Statistics API. More...
Collaboration diagram for Statistics API.:
Data Structures | |
| struct | rpmsw_s |
| struct | rpmop_s |
| Cumulative statistics for an operation. More... | |
Typedefs | |
| typedef unsigned long int | rpmtime_t |
| typedef struct rpmsw_s * | rpmsw |
| typedef struct rpmop_s * | rpmop |
Functions | |
| rpmsw | rpmswNow (rpmsw sw) |
| Return benchmark time stamp. More... | |
| rpmtime_t | rpmswDiff (rpmsw end, rpmsw begin) |
| Return benchmark time stamp difference. More... | |
| rpmtime_t | rpmswInit (void) |
| Return benchmark time stamp overhead. More... | |
| int | rpmswEnter (rpmop op, ssize_t rc) |
| Enter timed operation. More... | |
| rpmtime_t | rpmswExit (rpmop op, ssize_t rc) |
| Exit timed operation. More... | |
| rpmtime_t | rpmswAdd (rpmop to, rpmop from) |
| Sum statistic counters. More... | |
| rpmtime_t | rpmswSub (rpmop to, rpmop from) |
| Subtract statistic counters. More... | |
Detailed Description
Statistics API.
Typedef Documentation
◆ rpmop
◆ rpmsw
◆ rpmtime_t
Function Documentation
◆ rpmswAdd()
Sum statistic counters.
- Parameters
-
to result statistics from operation statistics
- Returns
- cumulative usecs for operation
◆ rpmswDiff()
Return benchmark time stamp difference.
- Parameters
-
*end end time stamp *begin begin time stamp
- Returns
- difference in micro-seconds
◆ rpmswEnter()
| int rpmswEnter | ( | rpmop | op, |
| ssize_t | rc | ||
| ) |
Enter timed operation.
- Parameters
-
op operation statistics rc -1 clears usec counter
- Returns
- 0 always
◆ rpmswExit()
Exit timed operation.
- Parameters
-
op operation statistics rc per-operation data (e.g. bytes transferred)
- Returns
- cumulative usecs for operation
◆ rpmswInit()
| rpmtime_t rpmswInit | ( | void | ) |
Return benchmark time stamp overhead.
- Returns
- overhead in micro-seconds
◆ rpmswNow()
Return benchmark time stamp.
- Parameters
-
*sw time stamp
- Returns
- 0 on success
