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local: check offset sanity before accumulation

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Don't accept an offset that points to time before 1970 or outside the
interval to which is mapped NTP time.
This commit is contained in:
Miroslav Lichvar
2015-04-07 14:58:58 +02:00
parent 183a648d01
commit aec97397e8
8 changed files with 77 additions and 13 deletions
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2
local.h
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@@ -159,7 +159,7 @@ extern void LCL_AccumulateOffset(double offset, double corr_rate);
the system clock is fast on true time, i.e. it needs to be stepped
backwards. (Same convention as for AccumulateOffset routine). */
extern void LCL_ApplyStepOffset(double offset);
extern int LCL_ApplyStepOffset(double offset);
/* Routine to invoke notify handlers on an unexpected time jump
in system clock */