Re: TIMEVAL_SEC_SUBTRACT bug

[Fyodor <fyodor () insecure org>]

On Wed, Aug 22, 2001 at 10:29:25PM -0700, Scott Renfro wrote:

> However, TIMEVAL_SEC_SUBTRACT() is defined in utils.h as
>
>    ((a).tv_sec - (b).tv_sec + ((a).tv_usec - (b).tv_usec + 500)/1000)
>
> Notice that the right half is in microseconds, but the code divides by
> 1000 as though it were milliseconds. 

Good find!  That is what I get for copying and pasting from
TIMEVAL_MSEC_SUBTRACT().  I have made the change for the next version
of Nmap.  Fortunately, that macro is only used in 1 place in the Nmap
code.

Cheers,
-F

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