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sources: add flag that source is active

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When source is set as active, it's receiving reachability updates (e.g.
offline NTP sources are not active).

Also add function to count active sources.
This commit is contained in:
Miroslav Lichvar
2014-04-10 16:53:28 +02:00
parent bc6b40568d
commit 8671002bd7
4 changed files with 60 additions and 12 deletions
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7
sources.h
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@@ -117,6 +117,12 @@ extern void SRC_GetFrequencyRange(SRC_Instance instance, double *lo, double *hi)
extern void SRC_AccumulateSample(SRC_Instance instance, struct timeval *sample_time, double offset, double peer_delay, double peer_dispersion, double root_delay, double root_dispersion, int stratum, NTP_Leap leap_status);
/* This routine sets the source as receiving reachability updates */
extern void SRC_SetActive(SRC_Instance inst);
/* This routine sets the source as not receiving reachability updates */
extern void SRC_UnsetActive(SRC_Instance inst);
/* This routine indicates that packets with valid headers are being
received from the designated source */
extern void SRC_SetSelectable(SRC_Instance instance);
@@ -165,6 +171,7 @@ extern void SRC_ReloadSources(void);
extern int SRC_IsSyncPeer(SRC_Instance inst);
extern int SRC_ReadNumberOfSources(void);
extern int SRC_ActiveSources(void);
extern int SRC_ReportSource(int index, RPT_SourceReport *report, struct timeval *now);
extern int SRC_ReportSourcestats(int index, RPT_SourcestatsReport *report, struct timeval *now);