Re: Libpcap reentrancy and PF_RING patch

[Guy Harris <guy () alum mit edu>]

Guy Harris wrote:

> Unless I'm misinterpreting socket(7), at least on Linux systems with the 
> SO_TIMESTAMP socket option, you can set that option and use recvmsg() to 
> read a packet; the control message for the packet will contain the time 
> stamp.

...although that doesn't address the issue of the read-modify fields in 
the pcap handle - which *are* significant, so the reentrancy problem is, 
as Gregor notes, harder to fix.
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