rpmio/rpmsw.c File Reference

#include "system.h"
#include <rpmiotypes.h>
#include <rpmsw.h>
#include "debug.h"

Include dependency graph for rpmsw.c:

Go to the source code of this file.

Functions
rpmsw	rpmswNow (rpmsw sw)
	Return benchmark time stamp.
static rpmtime_t	tvsub (const struct timeval *etv, const struct timeval *btv)
	Return difference of 2 timeval stamps in micro-seconds.
rpmtime_t	rpmswDiff (rpmsw end, rpmsw begin)
	Return benchmark time stamp difference.
rpmtime_t	rpmswInit (void)
	Return benchmark time stamp overhead.
int	rpmswEnter (rpmop op, ssize_t rc)
	Enter timed operation.
rpmtime_t	rpmswExit (rpmop op, ssize_t rc)
	Exit timed operation.
rpmtime_t	rpmswAdd (rpmop to, rpmop from)
	Sum statistic counters.
rpmtime_t	rpmswSub (rpmop to, rpmop from)
	Subtract statistic counters.
void	rpmswPrint (const char *name, rpmop op, FILE *fp)
	Print operation statistics.
Variables
int	_rpmsw_stats = 0
static rpmtime_t	rpmsw_overhead = 0
static rpmtime_t	rpmsw_cycles = 1
static int	rpmsw_type = 0
static int	rpmsw_initialized = 0

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Detailed Description

Definition in file rpmsw.c.

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Function Documentation

rpmtime_t rpmswDiff	(	rpmsw	end,
		rpmsw	begin
	)

Return benchmark time stamp difference.

Parameters:

*end	end time stamp
*begin	begin time stamp

Returns:

difference in micro-seconds

Definition at line 123 of file rpmsw.c.

References rpmsw_cycles, rpmsw_overhead, rpmsw_type, rpmsw_s::ticks, rpmsw_s::tv, tvsub(), and rpmsw_s::u.

Referenced by rpmswExit(), and rpmswInit().

rpmtime_t rpmswInit

(

void

)

Return benchmark time stamp overhead.

Returns:

overhead in micro-seconds

Definition at line 180 of file rpmsw.c.

References rpmsw_cycles, rpmsw_initialized, rpmsw_overhead, rpmsw_type, rpmswDiff(), and rpmswNow().

Referenced by rpmswNow().

rpmsw rpmswNow

(

rpmsw

sw

)

Return benchmark time stamp.

Parameters:

*sw	time stamp

Returns:

0 on success

Definition at line 84 of file rpmsw.c.

References rpmsw_initialized, rpmsw_type, rpmswInit(), rpmsw_s::ticks, rpmsw_s::tv, and rpmsw_s::u.

Referenced by rpmswEnter(), rpmswExit(), and rpmswInit().

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Variable Documentation

int _rpmsw_stats = 0

Definition at line 20 of file rpmsw.c.

Referenced by main().

rpmtime_t rpmsw_cycles = 1 [static]

Definition at line 26 of file rpmsw.c.

Referenced by rpmswDiff(), and rpmswInit().

int rpmsw_initialized = 0 [static]

Definition at line 32 of file rpmsw.c.

Referenced by rpmswInit(), and rpmswNow().

rpmtime_t rpmsw_overhead = 0 [static]

Definition at line 23 of file rpmsw.c.

Referenced by rpmswDiff(), and rpmswInit().

int rpmsw_type = 0 [static]

Definition at line 29 of file rpmsw.c.

Referenced by rpmswDiff(), rpmswInit(), and rpmswNow().