTERVAL		0x00000002	/* -w secs */
34#define	FLAG_HAS_OUTPUT_LOGFILE		0x00000004	/* -O file or pipe */
35#define	FLAG_HAS_COMMANDLINE		0x00000008	/* command */
36#define	FLAG_HAS_SAMPLING_PMCS		0x00000010	/* -S or -P */
37#define	FLAG_HAS_COUNTING_PMCS		0x00000020	/* -s or -p */
38#define	FLAG_HAS_PROCESS_PMCS		0x00000040	/* -P or -p */
39#define	FLAG_HAS_SYSTEM_PMCS		0x00000080	/* -S or -s */
40#define	FLAG_HAS_PIPE			0x00000100	/* implicit log */
41#define	FLAG_READ_LOGFILE		0x00000200	/* -R file */
42#define	FLAG_DO_GPROF			0x00000400	/* -g */
43#define	FLAG_HAS_SAMPLESDIR		0x00000800	/* -D dir */
44#define	FLAG_HAS_KERNELPATH		0x00001000	/* -k kernel */
45#define	FLAG_DO_PRINT			0x00002000	/* -o */
46
47#define	DEFAULT_SAMPLE_COUNT		65536
48#define	DEFAULT_WAIT_INTERVAL		5.0
49#define	DEFAULT_DISPLAY_HEIGHT		23
50#define	DEFAULT_BUFFER_SIZE		4096
51
52#define	PRINT_HEADER_PREFIX		"# "
53#define	READPIPEFD			0
54#define	WRITEPIPEFD			1
55#define	NPIPEFD				2
56
57#define	PMCSTAT_OPEN_FOR_READ		0
58#define	PMCSTAT_OPEN_FOR_WRITE		1
59#define	PMCSTAT_DEFAULT_NW_HOST		"localhost"
60#define	PMCSTAT_DEFAULT_NW_PORT		"9000"
61#define	PMCSTAT_NHASH			256
62#define	PMCSTAT_HASH_MASK		0xFF
63
64#define	PMCSTAT_LDD_COMMAND		"/usr/bin/ldd"
65
66#define	PMCSTAT_PRINT_ENTRY(A,T,...) do {				\
67		fprintf((A)->pa_printfile, "%-8s", T);			\
68		fprintf((A)->pa_printfile, " "  __VA_ARGS__);		\
69		fprintf((A)->pa_printfile, "\n");			\
70	} while (0)
71
72enum pmcstat_state {
73	PMCSTAT_FINISHED = 0,
74	PMCSTAT_EXITING  = 1,
75	PMCSTAT_RUNNING  = 2
76};
77
78struct pmcstat_ev {
79	STAILQ_ENTRY(pmcstat_ev) ev_next;
80	char	       *ev_spec;  /* event specification */
81	char	       *ev_name;  /* (derived) event name */
82	enum pmc_mode	ev_mode;  /* desired mode */
83	int		ev_count; /* associated count if in sampling mode */
84	int		ev_cpu;	  /* specific cpu if requested */
85	int		ev_flags; /* PMC_F_* */
86	int		ev_cumulative;  /* show cumulative counts */
87	int		ev_fieldwidth;  /* print width */
88	int		ev_fieldskip;   /* #leading spaces */
89	pmc_value_t	ev_saved; /* saved value for incremental counts */
90	pmc_id_t	ev_pmcid; /* allocated ID */
91};
92
93struct pmcstat_args {
94	int	pa_flags;		/* argument flags */
95	int	pa_required;		/* required features */
96	pid_t	pa_pid;			/* attached to pid */
97	FILE	*pa_printfile;		/* where to send printed output */
98	int	pa_logfd;		/* output log file */
99	char	*pa_inputpath;		/* path to input log */
100	char	*pa_outputpath;		/* path to output log */
101	void	*pa_logparser;		/* log file parser */
102	const char	*pa_kernel;	/* pathname of the kernel */
103	const char	*pa_samplesdir;	/* directory for profile files */
104	double	pa_interval;		/* printing interval in seconds */
105	int	pa_argc;
106	char	**pa_argv;
107	STAILQ_HEAD(, pmcstat_ev) pa_head;
108} args;
109
110/* Function prototypes */
111void	pmcstat_cleanup(struct pmcstat_args *_a);
112int	pmcstat_close_log(struct pmcstat_args *_a);
113void	pmcstat_initialize_logging(struct pmcstat_args *_a);
114int	pmcstat_open(const char *_p, int _mode);
115void	pmcstat_print_counters(struct pmcstat_args *_a);
116void	pmcstat_print_headers(struct pmcstat_args *_a);
117void	pmcstat_print_pmcs(struct pmcstat_args *_a);
118void	pmcstat_setup_process(struct pmcstat_args *_a);
119void	pmcstat_show_usage(void);
120void	pmcstat_shutdown_logging(void);
121void	pmcstat_start_pmcs(struct pmcstat_args *_a);
122void	pmcstat_start_process(struct pmcstat_args *_a);
123int	pmcstat_process_log(struct pmcstat_args *_a);
124int	pmcstat_print_log(struct pmcstat_args *_a);
125int	pmcstat_convert_log(struct pmcstat_args *_a);
126
127#endif	/* _PMCSTAT_H_ */
128