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OS utils: Provide os_reltime_age()

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This function calculates and returns the time passed since
a given timestamp.

Signed-hostap: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Johannes Berg 2013-11-25 21:56:02 +01:00 committed by Jouni Malinen
parent 8567866d75
commit ed0ebee14f
1 changed files with 10 additions and 0 deletions
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10
src/utils/os.h
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@ -86,6 +86,16 @@ static inline void os_reltime_sub(struct os_reltime *a, struct os_reltime *b,
}
static inline void os_reltime_age(struct os_reltime *start,
struct os_reltime *age)
{
struct os_reltime now;
os_get_reltime(&now);
os_reltime_sub(&now, start, age);
}
/**
* os_mktime - Convert broken-down time into seconds since 1970-01-01
* @year: Four digit year