rpmio/rpmsw.h File Reference

Go to the source code of this file.

Data Structures
struct	rpmsw_s
struct	rpmop_s
	Cumulative statistics for an operation. More...
Typedefs
typedef unsigned long int	rpmtime_t
typedef rpmsw_s *	rpmsw
typedef rpmop_s *	rpmop
Functions
rpmsw	rpmswNow (rpmsw sw)
	Return benchmark time stamp.
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.

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Detailed Description

Definition in file rpmsw.h.

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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 119 of file rpmsw.c.

References rpmop_s::begin, 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 176 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 80 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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